US Pat. No. 11,112,813

DISTRIBUTED LOW-DROPOUT VOLTAGE REGULATOR (LDO) WITH UNIFORM POWER DELIVERY

Shenzhen Goodix Technolog...


1. An integrated circuit, comprising:a plurality of circuit blocks;
a plurality of voltage regulators spatially distributed over the integrated circuit, each voltage regulator associated with a respective circuit block of the plurality of circuit blocks, wherein each voltage regulator of the plurality of voltage regulators comprises:a power supply terminal, a ground terminal, a reference voltage terminal, a gate terminal, and an output terminal;
a differential amplifier coupled between the power supply terminal and the ground terminal and configured to generate a gate voltage at the gate terminal by amplifying a differential between a reference voltage at the reference voltage terminal and a regulated output voltage at the output terminal based on a bias voltage;
an output transistor having a gate node coupled with the gate terminal and an output node coupled with the output terminal, the output transistor configured to generate the regulated output voltage at the output terminal based on the gate voltage at the gate terminal;
a compensation capacitance coupled between the gate terminal and the output terminal; and
a loop stability transistor having a gate coupled with the bias voltage, a drain coupled with a current source, and a source coupled with a current sink and with the compensation capacitance;

a common gate line coupled to the gate terminal of each of the plurality of voltage regulators, the common gate line shielded with the power supply terminal or the ground terminal; and
a common power line coupled to the output terminal of each of the plurality of voltage regulators, the common power line providing operational power to the plurality of circuit blocks in the integrated circuit.

US Pat. No. 11,112,812

LOW-DROPOUT VOLTAGE REGULATION DEVICE HAVING COMPENSATION CIRCUIT TO COMPENSATE FOR VOLTAGE OVERSHOOTS AND UNDERSHOOTS WHEN CHANGING BETWEEN ACTIVITY MODE AND STANDBY MODE

STMicroelectronics SA, M...


1. A low-dropout voltage regulation device, comprising:a power stage having an output terminal configured to be coupled to a load circuit, the load circuit being operable in a plurality of operating modes, the load circuit being configured to receive a different respective output current when in each operating mode of the plurality of operating modes;
an error amplifier having a first input coupled to a reference voltage, a second input, and an output coupled to an input terminal of the power stage; and
a compensation circuit having an input coupled to the input terminal of the power stage and an output coupled to the second input of the error amplifier, wherein the compensation circuit is operable in a plurality of selectable configurations that are respectively tailored to the plurality of operating modes, the plurality of selectable configurations being selectable in response to a control signal representative of a current operating mode of the load circuit;
wherein the compensation circuit comprises:a first compensation stage comprising an RC filter coupled to the input terminal of the power stage;
a second compensation stage comprising:a first switching transistor coupled between the RC filter and a node;
a second switching transistor having a first conduction terminal coupled to receive a reference current, a second conduction terminal, and a control terminal coupled to be biased based upon the control signal;
an additional transistor having a first conduction terminal coupled to the second conduction terminal of the second switching transistor, a second conduction terminal coupled to the second input of the error amplifier, and a control terminal coupled to the first switching transistor at the node; and
a third switching transistor having a first conduction terminal coupled to the second conduction terminal of the second switching transistor, a second conduction terminal coupled to the control terminal of the additional transistor at the node, and a control terminal coupled to be biased based upon the control signal.



US Pat. No. 11,112,811

ON-CHIP PARAMETER GENERATION SYSTEM WITH AN INTEGRATED CALIBRATION CIRCUIT

MARVELL ASIA PTE, LTD., ...


1. An integrated circuit chip comprising:an on-chip circuit that is selectively operable in standby and operating modes; and
a parameter generation system selectively and alternatively operable in a calibration mode and a parameter supply mode, wherein the parameter generation system comprises:parameter generators;
a calibration circuit integrated with the parameter generators, wherein, the calibration circuit is configured to, during the calibration mode, automatically, sequentially and repeatedly calibrate the parameter generators such that, during the parameter supply mode, each specific parameter generator generates and outputs to the on-chip circuit a specific calibrated parameter within a predetermined range of a specific target level for the specific parameter generator; and

a controller in communication with the calibration circuit and the on-chip circuit,
the controller being configured to enable calibration of the parameter generators by the calibration circuit when the on-chip circuit is in a standby mode and disable the calibration of the parameter generators by the calibration circuit when the on-chip circuit is in an operating mode.

US Pat. No. 11,112,810

ANALOG CONTROL LOOP WITH DIGITAL FEEDBACK

Hoerbiger Wien GmbH, Vie...


1. A circuit for controlling current flow to an associated inductive load, the circuit comprising:a switching element having an open state and a closed state that is configured to intermittently connect an associated power supply to the associated inductive load when the switching element is in the closed state;
a switch driver that generates a switch drive signal provided to a control element of the switching element, the switch drive signal being configured to control the state of the switching element to be in the open state or in the closed state based on a desired load current set point and a feedback signal;
a current sensor configured to measure a current flowing through the switching element and the associated inductive load and generate, from the measured flowing current, a sensed current signal representing a present current sensor reading; and
a summing circuit that adds the sensed current signal and a supplemental signal comprising a representation of the present switch drive signal to generate the feedback signal.

US Pat. No. 11,112,809

GAS ALARM AND SAFETY SYSTEM AND METHOD


1. A gas alarm and safety system comprising:a) A master shutoff valve, the master shutoff valve operably affixed to a gas feed line, the gas feed line carrying a gas from a gas supply;
b) An internal gas line, operably affixed to the master shutoff valve such that the gas flows from the gas supply through the gas feed line, and then through the master shutoff valve to the internal gas line and then to one or more gas-using devices such that the gas-using devices are supplied with gas from the gas supply while the master shutoff valve is open;
c) A master shutoff valve actuator, the master shutoff valve actuator operably affixed to the master shutoff valve such that the master shutoff valve actuator can close the master shutoff valve upon receiving a shutoff signal;
d) One or more gas leak sensors which can detect an ambient gas/air ratio, and the gas leak detection alert includes the ambient gas/air ratio, all of the gas leak sensors placed proximate to at least one of the one or more gas-using devices such that if the gas is released from at least one of the gas-using devices or the internal gas line in the vicinity of at least one of the gas-using devices, at least one of the gas leak sensors can send a gas leak detection signal to a controller, the gas leak detection signal including the ambient gas/air ratio, and the controller can send the shutoff signal to the master shutoff valve actuator;
e) A communications module operably affixed to the controller, the communications module in electronic communication with an external monitoring system such that when the controller receives the gas leak detection signal, the controller can send a gas leak detection alert including the ambient gas/air ratio to the external monitoring system.

US Pat. No. 11,112,808

FLUID FLOW RESTRICTOR DEVICE

The Boeing Company, Chic...


2. A fluid flow restrictor device for controlling fluid flow at a connection between a first duct and a second duct, the fluid flow restrictor device comprising:a restrictor device body having an outboard end, an inboard end that is inserted into and disposed within the first duct when the fluid flow restrictor device is installed at the connection, a body inner surface defining a restrictor opening through the restrictor device body from the outboard end to the inboard end, and a body outer surface; and
an outboard restrictor device flange extending radially outward at the outboard end of the restrictor device body and having an outboard flange outer diameter that is greater than a first duct inner diameter of the first duct so that the outboard restrictor device flange is engaged by a first duct open end surface of the first duct to prevent full insertion of the fluid flow restrictor device into the first duct when the fluid flow restrictor device is installed at the connection;
wherein a body inner diameter of the restrictor device body decreases from a maximum body inner diameter at the outboard end as the body inner surface extends from the outboard end toward the inboard end until the body inner diameter is equal to a minimum body inner diameter; and
wherein, when the body inner surface is viewed in cross-section taken through a plane that is parallel to a body longitudinal axis of the restrictor device body and has the body longitudinal axis lying within the plane, the body inner surface has a constant radius of curvature as the body inner surface extends from the outboard end toward the inboard end.

US Pat. No. 11,112,807

METHOD FOR DETERMINING SELF-DRIVING VEHICLE BEHAVIOR MODELS, A SELF-DRIVING VEHICLE, AND A METHOD OF NAVIGATING A SELF-DRIVING VEHICLE

PIAGGIO FAST FORWARD, INC...


1. A method of modeling behavior for a self-driving vehicle, comprising:tracking and measuring leader-follower interactions and actions with at least one structural element of an environment, including human leader behaviors and cooperative robot follower behaviors;
representing the leader behaviors and the follower behaviors in a behavior model; and
electronically storing the behavioral model,
wherein the behavioral model is executable by the self-driving vehicle to cooperatively navigate the at least one structural element as a follower vehicle, and
wherein the behavioral model includes follower vehicle stops, starts, pauses and movements in relation to, but different from, modeled human leader stops, starts, pauses and movements to negotiate an encountered structural element.

US Pat. No. 11,112,806

ROUTE ESTIMATION SYSTEM, ROUTE ESTIMATION METHOD AND NON-TRANSITORY COMPUTER-READABLE STORAGE MEDIUM FOR THE SAME

DENSO CORPORATION, Kariy...


1. A route estimation system for estimating an optimum route of a plurality of mobile objects, comprising:a processor comprising one or more hardware logic circuits configured to:generate a time-series route candidate of a shortest route for each of the plurality of mobile objects;
generate a time-series route candidate of a detour route for each of the plurality of mobile objects;
calculate a route assignment evaluation value of the time-series route candidate of the shortest route and a route assignment evaluation value of the time-series route candidate of the detour route for each of the plurality of mobile objects;
calculate a travel distance evaluation value of the time series route candidate of the shortest route and a travel distance evaluation value of the time series route candidate of the detour route for each of the plurality of mobile objects;
calculate a route collision evaluation value of a combination of the time series route candidate of the shortest route and the time series route candidate of the detour route for each of the plurality of mobile objects;
compare a total value of the route assignment evaluation value, the travel distance evaluation value, and the route collision evaluation value for combinations of the time-series route candidates of the plurality of mobile objects, and estimate one of the combinations of the time-series route candidates of the plurality of mobile objects as the optimum route including the detour route; and
output the optimum route to each of the plurality of mobile objects to control movement thereof.


US Pat. No. 11,112,805

VEHICLE COMMUNICATION SYSTEM, CONTROL SYSTEM, AND METHOD

Transporation IP Holdings...


1. A vehicle control system, comprising:a controller configured to detect a change in communication quality between a first vehicle and one or more of a second vehicle or a monitoring device in a vehicle system that also includes the first vehicle, the controller configured to operationally restrict movement of one or more vehicles in the vehicle system based on a reduction in communication quality being detected, and
wherein the controller also is configured to obtain or generate a transitional plan that designates operational settings for one or more of the first vehicle or the second vehicle based at least in part on a location of one or more of the first vehicle or the second vehicle, and
wherein the controller also is configured to selectively change the movement of the one or more of the first vehicle or the second vehicle via the transitional plan to reduce a speed of the one or more of the first vehicle or the second vehicle responsive to the reduction in communication quality being detected.

US Pat. No. 11,112,804

AUTONOMOUS DRIVING CONTROL APPARATUS AND PROGRAM PRODUCT

DENSO CORPORATION, Kariy...


1. An autonomous driving control apparatus installable in a vehicle that includes: at least a wide-angle camera and a narrow-angle camera configured to respectively capture at least a wide-angle image and a narrow-angle image of at least a wide-angle directional region and a narrow-angle directional region that are at least partly different from each other from the vehicle; and a vehicle control unit configured to control a travelling state of the vehicle, the wide-angle camera having a predetermined wide-angle field of view, the narrow-angle camera having a predetermined narrow-angle field of view that is narrower than the wide-angle field of view, the narrow-angle directional region of the narrow-angle camera being farther from the vehicle than the wide-angle directional region of the wide-angle camera therefrom, the autonomous driving control apparatus comprising:a drive control unit configured to:determine, based on the wide-angle and narrow-angle images and an autonomous driving condition, a value of at least one controlled variable for autonomous driving of the vehicle; and
output, to the vehicle control unit, the value of the at least one controlled variable to thereby cause the vehicle control unit to carry out a task of autonomously driving the vehicle; and

a camera monitor unit configured to:determine whether one of the wide-angle camera and narrow-angle camera has malfunctioned; and
limit, when determining that the wide-angle camera has malfunctioned, the autonomous driving condition based on the wide-angle directional region corresponding to the wide-angle camera determined as having malfunctioned,

the drive control unit being configured to determine the value of the at least one controlled variable in accordance with the limited autonomous driving condition to thereby cause the vehicle control unit to continuously carry out the task of autonomously driving the vehicle in accordance with the determined value of the at least one controlled variable,
the camera monitor unit is configured to perform at least one of:a first task of prompting a driver of the vehicle to discontinue the task of autonomously driving the vehicle when determining that the narrow-angle camera has malfunctioned; and
a second task of forcibly discontinuing the task of autonomously driving the vehicle when determining that the narrow-angle camera has malfunctioned.


US Pat. No. 11,112,803

MOBILE ROBOT AND CONTROL METHOD

THK CO., LTD., Tokyo (JP...


1. A mobile robot, comprising:a driving unit which changes a moving velocity and a traveling direction;
a detection sensor which detects a distance to an object existing sideward when a traveling direction is defined as forward at a predetermined cycle;
a detection unit which detects a plurality of detection objects disposed along a traveling path to a target point; and
a processor connected to the driving unit, the detection sensor, and the detection unit, the processor executing instructions toacquire a distance and a direction to a detection object detected by the detection unit,
calculate an angle indicating an inclination of a first travel direction with respect to the traveling path from a variation amount of the distance detected by the detection sensor in the predetermined cycle and a traveled distance in the predetermined cycle, wherein the first travel direction is a current travel direction of the mobile robot,
calculate a second traveling direction from which the first travel direction is changed to keep the mobile robot at a constant distance with respect to a boundary of the traveling path based on the distance to the detection object and the direction of the detection object corrected by the angle, and
control the driving unit to turn the mobile robot to the second direction.


US Pat. No. 11,112,802

ENHANCED AUTOMATED STEERING SYSTEM FOR A VEHICLE

360 Yield Center, LLC, M...


1. A liquid applicator implement incorporating an automated steering system for steering the liquid applicator implement as it advances in a forward direction of travel through a field having laterally spaced row crops, the liquid applicator implement comprising:(a) a plurality of drop assemblies supported by and spaced laterally along a boom structure, the boom structure disposed at a height above a soil surface and extending laterally in a direction transverse to the forward direction of travel, whereby each of the plurality of drop assemblies is positioned between two of the laterally spaced crop rows, each of the plurality of drop assemblies comprising:(i) a riser extending downwardly from the boom structure toward the soil surface between the two laterally spaced crop rows;
(ii) a base unit supported at a lower portion of the riser, the base unit diverging laterally outward from a forward end toward a rearward end, the forward end oriented toward the forward direction of travel, the rearward end extending rearward from the forward end, the rearward end having a lateral width greater than a lateral width of the forward end;
(iii) a pair of dribble hoses extending from the rearward end of the base unit, the dribble hoses delivering liquid product from a liquid product source onto the soil surface proximately adjacent to a respective one of the two laterally spaced crop rows;

(b) a navigation controller;
(c) a steering control system responsive to said navigation controller;
(d) a Global Positioning System (GPS) receiver generating signals indicative of the liquid applicator implement's latitude and longitude position and heading as the liquid applicator implement advances in the forward direction of travel;
(e) a correction system including a controller and an alignment sensor, said controller in signal communication with said GPS receiver, said alignment sensor and said navigation controller;
wherein said alignment sensor is operably supported by the liquid applicator implement, said alignment sensor comprising:(i) a support rod having a lower end extending downwardly from the liquid applicator implement toward the soil surface and between two of the laterally spaced crop rows;
(ii) a breakaway mounting assembly pivotally securing an upper end of the support rod to the liquid applicator implement, the breakaway mounting assembly including:a stationary bracket attached to the liquid applicator implement, the stationary bracket having an upper end and a lower end extending downwardly from the upper end toward the soil surface;
a pivoting bracket having an upper end pivotally attached toward the upper end of the stationary bracket about a horizontal pivot axis oriented transverse to the forward direction of travel of the liquid applicator implement, the support rod secured to and supported by the pivoting bracket;
a magnet disposed between the lower end of the stationary bracket and a lower end of the pivoting bracket, the magnet having a magnetic force sufficient to maintain the lower end of the pivoting bracket in a normal operating position in which the lower end of the pivoting bracket is in magnetic engagement with the lower end of the stationary bracket until the lower end of the support rod encounters an obstruction that exerts a force sufficient to overcome the magnetic force, whereupon the pivoting bracket pivots rearwardly about the horizontal pivot axis to a breakaway position in which the lower end of the pivoting bracket is out of magnetic engagement with the lower end of the stationary bracket until the obstruction is passed, whereupon the pivoting bracket pivots forwardly about the horizontal pivot axis and returns to the normal operating position;

(iii) a sensor housing supported at the lower end of the support rod, the sensor housing diverging laterally outward from a forward end toward a rearward end, the forward end oriented toward the forward direction of travel, the rearward end extending rearward from the forward end, the rearward end having a lateral width greater than a lateral width of the forward end;
(iv) a first wand pivotally supported at a proximal end at the rearward end of the housing, a distal end of the first wand extending laterally outwardly from the housing a distance to engage a first one of the two laterally spaced crop rows;
(v) a second wand pivotally supported at a proximal end at the rearward end of the housing, a distal end of the second wand extending laterally outwardly from the housing a distance to engage a second one of the two laterally spaced crop rows;
(vi) a first position sensor including a first Hall-effect sensor and a first magnet, the first Hall-effect sensor supported by the housing and the first magnet carried by the pivotal first wand, the first position sensor generating a first output signal indicative of a degree of rotation of the first wand with respect to the housing as the liquid applicator implement advances in the forward direction of travel; and
(vii) a second position sensor including a second Hall-effect sensor and a second magnet, the second Hall-effect sensor supported by the housing and the second magnet carried by the pivotal second wand, the second position sensor generating a second output signal indicative of a degree of rotation of the second wand with respect to the housing as the liquid applicator implement advances in the forward direction of travel; and

wherein said controller receives said generated first and second output signals from said first and second position sensors and determines an offset distance of said alignment sensor from a centerline between the two laterally spaced crop rows;
wherein said controller outputs a modified position signal corresponding to said latitude and longitude position received from said GPS receiver shifted by said offset distance;
wherein said navigation controller causes said steering control system to steer the liquid applicator implement based on said modified position signal.

US Pat. No. 11,112,801

OPERATION METHOD OF A ROBOT FOR LEADING A FOLLOWER

National Chiao Tung Unive...


1. An operation method of a robot for leading a follower from a start location to a destination within an open space, the robot including a main body, a front laser scanner that is disposed at a front side of the main body for scanning the front of the main body, a rear laser scanner that is disposed at a rear side of the main body for scanning the rear of the main body, a storage unit that stores a map of the open space,a motion control unit disposed at the main body for driving the main body to move within the open space, and a processing unit communicating with the front laser scanner, the rear laser scanner and the motion control unit, the method comprising steps of;
scanning, by the rear laser scanner, the rear of the main body within a plurality of rear angular ranges to obtain a plurality of rear-scanning data sets that correspond to the plurality of rear angular ranges, respectively;
A) calculating, by the processing unit, a distance between the follower and the main body based on the plurality of rear-scanning data sets currently obtained by the rear laser scanner;
B) determining, by the processing unit, whether the distance between the follower and the main body is greater than a threshold;
C) when it is determined that the distance between the follower and the main body is not greater than the threshold,
controlling, by the processing unit, the front laser scanner to scan the front of the main body within a plurality of front angular ranges, so as to obtain a plurality of front-scanning data sets that correspond to the plurality of front angular ranges, respectively,
determining, by the processing unit, a pre-movement location of the main body in the open space and an orientation of the main body based on the map and the plurality of front-scanning data sets currently obtained by the front laser scanner, and
determining, by the processing unit, a linear speed and an angular speed for the main body based on at least the pre-movement location and the orientation of the main body, the destination and the map;
D) generating, by the processing unit, a movement command according to the linear speed and the angular speed and transmitting, by the processing unit, the movement command to the motion control unit;
E) driving, by the motion control unit, the main body to move according to the movement command;
F) determining, by the processing unit, a current position of the main body in the open space based on the map and the plurality of front-scanning data sets currently obtained by the front laser scanner, and whether the main body has arrived at the destination according to the current position; and
G) repeating steps A) to F) when it is determined that the main body has not arrived at the destination; wherein each of the plurality of rear-scanning data sets includes the corresponding one of the rear angular ranges and a measured distance that is measured along a middle angle within the corresponding one of the rear angular ranges,
wherein step A) includes the sub-steps of:A1) grouping the plurality of rear-scanning data sets into a plurality of data groups, wherein, in each of the plurality of data groups, the rear angular ranges respectively of the rear-scanning data sets in the data group are non-overlapping and cooperatively constitute the entirety of an uninterrupted, broader angular range, and a difference between the measured distances respectively of two rear-scanning data sets including the rear angular ranges that are adjacent to each other is smaller than a predetermined floor threshold;
A2) selecting, from the plurality of data groups, two target data groups that correspond respectively with locations of two legs of the follower;
A3) calculating a leg coordinate set relative to the rear laser scanner based on the target data groups; and
A4) calculating the distance between the follower and the main body based on the leg coordinate set.


US Pat. No. 11,112,800

OBSTACLE AVOIDANCE WALKING METHOD OF SELF-MOVING ROBOT

ECOVACS ROBOTICS CO., LTD...


1. An obstacle avoidance moving method of a self-moving robot, comprising:obtaining a coordinate of a first obstacle point and a coordinate of a second obstacle point; wherein the first obstacle point and the second obstacle point are obstacle points detected by the self-moving robot when performing a serpentine pattern movement to a moving area, and wherein the serpentine pattern movement is reciprocated along a first direction;
storing the coordinate of the first obstacle point and the coordinate of the second obstacle point; and
performing the serpentine pattern movement according to the coordinate of the first obstacle point and the coordinate of the second obstacle point;
wherein the first obstacle point is determined when a current walking distance is less than a walking distance previous to the current walking distance, and the second obstacle point is determined when a current walking distance is larger than a walking distance previous to the current walking distance; and wherein the walking distance is a distance along the first direction when reaching an obstacle.

US Pat. No. 11,112,799

INTELLIGENT SOLAR POWERED POOL SKIMMING ROBOT

Skimdevil Pure LLC, Lake...


1. An autonomous water skimming system for a pool having a perimeter wall, comprising:a body comprising two or more hulls;
one or more processing units;
two or more paddlewheels coupled to the body, each paddlewheel driven by an independent motor, wherein the motors are independently controllable by the one or more processing units to support steering;
two or more distance sensors;
one or more solar cells;
a power supply operable to power the one or more processing units and the motors from energy supplied by the one or more solar cells; and
one or more processing modules, wherein the one or more processing units are configured by the one or more processing modules to navigate a circumference associate with a surface edge of a body of water according to signals associated with the two or more distance sensors, develop a model for a surface geometry of the body of water in response to the navigated circumference, plan a series of traversals across the model for the surface geometry of the body of water, and execute the planned series of traversals across the body of water in order to collect debris into a removable basket,
wherein the signals associated with the two or more distance sensors are processed to establish an approach angle with respect to the perimeter wall of the pool.

US Pat. No. 11,112,798

METHODS AND APPARATUS FOR REGULATING A POSITION OF A DRONE

Axon Enterprise, Inc., S...


1. A method performed by a drone for regulating an altitude of the drone, the method performed autonomously by the drone, the method comprising:detecting a mode of operation, the mode of operation includes a stealth mode and an observation mode;
while in the observation mode:performing at least one of decreasing the altitude of the drone to move closer to an object and changing a zoom factor of a camera until a resolution of the object in an image captured by the camera is equal to or greater than an observation resolution; and
transmitting wirelessly to a server a video data captured by the camera at a rate of wireless communication that is equal to or greater than a threshold;

while in the stealth mode:increasing the altitude of the drone to move away from the object;
adjusting the zoom factor of the camera until the resolution of the object in the image is about a surveillance resolution; and
transmitting wirelessly to the server the video data captured by the camera at the rate of wireless communication; wherein:

the camera is coupled to the drone; and
the observation resolution is greater than the surveillance resolution.

US Pat. No. 11,112,797

SYSTEM AND METHOD FOR IMPROVING AUTONOMOUS VEHICLE SAFETY PERFORMANCE


10. A system for evaluating safety performance of an autonomous vehicle, the system comprising:at least one processor, wherein the at least one processor is programmed to:create at least one arbitrary operational design domain based on at least one condition that is external to a driver-operated vehicle;
control an autonomous-operated vehicle to perform a first maneuver by an autonomous-vehicle-operation within the at least one operational design domain;
control at least one first sensor to sense first sensor data characterizing the autonomous-vehicle-operation while the autonomous-operated vehicle is being controlled to perform the autonomous-vehicle-operation within the at least one operational design domain;
determine, by the at least one processor, an autonomous-operated vehicle performance within the at least one operational design domain by comparing the first sensor data, obtained by the at least one first sensor sensing the first sensor data, to a first threshold to obtain a first driving quality value;
determine a driver-operated vehicle performance within the at least one operational design domain by comparing second sensor data characterizing a driver-operation of the driver-operated vehicle to perform a second maneuver within the at least one operational design domain to a second threshold to obtain a second driving quality value, wherein the second sensor data is obtained by at least one second sensor,
compare, by the at least one processor, the driver-operated vehicle performance to the autonomous-operated vehicle performance within the at least one operational design domain based on a similarity of at least one of environmental, a time of day, and road conditions when the first maneuver and the second maneuver were performed, wherein the at least one processor is configured to perform the comparison even when the first maneuver and the second maneuver are different; and
determine, based at least in part on the comparing of the driver-operated vehicle performance to the autonomous-operated vehicle performance within the at least one operational design domain, a safety performance of the autonomous-operated vehicle relative to the driver-operated vehicle.


US Pat. No. 11,112,796

OBJECT MOTION PREDICTION AND AUTONOMOUS VEHICLE CONTROL

UATC, LLC, San Francisco...


1. A computer-implemented method, comprising:obtaining, by a computing system comprising one or more computing devices, state data indicative of at least a current or a past state of an object that is within a surrounding environment of an autonomous vehicle;
obtaining, by the computing system, data associated with a geographic area in which the object is located;
generating, by the computing system, a combined data set associated with the object based at least in part on a fusion of the state data and the data associated with the geographic area in which the object is located;
obtaining, by the computing system, data indicative of a machine-learned model;
inputting, by the computing system, the combined data set into the machine-learned model; and
receiving, by the computing system, an output from the machine-learned model, wherein the output is indicative of a plurality of predicted trajectories of the object, at least one of the plurality of predicted trajectories comprising a plurality of predicted waypoints, wherein at least one of the plurality of predicted waypoints comprises a respective indicator, the respective indicator associated with a predicted waypoint with a particular size indicative of a waypoint confidence level for the predicted waypoint.

US Pat. No. 11,112,795

MANEUVER-BASED INTERACTION SYSTEM FOR AN AUTONOMOUS VEHICLE

GM GLOBAL TECHNOLOGY OPER...


1. An autonomous vehicle comprising:a plurality of sensor systems that generate a plurality of sensor signals, the plurality of sensor signals indicative of a first vehicle and a second vehicle in a vicinity of the autonomous vehicle; and
a computing system that is in communication with the plurality of sensor systems, the computing system comprising:a processor; and
memory storing instructions that, when executed by the processor, cause the processor to perform acts comprising:generating an awareness graph based upon the plurality of sensor signals, the awareness graph comprising nodes connected by directed edges, wherein the nodes include a first node assigned to a first maneuver that is to be executed by the first vehicle, a second node assigned to a second maneuver that is to be executed by the first vehicle, a third node that is assigned to a third maneuver that is to be executed by the second vehicle, and a fourth node assigned to a fourth maneuver that is to be executed by the autonomous vehicle, wherein a predicted path of the first vehicle comprises at least the first maneuver and the second maneuver, wherein a first directed edge extends from the first node to the second node indicating a dependency between execution of the second maneuver by the first vehicle and execution of the first maneuver by the first vehicle, wherein a second directed edge extends from the third node to the second node indicating a dependency between execution of the second maneuver by the first vehicle and execution of the third maneuver by the second vehicle, and further wherein a third directed edge extends from the fourth node to the second node indicating a dependency between execution of the second maneuver by the first vehicle and execution of the fourth maneuver by the autonomous vehicle;
generating a subgraph of the awareness graph by selecting a subset of nodes in the nodes and a subset of directed edges in the directed edges, wherein the subset of directed edges connect the subset of nodes, wherein the subgraph includes the second node, the fourth node, and the third directed edge, and wherein the subgraph lacks the first node, the third node, the first directed edge, and the second directed edge;
determining an ordering in which the second maneuver to be executed by the first vehicle and the fourth maneuver to be executed by the autonomous vehicle are to occur based upon the subgraph;
when the ordering indicates that the autonomous vehicle is to execute the fourth maneuver before the first vehicle executes the second maneuver, causing the autonomous vehicle to execute the fourth maneuver; and
when the ordering indicates that the autonomous vehicle is to execute the fourth maneuver subsequent to the first vehicle executing the second maneuver, causing the autonomous vehicle to yield to the first vehicle.



US Pat. No. 11,112,794

AUTONOMOUS VEHICLE ROUTING BASED UPON RISK OF AUTONOMOUS VEHICLE TAKEOVER

GM CRUISE HOLDINGS LLC, ...


1. A computing system comprising:a processor; and
non-transitory memory that stores computer-readable instructions that, when executed by the processor, cause the processor to perform acts comprising:receiving an origin location of an autonomous vehicle and a destination location of the autonomous vehicle; and
identifying a route for the autonomous vehicle to follow from the origin location to the destination location based upon output of a computer-implemented model, wherein the computing system identifies the route from amongst a plurality of candidate routes, wherein the computer-implemented model is generated based upon labeled data that is indicative of instances in which autonomous vehicles are observed to transition from operating autonomously to operating based upon conduction by human operators while the autonomous vehicles are executing predefined maneuvers, wherein the computer-implemented model takes, as input, an indication of a maneuver in the predefined maneuvers that is performed by the autonomous vehicle when the autonomous vehicle follows a candidate route in the candidate routes, wherein the output of the computer-implemented model is a score that is indicative of a likelihood that the autonomous vehicle will be caused to transition from operating autonomously to operating based upon conduction by a human operator due to the autonomous vehicle executing the maneuver along the candidate route, wherein the score is used in part to identify the route from amongst the candidate routes, and wherein the autonomous vehicle follows the route from the origin location to the destination location.


US Pat. No. 11,112,793

MIXED-MODE DRIVING OF A VEHICLE HAVING AUTONOMOUS DRIVING CAPABILITIES

Motional AD LLC, Boston,...


1. A method comprising:receiving sensor information from one or more sensors from each vehicle in a fleet of vehicles, each vehicle comprising an autonomous driving capability, wherein the sensor information indicates a state of occupancy of the vehicle indicating that the vehicle is occupied;
determining, at a server and based on the state of occupancy and a collision risk to at least one vehicle in the fleet of vehicles or objects surrounding the at least one vehicle, a next driving mode transition from a current driving mode, a next driving mode comprising at least one of an autonomous driving mode, a manual driving mode, and a driving mode that uses a combination of autonomous driving capabilities and manual driving capabilities, wherein determining the next driving mode transition includes determining, based on the state of occupancy of the at least one vehicle, a threshold of driving smoothness for the next driving mode transition for the at least one vehicle;
gradually adjusting a change in speed of the at least one vehicle during the driving mode transition from the current driving mode to the next driving mode in accordance with the threshold of driving smoothness; and
sending signals wirelessly to the at least one vehicle of the fleet identifying, based on the determined next driving mode transition and the determined smoothing operation, the next driving mode for the at least one vehicle.

US Pat. No. 11,112,792

CLEANING ROBOT AND METHOD FOR CONTROLLING CLEANING ROBOT

Samsung Electronics Co., ...


1. A cleaning robot comprising:a user interface configured to display a map image including a plurality of divided regions, and receive, from a user, a selection of divided regions from the plurality of divided regions and a cleaning order of the selected divided regions, wherein the user interface displays an icon corresponding to a state value of a main device on the map image; and
a controller configured to:when the cleaning order of the selected divided regions is received from the user through the user interface, control the main device to perform cleaning based on the received cleaning order;
when the cleaning order of the selected divided regions is not received from the user through the user interface, control the main device to perform cleaning based on a predetermined cleaning order;
in response to the main device being located in a first divided region among the selected divided regions, generate a virtual wall around the first divided region; and
in response to the main device completing cleaning of the first divided region, remove the virtual wall and control the main device to move to a second divided region corresponding to a next order among the selected divided regions.


US Pat. No. 11,112,791

SELECTIVE COMPRESSION OF IMAGE DATA DURING TELEOPERATION OF A VEHICLE

VALEO SCHALTER UND SENSOR...


1. A method for compressing image data for display to a remote operator of a vehicle, comprising:receiving, by a first computer system located on the vehicle, information from a second computer system remotely located from the vehicle, the information indicating a direction or area of focus of the remote operator;
generating, by the first computer system, a visual representation of a surrounding environment around the vehicle based on at least one image captured by one or more cameras on the vehicle;
identifying, by the first computer system, a first region in the visual representation as being a region of interest based on the information from the second computer system;
identifying, by the first computer system, a second region in the visual representation as being a region of interest based on the information from the second computer system or based on sensor data from one or more sensors of the vehicle;
compressing, by the first computer system, the visual representation, wherein the first region and the second region are compressed to a lesser extent than a third region located outside the first region and the second region, and wherein the compressing comprises using different compression ratios to compress the first region and the second region, and using a compression ratio higher than the different compression ratios to compress the third region; and
transmitting, by the first computer system, the compressed visual representation to the second computer system, wherein the compressed visual representation is decompressed for display on one or more display devices viewed by the remote operator.

US Pat. No. 11,112,790

MICRO-AUTHORIZATION OF REMOTE ASSISTANCE FOR AN AUTONOMOUS VEHICLE

GM GLOBAL TECHNOLOGY OPER...


1. An autonomous vehicle, comprising:a mechanical system; and
a computing system in communication with the mechanical system, wherein the computing system comprises:a processor; and
memory that stores computer-executable instructions that, when executed by the processor, cause the processor to perform acts comprising:activating a constraint that controls the mechanical system to stop movement of the autonomous vehicle, wherein the constraint is a restriction upon an operation of the autonomous vehicle such that the autonomous vehicle is stopped at a first stopped position, and wherein the constraint is activated to stop the movement of the autonomous vehicle based on an object detected in a travel path of the autonomous vehicle;
transmitting a signal that identifies the constraint to a remote computing system;
receiving a return signal from the remote computing system, wherein the return signal specifies instructions to deactivate the constraint when the object is a phantom object;
evaluating whether signal latency is less than a predetermined threshold duration of time, wherein the signal latency is measured by a time interval defined by the transmission of the signal to the receipt of the return signal;
deactivating the constraint based upon the instructions to deactivate the constraint when the signal latency is less than the predetermined threshold duration of time; and
controlling the mechanical system to move the autonomous vehicle when the constraint is deactivated by the instructions to deactivate the constraint, wherein the mechanical system is controlled to move the autonomous vehicle to a second stopped position that is a particular distance from the first stopped position when the constraint is deactivated by the instructions to deactivate the constraint.



US Pat. No. 11,112,789

INTERVENTION IN OPERATION OF A VEHICLE HAVING AUTONOMOUS DRIVING CAPABILITIES

Motional AD LLC, Boston,...


1. An apparatus comprising:a processor configured to:receive an intervention request regarding operation of a vehicle that is remote to the apparatus, the intervention request associated with an object that the vehicle is unable to identify based on sensor data;
receive the sensor data and trajectory data from the vehicle;
determine that the object is blocking a road on which the vehicle is operating based on the sensor data and the trajectory data;
determine a type of the object based on the sensor data;
determine, based on the sensor data, that the object has a height greater than a clearance of the vehicle;
generate, based on the type of the object, the identified height of the object, and the trajectory data, an intervention instructing the vehicle to hit the object to let the vehicle continue driving on the road with the trajectory on which the trajectory data is based; and
transmit, to the vehicle, the intervention to affect the operation of the vehicle.


US Pat. No. 11,112,788

POSITION-DEPENDENT REPRESENTATION OF VEHICLE ENVIRONMENT DATA ON A MOBILE UNIT

ZF Friedrichshafen AG, F...


1. A method for monitoring a vehicle environment and controlling a movement of the vehicle, the method comprising:determining environmental data of a vehicle with an environmental sensor system;
transmitting the environmental data to a mobile unit;
determining a local position of the mobile unit with respect to the vehicle;
selecting a subset of the environmental data based on the local position of the mobile unit when the mobile unit is outside the vehicle and depicting the subset of the environmental data on the mobile unit, the subset of the environmental data including an image of a non-visible area from the perspective of the mobile unit based on the location of the mobile unit relative to the vehicle, the non-visible area being an area that is on an opposite side of the vehicle relative to the mobile unit; and
transmitting a signal to the vehicle from the mobile unit, wherein the signal controls the movement of the vehicle,
wherein the mobile unit is configured to control the vehicle remotely from an external location with respect to the vehicle, and
wherein a different subset of the environmental data is selected such that the non-visible area displayed on the mobile unit is updated when the vehicle is stopped and when the mobile unit moves relative to the vehicle.

US Pat. No. 11,112,787

MACHINE TO MACHINE TARGETING MAINTAINING POSITIVE IDENTIFICATION

AEROVIRONMENT, INC., Arl...


1. A targeting method, comprising:capturing, by a first processor, a first video of a scene about a potential targeting coordinate by a first video sensor on a first aircraft, the first aircraft comprising the first processor, and the first processor in communication with the first video sensor;
transmitting, by the first processor, the first video and associated potential targeting coordinate;
receiving, by a second processor, the first video on a first display in communication with the second processor, the second processor also receiving the potential targeting coordinate;
selecting, by the second processor, the potential targeting coordinate to be an actual targeting coordinate for a second aircraft based on the first video on the first display, wherein the selected actual targeting coordinate is a geographical coordinate corresponding to a pixel in the field of view (FOV) of the captured first video; and
guiding, by the second processor, to launch the second aircraft toward the actual targeting coordinate, the second aircraft comprising a third processor;
capturing, by the third processor, a second video of the scene by a second video sensor on the second aircraft after being launched;
displaying, by the second processor, the second video proximate to the first video as the second aircraft approaches the actual targeting coordinate;
wherein a positive identification is executed, by the second processor, based on a target being identified in both is in the first video and the second video simultaneously; and
controlling, by the second processor, the second aircraft to impact the target while maintaining the positive identification.

US Pat. No. 11,112,786

REMOTE TRAILER MANEUVER-ASSIST

Ford Global Technologies,...


1. A method, comprising:detecting a continuous rotary input on a touchscreen of a portable device in communication with a vehicle;
determining a steering angle and a steering direction based on a radius and a rotational direction of the continuous rotary input;
actuating a steering component of the vehicle based on the steering angle and the steering direction; and
actuating a propulsion component of the vehicle based on detecting a speed of the continuous rotary input above a threshold.

US Pat. No. 11,112,785

SYSTEMS AND METHODS FOR DATA COLLECTION AND SIGNAL CONDITIONING IN AN INDUSTRIAL ENVIRONMENT

Strong Force IoT Portfoli...


1. A method for data collection in an industrial environment, the method comprising:receiving, at an analog crosspoint switch, analog data from a plurality of variable groups of analog sensor inputs;
monitoring the analog data from the plurality of variable groups of analog sensor inputs;
adaptively scheduling data collection of the analog crosspoint switch; and
determining a noise value selected from the noise values consisting of: ambient noise, local noise, and vibration noise.

US Pat. No. 11,112,784

METHODS AND SYSTEMS FOR COMMUNICATIONS IN AN INDUSTRIAL INTERNET OF THINGS DATA COLLECTION ENVIRONMENT WITH LARGE DATA SETS

Strong Force IoT Portfoli...


1. A monitoring system for data collection in an industrial environment, the system comprising:a data collector communicatively coupled to a plurality of local input channels and to a network infrastructure, wherein the data collector collects data from a subset of the plurality of local input channels based on a selected data collection routine, and wherein the data collector transmits at least a subset of the collected data to the network infrastructure;
a data storage structured to store the collected data that correspond to the subset of the plurality of local input channels;
a data acquisition circuit structured to interpret a plurality of detection values from the collected data, each of the plurality of detection values corresponding to at least one of the plurality of local input channels; and
a data analysis circuit structured to analyze the collected data and determine an aggregate rate of data being collected from the subset of the plurality of local input channels,
wherein, in response to the aggregate rate exceeding a current bandwidth allocation rate associated with the network infrastructure, the data analysis circuit selectively, according to a hierarchy of components, deactivates monitoring points co-located on an industrial machine represented in the collected data to eliminate collected data until the current bandwidth allocation rate is increased to meet the determined aggregate rate of data.

US Pat. No. 11,112,783

METHOD AND APPARATUS FOR MACHINE MONITORING WITH CONTINUOUS IMPROVEMENT OF A PREDICTIVE MAINTENANCE DATABASE

Computational Systems, In...


1. An apparatus for collecting predictive maintenance data from machines comprising:a sensing apparatus having at least one sensor for sensing machine parameters and for generating sensor signals corresponding to the machine parameters, a transducer for converting the sensor signals into digital sensor data, and a memory for storing the digital sensor data; and
an analyzer programmed for:inputting stored setup information into a predictive maintenance database,
communicating with the sensing apparatus and receiving the digital sensor data,
analyzing the digital sensor data to determine measured machine values,
calculating new setup information based on one or more of the digital sensor data and the measured machine values to produce new setup information, and
selectively storing the new setup information in the predictive maintenance database based on one or more of user input and setup information replacement rules.


US Pat. No. 11,112,782

PROCESS ANOMALOUS STATE DIAGNOSTIC DEVICE AND PROCESS ANOMALOUS STATE DIAGNOSIS METHOD

JFE STEEL CORPORATION, T...


1. A process anomalous state diagnostic device configured to diagnose an anomalous state of a process based on deviation indexes for a magnitude of deviation from a reference that is a normal state of the process, the process anomalous state diagnostic device comprising:a color mapping unit configured to configure a two-dimensional matrix that has a first axis as an axis of a temporal factor including time and that has a second axis as an axis of an item of each deviation index, associate each cell of the matrix with data for an item of the deviation index and the temporal factor, and allocate a color in accordance with the magnitude of the deviation index to each cell of the matrix; and
a color map display unit configured to display a color map produced by the color mapping unit.

US Pat. No. 11,112,781

TRAINING AN AUTONOMOUS ROBOT USING PREVIOUSLY CAPTURED DATA


1. A method to train an autonomous robot using previously generated sensor data, comprising:receiving the previously generated sensor data, by a processing system coupled to the autonomous robot;
processing the previously generated sensor data and transmitting control signals to cause a movement in at least one portion of the autonomous robot, the movement related to an interaction of the autonomous robot with its surroundings, wherein the movement generates movement data;
performing a predictive analysis on the movement data to learn a capability of generating actions that are spontaneous and adaptive to an immediate environment of the autonomous robot;
wherein the predictive analysis is derived from at least one neural network and wherein the previously generated sensor data is further transmitted to at least one secondary neural network and wherein an output of the at least one secondary neural network causes refined movements that imitate intelligent behavior or action by the autonomous robot.

US Pat. No. 11,112,780

COLLABORATIVE DETERMINATION OF A LOAD FOOTPRINT OF A ROBOTIC VEHICLE

Skylla Technologies, Inc....


1. A system comprising:a first robotic vehicle including one or more actuators that cause the first robotic vehicle to move along a commanded trajectory around a second robotic vehicle loaded with a payload;
one or more distance sensors coupled to the first robotic vehicle, the one or more distance sensors configured to measure a distance to the second robotic vehicle as the first robotic vehicle traverses the commanded trajectory;
one or more image capture devices coupled to the first robotic vehicle, the one or more image capture devices configured to image the second robotic vehicle as the first robotic vehicle traverses the commanded trajectory; and
one or more computing systems configured to:spatially locate the second robotic vehicle with respect to the first robotic vehicle based on images collected by the one or more image capture devices as the first robotic vehicle traverses the commanded trajectory;
identify a position of each of a plurality of geometric feature points of the second robotic vehicle loaded with the payload with respect to a coordinate frame fixed to the second robotic vehicle based on images collected by the one or more image capture devices and the distances collected by the one or more distance sensors as the first robotic vehicle traverses the commanded trajectory;
mesh the plurality of geometric feature points to generate a geometric model of the second robotic vehicle loaded with the payload; and
communicate the geometric model to the second robotic vehicle.


US Pat. No. 11,112,779

COMPUTER SYSTEM AND FACILITY MONITORING METHOD

Hitachi, Ltd., Tokyo (JP...


1. A computer system, which is configured to monitor a running state of a facility in which a product is manufactured,the facility including a plurality of machines and at least one camera,
the at least one camera being configured to generate first facility operation data, which includes an image of any given space,
the computer system comprising:
a memory storing a program; and
a processor programmed to execute the program stored in the memory, the program, when executed, causing the processor to:
obtain the first facility operation data;
identify work that is performed in the facility, based on the image included in the first facility operation data; and
output information that is generated based on a result of processing;
identify an object included in the image to generate first analysis data, which includes information about the object;
identify the work based on the first analysis data; and
generate work analysis data, which associates the identified work, a period in which the identified work has been performed, and at least one of the plurality of machines that is related to the identified work with one another;
output a visual display of at least one of time-series information that indicates illustrates a flow of the work related to one of the plurality of machines, or statistical information of the work related to the one of the plurality of machines, by using the work analysis data, to enable a user to identify issues and areas of improvement with regard to running the facility;
wherein the facility includes at least one sensor, the at least one sensor being configured to measure a value that indicates at least one of a state of the at least one of the plurality of machines and an environment around the at least one of the plurality of machines;
wherein the at least one sensor is configured to generate second facility operation data, which includes the measured value;
obtain the second facility operation data;
execute analysis processing that uses the second facility operation data to generate second analysis data, which indicates a given event in the facility; and
identify the work based on a combination of the first analysis data and the second analysis data;
wherein the computer system is configured to hold determination criterion information for storing a determination criterion, which associates the work with a combination that has, as an element, at least one of an event related to the at least one of the plurality of machines or an object; and
identify the work by referring to the determination criterion information with a combination that has, as an element, at least one of the first analysis data or the second analysis data as a search key;
wherein the work includes manufacturing the product with the plurality of machines.

US Pat. No. 11,112,778

CLOUD AND DIGITAL OPERATIONS SYSTEM AND METHOD

AVEVA SOFTWARE, LLC, Lak...


1. A system for consolidating multiple factory control platforms into a single interconnected platform, the system comprising:at least one processor;
at least one non-transitory computer-readable medium;
at least one operations applications software;
at least one data analytics software;
at least one real-time advisory software;
at least one connectivity and visualization software;
at least one human machine interface (HMI);
wherein each of at least one real-time advisory software, at least one data analytics software, at least one applications software, and the at least one human machine interface each comprise respective machine executable instruction code, each said respective machine executable instruction code stored on the at least one non-transitory computer-readable medium, each said respective machine executable instruction code executed by the at least one processor;
wherein said at least one operations applications software comprises instructions configured and arranged to:
interface with one or more factory systems,
collect data from the one or more factory systems,
store data from the one or more factory systems;
wherein said at least one data analytics software comprises instructions configured and arranged to:
interface with the at least one operations applications software,
perform analytics on said stored data;
wherein said at least one real-time advisory software comprises instructions configured and arranged to:
interface with said at least one data analytics software,
generate action items based on said analytics;
wherein said at least one connectivity and visualization software comprises instructions configured and arranged to:
interface with one or more of the at least one operations applications software, the at least one data analytics software, and/or, the at least one real-time advisory software,
generate reports based on the collected data and/or the analytics,
facilitate connections among multiple computers;
wherein said at least one HMI comprises instructions configured and arranged to:
create an HMI interface with one or more of the at least one operations applications software, the at least one data analytics software, the at least one real-time advisory software and/or, the at least one connectivity and visualization software,
display data from the HMI interface,
manipulate the displayed data,
request additional reports.

US Pat. No. 11,112,777

INDEPENDENT HIGH-SPEED SAMPLING FOR AN OIL DRILLING SYSTEM


1. A method for acquiring a plurality of sensor data for an oil drilling system including a drill string at a wellsite, wherein the drill string has a data acquirer and a plurality of sampling collectors coupled to the data acquirer, wherein each of the plurality of sampling collectors has a sensor and a plurality of pages of random access memory (RAM) to store sensor data received from the sensor, wherein the data acquirer has a decoder and a memory, and, during operation, the data acquirer asynchronously acquires the plurality of sensor data individually from one of the plurality of sampling collectors, the method comprising:(a) acquiring a plurality of sensor data by of each of said sensors respectively contained in the plurality of sampling collectors independently, and storing the currently acquired sensor data in the plurality of pages of RAM in each of the plurality of sampling collectors;
(b) transmitting a sampling collector identification signal from a controller to a decoder to the selected sampling collector;
(c) selecting, by the decoder, a sampling collector from a plurality of sampling collectors based upon the sampling collector identification signal received from the controller;
(d) transmitting an enable signal from the decoder to the selected sampling collector;
(e) determining, among the plurality of pages of RAM in the selected sampling collector, a current page of RAM that is currently receiving the plurality of sensor data and an immediately preceding page of RAM that stores a last completed page of received plurality of sensor data from among the plurality of pages of RAM of the selected sampling collector;
(f) allowing the last completed page of the plurality of sensor data from the selected sampling collector to be accessed by the data acquirer and disallowing the current page of RAM of the acquired plurality of sensor data from the selected sampling collector to be accessed by the data acquirer;
(g) acquiring, by the data acquirer, the last completed page of the plurality of sensor data from the selected sampling collector without interrupting filling the current page of RAM with the plurality of sensor data, and without interrupting operation of a plurality of sampling collectors that are not selected; and
(h) storing, by the controller, the plurality of sensor data in the last completed page of RAM in a memory of the data acquirer.

US Pat. No. 11,112,776

AUTOMATIC SYNCHRONIZATION OF PRESS MACHINES AND ROBOTS

FANUC AMERICA CORPORATION...


1. A method of synchronizing a press machine, a pick robot, and a drop robot, the press machine including an operating area for pressing a blank into a part, the method comprising:opening the operating area of the press machine after a pressing of a part;
moving the pick robot into the operating area of the press machine as the opening of the operating area of the press machine reaches a pick interlock angle prior to a top dead center position;
picking the part from the operating area of the press machine using the pick robot;
moving the pick robot and the part out of the operating area while moving the drop robot carrying the blank into the operating area, at least a portion of the pick robot or at least a portion of the part residing within the operating area at the same time at least a portion of the drop robot or at least a portion of the blank resides within the operating area, wherein the pick robot is in communication with the drop robot and the movement of the pick robot is synchronized with the movement of the drop robot to prevent the pick robot or part from colliding with the drop robot or the blanks including a critical point defining a condition where the pick robot or the part will collide with the drop robot or the blank, and the critical point is determined by determining a first point based on positions of the pick robot and the drop robot and determining a second point based on velocity of the pick robot relative to the drop robot for a remainder of a current path and selecting the first point or the second point;
dropping the blank into the operating area of the press machine using the drop robot; and
moving the drop robot out of the operating area of the press machine.

US Pat. No. 11,112,775

SYSTEM AND METHOD OF DETERMINING PROCESSING CONDITION

HITACHI, LTD., Tokyo (JP...


1. A system for determining a processing procedure including a plurality of processes for controlling an object, the system comprising:at least one computer including an arithmetic device, a storage device connected to the arithmetic device, and an interface connected to the arithmetic device, wherein
the plurality of processes is each performed on the basis of a preset processing condition, and
the at least one computer is configuredto perform a learning process for determining the preset processing condition of each of the plurality of processes,
to acquire, from a device for controlling the object on the basis of the processing procedure, a physical quantity correlating with a state of the object for which a process included in the processing procedure is performed under a predetermined processing condition to calculate a pseudo state corresponding to the state of the object in reinforcement learning,
to determine a processing condition of each of the plurality of processes for achieving a target state of the object by using a value function for outputting a value indicating an evaluation of the processing condition selected in an appropriate pseudo state,
to acquire the physical quantity to calculate the pseudo state on the basis of the physical quantity,
to select an appropriate processing condition from among the processing conditions of the process performed next, on the basis of the pseudo state and the value function,
to output a request for performing processing including the selected processing condition to the device, and
to acquire the physical quantity from the device having performed a process on the basis of the request for performing processing and to calculate the pseudo state, and

whereinthe object is a semiconductor processing apparatus for manufacturing a semiconductor by processing a sample, and
the processing condition is a condition for controlling the semiconductor processing apparatus.


US Pat. No. 11,112,774

NUMERICAL CONTROLLER

Fanuc Corporation, Yaman...


1. A numerical controller having a function of prefetching blocks of a program, the numerical controller comprising:a prefetch sufficiency determination section configured to determine whether or not block prefetching from the program is sufficient based on whether or not a predetermined number of blocks subsequent to a predetermined reference block existing after a currently running block of the program has been prefetched, the predetermined number of blocks being needed to execute the reference block; and
a prefetch analysis section configured to perform block prefetching of the predetermined number of blocks subsequent to the reference block, which are required for the execution of the reference block, from the program when the prefetch sufficiency determination section determines that block prefetching from the program is not sufficient,
wherein the predetermined number of blocks is a number of blocks to be set according to a state of the currently running program, and
wherein the prefetch analysis section is configured to stop prefetching of blocks when the prefetch sufficiency determination section determines that the prefetching of the blocks from the program is sufficient.

US Pat. No. 11,112,773

SYSTEMS FOR REMOVING AND REPLACING CONSUMABLE PARTS FROM A SEMICONDUCTOR PROCESS MODULE IN SITU

Lam Research Corporation,...


1. A cluster tool, comprising,a vacuum transfer module including a first robot;
a plurality of process modules coupled to the vacuum transfer module;
an atmospheric transfer module including a second robot, the atmospheric transfer module coupled to the vacuum transfer module via a load lock;
a replacement station coupled to the atmospheric transfer module, the replacement station having a part buffer with a plurality of compartments for storing a plurality of consumable parts used in one or more of the plurality of process modules; and
an isolation valve coupled between the replacement station and the atmospheric transfer module, the second robot is configured with access to the replacement station via the isolation valve to retrieve consumable parts for installation in one or more of the plurality of process modules and store consumable parts removed from one or more of the plurality of process modules,
wherein the first robot of the vacuum transfer module is configured to handle the consumable parts for installation or removal from the one or more of the plurality of process modules and the second robot of the atmospheric transfer module is configured to handle the consumable parts retrieved from the replacement station or stored when removed from the one or more of the plurality of process modules, wherein end effectors of the first robot and the second robot configured to move a wafer are also configured to move the consumable part to achieve alignment of the consumable part delivered to the one or more of the plurality of process modules, and
wherein the consumable part is geometrically different from the wafer and the replacement station storing the plurality of consumable parts is different from a wafer loader storing the wafer used in the plurality of process modules.

US Pat. No. 11,112,772

DIGITAL FILE STRUCTURE FOR GARMENT PRODUCTION

Amazon Technologies, Inc....


1. A system comprising:a memory storing computer-executable instructions; and
one or more hardware processors in communication with the memory and configured by the executable instructions to at least:retrieve a first library from a first data source, wherein the first library comprises garment information that may be referenced to manufacture one or more garments;
retrieve a second library from a second data source, wherein the second library comprises garment information that may be referenced to manufacture one or more garments; and
generate a base digital file for a garment based at least partly on the first library and the second library, wherein the base digital file is in an object notation format, wherein text of the base digital file defines a plurality of objects that each represent physical components used in production of the garment, the base digital file including or referencing each of:a garment identifier that uniquely identifies the garment from a plurality of other garments, wherein the base digital file includes associations between the garment identifier and each of a plurality of panel identifiers of panels that make up the garment;
a first panel object, wherein the first panel object represents a first panel that is a portion of the garment, and wherein the first panel object is associated with (a) a first panel identifier included within the base digital file that uniquely identifies the first panel and (b) one or more references to garment information in the first library;
a second panel object, wherein the second panel object represents a second panel that is a portion of the garment, and wherein the second panel object is associated with a second panel identifier included within the base digital file that uniquely identifies the second panel; and
a seam object, wherein the seam object represents a seam which forms a portion of the garment, and wherein the seam object comprises one or more references to garment information in the second library and is associated with a seam identifier that uniquely identifies the seam, wherein the base digital file associates the seam identifier with both the first panel identifier and the second panel identifier to represent that the seam should join the first panel and the second panel when physically manufacturing the garment, wherein the base digital file further associates the seam identifier with construction instructions defining how the seam joins the first panel and the second panel.



US Pat. No. 11,112,771

CONVOLUTIONAL NEURAL NETWORK EVALUATION OF ADDITIVE MANUFACTURING IMAGES, AND ADDITIVE MANUFACTURING SYSTEM BASED THEREON

Moog Inc., Elma, NY (US)...


1. An additive manufacturing system for building a part layer-by-layer according to an additive manufacturing build process, the additive manufacturing system comprising:an additive manufacturing machine including a powder bed and an energy source, wherein a beam of energy from the energy source is scanned relative to a layer of powder in the powder bed to build each layer of the part by fusion;
a build parameter configuration file storing an initial set of build parameters for building the part in the additive manufacturing machine, wherein the initial set of build parameters is based at least in part on a geometric model of the part;
a closed-loop control structure for adjusting the initial set of build parameters in-process, the closed loop control structure including a slow control loop having a trained artificial intelligence module;
a build layer image sensor arranged to acquire layer images of the part layers in-process;
wherein the initial set of build parameters, a time-based sequence of adjusted build parameters corresponding to the build process, and the layer images are transmitted as inputs to the trained artificial intelligence module;
wherein the trained artificial intelligence module is trained using evaluation data from a first convolutional neural network configured to evaluate layer images acquired in-process, and at least one second convolutional neural network configured to evaluate images of finished parts acquired post-process; and
wherein the at least one second convolutional neural network includes a convolutional neural network configured to evaluate two-dimensional images of sectioned parts and another convolutional neural network configured to evaluate three-dimensional images of parts.

US Pat. No. 11,112,770

SYSTEMS AND METHODS FOR ASSISTING A SURGEON AND PRODUCING PATIENT-SPECIFIC MEDICAL DEVICES

Carlsmed, Inc., Carlsbad...


1. A non-transitory computer-readable storage medium storing instructions that, when executed by a computing system, cause the computing system to perform operations comprising:receiving diagnostic data of a patient, the diagnostic data including image data of the patient's spine;
analyzing the diagnostic data to identify one or more spinal segments for a surgery to be performed;
using at least one trained machine learning model to design, based on the one or more areas of interests and/or the diagnostic data, a first patient-specific implant and a second patient-specific implant configured to be spaced apart from the first patient-specific implant when implanted at the one or more spinal segments, wherein designing the first patient-specific implant and the second patient-specific implant includes specifying a first configuration of the first patient-specific implant and a second configuration of the second-patient specific implant;
generating a virtual model of the first patient-specific implant and the second patient-specific implant; and
converting the virtual model into 3D fabrication data for manufacturing the first patient-specific implant and the second patient-specific implant.

US Pat. No. 11,112,769

SYSTEM AND WORKSTATION FOR THE DESIGN, FABRICATION AND ASSEMBLY OF BIO-MATERIAL CONSTRUCTS

ADVANCED SOLUTIONS LIFE S...


1. A bioassembly system comprising:a tissue modeling component and a robotic bioassembly workstation component,
a hardware processor coupled to a memory,
the tissue modeling component comprisinga user interface,
at least one suite of tools for performing an object operation selected from creating, editing, modeling, transforming, image property modulating, sketching, print supporting, simulating, material testing and combinations thereof,
a material database, and
software executable by the hardware processor and configured to cause the hardware processor, when executed by the hardware processor, to facilitate a method for designing a volumetric model of a biological construct at the user interface,

the tissue modeling component being operationally linked to the robotic bioassembly workstation component,
the robotic bioassembly workstation component comprisinga framed housing comprisinga multi-axis robot comprising a robotic arm having a robotic arm effector component,
a robotic controller,
a material storage unit,
a material dispensing system, and
an adjustable print stage,


wherein the material storage unit comprises at least one syringe barrel holder, each syringe barrel holder comprising multiple syringe barrels and at least one displacement sensor for ensuring correct seating of syringe barrels in the holder, and wherein the material storage unit further comprises at least one needle detection sensor for detecting needle size and tip deflection, and
wherein the robotic arm is configured to print biomaterial from at least one syringe barrel from a plurality of directions onto a surface of the adjustable print stage based on an adjustable movement of the robotic arm.

US Pat. No. 11,112,768

NUMERICAL CONTROLLER AND MACHINE LEARNING DEVICE

FANUC CORPORATION, Yaman...


1. A numerical controller configured to control a machine, the numerical controller comprising a processor configured to:acquire information, relating to operation of the machine, as time-series data,
conduct machine learning of trends in operation of the machine on occasions of occurrence of abnormalities in the machine, based on the time-series data, acquire the time-series data as input data,
acquire abnormality information relating to the abnormalities which occur in the machine,
conduct the machine learning of the trends in the operation of the machine on the occasions of the occurrence of the abnormalities, based on the input data and the abnormality information,
store results of the machine learning in a database, calculate approximate expressions for the time-series data included in the input data,
generate a feature vector based on the calculated approximate expressions,
store the generated feature vector, associated with the abnormality information, in the database,
carry out clustering of the feature vector, and
store results of the clustering in the database, wherein
the feature vector comprises at least machine operation data and the time-series data,
the input data comprises at least one of motor pressure data, motor position data, or motor speed data,
when the clustering of the feature vector is carried out, the processor is configured tocompare distances from center values of a plurality of clusters to a current feature vector,
select the cluster whose center value is the most approximate to the current feature vector, and
in response to the distances from the center values of all the plurality of clusters being equal to or greater than a predetermined threshold, determine that there are no clusters approximate to the current feature vector,

the processor is configured to refer to the database and, based on types, start time, and ending time of abnormalities associated with feature vectors in the cluster that is the most approximate to the current feature vector, calculate scores of the types of the abnormalities based on the following expression:Rank of abnormality type in cluster=number of occurrences of abnormality type in cluster×(ending time of abnormality?start time of abnormality)×importance,


where the importance is a value from 0 to 1, and is set in accordance with urgency on an occasion of occurrence of an abnormality, corresponding to the type of the abnormality, andthe processor is configured to produce ranking information in a descending order of the scores and output the ranking information.

US Pat. No. 11,112,767

FEED SHAFT AND WORM GEAR ABNORMALITY DETERMINATION SYSTEM

NIKKEN KOSAKUSHO WORKS, L...


1. A feed shaft abnormality determination system mounted on a machine tool that includes a feed shaft, a servo motor that drives said feed shaft, a numerical controller that controls a drive torque of said servo motor, and an encoder that detects a speed and a feeding position of said feed shaft, the system determining whether said feed shaft is normal or abnormal, the system comprising:a command generation unit that moves said feed shaft in a forward direction at a predetermined speed from a lower limit value to an upper limit value of a range of feeding movement by said numerical controller; and
a feed shaft abnormality determination unit that monitors a drive torque command and/or a position feedback output to said servo motor from said numerical controller during the movement of said feed shaft in the forward direction by said command generation unit, compares a monitoring result during the movement in said forward direction with a normal value of the drive torque command, determines that abnormality occurs when said drive torque command deviates from said normal value, and outputs a result of the determination,
wherein said feed shaft abnormality determination unit calculates a feeding position of said feed shaft on the basis of said predetermined speed of said servo motor and a time from when the movement of said feed shaft in said forward direction is started until said deviation during the movement in the forward direction or on the basis of said position feedback, and outputs the calculated feeding position as an abnormal feeding position.

US Pat. No. 11,112,766

METHOD OF ESTIMATING AN ATTITUDE OF A CONTROL DEVICE FOR CONTROLLING OPERATING MACHINES

VINATI S.R.L., Nave (IT)...


1. A method of controlling an operating machine according to different directions of movement using a control device, the method comprising the steps of:estimating an attitude of the control device, the control device comprising a plurality of pushbuttons for controlling a movement of the operating machine along at least four directions and a quadrant indicating the at least four directions, the method comprising the following steps:defining a safety range around an Earth's magnetic field value (A), the safety range being defined between a low threshold value (B) of the magnetic field and a high threshold value (C) of the magnetic field;
preliminarily estimating an attitude of the control device using data from an accelerometer and data from a magnetometer onboard of the control device;
updating a preliminary estimate of the attitude of the control device using data from a gyroscope onboard of the control device; and
no longer using the data from the magnetometer, if the data are not within the safety range;

determining a heading angle of the control device as a function of the estimated attitude; and
reassigning the control functions of the pushbuttons of the control device as a function of the determined heading angle of the control device in such a way that the reassigned control functions of the pushbuttons correspond to the at least four directions indicated on the quadrant.

US Pat. No. 11,112,765

SYSTEMS, METHODS, AND ARTICLES OF MANUFACTURE FOR OPERATION OF AN INDUSTRIAL MACHINE

Safe Tek, LLC, Monett, M...


1. A control system for operation of an industrial machine, the control system configured to be spliced into control circuitry of the industrial machine to connect the control system to the control circuitry of the industrial machine, the control system comprising:a processor; and
a tangible, non-transitory, computer-readable memory communicating with the processor, the memory having instructions stored thereon that, in response to execution by the processor, cause the processor to perform operations comprising:dynamically configuring at least one of a shape and a size of an image zone around the industrial machine to which the control system is connected based upon one or more dimensions of the industrial machine, the image zone being sized to include a portion of the industrial machine within the image zone;
receiving image data from an imaging device that monitors the image zone around the industrial machine;
analyzing the image data;
determining that the control system is functional;
determining, based upon the analyzing, whether the image data includes at least one of a predefined color, a predefined pattern, and a predefined shape;
transmitting, in response to determining that the image data includes at least one of the predefined color, the predefined pattern, and the predefined shape, a proximity signal to at least one first relay module coupled between the processor and the industrial machine, wherein the at least one first relay module is configured to be coupled to a machine stop wire of the industrial machine to enable the at least one first relay module to halt operation of the industrial machine; and
transmitting, in response to determining that the control system is functional, a no fault found signal to at least one second relay module coupled between the processor and the industrial machine, wherein the at least one second relay module is configured to intercept a machine cycle permit wire of the industrial machine.


US Pat. No. 11,112,764

SYSTEMS, METHODS, AND APPARATUSES FOR ADAPTIVE IRRIGATION ZONE CONTROL USING PRESSURE, TIME, FLOW, AND PREDICTED BEHAVIOR

Baseline, Inc., Boise, I...


1. A hydraulic control system comprising:a pressure sensor to measure a pressure in a water line;
a flow meter to measure a flow rate in the water line;
a plurality of valves to control water flow; and
a processing unit in communication with the pressure sensor, the flow meter, and the plurality of valves, wherein the processing unit is to:monitor the pressure and the flow rate;
determine when the pressure is above and below a minimum target threshold and when the flow rate is above and below a maximum target threshold;
when the pressure is determined to be above the minimum target threshold and the flow rate is determined to be below the maximum target threshold, identify one or more valves in a closed position of the plurality of valves that when opened would maintain the pressure above the minimum target threshold and the flow rate below the maximum target threshold;
when the pressure is determined to be below the minimum target threshold or the flow rate is determined to be above the maximum target threshold, identify one or more valves in an opened position of the plurality of valves that when closed would cause one or more of the pressure to be increased above the minimum target threshold and the flow rate to be reduced below the maximum target threshold;
provide instructions to change a position of the one or more identified valves; and
determine recovery times associated with one or more of the plurality of valves, wherein a recovery time comprises time to stabilize one or more of the pressure and the flow rate in the water line,

wherein the one or more identified valves comprise a first valve and a second valve, and wherein the processing unit provides the instructions to the first valve and delays providing the instructions to the second valve until after a recovery time associated with the first valve.

US Pat. No. 11,112,763

MONITORING AND PERFORMANCE MANAGEMENT SYSTEM FOR A NETWORK OF SMART FILTERING CONTAINERS

LARQ, INC., Foster City,...


1. A monitoring and performance management system for a network of smart filtering containers, comprising:a multiplicity of smart filtering containers, each smart filtering container of said multiplicity of smart filtering containers configured as a portable water pitcher comprisinga hopper configured to receive a liquid;
a filter coupled to said hopper and configured to remove one or more substances from said liquid to yield a filtered liquid;
a reservoir coupled to said filter and configured to receive and store said filtered liquid;
one or more sensors configured to measure one or more characteristics of one or more ofsaid liquid,
said filtered liquid,
said filter,
said hopper,
said reservoir,
a flow of said liquid into said hopper,
a flow of said liquid through said filter,
a flow of said filtered liquid from said reservoir;

a network interface;
a controller within said each smart filtering container coupled to said network interface and to each sensor of said one or more sensors, and wherein said controller of said each smart filtering container is configured tocollect data from said one or more sensors, and
transmit measurements based on said data from said one or more sensors via said network interface;

wherein said multiplicity of smart filtering containers are geographically distributed over a region; and,

a processor coupled via one or more network connections to said multiplicity of smart filtering containers, wherein said processor is external to said multiplicity of smart filtering containers, and wherein said processor is configured toreceive said measurements based on said data from said one or more sensors from each of said multiplicity of smart filtering containers;
analyze said measurements from each of said multiplicity of smart filtering containers to identify one or more smart filtering containers of said multiplicity of smart filtering containers for which a performance modification is desired; and,
transmit a message associated with said one or more smart filtering containers of which said performance modification is desired, wherein said message comprises one or more ofa settings message that sets or modifies an operational parameter of an associated smart filtering container of said one or more smart filtering containers,
an order message that orders an item associated with said associated smart filtering container,
a usage message that instructs a user of said associated smart filtering container to modify a usage of said associated smart filtering container,
an information message that provides information related to one or more of said liquid, said filtered liquid, said user, and said associated smart filtering container.



US Pat. No. 11,112,762

UNIVERSAL PROGRAMMING STATION WITH ORIENTABLE BLOCKS

ORANGE, Issy-les-Mouline...


1. A universal programming station comprising:orientable blocks for programming operations of at least one device, wherein respective orientations of several blocks on a support of the station correspond, by a configuration of said several blocks and of the support, to at least one programming instruction to program an operation of the device;
a detection module configured to detect the respective orientations of the blocks carried by the support; and
a communication module configured to send to a management platform, by using a communication network, data representing the at least one programming instruction corresponding to the blocks and to their respective orientations on the support.

US Pat. No. 11,112,761

METHODS AND APPARATUSES FOR CONTROLLING ANGULAR ORIENTATIONS OF A PERSON SUPPORT APPARATUS

Hill-Rom Services, Inc., ...


1. A method for controlling an angular orientation of a person support apparatus including a base frame, an upper frame positioned on the base frame, a support surface having a bladder portion containing fluidized particulate material positioned on the upper frame, and a torso frame positioned on the upper frame, the method comprising:receiving a head of bed (HOB) angle indicative of an angular orientation of the torso frame with respect to the upper frame;
receiving a weight of a person positioned on the person support apparatus;
determining a tilt angle of the upper frame with respect to the base frame based on the HOB angle and the weight of the person positioned on the person support apparatus, wherein the tilt angle corresponds to a minimum depth of the fluidized particulate material at a point of maximum immersion of the person on the bladder portion of the support surface; and
adjusting an angular orientation of the upper frame with respect to the base frame until the upper frame is oriented at the tilt angle with respect to the base frame.

US Pat. No. 11,112,760

CONTROL DEVICE, CONTROL METHOD AND COMPUTER READABLE MEDIUM FOR CONTROLLING PLANT BASED ON PREDICTION MODEL AND CONSTRAINT CONDITION

MITSUBISHI HEAVY INDUSTRI...


1. A control device of a plant which controls operation amounts of a plurality of pieces of equipment constituting the plant, the control device comprising:a prediction model deriving unit that derives a prediction model to which a measurement value measured at the plant is input, and from which a monitoring target value which is a value to be monitored is output;
an adjustment amount calculating unit that calculates the operation amounts of a plurality of pieces of the equipment in a case where the monitoring target value which is to be output becomes a desired value, and calculates differences between the operation amounts of an existing control and the calculated operation amounts as first adjustment amounts;
a constraint condition setting unit that sets a constraint condition of the operation amounts of a plurality of pieces of the equipment based on the measurement value and an operation condition of the plant when the measurement value is measured; and
an operation amount calculating unit that calculates second adjustment amounts obtained by correcting the first adjustment amounts by applying the set constraint condition for each of a plurality of pieces of the equipment and calculates a plurality of the adjusted operation amounts based on each of the calculated second adjustment amounts,
wherein the operation amount calculating unit calculates a plurality of the adjusted operation amounts based on a plurality of the second adjustment amounts and operation amounts of the existing control and inputs a test signal to the operation amounts of the existing control.

US Pat. No. 11,112,759

THERMAL DISPLACEMENT CORRECTION SYSTEM AND COMPUTER

FANUC CORPORATION, Yaman...


1. A thermal displacement correction system correcting thermal displacement caused by processing performed by a machine, the thermal displacement correction system comprising:a thermal displacement correction device connected to the machine; and
a computer connected to the thermal displacement correction device via a network, wherein
the computer comprises:
a data acquisition unit acquiring environmental data on an external environment of the machine via the network;
a correction value inference unit calculating a correction value using the environmental data; and
a correction value output unit outputting the correction value to the network, wherein
the thermal displacement correction device comprises:
a correction value acquisition unit acquiring the correction value via the network; and
a correction execution unit performing thermal displacement correction using the correction value.

US Pat. No. 11,112,758

TIMEPIECE ESCAPEMENT DEVICE AND OPERATING METHOD OF SUCH A DEVICE


1. A method of operating an escapement device situated between a wheel of a geartrain and an oscillator, the escapement device comprising a first escapement wheel pivoted about a first axis, a second escapement wheel pivoted about a second axis, and a blocking-lever, the method comprising:in a disengagement phase, applying simultaneously to the second escapement wheel:a first force by the first escapement wheel, and
a second force by the blocking-lever,

wherein the intensity of the second force is less than 0.5 times the intensity of the first force with a lever arm of the first force with respect to the second axis being smaller than a lever arm of the second force with respect to the second axis.

US Pat. No. 11,112,757

SYSTEM FOR WINDING A TIMEPIECE

ROLEX SA, Geneva (CH)


1. A system, comprising:a pawl device for a first wheel of a first part of a drivetrain for winding a mainspring;
a clutch device for engaging a second part of a drivetrain for winding the mainspring with the first part of the drivetrain for winding the mainspring; and
a coupling device for coupling the pawl device and the clutch device, and
wherein the coupling device is configured a) to keep the clutch device in the engaged state when the pawl device is activated and b) to allow the clutch device an engaged state and, alternatively, a disengaged state when the pawl device is deactivated.

US Pat. No. 11,112,756

DRUM CARTRIDGE INCLUDING ELECTRICAL CONTACT SURFACE MOVABLE RELATIVE TO DRUM FRAME

BROTHER KOGYO KABUSHIKI K...


1. A drum cartridge comprising:a drum frame to which a developing cartridge is attachable;
a photosensitive drum rotatable about an axis extending in a first direction;
a memory having an electrical contact surface, the electrical contact surface being positioned at an outer surface of the drum frame in an attached state of the developing cartridge to the drum frame; and
a resilient member positioned between the electrical contact surface and the drum frame, the resilient member being configured to expand and compress in a second direction crossing the electrical contact surface between a first state and a second state, the resilient member having a shorter length in the second state than in the first state,
wherein a distance between the drum frame and the electrical contact surface in the second direction when the resilient member is in the second state is smaller than a distance between the drum frame and the electrical contact surface in the second direction when the resilient member is in the first state.

US Pat. No. 11,112,755

DRUM CARTRIDGE INCLUDING MOVABLE ELECTRICAL CONTACT SURFACE, AND IMAGE-FORMING APPARATUS USING THE SAME

BROTHER KOGYO KABUSHIKI K...


1. A drum cartridge comprising:a photosensitive drum rotatable about an axis extending in a first direction;
a first drum frame to which a developing cartridge is attachable; and
a second drum frame having an outer surface, the first drum frame being at one end portion of the drum cartridge in a second direction and the second drum frame being at another end portion of the drum cartridge in the second direction;
a memory having an electrical contact surface, the electrical contact surface being positioned at the outer surface and movable in a predetermined direction relative to the second drum frame; and
a holder holding the electrical contact surface and movable in the predetermined direction relative to the second drum frame.

US Pat. No. 11,112,754

GEAR ASSEMBLY FOR IMPROVED DOT ALIGNMENT IN AN IMAGING DEVICE

LEXMARK INTERNATIONAL, IN...


1. A gear assembly for an imaging device, comprising:a drive gear positioned to receive rotational force from the imaging device, the drive gear having a set of gear teeth;
a driven gear positioned to mesh with the set of gear teeth of the drive gear and receive rotational force from the drive gear for rotating a photoconductive member, wherein as the drive gear rotates the driven gear to rotate the photoconductive member, a rotational location on the drive gear that meshes with the driven gear when a latent image is formed on the photoconductive member is the same said rotational location on the drive gear that meshes with the driven gear when a toned image of the latent image is transferred from the photoconductive member to an image receiving medium; and
a second driven gear positioned to mesh with the set of gear teeth of the drive gear and receive rotational force from the drive gear for rotating a developer roll such that the drive gear drives both the photoconductive member and the developer roll to rotate.

US Pat. No. 11,112,753

CARTRIDGE WITH A SHEET TO REMOVE MATTER FROM A SURFACE OF A PHOTOSENSITIVE DRUM

Canon Kabushiki Kaisha, ...


1. A cartridge detachably mountable to a main assembly of an image forming apparatus, the cartridge comprising:a photosensitive member unit including a photosensitive drum;
a sheet configured to remove deposited matter from a surface of the photosensitive drum, the sheet being in contact with the surface of the photosensitive drum at an end portion of the photosensitive drum with respect to a rotational axis direction of the photosensitive member; and
a developing unit detachably mounted to the photosensitive member unit, the developing unit including a developing roller configured to supply toner to the photosensitive drum, and a storage portion configured to store the deposited matter removed from the surface of the photosensitive drum by the sheet.

US Pat. No. 11,112,751

CARTRIDGE, PROCESS CARTRIDGE AND ELECTROPHOTOGRAPHIC IMAGE FORMING APPARATUS

Canon Kabushiki Kaisha, ...


1. A process cartridge comprisinga drum frame;
a photosensitive drum supported by the drum frame;
a developing frame connected to the drum frame;
a developing roller configured to develop a latent image on the photosensitive drum, the developing roller being supported by the developing frame, and the developing roller being rotatable about an axis of the developing roller;
a drive input member including a projection that (i) is exposed to outside of the cartridge and (ii) is configured to receive a driving force from outside of the process cartridge, the drive input member being operatively connected to the developing roller such that the drive input member is capable of transmitting the driving force to the developing roller; and
a bearing attached to developing frame and rotatably supporting the developing roller, the bearing including a surface configured to receive a force for moving the developing frame between a first position and a second position, with the developing roller being positioned closer to the photosensitive drum when the developing frame is in the first position than when the developing frame is in the second position,
wherein the drive input member moves in a direction of the axis of the developing roller as the developing frame moves from the first position to the second position.

US Pat. No. 11,112,750

DEVELOPMENT CARTRIDGE HAVING A SWITCH MEMBER TO ROTATE DEVELOPING UNIT TO A DEVELOPMENT POSITION

HEWLETT-PACKARD DEVELOPME...


1. A development cartridge, comprising:a photoconductive unit including a photoconductive drum;
a developing unit including a developing roller having a rotation shaft and coupled to the photoconductive unit to be rotatable to a release position where the developing roller is separated from the photoconductive drum, and to a development position where the developing roller contacts the photoconductive drum to form a development nip; and
a coupler located between and couplable to the rotation shaft of the developing roller and a rotational power transmission member, such that when the coupler is coupled to the rotational power transmission member, the coupler is selectively rotatable about an axis of rotation of the developing roller in a first rotation direction or a second rotation direction by a rotational force from the rotational power transmission member, and
when a part of the rotational power transmission member, which is rotatable about the axis of rotation of the developing roller, is rotated in the first rotation direction and then rotated in the second rotation direction, transmission of the rotational force to the developing roller via the coupler is temporarily stopped.

US Pat. No. 11,112,749

PROCESS CARTRIDGE

JIANGXI YIBO E-TECH CO. L...


1. A process cartridge, which is detachably mounted into an electronic imaging device, wherein the electronic imaging device comprises a separating member, a movable tray, and a main body accommodating portion, and the tray can be drawn out and pushed in from the main body accommodating portion, the process cartridge comprising:a photosensitive drum having a photosensitive layer on its surface;
a charging roller for charging the photosensitive drum;
a developing roller for developing an electrostatic latent image formed on the surface of the photosensitive drum, which rotates around an axis extending in a first direction;
a first housing supporting the developing roller, in which an accommodating portion for accommodating a developer is provided;
a second housing supporting the photosensitive drum,
wherein when the process cartridge is mounted into the electronic imaging device, in a direction of gravity, the photosensitive drum is positioned on a lower end side of the process cartridge, and an axis of the developing roller is positioned on an upper side of an axis of the photosensitive drum;
a first force receiving portion, which can receive a driving force in the electronic imaging device for driving the developing roller to rotate;
a second force receiving portion, which can receive a driving force in the electronic imaging device for driving the photosensitive drum to rotate; and

a cleaning element mounted on the second housing for cleaning the developer remaining on the photosensitive drum,wherein the process cartridge further comprises a driving side cover and a separating force receiving component that can receive an external force from the outside of the process cartridge to move; a rail portion is provided on the driving side cover, and the separating force receiving component can cooperate with the rail portion to slide along the rail portion; the separating force receiving member receives the external force to slide so as to drive the first housing to move relative to the second housing, so that the developing roller is separated from the photosensitive drum; a supporting portion supporting the process cartridge is provided on the tray, and a supported portion supported by the supporting portion is provided on the process cartridge; and in the direction of gravity, the supported portion is provided between the separating force receiving component and the first force receiving portion.

US Pat. No. 11,112,748

DEVELOPING MEMBER, PROCESS CARTRIDGE AND ELECTROPHOTOGRAPHIC APPARATUS

CANON KABUSHIKI KAISHA, ...


1. An electrophotographic developing member comprising:a support having an electro-conductive outer surface; and
an electro-conductive layer on the electro-conductive outer surface of the support, the electro-conductive layer having a matrix comprising a first rubber and domains dispersed in the matrix,
the domain each comprising a second rubber and an electronic conductive agent, wherein
assuming that a metal film is provided on an outer surface of the developing member, and an impedance is measured by applying an alternating current voltage having an amplitude of 1 V between the electro-conductive outer surface of the support and the metal film while varying a frequency between 1.0×10?2 Hz to 1.0×10?7 Hz under an environment of a temperature of 23° C. and a relative humidity of 50%, in a double logarithmic plot with a frequency on an abscissa and an impedance on an ordinate, a slope at a frequency of 1.0×106 Hz to 1.0×107 Hz is ?0.8 or more and ?0.3 or less, and an impedance at a frequency of 1.0×10?2 Hz to 1.0×100 Hz is 1.0×104? to 1.0×1011?.

US Pat. No. 11,112,747

DRUM CARTRIDGE AND DEVELOPING CARTRIDGE CAPABLE OF SUPPRESSING VARIATION IN POSITION OF ELECTRICAL CONTACT SURFACE

BROTHER KOGYO KABUSHIKI K...


1. A developing cartridge comprising:a casing configured to accommodate toner therein, the casing having a first end portion and a second end portion in a first direction, the casing having a third end portion and a fourth end portion in a second direction crossing the first direction;
a developing roller rotatable about a developing roller axis extending in the first direction, the developing roller being positioned closer to the third end portion of the casing than to the fourth end portion of the casing in the second direction;
a developing electrode for supplying electric power to the developing roller, the developing electrode being positioned at the first end portion of the casing; and
a storage medium having an electrical contact surface, the electrical contact surface being positioned closer to the second end portion of the casing than to the first end portion of the casing in the first direction, the electrical contact surface being positioned closer to the third end portion of the casing than to the fourth end portion of the casing in the second direction.

US Pat. No. 11,112,746

IMAGE FORMING APPARATUS AND DETACHABLE PART

Oki Electric Industry Co....


1. An image forming apparatus comprising:a main body to which a detachable part is attachable, the main body having an opening;
a cover that opens and closes the opening of the main body; and
an insertion member that, when the detachable part is not attached to the main body, is in an inserted position where the insertion member is inserted between the main body and the cover and prevents closing of the cover, and when the detachable part is attached to the main body, is in a retreat position where the insertion member is not inserted between the main body and the cover and allows closing of the cover, wherein
the insertion member includes a main body side surface and a cover side surface,
the cover includes a first abutment portion that comes into contact with the cover side surface of the insertion member,
the main body includes a second abutment portion that faces the first abutment portion of the cover when the opening is closed by the cover, and
when the detachable part is not attached to the main body, the insertion member is sandwiched between the main body and the cover in such a manner that the main body side surface of the insertion member abuts on the second abutment portion of the main body.

US Pat. No. 11,112,744

POST-PROCESSING DEVICE AND IMAGE FORMING APPARATUS

FUJIFILM Business Innovat...


1. A post-processing device including a stapler, the post-processing device comprising:a restraint mechanism that restrains the stapler so that the stapler does not deviate from an initial position when a covering part is opened; and
a restraint release mechanism that, when the covering part is closed, releases restraint of the stapler by the restraint mechanism.

US Pat. No. 11,112,743

RECORDING MATERIAL PROCESSING APPARATUS INCLUDING ALIGNMENT UNIT FOR ALIGNING RECORDING MATERIALS AND IMAGE FORMING APPARATUS

Canon Kabushiki Kaisha, ...


1. A recording material processing apparatus comprising:a conveyance unit configured to convey a recording material;
an intermediate stacking unit on which a recording material conveyed by the conveyance unit is stacked;
an alignment unit including a first alignment member and a second alignment member, the first alignment member and the second alignment member being configured to support the recording material stacked on the intermediate stacking unit, wherein at least the first alignment member approaches the second alignment member to align the recording material stacked on the intermediate stacking unit in a direction perpendicular to a conveyance direction of the recording material;
a stacking unit on which the recording material is stacked, wherein the recording material stacked on the intermediate stacking unit is discharged to the stacking unit when at least the first alignment member separates from the second alignment member; and
a control unit configured to, when performing a series of print jobs including a first print job, a second print job, and a third print job in the order of the first print job, the second print job, and the third print job, execute one of a first control and a second control for the first print job and the third print job, and execute the other of the first control and the second control for the second print job,
wherein, in a case where the control unit executes the first control, the control unit controls the alignment unit to not support a first recording material stacked on the intermediate stacking unit,
wherein, in a case where the control unit executes the second control, the control unit controls the alignment unit to support a second recording material stacked on the intermediate stacking unit, to align the second recording material in the direction perpendicular to the conveyance direction, and
wherein, in a case where the control unit executes the first control subsequent to the second control, the control unit (1) does not discharge the second recording material stacked on the intermediate stacking unit to the stacking unit in the second control, (2) stacks the first recording material over the second recording material stacked on the intermediate stacking unit in the first control subsequent to the second control, and (3) discharges the second recording material and the first recording material to the stacking unit in the first control subsequent to the second control.

US Pat. No. 11,112,742

IMAGE FORMING APPARATUS TO DETECT WIDTHS OF RECORDING MATERIAL

Canon Kabushiki Kaisha, ...


1. An image forming apparatus comprising:a control unit configured to control an image formation on a recording material;
a stack portion on which the recording material is to be stacked;
a regulation portion configured to regulate a position of an edge of the recording material stacked on the stack portion;
a detection unit configured to detect the position of the edge of the recording material regulated by the regulation portion, and to output a detection signal, having a value, in accordance with the detected position of the edge; and
a storage unit configured to store difference information in association with values of the detection signal,
wherein the difference information is calculated in advance by the control unit as a difference between a first width of the recording material, which is calculated based on the detection signal output from the detection unit, and second width of the recording material which is measured,
wherein the control unit is configured to calculate difference information in accordance with the value of the detection signal output from the detection unit by reading out two values of the detection signal, which are previously stored in the storage unit and immediately adjacent the value of the detection signal output from the detection unit, and difference information, which are associated with the two values, respectively, from the storage unit, and performing linear interpolation in accordance with the value of the detection signal output from the detection unit, and
wherein the control unit is configured to obtain a third width of the recording material by correcting the first width of the recording material based on the difference information calculated by the control unit in accordance with the value of the detection signal output from the detection unit.

US Pat. No. 11,112,741

IMAGE FORMING APPARATUS AND NON-TRANSITORY COMPUTER READABLE MEDIUM

FUJIFILM Business Innovat...


1. An image forming apparatus comprising:an image forming device configured to form an image on a sheet using a rotating body under a predetermined image forming condition;
at least one processor configured to implement:a corrector configured to correct the image forming condition to adjust image density unevenness corresponding to a rotation cycle of the rotating body; and
a controller configured to control the image forming device to form on at least one sheet (i) a plurality of test images that are different in correction amount for the image forming condition and (ii) pointing images indicating intervals corresponding to the rotation cycle of the rotating body, in a state where the rotating body is continuously rotated,

wherein the controller is configured to determine the intervals corresponding to the rotation cycle of the rotating body using a signal related to a gap between the rotating body and another body.

US Pat. No. 11,112,740

IMAGE FORMING APPARATUS

CANON KABUSHIKI KAISHA, ...


1. An image forming apparatus comprising:an image forming portion configured to form an image on a sheet, the image forming portion including an image bearing member configured to bear a toner image, a transfer portion configured to transfer the toner image from the image bearing member onto a sheet, and a fixing portion configured to fix the toner image to the sheet by heating the sheet to which the toner image has been transferred;
a reserve-and-conveyance portion configured to reverse the sheet having passed through the fixing portion and convey the sheet to the transfer portion again;
a first storage portion which is configured to store a sheet to be conveyed to the image forming portion, and to which a first heating unit configured to heat the sheet of the first storage portion is detachably attached;
an input portion configured for an operator to input information on attachment of the first heating unit to the first storage portion;
a conveyance unit configured to convey the sheet from the storage portion to the image forming portion; and
a control portion configured to control the conveyance unit in accordance with the information inputted into the input portion and perform, by controlling the image forming portion and the reserve-and-conveyance portion, a single-side image forming mode in which a toner image is formed on only a single side and a double-side image forming mode in which toner images are formed on both sides of a sheet,
wherein in a case that the control portion performs the double-side image forming mode after performing the single-side image forming mode on a predetermined number of sheets in a state in which the first heating unit is not attached to the first storage portion, the control portion sets an arrival timing of a first sheet to the transfer portion in the double-side image forming mode to be later than an arrival timing of a first sheet to the transfer portion in the double-side image forming mode in a case that the control portion performs the double-side image forming mode after performing the single-side image forming mode on the predetermined number of sheets in a state in which the first heating unit is attached to the first storage portion.

US Pat. No. 11,112,739

IMAGE-FORMING APPARATUS PROVIDED WITH FIXING DEVICE INCLUDING FIRST FIXING MEMBER, SECOND FIXING MEMBER, AND PRESSURE MODIFYING MECHANISM MODIFYING NIP PRESSURE OF NIP FORMED THEREBETWEEN

BROTHER KOGYO KABUSHIKI K...


1. An image-forming apparatus comprising:an image-forming section configured to form a developer image on a sheet;
a sheet feeder configured to feed a sheet toward the image-forming section;
a fixing device configured to fix a developer image on a sheet, the fixing device comprising:a first fixing member configured to rotate;
a heater configured to heat the first fixing member;
a motor configured to drive the first fixing member;
a second fixing member configured to form a nip together with the first fixing member, the second fixing member being rotatable by following the first fixing member rotating; and
a pressure modifying mechanism configured to modify a nip pressure at the nip to one of a first nip pressure and a second nip pressure smaller than the first nip pressure; and

a controller configured to perform:energizing the heater to heat the first fixing member;
rotating the motor to rotate the first fixing member;
controlling the pressure modifying mechanism to set the nip pressure to the first nip pressure; and
controlling the sheet feeder to feed a sheet toward the image-forming section,

wherein in a first case where a sheet jam occurs in the image-forming apparatus and no sheet exists in the nip, the controller performs: reducing the nip pressure from the first nip pressure to the second nip pressure; and halting rotation of the first fixing member after completed the reducing, and
wherein in a second case where a sheet jam occurs in the image-forming apparatus and a sheet exists in the nip, the controller performs: the halting; and the reducing after completed the halting.

US Pat. No. 11,112,738

FIXING APPARATUS AND IMAGE FORMING APPARATUS HAVING THE SAME

HEWLETT-PACKARD DEVELOPME...


1. A fixing apparatus, comprising:a fixing belt;
a pressing roller configured to press the fixing belt and to rotate the fixing belt;
a bush configured to guide an edge of the fixing belt; and
a meandering adjustment member to support a rotational shaft of the pressing roller and to support a rotational movement to in response to the rotational movement, move a center axis of the rotation shaft of the pressing roller in a direction perpendicular to an axial direction of the fixing belt.

US Pat. No. 11,112,737

FIXING APPARATUS INCLUDING A HEAT CONDUCTING MEMBER WITH AN EXTENDING PORTION EXTENDING UPSTREAM OF THE HEATER

Canon Kabushiki Kaisha, ...


1. A fixing apparatus configured to heat a toner image to fix the toner image to a printing material, the apparatus comprising:a tubular film;
an elongated plate-like heater including a first surface in contact with an inner surface of the film and a second surface opposite to the first surface;
a pressure roller in contact with an outer periphery of the film and configured to form a nip portion between the film and the pressure roller;
a heat conducting member that is in contact with the second surface of the heater; and
a support member configured to support the heater and the heat conducting member,
wherein the film is rotatable along the support member,
wherein the film is held by the heater and the pressure roller therebetween, and an image on a printing material is heated at the nip portion formed between the film and the pressure roller and via the film,
wherein the heat conducting member includes a first portion in contact with the second surface of the heater and a second portion provided outside of the heater on an upstream side in a rotational direction of the film,
wherein the second portion includes a contact portion in contact with the inner surface of the film, and the contact portion protrudes toward the pressure roller farther than the first surface of the heater as viewed in a longitudinal direction of the heater, and
wherein the support member includes a restricting portion provided outside of the second portion on the upstream side, and the restricting portion protrudes more than the second portion toward the pressure roller.

US Pat. No. 11,112,736

HEATER AND FIXING DEVICE

Canon Kabushiki Kaisha, ...


1. A heater used for a fixing device comprising:a substrate having a lengthwise direction and a widthwise direction;
a heat generation element arranged on the substrate;
a temperature detection element arranged on the substrate;
two conductive lines for extracting signal corresponding to temperature electrically connected to the temperature detection element, the two conductive lines being arranged on the same face of the substrate on which the temperature detection element is arranged; and
a protection layer that covers the temperature detection element and the two conductive lines,
wherein a first conductive line, which is one of the two conductive lines is arranged to extend from the temperature detection element toward one end portion of the substrate in the lengthwise direction of the substrate, and a second conductive line, which is the other conductive line of the two conductive lines is arranged to extend from the temperature detection element toward the other end portion of the substrate in the lengthwise direction of the substrate,
wherein the first conductive line is arranged in an area extending from a first position where the temperature detection element is arranged in the width direction of the substrate to a second position different from the first position in the width direction of the substrate, and
wherein the first conductive line has a region inclined with respect to both the lengthwise and widthwise directions of the substrate and-de does not have a region extending only in a direction parallel to the widthwise direction of the substrate in an area covered by the protection layer.

US Pat. No. 11,112,735

IMAGE FORMING APPARATUS

Canon Kabushiki Kaisha, ...


1. An image forming apparatus comprising:a first image bearing member configured to bear a toner image;
a first charging member configured to charge the first image bearing member;
a second image bearing member configured to bear a toner image with a color different from the first image bearing member;
a first development member configured to be in contact with or separated from the first image bearing member, and to develop an electrostatic latent image formed on the first image bearing member using toner, in a state of being in contact with the first image bearing member;
a second development member configured to be in contact with or separated from the second image bearing member, and to develop an electrostatic latent image formed on the second image bearing member using toner, in a state of being in contact with the second image bearing member;
an intermediate transfer member onto which a toner image borne by at least one of the first image bearing member or the second image bearing member is transferred;
a first transfer member that is disposed at a position corresponding to the first image bearing member via the intermediate transfer member, and is configured to transfer a toner image onto the intermediate transfer member from the first image bearing member;
a second transfer member that is disposed at a position corresponding to the second image bearing member via the intermediate transfer member, and is configured to transfer a toner image onto the intermediate transfer member from the second image bearing member;
a transfer power source configured to apply voltage to the first transfer member and the second transfer member;
a detection unit configured to detect currents flowing in the first transfer member and the second transfer member, in a case where voltage is applied to the first transfer member and the second transfer member from the transfer power source; and
a control unit configured to select and execute either a first mode of transferring a toner image onto the intermediate transfer member from at least one of the first image bearing member or the second image bearing member in a first state in which the first transfer member and the second transfer member are in contact with the intermediate transfer member, or a second mode of transferring a toner image onto the intermediate transfer member from the first image bearing member in a second state in which the first transfer member is in contact with the intermediate transfer member and the second transfer member is separated from the intermediate transfer member,
wherein the control unit determines which state of the first state and the second state is formed, based on a detection result obtained by the detection unit when the first image bearing member is charged by the first charging member, the first development member is separated from the first image bearing member, the second development member is separated from the second image bearing member, and voltage is applied to the first transfer member and the second transfer member from the transfer power source.

US Pat. No. 11,112,734

BELT DEVICE, BELT REGULATOR, ROLLER UNIT, AND IMAGE FORMING APPARATUS

RICOH COMPANY, LTD., Tok...


1. A belt device comprising:a belt wound around a plurality of rollers and to rotate along with the plurality of rollers; and
a belt contact member disposed on one of the plurality of rollers and facing an edge of the belt in an axial direction of the one of the plurality of rollers, the belt contact member including:
a flat portion having a plane perpendicular to the axial direction of the one of the plurality of rollers; and
a separation portion disposed outboard of the flat portion in a radial direction of the one of the plurality of rollers and having a surface located farther from the edge of the belt than the flat portion in the axial direction of the one of the plurality of rollers,
wherein a transition from the flat portion to the separation portion has a continuous derivative.

US Pat. No. 11,112,733

IMAGE FORMING APPARATUS AND PROCESS CARTRIDGE INCLUDING A TONER SATISFYING RELATIONS

FUJIFILM Business Innovat...


1. An image forming apparatus comprising:an image carrier that includes a conductive substrate, a photosensitive layer, and a surface-protecting layer;
a charging section configured to charge a surface of the image carrier;
a latent image forming section configured to form an electrostatic latent image on the image carrier;
a developing section configured to form a toner image by developing the electrostatic latent image using toner;
a transfer section configured to transfer the toner image to a recording medium; and
a cleaning section configured to remove toner residue on the surface of the image carrier using a cleaning blade,
wherein the toner satisfies the following relations:(ln?(T1)?ln?(T2))/(T1?T2)??0.14;
(ln?(T2)?ln?(T3))/(T2?T3)??0.15; and
(ln?(T1)?ln?(T2))/(T1?T2)<(ln?(T2)?ln?(T3))/(T2?T3),


wherein has units of Pa·s,wherein T1=60° C., T2=90° C., and T3=130° C., and
wherein ?(T1) represents a viscosity of the toner at 60° C., ?(T2) represents a viscosity of the toner at 90° C., and ?(T3) represents a viscosity of the toner at 130° C.

US Pat. No. 11,112,732

IMAGE FORMING DEVICE

KYOCERA DOCUMENT SOLUTION...


1. An image forming device capable of executing an image forming operation that forms an image on a sheet, the image forming device comprising:an image carrier that is rotated, and has a surface that allows an electrostatic latent image to be formed and carries a toner image which is the electrostatic latent image manifested by a toner;
a charge device that charges the image carrier to a specific charge potential;
an exposure device that is arranged on a more downstream side than the charge device in a rotational direction of the image carrier, and that exposes, according to specific image information, the surface of the image carrier charged to the charge potential to thereby form the electrostatic latent image;
a development device that is arranged to face the image carrier in a specific development nip portion on a more downstream side than the exposure device in the rotational direction, and includes a development roller that has a peripheral surface, which is rotated and carries a development agent composed of the toner and a carrier, and that forms the toner image by supplying the toner to the image carrier;
a transfer portion that transfers, to the sheet, the toner image supported on the image carrier;
a development bias application portion capable of applying, to the development roller, a development bias in which an AC voltage is superimposed on a DC voltage;
a current detection portion capable of detecting a DC component of a development current that flows across the development roller and the development bias application portion; and
a bias condition determination portion that, based on the DC component of the development current detected by the current detection portion when a specific measurement latent image is developed with the toner by applying the development bias to the development roller corresponding to the specific measurement latent image formed on the image carrier, executes a bias condition determination mode that determines a reference peak-to-peak voltage which becomes a reference for a peak-to-peak voltage of the AC voltage of the development bias applied to the development roller in the image forming operation,
wherein
in the bias condition determination mode, the bias condition determination portion executes each of:
a first approximation expression determination operation that respectively acquires the DC component of the development current under a condition that the peak-to-peak voltages of the AC component of the development bias are respectively set to at least three first measurement peak-to-peak voltages included in a specific first measurement range, and determines a first approximation expression which is a primary approximation expression showing a relation between the first measurement peak-to-peak voltage in the first measurement range and the DC component of the acquired development current,
a second approximation expression determination operation that respectively acquires the DC component of the development current under a condition that the peak-to-peak voltages of the AC component of the development bias are respectively set to at least three second measurement peak-to-peak voltages included in a second measurement range set to have a minimum value larger than a maximum value of the first measurement range, and determines a second approximation expression which is a primary approximation expression showing a relation between the second measurement peak-to-peak voltage in the second measurement range and the DC component of the acquired development current, and
a reference voltage determination operation that determines, as the reference peak-to-peak voltage, the peak-to-peak voltage at an intersection where the first approximation expression determined by the first approximation expression determination operation and the second approximation expression determined by the second approximation expression determination operation intersect each other.

US Pat. No. 11,112,731

DEVELOPER CONTAINER, DEVELOPING DEVICE, AND IMAGE FORMING APPARATUS

RICOH COMPANY, LTD., Tok...


1. A developer container, comprising:a plurality of components combined together to form a space to store a developer, the plurality of components including a first component and a second component;
a sealant to bond the first component and the second component;
a first position regulator to regulate relative positions of the first component and the second component so as to maintain a distance between an adhesion portion of the first component and an adhesion portion of the second component, and a second position regulator to prevent the first component from separating from the second component; and
a seal, wherein the seal is elastically deformed to seal between the first component and the second component.

US Pat. No. 11,112,730

DEVELOPING DEVICE ALLOWING SELECTION OF A STIRRING/CONVEYING MEMBER TO BE USED FROM A PLURALITY OF TYPES OF STIRRING/CONVEYING MEMBERS WITH ROTARY SHAFTS WITH DIFFERENT SHAFT-DIAMETERS AND IMAGE FORMING APPARATUS THEREWITH

KYOCERA Document Solution...


1. A developing device composing:a developer container which stores developer containing toner;
a developer carrier which carries on a surface thereof the toner in the developer container;
a stirring/conveying member which includes a rotary shaft rotatably supported on the developer container and a stirring blade formed around an outer circumferential face of the rotary shaft and which stirs and conveys the developer in the developer container,
wherein
during manufacturing of the developing device, the stirring/conveying member to be used can be selected from a plurality of types of stirring/conveying members with rotary shafts with different shaft diameters,
the developing device can be mounted in a plurality of image forming apparatuses with different printing speeds, and
when the developing device is mounted on an image forming apparatus with a relatively low printing speed, compared to when the developing device is mounted on an image forming apparatus with a relatively high printing speed, the stirring/conveying member with the rotary shaft with a larger shaft diameter is selected.

US Pat. No. 11,112,729

DEVELOPER SUPPLY DEVICE

JIANGXI KILIDER TECHNOLOG...


1. A developer supply device, comprising a cylinder body and a left side cover and a right side cover respectively connected to two ends of the cylinder body, wherein the left side cover is provided with a gear shaft system, the gear shaft system being provided at an outside thereof with a gear side cover connected to the left side cover, and the cylinder body is provided therein with a screw conveying rod and a stirring rod, an end of the screw conveying rod and an end of the stirring rod being respectively connected to two outputs of the gear shaft system, characterized in that:the right side cover is provided with a powder outlet assembly which comprises a seal provided on the right side cover, wherein the seal is provided thereon with an inner powder outlet; another end of the screw conveying rod is arranged within the seal; and the seal is further provided at two ends thereof with radially protruding limit rings respectively, wherein a sealing barrier is coaxially provided outside the seal between the two limit rings, the sealing barrier being provided thereon with an outer powder outlet and a shift block; and
the limit ring closest to the cylinder body is provided thereon with an arc-shaped rotating slide groove, an end of the rotating slide groove being in communication with a limit slot, and the sealing barrier is provided at an end thereof with a radially protruding elastic protrusion, the elastic protrusion being provided at a bottom thereof with a slide block.

US Pat. No. 11,112,728

STRUCTURE FOR SELECTIVELY LOCKING TONER INLET SHUTTER OF TONER REFILL PORTION BASED ON ROTATIONAL PHASE OF TONER REFILL CARTRIDGE

HEWLETT-PACKARD DEVELOPME...


1. A printer comprising:a main body;
a development cartridge attachable to and detachable from the main body, the development cartridge to supply toner contained in a toner container to an electrostatic latent image formed on a photoconductor, to form a visible toner image;
a mounting portion comprising a toner inlet portion connected to the toner container, wherein a toner cartridge usable to refill toner in the toner container is mountable to the mounting portion;
an inlet shutter rotatably provided in the mounting portion to be rotatable together with the toner cartridge, the inlet shutter to be rotatable betweena blocking position to block the toner inlet portion from receiving toner and
an inlet position to open the toner inlet portion to receive toner;

a locking unit to selectively lock and unlock the inlet shutter; and
a controller to control the locking unit to selectively lock and unlock the inlet shutter based on whether the toner cartridge is mounted to the mounting portion.

US Pat. No. 11,112,727

INTERFACE STRUCTURE FOR TONER REFILL CARTRIDGE AND TONER REFILL PORTION

HEWLETT-PACKARD DEVELOPME...


1. A toner refilling interface structure including:a toner cartridge including:a body, the body is to accommodate toner and includes a first toner discharge portion to discharge toner; and
a discharge shutter, the discharge shutter is located in or coupled to the body and is to switch to a closed position at which the first toner discharge portion is closed and is to switch to a discharge position at which the first toner discharge portion is open;

an installation portion at which the toner cartridge is rotatable about a first rotation axis;
a first toner inlet portion provided in the installation portion and to receive toner from the toner cartridge;
an inlet shutter provided in the installation portion and to switch to an inflow position at which the first toner inlet portion is open, from a blocked position at which the first toner inlet portion is blocked, by a first rotation of the toner cartridge from an installation position to a first angular position; and
a locking member provided in the toner cartridge and to lock the discharge shutter at the closed position during the first rotation of the toner cartridge.

US Pat. No. 11,112,726

IMAGE FORMING APPARATUS

KYOCERA DOCUMENT SOLUTION...


1. An image forming apparatus comprising:a plurality of image forming units that include a photosensitive drum being able to rotate about a horizontally extending drum axis and a developing device supplying toner to the photosensitive drum, and to be arranged along an arrangement direction horizontally orthogonal to the drum axis; and
a plurality of toner replenishment units provided corresponding to each of the plurality of image forming units that replenish toner to the developing device, each of the plurality of toner replenishment units comprising:first and second containers being able to store toner inside and discharge the toner;
a first vertical conveyance pipe formed in a tubular shape having a peripheral wall surrounding a first vertical pipe axis extending vertically downward from the first container and that guide the toner discharged from the first container vertically downward along the first vertical pipe axis;
a second vertical conveyance pipe formed in a tubular shape having a peripheral wall surrounding a second vertical pipe axis extending vertically downward from the second container and that guide the toner discharged from the second container vertically downward along the second vertical pipe axis;
a first horizontal conveyance pipe formed in a tubular shape extending in a first horizontal direction intersecting the drum axis and the arrangement direction and including a first inflow port connected to a lower end of the first vertical conveyance pipe for toner to flow in;
a second horizontal conveyance pipe formed in a tubular shape extending in a second horizontal direction at an acute angle with respect to the first horizontal direction and including a second inflow port connected to a lower end of the second vertical conveyance pipe for toner to flow in;
a first conveyance member disposed in the first horizontal conveyance pipe so as to be able to rotate about a first horizontal rotation axis along the first horizontal direction, and to convey the toner that has flowed into the first horizontal conveyance pipe through the first inflow port to a downstream side by rotation;
a second conveyance member disposed in the second horizontal conveyance pipe so as to be able to rotate about a second horizontal rotation axis along the second horizontal direction, and to convey the toner that has flowed into the second horizontal conveyance pipe through the second inflow port to a downstream side by rotation;
a confluence section that communicates with a downstream side portion of the first horizontal conveyance pipe and a downstream side portion of the second horizontal conveyance pipe respectively, to receive the toner conveyed by the first conveyance member and the second conveyance member respectively inside, and to include a confluence discharge port discharging the received toner;
a third vertical conveyance pipe formed in a tubular shape having a peripheral wall surrounding a third vertical pipe axis extending vertically downward from the confluence discharge port and that guides the toner discharged from the confluence section through the confluence discharge port toward the developing device vertically downward along the third vertical pipe axis; and
a conveyance driver that generates a driving force to rotate the first conveyance member and the second conveyance member,

wherein in a plan view of the confluence section seen from a vertical direction, the confluence discharge port is disposed between the first horizontal rotation axis and the second horizontal rotation axis, and
wherein a first inter-axis distance between the first horizontal rotation axis and the third vertical pipe axis and a second inter-axis distance between the second horizontal rotation axis and the third vertical pipe axis are set to take a different value.

US Pat. No. 11,112,725

CONSUMABLE CHIP, CONSUMABLE AND CONSUMABLE COMMUNICATION METHOD

HANGZHOU CHIPJET TECHNOLO...


1. A consumable chip, comprising:a communication circuit for receiving a communication session chip count request of an imaging device,
a storage circuit for storing consumable information and a plurality of communication session chip counts, and
a logic circuit for generating a consumable session key based on one of the communication session chip counts,
wherein the consumable chip selects one of the plurality of communication session chip counts stored in the storage circuit and supplies the selected one of the plurality of communication session chip counts to the imaging device in response to the communication session chip count request, and generates and stores the consumable session key based on the selected one of the plurality of communication session chip counts by means of the logic circuit.

US Pat. No. 11,112,724

STRUCTURE FOR DETECTING DEVELOPER LEVEL IN DEVELOPER CARTRIDGE

HEWLETT-PACKARD DEVELOPME...


1. A printer comprising:a body including a printing unit to print an image on a print medium based on electrophotography;
a developer cartridge attachable to the body, the developer cartridge including a developer container and a developer outlet, the developer container including a developer, the developer outlet is provided at a length-direction side of the developer container to supply the developer from the developer container to the printing unit; and
a developer level sensor on the body near the developer outlet on the length-direction side of the developer container, the developer level sensor to generate an electrical detection signal based on a developer level in the developer container while the developer cartridge is attached to the body.

US Pat. No. 11,112,723

IMAGE FORMING APPARATUS AND CONTROL METHOD FOR COLLECTING WASTE TONER IN A WASTE TONER COLLECTION CONTAINER

TOSHIBA TEC KABUSHIKI KAI...


1. An image forming apparatus, comprising:an image forming component configured to form a toner image on a sheet using a toner replenished from a toner cartridge containing the toner;
a waste toner collection container configured to contain a waste toner generated in the image forming component;
a paddle motor configured to rotate a stirring paddle provided in the waste toner collection container;
a memory component configured to store a coefficient for a plurality of types of toner; and
a controller configured to acquire a count value, which is related to a replenishment amount, when the image forming component is replenished with the toner from the toner cartridge, to correct the count value with the coefficient corresponding to a type of toner, to update a cumulative count value with the corrected count value, and to drive the paddle motor according to the updated cumulative count value.

US Pat. No. 11,112,722

IMAGE FORMING APPARATUS

KYOCERA DOCUMENT SOLUTION...


1. An image forming apparatus capable of performing an image forming operation for forming an image on a sheet, the image forming apparatus comprising:an image carrier including a surface that is rotated to allow an electrostatic latent image to be formed and carries a toner image in which the electrostatic latent image is actualized by toner;
a charging device charging the image carrier to a specific charging potential;
an exposure device that is disposed on a downstream side in a rotation direction of the image carrier with respect to the charging device, and forms the electrostatic latent image by exposing a surface of the image carrier charged to the charging potential in accordance with specific image information;
a developing device that is disposed to face the image carrier in a specific developing nip section on the downstream side in the rotation direction with respect to the exposure device, the developing device including a developing roller includes a peripheral surface rotated and carrying a developer including toner and carrier, and forms the toner image by supplying toner to the image carrier;
a transferer that transfers the toner image carried on the image carrier to a sheet;
a developing bias applicator capable of applying a developing bias in which an alternating current voltage is superimposed on a direct current voltage to the developing roller;
a current detector capable of detecting a direct current component of a developing current flowing between the developing roller and the developing bias applicator;
a density detector capable of detecting a density of the toner image; and
a bias condition determiner that executes a bias condition determination mode for determining a reference voltage that is a reference for each of an inter-peak voltage of the alternating current voltage of the developing bias applied to the developing roller in the image forming operation and the direct current voltage, on a basis of the direct current component of the developing current detected by the current detector or a density of a toner image for measurement that is detected by the density detector when the developing bias is applied to the developing roller corresponding to a specific latent image for measurement that is formed on the image carrier, to develop, with toner, the latent image for measurement into the toner image for measurement,
wherein the bias condition determiner can execute, as the bias condition determination mode, each of:
a direct current voltage determination mode for determining a reference direct current voltage that is a reference for the direct current voltage of the developing bias applied to the developing roller in the image forming operation, on a basis of the density of the toner image for measurement, detected by the density detector; and
an inter-peak voltage determination mode for determining a reference inter-peak voltage that is a reference for the inter-peak voltage of the alternating current voltage of the developing bias applied to the developing roller in the image forming operation, on a basis of the direct current component of the developing current detected by the current detector when the developing bias is applied to the developing roller to develop, with toner, the latent image for measurement into the toner image for measurement,
wherein the bias condition determiner determines whether or not to execute the inter-peak voltage determination mode in accordance with the reference direct current voltage determined in the direct current voltage determination mode.

US Pat. No. 11,112,721

IMAGE FORMING APPARATUS

Canon Kabushiki Kaisha, ...


1. An image forming apparatus comprising:a photosensitive member rotatable in a first direction;
an exposure portion including a plurality of surface light emitting element arrays arranged in a second direction substantially perpendicular to the first direction and configured to expose said photosensitive member to light by said surface light emitting element arrays; and
a clock generating portion configured to generate a clock signal,
wherein said clock generating portion generates a reference clock signal for controlling light emission timing and a spread spectrum modulation clock signal obtained by subjecting the reference clock signal to frequency modulation,
wherein each of said surface light emitting element arrays includes a plurality of light emitting elements for exposing said photosensitive member to light,
wherein said exposure portion exposes said photosensitive member to light by sequentially subjecting a predetermined number of said light emitting elements of each of said surface light emitting element arrays to light emission control on the basis of a signal obtained by subjecting the modulation clock signal to modulation with image data, and
wherein a modulation cycle in which a frequency of the modulation clock signal is modulated is n times (n: integer of n>1) an exposure cycle which is a time in which said light emitting elements of each of said surface light emitting element arrays are subjected to the light emission control on the basis of the reference clock signal.

US Pat. No. 11,112,720

TECHNIQUE FOR TRANSMITTING SIGNAL INDICATING ABNORMALITY IN IMAGE FORMING APPARATUS

Canon Kabushiki Kaisha, ...


1. An image forming apparatus comprising:an image forming unit that forms an image on a sheet;
a first generation circuit that generates, regarding a member involved in image formation in the image forming unit, a first signal relating to a first abnormality;
a second generation circuit that generates, regarding the member, a second signal that relates to a second abnormality different from the first abnormality, and whose feature in a time axis direction or a frequency axis direction is different from that of the first signal; and
a control circuit having a single port to which the first signal and the second signal are to be input,
wherein the control circuit is configured to identify between the first signal and the second signal based on a feature of a signal input to the port.

US Pat. No. 11,112,719

PROCESS CARTRIDGE AND ELECTROPHOTOGRAPHIC APPARATUS CAPABLE OF SUPPRESSING LATERAL RUNNING WHILE MAINTAINING SATISFACTORY POTENTIAL FUNCTION

CANON KABUSHIKI KAISHA, ...


1. A process cartridge comprising:an electrophotographic photosensitive member; and
a charging member,the process cartridge being removably mounted onto a main body of an electrophotographic apparatus,

wherein the electrophotographic photosensitive member includes a first support having a cylindrical shape, a lowermost layer formed immediately on the first support, and a photosensitive layer formed on the lowermost layer,
wherein the charging member is an electrophotographic charging member including a second support having a columnar shape and a second conductive layer formed on the second support,
wherein the second conductive layer includes a matrix containing a first rubber and a plurality of domains dispersed in the matrix,
wherein the plurality of domains each contain a second rubber and an electron conductive agent,
wherein the matrix has a volume resistivity ?M that is 1.0×105 times or more as large as a volume resistivity ?D of each of the plurality of domains, and
wherein, in a case where a maximum frequency at which a phase of an impedance reaches 45°, when the impedance is measured by applying an AC voltage to the lowermost layer while changing the AC voltage at a frequency within a range of from 1.0×10?2 (Hz) to 1.0×106 (Hz), is represented by fOPC (Hz), and in a case where a maximum frequency at which a phase of an impedance reaches 45°, when the impedance is measured by applying an AC voltage to the charging member while changing the AC voltage at a frequency within a range of from 1.0×10?2 (Hz) to 1.0×106 (Hz), is represented by fC (Hz), the fOPC and the fC satisfy a relationship of one of the following expression (D1) and the following expression (D2):10?fOPC/fC?10,000??Expression (D1)
0.0001?fOPC/fC?0.1??Expression (D2).


US Pat. No. 11,112,718

ELECTROPHOTOGRAPHIC MEMBER, PROCESS CARTRIDGE, AND ELECTROPHOTOGRAPHIC APPARATUS

CANON KABUSHIKI KAISHA, ...


1. An electrophotographic member, comprising:an electroconductive substrate; and
a surface layer, the surface layer containing resin including at least one of a urethane bond and an amide bond, and the resin having a cationic structure and an anionic structure in a molecule, wherein
the resin includes at least one structure selected from the group consisting of formulae (1), (2) and (4)CH2—CR1=CH—CH2??(1),
R2-O??(2), and





where R1 represents a hydrogen atom or a methyl group, R2 represents an all group with 5 to 0.14 carbons, and R4 represents an alkylene group with 6 to 0.14 carbons, wherein
a ratio of the number of moles of cations and anions that are not covalently bound to the resin to the total number of moles of the cationic structure and the anionic structure that are held by a covalent bond, and cations and anions that are not covalently bound to the resin is 30 mol % or less.

US Pat. No. 11,112,717

ELECTROSTATIC INK COMPOSITIONS AND SCRATCH-OFF STRUCTURES

HP Indigo B.V., Amstelve...


1. An electrostatic ink composition comprising a a fatty acid ester having a plurality of hydroxyl substituents constituting from 10 wt % to 30 wt % solids of the electrostatic ink composition.

US Pat. No. 11,112,716

CARRIER CORE MATERIAL FOR ELECTROPHOTOGRAPHIC DEVELOPER AND METHOD FOR PRODUCING THE SAME, AND CARRIER FOR ELECTROPHOTOGRAPHIC DEVELOPER AND DEVELOPER CONTAINING SAID CARRIER CORE MATERIAL

POWDERTECH CO., LTD., Ch...


1. A carrier core material for an electrophotographic developer, comprising a ferrite composition having a transition metal oxide as a main component, wherein an amount of an ultrafine powder contaminant adhering to a surface of the carrier core material is attenuated by determining the transmittance with a spectrophotometer of a supernatant separated from the ultrafine powder.

US Pat. No. 11,112,712

TONER

CANON KABUSHIKI KAISHA, ...


1. A toner, comprising:a toner particle that contains a release agent-containing toner base particle, and having an organosilicon polymer on a surface of the toner base particle, the organosilicon polymer having a T3 unit structure represented by R—Si(O1/2)3, where R represents a phenyl group or an alkyl group having 1 to 6 carbons, and the organosilicon polymer forming protruded portions on the surface of the toner base particle; and
an external additive A, the number-average primary particle diameter R of the external additive A is from 30 nm to 1,200 nm, wherein
in an extended image of a toner cross-sectional image obtained with a scanning transmission electron microscope provided by extending a line along the circumference of the surface of the toiler base particle into a straight line, where w is a protrusion width for the length of the line along the circumference for a segment where a protruded portion and the toner base particle form a continuous interface, D is a protrusion diameter for the maximum length of the protruded portion in the direction normal to protrusion width w and H is a protrusion height for the length from the peak of the protruded portion to the line along the circumference in the line segment that forms protrusion diameter D,
the number-average value of protrusion height H is 30 to 300 nm,
the ratio of the number-average primary particle diameter R of external additive A to the number-average value of protrusion height H is 1.00 to 4.00, and
the area percentage for a bright region area with reference to the total area of the image is 30.0 to 75.0% in an image obtained by observing the surface of the toner with a scanning electron microscope, acquiring the backscattered electron image for a 1.5-?m square of the surface of the toner, and binarizing whereby the organosilicon polymer regions in the backscattered electron image become bright regions.

US Pat. No. 11,112,708

TONER

CANON KABUSHIKI KAISHA, ...


1. A toner, comprising:a toner particle comprising a binder resin and a colorant; and
an external additive, comprising an external additive A;
external additive A being inorganic fine particles or organic-inorganic composite fine particles having a Feret diameter of 60 to 200 nm;
a shape factor SF-2 of external additive A being 100 to 120 measured by a scanning electron microscope; and
an adhesion index of external additive A to the toner being 0.00 to 3.00, wherein
60?b+c?200 and 0.15?b/(b+c)?0.30, where b (nm) denotes a penetration depth of the external additive A at a portion of the external additive A penetrating into the interior of the toner particle from the surface of the toner particle, and c (nm) denotes a protrusion height of the external additive A at that portion in an observation of an image resulting from image processing of a cross section of the toner using a transmission electron microscope, and
where with an outline X defined as the outline of a portion of contact of external additive A with the toner particle, in the outline of external additive A, and a line segment Z defined as the line segment obtained by joining both ends of the outline X with a straight line, in the observation of the image resulting from image processing of the cross section, penetration depth b denotes a maximum distance between the line segment Z and an intersection of the outline X and a perpendicular line front the line segment Z to the outline X; and with an outline Y defined as the outline of a portion other than the outline X in the outline of the external additive A, in the observation of the image resulting from image processing of the cross section, protrusion height c denotes a maximum distance between the line segment Z and an intersection of the outline Y and a perpendicular line from the line segment Z to the outline Y.

US Pat. No. 11,112,707

ELECTROPHOTOGRAPHIC PHOTOSENSITIVE MEMBER, PROCESS CARTRIDGE, AND ELECTROPHOTOGRAPHIC APPARATUS

CANON KABUSHIKI KAISHA, ...


1. An electrophotographic photosensitive member, comprising:a support bearing a charge-generating layer and a charge-transporting layer, wherein
a surface layer of the electrophotographic photosensitive member contains inorganic particles (?) having an average particle diameter (L?) of primary particles of 5 to 50 nm and resin particles (?) having an average particle diameter (L?) of primary particles of 0.1 to 5.0 ?m,
(Sm?)/(S?)?0.3 in any cross-section of the surface layer, where a region within (L?/2) from a surface of each of the resin particles (?) is defined as a region (M), a sum of cross-sectional areas of the inorganic particles (?) that are present in the cross-section is represented by (S?), and a sum of cross-sectional areas of the inorganic particles (?) that are included in the region (M) is represented by (Sm?),
inorganic particles (?) are selected from the group consisting of silica particles and alumina particles,
the inorganic particles (?) in the surface layer each have a surface treated with a silicone oil or at least one compound selected from compounds represented by formulae (1) and (2)




where R1 to R3 independently represent an alkoxy group or an alkyl group provided that at least two of R1 to R3 represent an alkoxy group, R4 represents a vinyl group, a 1-methylvinyl group, acryloyloxy group or a methacryloyloxy group, R5 represents are acryloyloxy group or a methacryloyloxy group, and n represents an integer of 1 to 6, and
the average particle diameter (L?) of primary particles is 0.1 to 1.5 ?m.

US Pat. No. 11,112,706

ELECTROPHOTOGRAPHIC PHOTOSENSITIVE MEMBER, PROCESS CARTRIDGE, AND ELECTROPHOTOGRAPHIC APPARATUS

CANON KABUSHIKI KAISHA, ...


1. An electrophotographic photosensitive member comprising, in this order:(i) a support;
(ii) an undercoat layer comprising metal oxide particles (?) and a binder resin (?); and
(iii) a photosensitiver layer;
the metal oxide particles (?) comprising aluminum oxide particles and titanium oxide particles, the aluminum oxide particles being surface-treated with a silane coupling agent and the titanium oxide particles being surface-treated with a silane coupling agent, wherein
1.0?M?/M??4.0 where M? is a content of the metal oxide particles (?) and M? is a content of the binder resin (?) in the undercoat layer,
a total of a content of the aluminum oxide particles and a content of the titanium oxide particles in the undercoat layer is 50 mass % or more with respect to the metal oxide particles (?) in the undercoat layer, and
0.25?MAl/MTi?1,000 where MAl is a content of the aluminum oxide particles and MTi is a content of the titanium oxide particles in the undercoat layer.

US Pat. No. 11,112,705

MOTOR, DUAL STROKE STAGE AND LITHOGRAPHIC APPARATUS

ASML Netherlands B.V., V...


1. A motor comprising:a stationary part, comprising:a row of coil assemblies,

a movable part, comprising:a row of permanent magnets, wherein the row of coil assemblies has a first length and the row of permanent magnets has a second length, wherein the second length is smaller than the first length, and wherein the coil assemblies are arranged to interact with permanent magnets aligned with the coil assemblies to generate a driving force,

a comparator to compare a position measurement signal representative for an actual position of the movable part with a set-point signal representative for a desired position of the movable part to provide an error signal;
a motion feedback controller configured to provide a control signal on the basis of the error signal;
at least one current amplifier configured to provide an actuation signal to the coil assemblies on the basis of the control signal,
wherein the motor comprises a feedforward device, wherein the feedforward device is configured to provide a current amplifier feedforward signal on the basis of the set-point signal, or a derivative thereof, and wherein the current amplifier feedforward signal is provided to the at least one current amplifier to compensate for unbalanced back electromotive forces on one or more of the coil assemblies due to the one or more coil assemblies being only partly aligned with the permanent magnets; and
a controller configured to calibrate and/or tune the feedforward device using an actual state of the coil assemblies.

US Pat. No. 11,112,704

MITIGATION OF INACCURACIES RELATED TO GRATING ASYMMETRIES IN SCATTEROMETRY MEASUREMENTS

KLA-Tencor Corporation, ...


1. A scatterometry overlay (SCOL) target comprising, along at least one measurement direction:two cells having periodic structures with a specified coarse pitch at least at a first wafer layer and a second wafer layer, wherein the first wafer layer is disposed over the second wafer layer, wherein the two cells have opposite offsets of a top periodic structure with respect to a bottom periodic structure in the respective layers,
wherein a first of the two cells has a periodic structure with the specified coarse pitch at the first wafer layer and a sub-resolved periodic structure at the second wafer layer, and
wherein a second of the two cells has a periodic structure with the specified coarse pitch at the second wafer layer and a sub-resolved periodic structure at the first wafer layer,
wherein the specified coarse pitch is at least 500 nm and the sub-resolved periodic structure has a sub-resolved pitch smaller than 300 nm, wherein the sub-resolved periodic structure in the first of the two cells is configured to have a same filling factor as the periodic structure with the specified coarse pitch in the first of the two cells, and wherein the sub-resolved periodic structure in the second of the two cells is configured to have a same filling factor as the periodic structure with the specified coarse pitch in the second of the two cells,
wherein the periodic structures have cells along each of two, X and Y, measurement directions, wherein eight of the cells are arranged in two rows each with four of the cells having a same spatial arrangement with respect to the measurement directions, wherein each of the rows comprises two X direction cells and two Y direction cells that individually alternate along the row such that one of the X direction cells in the row is adjacent two of the Y direction cells in the row and such that one of the Y direction cells in the row is adjacent two of the X direction cells in the row.

US Pat. No. 11,112,703

METHOD OF METROLOGY AND ASSOCIATED APPARATUSES

ASML Netherlands B.V., V...


1. A method of determining an edge position relating to an edge of a feature comprised within an image that comprises noise, the method comprising:determining a reference signal from the image by applying a 1-dimensional low-pass filter to the image in a direction parallel to an initial contour;
determining the edge position with respect to the reference signal; and
transforming, prior to application of the 1-dimensional low-pass filter, at least a part of the image including the edge to obtain a transformed image in a transformed space comprising a first dimension defined as parallel to the initial contour and a second dimension defined as perpendicular to the initial contour.

US Pat. No. 11,112,702

DEVICE AND METHOD FOR CHARACTERIZING A MICROLITHOGRAPHIC MASK

Carl Zeiss SMT GmbH, Obe...


1. A device for characterizing a microlithographic mask, comprising:an illumination optical unit for illuminating structures of a mask configured for use in a lithography process in a microlithographic projection exposure apparatus;
a detector unit; and
an evaluation unit for evaluating the data recorded by the detector unit;
wherein the detector unit is configured for the spatially resolved determination of both the intensity and the polarization state of the respectively impinging light emanating from the mask, and the spatially resolved determination of both the intensity and the polarization state using the detector unit is effected in one single exposure step.

US Pat. No. 11,112,701

CONTROL DEVICE, CONTROL METHOD, LITHOGRAPHIC APPARATUS, METHOD OF MANUFACTURING ARTICLE, AND STORAGE MEDIUM

CANON KABUSHIKI KAISHA, ...


1. A control device for performing position control of a control target by imparting a feedforward operation amount to the control target, comprising:at least one processor or circuit configured to function as:
a determination unit configured to determine whether or not a target time for continuing the control using the feedforward operation amount exceeds a predetermined time, and
a correction unit configured to correct the feedforward operation amount to be damped toward an end of the target time in a case where it is determined by the determination unit that the target time has exceeded the predetermined time.

US Pat. No. 11,112,700

OPTIMIZATION OF A LITHOGRAPHIC PROJECTION APPARATUS ACCOUNTING FOR AN INTERLAYER CHARACTERISTIC

ASML Netherlands B.V., V...


1. A method to improve a lithographic process of imaging a portion of a design layout onto a substrate using a lithographic apparatus, the method comprising:computing, by a hardware computer system, a multi-variable cost function, the multi-variable cost function representing an interlayer characteristic relating to at least part of the design layout and representing a further characteristic relating to the design layout, the interlayer characteristic being a function of a plurality of design variables that represent one or more characteristics of the lithographic process and the interlayer characteristic being a characteristic of an aspect in one layer relative to another aspect in another different layer, and the interlayer characteristic having a different weighting than the further characteristic; and
reconfiguring one or more of the characteristics of the lithographic process by adjusting one or more of the design variables and computing the multi-variable cost function with the adjusted one or more design variables, until a certain termination condition is satisfied.

US Pat. No. 11,112,699

SUBSTRATE HAVING FILM TYPE PATTERN AND THE MANUFACTURING METHOD FOR MAKING THE SAME


1. A substrate having a film pattern, comprising:a 3-dimensional substrate including a first section having a first height, a second section having a second height that is different from the first height, and a dimensional part connecting the first section and the second section;
a photoresist pattern layer including a first pattern section formed on the first section of the 3-dimensional substrate and a second pattern section formed on the second section of the 3-dimensional substrate; and
at least a film pattern layer formed only on the dimensional part of the 3-dimensional substrate, the film pattern layer contacting the first pattern section and the second pattern section of the photoresist pattern layer, wherein
a top surface of the first pattern section and a top surface of the second pattern section of the photoresist pattern layer are free from the film pattern layer, and
the film pattern layer is a structure independent from the first pattern section and the second pattern section and attached to a side surface of the first pattern section and a side surface of the second pattern section.

US Pat. No. 11,112,698

PHOTORESIST WITH GRADIENT COMPOSITION FOR IMPROVED UNIFORMITY

TAIWAN SEMICONDUCTOR MANU...


15. A method for lithography patterning, comprising:providing a semiconductor substrate;
forming a photoresist layer over the semiconductor substrate, wherein the photoresist layer includes a polymer, a photo-acid generator (PAG), and a dissolution additive,wherein the polymer is formulated as






wherein the dissolution additive includes a first functional unit containing fluorine and a second functional unit bonded to the first functional unit, the dissolution additive being formulated as






with X and Y each being a positive integer and selected such that a molecular weight of the dissolution additive is greater than that of the polymer, and
wherein a concentration gradient of the dissolution additive continuously decreases from a top surface to a bottom surface of the photoresist layer;

exposing the photoresist layer to a radiation source;
applying a developer to the exposed photoresist layer, thereby forming a patterned photoresist layer, wherein the developer removes a greater amount of the photoresist layer near the bottom surface than the top surface; and
etching the semiconductor substrate using the patterned photoresist layer as a mask.

US Pat. No. 11,112,697

METHOD AND APPARATUS FOR POST EXPOSURE PROCESSING OF PHOTORESIST WAFERS

Applied Materials, Inc., ...


1. A substrate processing apparatus, comprising:a chamber body defining a process volume;
a pedestal disposed in the process volume;
a first electrode coupled to the pedestal;
a stem moveably disposed opposite the pedestal and extending through the chamber body;
a second electrode coupled to the stem;
a containment ring coupled to the second electrode;
a first conduit disposed in the second electrode and the containment ring; and
a second conduit disposed in the second electrode and the containment ring.

US Pat. No. 11,112,696

PROTECTIVE FILM-FORMING COMPOSITION

NISSAN CHEMICAL CORPORATI...


1. A composition for forming protective films against aqueous hydrogen peroxide solutions, the composition comprising:a compound of the following formula (1a),
a compound of the following formula (1b), or
a compound of the following formula (2a-1) or
a compound having a substituent of the following formula (2) and having a molecular weight of 300 or more and less than 800 or a weight-average molecular weight of 300 or more and less than 800:





in which R1 is a C1-4 alkylene or alkenylene group or a direct bond, k is 0 or 1, m is an integer of 1 to 3, and n is an integer of 2 to 4; anda solvent; whereinthe composition contains 0.1% by mass to 60% by mass of the compound of the formula (1a) or 0.1% by mass to 60% by mass of the compound of the formula (1b), relative to solids excluding the solvent, or
the composition contains 10% by mass to 100% by mass of the compound of the formula (2a-1) or 10% by mass to 100% by mass of the compound of the compound having the substituent of the formula (2), relative to solids excluding the solvent;
the compound of the formula (1a) is a compound selected from the group consisting of formula (1a-2), formula (1a-3), formula (1a-4), formula (1a-5), formula (1a-6), formula (1a-7), formula (1a-8), formula (1a-9), formula (1a-11), formula (1a-12), formula (1a-13), formula (1a-14), formula (1a-15), formula (1a-16) and formula (1a-18):








the compound of the formula (1b) is a compound selected from the group consisting of formula (1b-1), formula (1b-2), formula (1b-3), formula (1b-4), formula (1b-6), formula (1b-7), formula (1b-8), formula (1b-9), formula (1b-10), formula (1b-11), formula (1b-12), formula (1b-13), formula (1b-14), formula (1b-15), formula (1b-16), formula (1b-17), formula (1b-18), formula (1b-19), formula (1b-20), formula (1b-21), formula (1b-22), formula (1b-23), formula (1b-24), formula (1b-25), formula (1b-26), formula (1b-27), formula (1b-28), formula (1b-29), and formula (1b-30):












the substituent of the formula (2) is a substituent selected from the group consisting of formula (2-3), formula (2-5), formula (2-6), formula (2-7), formula (2-8), formula (2-9), formula (2-10), formula (2-11), formula (2-12), formula (2-13) and formula (2-14):








US Pat. No. 11,112,695

PHOTOSENSITIVE COMPOSITION, CURED FILM, OPTICAL FILTER, SOLID IMAGE PICKUP ELEMENT, IMAGE DISPLAY DEVICE, AND INFRARED SENSOR

FUJIFILM Corporation, To...


25. A photosensitive composition comprising an infrared shielding agent A, a polymer component B, and a photoacid generator C,wherein the infrared shielding agent A is at least one selected from the group consisting of a diiminium compound, a squarylium compound, a cyanine compound, a phthalocyanine compound, a naphthalocyanine compound, a quaterrylene compound, an aminium compound, an iminium compound, an azo compound, an anthraquinone compound, a porphyrin compound, a pyrrolopyrrole compound, an oxonol compound, a croconium compound, a hexaphyrin compound, a metal dithiol compound, a copper compound, a tungsten compound, and a metal boride,
wherein at least one of the following requirement (1), (2), (3) or (4) is satisfied,
(1): the polymer component B includes a polymer B1 that includes a repeating unit b1 having a group in which at least one group selected from an acid group or a hydroxyl group is protected by an acid-decomposable group and a repeating unit b2 having a crosslinking group,
(2): the polymer component B includes a polymer B2 including the repeating unit b1 and a polymer B3 including the repeating unit b2,
(3): the polymer component B includes the polymer B2 and the photosensitive composition further comprises a compound having a molecular weight of 1000 or lower that has a crosslinking group, and
(4): the polymer component B includes the polymer B3 and the photosensitive composition further comprises a compound having a molecular weight of 1000 or lower that has a group in which at least one group selected from an acid group or a hydroxyl group is protected by an acid-decomposable group, and
wherein the photosensitive composition is a positive photosensitive composition.

US Pat. No. 11,112,694

METHODS OF FORMING VARIABLE-DEPTH DEVICE STRUCTURES

Applied Materials, Inc., ...


1. A method, comprising:forming a gray-tone resist over a device material, the forming the gray-tone resist comprising:disposing a resist material over the device material; and
developing the resist material to form a gray-tone pattern;

performing a cyclic-etch process, the cyclic-etch process comprising:etching a resist segment of the gray-tone pattern using a resist etch process selective to the resist material;
etching a device segment of the device material using a device pattern etch process selective to the device material; and
repeating the resist etch process for subsequent resist segments of the gray-tone pattern and etching subsequent device segments to form a device material pattern, the top surface of the device material pattern having a gradient;

disposing a hardmask over the device material;
patterning the hardmask to expose segments of the device material; and
etching exposed segments of the device material to form a plurality of device structures having a variable depth corresponding to the gradient.

US Pat. No. 11,112,692

MICROTRANSFER MOLDING PROCESS AND PATTERNED SUBSTRATE OBTAINABLE THEREFROM


1. Process comprising the following successive steps:(a) impregnating a soft mold provided with at least one cavity with a sol-gel layer coated on a first substrate, under conditions of a relative solvent pressure adjusted such that the layer swells by vapor absorption between 10 and 60% vol., so as to fill the mold under the action of capillary forces,
(b) removing the first substrate,
(c) if needed, equilibrating the gel within the at least one cavity, under a relative solvent pressure between 0 and 95%, in order to allow it to swell and thus entirely fill said at least one cavity,
(d) applying the swollen gel onto a second substrate to be patterned,
(e) thermally treating an assembly comprising the mold, the gel, and the second substrate so as to rigidify the gel,
(f) removing the mold, and
(g) curing the gel into a ceramic, thus forming a patterned substrate.

US Pat. No. 11,112,691

INSPECTION SYSTEM WITH NON-CIRCULAR PUPIL

KLA Corporation, Milpita...


1. An inspection system comprising:an illumination source configured to generate extreme ultraviolet (EUV) light;
one or more illumination optics configured to direct the EUV light to a sample within a range of incidence angles corresponding to an illumination pupil distribution in a pupil plane of the one or more illumination optics, wherein a center of the illumination pupil distribution corresponds to an off-axis incidence angle along a first direction on the sample;
one or more collection optics configured to collect light from the sample in response to the incident EUV light within a range of collection angles corresponding to an imaging pupil distribution in a pupil plane of the one or more collection optics, wherein a center of the imaging pupil distribution corresponds to an off-axis collection angle along the first direction on the sample, wherein the range of incidence angles and the range of collection angles are non-overlapping, wherein the range of incidence angles is smaller than a selected cut-off angle, wherein at least a portion of the range of collection angles is larger than the selected cut-off angle, wherein at least one of the illumination pupil distribution or the imaging pupil distribution is non-circular with a size along the first direction shorter than a size along a second direction perpendicular to the first direction, wherein at least one of the illumination pupil distribution or the imaging pupil distribution is smaller in directions in a plane of incidence than directions out of the plane of incidence; and
a detector configured to receive at least a portion of the light collected by the one or more collection optics.

US Pat. No. 11,112,690

MASK BLANK, TRANSFER MASK, AND METHOD FOR MANUFACTURING SEMICONDUCTOR DEVICE

HOYA CORPORATION, Tokyo ...


1. A mask blank comprising:a transparent substrate; and
a light shielding film on the transparent substrate;
wherein the light shielding film is a single layer film formed of a material containing silicon and nitrogen;
wherein the light shielding film has an optical density to an ArF excimer laser exposure light of 2.5 or more;
wherein a surface reflectance of the light shielding film to the exposure light is 40% or less;
wherein a back-surface reflectance of the light shielding film to the exposure light is 40% or less;
wherein a transmittance of the light shielding film to a light having a wavelength of 900 nm is 50% or less;
wherein an extinction coefficient k of the light shielding film to a light having a wavelength of 900 nm is 0.04 or more; and
wherein a thickness of the light shielding film is 60 nm or less.

US Pat. No. 11,112,689

LIGHT SOURCE DEVICE AND PROJECTION TYPE DISPLAY APPARATUS

SHARP NEC DISPLAY SOLUTIO...


1. A light source device comprising:a light source accommodating section provided with a story structure comprising a first accommodation story and a second accommodation story;
a red light source that emits red laser light, said red light source being accommodated in said first accommodation story;
a blue light source that emits blue laser light, said blue light source being accommodated in said first accommodation story;
a green light source that emits green fluorescence, said green light source being accommodated in said second accommodation story;
a first light synthesizer that synthesizes an optical path of said red laser light emitted from said red source and an optical path of said blue laser light emitted from said blue light source into one optical path, and that emits first synthesized light into which said red laser light and said blue laser light are synthesized;
a second light synthesizer that synthesizes an optical path of said green fluorescence emitted from said green light source and an optical Path of, said first synthesized light emitted from said first light synthesizer into one optical path, and that emits second synthesized light into which said green fluorescence and said first synthesized light are synthesized; and
an emission window provided on a side of said second accommodation story, wherein said second light synthesizer emits said second synthesized light toward said emission window.

US Pat. No. 11,112,688

LIGHT SOURCE APPARATUS, IMAGE PROJECTION APPARATUS, AND CONTROL APPARATUS THAT CONTROL MULTIPLE LIGHT SOURCES AT DIFFERENT LIGHTING TIMINGS

CANON KABUSHIKI KAISHA, ...


1. A light source apparatus comprising:a first light source;
a second light source configured to emit light with a different wavelength than that of the first light source;
a wavelength conversion element configured to generate converted light having a wavelength different from that of incident light from the first light source;
a motor configured to rotate the wavelength conversion element; and
a controller that controls each of the first and second light sources so that a time required for a drive current for the second light source to increase from a start of a second lighting control to a second predetermined current corresponding to a predetermined lighting state is longer than a time required for a drive current for the first light source to increase from a start of a first lighting control to a first predetermined current corresponding to the predetermined lighting state, the start of the second lighting control of the second light source is earlier than a start of supplying current to the motor to start rotating the motor, and the start of the first lighting control of the first light source is later than the start of supplying current to the motor.

US Pat. No. 11,112,687

PROJECTOR, PROJECTION CONTROL METHOD, AND STORAGE MEDIUM

CASIO COMPUTER CO., LTD.,...


1. A projector comprising:a first light source device configured to emit light in a first wavelength range;
a first wheel on which a plurality of light source segments are formed, the plurality of light source segments being configured to emit lights in different wavelength ranges upon receiving light in the first wavelength range shined thereon;
a second wheel on which a plurality of areas are formed, the plurality of areas being configured to dim light emitted from the first wheel;
a display device onto which light emitted from the second wheel is shined to thereby form image light; and
a processor configured to control the first light source device, the first wheel and the second wheel in a synchronized fashion,
wherein the processor performs a masking process on the image light when either or both of a rotation frequency difference and a phase shift between the first wheel and the second wheel are equal to or greater than predetermined thresholds.

US Pat. No. 11,112,686

LIGHT SOURCE UNIT AND PROJECTOR

CASIO COMPUTER CO., LTD, ...


1. A light source unit comprising:a first light source configured to emit light in a first wavelength range; and
a wheel in which a first transmitting area is formed, the first transmitting area being configured to transmit light in the first wavelength range incident from a side facing a first surface,
wherein the first transmitting area contains a first luminescent material configured to emit first luminescent light including at least a partial wavelength range of light in the first wavelength range by light in a second wavelength range whose wavelength range differs from that of light in the first wavelength range being shined from a side facing a second surface of the wheel, the second surface being opposite to the first surface,
wherein the wheel comprises:
a second transmitting area provided circumferentially end to end with the first transmitting area and configured to transmit light in the second wavelength range; and
a luminescent light emitting area provided end to end with the first transmitting area and the second transmitting area and including a second luminescent material formed thereon, the second luminescent material being configured to emit, as second luminescent light, light in a third wavelength range that differs from light in the first wavelength range and light in the second wavelength range by being shined with light in the second wavelength range from the second surface side.

US Pat. No. 11,112,685

COLOR CONVERSION LAYER AND DISPLAY APPARATUS HAVING THE SAME

NEXDOT, Romainville (FR)...


1. A color conversion layer (4) comprising at least one light emitting material (7) comprising at least one composite particle (1) surrounded partially or totally by at least one surrounding medium (71);wherein said at least one light emitting material (7) is configured to emit a secondary light in response to an excitation and the at least one composite particle (1) comprises a plurality of nanoparticles (3) encapsulated in an inorganic material (2);
wherein said inorganic material (2) has a difference of refractive index compared to the at least one surrounding medium (71) superior or equal to 0.02 at 450 nm; and
wherein a loading charge of nanoparticles (3) in a composite particle (1) is at least 10%,
said loading charge being the mass ratio between the mass of nanoparticles comprised in a composite particle and the mass of said composite particle.

US Pat. No. 11,112,684

PROJECTION APPARATUS WITH ILLUMINATION SYSTEM HAVING PLURALITY OF LASER MODULES

Coretronic Corporation, ...


1. An illumination system, wherein the illumination system comprises a plurality of first laser source modules and a diffusion component, wherein:the plurality of first laser source modules are adapted to emit a plurality of first laser beams; and
the diffusion component is disposed on transmission paths of the plurality of first laser beams for reducing speckle phenomenon of the first laser beams, wherein the plurality of first laser beams form a plurality of light spots at a plurality of locations on the diffusion component, and the diffusion component comprises a central axis and a rotatable disk-shaped component rotating around the central axis.

US Pat. No. 11,112,683

CAMERA WITH INFRARED MODULE

MOTOROLA SOLUTIONS, INC.,...


1. A camera comprising:an optical camera housing;
a platform disposed at least partially within the optical camera housing, wherein the platform is configured to be pan-rotated about a first axis relative to the optical camera housing, wherein the platform includes a first component configured to be coupled to a camera lens, and a second component having a mount configured to be fixed to an infrared module;
a camera lens coupled to the first component of the platform, wherein the camera lens is configured to tilt relative to the platform about a second axis different from the first axis; and
an infrared module fixed to the mount.

US Pat. No. 11,112,682

COMPACT STAND FOR A TELEVISION CAMERA

OmniCam4Sky, Lda., Venda...


1. A compact stand for a television camera comprising:a fixed base with a plurality of slots peripherally provided,
a column suitable for connecting a television camera, such that the camera is rotatable around an axis of the column,
an arm suitable for fixing a seat for a television camera operator and rotatable around the axis of the column, and
a plurality of supporting legs, each being pivotable upon the fixed base, wherein each supporting leg is pivotable between:
i. a folded position, in which each supporting leg is positioned so that each supporting leg is able to be coupled to a corresponding slot, and
ii. an open position, in which each supporting leg is positioned substantially in parallel to the fixed base and thereby able to be placed on a surface.

US Pat. No. 11,112,681

LENS BARREL

Panasonic Intellectual Pr...


1. A lens barrel, comprising:an actuator configured to drive a lens back and forth along an optical axis direction; and
a lens frame that holds the lens and configured to be driven back and forth along the optical axis direction together with the lens by the actuator;
the actuator is disposed more to an outer peripheral side than an outer peripheral surface of the lens frame, and has:
two permanent magnets disposed substantially in parallel and spaced apart, with same poles facing each other;
a yoke unit that includes a center yoke portion provided between the two permanent magnets facing each other at a position in which a center of the center yoke portion is offset from a center of the two permanent magnets toward an outer peripheral side with respect to a center of an optical axis of the lens, a back yoke portion provided at a position in contact with a surface on an opposite side from facing poles of the permanent magnets, and a yoke that magnetically couples the center yoke portion and the back yoke portion; and
a coil that is wound so as to surround the center yoke portion, and a center of which is provided at a position offset from a center of the two permanent magnets to the outer peripheral side with respect to the optical axis center of the lens.

US Pat. No. 11,112,680

CAMERA AND LIGHT ADJUSTMENT MODULE

Chicony Electronics Co., ...


1. A light adjustment module for camera is applicable to a camera, the light adjustment module comprising:a light source unit comprising a plurality of light emitting elements disposed around a lens of the camera, wherein a light emitting direction of each of the light emitting elements is parallel to an image capturing direction of the lens; and
a light adjustment unit disposed above the light source unit and comprising a plurality of secondary optical elements, wherein the secondary optical elements respectively corresponds to of light emitting elements;
wherein each of the secondary optical elements comprises a light transmitting cover, each of the light emitting elements is accommodated inside the corresponding light transmitting cover; an inner wall of each of the light transmitting covers comprises a first light guiding inclined surface and a second light guiding inclined surface, and a first slope of the first light guiding inclined surface is different from a second slope of the second light guiding inclined surface; wherein a light emitted by each of the light emitting elements is deflected through the corresponding first light guiding inclined surface and the corresponding second light guiding inclined surface.

US Pat. No. 11,112,679

SYSTEM AND METHOD FOR EVENLY-SCATTERED ADAPTABLE SUBJECT LIGHTING FOR MOBILE DEVICE PHOTOGRAPHY

SMPL Inc., Austin, TX (U...


1. An apparatus for capturing digital photographs, comprising:a rear enclosure for attaching the apparatus to a fixture, the rear enclosure comprising a light source connected to the perimeter of the rear enclosure, a power source adapter for connecting a photography device to a power source, an opening for a power cord, and one or more openings for a first attachment mechanism to attach the rear enclosure to a fixture;
a faceplate for securing a photography device, the faceplate comprising an opening for displaying a portion of a photography device that is secured to the faceplate, a holder for securing the photography device to the faceplate, and a light diffusion element disposed along the outer perimeter of the faceplate, wherein the light diffusion element scatters the light emitted by the light source when the faceplate is attached to the rear enclosure; and
a locking mechanism capable of accepting a standardized mobile device lock.

US Pat. No. 11,112,678

CAMERA FOCUS ADJUSTMENT JIG AND CAMERA FOCUS ADJUSTMENT METHOD

Honda Motor Co., Ltd., T...


1. A camera focus adjustment jig fixed to an inspection device and configured to adjust a camera focus of a plurality of cameras, the inspection device includingsaid plurality of cameras, each configured to photograph an inspection target, and
a movable arm to which the cameras are fixed via a fixing part, the movable arm being configured to move the cameras to a photographing position where the inspection target is photographed,
the camera focus adjustment jig comprising:
a connection arm connected to the fixing part;
an adjusting unit provided on the connection arm and positioned, with respect to the cameras, at a position equivalent to a position of the inspection target located at the photographing position; and
a number of display parts equal to a number of cameras in the plurality of cameras, the display parts provided on a surface of the adjusting unit facing the cameras, each of the display parts corresponding to one of the cameras;
wherein:
the surface of the adjusting unit, facing the cameras, is provided with a step and the display parts are situated at different distances from the cameras via the step,
the adjusting unit is provided with a plurality of view angle frames corresponding to the number of cameras; and
each of the view angle frames is associated with one of the display parts.

US Pat. No. 11,112,677

FOCAL-PLANE SHUTTER AND IMAGING DEVICE

NIDEC COPAL CORPORATION, ...


1. A focal-plane shutter for electronic front curtain scanning, the shutter comprising:a base plate having an opening;
a first blade movable in a first direction to close the opening;
a second blade movable in a second direction to close the opening, the second direction being opposite to the first direction in which the first blade is movable;
a first urging member configured to urge the first blade in the first direction to close the opening; and
a second urging member configured to urge the second blade in the second direction to close the opening, wherein
in image capturing,
from the state in which the opening is closed by the second blade, the second blade and the first blade move while leaving a gap for light to enter the opening,
after the opening is closed by the first blade, the first blade and the second blade move while leaving a gap for light to enter the opening, and
a scanning line of the electronic front curtain scanning moves within the gap.

US Pat. No. 11,112,676

CAMERA LENS SLIDERS

Hewlett-Packard Developme...


1. A computing device comprising:a camera comprising a lens; and
a housing comprising:an opening extending through the housing, wherein the opening is to accommodate the lens;
a slider deployable from within the housing;
a shutter to selectively obscure a viewing portion of the opening; and
an element coupled to the slider that is to engage with the shutter, wherein the element is to bend to take the shape of an outer edge of the shutter, and wherein when the slider is to deploy from within the housing in a first instance, the shutter is to obscure the viewing portion, and wherein when the slider is to deploy from within the housing in a second instance subsequent to the first instance, the shutter is to expose the viewing portion.


US Pat. No. 11,112,674

CONTROLLING TRANSITIONS IN OPTICALLY SWITCHABLE DEVICES

View, Inc., Milpitas, CA...


1. A method of transitioning a group of optically switchable devices, the method comprising:(a) receiving a command to transition the group of optically switchable devices to an ending optical state, wherein the group of optically switchable devices comprises a slowest optically switchable device and a faster optically switchable device, wherein the slowest optically switchable device and the faster optically switchable device are different sizes and/or have different switching properties;
(b) transitioning the slowest optically switchable device to the ending optical state without pausing; and
(c) during (b), transitioning the faster optically switchable device to the ending optical state with one or more pauses during transition, wherein the one or more pauses have a timing and/or duration that result in approximately matching an optical state of the faster optically switchable device with an optical state of the slowest optically switchable device during (b),
wherein an initial voltage applied to the faster optically switchable device before initiating the transition is Vi, wherein a voltage applied to the faster optically switchable device after finishing the transition is Vh, wherein a total number of the one or more pauses is ntot, wherein during (c) a pre-determined voltage is applied to the faster optically switchable device, and wherein the pre-determined voltage applied to the faster optically switchable device during pause n is Vn, where Vn=Vi+n*(Vh?Vi)/(ntot+1).

US Pat. No. 11,112,673

POLARIZED WINDOW ASSEMBLY

GENTEX CORPORATION, Zeel...


1. A window assembly, comprising:an electro-optic element having an electro-optic medium switchable between clear and darkened states;
an absorptive layer positioned on a surface of the electro-optic element; and
a reflective layer disposed on the absorptive layer, wherein the reflective layer includes a reflective polarizer and the absorptive layer includes an absorptive polarizer.

US Pat. No. 11,112,672

OPTICAL DEVICE

OXFORD UNIVERSITY INNOVAT...


1. An optical device comprising a stack of the following layers:a capping layer;
a layer of light absorber material;
a reflective layer; and
a spacer layer between the reflective layer and the layer of light absorber material, wherein:
the light absorber material is a phase-change material having a complex refractive index that is settable to at least two values which confer different optical properties to the device;
one or more heating elements are provided to enable the refractive index of the phase change material to be altered by application of heat using electrical resistive heating; and
the spacer layer comprises a plurality of spacer layer sub-layers, at least two of the spacer layer sub-layers having different refractive indices relative to each other.

US Pat. No. 11,112,671

SPECTRAL AND PHASE MODULATION TUNABLE BIREFRINGENCE DEVICES


1. A liquid crystal composite tunable device for fast polarisation-independent modulation of an incident light beam comprising:(a) two supporting and functional panels, at least one of them coated with a transparent conductive electrode layer and with at least one additional layer selected from an alignment layer, antireflective coating layer, thermochromic or electrochromic layer, photoconductive or photosensitive layer; and
(b) a composite structure sandwiched between said two panels and made of a liquid crystal and porous microparticles infiltrated with said liquid crystal;
characterised in that:
(i) said porous microparticles have an average refractive index approximately equals to one of the liquid crystal principal refractive indices;
(ii) an effective refractive index of the porous microparticles matches that of the liquid crystal at one orientational state (for example, for example, parallel n?) of said liquid crystal and exhibits large mismatch at another orientational state (for example, perpendicular n?), of said liquid crystal;
(iii) a refractive index mismatch between said microparticles and said liquid crystal is tuned by applying an external electric or magnetic field, thermally or optically;
(iv) concentration of said microparticles in said composite is in the range of 0.1%- 50% for providing optimum contrast of the device upon switching it between different orientational states of the liquid crystal, when said device is used as a scattering device, and less than 0.1% for avoiding significant light scattering, when said device is used as a spectrum, phase or polarisation modulator; and
(v) said panels are made of transparent material, such as glass or transparent flexible material, and coated with a transparent conducting oxide to form said transparent conductive electrode layer, wherein said transparent conductive electrode layer is patterned into pixels, said external field is applied to each pixel separately or to a group of pixels, thereby resulting in said device being pixelated, and said each pixel is adjusted to modify polarisation, intensity or phase of an optical beam, thereby turning said device into a spatial or polarisation light modulator for improving image quality and creating polarimetric or ellipsometric images.

US Pat. No. 11,112,670

LIGHT CONTROL FILM, LIGHT CONTROL SYSTEM, AND LIGHT CONTROL MEMBER

DAI NIPPON PRINTING CO., ...


1. A light control film, comprising:a first electrode;
a second electrode; and
a liquid crystal layer that contains a liquid crystal material and a dichroic dye, and has a light transmittance varying in accordance with a potential difference between the first electrode and the second electrode,
wherein the liquid crystal layer,has a first haze value in a case where the potential difference is a first potential difference being 0 V,
has a second haze value in a case where the potential difference is a second potential difference being 10 V, and
has a third haze value higher than at least the second haze value in a case where the potential difference is a third potential difference between the first potential difference and the second potential difference.


US Pat. No. 11,112,669

ARRAY SUBSTRATE AND DISPLAY PANEL

TCL China Star Optoelectr...


1. An array substrate, comprising a display region and a non-display region;wherein the non-display region comprises a fan-out region and a bonding pad region;
the fan-out region comprises a plurality of fan-out lines, and the bonding pad region comprises a plurality of bonding pads, wherein each of the fan-out lines is one-to-one connected to one of the bonding pads;
each of the fan-out lines comprises a first metal layer, a second metal layer disposed on the first metal layer, a third metal layer disposed on the second metal layer, and a fourth metal layer disposed on the third metal layer; and
wherein materials of the first metal layer, the second metal layer, the third metal layer, and the fourth metal layer are all different.

US Pat. No. 11,112,668

ARRAY SUBSTRATE AND DISPLAY PANEL

CHONGQING HKC OPTOELECTRO...


1. An array substrate, comprising:data lines;
a display area and a peripheral area;
a multiplicity of pixel elements, formed in the display area; and
a multiplicity of alignment circuits, formed in the peripheral area, and configured to align liquid crystals in the pixel elements,
wherein the alignment circuit comprises a first bonding pad and a multiplicity of shorting bars, each of the shorting bars is electrically connected to the first bonding pad through a transition line, the shorting bar comprises a contact-hole shorting bar having a contact hole, the transition line comprises a contact-hole transition line, the contact-hole shorting bar and the contact-hole transition line are arranged at different metal layers, the contact-hole shorting bar is connected to the transition line through the contact hole, the contact-hole shorting bar comprises a first side edge and a second side edge arranged in parallel, and distances from an edge of the contact hole to the first side edge and the second side edge are greater than zero.

US Pat. No. 11,112,667

DISPLAY DEVICE

Samsung Display Co., Ltd....


1. A display device comprising:a first substrate and a second substrate facing each other;
a liquid crystal layer disposed between the first substrate and the second substrate;
a plurality of horizontal gate lines disposed on the first substrate and extending generally in a first direction;
a plurality of vertical signal lines disposed in a conductive layer that is different from the horizontal gate lines and extending in a second direction intersecting the first direction;
a contact region electrically connecting one of the horizontal gate lines to one of the vertical signal lines;
a plurality of data lines extending in the second direction; and
a plurality of pixels including transistors that are electrically connected to the horizontal gate lines and the data lines,
wherein the plurality of pixels includes a kickback pixel defined as a pixel that is affected by a kickback voltage caused by the one vertical signal line, and a normal pixel defined as a pixel that is less affected by the kickback voltage caused by the one vertical signal line than the kickback pixel, and
wherein the liquid crystal layer in the kickback pixel has a first cell gap, and the liquid crystal layer in the normal pixel has a second cell gap greater than the first cell gap.

US Pat. No. 11,112,666

ARRAY SUBSTRATE AND DISPLAY DEVICE

BOE TECHNOLOGY GROUP CO.,...


1. An array substrate, comprising:a substrate, having a display area and a periphery wiring area at outer side of the display area of the substrate;
at least one periphery wiring in the periphery wiring area;
an insulating layer on a side of the periphery wiring away from the substrate, wherein the insulating layer is provided with a plurality of grooves surrounding the display area, a portion of the insulating layer between adjacent grooves of the plurality of grooves and the grooves form a barrier wall, extension directions of the grooves intersect with the at least one periphery wiring, and the grooves and the at least one periphery wiring have overlapping areas; and
a conductive shielding layer on a side of the insulating layer away from the substrate, wherein an orthographic projection of the conductive shielding layer on the substrate covers the overlapping areas of the at least one periphery wiring and the grooves.

US Pat. No. 11,112,665

WIRING SUBSTRATE AND DISPLAY DEVICE INCLUDING WIRING SUBSTRATE

Samsung Display Co., Ltd....


1. A display device, comprising:a first base;
a metal oxide layer overlapping a face of the first base;
a semiconductor material layer spaced from the metal oxide layer; and
a conductive metal layer directly contacting the metal oxide layer and spaced from the semiconductor material layer,
wherein the metal oxide layer includes molybdenum oxide and protrudes beyond the conductive metal layer in a direction parallel to the face of the substrate,
wherein a side of the metal oxide layer is oriented at a first angle relative to the face of the first base,
wherein a side of the conductive metal layer is oriented at a second angle relative to the face of the first base, and
wherein a size of the second angle is in a range of 30° to 75°.

US Pat. No. 11,112,664

ACTIVE MATRIX SUBSTRATE AND DISPLAY APPARATUS

HKC Corporation Limited, ...


1. An active matrix substrate, comprising:a substrate;
a plurality of pixel electrodes disposed on the substrate and arranged in a matrix form, so as to form a plurality of pixels;
a plurality of first gate lines disposed between the plurality of pixel electrodes respectively, and extended in parallel to each other;
a plurality of first source lines disposed between the plurality of pixel electrodes respectively, and extended in a direction crossing the plurality of first gate lines;
a plurality of first capacitor lines disposed between the plurality of first gate lines respectively, and extended at an angle to one another;
a plurality of switch devices disposed on the plurality of pixel electrodes respectively, and electrically connected to the plurality of pixel electrodes, the plurality of first gate lines, the plurality of first capacitor lines and the plurality of first source lines, respectively;
a plurality of second source lines disposed between the plurality of pixel electrodes respectively, and extended in parallel to the plurality of first source lines;
a plurality of second gate lines disposed between the plurality of pixel electrodes respectively, and extended in parallel to the plurality of first gate lines; and
a plurality of second capacitor lines disposed adjacent to the plurality of first capacitor lines respectively, and extended at an angle to one another;
wherein the plurality of first gate lines, the plurality of first capacitor lines, the plurality of first source lines, the plurality of second gate lines, the plurality of second capacitor lines and the plurality of second source lines are isolated from each other;
wherein when one of the first gate lines is broken and one of the second gate lines adjacent to the broken first gate line is also broken and broken locations are between two of the pixel electrodes, an end and another end of the broken first gate line are conducted through a pair of source line repair sections formed by parts of the second source lines, and a capacitor line repair section formed by parts of the second capacitor lines.

US Pat. No. 11,112,663

ARRAY SUBSTRATE AND MANUFACTURING METHOD THEREOF, AND ELECTRONIC DEVICE

CHONGQING BOE OPTOELECTRO...


1. An array substrate, comprising:a base substrate having a via hole passing through the base substrate in a thickness direction of the base substrate;
a switch element at a first side of the base substrate; and
a pixel electrode at a second side of the base substrate, wherein the first side and the second side are opposite to each other in the thickness direction of the base substrate, and the pixel electrode is electrically connected with the switch element through the via hole.

US Pat. No. 11,112,662

BLACK MATRIX SUBSTRATE AND DISPLAY DEVICE

TOPPAN PRINTING CO., LTD....


1. A black matrix substrate, comprising:a transparent substrate having a first surface and a second surface opposite to the first surface;
a black dielectric layer formed on the second surface;
a first insulating layer formed on the black dielectric layer;
a first conductive layer formed on the first insulating layer and including a first conductive pattern that includes a metal layer or an alloy layer sandwiched between conductive oxide layers;
a second insulating layer formed on the first conductive pattern;
an oxide semiconductor layer formed on the second insulating layer;
a second conductive layer formed on the oxide semiconductor layer and the second insulating layer, the second conductive layer including a second conductive pattern that includes a metal layer or an alloy layer sandwiched between conductive oxide layers;
a transparent resin layer formed on the second conductive pattern;
a light-absorbing layer formed on the transparent resin layer; and
a first thin film transistor including a first gate electrode, a first source electrode, a first drain electrode, a first channel layer, and a gate insulating layer,
wherein the black dielectric layer comprises carbon and covers the first conductive pattern and the second conductive pattern in a plan view perpendicular to the first surface,
the light-absorbing layer comprises carbon and covers the first conductive pattern and the second conductive pattern in a plan view perpendicular to the second surface,
the first gate electrode is a portion of the first conductive pattern,
the first source electrode and the first drain electrode are portions of the second conductive pattern,
the first channel layer is a portion of the oxide semiconductor layer, and
the gate insulating layer is a portion of the second insulating layer.

US Pat. No. 11,112,661

METHOD FOR MANUFACTURING DISPLAY PANEL, DISPLAY PANEL, AND DISPLAY DEVICE

HKC CORPORATION LIMITED, ...


1. A display panel, comprising:a first substrate;
a second substrate, cell-assembled to the first substrate; and
a plurality of data lines and scanning lines, arranged on the first substrate, wherein
the first substrate comprises a first shading layer blocking the data lines or the scanning lines;
the second substrate comprises a second shading layer blocking the data lines or the scanning lines; and
each of the data lines and the scanning lines is blocked by at least one of the first shading layer and the second shading layer,
wherein the first shading layer is arranged to block of the data lines and the scanning lines in a one-to-one correspondence; the second shading layer is arranged to block all of the data lines and the scanning lines in a one-to-one correspondence; and
the first shading layer is arranged corresponding to the second shading layer,
the second substrate comprises a plurality of color filters, and the second shading layer is arranged between two neighboring color filters;
the first substrate comprises a plurality of pixels, the pixel comprises a pixel electrode, and the data lines and the scanning lines are arranged between two neighboring pixel electrodes; and
the second shading layer is arranged to correspondingly block the data lines or the scanning lines,
the pixel comprises a first pixel, and one of the data lines is arranged on an outer side of the first pixel;
the first pixel comprises a first pixel electrode and a first common electrode line arranged on an outer side of the first pixel electrode, and the first common electrode line and the first pixel electrode are on different layers and partially overlap each other;
the first common electrode line is arranged on a side of the data line, and a first gap is arranged between the first common electrode line and the data line; and
the first shading layer blocks the data line, the first gap, and the first common electrode line, and extends beyond an edge of the first common electrode line close to the first pixel electrode.

US Pat. No. 11,112,660

ELECTROSTATIC DISCHARGE DEVICE, LIQUID CRYSTAL DISPLAY PANEL AND DISPLAY APPARATUS

XIANYANG CAIHONG OPTOELEC...


1. An electrostatic discharge device, being applied to a liquid crystal display panel and comprising:an electrostatic concentration structure, protruded on a color film substrate of the liquid crystal display panel; and
an electrostatic discharge structure, disposed on an array substrate of the liquid crystal display panel and positionally corresponding to the electrostatic concentration structure, wherein an interval between the electrostatic discharge structure and the electrostatic concentration structure satisfies a preset interval;
wherein the electrostatic discharge structure comprises an electrostatic collection sub-structure and an electrostatic discharge sub-structure electrically connected with the electrostatic collection sub-structure.

US Pat. No. 11,112,659

ARRAY SUBSTRATE AND DISPLAY DEVICE

HEFEI XINSHENG OPTOELECTR...


1. An array substrate, comprising a display region and a wiring region, wherein the wiring region includes a plurality of sets of signal line leads, and a same set of signal line leads extends to a corresponding bonding region disposed in the wiring region;the wiring region further includes auxiliary wiring structure(s) each disposed between adjacent two sets of signal line leads;
each auxiliary wiring structure includes a peripheral closed wiring loop; the peripheral closed wiring loop includes at least one corner portion;
a shape of all of the at least one corner portion of the peripheral closed wiring loop is a curved shape;
the peripheral closed wiring loop includes at least three peripheral wires sequentially coupled; and
each auxiliary wiring structure further includes interior wires disposed inside the peripheral closed wiring loop, and the peripheral closed wiring loop is provided with at least one tip facing the interior wires.

US Pat. No. 11,112,658

METHOD OF INSTALLING ELECTRONIC COMPONENT, DISPLAY DEVICE AND DISPLAY SYSTEM

LG DISPLAY CO., LTD., Se...


1. A method of installing an electronic component, comprising:positioning the electronic component including an electronic component side line connection part at a vertical end surface of a substrate stack that includes two substrates, a line between the two substrates, and a substrate side line connection part at an end of the line, the electronic component side line connection part facing the vertical end surface, the substrate side line connection part at the end of the line being substantially coplanar with the vertical end surface of the substrate stack and the substrate side line connection part at the end of the line not extending beyond the vertical end surface of the substrate stack;
forming an auto-agglutination solder between the electronic component side line connection part and the substrate side line connection part, the auto-agglutination solder including a thermosetting resin and one or more solder particles;
positioning the auto-agglutination solder to contact the substrate side line connection part at the end of the line; and
pressurizing the electronic component side line connection part and the substrate side line connection part by heating-up the auto-agglutination solder to electrically connect the substrate side line connection part and the electronic component side line connection part to each other by the auto-agglutination solder,
wherein the line includes at least one of Al and Cu, and the substrate side line connection part includes at least one of Sn, Pb and Zn.

US Pat. No. 11,112,657

LIQUID CRYSTAL DISPLAY DEVICE


1. A liquid crystal display device, comprising:a first substrate having a first electrode;
a second substrate opposite to the first substrate and having a second electrode;
a liquid crystal layer sandwiched between the first substrate and the second substrate;
a first polarizer arranged on one side of the first substrate away from the liquid crystal layer; and
a second polarizer arranged on one side of the second substrate away from the liquid crystal layer;
wherein a chiral agent is added into liquid crystals filled in the liquid crystal layer, a pitch of the liquid crystals ranges from 8 to 60 ?m an effective optical path difference of the liquid crystals ranges from 300 to 550 nm; a thickness of the liquid crystal layer ranges from 2.5 to 4 ?m; the first electrode comprises at least one stem electrode and a plurality of branch electrodes, the stem electrode divides the plurality of branch electrodes into a first zone, a second zone adjacent to the first zone, a third zone diagonally opposite to the first zone, and a fourth zone diagonally opposite to the second zone, the branch electrodes in different zones extend from the stem electrode along different directions, and the branch electrodes in a same zone are arranged in parallel;
wherein an angle between the branch electrode in the first zone and the stem electrode and an angle between the branch electrode in the third zone and the stem electrode are ?1 and an angle between the branch electrode in the second zone and the stem electrode and an angle between the branch electrode in the fourth zone and the stem electrode are ?2; and
wherein ?1 is equal to ?2 and is 45 degrees, and an angle between a polarization axis of the second polarizer and the stem electrode is ?, when the pitch of the liquid crystals ranges from 8 to 11 ?m, ? ranges from 40 to 60 degrees; when the pitch of the liquid crystals ranges from 11 to 13.5 ?m, ? ranges from 35 to 55 degrees; when the pitch of the liquid crystals ranges from 13.5 to 16 ?m, ? ranges from 25 to 45 degrees; when the pitch of the liquid crystals ranges from 16 to 18.5 ?m, ? ranges from 20 to 40 degrees; and when the pitch of the liquid crystals ranges from 18.5 to 60 ?m, ? ranges from 15 to 35 degrees; or
wherein ?1 is not equal to ?2, and ? is zero, when the pitch of the liquid crystals ranges from 8 to 13.5 ?m, ?1 ranges from 0 to 15 degrees and ?2 ranges from 75 to 90 degrees; when the pitch of the liquid crystals ranges from 13.5 to 16 ?m, ?1 ranges from 0 to 20 degrees and ?2 ranges from 70 to 90 degrees; when the pitch of the liquid crystals ranges from 16 to 18.5 ?m, ?1 ranges from 5 to 25 degrees and ?2 ranges from 65 to 90 degrees; and when the pitch of the liquid crystals ranges from 18.5 to 60 ?m, ?1 ranges from 10 to 30 degrees and ?2 ranges from 60 to 90 degrees.

US Pat. No. 11,112,656

LIQUID CRYSTAL DRIPPING NOZZLE, LIQUID CRYSTAL DRIPPING DEVICE AND METHOD FOR DRIPPING LIQUID CRYSTAL

BOE TECHNOLOGY GROUP CO.,...


1. A liquid crystal dripping nozzle, comprising:a carrier;
a main dripping nozzle, disposed in a central region of the carrier and configured for dripping liquid crystal; and
a plurality of auxiliary dripping nozzles, disposed in a corner region of the carrier and configured for dripping liquid crystal,
wherein the plurality of auxiliary dripping nozzles are arranged around the main dripping nozzle, and
wherein the main dripping nozzle comprises a first channel each auxiliary dripping nozzle comprises a second channel, a cross-sectional area of the first channel is equal to a sum of cross-sectional areas of second channels of the plurality of auxiliary dripping nozzles.

US Pat. No. 11,112,655

METHOD FOR MANUFACTURING SPACER UNIT OF DISPLAY PANEL AND METHOD FOR MANUFACTURING THE DISPLAY PANEL

HKC Corporation Limited, ...


1. A method for manufacturing a spacer unit of a display panel, comprising:setting up a multi-tone first mask, wherein at least two exposure units are disposed on the multi-tone first mask;
forming a plurality of test spacer units through an exposure process using the first mask and recording production data;
providing a second mask for manufacturing the display panel based on the production data; and
fabricating the spacer unit of the display panel by adopting the second mask,
wherein during forming the plurality of test spacer units through the exposure process using the first mask and recording production data, the method comprises:setting up the first mask above a test spacer material;
setting one independent light source corresponding to each exposure unit, wherein the light sources are spaced from one another;
forming said test spacer units by exposing under different exposure conditions; and

recording the production data.

US Pat. No. 11,112,654

LIQUID CRYSTAL DISPLAY DEVICE

NISSAN CHEMICAL INDUSTRIE...


1. A liquid crystal display device, which comprises a first substrate and a second substrate disposed to face each other with a liquid crystal sandwiched therebetween, wherein:the first substrate is an electrode-provided substrate having a first electrode and a plurality of second electrodes overlaid on the first electrode via an insulating film, formed on a pixel region on a surface on the liquid crystal side, such that one of the first electrode and the second electrodes is a pixel electrode and the other is a counter electrode, having a first liquid crystal alignment film firmed on the surface on the liquid crystal side of the first substrate covered with the second electrodes, and the first liquid crystal alignment film is a film comprising a polyimide having liquid crystal alignment performance imparted by irradiation with polarized ultraviolet rays; and
the second substrate is a substrate having a second liquid crystal alignment film formed on a surface on the liquid crystal side, and the second liquid crystal alignment film is a film comprising a photosensitive side chain type polymer which develops liquid crystallinity dependent on temperature, wherein polymer units of a main chain structure of the second alignment film are polymer units of a polymer of poly(meth)acrylate or polysiloxane,
wherein the first liquid crystal alignment film comprises a polyimide having structural units represented by formula (1):




wherein X is at least one structure selected from the group consisting of structures of formulae (X1-1) to (X1-9), and Y is a bivalent organic group having an aromatic group:




wherein in the formula (X1-1), R1, R2, R3 and R4 are each independently a hydrogen atom, a halogen atom, a C1-6 alkyl group, a C2-6 alkenyl group, a C2-6 a alkynyl group or a phenyl group,
wherein the second liquid crystal alignment film comprises a photosensitive side chain type polymer which develops liquid crystallinity within a temperature range of from 100 to 200° C., wherein the photosensitive side chain type polymer has at least one structure represented by formulae (Z-1) to (Z-4):




wherein
A, B and D are each independently a single bond, —O—, —CHD2-, —COO—, —OCO—, —CONH— or —NH—CO—,
Y1 is a monovalent benzene ring, naphthalene ring, biphenyl ring, furan ring, pyrrole ring or C5-8 cyclic hydrocarbon, the hydrogen atom of which may be substituted by —NO2, —CN, —C?(CN)2, —C?CH—CN, a halogen atom, an alkyl group or an alkyloxy group,
X is a single bond, —COO—, —OCO—, —N?N—, —C?C— or —C?C—,
l is an integer of from 1 to 12,
m is an integer of from 0 to 2,
n is an integer of from 1 to 12,
Y2 is a bivalent benzene ring, naphthalene ring, biphenyl ring, furan ring, pyrrole ring or C5-8 cyclic hydrocarbon, the hydrogen atom of which maybe substituted by —NO2, —CN, —C?(CN)2, —C?CH—CN, a halogen atom, an alkyl group or an alkyloxy group, and
R is a hydrogen atom or a C1-6 alkyl group.

US Pat. No. 11,112,653

WIDE COLOR-GAMUT VEHICLE INFOTAINMENT DISPLAY SYSTEM WITH QUANTUM DOT ELEMENT

Harman International Indu...


1. A display device, comprising:an array of blue light-emitting diodes (LEDs) that are each configured to generate a blue output light;
a nanocrystal material that is disposed at a first position along a path of light from the array of blue LEDs to a liquid crystal module, the nanocrystal material configured to receive the blue output light,wherein at least a first portion of the nanocrystal material is configured based on one of a first shape and converts a first portion of the blue output light to a green light emission having a first peak wavelength,
wherein at least a second portion of the nanocrystal material is configured based on a second shape and converts a second portion of the blue output light to a red light emission having a second peak wavelength, wherein the second shape is different from the first shape, and
wherein at least a third portion of the nanocrystal material is configured to transmit a remainder portion of the blue output light;

a color filter assembly disposed at a second position along the path of light, wherein the second position is located along a path from the first position to the liquid crystal module, wherein the color filter assembly is configured with a first passband that is configured to match the first peak wavelength, a second passband that is configured to match the second peak wavelength, and a third passband that includes a peak wavelength of the remainder portion of the blue output light; and
the liquid crystal module, which is configured to receive the green light emission passed through the color filter assembly, the red light emission passed through the color filter assembly, and the remainder portion of the blue output light passed through the color filter assembly and generate an image that includes a portion of the green light emission, a portion of the red light emission, and a portion of the remainder portion of the blue output light,
wherein the first position at which the nanocrystal material is disposed comprises an outer surface of at least one blue LED included in the array of blue LEDs and forms an outermost surface of an LED assembly in which the at least one blue LED is disposed.

US Pat. No. 11,112,652

BACKLIGHT UNIT AND DISPLAY DEVICE INCLUDING THE SAME TECHNICAL FIELD

LG Display Co., Ltd., Se...


1. A backlight unit comprising:a substrate;
a light-emitting device on the substrate;
a lower reflector on the substrate, the lower reflector with a hole that accommodates and exposes the light-emitting device, the lower reflector having a height greater than a height of the light-emitting device and configured to reflect light emitted from the light-emitting device;
a color resin in the hole and on the light-emitting device, and having a height lower than the height of the lower reflector;
a light path modulator above the light-emitting light emitting device and on the color resin, the light path modulator having a different refractive index than a refractive index of the color resin to reflect the emitted light at a boundary of the light path modulator and the color resin towards the lower reflector;
an adhesive film on the lower reflector and the light path modulator; and
a light-modifying sheet on the adhesive film, the light-modifying sheet including a plurality of light-modifying patterns,
wherein the light path modulator overlaps with at least one of the plurality of light-modifying patterns, and
wherein the light path modulator is located within the hole and surrounded by the color resin, the lower reflector, and the adhesive film.

US Pat. No. 11,112,651

LIQUID CRYSTAL DISPLAY DEVICE

SHENZHEN CHINA STAR OPTOE...


1. A liquid crystal display device, comprising:a backlight source;
a light path modulation box, disposed on the backlight source, wherein the light path modulation box is configured to modulate backlight emitted by the backlight source such that the backlight is emitted out along a direction perpendicular to the light path modulation box, the light path modulation box comprises a first substrate, a second substrate, and a liquid crystal layer disposed between the first substrate and the second substrate, wherein the first substrate comprises a first base, a pixel electrode layer disposed on the first base, and a dielectric layer disposed on the pixel electrode layer, and the second substrate comprises a second base and a common electrode layer disposed on the second base; and
a liquid crystal display panel, disposed on the light path modulation box, wherein the backlight emitted by the backlight source enters the liquid crystal display panel through the light path modulation box, and two polarizers are disposed respectively on a surface of the light path modulation box near the liquid crystal display panel and a surface of the light path modulation box near the backlight source;
wherein the pixel electrode layer comprises a plurality of pixel electrodes disposed at intervals, a gap is defined between adjacent two of the pixel electrodes, and the dielectric layer forms a curved structure in the gap;
wherein the curved structure comprises a first portion and a second portion disposed symmetrically opposite to each other in the gap, and both the first portion and the second portion are curved and are substantially quarter-circular in shape.

US Pat. No. 11,112,650

BACKLIGHT MODULE AND DISPLAY DEVICE

BEIJING BOE DISPLAY TECHN...


1. A backlight module, comprising:a substrate;
a first circuit board and a second circuit board provided on the substrate, a gap portion is provided between the first circuit board and the second circuit board;
a blocking member for blocking the gap portion; and
an optical sheet on a side of the blocking member facing away from the substrate,
wherein the blocking member comprises a blocking portion, the optical sheet comprises a diffusion plate, a space is provided between the blocking portion and the optical sheet, an orthographic projection of the blocking portion on the substrate covers an orthographic projection of the gap portion on the substrate,
wherein the blocking portion comprises a first inclined surface inclined with respect to the first circuit board and a second inclined surface inclined with respect to the second circuit board, and the first inclined surface and the second inclined surface converge in a direction toward a light exit side to reflect light incident thereon toward the light exit side, and
wherein the backlight module further comprises: a transparent portion provided on a side of the blocking portion facing away from the substrate, the transparent portion comprises a supporting portion on a side of the transparent portion away from the blocking portion, and the supporting portion contacts the optical sheet.

US Pat. No. 11,112,649

BACKLIGHT MODULE AND DISPLAY DEVICE

TCL CHINA STAR OPTOELECTR...


1. A backlight module, comprising:a light-emitting unit;
a laser array disposed on the light-emitting unit, wherein the laser array comprises a red laser generator and a green laser generator, and the red laser generator and the green laser generator comprise an optical echo-wall mode microcavity;
a prism sheet disposed on the laser array; and
a diffusion sheet disposed on the prism sheet;
wherein the light-emitting unit is configured to emit a blue laser and irradiates the red laser generator and the green laser generator with the blue laser, the red laser generator and the green laser generator excite the red laser and the green laser, and the red laser, the blue laser, and the green laser are mixed by the prism sheet and the diffusion sheet to emit a white laser.

US Pat. No. 11,112,648

WHITE LIGHT EMITTING DEVICE AND DISPLAY DEVICE USING THE SAME

SAMSUNG ELECTRONICS CO., ...


1. A light emitting device comprising:a board;
a plurality of light sources disposed on the board, each light source of the plurality of light sources including a lens and a light emitting diode configured to emit blue light;
a light converter apart from the board and configured to emit approximately white light in response to the blue light being incident on the light converter; and
a plurality of yellow phosphor members provided on the board to surround the light emitting diode,
wherein the plurality of yellow phosphor members includes a plurality of first yellow phosphor members arranged at intervals on a circumference of a first circle surrounding the light emitting diode and a plurality of second yellow phosphor members arranged at intervals on a circumference of a second circle surrounding the light emitting diode, and
wherein each of the plurality of first yellow phosphor members is disposed inside an outermost line of the lens and spaced apart from the lens.

US Pat. No. 11,112,647

DISPLAY DEVICE, DRIVING METHOD AND ELECTRONIC APPARATUS

Xiamen Tianma Micro-Elect...


10. An electronic apparatus, comprising a display device comprising:a backlight module comprising: a substrate; and a plurality of light-emitting diodes (LEDs) disposed on the substrate, wherein the plurality of LEDs comprises red LEDs configured to emit red light, green LEDs configured to emit green light, and blue LEDs configured to emit-blue light; and
a display panel configured to display red light when the plurality of LEDs emits red light, display green light when the plurality of LEDs emits green light, and display blue light when the plurality of LEDs emits blue light,
wherein the plurality of LEDs is arranged in an array comprising rows and columns, and
wherein in each of the rows of LEDs and in each of the columns of LEDs, the red LEDs, the green LEDs and the blue LEDs are arranged in a repeated linearly aligned sequence of LEDs,
wherein a time period during which the display panel is controlled to display red light is shorter than or equal to a time period during which the backlight module is controlled to emit red light, a time period during which the display panel is controlled to display green light is shorter than or equal to a time period during which the backlight module is controlled to emit green light, and a time period during which the display panel is controlled to display blue light is shorter than or equal to a time period during which the backlight module is controlled to emit blue light,
wherein the linearly aligned sequence comprises a red LED immediately followed by one of:
A) a green LED immediately followed by a blue LED, and
B) a blue LED immediately followed by a green LED.

US Pat. No. 11,112,646

THIN BACKLIGHT MODULE AND MANUFACTURING METHOD THEREOF


1. A thin backlight module, comprising:a drive substrate;
a plurality of light emitting sources, the light emitting sources arranged in an array on the drive substrate;
a plurality of reflecting layers disposed on the drive substrate, each of the reflecting layers disposed between each two adjacent ones of the light emitting sources;
a fluorescence layer, a plurality of surface micro-structures disposed on a surface of the fluorescence layer away from the drive substrate, the surface micro-structures disposed in a one-to-one correspondence with the light emitting sources, wherein a center of each surface micro-structure is disposed corresponding to a center of a corresponding one of the light emitting sources, and an inclined surface or a curved surface is defined between the center of each surface micro-structure and the surface of the fluorescence layer;
a diffusing layer disposed on the fluorescence layer;
a top coat layer disposed on the diffusing layer; and
a plurality of particle micro-structures, each of the particle micro-structures disposed corresponding to each of the surface micro-structures, wherein each particle micro-structure and each surface micro-structure together form a guiding layer for dispersing light from a corresponding one of the light emitting sources, the guiding layer is disposed between the fluorescence layer and the diffusing layer, and the light emitting sources are disposed in the fluorescence layer and arranged corresponding to the guiding layer.

US Pat. No. 11,112,645

LIQUID CRYSTAL DISPLAY DEVICE HAVING INDIVIDUALLY DRIVEN BLOCKS IN LIGHT-BLOCKING PANEL

LG DISPLAY CO., LTD., Se...


1. A liquid crystal display device comprising:a liquid crystal panel;
an optical sheet positioned below the liquid crystal panel;
a light guide plate positioned below the optical sheet;
a selective light-blocking panel positioned below the light guide plate;
a black reflector positioned below the selective light-blocking panel, and being black and configured to absorb light that is emitted through a back surface of the light guide plate and then is transmitted through the selective light-blocking panel; and
a light emitting diode (LED) assembly positioned on a side of the light guide plate, and configured to emit the light,
wherein the selective light-blocking panel is sectioned into a plurality of blocks that are individually driven, and each block is configured to transmit the light emitted through the back surface of the light guide plate when turned on, and configured to diffuse and reflect the light emitted through the back surface of the light guide plate when turned off,
wherein a luminance of the light that is emitted towards a front of the light guide plate after being transmitted through a block that is turned on among the plurality of blocks and being reflected by the black reflector is lower than a luminance of the light that is emitted towards the front of the light guide plate after being diffused and reflected by a block that is turned off among the plurality of blocks based on the black reflector being configured to absorb the light that is transmitted through the block that is turned on,
wherein the entire black reflector includes a black material,
wherein the selective light-blocking panel includes a first substrate and a second substrate, which have a first electrode and a second electrode, respectively, and a polymer dispersed liquid crystal layer interposed between the first and second substrates,
wherein the polymer dispersed liquid crystal layer includes liquid crystal olecules which are encapsulated by a capsule and dispersed in a matrix of polymer,
wherein refractive indexes of the capsule and the liquid crystal molecules match each other, and
wherein the selectivelight-blocking panel is located apart from the light guide plate.

US Pat. No. 11,112,644

DISPLAY SCREEN AND DISPLAY DEVICE

XIAMEN TIANMA MICRO-ELECT...


1. A display screen, comprising:a display area and a non-display area, wherein the display area comprises:
a first opening area, and
the non-display area comprises:
a first non-display area and a second non-display area; the second non-display area is embedded in the first opening area;
the first non-display area surrounds the display area and the second non-display area;
the display screen further comprises:
a front sensor, a first substrate and a second substrate;
the first substrate covers the display area, the first non-display area and the second non-display area, the second substrate covers the display area, the first non-display area and the second non-display area, and the front sensor is arranged in the second non-display area,
wherein the first substrate and the second substrate allow light to pass through at respective positions corresponding to the second non-display area; and
wherein at least one cavity is formed between the first substrate and the second substrate at a position corresponding to the second non-display area, and the at least one cavity does not penetrate through the first substrate and the second substrate;
wherein the display screen further comprises a polarizer;
the polarizer is arranged on a side of the second substrate away from the first substrate, and a through hole is formed in the polarizer at a position corresponding to the second non-display area;
the first substrate is an array substrate;
the display screen further comprises:
packaging glass arranged on a side of the polarizer away from the second substrate,
wherein packaging glass and the polarizer are adhered together by using a first optical adhesive; and
the through hole is filled with a second optical adhesive contacting the second substrate and the first optical adhesive;
wherein the second non-display area comprises a frame sealant area surrounding an inner edge of the second non-display area, and the first substrate and the second substrate are sealed together by using a frame sealant in the frame sealant area; and
wherein the frame sealant area is provided with an opening on a side facing the display area, and the opening is configured for injecting liquid crystal into a space, corresponding to the second non-display area, between the first substrate and the second substrate.

US Pat. No. 11,112,643

METHOD FOR MANUFACTURING ELECTRO-OPTICAL DEVICE, ELECTRO-OPTICAL DEVICE, AND ELECTRONIC APPARATUS

SEIKO EPSON CORPORATION, ...


1. An electro-optical device, comprising:a first substrate in which a pixel electrode is provided;
a second substrate in which a common electrode is provided; and
an electro-optical layer disposed between the pixel electrode and the common electrode, and having optical characteristics varying in accordance with an electric field, wherein
the first substrate or the second substrate includes
a base member including a plurality of layers of which etching rates under a same etching condition differ from one another, the base member having light-transmissivity and provided with a concave portion corresponding to the pixel electrode, the concave portion passing through a part of the plurality of layers, and
a lens layer disposed to fill inner sides of the concave portion and having a refractive index different from that of the base member, wherein the electro-optical device further comprises:
a transistor corresponding to the pixel electrode,
wherein the base member is disposed in a layer between the transistor and the pixel electrode,
a layer closest to the transistor among the plurality of layers is thicker than other layers.

US Pat. No. 11,112,642

METHOD OF DEFINING AN OPTICAL FILTER ELEMENT AND OPTICAL DEVICE COMPRISING A FILTER STRUCTURE

Cambridge Enterprise Limi...


1. An optical device having a plurality of coloured pixels, each said pixel comprising a filter structure, the filter structure comprising:a first metallic layer;
a dielectric layer over said first metallic layer; and
a second metallic layer over said dielectric layer;
wherein said second metallic layer comprises a nanostructured metallic layer having a lateral structure with features having at least one characteristic lateral dimension equal to or less than 1 ?m, and wherein said second metallic layer is structured to couple light incident on said second metallic layer into at least two simultaneously present absorption mode peaks of the filter structure, one to either side of a target wavelength, such that said filter structure appears coloured at said target wavelength in reflected or transmitted light, the optical device further comprising a controllable polarizer in an optical path through the filter structure, wherein the controllable polarizer is configured to select an optical response of the pixel, wherein said selection of the optical response comprises controlling a colour of the pixel; and
wherein a dominant mode of a first of said absorption mode peaks comprises a surface plasmon mode, and wherein a dominant mode of a second of said absorption mode peaks comprises a simultaneously present guided mode.

US Pat. No. 11,112,641

DISPLAY PANEL

HANNSTAR DISPLAY CORPORAT...


1. A display panel having a display region and a peripheral region, comprising:a plurality of pixel units, comprising:an inner pixel unit disposed in the display region, and the inner pixel unit comprising three inner sub-pixel units;
a first peripheral pixel unit disposed in both the display region and the peripheral region, and the first peripheral pixel unit comprising three first peripheral sub-pixel units, wherein when viewed along a top view direction of the display panel, a size of the first peripheral pixel unit is the same as a size of the inner pixel unit, and sizes of the first peripheral sub-pixel units are the same as each other; and
a dummy pixel unit completely disposed in the peripheral region, the first peripheral pixel unit being disposed between the inner pixel unit and the dummy pixel unit in a pixel row, and the dummy pixel unit comprising three dummy sub-pixel units; and

a shielding layer, at least a part of the shielding layer being disposed in the peripheral region, wherein when viewed along the top view direction of the display panel, an area of the first peripheral pixel unit is partially covered by the at least a part of the shielding layer, and an area of the dummy pixel unit is completely covered by the at least a part of the shielding layer;
wherein a shape of the display region is non-rectangular, and a structure of the first peripheral pixel unit is different from a structure of the inner pixel unit, and
wherein each of the inner sub-pixel units and the first peripheral sub-pixel units comprises a first electrode, a liquid crystal layer and a second electrode disposed between the first electrode and the liquid crystal layer, each of the second electrodes has at least one slit, a width of a shortest side of the slit of each of the inner sub-pixel units is greater than a width of a shortest side of the slit of each of the first peripheral sub-pixel units, and the widths of the shortest sides of the slits of the first peripheral sub-pixel units are the same as each other.

US Pat. No. 11,112,640

OPTICAL MEMBER

NITTO DENKO CORPORATION, ...


1. An optical member, comprising:a first member having a function of converting direction of light; and
a second member laminated on the first member via an adhesion layer,
wherein the adhesion layer has void portions, and non-contact portions are defined at an interface between the adhesion layer and at least one of the first member and the second member, and
wherein the adhesion layer is brought into contact with each of the first member and the second member in four corner portions of the optical member in plan view.

US Pat. No. 11,112,639

METHOD FOR SENSING BIOMETRIC OBJECT

MACROBLOCK, INC., Hsinch...


1. A method for sensing a biometric object using an electronic device, the electronic device including a liquid crystal display (LCD) and an optical sensing unit disposed under the LCD, the LCD including a display surface having a sensing region for the biometric object, and a color filter unit, a liquid crystal layer containing a plurality of liquid crystal molecules, and a backlight unit sequentially disposed under the display surface in such order, the method comprising steps of:(a) emitting a sensing light from the backlight unit upon the biometric object contacting the sensing region on the display surface, and allowing the sensing light to pass through the color filter unit and then reach and be reflected by the biometric object to return as a reflected light; and
(b) controlling arrangement of the liquid crystal molecules located in a first region of the liquid crystal layer to define a first light path, the first region being underneath the sensing region of the display surface and corresponding in position to the color filter unit, and allowing the reflected light having predetermined wavelengths to pass through the color filter unit and the first light path to reach and be detected by the optical sensing unit.

US Pat. No. 11,112,638

PANEL AND METHOD FOR MANUFACTURING PANEL WITH MINIMAL BORDER AREA

HON HAI PRECISION INDUSTR...


9. A method for manufacturing panel, comprising:providing a mother substrate which is larger than the panel, the mother substrate comprising a first surface and a second surface opposite to the first surface; defining a functional area and a peripheral area on the mother substrate, the peripheral area surrounding the functional area; forming a functional layer on the functional area; placing a plurality of functioning units on the functional area; connecting a plurality of in-panel wires to the functional area to provide signal transmission paths; defining a connecting area and a to-be-cut area on the peripheral area, the connecting area being between the functional area and the to-be-cut area;
forming a flexible film to cover the first surface;
removing a portion of the flexible film located on the first surface in the functional area;
coating a conductive film on a surface of the flexible film away from the mother substrate, and then patterning the conductive film to form a plurality of conductive wires;
removing the to-be-cut area of the mother substrate and making a part of the flexible film corresponding to the to-be-cut area to be a free portion, wherein the free portion extends over the mother substrate;
forming a support layer at an end of the flexible film away from the functional area on a surface of the flexible film close to the first surface, wherein a hardness of the support layer is greater than a hardness of the flexible film; wherein the support layer is between the mother substrate and the flexible film;
bonding a chip to the flexible film formed with the conductive wires and coupling the chip to the in-panel wires via the conductive wires; wherein projections of the chip and the support layer on the flexible film are overlapped;
wrapping the free portion around side surfaces of the mother substrate so the free portion extends over the second surface of the mother substrate.

US Pat. No. 11,112,637

LIQUID CRYSTAL DISPLAY DEVICE

LG Display Co., Ltd., Se...


1. A liquid crystal display device comprising:a liquid crystal panel in which a display region in which a plurality of touch blocks are arranged and a non-display region around the display region are defined, wherein the liquid crystal panel includes a first substrate and a second substrate facing each other and a polarizer attached to an outer surface of the first substrate, and a touch electrode is provided in each of the plurality of touch blocks;
a cover window attached to an outer surface of the polarizer through an adhesive layer,
wherein the cover window has a size greater than that of the display region and smaller than that of the first substrate,
wherein the polarizer has a size greater than that of the cover window,
wherein an edge of the polarizer is positioned outside of an edge of the cover window and is disposed between the edge of the cover window and an edge of the first substrate, and
wherein an edge of the adhesive layer is disposed between the edge of the cover window and the edge of the polarizer along a horizontal direction parallel to the outer surface of the first substrate or the edge of the cover window is disposed between the edge of the adhesive layer and the edge of the polarizer along the horizontal direction.

US Pat. No. 11,112,636

DISPLAY DEVICE

Innolux Corporation, Mia...


1. A display device comprising:a liquid crystal display comprising a peripheral region;
a plurality of light-emitting diode boards disposed adjacent to the liquid crystal display, and overlapping the peripheral region of the liquid crystal display in a normal direction of the display device, at least one of the plurality of light-emitting diode boards comprising:a carrier having a first surface and a second surface, wherein the second surface is opposite to the first surface, and the second surface is located between the first surface and the liquid crystal display;
a plurality of light-emitting diodes disposed on the first surface; and
a plurality of connecting pads disposed on the second surface and electrically connected to the plurality of light-emitting diodes;

a system board located below the liquid crystal display and electrically connected to the liquid crystal display; and
a flexible circuit board disposed on the second surface of the carrier, wherein the flexible circuit board and the carrier are located respectively on two opposite sides of the plurality of connecting pads, and the system board is electrically connected to the plurality of connecting pads through the flexible circuit board.

US Pat. No. 11,112,635

DISPLAY APPARATUS

SAMSUNG ELECTRONICS CO., ...


1. A display apparatus comprising:a display unit, and
a stand supporting the display unit,
wherein the stand includesa leg,
a neck configured to be coupled to the leg to be extending upward from the leg, the neck comprising a first end attached to the display unit, a second end attached to the leg, and a wire receiving groove provided on an outside of the neck and extending longitudinally along the neck toward the leg and the display unit to receive a wire,
neck covers to accommodate the neck in between, the neck covers covering the neck including the wire receiving groove, and comprising a front cover and a rear cover coupled together to cover the neck,
wherein the front cover includes a first wire passing portion provided in a center of an upper end of the front cover to allow passing of the wire,
wherein the rear cover includes a second wire passing portion provided on a lower rear side of the rear cover to allow passing of the wire, and
wherein the wire receiving groove includes a first portion extending in a lengthwise direction along the back of the neck, and a second portion extending obliquely with respect to the first portion, the second portion extending from a rear surface of the neck to a side surface or a front surface of the neck, the first and second portions of the wire receiving groove being continuous with each other so that the wire extends in the first and second portions of the wire receiving groove.


US Pat. No. 11,112,634

SUBSTRATE AND DISPLAY DEVICE

TCL CHINA STAR OPTOELECTR...


1. A substrate, comprising:a glass substrate;
a gate insulation layer disposed on a surface of the glass substrate;
a functional layer disposed on a surface of the gate insulation layer away from the glass substrate;
an alignment layer disposed on a side of the functional layer away from the gate insulation layer; and
an insertion layer disposed between the functional layer and the alignment layer, wherein the insertion layer is a composite film layer which is made up of multiple layers of material;
wherein a refractive index of the functional layer is n3, a refractive index of the alignment layer is n5, a refractive index of the insertion layer is n4, and n3>n4>n5.

US Pat. No. 11,112,633

DISPLAY APPARATUS AND METHOD FOR ASSEMBLING THE SAME

ALPINE ELECTRONICS, INC.,...


1. A display apparatus comprising:a display cell;
a cover panel that is light-transmissive and that covers at least a portion of the display cell that faces in a forward direction, which is a displaying direction of the display cell; and
a reinforcement member that is frame-shaped and has a rigidity higher than a rigidity of the cover panel, the reinforcement member being fixed to a rear surface of the cover panel that faces in a rearward direction,
wherein:
the display cell is fixed to the rear surface of the cover panel in a region surrounded by the reinforcement member, and the display cell is not supported by the reinforcement member;
the cover panel includes a bent portion or a curved portion separating a first flat portion and a second flat portion of the cover panel, and the reinforcement member is fixed to the rear surface of the cover panel at either of the bent portion and a portion near the bent portion, or either of at least a portion of the curved portion and a portion near the curved portion;
the reinforcement member includes a partition portion that partitions an inner space of the frame-shaped reinforcement member, and at least a portion of the partition portion is fixed to the rear surface of the cover panel; and
the display cell comprises a first display cell and a second display cell, the first display cell is fixed to a rear surface of the first flat portion, and the second display cell is fixed to a rear surface of the second flat portion.

US Pat. No. 11,112,632

BACKLIGHT DEVICE AND DISPLAY DEVICE

Japan Display Inc., Toky...


1. A backlight device comprising:a frame formed of a sheet material and comprising at least four bars;
a first adhesive layer provided on one surface of the bars;
a reflective sheet attached to the frame with the first adhesive layer;
a second adhesive layer is provided on another surface opposed to the one surface of the bars;
an optical member including a lightguide plate disposed on the reflective sheet in the frame; and
a light source disposed in the frame and configured to emit light to the optical member,
wherein
a thickness of the second adhesive layer provided on three successive bars of the frame along three sides of the lightguide plate is greater than a thickness of the first adhesive layer provided on the four bars of the frame;
in at least a part of the frame,
a width of the frame, a width of the second adhesive, and a width of the first adhesive layer are equal to one another, and
at least an internal surface of the frame, an internal surface of the second adhesive layer, and an internal surface of the first adhesive layer are flush with one another.

US Pat. No. 11,112,631

LIQUID CRYSTAL DISPLAY

LG DISPLAY CO., LTD., Se...


1. A liquid crystal display, comprising:a guide panel configured to guide a position of a liquid crystal display panel and a backlight unit;
a cover bottom; and
a rear cover,
wherein the guide panel includes:a panel supporter extended in a first direction, the panel supporter including a second groove formed by depressing a portion of an inner surface of the panel supporter in a second direction intersecting the first direction; and
an extension extended from the panel supporter in the second direction, the extension including a first groove formed by depressing a portion of an inner surface of the extension in the first direction,

wherein the cover bottom includes:a horizontal portion extended in the first direction; and
a vertical portion extended from the horizontal portion in the second direction, one end of the vertical portion being inserted into the second groove,

wherein the rear cover includes:a body covering a back surface of the horizontal portion of the cover bottom; and
a hook protruding from the body in the first direction and inserted into the first groove,

wherein the backlight unit includes a light source and a light guide plate,
wherein the horizontal portion of the cover bottom is disposed to face an entire back surface of the backlight unit and cover the entire back surface of the backlight unit,
wherein one end of the extension protrudes in a rearward direction beyond the back surface of the horizontal portion of the cover bottom, and
wherein at least a portion of the first groove is disposed between a reference line extended from the back surface of the horizontal portion of the cover bottom in the first direction and a protruding end of the extension.

US Pat. No. 11,112,630

DISPLAY PANEL PROTECTIVE GLASS AND PREPARATION METHOD THEREOF, DISPLAY PANEL AND DISPLAY DEVICE

BOE Technology Group Co.,...


1. A display panel protective glass, comprising:a glass substrate;
a white photoresist layer on the glass substrate, the white photoresist layer being arranged along a bezel region of the glass substrate;
an isolation layer on the white photoresist layer;
a black matrix layer on the isolation layer, the black matrix layer being arranged along the bezel region of the glass substrate;
wherein the isolation layer is a whole layer structure covering a whole of the glass substrate.

US Pat. No. 11,112,629

DISPLAY APPARATUS HAVING A DURABLE FLEXIBLE CIRCUIT BOARD ARRANGEMENT

SAMSUNG DISPLAY CO., LTD....


34. A display apparatus, comprising:a display panel configured to display an image;
a first mold disposed under the display panel and comprising a plurality of sidewall portions, wherein the display panel is seated on the first mold;
at least one flexible circuit board which is connected to the display panel and of which a portion is bent downward to at least partially surround one of the plurality of sidewall portions; and
a second mold disposed outside of the first mold and coupled to the first mold with the flexible circuit board interposed therebetween,
wherein the second mold comprises:
a first surface facing an outer side surface of the one of the plurality of sidewall portions and being parallel to the outer side surface; and
a second surface having a round shape which is outwardly convex.