US Pat. No. 10,969,826

TRANSPARENT MEMBER HAVING FINE UNEVEN PORTIONS AND APPLIED TO PORTABLE DEVICE

1. A transparent member having fine uneven portions and applied to a portable device, the transparent member comprising:an anti-scattering film; and
a laminated sheet laminated to the anti-scattering film,
wherein the fine uneven portions are arranged on a surface of each of an edge and a central portion of the anti-scattering film and allow the anti-scattering film to become translucent by giving roughness to the surface via bends,
the laminated sheet includes a transparent substrate and an attachment layer,
the attachment layer penetrates in a space between the fine uneven portions and allows the anti-scattering film to be changed from a translucent state to a transparent state, and
a print layer is formed on fine uneven portions in the edge.

US Pat. No. 10,969,825

MAGNETIC MEMBERS OF DOCKING DEVICES

Hewlett-Packard Developme...

1. A system comprising a docking device and a computing device, wherein the docking device comprises:a mounting device to align with a mating cavity of the computing device;
a locking blade that extends from the mounting device into a slot in the mating cavity of the computing device; and
a first magnetic member disposed within the mounting device, wherein the first magnetic member is to initiate extension and retraction of the locking blade from the mounting device into and out of the slot in the mating cavity.

US Pat. No. 10,969,824

DEVICE WITH A ROTATABLE DISPLAY

Microsoft Technology Lice...

1. A device, comprising:a base assembly that includes a processor and is configured to define a lower axis of rotation;
a display assembly including a display that is driven by the processor and configured to rotate around an upper axis of rotation; and,
an arm assembly extending from the base assembly at the lower axis of rotation to the display assembly at the upper axis of rotation, the arm assembly comprising a five bar linkage comprising:
a hollow arm configured to operate as a first elongate link of the five bar linkage,
an upper link configured to operate as a second link of the five bar linkage,
a lower link configured to operate as a third link of the five bar linkage,
a pair of redundant elongated links configured to operate as a fourth elongate link and a fifth elongate link of the five bar linkage, the pair of redundant elongated links being contained within the hollow arm, having lower ends and upper ends, extending between the lower link and the upper link, and including biasing elements that adjust lengths of the pair of redundant elongated links such that the pair of redundant elongated links are under stretching tension that biases the lower ends and the upper ends towards each other.

US Pat. No. 10,969,823

METHODS AND DEVICES FOR COUNTING A SERVICE DURATION FOR A SPREAD CLOCK SIGNAL AND DETERMINING OR GENERATING AN ACTUAL TIME DURATION

Continental Automotive Fr...

1. A method for compensating modulation between service measurement durations and actual durations of time, which comprises a method for determining an actual service duration (tgr) on a clock signal in an electronic circuit comprising periodic clock transitions in the electronic circuit and determining an actual duration (tmr) of time measurement as a function of the service duration, the clock signal having undergone spectrum spreading according to a periodic variation algorithm causing a frequency modulation of the clock transitions of said signal and creating a difference between actual duration and service duration, the method comprising:counting, during successive time increments, at least a service time for starting (t_d_s) and a service time for stopping (t_a_s);
determining, on the basis of these service times for starting and for stopping, the actual times for starting and for stopping (t_d, t_a) serving for the calculation of the actual duration of measurement as a function of the parameters of the variation algorithm;
compiling a table giving the actual duration as a function of the service duration and a chart giving the differences rounded to a multiple of a clock period for a clock modulation as a function of a rank in a succession of pulses, in which the compensation is done as a function of an actual duration and a service duration (tgs) according to preceding clock pulses;
determining, on the basis of the chart giving the differences rounded to a multiple of the clock period for a clock modulation as a function of a rank in a succession of pulses, pulse ranks from which a shift, respectively positive or negative, of a clock period is observed with respect to the directly preceding rank with formation of a first group of numbers of pulse rank associated with a decrease in a dynamic bias and of a second group of numbers of pulse rank associated with an increase in the dynamic bias;
allocating of a rank for a pulse at a given instant in a succession of pulses of a clock signal;
comparing the allocated rank with the rank numbers, of the first and second groups and determination of whether the allocated rank belongs to the first or to the second group or to neither of the two groups;
updating, for each pulse, a dynamic bias equal to an error between the actual duration and the service duration, this dynamic bias decreasing, increasing or remaining stable as a function of the membership in the first, in the second or in neither of the groups;
in parallel with these steps, counting of the service duration with determination of a corresponding actual duration and of a second error between actual duration and service duration thus counted;
comparing the error and the second error; and
emitting an event indicator subsequent to a comparison giving equality between the first error and the second error.

US Pat. No. 10,969,822

REDUCING TIME OF DAY LATENCY VARIATION IN A MULTI PROCESSOR SYSTEM

International Business Ma...

1. A processor that executes instructions, the processor comprising:a first communication link that comprises a first transmitter, a first receiver, and a first time of day (TOD) delay register;
a second communication link that comprises a second transmitter, a second receiver, and a second TOD delay register; and
a TOD synchronizer that sends a latency measure message at the same time on the first and second communication links to a second processor, and receives a response from the second processor on one of the first and second communication links, wherein the response comprises differential latency between the first and second communication links as detected by the second processor and delay in processing the latency measure message in the second processor, wherein the TOD synchronizer stores values in the first TOD delay register and the second TOD delay register that are different by the differential latency between the first and second communication links, and when a first TOD message needs to be sent on the first communication link, the TOD synchronizer loads a first counter with a first value read from the first TOD delay register, decrements the first counter until the first TOD message is ready to be sent, and includes a value of the first counter as a first receiver delay value in the first TOD message, and when a second TOD message needs to be sent on the second communication link, the TOD synchronizer loads a second counter with a second value read from the second TOD delay register, decrements the second counter until the second TOD message is ready to be sent, and includes a value of the second counter as a second receiver delay value in the second TOD message.

US Pat. No. 10,969,821

LATENCY SYNCHRONIZATION ACROSS CLOCK DOMAINS

XILINX, INC., San Jose, ...

1. A method for tracking delay in signals, the method comprising:at a first time, receiving a common timing reference signal (SysRef) at a transmitter on a first clock domain, and inputting, in response to the SysRef and a clock signal of the transmitter, a latency marker into a first-in first-out data structure (FIFO) coupling the first clock domain to a second clock domain;
at a second time, receiving the SysRef at a receiver on a second clock domain, and starting a counter at the second clock domain in response to the SysRef and a clock signal of the receiver, wherein the first clock domain differs from the second clock domain;
at a third time, receiving the latency marker from the FIFO at the second clock domain and stopping the counter at a final count; and
determining a FIFO latency based on the final count and on a difference between the second time and the first time.

US Pat. No. 10,969,820

METHODS FOR OPTIMIZING CIRCUIT PERFORMANCE VIA CONFIGURABLE CLOCK SKEWS

Altera Corporation, San ...

1. An integrated circuit device comprising:a first clock driver circuit that drives a first clock signal through a first clock distribution network, wherein the first clock distribution network is configurable to supply the first clock signal to at least a first region that comprises a plurality of configurable logic blocks;
a second clock driver circuit that drives a second clock signal through a second clock distribution network at least partially overlapping the first clock distribution network, wherein the second clock distribution network is configurable to supply the second clock signal to at least the first region, and wherein the first clock signal has a different clock delay in relation to the second clock signal to enable time borrowing using the different clock delay; and
a clock source that provides clock signals to the first clock driver circuit and the second clock driver circuit.

US Pat. No. 10,969,819

SECURITY CONTROL AND METHOD FOR OPERATING A SECURITY CONTROL

WAGO Verwaltungsgesellsch...

1. A control device, comprising:a first controller comprising a first processor having a first clock generator for generating a first clock signal;
a separate second controller comprising a second processor having a second clock generator for generating a second clock signal,
wherein the first clock signal is output to a first input of the first controller and to a first input of the second controller, the first clock signal triggering an interrupt in the first controller and the second controller, and
wherein the second clock signal is output to a second input of the first controller and to a second input of the second controller.

US Pat. No. 10,969,818

ROTATIONAL RESISTANCE APPARATUS AND OPERATION APPARATUS

CANON KABUSHIKI KAISHA, ...

1. A rotational resistance apparatus comprising:a shaft member that includes a first shaft and a second shaft having a diameter larger than a diameter of the first shaft and that has magnetism;
a bobbin that is arranged on an outer periphery of the first shaft and that does not have magnetism;
a coil that is wound around the bobbin;
a case member having magnetism that covers the bobbin, the coil, and the second shaft;
a slide bearing that rotatably receives the first shaft through a first gap and that does not have magnetism; and
a magnetic viscous fluid that is arranged between the second shaft and the case member,
wherein the first gap is smaller than a second gap between the case member and the first shaft.

US Pat. No. 10,969,817

FOOT PEDAL APPARATUS FOR USE WITH A WORKSTATION CONTROLLING A ROBOTIC SURGERY SYSTEM

Titan Medical Inc., Toro...

1. A foot pedal apparatus for use with a workstation located on a floor surface and operated by a seated user in controlling a robotic surgery system, the apparatus comprising:first side mount comprising a first track and a second side mount comprising a second track, the first and second side mounts configured to be attached to a base of the workstation, and the first and second tracks configured to permit forward and backward movement of the first and second side mounts, the first side mount comprising a fastener;
a platform comprising a first side and a second side opposite the first side, the first side of the platform mounted on a rod extending between the first and second side mounts, the platform configured to pivot on the rod between a first position in which the platform is lowered toward the floor surface to permit a user to engage first and second pedals and a second position in which at least the second side of the platform is raised away from the floor surface to permit transport of the workstation, the platform comprising a side surface with an opening configured to receive the fastener of the first side mount to retain the platform in the second position;
the first pedal mounted on the platform and including an upwardly disposed actuation surface; and
the second pedal including:
a top surface including an upwardly disposed actuation surface, and
a bottom surface at least partially mounted to the platform at a location vertically elevated with respect to the first pedal, a proximate portion of the bottom surface of the second pedal positioned above and overlapping a distal portion of the upwardly disposed actuation surface of the first pedal such that the first and second pedals have a mounted depth in a direction away from the user that is less than a sum of the respective individual depths of the first and second pedals.

US Pat. No. 10,969,816

BIAS GENERATION AND DISTRIBUTION FOR A LARGE ARRAY OF SENSORS

QUALCOMM Incorporated, S...

1. A bias generation circuit, comprising:a main bias voltage generator coupled to a bandgap reference and configured to generate a first bias voltage at a first terminal and a second bias voltage at a second terminal through a mirrored current, a main NMOS transistor, a main resistor, and a main PMOS transistor serially coupled, wherein the first bias voltage is higher than the second bias voltage; and
an array of local bias replicas each coupled to the first terminal and the second terminal and is configured to generate a local bias current through a local NMOS transistor, a local resistor, and local PMOS transistor serially coupled wherein the first terminal couples to a gate of the main NMOS transistor and a gate of the local NMOS transistor, the second terminal couples to a gate of the main PMOS transistor and a gate of the local PMOS transistor, and wherein a drain of the main PMOS transistor couples to a main ground and a drain of the local PMOS transistor couples to a local ground, wherein a voltage level of the local ground is different from a voltage level of the main ground.

US Pat. No. 10,969,815

CONSTANT CURRENT CIRCUIT

ABLIC INC., Chiba (JP)

1. A constant current circuit comprising:a constant current generation circuit including:
a resistor connected to a ground terminal;
a first current mirror circuit connected to the ground terminal and the resistor, the first current mirror circuit containing a plurality of transistors; and
a second current mirror circuit connected between a power supply terminal supplying a power supply voltage and the first current mirror circuit; and
a start-up detection circuit configured to detect start-up of the constant current generation circuit, and transmit a detection signal;
a clamp circuit configured to apply a start-up voltage to the constant current generation circuit, the start-up voltage being a voltage close to the gate voltages of the plurality of transistors in the first current mirror circuit in a state where the constant current generation circuit operates, the start-up voltage being higher than the gate voltages of the plurality of transistors; and
a power supply start-up detection circuit configured to detect whether the power supply voltage is applied to the power supply terminal, start up the clamp circuit by detecting the power supply voltage applied to the power supply terminal, receive the detection signal from the start-up detection circuit, and stop the clamp circuit by receiving the detection signal;
wherein the start-up detection circuit is configured by a constant current inverter,
wherein the constant current inverter contains an output terminal, and
wherein the power supply start-up detection circuit includes a logic circuit configured to receive the detection signal from the constant current inverter, a capacitor provided between the power supply terminal and the output terminal, and a current mirror circuit configured to allow a through-current to flow into the capacitor, the through-current being generated when the logic circuit inverts an output signal.

US Pat. No. 10,969,814

BANDGAP REFERENCE VOLTAGE FAILURE DETECTION

TEXAS INSTRUMENTS INCORPO...

1. A method comprising:producing a reference voltage from a source of power within a first device;
forming a first value of the reference voltage at a first time;
forming a second value of the reference voltage at a second time;
comparing the second value to the first value;
resetting the first device when the second value is less than the first value by a threshold value; and
performing a pending operation using a second device during the resetting of the device.

US Pat. No. 10,969,813

MAXIMUM POWER DETECTION FOR POWERED DEVICES

Arista Networks, Inc., S...

1. A method comprising:determining, using a processing device in a powered device, a length of a cable connecting the powered device to a power supply equipment based, at least in part, on a resistance of the cable;
determining, using the processing device in the powered device, a power drop along the length of the cable based, at least in part, on the length of the cable;
determining, using the processing device in the powered device, maximum power available (Pavail) to the powered device from the power supply equipment based at least in part on the power drop along the length of the cable by subtracting the power drop along the length of the cable from a power output of the power supply equipment; and
performing, by the powered device, operations at a power substantially equal to Pavail, including receiving power on the cable substantially equal to Pavail from the power supply equipment.

US Pat. No. 10,969,812

POWER MANAGEMENT IN A COMPLEX INTEGRATED CIRCUIT

Amazon Technologies, Inc....

1. An integrated circuit device comprising:a plurality of power consuming cores;
a plurality of sets of power gates, wherein each set of power gates is configured to provide one or more power paths to provide power to a corresponding power consuming core; and
a control circuit that, in response to one of the plurality of power consuming cores being turned on or off, switches the set of power gates allocated to that power consuming core in a sequence of switching events during an activation period, the sequence of switching events varying a number of power gates being switched or varying a time interval between switching events,
wherein the sequence of switching events is based on a monitoring result, the monitoring result being based on monitoring an electrical parameter of at least one of the plurality of power consuming cores of the integrated circuit device during a previous activation period.

US Pat. No. 10,969,811

STABILIZED DISCHARGE POWER SUPPLY FOR HALL-EFFECT THRUSTERS

PIPL LIMITED, Nicosia (C...

1. A discharge power supply (DPS) for providing a stabilized discharge power to a Hall-effect thruster, the DPS comprising:a first sensor circuit configured to sense, based on a discharge power, a voltage sense signal;
a second sensor circuit configured to sense, based on the discharge power, a current sense signal;
a multiplying circuit configured to multiply the voltage sense signal and the current sense signal to generate a feedback signal;
a control logic circuit configured to receive control signals and generate further control signals;
an impulse generation circuit configured to generate, based on the further control signals and the feedback signal, control impulses;
a transistor bridge, configured to produce, using the control impulses and a power source, electrical impulses; and
an output circuit configured to modify the electrical impulses to generate the stabilized discharge power.

US Pat. No. 10,969,810

VOLTAGE REGULATOR WITH VIRTUAL ZERO QUIESCENT CURRENT

Dialog Semiconductor (UK)...

1. A voltage regulator comprisinga pass device coupled to an input node at an input voltage; and
a regulator circuit configured to control the pass device to provide a regulated output voltage at an output node based on the input voltage;
wherein components of the regulator circuit are arranged and operated between the input node and the output node; and wherein the voltage regulator is configured to allow a load of the voltage regulator to be arranged between the output node and a reference node at a reference voltage, wherein the reference voltage differs from the output voltage; wherein the components of the regulator circuit are arranged and operated between the input node and the output node such that a quiescent current of the components of the regulator circuit flows from the input node through the components of the regulator circuit through the load, in case the load is arranged between the output node and the reference node; wherein
the voltage regulator comprises an auxiliary load arranged between the output node and the reference node; and
the auxiliary load is configured to sink, in case a load current through the load is smaller than the quiescent current, a current from the input node through the components of the regulator circuit through the auxiliary load to the reference node.

US Pat. No. 10,969,809

DUAL INPUT LDO VOLTAGE REGULATOR

Microchip Technology Inco...

1. A low dropout (LDO) voltage regulator, comprising:a first voltage input;
a second voltage input;
a regulated voltage output;
a first blocking diode;
a second blocking diode; and
circuitry configured to:
block leakage to the first voltage input with the first blocking diode when the first voltage input is less than the regulated voltage output; and
provide the regulated voltage output from the first voltage input and the second voltage input;
wherein the first blocking diode and the second blocking diode are implemented with active diodes.

US Pat. No. 10,969,808

ON-TIME TIMER CIRCUIT WITH EXTERNAL CLOCK FOR SWITCHING CONVERTER CONTROL

Texas Instruments Incorpo...

1. An electrical system, comprising:a battery configured to provide an input supply voltage;
a switching converter coupled to the battery, the switching converter includes a power switch;
a load coupled to an output of the switching converter;
a control circuit coupled to the power switch, the control circuit including:
a switch driver circuit coupled to the power switch;
a summing comparator circuit configured to output a first control signal that indicates when to turn the power switch on; and
an on-time timer circuit configured to output a second control signal separate from the first control signal, the second control signal is based on a latched external clock signal, the on-time timer circuit including a delay circuit, and the latch includes a D flip flop having:
a data input node;
a clock input node coupled to an output of the delay circuit; and
a reset input node,
the data input node is configured to receive a low-side switch blanking time completion signal, and
the external clock signal is coupled to an input of the delay circuit and to the reset input node.

US Pat. No. 10,969,807

IN-LINE POWER CONDITIONING FOR MULTI-DROP DATA BUS

Simmonds Precision Produc...

12. The method of claim 11, wherein conditioning the power comprises:clamping voltage spikes of the power using surge protector circuitry;
preventing current flow from the power conditioning to the first and second connectors using the surge protector circuitry;
providing current using holdup capacitor circuitry in response to the voltage of the power dropping; and
converting the power from a first voltage to a second voltage using direct current to direct current (DC-DC) converter circuitry.

US Pat. No. 10,969,806

INTELLIGENT VOLTAGE REGULATOR

TAMIRAS PER PTE. LTD., LL...

17. An apparatus, comprising:a bus; and
a voltage regulator having an external interface with an input coupled to the bus, the voltage regulator including:
a variable voltage generator configured to receive an input voltage and to generate an output voltage selected from a plurality of output voltages to power a device; and
a processor configured to execute instructions, wherein the processor is configured to obtain one or more fault signals received over the input and via the bus to control the variable voltage generator based at least in part on the one or more fault signals to cause the variable voltage generator to generate the selected output voltage to decrease the likelihood of faults.

US Pat. No. 10,969,805

PAINT SPRAYER DISTRIBUTED CONTROL AND OUTPUT VOLUME MONITORING ARCHITECTURES

Graco Minnesota Inc., Mi...

1. A spray system comprising:a sprayer for spraying spray fluid, the sprayer comprising:
a pump that outputs spray paint under pressure for spraying;
a motor that drives the pump;
a drive cycle indicator configured to output a plurality of cycle status indications of the pump;
a wireless module configured to wirelessly send and receive information; and
control circuitry configured to receive the plurality of cycle status indications of the pump, determine a plurality of output values representing paint spray fluid output volume over a plurality of time windows based on the plurality of cycle status indications of the pump, store the plurality of output values in memory, and cause the wireless module to transmit one or more of the stored plurality of output values externally from the sprayer;
wherein the control circuitry is configured to:
determine a first fluid output value, associated with a first pressure, based on a first indication of the cycle status of the pump;
determine a second fluid output value, associated with a second pressure, based on a second indication of the cycle status of the pump;
determine that the first fluid output value is one of the output values representing spray fluid output volume based on the first pressure being greater than a threshold; and
determine that the second fluid output value is not one of the output values representing spray fluid output volume based on the second pressure being less than the threshold;
store the first fluid output value in a spray log tracking volume in the memory based on the determination that the first fluid output value is one of the output values representing spray fluid output volume; and
not store the second fluid output value in the spray log tracking volume in the memory based on the determination that the second fluid output value is not one of the output values representing spray fluid output volume.

US Pat. No. 10,969,804

PRESSURE REGULATOR HAVING SINGLE STRUT SEAT WITH STRUT COAXIAL TO PLUNGER

Nelson Irrigation Corpora...

1. A method to operate a pressure regulator which includes a housing flow passage through a housing, a plunger within the housing having a plunger flow passage included in the housing flow passage, and a valve seat borne by the housing and upstream of the plunger flow passage,the method comprising:
directing a liquid into an inlet portion of the housing flow passage, wherein an axis of the inlet portion intersects the valve seat at a position on the valve seat offset from a center of the valve seat;
directing the liquid through the inlet portion of the housing flow passage, past the valve seat, into an inlet of the plunger flow passage and through the plunger flow passage, wherein an axis of the plunger flow passage passes through the center of the valve seat and is offset from the axis of the inlet portion of the housing flow passage;
directing the liquid from the plunger flow passage through and out an outlet portion of the housing flow passage; and
applying pressure of the liquid at the outlet portion of the housing flow passage to move the plunger within the housing,
wherein an increase in the pressure moves the inlet of the plunger towards the valve seat and a decrease in the pressure moves the inlet of the plunger away from the valve seat,
wherein a movement of the inlet of the plunger towards the valve seat increases a pressure differential between the pressure of the liquid at the outlet portion and the pressure of the liquid at the inlet portion, and
wherein a movement of the inlet of the plunger away from the valve seat reduces the pressure differential between the pressure of the liquid at the outlet portion and the pressure of the liquid at the inlet portion.

US Pat. No. 10,969,803

MECHANICAL ACTIVATION SYSTEM

CIRCOR INTERNATIONAL, INC...

1. A mechanical activation system comprising:a rotatable first mechanical device mechanically connectable to an external device, a rotational orientation of the first mechanical device controllable by the external device, the rotational orientation representative of a parameter of the external device;
a pivotable second mechanical device slidably supported in a disengaged position by a first cam surface of the first mechanical device;
wherein in response to the parameter reaching a predetermined threshold critical value, at least a portion of the first mechanical device is urged into rotational movement to a predetermined rotational orientation, and the second mechanical device is urged from the disengaged position to an engaged position for opening a valve for preventing the parameter from reaching a critical value; and
an operator actuation device in an engaged position in contact with a second cam surface of the first mechanical device;
wherein in response to the operator actuation device being manually actuated from the engaged position to a disengaged position, the second cam surface is urged into rotational movement to urge the second mechanical device from the engaged position toward the disengaged position;
wherein the operator actuation device is automatically returnable to the engaged position by the mechanical activation system.

US Pat. No. 10,969,802

SOLENOID OPERATED UNIT FOR DETECTING AND REMOVING UNDESIRED FLUID WITH DIAGNOSTIC METERING

Rotex Automation Limited,...

1. A solenoid operated unit (100) for detecting and removing with diagnostic metering an undesired fluid (6) from a desired fluid (5) of lower specific gravity than that of the undesired fluid (6), the solenoid operated unit (100) comprising:a unified solenoid operated pump and valve unit (70) comprising,
a combination housing (110) having a first housing (120) and a second housing (140),
a solenoid coil circuit (10) having an electromagnetic circuit integrated with a fluid circuit, and
a pump-valve assembly (20) further comprising a unified chamber (26) having a first liner (222) and a second liner (223), a plunger (50), a receiver (160), an air reliever (180) and a sealing seat (27);
a drainage path of the undesired fluid (40) between a holding chamber (122) and a drainage chamber (124) and comprising,
an inlet non-return valve (33) disposed at a first mounting provision (125) in the first housing (120), and
an outlet non-return valve (35) disposed at a second mounting provision (126) of the first housing (120);
an electrical detection system (60);
a mecha-electro-magnetic detection system (80); and
a junction box (190) interacting with an electronic control unit (90) comprising a pulse width modulated (PWM) wave generator,
the first housing (120) having a provision to dispose thereon a modular float chamber (127) having a floating device (75) comprising a “First Fluid” spherical end (77) and a “Second Fluid” spherical end (77A), the first housing (120) mounted on the second housing (140) on a mating surface (141) of the second housing (140) such that a first junction chamber (129) of the first housing (120) orients with a second junction chamber (142) of the second housing (140) and forms the junction box (190) and a common axis (130) of the first housing (120) and the second housing (140) becomes co-axial, consequently a first cylindrical chamber (131) of the first housing (120) and a second cylindrical chamber (132) of the second housing (140) forms the unified chamber (26), the first housing (120) comprising to the drainage path (40) of the undesired fluid (6), the electrical detection system (60), the mecha-electro-magnetic detection system (80), the second housing (140) comprising to the electromagnetic circuit, the pump-valve assembly (20) accommodated partially in the first housing (120) and partially in the second housing (140), the solenoid operated unit (100) mounted at the bottom of a vessel (1),
wherein the plunger (50) moves from up to down, a sweeping volume (28) with a cycle of a PWM electricity wave, while moving down the plunger (50) creates a negative pressure in the sweeping volume (28) and while moving up a positive pressure gets created in the sweeping volume (28), the air reliever (180) is provided for breathing, the solenoid operated unit (100) senses a real-time position of the floating device (75), has a calibrated number of cycles N of the PWM electricity wave for the diagnostic metering, an error list decodes a variation of an actual number of cycles Na with reference to the calibrated number of cycles N of the PWM electricity wave.

US Pat. No. 10,969,801

PROPORTIONAL FLOW CONTROL AND COUNTERBALANCE VALVE HAVING SINGLE SEAT CONFIGURATION

Sun Hydraulics, LLC, Sar...

1. A valve comprising:a plurality of ports comprising: (i) a first port configured to be fluidly coupled to a hydraulic actuator, (ii) a second port configured to be fluidly coupled to a reservoir, (iii) a third port configured to provide an output pilot fluid signal and receive an input pilot fluid signal, and (iv) a fourth port configured to be fluidly coupled to a source of fluid;
a pilot poppet configured to be subjected to: (i) a first fluid force of fluid received at the first port acting on the pilot poppet in a proximal direction, and (ii) a second fluid force of the input pilot fluid signal acting on the pilot poppet in the proximal direction;
a solenoid actuator sleeve that is axially movable between an unactuated state and an actuated state; and
at least one setting spring configured to apply a biasing force on the pilot poppet in a distal direction to seat the pilot poppet at a pilot poppet seat, wherein the valve is configured to operate in at least two modes of operation: (i) a counterbalance valve mode of operation in which the first fluid force and the second fluid force cooperate to overcome the biasing force of the at least one setting spring, thereby unseating the pilot poppet and fluidly coupling the first port to the second port, and (ii) a proportional flow control mode of operation in which the solenoid actuator sleeve moves to the actuated state, thereby allowing the fourth port to be fluidly coupled to: (a) the first port to provide fluid flow thereto, and (b) the third port to provide the output pilot fluid signal to be communicated externally.

US Pat. No. 10,969,800

PROPORTIONAL FLOW CONTROL VALVE WITH COUNTERBALANCE VALVE INTEGRATED THEREWITH

Sun Hydraulics, LLC, Sar...

1. A valve comprising:a plurality of ports comprising: (i) a first port configured to be fluidly coupled to a hydraulic actuator, (ii) a second port configured to be fluidly coupled to a reservoir, (iii) a third port configured to provide an output pilot fluid signal and receive an input pilot fluid signal, and (iv) a fourth port configured to be fluidly coupled to a source of fluid;
a pilot poppet configured to be subjected to a first fluid force of fluid received at the first port acting on the pilot poppet in a proximal direction;
a pilot piston interfacing with the pilot poppet and configured to be subjected to a second fluid force of the input pilot fluid signal acting on the pilot piston in the proximal direction;
a solenoid actuator sleeve that is axially movable between an unactuated state and an actuated state; and
at least one setting spring configured to apply a biasing force on the pilot piston and the pilot poppet in a distal direction to seat the pilot poppet at a pilot poppet seat, wherein the valve is configured to operate in at least two modes of operation: (i) a counterbalance valve mode of operation in which the first fluid force and the second fluid force cooperate to overcome the biasing force of the at least one setting spring, thereby unseating the pilot poppet and fluidly coupling the first port to the second port, and (ii) a proportional flow control mode of operation in which the solenoid actuator sleeve moves to the actuated state, thereby allowing the fourth port to be fluidly coupled to: (a) the first port to provide fluid flow thereto, and (b) the third port to provide the output pilot fluid signal to be communicated externally.

US Pat. No. 10,969,799

SYSTEM FOR AND METHOD OF FAST PULSE GAS DELIVERY

MKS INSTRUMENTS, INC., A...

1. A system comprising:a multi-channel gas delivery system including a plurality of flow channels, each channel comprising a mass flow controller configured to control the flow of gas through the corresponding channel and including:
an input configured to receive an input signal;
an output configured to provide an output signal;
a communication port configured to receive program instructions including instructions on the operational configuration of each mass flow controller;
a flow sensor configured to sense the flow of gas through the mass flow controller of the corresponding channel;
a control valve configured to control the flow of gas though the mass flow controller of the corresponding channel;
memory configured and arranged to receive programming data determining the programmed configuration of the mass flow controller; and
a processor/controller for operating the mass flow controller in accordance with the programmed configuration;
wherein the input signal to the mass flow controller initiates the operation of the mass flow controller to deliver a prescribed amount of gas, and the output signal is generated as a function of the timing of the delivery so that the output signal can be used to synchronize each mass flow controller to at least one other device.

US Pat. No. 10,969,798

IRRIGATION CONTROLLER AND ASSOCIATED METHODS

Orbit Irrigation Products...

1. An irrigation controller comprising:a valve communications component in electronic communication with one or more processors, wherein the valve communications component is configured to generate electric signals to control one or more irrigation valves, each of the one or more irrigation valves controlling a flow of irrigation water to one or more watering zones of a property;
an in-soil water level component configured to calculate a first estimated in-soil water level for one watering zone of the one or more of the watering zones at a first point in time;
an in-soil water capacity component configured to calculate an estimated in-soil water capacity of the one watering zone;
based on received forecast weather data, a forecast evapotranspiration component configured to calculate or receive forecast evapotranspiration data for the one watering zone for an intermediate period of time extending between the first point in time and a subsequent, second point in time, the second point in time being later than the first point in time, the second point in time comprising a beginning of an impermissible watering period for the one watering zone;
a forecast precipitation component configured to receive forecast precipitation data for the one watering zone for the intermediate period of time;
the in-soil water level component being further configured to calculate a second estimated in-soil water level for the one watering zone at the second point in time based on the forecast precipitation data and the forecast evapotranspiration data;
an estimated irrigation rate component configured to determine an estimated irrigation rate for the one watering zone;
a water level difference component configured to identify a difference between the second estimated in-soil water level and the estimated in-soil water capacity for the one watering zone; and
a watering schedule component configured to set a watering schedule, based on the difference and the estimated irrigation rate, for the one watering zone such that the second estimated in-soil water level is elevated to the estimated in-soil water capacity on or before the second point in time during a permissible watering period immediately before the impermissible watering period.

US Pat. No. 10,969,797

MASS FLOW VALVE CONTROLLER AND CONTROL METHOD WITH SET POINT FILTER AND LINEARIZATION SYSTEM BASED ON VALVE MODEL

ILLINOIS TOOL WORKS, INC....

1. A valve control system for controlling operation of a valve, the valve control system comprising:a gain controller for sending a drive value to a valve actuator to control linear response time of a valve;
a linearization control system coupled with the gain controller to determine a gain value to control the linear response time of the valve; and
a set point filter coupled to the linearization control system to filter a set point value;
wherein the linearization control system determines at least one controller gain parameter using: a model of the valve to estimate valve position from the filtered set point value, operating conditions, and fluid properties; a model of the valve actuator to calculate the derivative of valve drive with respect to valve position as a function of the estimated valve position; and a flow control model to calculate the derivative of valve position with respect to flow corresponding to the estimated valve position and a real-time flow rate, operating conditions, and fluid properties.

US Pat. No. 10,969,796

AUTOPILOT NONLINEAR COMPENSATION

Textron Innovation, Inc.,...

1. An autopilot nonlinear compensation method for stabilizing autopilot control of an aircraft, comprising:providing an autopilot command for executing an aircraft maneuver from an autopilot controller to a primary flight controller of an aircraft;
determining, via the primary flight controller, a desired aerodynamic moment of the aircraft based on the autopilot command;
receiving, via the primary flight controller, a signal from a sensor, the signal being indicative of a pilot interface position; and
determining, via the primary flight controller:
a measured pilot interface position based on the signal from the sensor;
a total aerodynamic moment of the aircraft based on the measured pilot interface position and the autopilot command in combination with the desired aerodynamic moment;
a ratio of the desired aerodynamic moment to the total aerodynamic moment; and
adjusting, via the primary flight controller, the autopilot command with a corrective command based on the ratio to compensate for a nonlinear deployment of a control surface, thereby stabilizing the aircraft.

US Pat. No. 10,969,795

METHODS FOR LAUNCHING AND LANDING AN UNMANNED AERIAL VEHICLE

SZ DJI TECHNOLOGY CO., LT...

1. An unmanned aerial vehicle (UAV) landing method, the method comprising:detecting, via one or more sensors on-board the UAV, a positional change of the UAV while the UAV is airborne;
detecting, via the one or more sensors, an external contact from an external object exerted upon the UAV, the external object being an object that is not part of the UAV; and
generating, with aid of one or more processors on-board the UAV and in response to a condition being satisfied, one or more command signals to decelerate one or more rotor blades of the UAV, the condition including both the positional change and the external contact from the external object exerted upon the UAV being detected.

US Pat. No. 10,969,794

SYSTEM WITH GLOBAL POSITIONING AND RF TIME-OF-LIGHT RANGING FOR SUPERVISING THE SAFETY ON A SITE

SAFEMINE AG, Baar (CH)

1. A system for determining an object position on a site with large machinery, the system comprising:a point-to-point radio ranging unit having
a plurality of radio transceivers as anchors, wherein the anchors are configured to be mounted on large machinery, and
a plurality of radio transceivers as tags, wherein the tags are configured to be carried by a movable object,
wherein the point-to-point radio ranging unit is configured for providing ranging data indicative of distances between anchors and tags, using a defined measuring protocol, which provides a time-of-flight measurement by radio frequency signals, and
a position determining unit configured for determining position information of tags using time-of-flight ranging data of the point-to-point radio ranging unit,
wherein the position determining unit is configured:
to determine a current position of a reference point indicative of a position of a machine of the large machinery, the machine comprising at least one of the anchors,
to access an arrangement dataset, which provides a pre-defined positional relationship between the reference point and a mounting location of the at least one of the anchors on the machine,
to determine a position of the at least one anchor based on the current position of the reference point and the arrangement dataset, and
to provide the position of the at least one anchor to the position determining unit.

US Pat. No. 10,969,793

METHOD AND DEVICE FOR CONTROLLING ROBOTIC CLEANER AND ELECTRONIC DEVICE

Beijing Xiaomi Mobile Sof...

15. A non-transitory computer-readable storage medium having stored thereon computer program instructions which cause a processor to perform acts comprising:acquiring an environment image of an area, wherein the environment image comprises a sub-area that needs to be swept by the robotic cleaner;
determining the sub-area to be swept in the area based on the environment image, wherein determining the sub-area to be swept in the area based on the environment image comprises:
comparing the environment image with one or more pre-stored reference images, wherein the one or more pre-stored reference images were captured at a prior time than the environment image and comprise the area in a clean state;
selecting a target reference image from the one or more reference images that matches the environment image;
determining a spatial area corresponding to the target reference image based on a pre-set correspondence between the one or more reference images and spatial areas, wherein the pre-set correspondence comprises a mapping relationship between the spatial area and the target reference image that reduces a computation complexity of identifying the sub-area to be swept; and
taking the spatial area corresponding to the target reference image as the sub-area to be swept in the area; and
controlling the robotic cleaner to reach the sub-area and perform a sweeping task in the sub-area.

US Pat. No. 10,969,792

METHOD TO OBTAIN CONTROL DATA FOR PERSONIZED OPERATION OF A SELF-DRIVING MOTOR VEHICLE

Real Imaging Technology C...

1. A system of a self-driving motor vehicle operating by the method comprising: a self-driving motor vehicle obtaining a first data set of a rider of data of a plurality of scenarios and data of an operation behavior preferred by the rider in each of the plurality of scenarios, wherein the data in the first data set are verifiable and lawful, finding a match between a current scenario and a respective one of the scenarios of the plurality of scenarios in the first data set and executing an operation in the current scenario according to the operation behavior in the respective one of the scenarios in the first data set if the match is found, and the first data set is used as a qualification for the self-driving motor vehicle to obtain a driving license or driving permit; a testing apparatus mounted on or being external to the self-driving motor vehicle configured to acquire the first data set.

US Pat. No. 10,969,791

OBSTACLE RECOGNITION METHOD FOR AUTONOMOUS ROBOTS

AI Incorporated, Toronto...

1. A robot, comprising:a plurality of sensors;
a processor;
a tangible, non-transitory, machine readable medium storing instructions that when executed by the processor effectuates operations comprising:
capturing, with an image sensor, images of a workspace as the robot moves within the workspace;
identifying, with the processor, at least one characteristic of at least one object captured in the images of the workspace;
determining, with the processor, an object type of the at least one object based on characteristics of different types of objects stored in an object dictionary, wherein:
the object dictionary is generated based on a training set of images comprising objects with different object types; and
at least a portion of the training set of images comprises any of: images of the objects under different lighting conditions, images of the objects from different camera poses, and images of the objects having different object colors; and
instructing, with the processor, the robot to execute at least one action based on the object type of the at least one object.

US Pat. No. 10,969,790

AUTONOMOUS MOBILE APPARATUS, METHOD FOR CONTROLLING THE SAME, AND RECORDING MEDIUM

CASIO COMPUTER CO., LTD.,...

1. An autonomous mobile apparatus comprising:a sensor configured to acquire a state relating to the autonomous mobile apparatus; and
a processor configured to:
acquire map information including positional information of an obstacle,
plan, based on the acquired state and the acquired map information, a shape of the autonomous mobile apparatus and a traveling path of the autonomous mobile apparatus, to cause the autonomous mobile apparatus to express an emotion and to avoid contact between the autonomous mobile apparatus and the obstacle when the autonomous mobile apparatus is traveling along the traveling path, and
cause the autonomous mobile apparatus to autonomously travel along the planned traveling path while assuming the planned shape,
wherein the autonomous mobile apparatus is configured as a robot mimicking a human being or an animal.

US Pat. No. 10,969,789

VERIFYING PREDICTED TRAJECTORIES USING A GRID-BASED APPROACH

Waymo LLC, Mountain View...

1. A method of controlling a vehicle in an autonomous driving mode, the method comprising:receiving, by one or more processors, sensor data for an object;
receiving, by the one or more processors, a plurality of predicted trajectories, each predicted trajectory representing a plurality of possible future locations for the object;
generating, by the one or more processors, a grid including a plurality of cells each representing a geographic area;
predicting, by the one or more processors, probabilities that the object will enter the geographic area of each of the plurality of cells over a period of time into the future based on the sensor data in order to generate a heat map;
comparing, by the one or more processors, one or more of the plurality of predicted trajectories to the heat map; and
controlling, by the one or more processors, the vehicle in the autonomous driving mode based on the comparison.

US Pat. No. 10,969,788

ECU, AUTONOMOUS VEHICLE INCLUDING ECU, AND METHOD OF DETERMINING DRIVING LANE FOR THE SAME

Hyundai Motor Company, S...

1. A method of determining a driving lane of an autonomous vehicle, comprising:classifying, by an autonomous driving logic of an electronic control unit (ECU), at least one object sensed in front of the autonomous vehicle as a stationary object or a moving object;
generating, by the ECU, a clustering group by clustering the stationary object;
determining, by the ECU, whether the moving object is a vehicle traveling in the same direction as a subject vehicle of the autonomous vehicle;
determining, by the ECU, a boundary of an entire driving road based on a position of a moving object approaching the subject vehicle among the moving objects and the clustering group; and
comparing, by the ECU, positions of a plurality of lanes based on lane widths for travel of the subject vehicle with the boundary of the entire driving road and determining a driving lane of the subject vehicle,
wherein the boundary of the entire driving road is determined based on at least one of first to fourth criteria having a priority,
wherein the first criterion determines a valid driving road based on an area between the moving object approaching the subject vehicle and the driving lane,
wherein the second criterion determines the valid driving road based on an area between the clustering group of stationary objects and the driving lane,
wherein the third criterion determines the valid driving road based on an area between the vehicles traveling in the same direction as the subject vehicle and the driving lane,
wherein the fourth criterion determines the valid driving road based on an area of a previous valid driving road specified before a current measurement period,
wherein the first criterion has a highest priority and the priority is lowered from the second criterion to the fourth criterion in order, and
wherein the determining of whether the moving object is the vehicle traveling in the same direction as the subject vehicle includes:
determining, by the ECU, whether an ordinate velocity component of an absolute velocity of the moving object is within a predetermined velocity range;
determining, by the ECU, whether an amount of change in the ordinate velocity component of the absolute velocity of the moving object for a predetermined period is within a first range; and
determining, by the ECU, whether an amount of change in an abscissa velocity component of the absolute velocity of the moving object for the predetermined period is within a second range.

US Pat. No. 10,969,787

SAILBOAT STEERING SYSTEM AND METHOD FOR STEERING A SAILBOAT

ZF FRIEDRICHSHAFEN AG, F...

9. A method for steering a sailboat which comprises an electronic control unit, a control lever, a steerable saildrive that has a lower leg with a propeller shaft that rotationally drives a propeller about a propeller shaft axis, a rudder which adjustable to different rudder angles and a rudder angle sensor, the method comprising:activating a control lever mode with the electronic control unit based on a position of the control lever relative to a threshold value related to the control lever position,
controlling, with the electronic control unit, a steering angle of the steerable saildrive depending on the position of the control lever and depending on the rudder angle of the rudder relative to a longitudinal centerline of the sailboat, and the steering angle of the steerable saildrive being an angle of the propeller shaft axis relative to the longitudinal centerline of the sailboat.

US Pat. No. 10,969,786

DETERMINING AND USING RELATIVE MOTION OF SENSOR MODULES

Amazon Technologies, Inc....

1. A system comprising:a first sensor configured to be coupled to a vehicle and generate one or more first sensor signals representative of an environment;
a second sensor configured to be coupled to the vehicle and generate one or more second sensor signals representative of movement of the first sensor relative to a portion of the vehicle;
a sensor processor in communication with the first sensor and the second sensor, wherein the sensor processor is configured to:
receive the one or more second sensor signals representative of the movement of the first sensor and estimate relative motion of the first sensor relative to the portion of the vehicle;
receive the one or more first sensor signals representative of the environment; and
calculate, based at least in part on the one or more first sensor signals representative of the environment and the relative motion of the first sensor, at least one of a position of one or more objects in the environment or movement of the one or more objects in the environment;
one or more processors; and
memory to store a vehicle controller, the vehicle controller being executable by the one or more processors to control operation of the vehicle based at least in part on at least one of the position of the one or more objects in the environment or the movement of the one or more objects in the environment.

US Pat. No. 10,969,785

AUTOMATED VEHICLE OPERATION TO COMPENSATE FOR SENSOR FIELD-OF-VIEW LIMITATIONS

Motional AD LLC, Boston,...

1. A system for a host-vehicle, comprising:a location-detector that provides a location of the host-vehicle;
an object-detector that detects objects proximate to the host-vehicle at the location of the host-vehicle, wherein a field-of-view of the object-detector is characterized by a preferred-portion of the field-of-view that is less than a full field-of-view of the object-detector, wherein the object-detector comprises a camera operable to a wide-view-mode that views all of the field-of-view and a telescope-mode that views only the preferred-portion of the field-of-view, wherein the preferred portion is a subset of the field-of-view and has a performance characteristic that is better than an area within the field-of-view but outside the preferred portion; and
a controller in communication with the object-detector, wherein the controller steers the host-vehicle to align the preferred-portion of the field-of-view with one or more detected-objects according to the location of the host-vehicle and a location of the one or more detected-objects, wherein a first object of the one or more detected-objects is a first intersecting-road connected to an intersection approached by the host-vehicle, wherein the controller steers the host-vehicle to align the preferred-portion of the camera with the intersecting-road.

US Pat. No. 10,969,784

SYSTEM AND METHOD FOR PROVIDING EASY-TO-USE RELEASE AND AUTO-POSITIONING FOR DRONE APPLICATIONS

Hangzhou Zero Zero Techno...

1. An aerial system, comprising:a body;
a lift mechanism coupled to the body;
an optical system including an optical sensor mounted to the body;
a user interface including a display screen mounted on an outer surface of the body; and
a processing system including a memory device and a processor coupled the memory device, the memory device including a plurality of predefined flight control operations stored thereon, each predefined flight control operation including a corresponding flight trajectory performed by the lift mechanism and a corresponding image capture operation performed by the optical system, the processor programmed to:
display the plurality of predefined flight control operations on the display screen;
receive a selection of a predefined flight control operation from a user via the user interface; and
execute the user selected predefined flight control operation by:
operating the lift mechanism in a flight mode;
operating the optical system to detect a target;
establishing a current flight trajectory relative to the target based on the corresponding flight trajectory associated with the selected predefined flight control operation;
controlling the lift mechanism to move the aerial system based on the established current flight trajectory; and
operate the optical system to perform the corresponding image capture operation associated with the selected predefined flight control operation; and
operate the aerial system in a standby mode upon completing the selected predefined flight control operation.

US Pat. No. 10,969,783

TIME SOURCE RANKING SYSTEM FOR AN AUTONOMOUS DRIVING VEHICLE

BAIDU USA LLC, Sunnyvale...

1. A method to rank time sources for an autonomous driving vehicle (ADV), the method comprising:receiving a plurality of times from a plurality of time sources including a global positioning system (GPS) sensor, a plurality of sensors, and real-time clocks (RTCs), wherein the GPS sensor and the plurality of sensors are in communication with the ADV, and wherein the RTCs include at least a central processing unit real-time clock (CPU-RTC);
generating a difference histogram based on a time for each of the plurality of time sources for a difference in time between a time of the GPS sensor and a time for each of the plurality of sensors and the RTCs;
ranking the differences in time between the time of the GPS sensor and the time for each of the plurality of sensors and the RTCs based on the difference histogram;
selecting, based on the ranked differences in time, a time source from one of the plurality of sensors or the RTCs with a ranked difference in time that is less than a remainder of ranked differences in time of a remainder of the plurality of sensors and RTCs; and
generating a timestamp based on the selected time source to timestamp sensor data for a sensor unit of the ADV.

US Pat. No. 10,969,782

SYSTEMS AND METHODS FOR MATCHING AN AUTONOMOUS VEHICLE TO A RIDER

Uber Technologies, Inc., ...

1. A computer-implemented method for matching an autonomous vehicle to a rider comprising:obtaining, by a computing system comprising one or more computing devices, a service request from the rider, wherein the service request is indicative of a requested vehicle type;
obtaining, by the computing system, data indicative of a current location of the rider;
determining, by the computing system, that the current location of the rider is within a first proximity of a defined route being traversed by a number of autonomous vehicles;
providing, by the computing system, data indicative of the autonomous vehicles for the rider;
determining, by the computing system, a selection of the autonomous vehicle indicating that the rider has selected the autonomous vehicle from the number of autonomous vehicles based, at least in part, on a second proximity of the rider to the autonomous vehicle and a vehicle type of the autonomous vehicle, wherein the vehicle type of the autonomous vehicle corresponds to the requested vehicle type;
obtaining, by the computing system, rider authentication data upon the selection of the autonomous vehicle by the rider; and
in response to obtaining the rider authentication data, matching, by the computing system, the autonomous vehicle to the rider to provide for performance of the service request for the rider.

US Pat. No. 10,969,781

USER INTERFACE TO FACILITATE CONTROL OF UNMANNED AERIAL VEHICLES (UAVS)

STATE FARM MUTUAL AUTOMOB...

1. A computer-implemented method for controlling an unmanned aerial vehicle (UAV), comprising:displaying, via one or more processors, a map window;
displaying, via one or more processors, live video received from a UAV within a live video window that is superimposed over the map window at a mapped location that corresponds to a geographic location of the UAV while the live video is being captured;
updating, via one or more processors, the live video window in response to a first zooming gesture performed within the live video window;
updating, via one or more processors, the map window in response to a second zooming gesture performed within the map window and outside of the live video window while maintaining the live video within the live video window;
translating, via one or more processors, a change in zoom level resulting from the first zooming gesture as an equivalent change in the UAV's altitude;
generating, via one or more processors, one or more UAV commands based upon the change in the UAV's altitude; and
transmitting, via one or more processors, the one or more UAV commands to the UAV.

US Pat. No. 10,969,780

DELIVERY METHOD AND DELIVERY CONTROL DEVICE

BOE TECHNOLOGY GROUP CO.,...

1. A delivery control device, comprising:a storage device; and
one or more processor coupled to the storage device,
wherein the storage device is configured to store computer-executable instructions, which when executed by the one or more processors, cause the one or more processors to perform operations of:
acquiring request information sent by a user, the request information comprising user location information which indicates a current position of the user,
selecting, according to the user location information, a delivery apparatus for the user among at least two different categories of delivery apparatuses, wherein the delivery apparatuses comprise robots and unmanned aerial vehicles (UAVs),
determining whether a delivery status for the user is UAV delivery, robot delivery or unable to deliver according to the user location information, a location and a state of a robot, and a location and a state of a UAV, and determining an identifier of a delivery apparatus for delivering at least one of an article and service to the user among the delivery apparatuses, and
controlling the selected delivery apparatus having the determined identifier to deliver the at least one of the article and service to the user based on the determined delivery status.

US Pat. No. 10,969,779

ELECTRONIC DEVICE FOR CONTROLLING VEHICLE, AND OPERATING METHOD THEREOF

Samsung Electronics Co., ...

1. An electronic device comprising:a first communication circuit configured to support low frequency communication and high frequency communication;
a second communication circuit configured to support cellular communication via a cellular communication network;
at least one sensor;
at least one processor; and
a memory electrically connected with the processor,
wherein the memory is configured to store instructions that, when executed by the at least one processor, are configured to cause the at least one processor to:
receive from another electronic device, via the cellular communication network, a signal indicating that a third communication circuit of the another electronic device that supports the low frequency communication with the another electronic device is in an inactivated state,
detect a motion of the electronic device based on the at least one sensor, and
transmit to the another electronic device, via the cellular communication network, a signal for controlling the third communication circuit of the another electronic device, to move from the inactivated state to an activated state, the signal for controlling the third communication circuit based on motion information of the electronic device.

US Pat. No. 10,969,778

ROBOTIC CLEANING DEVICE AND A METHOD OF CONTROLLING THE ROBOTIC CLEANING DEVICE

AKTIEBOLAGET ELECTROLUX, ...

1. A method of controlling operation of a robotic cleaning device, the method comprising:sensing a displacement of the robotic cleaning device;
determining a characteristic of the displacement of the robotic cleaning device;
compare the determined characteristic of the displacement with a plurality of different predetermined characteristics of the displacement, and based on the comparison, determining a match between the determined characteristic of the displacement and a matching one of the plurality of different predetermined characteristics of the displacement,
wherein each of the plurality of different predetermined characteristics of the displacement are associated with a different one of a plurality of predetermined operational modes of the robotic cleaning device; and
setting the robotic cleaning device in an associated one of the plurality of predetermined operational modes that is associated with the matching one of the plurality of different predetermined characteristics of displacement,
wherein the characteristic of the displacement is a movement pattern where the robotic cleaning device is maneuvered by a user.

US Pat. No. 10,969,777

LOCAL DRONE IDENTIFICATION VERIFICATION

QUALCOMM Incorporated, S...

1. A method of disambiguating a robotic vehicle, comprising:sending, by a processor of the robotic vehicle, a unique identifier of the robotic vehicle to an observer's computing device in response to an identifier request received from the observer's computing device, wherein the unique identifier is sent while the robotic vehicle is operating at least in part under control of an operator's computing device that is different from the observer's computing device;
receiving, in the processor of the robotic vehicle, a disambiguation message from the observer's computing device including the unique identifier of the robotic vehicle; and
controlling, by a processor of the robotic vehicle, one or more components of the robotic vehicle to execute an identifying/distinguishing task or maneuver in response to receiving the disambiguation message.

US Pat. No. 10,969,776

METHODS AND APPARATUS FOR REDUCING ENERGY CONSUMED BY DRONES DURING FLIGHT

INTEL CORPORATION, Santa...

1. A drone, comprising:a housing;
a motor;
receiver circuitry carried by the housing, the receiver circuitry to receive airborne drone-generated wind data from an airborne drone located in an area within which a segment of a flight of the drone is to occur, the airborne drone-generated wind data to be determined by an inertial measurement unit of the airborne drone; and
a route manager to generate a route for the flight of the drone based on wind data, the wind data including the airborne drone-generated wind data, the route to be followed by the drone during the flight, the route manager to select at least one portion of the route to cause the drone to be at least partially propelled by wind to reduce energy consumed by the drone during the flight.

US Pat. No. 10,969,775

PREDICTIVE DIAGNOSTICS SYSTEM WITH FAULT DETECTOR FOR PREVENTATIVE MAINTENANCE OF CONNECTED EQUIPMENT

Johnson Controls Technolo...

1. A building management system comprising:connected equipment configured to measure a plurality of monitored variables; and
a predictive diagnostics system configured to:
receive the plurality of monitored variables from the connected equipment;
generate a probability distribution of the plurality of monitored variables;
determine a boundary for the probability distribution using a supervised machine learning technique to separate normal conditions from faulty conditions indicated by the plurality of monitored variables;
separate the faulty conditions into sub-patterns using an unsupervised machine learning technique to generate a fault prediction model, wherein each sub-pattern corresponds with a fault, and wherein each fault is associated with a fault diagnosis;
receive a current set of the plurality of monitored variables from the connected equipment;
determine whether the current set of the plurality of monitored variables corresponds with one of the sub-patterns of the fault prediction model to facilitate predicting whether a corresponding fault will occur; and
determine the fault diagnosis associated with a predicted fault to facilitate taking preventative measures.

US Pat. No. 10,969,774

COMPUTER SYSTEM AND METHOD FOR MONITORING THE TECHNICAL STATE OF INDUSTRIAL PROCESS SYSTEMS

ABB SCHWEIZ AG, Baden (C...

1. A computer system for monitoring an industrial process system under control of an advanced process controller, the industrial process system having an operation part for processing flow materials, the advanced process controller being responsive to one or more sensor signals, the computer system comprising:one or more processors; and
a non-transitory computer-readable medium having processor-executable instructions stored thereon, wherein the processor-executable instructions, when executed, facilitate:
receiving technical status data describing a current technical state of the industrial process system associated with a respective processing component or a processed flow material, wherein the technical status data corresponds to or is derived from the one or more sensor signals;
assigning the received the technical status data to one or more signal groups, wherein the one or more signal groups are defined by any one of the following grouping criteria:
grouping based on physical location of the respective signals within the industrial process system,
grouping of correlated signals identified by correlation analysis, or
grouping of signals with dependencies as a result of domain knowledge;
applying, based on the assigned one or more signal groups, a plurality of machine learning models to the received technical status data to analyze the technical status data for detecting one or more indicators of an abnormal technical status associated with the industrial process system, wherein the plurality of machine learning models are trained on historic raw or pre-processed sensor data;
generating an anomaly alert based on the one or more indicator, wherein the generated anomaly alert is a vector with each vector element of the vector representing a group anomaly indicator for the respective assigned signal group, wherein each of the vector elements is determined by applying a respective group specific machine learning model from the plurality of machine learning models; and
outputting the anomaly alert, wherein the anomaly alert is configured to enable deactivating of the advanced process controller in case of an anomaly detection for the industrial process system.

US Pat. No. 10,969,773

MACHINE LEARNING SYSTEMS FOR MONITORING OF SEMICONDUCTOR PROCESSING

Applied Materials, Inc., ...

1. A method of operating a semiconductor processing system, comprising:for each raw predictive model of a plurality of raw predictive models, receiving one or more hyperparameter values for one or more hyperparameters, and wherein different raw predictive models of the plurality of raw predictive models have different hyperparameter values;
for each raw predictive model of the plurality of raw predictive models, generating a raw predictive model instantiation based on the one or more hyperparameter values to provide the plurality of raw predictive models;
training the plurality of raw predictive models using a machine learning algorithm to generate a plurality of trained models, each trained model of the plurality of trained models configured to determine a characteristic value of a layer of a substrate based on a monitoring signal;
storing the plurality of trained models;
receiving data indicating a characteristic of a substrate to be processed;
selecting one of the plurality of trained models based on the data indicating the characteristic of the substrate; and
passing the selected trained model to the semiconductor processing system.

US Pat. No. 10,969,772

SYSTEMS AND METHODS FOR ENABLING AND DISABLING OPERATION OF MANUFACTURING MACHINES

DISH TECHNOLOGIES L.L.C.,...

1. A computer-implemented method comprising:causing, at a time when a manufacturing machine is in an initial locked state, a quality control query to be presented to a user of the manufacturing machine requesting quality control information regarding the manufacturing machine including inspection information regarding the manufacturing machine, wherein the quality control information includes information regarding whether particular upgrades had been performed on the manufacturing machine;
in response to the quality control query being presented to the user of the manufacturing machine, receiving, via input from the user of the manufacturing machine, the quality control information regarding the manufacturing machine including inspection information regarding the manufacturing machine;
deciding, at a time when the manufacturing machine is in an initial locked state, whether to enable operation of the manufacturing machine based on the received quality control information including inspection information regarding the manufacturing machine wherein the manufacturing machine is in the initial locked state before, and continues to be in the initial locked state during, the receiving of the quality control information including inspection information regarding the manufacturing machine and the deciding whether to enable operation of the manufacturing machine and wherein the deciding whether to enable operation of the manufacturing machine based on the received quality control information including inspection information regarding the manufacturing machine includes:
comparing the received quality control information including inspection information regarding the manufacturing machine to a quality standard;
determining whether the received quality control information including inspection information regarding the manufacturing machine meets the quality standard;
deciding not to enable operation of the manufacturing machine if the received quality control information including inspection information regarding the manufacturing machine does not meet the quality standard; and
deciding to enable operation of the manufacturing machine if the received quality control information including inspection information regarding the manufacturing machine does meet the quality standard; and
if it is determined to enable operation of the manufacturing machine based on the received quality control information including inspection information regarding the manufacturing machine then, while the manufacturing machine is still in the initial locked state, generating a signal to enable operation of the manufacturing machine.

US Pat. No. 10,969,771

COMPUTED TOMOGRAPHY FOR NON-DESTRUCTIVE EVALUATION OF MANUFACTURED PARTS

1. A method for using computed tomography for non-destructive evaluation of a part by reconstructing a volume from X-ray projections gathered from a tomographic system using limited information, the method comprising:(a) collecting measured projection data from a tomographic system using system hardware information including geometric configuration and scanning parameters;
(b) processing projection images and count data;
(c) processing and aligning prior knowledge data;
(d) generating a sinogram mask of the projection data from the prior knowledge data;
(e) generating a reconstruction mask in three-dimensional volume grid space from the prior knowledge;
(f) generating an initial three-dimensional relaxation matrix from the prior knowledge data;
(g) cropping projection data, prior knowledge data, sinogram and reconstruction mask data, and relaxation matrix data based on part and scanning geometry for reconstruction computation speed improvement;
(h) generating an estimate reconstruction based on the input masked prior knowledge data and populating a masked reconstruction space;
(i) forward projecting the estimate reconstruction and calculating the difference between the measured projection data and the estimated projection data;
(j) back projecting the differences over the reconstruction volume;
(k) weighting the back projected differences with the relaxation matrix and then combining the information with the estimate reconstruction and updating the estimate reconstruction;
(l) combining a set number of previous back projected differences to function as a heatmap for features not aligned or able to be aligned by the prior knowledge data;
(m) updating the relaxation matrix as a function of an accelerating or decelerating parameter based on the current iteration of the process and the calculated heatmap;
(n) repeating steps (i)-(m) until a convergence criterion is met;
(o) post-processing the reconstruction results by applying a smaller reconstruction mask than that generated in step (e); and
(p) outputting the reconstructed tomographic image.

US Pat. No. 10,969,770

INSPECTION INFORMATION PREDICTION APPARATUS, INSPECTION APPARATUS, AND NON-TRANSITORY COMPUTER READABLE MEDIUM STORING INSPECTION INFORMATION PREDICTION PROGRAM

FUJI XEROX CO., LTD., To...

1. An inspection information prediction apparatus comprising:a processor, configured to:
acquire environment information of a routing step among a plurality of routing steps in production routing through which an inspection target has been routed before an inspection step of inspecting the inspection target in an inspection section, wherein the plurality of routing steps is a route during a manufacturing process of the inspection target;
acquire environment information of the inspection section;
acquire manufacturing information of the inspection target in the routing step;
acquire time information from carrying of the inspection target into the inspection section until the inspection step is performed; and
predict inspection information which indicates an inspection result of an inspection portion of the inspection target, wherein the prediction is based on the acquired environment information of the routing step, the acquired environment information of the inspection section, the acquired manufacturing information and the acquired time information;
acquire the inspection result via inspection and compare with the predicted inspection information.

US Pat. No. 10,969,769

PLANNING SYSTEM AND METHOD FOR MAINTAINING A CYCLE TIME IN AN AUTOMOBILE FACTORY

1. An automobile factory planning system configured to operate at a controlled cycle time, the system comprising a conveyor belt configured to transport a plurality of automobiles at a controlled displacement velocity along a manufacturing path through the automobile factory; a display screen configured to provide a visual indicator providing feedback of a designated position at which an automobile is to be placed on the conveyor belt to a driver of the automobile, wherein the designated position is calculated as a function of the cycle time and the displacement velocity of the conveyor belt such that a displacement of the designated position is in sync with a displacement of the conveyor belt; and a camera for recording an image including the automobile, wherein the visual indicator is overlaid on the display screen with the recorded image including the automobile, wherein the visual indicator comprises a line pattern, wherein a length of the line pattern extends in a direction transverse to the displacement velocity of the conveyor belt, and wherein a position of the line pattern relative to the imaged conveyor belt indicates a centre position of the automobile on the conveyor belt.

US Pat. No. 10,969,768

AUTOMATION CONTROL SYSTEM FOR CONTROLLING A SAFETY FUNCTION OF REMOTE MACHINE

DEUTSCHE TELEKOM AG, Bon...

1. An automation control system for wirelessly controlling a safety function of a remote machine, the automation control system comprising:a base station configured to transmit a control signal for controlling the safety function using a first transmit signal of a first safety channel, and to transmit the control signal using a second transmit signal of a second safety channel, wherein the base station is configured to transmit the first transmit signal and the second transmit signal according to a mobile communications technology; and
a control receiver arranged spaced apart from the base station, the control receiver comprising:
a communication interface configured to receive the first transmit signal and the second transmit signal;
a processor configured to extract a first received version of the control signal from the first received transmit signal, and to extract a second received version of the control signal from the second received transmit signal; and
an electrical interface which is connectable with an electrical interface of the machine for controlling the safety function of the machine based on the first received version of the control signal and the second received version of the control signal.

US Pat. No. 10,969,767

NETWORK ADAPTED CONTROL SYSTEM

Mitsubishi Electric Resea...

1. A networked control system (NCS) for controlling at least one plant, comprising:a receiver configured to receive a feedback signal indicative of a current state of a controlled variable of a plant over a wireless link;
a controller configured to determine a control command based on a control error between a reference state of the controlled variable and the current state of the control variable;
a processor configured to determine, based on a function of the control error, a number of transmission times a packet with the control command needs to be transmitted over the wireless link; and
a transmitter configured to transmit the packet over the wireless link the number of transmission times, wherein the processor determines the number of transmission times for a scheduling period, wherein the NCS controls a set of plants based on a set of corresponding control errors, further comprising:
a scheduler configured to determine priorities of the controlled plants based on their corresponding control errors and determine a schedule of transmission of the packets for different controlled plants according to the determined priorities, such that the transmitter transmits each packet according to the schedule.

US Pat. No. 10,969,766

TELE-PRESENCE ROBOT SYSTEM WITH SOFTWARE MODULARITY, PROJECTOR AND LASER POINTER

Teladoc Health, Inc., Pu...

13. A method for creating a display user interface for a telepresence system, comprising:accessing from a remote station one of a plurality of telepresence devices capable of providing two-way audiovisual communication with the remote station, the plurality of telepresence devices including a first telepresence device that includes an actuator that can be controlled via the remote station to move a camera of the first telepresence device, and a second telepresence device that does not include an actuator that can be controlled via the remote station;
receiving information that identifies the accessed telepresence device at the remote station; and,
displaying a display user interface at the remote station, the display user interface includes at least one element that corresponds to the actuator when the first telepresence device is accessed and does not include the at least one element when the second telepresence device is accessed.

US Pat. No. 10,969,765

CUSTOM ASSEMBLY OF 3D PRINTED BUILDING MODULES

Mighty Buildings, Inc., ...

1. A system comprising one or more processors, and a non-transitory computer-readable medium including one or more sequences of instructions that, when executed by the one or more processors, cause the system to perform operations comprising:displaying, via a user interface, a graphical representation of two or more building modules, wherein a building module represents a building structure that may be 3D printed and assembled together with another 3D printed building structure of another building module, wherein the user interface displays at least two building modules of a first building module category in a first portion of the user interface, and displays at least two building modules of a second building module category in a second portion of the user interface;
customizing a building layout from a user selection, via the user interface, of one building module from the displayed buildings modules of the first building module category and one building module from the displayed building modules of the second building module category and creating an assembled building layout, wherein the assembled building layout includes those building modules that are of a configuration that may be physically assembled together after the respective building modules have been 3D printed;
displaying, via the user interface, the assembled building layout including the selected two or more building modules; and
receiving a confirmation of the assembled building layout for production via an automated production line comprising a 3D printing system.

US Pat. No. 10,969,764

SUPPORT DEVICE, DESIGN SUPPORT METHOD AND COMPUTER-READABLE NON-TRANSITORY MEDIUM

FUJITSU LIMITED, Kawasak...

1. A design support device configured to assign a plurality of works to a robot and a person, the design support device comprising:a memory; and
a processor coupled to the memory and the processor configured to execute a process, the process comprising:
receiving a precedence restriction of each work, a work time of each work and an advisability of a robot work of each work, with respect to a product, the plurality of works to be executed for producing the product;
calculating, as a first index, a continuous work number in a case where each work which the robot cannot perform is changed to a work which the robot can perform, on a basis of the precedence restriction and the advisability of the robot work;
calculating, as a second index, an arrangement freedom in the case where each work which the robot cannot perform is changed to a work which the robot can perform, on a basis of the precedence restriction, the work time and the advisability of the robot work, the arrangement freedom indicating a degree with which a work is arranged in various orders with respect to determination of a work order regardless of other works;
associating information according to the first index and the second index with an object work of the first index and the second index; and
presenting the information and the object work,
wherein the arrangement freedom is a number of times the object work is included in a robot process, when works are formed so that a formation loss is minimized,
wherein the robot process is a group including only a work which the robot performs, in a case where the plurality of works are assigned to a plurality of groups including the group including only a work which the robot performs, regarding each of a plurality of set cycle times,
wherein the formation loss is a time in which neither the person nor the robot performs the plurality of works.

US Pat. No. 10,969,763

SYSTEMS AND METHODS TO ADAPT AND OPTIMIZE HUMAN-MACHINE INTERACTION USING MULTIMODAL USER-FEEDBACK

Embodied, Inc., Pasadena...

1. A method comprising:an adaptive behavioral control system of a human-machine interaction system detecting a plurality of interaction participants by using at least one sensor;
the adaptive behavioral control system storing at least one computer-behavioral policy for each detected interaction participant:
the adaptive behavioral control system controlling an interaction sub-system to perform actions of a first action type for each detected interaction participant in accordance with a selected computer-behavioral policy for the interaction participant;
for each detected interaction participant, the adaptive behavioral control system detecting a human reaction of the interaction participant to the performance of each action of the first action type from data received from a human reaction detection sub-system;
for each detected human interaction participant, the adaptive behavioral control system storing information indicating each detected human reaction in association with information identifying the associated action;
for each detected human interaction participant, in a case where stored information indicating detected human reactions for the first action type satisfy an update condition, the adaptive behavioral control system updating the selected computer-behavioral policy of the interaction participant for the first action type;
wherein an adaptive behavioral control system of a human-machine interaction system detecting a plurality of interaction participants by using at least one sensor comprises:
detecting locations of each detected interaction participant, and generating a three-dimensional world model of detected locations of the detected interaction participants.

US Pat. No. 10,969,762

CONFIGURING A HAZARD ZONE MONITORED BY A 3D SENSOR

SICK AG, Waldkirch (DE)

14. An apparatus for configuring at least one hazard zone to be monitored by at least one three-dimensional (3D) sensor, comprising:an input device;
at least one 3D sensor;
a display; and
a control and evaluation unit configured to:
fix outer surfaces of the at least one hazard zone based on inputs of the input device, the outer surfaces being fixed by storing data representative of locations of the outer surfaces in a data record, the data record describing at least one configured hazard zone, wherein a region inside the outer surfaces of the at least one hazard zone is ignored by the at least one 3D sensor;
display an image representative of the at least one configured hazard zone on the display, wherein the at least one hazard zone is a volume defined by the outer surfaces to secure at least one machine at least partially contained within the at least one hazard zone;
automatically check, during the configuration of the at least one hazard zone or after the configuration of the at least one hazard zone, whether the outer surfaces are directly visible to the at least one 3D sensor, wherein the outer surfaces are determined to be directly visible to the at least one 3D sensor when respective connection lines from the at least one 3D sensor to every point on the outer surfaces do not intersect the at least one hazard zone; and
indicate that the at least one hazard zone has not been properly configured when the outer surfaces are not determined to be directly visible.

US Pat. No. 10,969,761

OPERATION MACHINE

FUJI CORPORATION, Chiryu...

1. An operation machine comprising:a holding head including a holding tool configured to hold a component loaded at a given position;
an imaging device configured to image the component loaded at the given position;
a moving device configured to move the holding head; and
a control device, the control device being provided with
a first operation control section configured to control operation of the holding head and the moving device such that a face of the component is held by the holding tool, the component loaded at a first height with reference to a surface of the operation machine, and the component held by the holding tool is loaded at a first set position,
a first imaging section configured to image the component loaded at the first set position by the first operation control section,
a second operation control section configured to control operation of the holding head and the moving device such that the holding tool holds the face of the component, the component loaded at a second height that is different to the first height with reference to the surface, and loads the component held by the holding tool at a second set position,
a second imaging section configured to image the component loaded at the second set position by the second operation control section, and
a calculating section configured to calculate a position deviation amount of the loaded component based on imaging data acquired by the first imaging section and imaging data acquired by the second imaging section.

US Pat. No. 10,969,760

COORDINATE MEASUREMENT SYSTEM WITH AUXILIARY AXIS

FARO TECHNOLOGIES, INC., ...

1. An auxiliary axis measurement system for determining three-dimensional coordinates of an object, the system comprising:a primary axes assembly having one or more primary axes, wherein each axis of the one or more primary axes includes an encoder configured to measure movement relative to a respective axis;
an auxiliary axis assembly having one or more auxiliary axes, wherein each axis of the one or more auxiliary axes includes an encoder configured to measure movement relative to a respective axis; and
a control unit operably connected to the encoders of the primary axes assembly and the encoders of the auxiliary axis assembly and configured to receive data therefrom, wherein the control unit processes and synchronizes the data from both the primary axes assembly and the auxiliary axis assembly in real-time to determine the three-dimensional coordinates of the object, wherein the synchronization corrects, in real-time, for delays of data collection between the encoders based on a capture signal sent from the control unit to each encoder,
wherein the capture signal has a rate of equal to or greater than one kilohertz, the collected data is synchronized to the capture signal, and data from each encoder is transmitted to the control unit at a capture interval.

US Pat. No. 10,969,759

SAFETY CONTROLLER MODULE

1. A safety system for providing safety control, comprising:a safety controller, including:
a non-volatile memory configured for storing a safety control program and a synchronization program,
at least two processing units configured to operate in a partially redundant manner, wherein the at least two processing units are operable to execute the synchronization program to execute safety control functions associated with the safety control program, to compare outputs of the safety control functions, and to enter a safety state when the outputs of the safety control functions do not match, and
a first connector; and
a non-safety controller, including:
a second connector operative to communicatively couple to the first connector, wherein:
the safety controller is configured to communicate at least one of an input and an output signal,
at least one signal from the non-safety controller is received at the safety controller,
the at least one signal includes one of feedback and monitoring information related to a process controlled by the non-safety controller,
the at least one signal is provided to the non-safety controller from a device in the controlled process, and
the at least two processing units execute the safety control functions as a function of the at least one signal from the non-safety controller.

US Pat. No. 10,969,758

SMART GRID CONTROLLER

1. A method, comprising:determining a plurality of constraints for a system in a first format;
converting the plurality of constraints in the first format into a set of formatted constraints in a second format;
determining a near feasible solution that satisfies a first subset of formatted constraints of the set of formatted constraints;
determining a second subset of formatted constraints of the set of formatted constraint that are not satisfied by the near feasible solution;
performing a shift of the near feasible solution in a direction determined based on the second subset of formatted constraints to a distance determined based on the first subset formatted constraints and the second subset of formatted constraints;
determining whether the shift results in any formatted constraints in the second formatted constraints becoming satisfied;
adding any formatted constraints in the second subset of formatted constraints that become satisfied after the shift to the first subset of formatted constraints;
determining an optimal solution by performing an optimization technique on the near feasible solution based on the first subset of formatted constraints;
converting the optimal solution of the first subset of formatted constraints in the second format into an optimal solution of the plurality of constraints in the first format; and
implementing the optimal solution of the plurality of constraints in the first format within the system, wherein the optimal solution of the plurality of constraints in the first format is a grid control action to adjust operation of a grid.

US Pat. No. 10,969,757

CONTROLLING ONGOING BATTERY SYSTEM USAGE WHILE REPEATEDLY REDUCING POWER DISSIPATION

Veritone Alpha, Inc., Co...

1. A computer-implemented method comprising:receiving, by one or more computing systems, and for a physical system having a battery electrically coupled to an actuator with a configurable amount of resistance that controls an amount of electrical power being output when the battery is supplying electricity, a model representing the physical system and including information about operating principles of the physical system;
controlling, by a control system implemented on the one or more computing systems, ongoing operations of the physical system at a plurality of times, including obtaining state information for the battery at each of the plurality of times from multiple sensors that measure characteristics of the battery, using the model and the obtained state information to determine control actions that involve supplying electricity from the battery during at least some of the plurality of times, and performing the determined control actions during the at least some of the plurality of times to supply the electricity from the battery; and
modifying, by a control state manager implemented on the one or more computing systems, and during the controlling of the ongoing operations by the control system, attributes of the actuator at each of multiple times to repeatedly reduce power dissipation, including:
determining differences between a current level of power dissipation from the electrical power being output and an ideal level of power dissipation;
identifying, based at least in part on the obtained state information for the battery for one or more times of the plurality of times, one or more changes in the amount of resistance of the actuator that reduce the determined differences; and
adjusting the amount of resistance of the actuator based on the identified one or more changes, to modify the amount of electrical power being output when the battery is supplying electricity,
and wherein determining for one time of the multiple times of the differences between the current level of power dissipation from the electrical power being output and the ideal level of power dissipation includes:
estimating, by the one or more computing systems and for the one time, a current state and a current momentum of the physical system;
determining, by the one or more computing systems and for the one time, an ideal state and an ideal momentum for the physical system;
propagating, by the one or more computing systems and over a defined time window, state and momentum and control values to reduce differences between the current state and the current momentum and a current control to the determined ideal state and the determined ideal momentum and a determined ideal control;
sampling, by the one or more computing systems, the propagated state and momentum and control values at each of a defined quantity of sampling points within the defined time window; and
computing, by the one or more computing systems, weighted average values for state and momentum and control from the sampled propagated state and momentum and control values, wherein the computed weighted average values are used as the determined differences for the one time.

US Pat. No. 10,969,756

ROBUST AUTOMATIC METHOD TO IDENTIFY PHYSICAL PARAMETERS OF A MECHANICAL LOAD WITH INTEGRATED RELIABILITY INDICATION

ABB SCHWEIZ AG, Baden (C...

1. A method to identify physical parameters of a mechanical load with integrated reliability indication, comprising:applying a first control signal to a mechanical device in a control circuit;
measuring a first return signal;
using a power density spectrum of the first return signal to stipulate an excitation signal for the mechanical device; and
using a reference model for the mechanical device, the reference model being describable by physical parameters, the physical parameters being selected such that a weighted summed deviation between a frequency response of the reference model and a calculated frequency response is minimized,
wherein the mechanical device comprises a motor.

US Pat. No. 10,969,755

SEMI-AUTOMATIC, INTERACTIVE TOOL TO IDENTIFY PHYSICAL PARAMETERS OF A MECHANICAL LOAD

ABB SCHWEIZ AG, Baden (C...

1. A method to identify physical parameters of a mechanical load, comprising:applying a first control signal to a mechanical device in a control circuit;
measuring a first return signal;
determining a power density spectrum of the first return signal, the power density spectrum comprising a measure of variance from a given frequency band in a Fourier representation; and
using the power density spectrum of the first return signal to stipulate an excitation signal for the mechanical device.

US Pat. No. 10,969,754

COMFORT CONTROL SYSTEM EMPLOYING AUTOMATED VALIDATION, ESTIMATION AND EDITING RULES

Enel X North America, Inc...

1. An apparatus for performing validation, estimation, and editing (VEE) on a plurality of interval-based energy consumption streams, the apparatus comprising:heating, ventilation, and air-conditioning (HVAC) subsystems, configured to adjust comfort in a building; and
a network operations center, configured to receive the plurality of interval-based energy consumption streams, and configured to perform VEE on the plurality of interval-based energy consumption streams within a specified time period, said network operations center comprising:
a post VEE readings data stores, configured to provide a plurality of tagged energy consumption data sets that are each associated with a corresponding one of the plurality of interval-based energy consumption streams, each of said plurality of tagged energy consumption data sets comprising groups of contiguous interval values corresponding to correct data;
a rules processor, configured to read said post VEE readings data stores upon initiation of an event and, for said each of said plurality of tagged energy consumption data sets, configured to create a plurality of anomalies having a plurality of different durations using only said groups of contiguous interval values, and configured to generate a plurality of estimates for said plurality of anomalies by employing a plurality of estimation techniques for each of said plurality of different durations and, for said each of said plurality of different durations, configured to select a corresponding one of said plurality of estimation techniques for subsequent employment when performing VEE of subsequent energy consumption data associated with said each of said plurality of different durations for said corresponding one of the plurality of interval-based energy consumption streams; and
a process control element, coupled to said post VEE readings stores, wherein said process control element executes functions on the plurality of interval-based energy consumption streams translated by said rules processor, and directs one or more of said HVAC subsystems to change state, wherein said comfort is adjusted in accordance with building energy consumption.

US Pat. No. 10,969,753

COMMISSIONING NETWORKED SYSTEMS FOR SMART BUILDING SYSTEM INTEGRATION

Greenlight IOT, Inc., Ed...

1. A system for commissioning a plurality of building system device node barcodes in a networked system of a smart building system integration, each of the plurality of building system device node barcodes having an individual device address, the system comprising:at least one commissioning apparatus including at least one input for receiving networked system design data and at least one processor configured to:
analyze the received networked system design data, the received networked system design data comprising: node locations, and area groupings:
generate a plurality of unique room-zone barcode identifiers for each of the plurality of the building system device node barcodes by systematically linking the received networked system design data comprising the node locations and the area groupings;
generate one or more custom project workbooks for storage of each of the plurality of the unique room-zone barcode identifiers and the individual device addresses for each of the plurality of building system device node barcodes;
install, using an installation contractor, the one or more custom project workbooks in response to obtaining the received networked system design data;
determine an active state of each building system device node barcode;
identify, using the one or more custom project workbooks, a plurality of physical locations, each of the plurality of physical locations being associated with each of the plurality of the installed building system device node barcodes, the one or more custom project workbooks including the unique room-zone barcode identifiers and the individual device addresses of each of the building system device node barcodes; and
place, using the installation contractor, the building system device node barcodes in the identified physical locations.

US Pat. No. 10,969,752

SYSTEM AND APPARATUS FOR ESTIMATING STATES OF A PHYSICAL SYSTEM

United States of America ...

1. An apparatus having at least one processor for estimating states of a physical system, the apparatus comprising:a sensing system having a sensor to sense properties of the physical system to provide sensor signals, where the sensed properties are dependent upon the states of the physical system;
a state update weight assignment unit programmed to assign a state update weight for each state of the physical system;
a state prediction unit programmed to predict the states of the physical system from previous estimated states of the physical system to provide predicted states;
a state update unit programmed, for each predicted state of the predicted states, to update the predicted state dependent upon a state update weight and the sensor signals, to provide updated estimated states;
a covariance prediction unit programmed to update a covariance matrix of errors in the predicted states to provide a prediction error covariance matrix; and
a covariance update unit programmed to update a covariance matrix of errors in the updated estimated states dependent upon state update weights to provide an estimation error covariance matrix,
where the state update unit provides the updated estimated states as output;
a controller configured to receive the updated estimated states and producing one or more control signals therefrom; and
an actuator system configured to receive the one or more control signals and drive one or more actuators to provide inputs to the physical system,
where predicting the states of the physical system from the previous estimated states of the physical system is dependent, directly or indirectly, upon the control signals.

US Pat. No. 10,969,751

METHODS FOR DETERMINING PARAMETERS FOR CONTROLLING N ELECTRIC GENERATORS, METHOD FOR CONTROLLING N GENERATORS AND SYSTEM IMPLEMENTING SAID METHODS

1. A method for determining parameters for controlling N electric generators at an instant t, said method comprising, for a required power Ptot(t)=?i=1NPi(t) at an instant t with Pi(t) the electric power supplied by the electric generator i at the instant t and a reserve power Preserve(t)??i=1N(Pimax?Pi(t))×?i(t) at an instant t with Pimax the maximum power that the electric generator i can develop and ?i(t) the coefficient of activation of the electric generator i which is equal to 1 when said electric generator is on and 0 when said electric generator is off, a step of determining the optimal power Piopt(t) at the instant t associated with each electric generator i so as to minimise the fuel consumption per unit of electrical energy producedwith fi(x) the function giving the fuel consumption of the electric generator i for the electric power x.

US Pat. No. 10,969,750

SYSTEM AND METHOD FOR SCHEDULING ELECTRIC GENERATORS USING DECISION DIAGRAMS

Mitsubishi Electric Resea...

1. A power generation planning system for controlling on/off sequence of generators according to operational parameters, comprising:an interface to receive the operational parameters including a set of scenarios wherein each scenario includes a demand and reserve pattern, state-data of the generators and operational histories of the generators from a power control system and wherein the operational histories of the generators include an available number of the generators for operations, a time period of operations of the generators, and a reserve power in response to a power demand;
a memory to store an objective function, a mixed-integer programming solver, generator parameters of each the generators and planning modules including a state-space representation module, a variable assignment module, a network flow module and a tight constraint module;
a processor to execute the planning modules based on the operational parameters received by the interface, wherein the processor is configured to construct decision diagrams for each of the generators according to the generator parameters by using the state-space representation module;
generate arc variables representing state transformations of the generators by assigning binary variables to arcs of the decision diagrams by using the variable assignment module and continuous variables for each scenario representing the power production of generators;
generate network flow constraints to represent feasible operations of each of the generators;
generate tight constraints of each of the generators by using the tight constraint module for each scenario and formulate a mixed-integer problem;
solve the mixed-integer problem, by using the mixed-integer programming solver, based on the states-data of the generators, the network flow constraints and the tight constraints; and
transmit on/off sequence data of each of the generators obtained from the solved mixed-integer problem to a power control system via the interface;
wherein the power control system controls operation of each of the generators according to the transmitted on/off sequence data.

US Pat. No. 10,969,749

APPLICATION OF MODEL PREDICTIVE CONTROL (MPC)-BASED FORCED RAMPING OF PROCESS INPUT VARIABLES AND PROCESS OUTPUT REFERENCE TRAJECTORY DESIGN OVER A PREDICTION HORIZON FOR MPC-BASED PAPER MACHINE GRADE CHANGE CONTROL

Honeywell Limited, Missi...

1. A method of model predictive control of a sheet making system, which includes a processing unit, (i) a plurality of actuators that are positioned along a machine direction relative to a moving sheet of material and (ii) sensors for measuring and acquiring property data of the moving sheet of material, that comprises:assigning a target for one or more manipulated variables (MVs) that control the plurality of actuators;
selecting delays and ramps for the one or more MVs for which targets have been assigned;
assigning a target for one or more controlled variable (CVs);
selecting delayed linear ramp or filtered ramp rates for the one or more CVs;
calculating trajectories for the one or more MVs for which targets have been assigned based on the target and the selected delays and ramps;
calculating trajectories for at least one controlled variable based on the target and on the selected delayed linear ramps or filtered ramp rates;
calculating moves for any MVs that do not have pre-assigned targets by minimizing a cost function that penalizes deviations of the CVs from the calculated trajectories and also penalizes MV movements;
determining a grade change by generating a reference trajectory by allowing a time delay and the creation of a ramp from an initial setpoint to a final setpoint at a pre-selected ramp rate, wherein the generated reference trajectory is represented as:
Y ref(k)=P yref(z?1)r(k),
where the Pyref(z1) is a (nyxH,)xny matrix of transfer functions that generates the reference trajectory and r(k) is current setpoint;
implementing the grade change using the reference trajectories and the calculated MV moves that minimize the cost function so as to transition from the production of the product having a first grade to the production of a product having a second grade.

US Pat. No. 10,969,748

SYSTEMS AND METHODS FOR USING A VEHICLE AS A MOTION BASE FOR A SIMULATED EXPERIENCE

Disney Enterprises, Inc.,...

1. A system configured to use a vehicle as a motion base for a recreation presentation including presentation of simulated content, the presentation of the simulated content being provided by one or more simulation devices in the vehicle, the system comprising:one or more processors configured by machine readable instructions to:
obtain simulated content information, the simulated content information defining the simulated content, wherein the simulated content includes multiple different stories, an individual story being defined by an individual story duration, wherein the individual story duration includes different predefined segments, the different predefined segments including an individual beginning segment, an individual peak segment, and an individual ending segment, wherein the individual peak segment occurs between the individual beginning segment and the individual ending segment, wherein the multiple different stories include a first story and one or more other stories, the first story having a first story duration including a first beginning segment, a first ending segment, and a first peak segment occurring between the first beginning segment and the first ending segment;
obtain simulation information, the simulation information including simulation stimuli that correspond to simulation events, the simulation stimuli including a visual stimulus, an audio stimulus, a haptic stimulus, or a combination thereof, that changes the simulated content, the simulation stimuli including a first simulation stimulus corresponding to a first simulation event;
obtain ride information, the ride information including vehicle motion information that characterizes a real-time motion of the vehicle during a trip and user motion information that characterizes a motion of a user in the vehicle during the trip, the real-time motion of the vehicle during the trip being characterized by one or more of the vehicle moving backwards a jostling of the vehicle, the vehicle hitting a speedbump, or the vehicle hitting a pothole, or a combination thereof, the real-time motion of the vehicle being derived from output signals from one or more sensors coupled to the vehicle, the motion of the user being derived from an output signal from a sensor worn by the user;
select a story from the multiple different stories for presentation during the trip based on a duration of the trip and the simulated content information, wherein the story is selected based on the individual story duration matching the duration of the trip and the individual peak segment of the story being reached when the vehicle is expected to have a given distance or a given duration remaining in the trip, wherein the story that is selected is the first story based on the first story duration matching the duration of the trip and the first peak segment being reached when the vehicle is expected to have the given distance or the given duration remaining in the trip;
identify occurrences of the simulation events in real-time based on the vehicle motion information characterizing the real-time motion of the vehicle during the trip;
identify the simulation stimuli for the first story that correspond to the simulation events for which the occurrences are identified, such that responsive to identification of an occurrence of the first simulation event based on the vehicle motion information, the first simulation stimulus is identified, wherein the first simulation stimulus provides one or more of a first visual stimulus, a first audio stimulus, or a first haptic stimulus for the first story; and
generate the simulation stimuli for which the occurrences are identified to make a change in the first story in accordance with the first simulation stimulus, wherein generating the first simulation stimulus includes automatically controlling the one or more simulation devices to provide the first simulation stimulus.

US Pat. No. 10,969,747

ELECTRICAL TIME MEASURING SYSTEM OR DEVICE INDICATING TIME INTERVALS BY REGIONED CONCENTRIC ARCIFORMS THAT INDICATE THE TIME OF DURATION OF PARTICULAR EVENTS

SAMRAT SOLUTIONS, INC., ...

1. A time measuring device, intended to conserve processor cycles and memory usage when used in indicating time interval durations, the device comprising:a computer system with a processing system having a hardware processor configured to perform a predefined set of basic operations in response to receiving a corresponding basic instruction selected from a predefined native instruction set of codes, and with a memory accessible to the processing system;
a user interface controller under control of the processing system; and
logic, comprising a set of machine codes stored in the memory and selected from the predefined native instruction set of codes of the hardware processor, adapted to operate with the user interface controller to implement a user interface having a first clockface display comprising:
a plurality of concentric regions including an ante meridiem events region, and a post meridiem events region, the ante meridiem events region and the post meridiem events region sharing a common center;
one or more arciforms, each comprising a respective circular arc of points equidistant from the common center, that indicate a time of duration of events;
a first arciform, of the one or more arciforms, comprising:
a first arciform initial portion comprising an initial circular arc of points uniformly equidistant from the common center, with a first start point in one of the concentric regions;
a first arciform final portion comprising a final circular arc of points uniformly equidistant from the common center, with a first end point in a different one of the concentric regions; and
a first arciform transition portion connecting the first arciform initial portion and the first arciform final portion.

US Pat. No. 10,969,746

MAGNETICALLY COMPENSATED CHIP SCALE ATOMIC CLOCK

TEXAS INSTRUMENTS INCORPO...

1. An apparatus, comprising:a physics cell including:
an atomic chamber containing an atomic gas;
a laser source having a laser control input and a light output, in which the light output is responsive to the laser control input;
a modulator having a modulator control input, a light input and a modulated light output, the light input optically coupled to the light output, and the modulated light output optically coupled to the atomic chamber, in which the modulated light output is responsive to the modulator control input;
a photodetector having a photodetector input and a photodetector output, the photodetector input optically coupled to the atomic chamber, in which the photodetector is configured to generate photodetector signals at the photodetector output responsive to the photodetector input; and
a field coil around the atomic chamber, the field coil having a coil control input, and the field coil configured to generate a magnetic field in the atomic chamber responsive to the coil control input; and
an electronic circuit including:
a frequency synthesizer having a frequency output coupled to the laser control input, the frequency synthesizer including a voltage controlled oscillator having an oscillator control input and an oscillator output, in which the oscillator output is responsive to the oscillator control input, and the frequency output is responsive to the oscillator output;
a controller having a control input and control outputs, the control input coupled to the photodetector output, and the controller configured to: detect first and second resonant frequencies in the photodetector signals; determine a change in difference between the first and second resonant frequencies; and adjust the control outputs responsive to the change; and
a digital-to-analog converter (DAC) having digital inputs and first, second and third analog outputs, the digital inputs coupled to the control outputs, the first analog output coupled to the modulator control input, the second analog output coupled to the coil control input, the third analog output coupled to the oscillator control input, and the DAC configured to adjust the second analog output responsive to the control outputs.

US Pat. No. 10,969,745

PIEZOELECTRIC ELEMENT FOR AN AUTOMATIC FREQUENCY CONTROL CIRCUIT, OSCILLATING MECHANICAL SYSTEM AND DEVICE COMPRISING THE SAME

The Swatch Group Research...

1. A piezoelectric element for an automatic frequency control circuit, the piezoelectric element comprising:a balance spring formed of a strip of piezoelectric material;
a first electrode, intended to be connected to the automatic frequency control circuit, and disposed on at least a first side of the strip of piezoelectric material;
a second electrode, intended to be connected to the automatic frequency control circuit, and disposed on at least a second side of the strip of piezoelectric material;
wherein the piezoelectric material is a piezoelectric crystal or a piezoelectric ceramic;
wherein the first and second electrodes are placed on one portion or over the entire length of the balance spring in a predetermined angular distribution,
wherein the first and second electrodes are disposed on one portion of an outer coil of the balance spring, said portion including one end of the balance spring and defining a predetermined angular sector, and
wherein the first electrode includes first portions disposed on the first side of the strip of piezoelectric material and second portions disposed on at least one side of the strip of piezoelectric material distinct from the first side; wherein the second electrode includes first portions disposed on the second side of the strip of piezoelectric material and second portions disposed on at least one side of the strip of piezoelectric material distinct from the second side; the first and second portions of the first electrode respectively the second electrode being alternately connected to each other in junction areas; and wherein said junction areas are distributed over the balance spring with a predetermined angular periodicity.

US Pat. No. 10,969,744

HOLOGRAPHIC DISPLAY APPARATUS AND HOLOGRAPHIC DISPLAY METHOD FOR PROVIDING ENHANCED IMAGE QUALITY

SAMSUNG ELECTRONICS CO., ...

1. A holographic display apparatus comprising:a light source configured to emit light;
a spatial light modulator configured to reproduce a hologram image by modulating an amplitude of the light based on an amplitude modulation value; and
a controller configured to extract the amplitude modulation value from hologram data of the hologram image to be reproduced and to provide the amplitude modulation value to the spatial light modulator,
wherein the hologram data is expressed as a complex number,
the controller is further configured to select one of a positive amplitude part and a negative amplitude part in a real part of the hologram data expressed as the complex number, provide an absolute value of the selected one of the positive amplitude part and the negative amplitude part to the spatial light modulator as the amplitude modulation value, and process a remaining portion of the real part of the hologram data that is not selected as 0.

US Pat. No. 10,969,743

SYSTEM AND METHOD FOR THE EFFICIENT RECORDING OF LARGE APERTURE WAVE FRONTS OF VISIBLE AND NEAR VISIBLE LIGHT

Zazzle Inc., Redwood Cit...

1. A hybrid integral imaging apparatus, comprising:a support component;
a holographic multiplexing element having a set of discrete relief transmission holograms having a blazed coating that reflect and filter a wave front of electromagnetic radiation by a frequency and a spatial location, the set of discrete relief transmission holograms having a plurality of holographic sub-elements wherein each holographic sub-element reflects a different wavelength of electromagnetic radiation from a different input spatial point using constructive interference of the blazed coating;
one or more image recording elements that each receive the reflected wave front of electromagnetic radiation from the holographic multiplexing element and generates a set of electrical signals that represent the reflected wave front; and
a processing module that receives the set of electrical signals that represent the reflected wave front from each image recording element and reconstructs the set of electrical signals that represent the reflected wave front from each image recording element into a reconstructed image having one of a point of view and a depth.

US Pat. No. 10,969,742

PROJECTOR DISPLAY SYSTEMS HAVING NON-MECHANICAL MIRROR BEAM STEERING

Dolby Laboratories Licens...

1. A hologram image generator comprising:a first modulator configured to modulate light received from a light source to produce modulated light;
a lens configured to inverse Fourier transform said modulated light to produce inverse-Fourier-transformed light; and
a second modulator configured to modulate said inverse-Fourier-transformed light,
wherein the lens is disposed along an optical path between the first modulator and the second modulator.

US Pat. No. 10,969,741

INFORMATION PROCESSING APPARATUS, INFORMATION PROCESSING SYSTEM, AND NON-TRANSITORY COMPUTER READABLE MEDIUM STORING PROGRAM

FUJI XEROX CO., LTD., To...

1. An information processing apparatus, comprising:at least one sensor configured to detect a position of a user; and
a controller that, upon detection of the position of the user by the at least one sensor, is configured to control formation of an image to be formed in air so as to move the image from a first location to a second location, the first location being a location that overlaps the user at a predetermined area or would be predicted by the controller to overlap the user at the predetermined area, the second location being a location that does not overlap the user at the predetermined area.

US Pat. No. 10,969,740

SYSTEM AND METHOD FOR NEAR-EYE LIGHT FIELD RENDERING FOR WIDE FIELD OF VIEW INTERACTIVE THREE-DIMENSIONAL COMPUTER GRAPHICS

NVIDIA Corporation, Sant...

1. A method for rendering a light field, comprising:projecting rays from a viewpoint positioned at a first side of a spatial light modulator (SLM) to a clipping plane positioned at an opposing side of the SLM to form an elemental view frustum within a three-dimensional scene, wherein the SLM is tiled with an array of non-overlapping elemental regions and a top edge and a bottom edge of a first elemental region of the non-overlapping elemental regions are intersected by the rays to form the elemental view frustum; and
rendering objects within the elemental view frustum to generate components of a first elemental image for the first elemental region, wherein the light field includes the first elemental image and additional elemental images corresponding to the array of elemental regions and each one of the additional elemental images is rendered using an additional elemental view frustum,
wherein the rendering comprises, for each pixel of the SLM within the first elemental region:
projecting second rays from the pixel of the SLM to the clipping plane to define a pixel diffraction cone having a base of a first width; and
removing a portion of the components of the first elemental image that are outside of the pixel diffraction cone.

US Pat. No. 10,969,739

DEVELOPING DEVICE HAVING AIR OUTLET

Hewlett-Packard Developme...

1. A developing device comprising:a developing chamber having an opening portion;
a developing roller mounted in the developing chamber, wherein the developing roller is partially exposed to an environment outside the developing chamber through the opening portion;
an air inlet between an upstream boundary of the opening portion in a rotational direction of the developing roller and an outer circumference of the developing roller, wherein air is to pass into the developing chamber through the air inlet; and
an air outlet formed near the upstream boundary of the opening portion and communicatively connected to the developing chamber so as to discharge air from the developing chamber,
wherein the air outlet is located outside an effective image area in a length direction of the developing roller, and the air outlet does not overlap with the air inlet in the length direction of the developing roller.

US Pat. No. 10,969,738

RECORDING MATERIAL COOLING DEVICE

Canon Kabushiki Kaisha, ...

1. A cooling device for cooling a recording material on which a toner image is fixed, the cooling device comprising:a first belt;
a second belt for forming a nip in which the recording material is nipped and fed in cooperation with said first belt;
a first cooling unit provided inside said first belt and including (1) a first heat receiving portion for receiving heat in contact with an inner surface of said first belt in the nip and (2) a first heat dissipating portion for dissipating the heat; and
a second cooling unit provided inside said second belt and including (1) a second heat receiving portion for receiving heat in contact with an inner surface of said second belt at a downstream side of said first heat receiving portion with respect to a recording material feeding direction and (2) a second heat dissipating portion for dissipating the heat,
wherein said first heat dissipating portion is longer than said first heat receiving portion with respect to the recording material feeding direction,
wherein said first heat dissipating portion includes an overlapping portion where said first heat dissipating portion overlaps with said second heat receiving portion with respect to the recording material feeding direction, and
wherein said overlapping portion (1) does not contact the inner surface of said first belt and (2) opposes the inner surface of said first belt.

US Pat. No. 10,969,737

IMAGE FORMING APPARATUS AND METHOD FOR ENSURING ADEQUATE TORQUE OF DEVELOPMENT MOTOR AND SUPPRESSING REDUCTION IN PRINTING SPEED IN LOW-TEMPERATURE ENVIRONMENT

BROTHER KOGYO KABUSHIKI K...

1. An image forming apparatus comprising:a housing;
a photoconductive drum;
a development roller movable between a contact position where the development roller contacts the photoconductive drum and a separate position where the development roller is separated from the photoconductive drum, the development roller being configured to supply toner to the photoconductive drum in the contact position;
a switching mechanism configured to move the development roller between the contact position and the separate position;
a conveyance belt configured to convey a sheet in a state where the sheet is nipped between the conveyance belt and the photoconductive drum;
a development motor configured to drive the development roller and the switching mechanism;
a process motor configured to drive the photoconductive drum and the conveyance belt;
a temperature sensor configured to measure a temperature inside the housing; and
a controller comprising:
a processor; and
a memory storing processor-executable instructions configured to, when executed by the processor, cause the controller to:
before driving the development motor, obtain the temperature inside the housing from the temperature sensor;
determine whether the obtained temperature inside the housing is equal to or lower than a particular temperature;
when determining that the obtained temperature inside the housing is higher than the particular temperature, execute a full-speed mode to control the development motor to rotate at a first target speed and control the process motor to rotate at a second target speed; and
when determining that the obtained temperature inside the housing is equal to or lower than the particular temperature, execute a low-temperature mode to control the development motor to rotate at a third target speed lower than the first target speed and control the process motor to rotate at the second target speed that is the same as in the full-speed mode.

US Pat. No. 10,969,736

CARTRIDGE, PROCESS CARTRIDGE AND ELECTROPHOTOGRAPHIC IMAGE FORMING APPARATUS

Canon Kabushiki Kaisha, ...

1. A process cartridge comprising:(i) a frame;
(ii) a photosensitive drum rotatably supported in the frame;
(iii) a developing roller for developing a latent image on the photosensitive drum, the developing roller being rotatably supported in the frame; and
(iv) a clutch including:
(iv-i) a first drive transmission member capable of receiving a rotational force;
(iv-ii) a second drive transmission member capable of transmitting the rotational force from the first drive transmission member to the developing roller; and
(iv-iii) a lever movable relative to the frame between a first position and a second position in a state that the developing roller contacts the photosensitive drum,
wherein the clutch is capable of transmitting the rotational force from the first drive transmission member to the second drive transmission member when the lever is in the first position, and the clutch is capable of preventing the transmission of the rotational force from the first drive transmission member to the second drive transmission member when the lever is in the second position.

US Pat. No. 10,969,735

DRUM UNIT, CARTRIDGE AND COUPLING MEMBER

Canon Kabushiki Kaisha, ...

1. A drum unit for a cartridge, the drum unit comprising:(i) a photosensitive drum; and
(ii) a coupling member rotatable about a rotational axis thereof, the coupling member operatively connected to the photosensitive drum such that the coupling member is capable of transmitting a driving force to the photosensitive drum, the coupling member including a movable extended portion that extends in a first direction and a projection projecting from the extended portion in a second direction that crosses the first direction, with the projection projecting from the extended portion to an end of the projection,
wherein, as measured in a direction perpendicular to the rotational axis of the coupling member, the end of the projection is closer to the rotational axis of the coupling member than the extended portion is to the rotational axis of the coupling member, and
wherein at least a part of the extended portion is positioned inside of the photosensitive drum.

US Pat. No. 10,969,734

CARTRIDGE

Canon Kabushiki Kaisha, ...

1. A cartridge comprising:a frame including a chamber;
a photosensitive drum supported by the frame, the photosensitive drum being rotatable about an axis thereof, and a part of the photosensitive drum being positioned in the chamber; and
a coupling member provided adjacent to an opening in the cartridge, the coupling member including (i) a shaft and (ii) a projection at an end of the coupling member, the coupling member being movable between a first position and a second position, with the projection being closer to the axis of the photosensitive drum when the coupling member is in the first position than when the coupling member is in the second position,
wherein the chamber is in fluid communication with the opening, with the coupling member forming at least a part of a passageway through which toner can move from the chamber to the opening.

US Pat. No. 10,969,733

CARTRIDGE

Canon Kabushiki Kaisha, ...

1. A cartridge comprising:a frame;
a photosensitive drum rotatably supported by the frame;
a first coupling member operatively connected to the photosensitive drum such that the first coupling member is capable of transmitting a rotational force to the photosensitive drum, the first coupling member including a projection that is exposed to outside of the cartridge;
a toner feeding screw rotatably supported by the frame, the toner feeding screw being configured to move toner in the cartridge; and
a second coupling member including (i) a shaft and (ii) a projection at an end of the second coupling member,
wherein the first coupling member is operatively connected to the toner feeding screw and the second coupling member such that the rotational force can be transmitted from the first coupling member to the toner feeding screw and the second coupling member.

US Pat. No. 10,969,732

IMAGE FORMING APPARATUS INCLUDING OPTICAL PRINT HEAD

Canon Kabushiki Kaisha, ...

1. An image forming apparatus comprising:a drawer unit accommodated in an accommodating portion provided in the image forming apparatus and capable of being drawn out of the accommodating portion, the drawer unit including a detachable unit, detachable from the drawer unit, having a photosensitive member, and an LED exposure head including a housing having a substrate provided with a plurality of light emitting elements configured to emit light to expose the photosensitive member and an electroconductive member of metal provided with the housing away from the substrate; and
a grounding member provided with the accommodating portion and being grounded,
wherein the electroconductive member and the grounding member are in a conductive state in a case in which the drawer unit is drawn out to a position where the detachable unit is capable of being drawn out of the drawer unit.

US Pat. No. 10,969,731

ELECTRICAL CONTACT SPRING AND ELECTRICAL CONTACT MEMBER TO BE USED FOR IMAGE FORMING APPARATUS AND IMAGE FORMING APPARATUS

Canon Kabushiki Kaisha, ...

1. An electrical contact spring for an image forming apparatus, comprising:a compression spring portion formed of a coiled wire rod and configured to be compressed and deformed; and
a contact portion having a circular shape and provided on one side of the compression spring portion in an axis direction thereof,
wherein the contact portion has a ring shape portion, which is formed of the wire rod wound into at least a double loop around a first direction intersecting the axis direction, and a winding start portion, which is formed of the wire rod and connects the compression spring portion and the ring shape portion,
wherein the ring shape portion has a first arc portion on a side of the compression spring portion, a second arc portion on a side opposite to the compression spring portion in the axis direction, and two straight lines connecting respective ends of the first arc portion to respective ends of the second arc portion, a width of the second arc portion is greater than a width of the first arc portion in a second direction intersecting the axis direction and the first direction, and
wherein when viewed in the first direction, an end portion of the winding start portion connecting to the ring shape portion is located at a position closer to the second arc portion than to the first arc portion.

US Pat. No. 10,969,730

IMAGE FORMING APPARATUS AND IMAGE FORMING UNIT

Canon Kabushiki Kaisha, ...

1. An image forming apparatus comprising:an apparatus body including a shaft member;
a first cartridge comprising an image bearing member configured to rotate, a connecting portion configured to transmit a rotational force from the shaft member to the image bearing member, and an engagement portion, the first cartridge being detachably attached to the apparatus body so as to be located in an attachment position, the connecting portion configured to be capable of receiving the rotational force from the shaft member in a state where the first cartridge is located in the attachment position;
a second cartridge comprising a developer bearing member configured to bear developer used to develop a latent image borne on the image bearing member, and an engaged portion configured to be engaged with the engagement portion;
a guide unit configured to guide the first cartridge in a direction intersecting an axial direction of the image bearing member; and
a drawer member to which the second cartridge is detachably attached, the drawer member being configured to be inserted to and drawn out of the apparatus body in a direction intersecting the axial direction, wherein in a case where the second cartridge is attached to the apparatus body, the drawer member is inserted to the apparatus body in a state supporting the second cartridge,
wherein in a state where the first cartridge is located in the attachment position, the second cartridge is configured to be moved by the drawer member between a first position where the engaged portion is engaged with the engagement portion and a second position where the second cartridge can be detached from the drawer member, and
wherein the engaged portion is configured to be engaged with the engagement portion in a course of inserting the drawer member to the apparatus body, and the second cartridge is supported by the first cartridge via engagement of the engagement portion and the engaged portion.

US Pat. No. 10,969,729

IMAGE FORMING APPARATUS

BROTHER KOGYO KABUSHIKI K...

1. An image forming apparatus comprising:a main body casing;
a drum cartridge removably insertable into to the main body casing in a first direction, the drum cartridge including a photosensitive drum rotatable about a first axis extending in the first direction and a drum frame rotatably supporting the photosensitive drum;
a developing cartridge removably insertable into the main body casing in the first direction, the developing cartridge including a developing roller rotatable about a second axis extending in the first direction and a developing frame configured to store developer therein; and
an intermediate transfer belt being positioned above of the drum cartridge and the developing cartridge in a state where the drum cartridge and the developing cartridge are attached to the main body casing,
wherein the drum cartridge further includes a first handle being positioned at a first drum outer surface of the drum frame in the first direction, the first handle has a first recess that is recessed upward from below to form a first hollow, and
wherein the developing cartridge further includes a second handle being positioned at a first developing outer surface of the developing frame in the first direction, the second handle has a second recess that is recessed upward from below to form a second hollow.

US Pat. No. 10,969,728

CLEANING DEVICE FOR THE SURFACE OF A CYLINDER OF A PRINTER AND/OR COPIER

IDEEGO GmbH, Lichtenau (...

1. A cleaning device for a surface of a cylinder of at least one of a printer or a copier, the cleaning device comprising:a rotatably driven cylindrical cleaning element having a rotation axis, a longitudinal alignment, an outer periphery and a cleaning fitting on said outer periphery;
a suctioner conducting at least one suction medium;
said suctioner including at least one suction channel aligned towards said outer periphery of said cleaning element, extending along said longitudinal alignment of said cleaning element and having a suction channel cross section;into said at least one suction channel tangentially to said suction channel cross section; anda humidifier having at least one spray bar extending longitudinally of said at least one suction channel, said at least one spray bar of said humidifier including at least one first spray bar for spraying said cleaning element with water and at least one second spray bar for spraying said cleaning element with detergent, said first and second spray bars being disposed on opposing sides of said at least one suction channel.

US Pat. No. 10,969,727

FIXING APPARATUS FOR DETERMINING HEAT GENERATION MEMBER TO WHICH ELECTRIC POWER IS BEING SUPPLIED, AND IMAGE FORMING APPARATUS

Canon Kabushiki Kaisha, ...

1. A fixing apparatus configured to fix an unfixed toner image on a recording material, the fixing apparatus comprising:a heater unit including heat generation members at least including a first heat generation member having a first resistance value, and a second heat generation member having a second resistance value larger than the first resistance value;
a first switching unit configured to switch connection between one of the first heat generation member and the second heat generation member, and an AC power supply;
a second switching unit configured to be switchable between a conduction state in which electric power is supplied to one of the first heat generation member and the second heat generation member from the AC power supply, and a non-conduction state in which supply of electric power supplying to the one of the first heat generation member and the second heat generation member from the AC power supply is cut off;
a zero-crossing circuit unit connected between a first pole and a second pole of the AC power supply, the zero-crossing circuit unit configured to output a zero-crossing signal according to an AC voltage of the AC power supply; and
a control unit configured to control the first switching unit and the second switching unit,
wherein the control unit determines whether the electric power is supplied to the first heat generation member from the AC power supply, or the electric power is supplied to the second heat generation member from the AC power supply, based on the zero-crossing signal output from the zero-crossing circuit unit.

US Pat. No. 10,969,726

APPARATUS FOR PROCESSING SHEETS AND APPARATUS FOR FORMING IMAGE

CANON FINETECH NISCA INC....

1. A sheet processing apparatus, comprising:a transport path for transporting a sheet in a predetermined transport direction;
a folding unit disposed along the transport path to perform folding processing on a sheet transported through the transport path; and
a downstream-side unit disposed on a downstream side in the transport direction of the folding unit along the transport path to perform processing on a sheet transported from the folding unit,
wherein the folding unit includes:
a space section disposed at a lower side of the transport path for forming a cylindrical shape on a sheet transported;
a transport roller disposed in the transport path to transport a sheet to the space section; and
folding rollers to form a fold at a predetermined position on a sheet in which the cylindrical shape is formed at the space section, and
wherein the space section of the folding unit is provided in a range of overlapping the downstream-side unit in a height direction orthogonal to the transport direction.

US Pat. No. 10,969,725

IMAGE FORMING SYSTEM, SHEET PROCESSING DEVICE, AND CONTROL METHOD OF SHEET PROCESSING DEVICE

TOSHIBA TEC KABUSHIKI KAI...

1. An image forming system, comprising:an image forming device configured to form an image on a sheet;
a stapler configured to staple the sheet;
a process tray positioned on an upper surface of the sheet to be stapled;
a first sensor disposed on an upper side of the process tray, and configured to output a first signal corresponding to a first distance to an object disposed at a first position of a sheet placement region of an upper surface of the process tray, or a first thickness of the object disposed at the first position;
a second sensor disposed on the upper side of the process tray, and configured to output a second signal corresponding to a second distance to the object disposed at a second position on a downstream side in a sheet discharge direction from the first position of the sheet placement region of the upper surface of the process tray, or a second thickness of the object disposed at the second position; and
a control unit provided in the image forming device, and configured to control the stapling using the first signal and the second signal.

US Pat. No. 10,969,724

INFORMATION PROCESSING APPARATUS THAT ENABLES COMMUNICATION WITH IMAGE FORMING APPARATUS THAT HAS CONSUMABLE AND CONTROL METHOD FOR IMAGE FORMING APPARATUS THAT HAS CONSUMABLE

Canon Kabushiki Kaisha, ...

1. An information processing apparatus comprising:a memory;
a controller configured to:
obtain first consumption data relating to a consumption amount of toner in an image forming apparatus at every first predetermined period;
store the first consumption data in the memory;
generate a characteristic of the consumption amount of toner in the image forming apparatus based on second consumption data consisting of the first consumption data for a second predetermined period stored in the memory, the second predetermined period being longer than the first predetermined period;
obtaining remaining data relating to a remaining toner amount in a toner container mounted to the image forming apparatus;
determine a remaining number of days until the toner container needs to be replaced based on the characteristic and the remaining data; and
output a delivery request for the toner container based on the remaining number of days,
wherein the controller generates the characteristic without using the first consumption data of the first predetermined period which includes a timing at which the toner container is replaced.

US Pat. No. 10,969,723

METHOD FOR DETECTING FAULT LOCATION OF IMAGE FORMING APPARATUS

Canon Kabushiki Kaisha, ...

1. An image forming apparatus comprising:an image forming unit configured to form a toner image on an image carrier using toner, wherein the image carrier rotates;
a transfer unit configured to transfer the toner image from the image carrier to a sheet;
a cleaner configured to remove, from the image carrier, residual toner that passed through a transfer position where the toner image is transferred by the transfer unit; and
a controller, in a detection mode for detecting a part of the image forming apparatus that causes a streak included in the toner image formed by the image forming apparatus, configured to:
control the image forming unit to form a pattern image on the image carrier;
control the transfer unit so that the pattern image passes through the transfer position; and
control the transfer unit to transfer a cleaner streak on a sheet, the cleaner streak occurring due to abnormality of the cleaner such that the cleaner cannot completely remove the pattern image,
wherein the cleaner streak does not occur in a case of no abnormality of the cleaner.

US Pat. No. 10,969,722

IMAGE FORMING APPARATUS

Canon Kabushiki Kaisha, ...

1. An image forming apparatus comprising:an image bearing member configured to bear a toner image;
a transfer member configured to transfer the toner image borne on the image bearing member to a sheet;
a fixing unit comprising a rotary member pair configured to form a nip portion and a heating element configured to generate a heat by being supplied with power to heat the nip portion, and configured to fix the toner image on the sheet by heating the toner image transferred to the sheet at the nip portion;
a reverse conveyance unit configured to reverse the sheet which has passed through the nip portion, and resume to convey the sheet toward the transfer member;
a drive unit configured to drive the reverse conveyance unit; and
a controller configured to control the drive unit and the heating element to execute a first mode and a second mode,
the first mode being a mode in which the sheet is conveyed through a predetermined conveyance section in a duplex image formation by taking a first time length, the conveyance section being a section from a point at which the sheet transferred with a first toner image on a first surface of the sheet has passed through the nip portion to a point at which the sheet passed through the nip portion arrives at the nip portion again after reversed by the reverse conveyance unit and transferred with a second toner image to a second surface of the sheet by the transfer member,
the second mode being a mode in which the sheet is conveyed through the conveyance section in the duplex image formation by taking a second time length longer than the first time length,
wherein in the second mode, the controller is configured to execute a temperature decrease processing and thereafter execute a temperature increase processing in a period in which the sheet is conveyed through the conveyance section, the temperature decrease processing being a processing to change a target temperature of the heating element from a first temperature to a second temperature, the temperature increase processing being a processing to change the target temperature of the heating element from the second temperature to the first temperature, the first temperature being a temperature to fix the first and second toner images on the sheet, the second temperature being lower than the first temperature.

US Pat. No. 10,969,721

IMAGE FORMING APPARATUS

Canon Kabushiki Kaisha, ...

1. An image forming apparatus, comprising:an image forming unit, which is detachably mounted to the image forming apparatus, and includes an image forming portion configured to form an image on a sheet, the image forming unit including a storage unit configured to store a computer program for forming an image on the sheet;
a controller configured to control the image forming unit mounted to the image forming apparatus;
a detector configured to detect whether the image forming unit and the controller are connected to each other;
a door to be opened to draw out the image forming unit from the image forming apparatus; and
a locking unit configured to switch between a locked state, in which the door is prevented from being opened, and an unlocked state, in which the door is allowed to be opened,
wherein the controller is configured to rewrite the computer program stored in the storage unit under a state in which the locking unit is in the locked state and the detector detects the connection between the image forming unit and the controller.

US Pat. No. 10,969,720

HEATING DEVICE, FIXING DEVICE, AND IMAGE FORMING APPARATUS

FUJI XEROX CO., LTD., To...

1. A heating device comprising:a surface heater unit that generates heat along a surface extending in a longitudinal direction to heat a heating object;
a heat-conductive member disposed to be in contact with a surface of the surface heater unit over a region extending in the longitudinal direction at a side opposite to a side adjacent to the heating object;
a friction reducing material provided to a region in which the surface heater unit and the heating object are in contact with each other, the friction reducing material reducing a frictional resistance between the surface heater unit and the heating object; and
a heat-conductive material interposed between the surface heater unit and the heat-conductive member and having a surface tension that differs from a surface tension of the friction reducing material by 3 (mN/m) or more.

US Pat. No. 10,969,719

FIXING DEVICE INCLUDING MECHANISM FOR VARYING PRESSURE AT NIP REGION BETWEEN ROTARY BODY AND PRESSURE BODY

BROTHER KOGYO KABUSHIKI K...

1. A fixing device comprising:a rotary body;
a pressure body configured to form a nip region in cooperation with the rotary body;
a frame supporting the rotary body; and
a pressure varying mechanism configured to provide a nip pressure to be applied to the nip region formed between the rotary body and the pressure body, the pressure varying mechanism comprising:
a first spring configured to apply a first urging force to one of the rotary body and the pressure body, the first urging force acting in a first urging direction; and
a second spring configured to apply a second urging force to the one of the rotary body and the pressure body, the second urging force acting in a second urging direction opposite to the first urging direction,
the pressure varying mechanism being configured to vary the nip pressure to be applied to the nip region between a first nip pressure and a second nip pressure smaller than the first nip pressure,
the first nip pressure being applied to the nip region while the first urging force of the first spring is applied to the one of the rotary body and the pressure body without application of the second urging force of the second spring to the one of the rotary body and the pressure body, and
the second nip pressure being applied to the nip region while both of the first urging force of the first spring and the second urging force of the second spring are applied to the one of the rotary body and the pressure body.

US Pat. No. 10,969,718

FIXING DEVICE INCLUDING ROTOR FACING INNER CIRCUMFERENTIAL SURFACE OF FIXING BELT AND IMAGE FORMING APPARATUS

KYOCERA Document Solution...

1. A fixing device comprising:a fixing belt; and
a heating section that faces an inner circumferential surface of the fixing belt, wherein
the heating section includes:
a heater configured to heat the fixing belt;
a heater holding member that holds the heater;
a reinforcing member that reinforces the heater holding member; and
at least one rotor that faces the inner circumferential surface,
the at least one rotor includes a main body and an elastic member,
the main body has a cylindrical shape with open ends,
the elastic member includes:
a stored portion that is stored in the main body; and
opposite ends that respectively protrude from opposite ends of the main body with the stored portion stored in the main body,
the at least one rotor is attached to the reinforcing member, and
the reinforcing member supports the opposite ends of the elastic member.

US Pat. No. 10,969,717

HEATING DEVICE HAVING A MOTION RESTRICTOR AND FIXING DEVICE AND IMAGE FORMING APPARATUS INCLUDING THE SAME

RICOH COMPANY, LTD., Tok...

1. A heating device comprising:an endless rotator configured to rotate in a rotation direction;
a heater configured to contact an inner circumferential surface of the endless rotator and extend in an axial direction of the endless rotator;
an elastic body configured to contact the inner circumferential surface of the endless rotator and disposed downstream from the heater in the rotation direction of the endless rotator;
a holder configured to hold the heater and the elastic body;
a pressure rotator disposed opposite the heater and the elastic body via the endless rotator to form a nip between the endless rotator and the pressure rotator; and
a motion restrictor mounted on the holder, the motion restrictor configured to restrict motion of the heater downstream in the rotation direction of the endless rotator,
wherein the motion restrictor is disposed outboard from the elastic body in the axial direction of the endless rotator.

US Pat. No. 10,969,716

NON-CONTACT IMAGE HEATING APPARATUS INCLUDING A SHIELDING MEMBER

Canon Kabushiki Kaisha, ...

1. A heating apparatus for heating an image on a recording material with a liquid developer including toner and a liquid carrier, said heating apparatus comprising:a belt configured to rotate and feed the recording material on which the image is formed;
a driving source configured to rotate said belt;
a heating member opposing said belt such that the heating member is not in contact with said belt, said heating member being configured to heat the image on the recording material on said belt by radiant heat when said heating member is energized;
a shielding member configured to shield heat of said heating portion;
a moving mechanism configured to move said shielding member between a shielding position where (i) said shielding member is positioned between said heating portion and said belt and (ii) said heating member is shielded from facing said belt, and a retracted position where said shielding member is retracted from said shielding position; and
a controller configured to control said moving mechanism so that (i) said shielding member moves to the retracted position during an image forming job in which the image on the recording material is fed by the rotation of said belt and is heated and (ii) said shielding member moves from the retracted position to the shielding position after the end of the energization of said heating member and the rotation of said belt is stopped at the end of the image forming job.

US Pat. No. 10,969,715

IMAGE FORMING APPARATUS AND METHOD OF OPERATING AN IMAGE FORMING APPARATUS WITH INTERMITTENT PRINTING MODES

TOSHIBA TEC KABUSHIKI KAI...

1. An image forming apparatus comprising:a control unit configured to change a ratio between an execution time for executing printing and a stop time for stopping the printing according to any one of a stop control number that is the number of times that an operation of the printing is stopped, a stop control time that is the time during which the operation of the printing is stopped, a printing execution time that is the time during which the printing is executed, and a printing execution control number that is the number of times that the printing is executed, in an intermittent mode that operates by switching between executing the printing and stopping the printing.

US Pat. No. 10,969,714

IMAGE FORMING APPARATUS CONFIGURED TO SET DIFFERENT TARGET HEATER TEMPERATURES DURING PRINTING

TOSHIBA TEC KABUSHIKI KAI...

8. An image forming apparatus comprising:a heat roller comprising a heater configured to generate heat to fix a toner image on a print medium;
a system controller configured to transmit, when printing is to be performed on a print medium, a control signal that indicates when power is to be supplied to the heater; and
a heater control circuit configured to control amount of power supplied to the heater according to the control signal, a target temperature of the heater, and a current temperature of the heater, wherein
when printing is to be continuously performed on a plurality of print media, the system controller transmits the control signal to the heater control circuit a first predetermined time before start of printing, and
before an end of the continuous printing, the heater control circuit sets the target temperature to a temperature lower than a predetermined temperature that is set when printing is performed on one print medium.

US Pat. No. 10,969,713

IMAGE HEATING APPARATUS THAT CONTROLS PLURAL HEAT GENERATING BLOCKS BASED ON WHETHER A RECORDING MATERIAL PASSES THE RESPECTIVE BLOCK, AND IMAGE FORMING APPARATUS

Canon Kabushiki Kaisha, ...

1. An image heating apparatus comprising:a heating unit which includes a heater for heating an image formed on a recording material and has a plurality of divided heat-generating blocks in a direction orthogonal to a transport direction for the recording material;
a temperature detecting element which detects a temperature of each of the heat-generating blocks; and
a controller which controls power to be supplied to each of the heat-generating blocks,
wherein, when the image heating apparatus continuously heats images formed on a plurality of sheets of the recording material having an equal size, the controller determines whether each of the heat-generating blocks is a heat-generating block which is passed by the recording material or a heat-generating block which is not passed by the recording material on the basis of a detection temperature by the temperature detecting element when the heat-generating block is supplied with prescribed power, and changes a control condition in the heating on the basis of the determination.

US Pat. No. 10,969,712

IMAGE HEATING APPARATUS AND IMAGE FORMING APPARATUS THAT CONTROL ELECTRICAL POWER SUPPLIED TO FIRST AND SECOND HEAT GENERATING BLOCKS

Canon Kabushiki Kaisha, ...

1. An image forming apparatus for forming an image on a recording material, comprising:a fixing unit configured to fix the image formed on the recording material to the recording material, the fixing unit including
(i) a tubular film;
(ii) a heater provided in an inner space of the film, the heater including a substrate, a first heat generating block formed on the substrate, and a second heat generating block formed on the substrate and disposed adjacent to the first heat generating block in a longitudinal direction of the heater, wherein the longitudinal direction is orthogonal to a conveying direction of the recording material;
(iii) a roller contacting an outer surface of the film and forming a nip portion in cooperation with the heater through the film; and
(iv) a power control portion configured to control electrical power to be supplied to the first and second heat generating blocks, the power control portion being capable of controlling the electrical power to be supplied to the first and second heat generating blocks independently,
wherein the image on the recording material is heated at the nip portion while the recording material is being pinched and conveyed at the nip portion,
wherein, when the recording material passes the position of the heater in the conveying direction of the recording material, and, in the longitudinal direction, when an entire area in which the second heat generating block is provided is an area in which the recording material passes and only a portion of an area in which the first heat generating block is provided is an area in which the recording material passes, the power control portion controls the electrical power to be supplied to the first and second heat generating blocks so that electrical power Wd supplied to the first heat generating block is smaller than electrical power We supplied to the second heat generating block, and
wherein the electric power Wd is set in accordance with a size of the recording material in the longitudinal direction of the heater and a number of sheets of the recording material being conveyed to the fixing unit.

US Pat. No. 10,969,711

ELECTROPHOTOGRAPHIC BELT AND ELECTROPHOTOGRAPHIC IMAGE FORMING APPARATUS

CANON KABUSHIKI KAISHA, ...

1. An electrophotographic belt comprising a first layer containing a thermoplastic resin composition containing a thermally melt kneaded product including:a thermoplastic polyester resin;
an ionic electro-conductive agent having a sulfonimide structure as an anion; and
an amide compound having at least two amide groups in one molecule and having a molecular weight of 1000 or less.

US Pat. No. 10,969,710

IMAGE FORMING APPARATUS AND METHOD OF CONTROLLING IMAGE FORMING APPARATUS

TOSHIBA TEC KABUSHIKI KAI...

1. An image forming apparatus, comprising:a photosensitive drum;
an exposure component configured to expose the photosensitive drum based on image data;
a development component configured to forma toner image on the photosensitive drum with toner supplied from a toner cartridge;
a toner supply motor configured to supply the toner to the development component from the toner cartridge; and
a processor configured to detect toner emptiness when a toner supply ratio calculated based on an integrated value of a pixel count value of the image data and an integrated value of a driving time of the toner supply motor is less than a preset threshold.

US Pat. No. 10,969,709

MEMBER FOR ELECTROPHOTOGRAPHY, PROCESS CARTRIDGE AND ELECTROPHOTOGRAPHIC APPARATUS

CANON KABUSHIKI KAISHA, ...

1. A member for electrophotography, comprising:an electro-conductive substrate; and
an electro-conductive layer as an outermost layer, the electro-conductive layer containing a resin having a nitrogen-containing heterocyclic cation structure, an anion and carbon black, wherein
the carbon black has a DBP absorption number of 45 to 90 ml/100 g, and a CTAB adsorption specific surface area of 50 to 100 m2/g.

US Pat. No. 10,969,708

DEVELOPING DEVICE, PROCESS CARTRIDGE, AND IMAGE FORMING APPARATUS

Ricoh Company, Ltd., Tok...

1. A developing device configured to develop latent images on a surface of an image bearer, the developing device comprising:a developing roller configured to rotate in a predetermined direction of rotation and opposed to or in contact with the image bearer to form a development range;
a cover configured to cover the developing roller downstream from the development range in the predetermined direction of rotation, the cover including:
a first portion in which a minimum distance between the first portion of the cover and a center of the developing roller is a first distance; and
a second portion in which the minimum distance between the second portion of the cover and the center of the developing roller is a second distance smaller than the first distance, the second portion of the cover disposed adjacent to and downstream from the first portion of the cover in the predetermined direction of rotation; and
a sheet member cantilevered by the cover and configured to contact a developer on the developing roller with a flat face of the sheet member while trailing along the predetermined direction of rotation at a position downstream from the development range.

US Pat. No. 10,969,707

IMAGE FORMING APPARATUS

TOSHIBA TEC KABUSHIKI KAI...

1. An image forming apparatus comprising:a photoconductive body;
a light source including a plurality of light emitting elements arranged along a first direction;
a lens positioned to focus light emitted from the plurality of light emitting elements at a focal position;
a light housing configured to hold the light source and the lens;
a first fulcrum;
a second fulcrum spaced from the first fulcrum in the first direction, the light housing being configured to selectively engage the first fulcrum and the second fulcrum, the first fulcrum and the second fulcrum being positioned such that a surface of the photoconductive body is positioned at the focal position when the light housing engages the first fulcrum and the second fulcrum;
a stay positioned to (i) support the light housing at a plurality of supporting points between the first fulcrum and the second fulcrum, and (ii) receive force at a plurality of operating points, each of the plurality of operating points positioned between a respective pair of the plurality of supporting points; and
a repositioning mechanism coupled to the stay, the repositioning mechanism positioned to apply the force through the plurality of operating points in a second direction that is different than the first direction;
the light housing being configured to press against the first fulcrum and the second fulcrum when the repositioning mechanism is in a first orientation; and
the light housing being spaced from the first fulcrum and the second fulcrum when the repositioning mechanism is in a second orientation.

US Pat. No. 10,969,706

MAGNETIC CORE MATERIAL FOR ELECTROPHOTOGRAPHIC DEVELOPER, CARRIER FOR ELECTROPHOTOGRAPHIC DEVELOPER, AND DEVELOPER

POWDERTECH CO., LTD., Ka...

1. A magnetic core material for electrophotographic developer, having a sulfur component content of from 60 to 800 ppm on a weight basis and a pore volume of from 30 to 100 mm3/g, wherein the sulfur content is quantified by detection of sulfate ions.

US Pat. No. 10,969,705

TWO-COMPONENT DEVELOPER

CANON KABUSHIKI KAISHA, ...

1. A two-component developer, comprising:a toner including a toner particle that includes a binder resin including a polymer A having a first monomer unit derived from a first polymerizable monomer, and a second monomer unit derived from a second polymerizable monomer that is different from the first polymerizable monomer, the first polymerizable monomer being at least one member selected from the group consisting of (meth)acrylic acid esters having a C18-36 alkyl group; and
a magnetic carrier having a magnetic core with a coating resin on a surface of the magnetic core, the coating resin including a polymer B having a monomer unit (a) derived from a polymerizable monomer (a), and a monomer unit (b) derived from a polymerizable monomer (b) that is different from polymerizable monomer (a), wherein
a content of the first monomer unit in the polymer A is 5.0 to 60.0 mol % based on the total number of moles of all the monomer units in polymer A,
a content of the second monomer unit in the polymer A is 20.0 to 95.0 mol % based on the total number of moles of all the monomer units in polymer A,
3.00?(SP21?SP11)?25.00 and 21.00?SP21
when SP11 (J/cm3)0.5 is an SP value of the first monomer unit and SP21 (J/cm3)0.5 is an SP value of the second monomer unit, and
20.30?SP(a)?22.00 and 19.00?SP(b)?20.20
when SP(a) (J/cm3)0.5 is an SP value of monomer unit (a) and SP(b) (J/cm3)0.5 is an SP value of monomer unit (b).

US Pat. No. 10,969,703

ELECTROPHOTOGRAPHIC PHOTOSENSITIVE MEMBER, PROCESS CARTRIDGE, AND ELECTROPHOTOGRAPHIC APPARATUS

CANON KABUSHIKI KAISHA, ...

1. An electrophotographic photosensitive member comprising, in this order:an electro-conductive support;
a photosensitive layer; and
a surface layer, the surface layer comprising metal oxide particles, and a copolymerization product of a composition containing a hole-transportable compound having a chain-polymerizable functional group and a compound represented by formula (1)

where R11 and R12 independently represent an alkyl group having 1 to 4 carbon atoms with the proviso that R11 and R12 may be bonded to each other to form a ring, R13 represents an alkyl group having 1 to 4 carbon atoms, R14 and R15 independently represent a hydrogen atom or a methyl group, and R16 and R17 independently represent an alkylene group having 1 to 4 carbon atoms.

US Pat. No. 10,969,702

EXTREME ULTRAVIOLET LITHOGRAPHY APPARATUS

Samsung Electronics Co., ...

1. An extreme ultraviolet (EUV) lithography apparatus comprising:a light source configured to generate an EUV light;
an EUV mask configured to pattern a photoresist film on a substrate with the EUV light;
a pellicle between the EUV mask and the photoresist film;
a first mirror array arranged between the light source and the EUV mask, the first mirror array configured to reflect the EUV light to the EUV mask;
a second mirror array arranged between the EUV mask and the substrate, the second mirror array configured to reflect the EUV light to the substrate; and
a carbon-based optical filter arranged between the EUV mask and the second mirror array configured to filter a light having an out-of-band (OoB) wavelength from the EUV light;
a dynamic gas lock (DGL) over the substrate; and
a carbon-based DGL membrane installed at the DGL configured to block a diffusion of a gas released from the photoresist film by the EUV light, and to filter the light having the OoB wavelength.

US Pat. No. 10,969,700

APPARATUS AND METHOD FOR TREATING SUBSTRATE

SEMES CO., LTD., Chungch...

1. A method for treating a substrate, the method comprising:a substrate treating step of treating the substrate by dispensing a treating liquid onto the substrate supported on a support plate in a processing space of a processing vessel; and
a vessel cleaning step of cleaning the processing vessel by dispensing a cleaning solution onto a jig supported on the rotating support plate,
wherein in the vessel cleaning step, the jig is located such that the center of the jig is offset from the center of the support plate.

US Pat. No. 10,969,699

PROJECTION LIGHTING SYSTEM FOR SEMICONDUCTOR LITHOGRAPHY WITH AN IMPROVED HEAT TRANSFER

Carl Zeiss SMT GmbH, Obe...

1. An apparatus, comprising:a component;
a supporting cooling structure; and
a connecting element comprising a joint and a heat conducting element,
wherein:
the connecting element connects the component to the supporting cooling structure;
the connecting element has a receiving region that receives the component;
the connecting element has a foot region connected to the supporting cooling structure;
the joint is between the receiving and foot regions;
the heat conducting element is between the receiving and foot regions;
the heat conducting element contacts the receiving region only in a first region;
the heat conducting element contacts the foot region only in a second region;
without a force applied to the heat conducting element:
a first straight line extends from the first region to the second region;
a second straight line is parallel to the first straight line;
the second straight line does not intersect the first region or the second region; and
the second straight line intersects the heat conducting element;
the heat conducting element has portions extending perpendicular to the connecting straight line; and
the apparatus is a semiconductor lithography projection exposure apparatus.

US Pat. No. 10,969,698

CONTROL APPARATUS, EXPOSURE APPARATUS, AND METHOD OF MANUFACTURING ARTICLE

CANON KABUSHIKI KAISHA, ...

1. A control apparatus for performing synchronous control to synchronize driving of a second moving member to follow driving of a first moving member, the control apparatus comprising:a feedback control system configured to perform, for each of the first moving member and the second moving member, feedback control to reduce a position deviation from a target position; and
a feedforward control system configured to perform feedforward control by providing the second moving member with a feedforward manipulated variable to reduce a synchronous error between the first moving member and the second moving member, in a state where the feedback control is being performed,
wherein the feedforward control system includes a calculator configured to:
obtain an input/output response of the second moving member, in a state where the second moving member is staying still and provided with the feedforward manipulated variable;
obtain position deviations of the first moving member and the second moving member while driving the first moving member and the second moving member in synchronism with each other;
calculate the feedforward manipulated variable based on the input/output response of the second moving member and the synchronous error between the first moving member and the second moving member obtained from the position deviations of the first moving member and the second moving member;
obtain first data by measuring a position deviation of the first moving member while driving the first moving member, in a state where the feedback control is being performed for the first moving member and the feedforward control is not being performed for the first moving member;
obtain second data by measuring the position deviations of the first moving member and the second moving member while driving the first moving member and the second moving member in synchronism with each other, in a state where the feedback control is being performed for each of the first moving member and the second moving member and the feedforward control is being performed by providing the first moving member with a manipulated variable calculated based on the obtained first data and an input/output response of the first moving member; and
calculate the synchronous error between the first moving member and the second moving member from the obtained second data.

US Pat. No. 10,969,697

OVERLAY METROLOGY TOOL AND METHODS OF PERFORMING OVERLAY MEASUREMENTS

Taiwan Semiconductor Manu...

1. A method, comprising:reflecting a light beam off a wafer;
generating a first transmitted component comprising two orthogonal polarizations from the light beam;
generating a second transmitted component comprising a first polarization of the two orthogonal polarizations from the light beam, the first and second transmitted components being generated during a single illumination of the wafer without rotating a polarization of the light beam;
collecting intensity information from the first and second transmitted components, the first transmitted component still comprising the two orthogonal polarizations; and
determining an overlay error between material layers of the wafer from the intensity information.

US Pat. No. 10,969,696

IMAGE EXPOSURE DEVICE

FUJIFILM Corporation, To...

1. An image exposure device comprising:an image display device having pixels;
a photosensitive recording medium support portion that supports a photosensitive recording medium for recording an image of the image display device in a state in which an exposure surface of the photosensitive recording medium faces the image display device; and
a transmitted light control portion that is provided between the image display device and the photosensitive recording medium support portion and is formed by laminating three or more layers of transmission members that have a plurality of openings formed therein and transmit only light incident on the openings,
wherein the plurality of openings is formed to be identical in size and location among the plurality of the laminated transmission members.

US Pat. No. 10,969,695

FLUID HANDLING STRUCTURE AND LITHOGRAPHIC APPARATUS

ASML NETHERLANDS B.V., V...

1. A fluid handling structure for an immersion lithographic apparatus, the fluid handling structure configured to confine immersion fluid to a region and comprising:a gas knife system comprising passages each having an exit, the passages comprising:
a plurality of first passages having a plurality of corresponding first exits to supply gas out of the fluid handling structure to the region, and
a plurality of second passages having a plurality of corresponding second exits to supply gas out of the fluid handling structure to the region, the second exits located outward, relative to a central portion of the fluid handing structure, of the first exits,
wherein a spacing between two adjacent first exits is different than a spacing between two adjacent second exits.

US Pat. No. 10,969,694

PROJECTION LENS, PROJECTION EXPOSURE APPARATUS AND PROJECTION EXPOSURE METHOD

Carl Zeiss SMT GmbH, Obe...

1. A projection lens, comprising:a multiplicity of lens elements arranged along an optical axis between object and image planes,
wherein:
the lens elements are configured to image a pattern in the object plane of the projection lens into the image plane of the projection lens with a reducing imaging scale;
the lens elements comprise first lens elements comprising a first material with a first Abbe number;
the lens elements comprise second lens elements comprising a second material with a second Abbe number;
the second Abbe number is greater than the first Abbe number;
the projection lens comprises exclusively the following lens element groups:
a first lens element group following the object plane, the first lens element group having positive refractive power;
a second lens element group following the first lens element group, the second lens element group having negative refractive power, the second lens element group configured to produce a waist around a region of minimal marginal ray heights between the object plane and the image plane;
a third lens element group following the second lens element group, the third lens element group being between the second lens element group and a stop position suitable for attaching an aperture stop, the third lens element group having positive refractive power; and
a fourth lens element group between the stop position and the image plane, the fourth lens element group having positive refractive power;
the first and second lens elements are configured to correct a wavefront aberration of the projection lens and a distortion of the projection lens at the same time for wavelength ranges of emission lines of a mercury vapor lamp at approximately 365 nm, approximately 405 nm and approximately 436 nm; and
the projection lens is a refractive projection lens.

US Pat. No. 10,969,693

PRODUCING LIGHT-EXPOSED STRUCTURES ON A WORKPIECE

Temicon GmbH, Dortmund (...

1. A device for producing light-exposed structures on a workpiece having a light-sensitive surface witha seat for the workpiece,
an optical unit comprising a coherent light source and a flat diffraction grating for generating a strip-shaped illumination pattern having strips extending in a longitudinal direction and having a pattern width extending in a transverse direction, said illumation pattern having an intensity distribution comprising maxima, wherein the intensity of the maxima decreases in said transverse direction from a center of the illumination pattern toward edges of the illumination pattern,
a device for moving the surface of the workpiece and the optical unit relative to each other, wherein the device is designed to move in accordance with a path sequence,
wherein the path sequence comprises at least a first and a second movement path in the longitudinal direction in order to generate a first and a second light-exposed structure oriented parallel to each other on the surface of the workpiece, said structures having strips,
wherein the first and second movement path are spaced apart from each other by less than the pattern width,
and wherein the first and second light-exposed structures overlap in such a way that strips of the first and second light-exposed structures are arranged to lie on each other, so that a resulting light-exposed structure on the surface of the workpiece has an at least substantially constant light-exposure in an overlapping region of the first and second movement path, wherein
the diffraction grating is obliquely tilted relative to at least part of the surface of the workpiece that is light-exposed by the illumination pattern.

US Pat. No. 10,969,692

CONFIGURING OPTICAL LAYERS IN IMPRINT LITHOGRAPHY PROCESSES

Magic Leap, Inc., Planta...

1. An imprint lithography method of configuring optical layers, the imprint lithography method comprising:forming a first optical layer comprising a first substrate and a nanolayer imprinted directly on the first substrate;
forming a second optical layer comprising a second substrate and a first functional pattern disposed along the second substrate; and
forming a third optical layer comprising a third substrate and a second functional pattern disposed along the third substrate,
wherein imprinting the nanolayer on the first substrate changes the effective refractive index of the substrate such that a relative amount of light transmittable through the first substrate to the second optical layer is changed by a selected amount.

US Pat. No. 10,969,691

EXTREME ULTRAVIOLET EXPOSURE APPARATUS AND METHOD, AND METHOD OF MANUFACTURING SEMICONDUCTOR DEVICE BY USING THE EXPOSURE METHOD

Samsung Electronics Co., ...

1. An extreme ultraviolet (EUV) exposure method comprising:generating and outputting, by using an EUV source, EUV;
transferring, by using first illumination optics, the EUV to an EUV mask;
projecting, by using projection optics, the EUV reflected from the EUV mask onto an exposure target;
generating and outputting, by using laser apparatus, a laser beam;
forming, by using second illumination optics, an illumination shape of the laser beam; and
irradiating the laser beam having the illumination shape onto at least one mirror included in the projection optics,
wherein the irradiating the laser beam comprises heating, by using the laser beam, a first portion or a second portion of the at least one mirror through the second illumination optics to compensate for a component of an overlay error between layers of the exposure target, the first portion being one portion of the at least one mirror, the second portion being another portion of the at least one mirror that is other than the first portion, when an error associated with the component three-dimensionally increases as a position distances from a center to both sides in a first direction, the first direction being perpendicular to a scan direction in an exposure process.

US Pat. No. 10,969,690

EXTREME ULTRAVIOLET CONTROL SYSTEM FOR ADJUSTING DROPLET ILLUMINATION PARAMETERS

TAIWAN SEMICONDUCTOR MANU...

1. A method of controlling a droplet illumination module/droplet detection module system of an extreme ultraviolet (EUV) radiation source, the method comprising:irradiating a target droplet with light from a droplet illumination module before the target droplet is irradiated with an excitation laser;
detecting light reflected and/or scattered by the target droplet;
determining whether an intensity of the detected light is within an acceptable range; and
if it is determined that the intensity of the detected light is not within the acceptable range of intensity, automatically adjusting a parameter of the droplet illumination module to set the intensity of detected light within the acceptable range,
wherein the droplet illumination module has an adjustable slit having a slit width in a range of 10 ?m to 300 ?m and the parameter comprises the slit width of the adjustable slit,
wherein the adjustable slit is positioned between the droplet illumination module and the target droplet.

US Pat. No. 10,969,689

APPARATUS FOR MAKING DIRECT WRITING SCREEN PLATE AND USING METHOD THEREOF

JIANGSU GIS LASER TECHNOL...

1. An apparatus for making a direct writing screen plate, comprising:a host, a motion system, a light source controller, a light source, a data processing module, a digital micromirror device, a Z-axis controller, an optical lens, a signal splitter, a displacement sensor, a Z-axis lifting mechanism and a micro-motion adjusting mechanism; wherein
the motion system comprises a stepping platform, a scanning platform and a platform driver, wherein the platform driver is connected to the host and is configured to drive the stepping platform and the scanning platform to move;
the stepping platform is configured to carry a to-be-exposed screen plate and drive the screen plate to move, the scanning platform is configured to carry the Z-axis lifting mechanism, the micro-motion adjusting mechanism, the digital micromirror device, the optical lens and the displacement sensor and is configured to drive the Z-axis lifting mechanism, the micro-motion adjusting mechanism, the digital micromirror device, the optical lens and the displacement sensor to move;
the light source controller is connected to the host and is configured to control an on-off state and a light intensity of the light source, the light source is configured to provide continuous output light energy for the digital micromirror device, and light outputted by the digital micromirror device becomes uniform surface light after passing through the optical lens;
the data processing module is connected to the host and is configured to drive the digital micromirror device to complete an image generation and projection under a control of the host;
the optical lens is configured to be driven to move up and down in a vertical direction by the Z-axis lifting mechanism and the micro-motion adjusting mechanism; and the optical lens is configured to adjust a height to focus an image projected by the digital micromirror device clearly and then is configured to project the image onto a surface of the screen plate for exposure;
the displacement sensor is flush juxtaposed to the optical lens, the displacement sensor is configured to measure a distance between the optical lens and the to-be-exposed screen plate and is configured to transmit distance data to the Z-axis controller;
the signal splitter is connected to the scanning platform and is configured to send position data of the scanning platform in a scanning direction to the data processing module and the Z-axis controller synchronously;
the Z-axis controller is connected to the host and is configured to receive the distance data transmitted by the displacement sensor and the position data transmitted by the signal splitter, wherein the Z-axis controller is configured to calculate a position of a focal plane of the optical lens at each scanning position according to the distance data and the position data, then combine a calculated focal plane position with the position data of the scanning platform and to establish a one-to-one mapping relation; based on the one-to-one mapping relation, the Z-axis controller also is configured to control actions of the Z-axis lifting mechanism and the micro-motion adjusting mechanism for adjusting the distance between the optical lens and the to-be-exposed screen plate.

US Pat. No. 10,969,688

SUBSTRATE TREATING APPARATUS AND SUBSTRATE TREATING METHOD

SEMES CO., LTD., Chungch...

1. A substrate treating apparatus comprising:a first substrate support member and a second substrate support member configured to support a substrate;
a plurality of nozzles configured to discharge a treatment liquid to the substrate located in the first substrate support member and the second substrate support member, the nozzles being connected to a treatment liquid source;
a nozzle arm configured to support the nozzles;
a purge port disposed between the first substrate support member and the second substrate support member, purge port including a cleaner configured to clean a purge nozzle, the cleaner being disposed in a bottom side of the purge port;
a driving member configured to move the nozzle arm between any two of the first substrate support member, the purge port, and the second substrate support member, the driving member being disposed under the first substrate support member and the second support member; and
a controller configured for controlling the nozzle arm and the driving member, the controller being electrically connected to the driving member, the nozzle arm, and the nozzles,
wherein the controller controls the nozzle arm and the driving member such that the purge nozzle that is one of the plurality of nozzles performs a purge operation by discharging the treatment liquid to the purge port in a process of moving the nozzle arm to one of the first substrate support member and the second substrate support member after the nozzle arm discharges the treatment liquid from the other of the first substrate support member and the second substrate support member;
wherein the controller controls the cleaner such that the cleaner cleans the purge nozzle after the purge operations are performed a preset number of times.

US Pat. No. 10,969,687

METHOD FOR FORMING PATTERNS

UNITED MICROELECTRONICS C...

1. A method for forming patterns, comprising:providing a photoresist;
performing a first exposure process using a first photomask to said photoresist, wherein said first photomask is provided with first opening patterns in an array, and portions of said photoresist overlapping said first opening patterns are exposed in said first exposure process, and the other portions of said photoresist not overlapping said first opening patterns are unexposed in said first exposure process;
performing a second exposure process using a second photomask to said photoresist, wherein said second photomask is provided with second opening patterns in an array, and each corner of said second opening patterns overlaps each corner of said first opening patterns, and portions of said photoresist overlapping said second opening patterns are exposed in said second exposure process, and the other portions of said photoresist not overlapping said second opening patterns are unexposed in said second exposure process; and
performing a development process to remove portions of said photoresist unexposed both in said first exposure process and in said second exposure process, so that staggered hole patterns are formed in said photoresist.

US Pat. No. 10,969,686

FILM MASK, METHOD FOR MANUFACTURING SAME, AND METHOD FOR FORMING PATTERN USING FILM MASK AND PATTERN FORMED THEREBY

LG CHEM, LTD., Seoul (KR...

1. A film mask, comprising:a transparent substrate;
a separate resin layer provided on the transparent substrate;
a light-shielding region that includes:
an aluminum metal layer provided on the resin layer; and
a darkened light-shielding pattern layer provided on the aluminum metal layer, the aluminum metal layer provided between the transparent substrate and the darkened light-shielding pattern layer;
a half tone region provided on the resin layer and that includes the darkened light-shielding pattern layer having a thickness that is different from a thickness of the darkened light-shielding pattern layer in the light-shielding region; and
groove portions formed in the separate resin layer provided in a region where no darkened light-shielding pattern layer is provided,
wherein the darkened light-shielding pattern layer comprises AlOxNy (0?x?1.5, 0?y?1, and x and y are a ratio of O atoms and N atoms to one Al atom, respectively).

US Pat. No. 10,969,685

PHOTORESIST COMPOSITION

SUMITOMO CHEMICAL COMPANY...

1. A photoresist composition comprising:a novolak resin obtained by condensing a phenol compound with an aldehyde in the presence of a catalyst, said phenol compound being selected from the group consisting of phenol, o-, m- or p-cresol, 2,3-, 2,5-, 3,4- or 3,5-xylenol, 2,3,5-trimethylphenol, 2-, 3- or 4-tert-butylphenol, 2-tert-butyl-4- or 5-methylphenol, 2-, 4- or 5-methylresorcinol, 2-, 3- or 4-methoxyphenol, 2,3-, 2,5- or 3,5-dimethoxyphenol, 2-methoxyresorcinol, 4-t-butylcatechol, 2-, 3- or 4-ethylphenol, 2,5-, 3,5-diethylphenol, 2,3,5-triethylphenol, 2-naphthol, 1,3-, 1,5- or 1,7-dihydroxynaphthalene, and polyhydroxytriphenylmethane compounds obtained by condensing xylenol with hydroxybenzaldehyde;
one resin selected from the group consisting of
a resin which has a structural unit represented by the formula (a1-2):
in which Ra5 represents a hydrogen atom or a methyl group, Ra1? and Ra2? independently each represent a hydrogen atom or a C1-C12 hydrocarbon group where a methylene group can be replaced by an oxygen atom or a sulfur atom, and Ra3? represents a C1-C20 hydrocarbon group where a methylene group can be replaced by an oxygen atom or a sulfur atom, or one of Ra1? and Ra2? represents a hydrogen atom or a C1-C12 hydrocarbon group where a methylene group can be replaced by an oxygen atom or a sulfur atom, and the other is bonded to Ra3? to form a C2-C20 divalent hydrocarbon group where a methylene group can be replaced by an oxygen atom or a sulfur atom, Ra6 represents a C1-C8 alkyl group or a C1-C8 alkoxy group, m represents an integer of 0 to 4, anda resin obtained by reacting a resin which has a functional group selected from the group consisting of a carboxy group and a phenolic hydroxyl group at a side chain with a compound which has at least two vinyloxy groups;
an acid generator represented by formula (b1):
where Rb1 represents a C1-C18 hydrocarbon group which optionally has a fluorine atom and in which a methylene group optionally has been replaced by an oxygen atom or a carbonyl group, and the ring Wb1 represents a C6-C14 aromatic hydrocarbon ring which can have a substituent and a C6-C14 aromatic heterocyclic group which optionally has a substituent;a heterocyclic compound selected from the group consisting of 2-mercaptobenzothiazole, 2-t-butyl-mercaptothiazole and the compounds represented by formulae (I-1) to (I-11), and (I-13):

a quencher selected from the amine compounds represented by the formula (C2):

wherein the ring W1 is a nitrogen-containing heterocyclic ring selected from the group consisting of the rings represented by formulae (Y13) to (Y15), (Y19) to (Y21), (Y23) to (Y26) and (Y28), A1 represents a phenyl group or a naphtyl group, and n represents an integer of 2 or 3;

a solvent;
no resin which has a structural unit represented by formula (a1-1):

in which Ra1, Ra2 and Ra3 independently each represent a C1-C8 alkyl group or a C3-C20 alicyclic hydrocarbon group, or two of Ra1, Ra2 and Ra3 are bonded to each other to form a C2-C20 divalent hydrocarbon group and the other is a C1-C8 alkyl group or a C3-C20 alicyclic hydrocarbon group, Ra4 represents a hydrogen atom or a methyl group, and
no acid generator represented by the formula (b2):

where Rb1 represents a C1-C18 hydrocarbon group which optionally has a fluorine atom and in which a methylene group optionally has been replaced by an oxygen atom or a carbonyl group, and Rb3 represents a hydrogen atom, a C1-C5 alkyl group or a C1-C5 alkoxy group, and
wherein the amount of the solvent is 40% by weight or more and 75% by weight or less of the total amount of the photoresist composition, thereby providing a resist composition for manufacturing a photoresist film having a thickness in the range of 3 ?m to 150 ?m.

US Pat. No. 10,969,684

PROTECTION AND ENHANCEMENT OF THERMAL BARRIER COATING BY LITHOGRAPHY

General Electric Company,...

1. A method for protecting a coating on a surface of a component, the method comprising the steps of:coating at least a portion of the component with a ceramic slurry;
projecting a pattern of light onto the component with a lithographic process to expose and solidify a ceramic layer;
removing unexposed portions of the ceramic slurry from the component;
heating the component to sinter the ceramic layer; and
wherein the ceramic layer is formed with multiple fracture planes, the ceramic layer further including a plurality of macroscopic supporting members, each of the plurality of macroscopic supporting members having a generally cubic or diamond shape.

US Pat. No. 10,969,682

APPARATUS AND METHOD FOR DEVELOPING A PHOTORESIST COATED SUBSTRATE

TAIWAN SEMICONDUCTOR MANU...

1. An apparatus, comprising:a developing tank having a sidewall and a bottom;
a fluid manifold adjacent the bottom of the developing tank,
wherein the fluid manifold comprises:
a plurality of holes through which developer and rinsing fluid flow; and
a plurality of valves, wherein each of the plurality of the valves corresponds to a different hole of the plurality of holes, and the plurality of valves allow the developer and the rinsing fluid to flow through the holes when open and prevent the developer and the flowing liquid from flowing through the holes when closed;
a developer inlet through which the developer flows to the fluid manifold;
a rinsing fluid inlet through which the rinsing fluid flows to the fluid manifold; and
a controller configured to individually control opening and closing of each of the plurality of valves.

US Pat. No. 10,969,681

METHOD FOR FORMING COLOR FILTER ARRAY AND METHOD FOR MANUFACTURING ELECTRONIC DEVICE

Canon Kabushiki Kaisha, ...

1. A method for forming a color filter array, the method comprising:forming a first color filter array by forming a first color filter film on a surface of a base member using a coating method and by patterning the first color filter film; and
forming a second color filter array by forming a second color filter film on the surface so as to cover the first color filter array using a coating method and by patterning the second color filter film,
wherein the first color filter array comprises a first pair of color filters adjacent to each other in a predetermined direction with a first clearance therebetween and a second pair of color filters adjacent to each other in the predetermined direction with a second clearance therebetween,
wherein the second color filter array comprises a first color filter positioned between the first pair of color filters and a second color filter positioned between the second pair of color filters,
wherein a width of the first clearance in the predetermined direction is larger than a width of the second clearance in the predetermined direction,
wherein each of the first color filter and the second color filter has a lower surface which is a surface adjacent to the base member and an upper surface which is a surface opposite to the lower surface, and
wherein a distance from a reference plane extending along the surface to the upper surface of the first color filter and a distance from the reference plane to the upper surface of the second color filter differ from each other.

US Pat. No. 10,969,680

SYSTEM AND METHOD FOR ADJUSTING A POSITION OF A TEMPLATE

CANON KABUSHIKI KAISHA, ...

1. A method for adjusting a relative position of a first imprint lithography template and a second imprint lithography template, the method comprising:determining a first plurality of position points of a surface of an adjacent region adjacent to an active region of a first template, the active region of the first template including patterning features and the surface of the adjacent region and a surface of the active region forming a continuous surface of the first template, wherein determining the first plurality of position positions comprises providing relative movement between a first sensor and the first template and measuring a distance between the first sensor and the surface of the region adjacent to the active region of the first template at locations corresponding to the first plurality of position points;
identifying a plane of the surface of the adjacent region of the first template based on the first plurality of position points;
determining a second plurality of position points of a surface of an active region of a second template, wherein the active region of the second template protrudes from a surface of the second template and the patterning features of the first template are to be replicated on the protruded active region, wherein determining the second plurality of position points comprises providing relative movement between a second sensor and the second template and measuring a distance between the second sensor and the surface of the active region of the second template at locations corresponding to the second plurality of position points;
identifying a plane of the surface of the active region of the second template based on the second plurality of position points; and
adjusting a relative position of the first template and the second template based on the plane of the surface of the adjacent region of the first template and the plane of the surface of the active region of the second template,
wherein adjusting the relative position comprises obtaining a measured angle between the identified plane of the surface of the adjacent region of the first template and the identified plane of the surface of the active region of the second template and adjusting a relative angle between the first template and the second template based on the measured angle.

US Pat. No. 10,969,677

FILM MASK, METHOD FOR MANUFACTURING SAME, AND METHOD FOR FORMING PATTERN USING FILM MASK

LG CHEM, LTD., Seoul (KR...

1. A film mask comprising:a transparent, flexible, plastic substrate;
an attachment layer comprising an acrylic, epoxy-based or urethane-based material on the substrate;
a patterned metal layer provided on at least one portion of a surface of the attachment layer;
a darkened light-shielding pattern layer provided:
(a) on the metal layer; or
(b) on a portion of a surface of the attachment layer; or
(c) both (a) and (b),and at least one portion of the surface of the attachment layer contains no metal layer and no darkened light-shielding pattern layer;a surface protective layer provided on the darkened light-shielding pattern layer and on the portion of the surface of the transparent layer where no darkened light-shielding pattern layer is present; and
a release force enhancement layer provided on the surface protective layer and having surface energy of 30 dynes/cm or less,
wherein the darkened light-shielding pattern layer is composed of AlOxNy (0 wherein the metal layer is composed of Al.

US Pat. No. 10,969,676

PHOTOMASK AND EXPOSURE METHOD

BOE TECHNOLOGY GROUP CO.,...

1. A photomask, comprising:a photomask body, comprising a first surface and a second surface opposite to each other; and
a first light-transmissive region penetrating through the first surface and the second surface;
wherein a light adjustment component is in the first light-transmissive region and configured to converge a first light beam incident from one side of the photomask body at which the first surface is located to a second light beam emergent from the other side of the photomask body at which the second surface is located, and a cross-sectional area of the first light beam sectioned by the first surface is larger than that of the second light beam sectioned by the second surface;
wherein the first light-transmissive region comprises a first light-transmissive subregion in the first surface and a second light-transmissive subregion in the second surface, and an area of the first light-transmissive subregion is larger than that of the second light-transmissive subregion;
wherein the light adjustment component comprises a first light convergence structure in the first light-transmissive subregion, and a second light convergence structure or a light divergence structure in the second light-transmissive subregion;
wherein the first light convergence structure is a convex lens and the second light divergence structure is a concave lens, the light adjustment component comprises a first convex lens in the first light-transmissive subregion and the concave lens in the second light-transmissive subregion, an optic axis of the first convex lens and an optic axis of the concave lens coincide with each other, and a third focal point of the first convex lens close to the concave lens and a fourth focal point of the concave lens away from the first convex lens coincide with each other.

US Pat. No. 10,969,675

OPTICAL ASSEMBLIES HAVING SCANNING REFLECTORS FOR PROJECTING AUGMENTED REALITY CONTENT

FACEBOOK TECHNOLOGIES, LL...

1. An optical assembly, comprising:a first optical waveguide;
a first in-coupler coupled with the first optical waveguide;
a projector positioned to project image light toward a first side of the first optical waveguide, wherein the projector includes:
one or more reflectors including a first reflector disposed on the first side of the first optical waveguide; and
a light source disposed on a second side of the first optical waveguide that is opposite to the first side and positioned to output the image light; and
a first scanning reflector optically coupled with the projector and disposed on the second side of the first optical waveguide;
wherein:
the first scanning reflector is positioned to receive the image light reflected off at least one of the one or more reflectors,
the first scanning reflector is positioned to receive the image light and to redirect the image light across a first range of directions, and
the first in-coupler is positioned to redirect a first portion of the image light so that the first portion of the image light undergoes total internal reflection inside the first optical waveguide.

US Pat. No. 10,969,674

DISPLAY SYSTEM

Appotronics Corporation L...

1. A display system, comprising a light source, a light modulator, a recovery device, and a light intensity adjustment device, wherein:the light source is configured to emit original light which is incident to the light modulator;
the light modulator is configured to modulate the light incident thereto according to image data of an image to be displayed, so as to form image light for displaying the image and non-image light not for displaying the image;
the recovery device is configured to recover the non-image light, wherein the recovered non-image light is to be incident to the light modulator; and
the light intensity adjustment device is configured to, according to intensity of the non-image light corresponding to currently modulated image to be displayed, adjust intensity of the original light emitted by the light source in such a manner that during modulation periods of different images to be displayed, total intensity of the original light and the recovered non-image light that are incident to the light modulator is kept consistent.

US Pat. No. 10,969,673

POLARIZATION ROTATION DEVICE AND PROJECTION DEVICE

Coretronic Corporation, ...

1. A polarization rotation device, comprising: a rotation shaft, a driving element, a polarization element and a reflective element, wherein:the driving element is connected to the rotation shaft to drive the rotation shaft to rotate;
the polarization element is connected to the rotation shaft and disposed on a transmission path of at least one excitation light beam; and
the reflective element is disposed on a side of the polarization element facing the driving element and located between the polarization element and the driving element, wherein the driving element is configured to drive the polarization element to sequentially rotate with the rotation shaft as a rotation center axis, when the polarization element rotates, the at least one excitation light beam is transmitted to the polarization element and passes through the polarization element and is again transmitted to and passes through the polarization element by reflection of the reflective element, and the at least one excitation light beam outputting from the polarization rotation device has different polarization states at different time periods,
wherein the at least one excitation light beam is transmitted to a central region of the polarization element.

US Pat. No. 10,969,672

LIGHT SOURCE DEVICE AND PROJECTION DISPLAY APPARATUS USING LIGHT SOURCE DEVICE

CANON KABUSHIKI KAISHA, ...

1. A light source device, comprising:a light source unit configured to emit light of a first wavelength band;
a light guide unit configured to guide at least a part of the light emitted from the light source unit in a direction different from an emission direction of the light source unit;
a wavelength conversion unit configured to convert at least a part of light guided in a first direction by the light guide unit out of the light emitted from the light source unit, into light of a second wavelength band different from the first wavelength band; and
a diffusion unit configured to diffuse at least a part of light guided in a second direction different from the first direction by the light guide unit out of the light emitted from the light source unit,
wherein the light guide unit includes a first portion receiving the light emitted from the light source unit, and a second portion receiving the light from the wavelength conversion unit,
wherein the first portion is configured to guide a part of the light emitted from the light source unit to the wavelength conversion unit, to guide remainder of the light emitted from the light source unit to the diffusion unit, and to guide light from the diffusion unit in a third direction that is different from the emission direction of the light source unit and is different from the first direction and the second direction, and the second portion is configured to guide light from the wavelength conversion unit in the third direction.

US Pat. No. 10,969,671

LIGHTING DEVICE AND PROJECTION DISPLAY APPARATUS

PANASONIC INTELLECTUAL PR...

1. A lighting device comprising:an excitation light source configured to emit a polarized light;
a phosphor configured to receive the polarized light as an excitation light from the excitation light source, and emit a fluorescent light, the phosphor including a plurality of phosphor pieces configured to emit the fluorescent light having a same wavelength;
a spreader configured to support the phosphor;
a reflective layer disposed between the phosphor and the spreader, and configured to reflect the fluorescent light, wherein the plurality of phosphor pieces are adjacently disposed on the reflective layer; and
a reflective region disposed between the plurality of phosphor pieces, the reflective region reflecting the received excitation light while keeping a polarization characteristic of the received excitation light, wherein
the reflective region includes:
a light-transmitting member; and
a reflective portion disposed between the light-transmitting member and the spreader.

US Pat. No. 10,969,670

LIGHTING DEVICE WITH CERAMIC GARNET

1. A lighting device comprising a plurality of solid state light sources and an elongated ceramic body having a first face and a second face and a length (L) of the elongated ceramic body, the elongated ceramic body comprising one or more radiation input faces and a radiation exit window, the second face comprising the radiation exit window, the plurality of solid state light sources configured to provide blue light source light to the one or more radiation input faces and configured to provide to at least one of the radiation input faces a photon flux of at least 1.0*1017 photons/(s·mm2), the elongated ceramic body comprising a ceramic material configured to wavelength convert at least part of the blue light source light into converter light, the ceramic material comprising an A3B5O12:Ce3+ ceramic material, A comprising one or more of yttrium (Y), or gadolinium (Gd) or lutetium (Lu), B comprising aluminum (Al), the elongated ceramic body having a maximum thermo luminescence intensity between 50° C. and 100° C. at most 10 times higher than a maximum thermo luminescence intensity between 50° C. and 100° C. of a single crystal with the same A3B5O12:Ce3+ composition as the elongated ceramic body.

US Pat. No. 10,969,669

LIGHT ASSEMBLY FOR A PROJECTOR

1. A light assembly configured to be installed in a projector, the light assembly comprising:an adaptor configured to mechanically couple to a bulb mount of the projector;
at least one Light Emitting Diode (LED) emitter;
a heat sink configured to dissipate heat from the at least one LED emitter;
a cooling device configured to transfer heat away from the heat sink;
a lens mounting unit; and
a lens configured to receive and redirect light emitted from the at least one LED emitter, wherein the lens is attached to the lens mounting unit.

US Pat. No. 10,969,668

ADJUSTABLE LIGHT DISTRIBUTION FOR ACTIVE DEPTH SENSING SYSTEMS

QUALCOMM Incorporated, S...

1. A device comprising a light projector, the light projector comprising:a light source configured to emit a light that is polarized;
a polarity rotator configured to set a polarity of the emitted light to a first polarity when the light projector is in a first mode and to set the polarity of the emitted light to a second polarity when the light projector is in a second mode; and
a diffractive element configured to:
receive the emitted light;
project a first distribution of light when the received light has the first polarity, the first distribution of light having a first density of projected light points; and
project a second distribution of light when the received light has the second polarity, the second distribution of light having a second density of projected light points that is different than the first density of projected light points.

US Pat. No. 10,969,667

WAVELENGTH CONVERSION MODULE AND PROJECTION DEVICE

Coretronic Corporation, ...

1. A wavelength conversion module, configured to receive an excitation light and comprising: a case and a wavelength conversion layer, wherein:the case comprises a liquid inlet, a liquid outlet, a cavity connecting the liquid inlet and the liquid outlet for circulation of a cooling liquid, and a first plate having a first surface and a second surface opposite to each other;
the wavelength conversion layer is located on the first surface of the first plate of the case, wherein relative positions of the wavelength conversion layer and the excitation light remain unchanged, the second surface faces the cavity, and the cooling liquid is injected into the cavity from the liquid inlet, then flows over the second surface and is discharged from the liquid outlet; and
the cooling liquid is in a first flow direction when injected into the cavity from the liquid inlet and is in a second flow direction when discharged from the liquid outlet, the first flow direction and the second flow direction are parallel to each other, and the first flow direction and the second flow direction are perpendicular to a normal direction of the second surface.

US Pat. No. 10,969,666

METHODS AND SYSTEMS OF DISPLAYING AN IMAGE FREE OF MOTION-BLUR USING SPINNING PROJECTORS

Disney Enterprises, Inc.,...

1. An image display system comprising:a motor configured to spin a rotor;
a first projector;
a second projector;
a projection screen having a first projection surface on a first side of the projection screen and a second projection surface on a second side of the projection screen opposite to the first side; and
a controller configured to:
cause the motor to spin the rotor that spins the projection screen, the first projector, and the second projector about an axis;
display a first perspective of an image on the first projection surface of the projection screen using the first projector while the projection screen, the first projector, and the second projector spin about the axis by the rotor; and
concurrently with displaying the first perspective of the image on the first projection surface of the projection screen using the first projector, display a second perspective of the image on the second projection surface of the projection screen using the second projector.

US Pat. No. 10,969,665

DRIVING APPARATUS

Canon Kabushiki Kaisha, ...

1. A driving apparatus comprising:a driving source supplied with a power and configured to generate a driving force;
a first cam member configured to rotate in a first rotational direction in accordance with the driving force from the driving source;
a driving member configured to drive a driven member as the first cam member rotates; and
a second cam member configured to contact the driving member after an electrification to the driving source is stopped so as to rotate the first cam member in a second rotational direction opposite to the first rotational direction,
wherein the driving member while contacting the first cam member is separated from the second cam member, and the driving member while contacting the second cam member is separated from the first cam member.

US Pat. No. 10,969,664

DAMPING STRUCTURE, GIMBAL ASSEMBLY, AND UNMANNED AERIAL VEHICLE

SZ DJI TECHNOLOGY CO., LT...

1. A damping structure configured for connecting a gimbal with a carrier, comprising:a first connecting member connectable with the gimbal;
a second connecting member connectable with the carrier;
a damper disposed between the first connecting member and the second connecting member, the damper including:
a damper body;
a first fixed portion including an elastic ring sleeve configured to sleeve couple with the first connecting member; and
a second fixed portion connected with the second connecting member,
wherein the first fixed portion and the second fixed portion are configured to connect with two opposite sides of the damper body, respectively.

US Pat. No. 10,969,663

CAMERA ADAPTER FOR OPTICAL EQUIPMENT

1. A cap assembly for use with an optical device having an eyepiece, the cap assembly comprising:an attachment member defining a cavity having a first opening and a second opening, said first opening being dimensioned such that the eyepiece is insertable into the cavity through the first opening;
a camera; and
a camera holder;
wherein the camera is operatively connected to the camera holder for movement therewith; and
wherein the camera holder is rotatably mounted with respect to the attachment member such that the camera holder is selectively movable between a first position in which the camera is on a line of sight through the first opening, cavity, and second opening, and a second position in which the camera is not on the line of sight.

US Pat. No. 10,969,662

POSTURE CONTROL APPARATUS, HOLDING APPARATUS, POSTURE CONTROL METHOD, AND PROGRAM

Sony Corporation, Tokyo ...

1. A posture control apparatus, comprisinga control unit that determines, on a basis of a static acceleration component, a gravity direction in a holding apparatus holding an object to be held, the static acceleration component being computed on a basis of a first acceleration detection signal and a second acceleration detection signal, the first acceleration detection signal being acquired by detecting a dynamic acceleration component acting on the holding apparatus, the second acceleration detection signal being acquired by detecting the dynamic acceleration component and the static acceleration component acting on the holding apparatus, and controls, by controlling posture of the holding apparatus on a basis of the gravity direction, posture of the object to be held.

US Pat. No. 10,969,661

OPTICAL ILLUMINATION FOR STATUS INDICATION

COGNEX CORPORATION, Nati...

1. An illumination system for an optical system that includes an imaging device that is configured to acquire an image of a target, for decoding of a symbol on the target or other analysis, the illumination system comprising:a plurality of light sources, including a first light source configured to provide illumination of a first wavelength and a second light source configured to provide illumination of a second wavelength that is different from the first wavelength; and
a controller device configured to control the plurality of light sources to execute operations that include:
illuminating the target, using the first and second light sources simultaneously, for acquisition of the image of the target by the optical system; and
reducing an illumination output of at least one of the first light source or the second light source, while maintaining non-zero illumination output for at least one of the first light source or the second light source, wherein reducing the illumination output of at least one of the first light source or the second light source provides an indication of a status of the optical system after the acquisition of the image.

US Pat. No. 10,969,660

INTERCHANGEABLE LENS STRUCTURES

GoPro, Inc., San Mateo, ...

9. An image capture device comprising:a lens barrel in a body of the image capture device;
a first replaceable lens structure mountable on the body of the image capture device, the first replaceable lens structure including a first set of two or more stacked lenses, including a first outer lens, and a first retaining ring configured to fasten the first set of two or more stacked lenses against a first end of the lens barrel in a first arrangement and configured to disconnect the first set of two or more stacked lenses from the body of the image capture device in a second arrangement, wherein the first set of two or more stacked lenses is configured to collimate light incident on the first outer lens when the first outer lens is underwater at an interface between the lens barrel and the first replaceable lens structure; and
an image sensor mounted within the body at a second end of the lens barrel, and configured to capture images based on light incident on the image sensor through the first set of two or more stacked lenses when the first retaining ring is in the first arrangement.

US Pat. No. 10,969,659

CAMERA MODULE, DUAL CAMERA MODULE, OPTICAL DEVICE, AND METHOD FOR MANUFACTURING DUAL CAMERA MODULE

LG INNOTEK CO., LTD., Se...

1. A dual camera module comprising:a first substrate having rigidity;
a first image sensor disposed on the first substrate;
a first lens driving device disposed above the first substrate;
a first lens coupled to the first lens driving device and disposed at a position corresponding to that of the first image sensor;
a second substrate spaced apart from the first substrate and having rigidity;
a second image sensor disposed on the second substrate;
a second lens driving device disposed above the second substrate;
a second lens coupled to the second lens driving device and disposed at a position corresponding to that of the second image sensor;
a third substrate electrically connected to the first substrate and the second substrate; and
a connection unit connecting the first substrate and the second substrate and spaced apart from the third substrate,
wherein the first lens and the second lens face a same direction such that a first optical axis of the first lens and a second optical axis of the second lens are in parallel,
wherein the first substrate comprises a first side surface, and the second substrate comprises a second side surface facing the first side surface,
wherein the connection unit connects the first side surface of the first substrate and the second side surface of the second substrate,
wherein the connection unit has flexibility,
wherein, in a direction of the first optical axis, each of the connection unit and the third substrate comprises a portion having a thickness smaller than a thickness of the first substrate, and
wherein the connection unit comprises a first moving part and a second moving part spaced apart from the first moving part in a direction perpendicular to that of the first optical axis.

US Pat. No. 10,969,658

FLEXIBLE ILLUMINATION AND REFLECTOR METHOD AND APPARATUS

1. A flexible photographic illumination device, comprising:a) a circular reflective surface having a perimeter;
b) a resilient frame attached to the reflective surface at the perimeter, wherein the resilient frame supports the reflective surface when in an operative position;
c) a plurality of light emitting diodes (LEDs) mounted on a flexible strip and operatively connected to the circular reflective surface within the perimeter; and
d) an LED controller connected to the plurality of LEDs.

US Pat. No. 10,969,657

SUPPORT STAND FOR PHOTOGRAPHY AND THE LIKE HAVING A PLURALITY OF ROTATABLE LEGS

Savage Universal Corporat...

1. A multi-leg stand, comprising:a vertical main tube;
a supporting structure comprising a plurality of legs connected to the bottom portion of said vertical main tube and including a plurality of lockable collars secured around the outer circumference of the vertical main tube and a leg rigidly secured to each of the lockable collars; each leg extending horizontally outwardly from one of the collars and including an outer end portion extending downwardly;
at least one of the downwardly extending end portions having comprising a secondary tubular member having an opening at each end designed to securely hold a replaceable member; the replaceable member extending downwardly from the lower end opening intended to serve as the contact with the ground.

US Pat. No. 10,969,656

ELECTRONIC APPARATUS INCLUDING MOVABLE DISPLAY SECTION

CANON KABUSHIKI KAISHA, ...

1. An electronic apparatus comprising:an apparatus body;
a movable member configured to be movable between an accommodated position within the apparatus body and a use position in which the movable member is projected from the apparatus body;
a fixed member configured to slidably hold the movable member and fixed to a predetermined position in the apparatus body;
an urging unit configured to urge the movable member from the accommodated position toward the use position;
a lever member rotatably held by the fixed member;
a first latching member fixed to the movable member;
an urging member that has one end engaged with the lever member and the other end engaged with the fixed member, and urges the lever member such that the lever member is caused to be rotated,
wherein the lever member urges the lever member in a first arc direction, and urges the lever member in a second arc direction opposite to the first arc direction after passing an inflexion point,
wherein the lever member includes a contact portion that is brought into contact with the first latching member when the movable member reaches an end point of a movement stroke by which the movable member is moved by an urging force of the urging unit, and
wherein the lever member is brought into contact with the first latching member to urge the movable member in a direction opposite to a direction in which the movable member is urged by the urging unit, before the movable member reaches the end point of the movement stroke, and after the movable member has reached the end point of the movement stroke, the lever member is in contact with the first latching member to urge the movable member in the same direction as the direction in which the movable member is urged by the urging unit.

US Pat. No. 10,969,655

CAMERA SYSTEM USING INTERCHANGEABLE FIXED LENSES

Tactacam LLC, Caledonia,...

1. A camera, comprising:a housing including an image sensor; and
a plurality of lens caps, each lens cap including a different fixed lens,
wherein one of the lens caps is mounted on the housing for a first field of view,
wherein the one lens cap can be replaced with another lens cap for a second field of view,
wherein one or both of the housing and the lens caps are sealed so that water or dust cannot get inside, and
wherein the one lens cap can be replaced with the another lens cap for the second field of view while maintaining focus on a target.

US Pat. No. 10,969,654

APERTURE MODULE AND CAMERA MODULE INCLUDING THE SAME

Samsung Electro-Mechanics...

1. An aperture module comprising:a rotation plate disposed on a base;
a moving portion configured to move linearly to rotate the rotation plate; and
blades linked to the rotation plate and configured to form an aperture having a variable size,
the blades comprise at least two small-aperture blades configured to be contracted inwardly toward an optical axis to form the aperture having a first size,
the blades comprise at least two medium-aperture blades configured to be contracted inwardly toward the optical axis to form the aperture having a second size larger than the first size, and
the at least two small-aperture blades and the at least two medium-aperture blades are configured to be extended outwardly away from the optical axis to form the aperture having a third size larger than the second size.

US Pat. No. 10,969,653

APERTURE STOP AND CAMERA MODULE INCLUDING THE SAME

Samsung Electro-Mechanics...

1. An aperture stop, comprising:a housing;
blades disposed in the housing and configured to rotate to form an incident hole having variable sizes; and
a driver configured to rotatably move the blades;
wherein the driver comprises:
a driving ring;
a coil disposed on at least a portion of the driving ring; and
position sensors disposed on both sides of the coil,
wherein each of the blades comprises a through hole and protrusions disposed on an internal surface of the through hole forming the incident hole.

US Pat. No. 10,969,652

CAMERA WITH FOLDED OPTICS HAVING MOVEABLE LENS

Apple Inc., Cupertino, C...

1. A camera, comprising:a folded optics arrangement to fold a path of light, the folded optics arrangement comprising:
a first prism;
a second prism; and
a lens group disposed between the first prism and the second prism, wherein the lens group includes one or more lens elements that define an optical axis;
an image sensor to capture light that has passed through the first prism, the lens group, and the second prism;
an actuator module to move the lens group along multiple axes;
a carrier structure that at least partially encircles the folded optics arrangement, wherein the carrier structure is coupled with the lens group such that the carrier structure and the lens group are moveable together relative to the image sensor; and
a suspension arrangement to suspend the carrier structure and allow movement of the lens group along the multiple axes, wherein the suspension arrangement comprises suspension wires that extend along respective axes orthogonal to the optical axis.

US Pat. No. 10,969,651

LIGHT DETECTION AND RANGING SYSTEM

MELEXIS TECHNOLOGIES NV, ...

1. A multi-channel light detection and ranging system comprising:a plurality of active channels, each comprising a photosensitive element arranged to be exposed to light and an analog front end circuit arranged for receiving a signal from said photosensitive element representative of the light, whereby at least one of said active channels is susceptible of being affected by crosstalk interference caused by inductive, resistive or capacitive coupling with at least one other active channel and/or by interference common to said analog front end circuits,
at least one compensation channel also susceptible of being affected by said crosstalk interference caused by inductive, resistive or capacitive coupling with at least one active channel, said at least one compensation channel comprising a compensation element being substantially insensitive to light and an analog front end circuit arranged for receiving signals from said compensation element, said compensation element being electrically connected to a network shared by said photosensitive elements and to said analog front end circuit of said at least one compensation channel,
a processing unit arranged for
receiving signals from said active channels and said at least one compensation channel,
deriving at least one compensation signal from said signal received from said at least one compensation channel, and
compensating for said crosstalk interference and/or said interference common to said analog front end circuits of said active channels;
wherein compensating for said crosstalk comprises one or more of:
subtracting said at least one compensation signal from said signals received from said active channels,
modifying said signal received from said photosensitive element, said modifying comprising at least a pulse shaping,
performing a gradient compensation wherein a weighted sum of signals is determined whereby the position of two of said compensation channels is taken into account.

US Pat. No. 10,969,650

LIQUID CRYSTAL CELL, DISPLAY AND ELECTRONIC DEVICE

BOE Technology Group Co.,...

1. A liquid crystal cell, comprising:a first substrate; and
a second substrate facing the first substrate;
wherein the first substrate is configured to be formed with a diffraction phase grating array on a surface thereof close to the second substrate, and the diffraction phase grating array is filled with liquid crystal units,
wherein the second substrate is configured to comprise a first electrode layer, an insulating layer and a second electrode layer stacked on a side thereof close to the first substrate,
wherein the diffraction phase grating array is configured to comprise a plurality of first phase grating groups and second phase grating groups arranged periodically, and the first phase grating groups and the second phase grating groups are symmetrically distributed relative to a center line of the liquid crystal cell,
wherein the first phase grating groups and the second phase grating groups each comprise first to Mth grating units, where M is a positive integer,
wherein each of the grating units comprises N steps, where N is 2m, and m is a positive integer, and a phase difference between adjacent steps is 2?/N, and a step height is

where ? is a wavelength of incident polarized light, n1 is a refractive index of the first substrate, and no is a minimum refractive index of the liquid crystal unit relative to the incident polarized light,
wherein each of the grating units has a first section and a second section, and the first section of each of the grating units has one step, and the second section of each of the grating units has N-1 steps, and
wherein a distance from an outermost side of the first section to a center line of the liquid crystal cell is rj,1, and a distance from an outermost side of the second section to the center line of the liquid crystal cell is rj,2, and

where f is an object focal length of the liquid crystal cell when the liquid crystal unit has a minimum refractive index relative to the incident polarized light.

US Pat. No. 10,969,649

DISPLAY DEVICE

Hewlett-Packard Developme...

1. A display device comprising:a first layer comprising a recess along an outer edge of the display device; and
a second layer comprising a conductive material, the second layer directly attached vertically to the first layer such that a surface of the second layer parallel to and facing the first layer is fitted in the recess of the first layer, the second layer supporting an electronic paper display imageable by receiving charges on an imaging surface of the electronic paper display, and the second layer electrically coupled to a counter-electrode of the electronic paper display,
wherein a thickness of the electronic paper display is equal to a thickness of the second layer.

US Pat. No. 10,969,648

ELECTROPHORETIC DISPLAY DEVICE AND ELECTRONIC APPARATUS

E Ink Corporation, Bille...

1. An electrophoretic display device, comprising:a first substrate;
a second substrate disposed to face the first substrate;
a molecule X provided between the first substrate and the second substrate; and
an electrophoretic dispersion liquid comprising electrophoretic particles and a dispersion medium, wherein the electrophoretic dispersion liquid is disposed between the first substrate and the molecule X,
wherein the molecule X is bonded onto the surface of the second substrate, and
wherein the molecule X comprises an aromatic ring having a cyclic structure, and the aromatic ring comprises any one of benzene, toluene, xylene, mesitylene, pyridine, pyrrole, thiophene, acetophenone, aniline, anisole, benzaldehyde, benzyl alcohol, benzylamine, fluorobenzene, bromobenzene, dibromobenzene, chlorobenzene, dichlorobenzene, phenol, furfural, bromoaniline, nitrobenzene, nitrotoluene, toluidine, naphthalene, anthracene, naphthacene, pentacene, benzopyrene, chrysene, pyrene, triphenylene, corannulene, coronene, and ovalene.

US Pat. No. 10,969,647

ELECTROPHORETIC PARTICLE, METHOD OF MANUFACTURING ELECTROPHORETIC PARTICLE, ELECTROPHORESIS DISPERSION LIQUID, ELECTROPHORESIS SHEET, ELECTROPHORESIS DEVICE, AND ELECTRONIC APPARATUS

E Ink Corporation, Bille...

1. An electrophoretic particle comprising:a particle having a hydroxyl group in the surface thereof; and
a coating layer that coats at least a portion of the particle and that includes a polymer,
wherein the polymer includes a first functional group at a terminal of the polymer, and is connected to the particle via a connected body,
the connected body has a molecular weight of 50 or more to 500 or less, and includes a second functional group that reacts with the first functional group of the polymer, and a third functional group that reacts with the hydroxyl group of the surface of the particle,
the second functional group is a vinyl group, the third functional group is an alkoxysilyl group, the first and second functional groups are chemically bonded, the hydroxyl group and the third functional group are chemically bonded, and the particle, the connected body and the polymer are connected.