US Pat. No. 10,461,594

REDUCTION OF STARTING CURRENT IN LINE START PERMANENT MAGNET BRUSHLESS MOTORS

HAMILTON SUNDSTRAND CORPO...

1. A rotor of a line start permanent magnet synchronous motor, the rotor comprising:two or more bars of cage windings;
an additional inductance coupled to the cage windings and configured on a first end of the two or more bars; and
an end ring configured on a second end of the two or more bars,
wherein the additional inductance provides a reactance to reduce a starting current during an asynchronous starting of the line start permanent magnet synchronous motor.

US Pat. No. 10,461,593

ROTARY ELECTRIC MACHINE

HONDA MOTOR CO., LTD., T...

1. A rotary electric machine comprising:an annular stator;
a ring-shaped passage through which a cooling medium flows about a circumference of said stator on an outer peripheral side of said stator; and
an admission opening and a discharge opening of said cooling medium connected to said ring-shaped passage, wherein:
said admission opening and said discharge opening are provided at different positions about the circumference;
said ring-shaped passage having a first channel portion that extends from said admission opening to said discharge opening in a first circumferential direction about the circumference of the stator, said ring-shaped passage having a second channel portion that extends from said admission opening to said discharge opening in a second circumferential direction about the circumference of said stator, the second circumferential direction being opposite to the first circumferential direction, said second channel portion being shorter than said first channel portion;
a partition member is provided in said second channel portion of said ring-shaped passage, said partition member interferes with at least a part of the flow of said cooling medium flowing through said second channel portion from said admission opening to said discharge opening in the second circumferential direction;
said partition member is at least partially configured of an elastic material, and abuts an inner surface of said ring-shaped passage; and
said partition member has a main body that longitudinally extends in parallel to an axis center direction of the stator, said main body has a recess that extends in a direction along the circumference of said stator and allows said cooling medium to flow through said second channel portion from said admission opening to said discharge opening in the second circumferential direction.

US Pat. No. 10,461,592

ELECTRIC MACHINE

1. An electric machine comprising:a stator having an array of electromagnetic elements, the stator defining a stator axis;
a rotor having electromagnetic elements defining magnetic poles, the rotor carrier defining a rotor axis;
an airgap being formed between the rotor and the stator when the stator and the rotor are in an operational position;
an inner thrust bearing connecting the rotor and the stator, the inner thrust bearing being arranged to allow relative rotary motion of the stator and the rotor;
an outer thrust bearing connecting the rotor and the stator, the outer thrust bearing being arranged to allow relative rotary motion of the stator and the rotor;
the electromagnetic elements of the stator and the electromagnetic elements of the rotor having a magnetic attraction between each other; and
wherein the rotor further comprises a plurality of posts in which the electromagnetic elements of the rotor are placed between the plurality of posts, and the rotor further comprising a plurality of inner flux restrictors lying radially inward from the plurality of posts and radially outward from the inner thrust bearing, and in which the plurality of inner flux restrictors further comprises a plurality of holes within the rigid element.

US Pat. No. 10,461,591

ROTARY ELECTRIC MACHINE WITH ARMATURE COIL END TOP PORTIONS DISPLACED IN A RADIAL DIRECTION

MITSUBISHI ELECTRIC CORPO...

1. A rotary electric machine comprising an armature that is formed by mounting an armature core to an annular armature winding, wherein:said armature winding includes winding bodies each being formed by winding a jointless, continuous conductor wire that is coated with insulation for m turns into a helical shape such that end portions of rectilinear portions are linked by coil ends, where m is a natural number that is greater than or equal to two, said winding bodies located in pairs of slots of said armature core that are separated by a predetermined number of slots and being arranged in a circumferential direction at a pitch of one slot; and
each winding body including rectilinear portions on a first side at one end in the circumferential direction and rectilinear portions at a second side at an end opposite to the one end in the circumferential direction,
rectilinear portions positioned on the first side in the circumferential direction of a first winding body and rectilinear portions positioned on the second side in the circumferential direction of a second winding body are housed so as to line up radially in each of said slots of said armature core such that greater than or equal to one and less than or equal to (m?1) rectilinear portions of said first winding body arranged between rectilinear portions of said second winding body.

US Pat. No. 10,461,590

SINGLE PHASE PERMANENT MAGNET MOTOR

Johnson Electric Internat...

1. A single phase permanent magnet motor comprising:a stator comprising a stator core and windings wound around the stator core, the stator core comprising a ring portion, a plurality of tooth bodies extending radially from the ring portion, and a pole shoe extending from a distal end to two circumferential sides of each tooth body, a slot formed between each two adjacent pole shoes;
wherein each pole shoe defines a positioning slot, a center of each positioning slot is offset from a center of symmetry of one adjacent tooth body so that a torque fluctuation of an output torque of the single phase permanent magnet motor during operation is less than 50%;
wherein a rotor is rotatable relative to the stator, and the rotor has a plurality of permanent magnetic poles cooperatively with the pole shoes for forming a symmetrical uneven air gap, a width of the slot is greater than zero and less than or equal to two times of a minimum thickness of the symmetrical uneven air gap; and
wherein the rotor comprises an outer circumferential surface of a rotor core defining a plurality of axially extending grooves, the plurality of permanent magnetic poles are arranged on the outer circumferential surface of the rotor core, each groove being located at a junction between two adjacent permanent magnetic poles to reduce magnetic leakage, the plurality of axially extending grooves being arranged to face the positioning slot.

US Pat. No. 10,461,589

MAGNETIC-PLATE LAMINATED BODY AND MOTOR

TOHOKU MAGNET INSTITUTE C...

1. A magnetic-plate laminated body comprising:a laminated part made up of a plurality of laminated soft magnetic ribbons;
first and second metal plates that sandwich the laminated part from upper and lower surfaces in a lamination direction of the laminated part; and
a fastening mechanism that penetrates the first and second metal plates and the laminated part and fastens the laminated part to the first and second metal plates,
wherein the soft magnetic ribbons have surfaces with wrinkles such that adjacent pairs of the soft magnetic ribbons locally contact each other and have clearances between the wrinkles where the soft magnetic ribbons contact each other.

US Pat. No. 10,461,588

SLOT COIL AND STATOR FOR ELECTRIC ROTARY MACHINE

HONDA MOTOR CO., LTD., T...

1. A slot coil that is inserted into a slot provided in a stator core, whereinthe slot coil is covered with an insulating material,
the insulating material has an ear portion on an outer circumferential surface thereof, and
the slot coil is fixed to the stator core by the ear portion welded to one end surface of the stator core.

US Pat. No. 10,461,587

METHODS AND APPARATUS FOR POSITIONING A VEHICLE USING FOREIGN OBJECT DETECTION

WiTricity Corporation, W...

1. An apparatus for determining alignment information of a vehicle, the vehicle comprising an antenna circuit configured to modulate one or more electrical characteristics of the antenna circuit, the apparatus comprising:a plurality of sensor circuits configured to generate a plurality of magnetic fields, at least one sensor circuit of the plurality of sensor circuits configured to sense the modulated electrical characteristic of the antenna circuit when the antenna circuit couples to the at least one sensor circuit via one of the plurality of magnetic fields; and
a controller circuit configured to determine alignment information of the vehicle based on the sensed modulated electrical characteristic.

US Pat. No. 10,461,586

METHODS AND APPARATUS FOR CROSS CONNECTION DETECTION AND MITIGATION IN WIRELESS POWER TRANSFER NETWORKS

INTEL CORPORATION, Santa...

1. A method comprising:receiving first data from a first power transmitting unit (PTU);
receiving second data from a second PTU, wherein the first PTU and the second PTU are capable of providing wireless power to power receiving units;
generating, by executing an instruction with a processor of a gateway, a connected device association corresponding to the first PTU, the second PTU, and a power receiving unit (PRU) based on the first data and the second data;
responsive to obtaining communication data from the second PTU, determining that the communication data is intended for the first PTU based on the connected device association, the PRU transmitting the communication data to the second PTU and the PRU receiving power from the first PTU; and
transmitting the communication data to the first PTU.

US Pat. No. 10,461,585

POWER-RECEIVING DEVICE, WIRELESS POWER-FEEDING SYSTEM INCLUDING POWER-RECEIVING DEVICE, AND WIRELESS COMMUNICATION SYSTEM INCLUDING POWER-RECEIVING DEVICE

Semiconductor Energy Labo...

1. A power-receiving device comprising:a first coil on a first region of a substrate, the first coil being configured to generate a first high-frequency voltage;
a second coil on a second region of the substrate, the second coil being configured to generate a second high-frequency voltage;
a wireless power-feeding unit electrically connected to the second coil, the wireless power-feeding unit including a battery; and
a wireless communication unit electrically connected to the second coil, the wireless communication unit comprising:
a reception circuit configured to receive a signal that has been received by at least one of the first coil and the second coil; and
a reception controller configured to control the signal received by the reception circuit,
wherein the wireless power-feeding unit and the wireless communication unit are provided over the substrate and integrated,
wherein the substrate is a flexible substrate, and
wherein the battery is overlapped with at least one of the first coil and the second coil.

US Pat. No. 10,461,584

POWER RECEIVER AND POWER TRANSMITTING SYSTEM

FUJITSU LIMITED, Kawasak...

1. A power receiver comprising:a secondary-side resonant coil including a resonant coil part and configured to receive electric power from a primary-side resonant coil through magnetic field resonance generated between the primary-side resonant coil and the secondary-side resonant coil;
a first capacitor inserted in series in the resonant coil part of the secondary-side resonant coil;
a series circuit, coupled in parallel with the first capacitor, of a first switch and a second switch;
a first rectifier coupled in parallel with the first switch, the first rectifier having a first rectification direction;
a second rectifier coupled in parallel with the second switch, the second rectifier having a second rectification direction opposite to the first rectification direction;
a second capacitor inserted in series with the series circuit;
a detector configured to detect a voltage waveform or a current waveform of the electric power supplied to the secondary-side resonant coil; and
a controller configured to adjust a phase difference between the voltage waveform or the current waveform detected by the detector and a driving signal that includes a first signal for switching on/off the first switch and includes a second signal for switching on/off the second switch to adjust an amount of the electric power received by the secondary-side resonant coil.

US Pat. No. 10,461,583

ELECTRONIC DEVICE AND METHOD FOR WIRELESS CHARGING IN ELECTRONIC DEVICE

SAMSUNG ELECTRONICS CO., ...

1. An electronic device comprising:wireless power antenna circuitry;
a power supply configured to supply direct current (DC) power;
a conversion circuit;
a communication unit; and
a controller configured to:
receive, through the communication unit, a signal from an external electronic device;
identify a wireless power scheme based on a type of the received signal, the wireless power scheme comprising one from among a first wireless power scheme and a second wireless power scheme;
select one from among a transmission mode and a reception mode based on the received signal; and
identify a wireless power frequency corresponding to the wireless power scheme,
wherein the wireless power antenna circuitry comprises:
first wireless power antenna circuitry corresponding to the first wireless power scheme and connected to the conversion circuit, and
second wireless power antenna circuitry corresponding to the second wireless power scheme and connected to the conversion circuit,
wherein the first wireless power antenna circuitry is electrically connected in parallel to the second wireless power antenna circuitry, and
wherein the controller, in response to the transmission mode being selected, is further configured to:
control the conversion circuit to convert the DC power to alternating current (AC) power using the wireless power frequency, and
transmit, through the wireless power antenna circuitry, the AC power to the external electronic device,
wherein the first wireless power antenna circuitry is electrically connected between a first connection point and a second connection point of the conversion circuit, and
the second wireless power antenna circuitry is electrically connected to the first connection point via a first capacitor and to the second connection point via a second capacitor.

US Pat. No. 10,461,582

SYSTEMS, APPARATUS, AND METHODS FOR WIRELESS POWER RECEIVER COIL CONFIGURATION

QUALCOMM Incorporated, S...

1. An apparatus for wirelessly receiving power, the apparatus comprising:a coil circuit configured to generate a current in response to a magnetic field generated by a transmitter, the coil circuit comprising a conductive material having at least three loop portions, including a first loop portion, a second loop portion enclosing a first area, and a third loop portion enclosing a second area that is non-overlapping with the first area, the second and third loop portions fully enclosed by the first loop portion, the first loop portion, the second loop portion, and the third loop portion physically connected to create a single winding of the conductive material, the second loop portion and the third loop portion having a third area therebetween, the second loop portion having a first portion adjacent to a first portion of the first loop portion, and the third loop portion having a first portion adjacent to a second portion of the first loop portion and a second portion adjacent to a second portion of the second loop portion, wherein the generated current flows through the first portion of the first loop portion and the first portion of the second loop portion in a first direction and flows through the second portion of the first loop portion and the first portion of the third loop portion in a second direction, and wherein the generated current flows through the second portion of the second loop portion and the second portion of the third loop portion in opposite directions to create a field cancelling effect in the third area; and
a receive circuit including a rectifier circuit, the receive circuit being electrically and conductively coupled to the first loop portion, wherein the receive circuit is configured to generate an output for at least one of powering or charging a load based at least in part on the generated current.

US Pat. No. 10,461,581

CHARGING CASE FOR ELECTRONIC DEVICES

Nook Digital, LLC, New Y...

1. An electronic system, comprising:a mobile electronic device comprising
a touch screen display;
a processor;
a battery;
a first conductive contact connected to the battery; and
a single port for receiving both power to charge the battery and data for processing by the processor; and
a charging case to which the mobile electronic device is attachable, the charging case comprising
a second conductive contact, the first conductive contact to be in direct contact with the second conductive contact when the device is attached to the charging case,
an inductive coil configured to electromagnetically couple to a primary inductive charging coil, and
charging circuitry configured to provide power from the inductive coil to the battery through the first and second conductive contacts, thereby leaving the single port available for use during charging of the battery.

US Pat. No. 10,461,580

NOISE MITIGATION IN WIRELESS POWER SYSTEMS

APPLE INC., Cupertino, C...

1. A wireless power system comprising:a transmitter comprising:
a substrate;
a distribution of transmitter coils on the substrate, each transmitter coil formed with at least one crossover per turn; and
a receiver magnetically coupled to at least one transmitter coil and comprising a receiver coil formed with at least one crossover per turn; wherein a first transmitter coil of the distribution of transmitter coils comprises:
a first portion;
a second portion; and
an in-line filter capacitor coupled between the first portion and the second portion, wherein at least one crossover is formed by the in-line filter capacitor.

US Pat. No. 10,461,579

METHOD AND SYSTEM FOR MONITORING THE OPERATING STATUS OF AN ENERGY DELIVERY NETWORK

Siemens Aktiengesellschaf...

1. A method for monitoring an operating status of an energy delivery network, which comprises the steps of:acquiring measured values indicating the operating status of the energy delivery network from sensors disposed at measurement locations assigned to primary components of the energy delivery network;
transmitting the measured values or values derived from the measured values first to an application server, disposed outside a sphere of influence of an operator of the energy delivery network;
determining with the sensors state values indicating their own operating status and transmitting the state values to the application server;
analyzing and/or processing the measured values or the values derived therefrom via the application server, thereby forming system status values indicating the operating status of the energy delivery network at a measurement location of a respective sensor;
checking via the application server the measured values received with regard to their position in an admissible operating range of a respective primary component to which the respective sensor is assigned;
forming system status values according to a result of the checking step via the application server and transmitting the system status values from the application server to a monitoring device of the operator of the energy delivery network; and
generating, via the monitoring device of the operator of the energy delivery network, a visualization that indicates the operating status of the energy delivery network at the measurement location of the respective sensor, based on at least one of the measured values, the values derived therefrom or the system status values received from the application server;
wherein the application server analyzes and/or processes the state values, thereby forming sensor status values which indicate an operating status of each of the sensors, the sensor status values are transmitted from the application server to the monitoring device of the operator of the energy delivery network; and
wherein the monitoring device uses the sensor status values received from the application server to generate and display the visualization indicating the operating status of the respective sensor.

US Pat. No. 10,461,578

OPTIMIZING THE DISTRIBUTION OF ELECTRICAL ENERGY

Siemens Aktiengesellschaf...

1. A method for optimizing the distribution of electrical energy in an electrical power grid comprising autonomous grid regions, comprising the following method steps:receiving input data by at least two dispatcher entities, wherein the input data represent energy intervals requested by the autonomous grid regions, and wherein the system does not include an individual central management node including a calculating device for calculating a solution of the distribution of electrical energy among all the autonomous grid regions based on the input data;
calculating at least one solution of the distribution of electrical energy among all the autonomous grid regions based on the input data, wherein calculating is performed by each of the at least two dispatcher entities;
selecting one of the calculated solutions for the distribution of electrical energy in the power grid;
implementing, by each of the at least two dispatcher entities, the selected calculated solution and distributing electrical energy among all the autonomous grid regions in the power grid based upon the selected calculated solution.

US Pat. No. 10,461,577

INVERTER PARALLELING CONTROL SYSTEM AND METHOD

SCHNEIDER ELECTRIC IT COR...

1. An Uninterruptible Power Supply (UPS) system comprising:an input configured to be coupled to an AC source and to receive input AC power from the AC source;
an output configured to provide output AC power to a load;
a converter coupled to the input and configured to convert the input power into DC power;
an inverter having an inverter output coupled to the output of the UPS, the inverter configured to convert the DC power into the output AC power and provide the output AC power to the output; and
a controller configured to operate the inverter to introduce a voltage droop to the output AC power, wherein the controller includes an active power droop controller coupled to the inverter output, the active power droop controller including:
a first moving average filter configured to sample instantaneous active power of the inverter to obtain instantaneous active power samples and calculate a first DC component of the instantaneous active power samples; and
a first Min-Max filter configured to receive the first DC component of the instantaneous active power samples from the first moving average filter and output a second DC component of the instantaneous active power samples having a convergence time less than a convergence time of the first DC component,
wherein the active power droop controller is configured to calculate the voltage droop based on the second DC component.

US Pat. No. 10,461,576

UNINTERRUPTIBLE POWER SUPPLY APPARATUS

TOSHIBA MITSUBISHI-ELECTR...

1. An uninterruptible power supply apparatus comprising:a converter configured to convert AC power supplied from a commercial AC power source into DC power;
an inverter configured to convert DC power into AC power and supply the AC power to a load; and
a control device configured to control the converter and the inverter,
during a normal time when the AC power is supplied from the commercial AC power source, the DC power generated in the converter being supplied to the inverter and stored in a power storage device, and during a power failure time when supply of the AC power from the commercial AC power source is stopped, the DC power in the power storage device being supplied to the inverter,the control device being configured to execute a mode selected from a first mode and a second mode, in the first mode, a first AC voltage with a sinusoidal waveform and with no waveform distortion being supplied to the load, and in the second mode, a second AC voltage with a waveform distortion within an allowable range for the load being supplied to the load,the control device being configured to:
when the first mode is selected during the normal time, control the converter to output a first DC voltage and control the inverter to output the first AC voltage with a sinusoidal waveform and with an amplitude smaller than one-half of the first DC voltage; and
when the second mode is selected during the normal time, control the converter to output a second DC voltage smaller than the first DC voltage and control the inverter to output the second AC voltage with a sinusoidal waveform and with an amplitude larger than one-half of the second DC voltage.

US Pat. No. 10,461,575

MULTISTATE PWM COMMAND FOR 3 LEVELS INVERTERS

SCHNEIDER ELECTRIC IT COR...

1. An Uninterruptible Power Supply (UPS) system comprising:an input configured to be coupled to an AC source and to receive input AC power from the AC source;
an output configured to provide output AC power to a load, the output AC power having a positive average output voltage level during a positive half-period of a line cycle and a negative average output voltage level during a negative half-period of the line cycle;
a converter coupled to the input and configured to convert the input AC power into DC power;
a plurality of DC busses coupled to the converter and configured to receive the DC power from the converter;
an inverter coupled to the plurality of DC busses, the inverter having a common point configured to receive the DC power from the plurality of DC busses and a filter coupled between the common point and the output, and the inverter configured to convert the DC power from the plurality of DC busses into the output AC power and provide the output AC power to the output; and
a controller configured to operate the inverter, during the positive half-period of the line cycle, by alternating between a first mode of operation to provide a positive voltage to the common point, a second mode of operation to provide a neutral voltage to the common point, and a third mode of operation to provide a negative voltage to the common point to generate the positive average output voltage level of the output AC power provided to the output.

US Pat. No. 10,461,574

TRANSFER SWITCH WITH MONITOR ON LOAD SIDE

Kohler Co., Kohler, WI (...

1. A system comprising:a first input port for receiving alternating current from a first power source;
a second input port for receiving alternating current from a second power source; and
a switch configured to switch an output port between the first input port and the first power source and the second input port and the second power source, the switch comprising a measurement circuit electrically connected to the output port and a home electrical panel, wherein the measurement circuit is configured to generate a load measurement signal for the output port, wherein the load measurement signal includes at least one sample corresponding to a total home consumption value for a status message.

US Pat. No. 10,461,573

EMERGENCY POWER SUPPLY UNIT AND METHOD FOR OPERATING AN EMERGENCY LIGHTING MEANS

1. An emergency power supply unit (A) for operating an emergency light (6), comprising at least one LED, the emergency power supply unit (A) comprising:an energy storage unit (2) configured to provide a battery supply voltage (VBat) in case of a mains voltage supply loss, wherein the emergency power supply unit (a) detects a battery supply voltage value;
and
a controlling unit (5) configured to control the operation of the emergency power supply unit (A) based on the actually monitored battery supply voltage (VBat) value;
wherein in a first operating mode of the emergency power supply unit (A), an emergency light (6) is switched-on;
wherein in a second operating mode of the emergency power supply unit (A), the controlling unit (5) is operative and the emergency light (6) is switched-off; and
wherein in a third operating mode, the battery supply voltage (VBat) is galvanically isolated from the controlling unit (5) by a switching means (11).

US Pat. No. 10,461,572

TRANSFORMER COUPLED CURRENT CAPPING POWER SUPPLY TOPOLOGY

Microsoft Technology Lice...

1. A load transfer system for switching a load in a transformer having a first input winding corresponding to a primary side and a second input winding corresponding a secondary side, the load transfer system comprising:a first source of power selectively supplied to the first input winding through activation of a first duty cycle associated with a first switch coupled to the first input winding;
a second source of power selectively supplied to the second input winding through activation of a second duty cycle associated with a second switch coupled to the second input winding; and
a controller configured to:
monitor an input voltage (Vin) supplied to the first input winding that is inductively transferring power to the output winding,
determine Vin is below a threshold input voltage,
incident to said determination, adjust the second duty cycle associated with the second switch to supply the second source of power to the second input winding to inductively transfer additional power from the second input winding with the inductively transferred power from the first input winding to the output winding, and
increase the first duty cycle associated with the first switch by a step rate based on the additional supply of the second source of power to the second input winding.

US Pat. No. 10,461,571

CHARGING CIRCUIT AND MODULE USING THE SAME

MURATA MANUFACTURING CO.,...

1. A charging circuit comprising:an electric storage element having a rated charging voltage:
a power generation element having a rated power generation voltage which is greater than the rated charging voltage, the power generation element being coupled to the electric storage unit so as to charge the electric storage element; and
the electric storage element having a positive electrode active material layer containing a lithium-transition metal oxide and a negative electrode active material layer containing lithium-titanium oxide having a spinel-type crystal structure.

US Pat. No. 10,461,570

SYSTEMS AND METHODS TO PROVIDE ENHANCED DIODE BYPASS PATHS

TIGO ENERGY, INC., Los G...

1. A bypass switch circuit, comprising:a bypass transistor having a parasitic diode, the bypass transistor to be connected in parallel with an output of a group of solar cells;
a first diode;
a first capacitor connected in series with the first diode, wherein a path formed by the first diode and the first capacitor is connected in parallel with the bypass transistor;
a single cell converter connected to the first capacitor to receive an input, the single cell converter to generate an output;
a second diode connected to receive the output of the single cell converter;
a second capacitor connected in series with the second diode; and
a controller connected to the second capacitor and configured to activate the bypass transistor in response to the parasitic diode being conductive.

US Pat. No. 10,461,569

POWER PATH INFORMATION GENERATION DEVICE, METHOD FOR GENERATING POWER PATH INFORMATION, AND COMPUTER PROGRAM

SONY CORPORATION, Tokyo ...

1. A system comprising:circuitry configured to
acquire information indicating a variation in voltage corresponding to each of a plurality of nodes connected to a direct-current (DC) line; and
identify a topology of the plurality of nodes connected to the DC line based on the acquired information indicating the variation in voltage corresponding to each of the plurality of nodes,
wherein each of the plurality of nodes comprises a bidirectional DC-to-DC converter configured to be coupled to the DC line, and each of the plurality of nodes comprises a battery capable of supplying power via the DC line.

US Pat. No. 10,461,568

CHARGING SYSTEM, CHARGING METHOD, AND POWER ADAPTER

Guangdong Oppo Mobile Tel...

1. A charging system, comprising:a battery;
a first rectification unit, configured to rectify, in a charging process, an input alternating current (AC) and output a voltage of a first pulsating waveform;
a switch unit and a transformer, configured to receive the voltage of the first pulsating waveform outputted by the first rectification unit, and couple the voltage of the first pulsating waveform to a secondary side circuit, the secondary side circuit, configured to generate an output voltage for charging the battery;
a second rectification unit, configured to rectify a voltage of a second pulsating waveform and output a voltage of a third pulsating waveform;
a first charging interface coupled with the second rectification unit, configured to apply the voltage of the third pulsating waveform to a battery of a terminal via a second charging interface of the terminal when the first charging interface is coupled with the second charging interface, wherein the second charging interface is coupled with the battery;
a sampling unit, configured to sample at least one of an output voltage or an output current of the second rectification unit to obtain at least one of a voltage sampling value or a current sampling value; and
a control unit coupled with the sampling unit and the switch unit, respectively, the control unit configured to output a control signal to the switch unit to adjust a duty ratio of the control signal based on at least one of the voltage sampling value or the current sampling value, enabling the voltage of the third pulsating waveform to meet charging requirements of the terminal.

US Pat. No. 10,461,567

FEED SYSTEM, FEED UNIT, AND ELECTRONIC UNIT

Sony Corporation, Tokyo ...

1. A power transmitter, comprising:a power transmitting unit configured to detect a power receiving unit to be charged before the power transmitting unit performs pre-charging of the power receiving unit and to receive a charging request from the power receiving unit after the power transmitting unit performs the pre-charging of the power receiving unit,
wherein the power transmitting unit is configured to transmit power to the power receiving unit during main charging based upon result information of a first authentication between the power transmitting unit and the power receiving unit.

US Pat. No. 10,461,566

SYSTEM, APPARATUS, AND METHOD FOR CAPACITIVE WIRELESS CHARGING

1. A capacitive wireless charging system, comprising:a charging circuit having adjustable operating characteristics, and including two coupling capacitors formed by two transmitter electrode plates of a source device at least partially overlapping two receiver electrode plates of a user device; and
a positioning device configured to move at least one of the transmitter electrode plates in order to adjust coupling characteristics of the coupling capacitors to reach a pre-determined threshold wherein the at least one transmitter electrode plate is configured to rotate around an axis that is geometrically off center of the at least one transmitter electrode plate and the coupling characteristics indicate a total coupling capacitance of the coupling capacitors.

US Pat. No. 10,461,565

DEFORMABLE ELECTRONIC DEVICE AND WIRELESS CHARGING SYSTEM

Lenovo (Beijing) Limited,...

1. An electronic device comprising:a body;
a plurality of electronic components disposed within the body, wherein the plurality of electronic components comprise a battery;
a first portion extending from the body;
a second portion extending from the body;
a shielding layer covering the plurality of electronic components disposed within the body; and
a charging coil disposed within the body, the first portion, and the second portion that charges the battery, wherein the charging coil is positioned at an inner peripheral edge of the first portion and the second portion;
wherein a conductive line of the charging coil has a deformable helical shape and surrounds the inner peripheral edge of the first portion and the second portion, the conductive line being formed from a plurality of parallel, butt-jointed terminals located inside the conductive line.

US Pat. No. 10,461,564

COIL STRUCTURE FOR INDUCTIVE AND RESONANT WIRELESS CHARGING TRANSMITTER AND INTEGRAL CONTROL METHOD FOR THE SAME

KOREA AUTOMOTIVE TECHNOLO...

1. A wireless power transmitter, comprising:a first coil disposed to transmit wireless power;
a second coil disposed outside of the first coil to transmit wireless power; and
a controller configured to:
determine whether to operate the wireless power transmitter in a magnetic induction mode or a magnetic resonance mode;
in the magnetic induction mode, control the first coil to transmit wireless power in the magnetic induction mode and control the second coil not to transmit wireless power; and
in the magnetic resonance mode, control both the first coil and the second coil to transmit wireless power in the magnetic resonance mode.

US Pat. No. 10,461,563

SCREEN AND DEVICE COMPRISING THE SCREEN

BOE Technology Group Co.,...

1. A screen comprising:an induction current generation circuit configured to generate an induction current, the induction current generation circuit including a plurality of metal wires arranged in parallel, and the plurality of metal wires comprising touch signal lines;
an induction current transmission circuit connected to the induction current generation circuit and configured to transmit the induction current; and
a control circuit connected to the induction current transmission circuit and configured to control the transmission of the induction current.

US Pat. No. 10,461,561

BATTERY CHARGING APPARATUS AND BATTERY CHARGING PROTECTION CONTROL METHOD

GUANGDONG OPPO MOBILE TEL...

1. A battery charging apparatus, comprising a power adapter and a charging control circuit, wherein, the charging control circuit is built in an electronic device and coupled to a controller and a battery in the electronic device, the power adapter is coupled to a communication interface of the electronic device via a communication interface thereof, the battery is charged by the power adapter via the communication interface of the electronic device, and the charging control circuit performs data communication with the power adapter via the communication interface of the electronic device;if a conventional charging or a quick charging is performed on the battery, the power adapter first determines whether an output voltage is greater than a voltage threshold and whether an output current is greater than a current threshold, if the output voltage is greater than the voltage threshold and/or the output current is greater than the current threshold, the power adapter sends a first charging stop command to the charging control circuit and automatically switches off direct current output, the charging control circuit drives the controller to switch off the communication interface of the electronic device according to the first charging stop command; if the output voltage is not greater than the voltage threshold, and the output current is not greater than the current threshold, the power adapter feeds back output voltage information and output current information to the charging control circuit, if the charging control circuit determines that the output voltage of the power adapter is greater than the voltage threshold and/or the output current of the power adapter is greater than the current threshold according to the output voltage information and the output current information, the charging control circuit feeds back a second charging stop command to the power adapter and drives the controller to switch off the communication interface of the electronic device, and the power adapter switches off the direct current output according to the second charging stop command; and if the charging control circuit determines that the output voltage of the power adapter is not greater than the voltage threshold and the output current of the power adapter is not greater than the current threshold according to the output voltage information and the output current information, the power adapter continues to determine the output voltage and the output current,
wherein, the power adapter comprises an EMI filter circuit, a high-voltage rectifier and filter circuit, an isolation transformer, an output filter circuit, and a voltage tracking and control circuit;
the EMI filter circuit is configured to perform an electromagnetic interference filter on mains supply, the high-voltage rectifier and filter circuit is configured to perform a rectifying and filtering process for outputting a high-voltage direct current, the isolation transformer is configured to perform an electrical isolation on the high-voltage direct current, the output filter circuit is configured to perform a filtering process on an output voltage of the isolation transformer so as to charge the battery, the voltage tracking and control circuit is configured to regulate the output voltage of the isolation transformer according to an output voltage of the output filter circuit;
the power adapter further comprises a power circuit, a main control circuit, a potential regulation circuit, a current detection circuit, a voltage detection circuit and an output switch circuit:
an input terminal of the power circuit is coupled to a secondary terminal of the isolation transformer; a power terminal of the main control circuit, a power terminal of the potential regulation circuit, and a power terminal of the current detection circuit are jointly coupled to an output terminal of the power circuit, a high-potential terminal of the main control circuit and a high-potential terminal of the potential regulation circuit are both coupled to a positive output terminal of the output filter circuit, a potential regulation terminal of the potential regulation circuit is coupled to the voltage tracking and control circuit; a direct current input terminal of the current detection circuit is coupled to a positive output terminal of the output filter circuit; a current detection feedback terminal of the current detection circuit is coupled to a current detection terminal of the main control circuit; a clock output terminal and a data output terminal of the main control circuit are coupled to a clock input terminal and a data input terminal of the potential regulation circuit; a first detection terminal and a second detection terminal of the voltage detection circuit are coupled to a direct current output terminal of the current detection circuit and a negative output terminal of the output filter circuit respectively, a first output terminal and a second output terminal of the voltage detection circuit are coupled to a first voltage detection terminal and a second voltage detection terminal of the main control circuit respectively; an input terminal of the output switch circuit is coupled to the direct current output terminal of the current detection circuit; an output terminal of the output switch circuit is coupled to a third detection terminal of the voltage detection circuit; a ground terminal of the output switch circuit is coupled to a negative output terminal of the output filter circuit; a controlled terminal and a power terminal of the output switch circuit are coupled to a switch control terminal of the main control circuit and the secondary terminal of the isolation transformer respectively; each of a negative output terminal of the output filter circuit, the output terminal of the output switch circuit, and a first communication terminal and a second communication terminal of the main control circuit is coupled to the communication interface of the power adapter;
the power circuit comprises: a first capacitor, a voltage stabilizing chip, a second capacitor, a first inductor, a second inductor, a first diode, a second diode, a third capacitor, a first resistor and a second resistor;
a junction of a first terminal of the first capacitor and an input power pin and an enable pin of the voltage stabilizing chip is configured as the input terminal of the power circuit, a second terminal of the first capacitor and a ground pin of the voltage stabilizing chip are jointly grounded; a switch pin of the voltage stabilizing chip and a first terminal of the second capacitor are jointly coupled to a first terminal of the first inductor; an internal switch pin of the voltage stabilizing chip and a second terminal of the second capacitor are jointly coupled to a cathode of the first diode; a voltage feedback pin of the voltage stabilizing chip is coupled to a first terminal of the first resistor and a first terminal of the second resistor, a second terminal of the first inductor and a cathode of the second diode are jointly coupled to a first terminal of the second inductor, a junction of a second terminal of the second inductor, an anode of the first diode, a second terminal of the first resistor and a first terminal of the third capacitor is configured as the output terminal of the power circuit; an anode of the second diode, a second terminal of the second resistor and a second terminal of the third capacitor are jointly grounded.

US Pat. No. 10,461,560

INFORMATION HANDLING SYSTEM EXTERNAL ADAPTER AND BATTERY SOURCE

Dell Products L.P., Roun...

1. A method for powering a portable information handling system, the method comprising:removeably coupling a power-in port of a first battery module to a charging port of power source with a first cable;
removeably coupling a power-out port of the first battery module to a power-in port of a second battery module with a second cable;
providing power from the power source to the first battery module through the power-in port;
determining at the first battery module that the second battery module has capacity to accept a charge;
charging the second battery module with power provided at the power-out port of the first battery module to the power-in port of the second battery module; and
charging the first battery module when the second battery module a predetermined capacity to accept a charge.

US Pat. No. 10,461,559

CHARGING CONTROL FOR SUPERCAPACITOR(S)

PRC TECH, LLC, Loudonvil...

6. A system for charging a supercapacitor, the system comprising:a power source to supply a constant charge to the supercapacitor; and
a controller to initiate and control charging of the supercapacitor using the constant charge, the controller:
initially measuring supercapacitor terminal voltage (V1);
dynamically determining, based on the initiating charging, an overcharge voltage value at which to terminate supercapacitor charging by the constant charge to substantially fully charge the supercapacitor, the dynamically determined overcharge voltage value being greater than a rated supercapacitor full voltage value (Vfull) of the supercapacitor, and relating, at least in part, to internal resistance of the supercapacitor during the charging by the constant charge, the dynamically determining comprising:
measuring supercapacitor terminal voltage (V2) during the constant charging of the supercapacitor;
determining the internal resistance of the supercapacitor during the charging by the constant charge using the supercapacitor terminal voltage (V1) and the supercapacitor terminal voltage (V2), and a determined charging current; and
using the determined internal resistance of the supercapacitor during the charging by the constant charge to determine the overcharge voltage value; and
continuing with applying the constant charging to the supercapacitor until the dynamically determined overcharge voltage value is reached at the supercapacitor, and based on reaching the dynamically determined overcharge voltage value at the supercapacitor, terminating the charging of the supercapacitor.

US Pat. No. 10,461,558

SEMICONDUCTOR INTEGRATED CIRCUIT, OPERATING METHOD THEREOF, AND ELECTRONIC DEVICE INCLUDING THE SAME

Samsung Electronics Co., ...

1. A semiconductor integrated circuit comprising:a recharge switch connected to a battery through an intermediate node, the recharge switch configured selectively form a current path to wirely charge the battery, if the semiconductor integrated circuit is operating in a wired charging mode; and
a Wireless Recharge/Magnetic Secure Transmission (MST) device between the intermediate node and a ground, the Wireless Recharge/MST device including at least a plurality of switches configured to,
disconnect the intermediate node and the ground, if the semiconductor integrated circuit is operating in the wired charging mode,
provide a wireless charging current to the battery through the intermediate node, if the semiconductor integrated circuit is operating in a wireless charging mode, and
receive a current from the battery through the intermediate node, if the semiconductor integrated circuit is operating in a magnetic secure transmission (MST) mode, the Wireless Recharge/MST device configured to generate a magnetic signal based on the current received from the battery.

US Pat. No. 10,461,557

RECHARGEABLE TOOL BATTERY, MAINS-OPERABLE HAND-HELD POWER TOOL, AND TOOL SYSTEM

Hilti Aktiengesellschaft,...

1. A rechargeable tool battery comprising:a rechargeable tool battery housing, a secondary cell battery being situated inside the battery housing and having a nominal cell voltage; and
a rechargeable battery DC-DC converter integrated into the rechargeable tool battery housing and electrically connected to the secondary cell battery, and designed for raising the nominal cell voltage to a supply voltage tappable at a rechargeable tool battery terminal of the rechargeable tool battery.

US Pat. No. 10,461,556

CHARGER, ELECTRONIC DEVICE, AND CHARGING METHOD

SHENZHEN ROYOLE TECHNOLOG...

1. A charger, comprising:a charge port, comprising a power pin, a first data pin, a second data pin, and a ground pin, the first data pin always being disconnected from the second data pin, the charge port being configured to connect to an electronic device;
a controller, connected to the first data pin and the second data pin;
a connection switching circuit, connected to the power pin, the first data pin, the second data pin, and the ground pin, and the controller;
wherein, the controller is configured to control the connection switching circuit to connect the first data pin to the power pin and connect the second data pin to the ground pin, when a handshake between the charger and the electronic device connected to the charge port is created successfully.

US Pat. No. 10,461,555

BATTERY CHARGING FOR MOBILE DEVICES

Dialog Semiconductor (UK)...

1. A charging system for providing power over a bus between a source and a sink;said bus comprising a power transmission channel and a configuration channel;
said system comprising:
a capacitive power converter;
a controller for controlling operation of the capacitive power converter;
a configuration channel detector arranged to detect the status of the configuration channel and provide said status as an input for the controller, so that the system can determine that the source has been detached from the bus when no configuration channel data is present.

US Pat. No. 10,461,554

METHOD OF OPERATING ELECTROCHEMICAL CELLS COMPRISING ELECTRODEPOSITED FUEL

NANTENERGY, INC., Scotts...

1. A process for operating an electrochemical cell system, wherein the electrochemical cell system comprises:(i) at least two fuel electrodes for receiving electrodeposited metal fuel;
(ii) at least one oxidant electrode spaced apart from the fuel electrodes;
(iii) at least one charging electrode;
(iv) an ionically conductive medium communicating the electrodes of the electrochemical cell system for conducting ions to support electrochemical reactions at the fuel, oxidant, and charging electrodes, the ionically conductive medium comprising reducible metal fuel ions;
wherein the process comprises:
(i) assigning the fuel electrodes into units, the units comprising: a discharging unit and a charging unit;
(ii) operating said cell system in a discharge mode wherein the metal fuel is oxidized at each fuel electrode in the discharging unit and an oxidant is reduced at the at least one oxidant electrode to generate an electrical discharge current therebetween for application to a load;
(iii) operating said cell system in a charging mode wherein a reducible species of the fuel is reduced to electrodeposit the fuel on each fuel electrode in the charging unit and oxidize an oxidizable species of the oxidant at the charging electrode by application of an electrical charge current therebetween from a power source;
(iv) monitoring each of the fuel electrodes in the discharging unit during said discharge mode, wherein each fuel electrode in the discharging unit meeting a predetermined depletion criteria is assigned from the discharging unit to the charging unit, and wherein each fuel electrode not meeting the predetermined depletion criteria remains assigned to the discharging unit including for a subsequent discharge mode; and
(v) monitoring each of the fuel electrodes in the charging unit during said charging mode, wherein each fuel electrode in the charging unit meeting a predetermined loading criteria is assigned from the charging unit to the discharging unit, and wherein each fuel electrode not meeting the predetermined loading criteria remains assigned to the charging unit including for a subsequent charge mode.

US Pat. No. 10,461,553

POWER SOURCE DEVICE

HITACHI AUTOMOTIVE SYSTEM...

1. A power source device, comprising:an insulated AC-DC converter configured to receive an AC voltage and output a DC link voltage to a bidirectional DC-DC converter; and
the bidirectional DC-DC converter, which is configured to:
receive the link voltage from a first direction, and use the link voltage to charge a battery;
receive power from the battery; and
selectively output the link voltage in a second direction opposite to the first direction,
wherein the bidirectional DC-DC converter is configured to output the link voltage having a constant first value when a voltage of the battery is at or below a threshold, and to output the link voltage having a second value higher than the first value when a voltage of the battery is above the threshold.

US Pat. No. 10,461,552

MOBILE DEVICE CHARGER

BIBICORD, INC., Lutz, FL...

1. A mobile device charger, comprising:an enclosure comprising:
a cylindrical shape defined by a first circular surface having a perimeter and connected to a second circular surface having a perimeter by a curved connecting surface having a first end at the perimeter of the first circular surface and a second end at the perimeter of the second circular surface, the perimeters of the first and second circular surface beveled at the connections to the curved connecting surface, and
an electrical plug;
an AC/DC converter circuit, comprising:
a rectifier,
a flyback controller,
a transformer,
a wake-up monitor and synchronous rectifier, and
an active charge indicator; and
a retractable cable with a charging connector extending out from the enclosure, which cable is able to be extended from the enclosure while in use and retracted into the enclosure for storage,
wherein the wake-up monitor and synchronous rectifier is configured to send a series of pulses through the transformer to signal the flyback controller to shut down when there is no mobile device connected to the mobile device charger.

US Pat. No. 10,461,551

CHARGING SUPPORT DEVICE

DENSO TEN Limited, Kobe ...

7. A vehicle system comprising:a power receiver located on a bottom surface of a vehicle, the power receiver configured to be supplied with power in a non-contact manner from a power transmitter located outside the vehicle, so as to charge a battery of the vehicle;
a display; and
a charging support device including a controller that:
generates an overhead image that is supplied to the display, the overhead image displaying a vehicle image of the vehicle and an image of a surrounding area of the vehicle captured by a camera installed on the vehicle;
calculates a position of the power transmitter based on an image captured by the camera before the power transmitter becomes at least partially hidden under the vehicle;
displays, in the generated overhead image, the power transmitter overlaid on the vehicle image at the calculated position of the power transmitter once the power transmitter starts becoming hidden under the vehicle;
acquires information of a speed and a steering angle of the vehicle;
calculates a movement direction and a movement distance of the vehicle from the acquired information; and
displays, in the generated overhead image, a positional relationship between the vehicle and the power transmitter in a state in which the power transmitter is hidden under the vehicle.

US Pat. No. 10,461,550

FAST CHARGING METHOD, POWER ADAPTER AND MOBILE TERMINAL

Guangdong Oppo Mobile Tel...

9. A mobile terminal, the mobile terminal being coupled with a power adapter via a USB interface, a power line of the USB interface being configured for charging the mobile terminal, a data line of the USB interface being configured for a bidirectional communication between the mobile terminal and the power adapter, the power adapter transmitting a clock signal to the mobile terminal via a first data line of the USB interface in a process of coupling the power adapter with the mobile terminal, the clock signal being configured for indicating a communication sequence between the power adapter and the mobile terminal, the communication sequence containing instruction transmission time slots of the power adapter and instruction reception time slots of the power adapter, and the instruction transmission time slots and the instruction reception time slots being alternatively generated, the mobile terminal supporting a normal charging mode and a fast charging mode, a charging current of the fast charging mode being higher than a charging current of the normal charging mode, the mobile terminal comprising:a charging circuit; and
a communication control circuit configured to determine to activate the fast charging mode, receive a second instruction from the power adapter, wherein the second instruction is configured for querying whether or not a current output voltage of the power adapter is proper to be a charging voltage of the fast charging mode;
the communication control circuit being further configured to transmit a reply instruction corresponding to the second instruction to the power adapter, wherein the reply instruction corresponding to the second instruction is configured for indicating that the current output voltage of the power adapter is proper, high, or low, whereby the power adapter adjusts the current output voltage of the power adapter to be the charging voltage of the fast charging mode according to the reply instruction corresponding to the second instruction;
the communication control circuit being further configured to receive a third instruction from the power adapter, wherein the third instruction is configured for querying a maximum charging current currently supported by the mobile terminal;
the communication control circuit being further configured to transmit a reply instruction corresponding to the third instruction to the power adapter, wherein the reply instruction corresponding to the third instruction is configured for indicating the maximum charging current currently supported by the mobile terminal, whereby the power adapter determines the charging current of the fast charging mode according to the reply instruction corresponding to the third instruction;
the communication control circuit being further configured to receive a fourth instruction from the power adapter after the power adapter adjusts an output current of the power adapter to be the charging current of the fast charging mode and enters a constant current phase, wherein the fourth instruction is configured for querying a current voltage of a battery of the mobile terminal;
the communication control circuit being further configured to transmit a reply instruction corresponding to the fourth instruction to the power adapter, wherein the reply instruction corresponding to the fourth instruction is configured for indicating the current voltage of the battery of the mobile terminal, whereby the power adapter adjusts the output current of the power adapter according to the current voltage of the battery to charge the mobile terminal in a multi-stage constant current mode via the charging circuit, wherein
each instruction transmitted to the mobile terminal by the power adapter comprises an 8-bit data, and each reply instruction received from the mobile terminal by the power adapter comprises a 10-bit data.

US Pat. No. 10,461,549

MOBILE TERMINAL, DC-CHARGING POWER SOURCE ADAPTOR, AND CHARGING METHOD

Hisense Mobile Communicat...

1. A method for charging a mobile terminal, the method comprising:determining, by the mobile terminal, whether two differential data pins of a USB interface thereof are shorted, in response to detecting insertion of an external device into the USB interface;
in response to determining that the two differential data pins are shorted, detecting, by the mobile terminal, whether the inserted external device is a DC-charging power source adaptor, and in response to determining that the inserted external device is the DC-charging power source adaptor, detecting, by the mobile terminal, voltage of a battery core of the mobile terminal;
when the voltage of the battery core lies in a range [S1, S2] delimited by preset DC-charging thresholds, controlling, by the mobile terminal, according to the current voltage of the battery core, the DC-charging power source adaptor to output charging voltage corresponding to the current voltage of the battery core to DC-charge the battery, wherein the range [S1, S2]delimited by the DC-charging thresholds is consistent with a voltage range of the battery core corresponding to a constant-current charging phase in a normal DCP charging mode; and
when the voltage of the battery core goes out of the range delimited by the DC-charging thresholds, instructing, by the mobile terminal, the DC-charging power source adaptor to output a constant charging voltage that is output by the DC-charging power source adaptor by default, and receiving, by the mobile terminal, the constant charging voltage output by the DC-charging power source adaptor;
wherein when the voltage of the battery core is less than S1, the battery is pre-charged by a power source managing chip of the mobile terminal at a small current, and when the voltage of the battery core is more than S2, the battery is charged by the power source managing chip of the mobile terminal at constant voltage.

US Pat. No. 10,461,548

VEHICLE

HONDA MOTOR CO., LTD., T...

1. A vehicle comprising:a power receiving device configured to receive power from a power transmission device in a non-contact manner in a state of facing the power transmission device;
a housing configured to store a power reception port to which an external power system is connected via a connecting tool, the housing including:
an opening allowing access to the power reception port therethrough;
a lid member covering the opening to be openable and closable; and
a locking mechanism configured to lock the lid member in a state of closing the opening; and
a controller configured to control whether access to the power reception port is permitted, and configured to drive the locking mechanism when the power receiving device starts receiving power such that the lid member is locked not to be opened.

US Pat. No. 10,461,547

PORTABLE DRONE BATTERY CHARGING SYSTEM

1. A portable charging system for charging a multi-cell drone battery, comprising:a) a system battery configured to power the portable charging system during a portable operation to charge the multi-cell drone battery;
b) a recharging circuit for providing, in a system battery recharge operation, the system battery with sufficient charge for powering the portable operation to charge the multi-cell drone battery, the recharging circuit comprising:
a power input for receiving power during the system battery recharge operation of the system battery; and
a protector coupled between the power input and the system battery, the protector configured to protect the system battery during the system battery recharge operation;
c) a charging module coupled to the system battery and configured to receive power from the system battery to charge the multi-cell drone battery in a drone battery charge operation as part of the portable operation, the charging module comprising:
a drone battery charge control circuit configured to provide charging control of the multi-cell drone battery during the drone battery charge operation; and
a drone battery charging status monitor coupled to the drone battery charge control circuit, the drone battery charging status monitor being configured to control operation of the drone battery charge control circuit based on a multi-cell drone battery status; and
d) a drone battery connector configured to connect the multi-cell drone battery to the charging module;
wherein the charging module further comprises a power switch coupled to the drone battery charge control circuit, the power switch configured to initiate the drone battery charge operation, and wherein the charging module further comprises a timer configured to disable the drone battery charge control circuit after the drone battery charge operation has been initiated by the power switch when the multi-cell drone battery has not been detected to be connected to the drone battery connector within a certain amount of time.

US Pat. No. 10,461,546

SYSTEM AND METHOD OF MANAGING BATTERY BY USING BALANCING BATTERY

LG Chem, Ltd., (KR)

1. A system for managing a battery, the system comprising:a battery unit including a plurality of battery modules, wherein the plurality of battery modules are configured to provide electric energy to an electronic device;
a balancing battery electrically coupled to the battery unit;
a cooling fan configured to adjust a flow rate of a fluid flowing into the battery unit, wherein the balancing battery is configured to supply electric energy to the cooling fan; and
a fan control circuit configured to control operation of the cooling fan, and to control the supply of electric energy from the balancing battery to the cooling fan,
wherein the balancing battery is further configured to perform balancing of the plurality of battery modules included in the battery unit by:
supplying electric energy to one or more of the plurality of battery modules and charging the one or more battery modules; and
receiving electric energy from one or more of the plurality of battery modules.

US Pat. No. 10,461,545

BATTERY SYSTEM

Hitachi Chemical Company,...

1. A battery system that connects a first battery and a second battery in parallel through a switch, the battery system comprising:an estimator which estimates a charging current of the first battery at least from an internal resistance of the first battery; and
an estimator which estimates a charging current of the second battery at least from an internal resistance of the second battery,
wherein the switch is switched between the first battery and the second battery based on the charging current of the first battery and the charging current of the second battery such that a sum of a stored charge in the first battery and a stored charge in the second battery increases,
wherein the procedure switches the switch once during a regenerative charging,
wherein, in a case that a regeneration time is T, a charging time of the second battery is ?, and a first charging time is T??, where T is greater than ?, the second battery first is charged, and the switch is switched to the first battery at the timing ? at which a charge amount of the first battery and a charge amount of the second battery are maximum, and
wherein ? is a time t from a start of charge and the switch is switched so as to select the first battery after the time t has elapsed from the start of charge.

US Pat. No. 10,461,544

METHOD FOR DIAGNOSING ERROR OF CELL BALANCING

HYUNDAI MOTOR COMPANY, S...

1. A method for diagnosing an error in a cell balancing circuit configured to constantly maintain a plurality of cell voltages of a battery, comprising:a first step of calculating a cell balancing residual time (trd_1) based on a cell balancing required time (trq_1) and a cell balancing performing time (tpf_1) in a previous driving;
a second step of confirming a cell balancing required time (trq_2) in a current driving after the first step;
a third step of calculating a time deviation (tdev) based on the cell balancing required time (trq_2) of the second step and the cell balancing residual time (trd_1) of the first step;
a fourth step of deciding whether or not an error has occurred in the cell balancing circuit based on a ratio between the time deviation (tdev) and the cell balancing performing time (tpf_1); and
a fifth step of operating the cell balancing circuit in a case in which the error does not occur in the fourth step,
wherein in the fourth step, it is decided that the error has occurred in the cell balancing circuit when the ratio between the time deviation (tdev) and the cell balancing performing time (tpf_1) satisfies any one of following ranges:

US Pat. No. 10,461,543

WIRELESSLY RECHARGEABLE BATTERY AND COMPONENTS THEREOF

Apple Inc., Cupertino, C...

1. A device for charging a battery, the device comprising:first and second receiver coils having magnetic axes oriented transverse to one another;
a third receiver coil having a magnetic axis transverse to the magnetic axes of the first and second receiver coils; and
a cylindrical outer casing having a base and a side wall,
wherein the third receiver coil is adapted to couple to a transmitter coil when the side wall is oriented perpendicular to a magnetic axis of the transmitter coil.

US Pat. No. 10,461,542

POWER DISTRIBUTION NETWORK

GE AVIATION SYSTEMS LLC, ...

1. A power system comprising:a first power source and a second power source arranged in a series to define a power source series;
a first electrical load and a second electrical load arranged in series with to define a load series, the load series in series with the power source series; and
a set of bypass current paths, each independently associated with one of at least a subset of: the first power source, the second power source, the first electrical load, and the second electrical load, and wherein the set of bypass current paths are configured to be selectably enabled to allow current to bypass a pair of components comprising at least one of the first power source and the second power source, and at least one of the first electrical load and the second electrical load.

US Pat. No. 10,461,541

SOLAR POWER GENERATION CONTROL DEVICE AND SOLAR POWER GENERATION SYSTEM

TOYOTA JIDOSHA KABUSHIKI ...

1. A solar power generation control device configured to control power generated by a solar panel mounted on a vehicle by a maximum power point tracking method, the solar power generation control device comprising:a memory configured to store illuminances on a panel surface of the solar panel and output voltages of the solar panel at which the power generated by the solar panel is maximized at the corresponding illuminances, the illuminances and the output voltages being associated with each other;
acquisition circuitry configured to acquire a travelling speed of the vehicle, a present illuminance on the panel surface, and first information indicating an illuminance in a prescribed area ahead of the vehicle;
calculation circuitry configured to calculate a predicted illuminance on the panel surface based on the first information and the travelling speed, the predicted illuminance being an illuminance on the panel surface after a lapse of a prescribed length of time from a present time; and
control circuitry configured to
i) calculate an absolute value of a difference between a first output voltage at which maximum power is obtained at the present illuminance, and a second output voltage at which maximum power is obtained at the predicted illuminance, with reference to information stored in the memory,
ii) determine whether the absolute value of the difference exceeds a prescribed threshold, and
iii) correct, when the absolute value of the difference is determined to exceed the prescribed threshold, an output voltage of the solar panel such that the output voltage of the solar panel coincides with the second output voltage upon the lapse of the prescribed length of time, to execute maximum power point tracking control.

US Pat. No. 10,461,540

SCALABLE FLEXIBILITY CONTROL OF DISTRIBUTED LOADS IN A POWER GRID

GENERAL ELECTRIC TECHNOLO...

1. A system, comprising:a load controller of distributed load controllers, the load controller coupled to manage a power-consuming load that consumes power supplied via a consumer supply device of a power grid, wherein the load controller manages the load to satisfy the load's quality of service constraint or constraints,
wherein the load controller is communicatively coupled to an aggregator that aggregates data sent by the load controller and received from one or more other distributed load controllers of the distributed load controllers, the data comprising initial data that comprises a power range,
wherein the load controller is configured to receive an initial ratio value from the aggregator,
wherein the initial ratio value is based on the power range and other power range data from the one or more other distributed load controllers of the distributed load controllers,
wherein the load controller is further configured to use the initial ratio value to set a local power level to an initial level, and use load-specific information of the power-consuming load to determine condensed information comprising one or more scalar values that represent the load-specific information in a more compact form than the load-specific information, and to communicate the condensed information to the aggregator, wherein the local power level is local to the load controller,
wherein the load controller is further configured to perform iterations based on communication with the aggregator to modify the local power level to approach a specified aggregated load power consumption level until the aggregator determines that the iterations have satisfied a defined condition, and
wherein the iterations are performed to:
receive a step size value and a global value from the aggregator, wherein the step size value and the global value are based on the condensed information and other condensed information from the one or more other distributed load controllers of the distributed load controllers,
determine a step direction,
control the power-consuming load with an adjustment based on the step size value and the step direction to approach the specified aggregated load power consumption level,
re-determine updated condensed information that updates the condensed information and comprises one or more updated scalar values that represent the load-specific information after the adjustment, and
communicate the updated condensed information to the aggregator.

US Pat. No. 10,461,539

CONTROLLING VOLTAGE IN ELECTRICAL POWER DISTRIBUTION GRID

Vollspark Ltd., Tel Aviv...

1. A system for controlling grid voltage in a power grid, the system comprising:a power line with input leads and output leads, wherein the power line carries alternating current (AC) electrical power between the input and output leads;
a first auxiliary AC/AC power converter with first input conductors and first output conductors, wherein the first auxiliary AC/AC power converter is configured to convert input AC electrical power at the first input conductors to output AC electrical power at the first output conductors, wherein the first auxiliary AC/AC power converter is configured to convert less electrical power than the AC electrical power carried by the power line;
a second auxiliary AC/AC power converter with second input conductors and second output conductors, wherein the second auxiliary AC/AC power converter is configured to convert input AC electrical power at the second input conductors to output AC electrical power at the second output conductors, wherein the second auxiliary AC/AC power converter is configured to convert less electrical power than the AC electrical power carried by the power line;
wherein the first input conductors and the second input conductors respectively of the first and second auxiliary AC/AC power converters are parallel-connected to the input leads of the power line;
wherein the output leads of the power line are series-connected to the output conductors of the first and second auxiliary AC/AC power converters;
wherein the output alternating voltages of the first and second input auxiliary AC/AC power converters add to the output alternating voltage of the power line to control the grid voltage in the power grid.

US Pat. No. 10,461,538

SYSTEM STABILIZATION CONTROL DEVICE AND POWER SYSTEM CONTROL SYSTEM

HITACHI, LTD., Tokyo (JP...

1. A system stabilization control device for controlling a control instrument installed within a power system based on measurement information from a plurality of measurement points within the power system, comprising:an equipment information database for storing information of system equipment that is interconnected with the power system;
a control priority determining unit for determining a control priority of the control instrument based on information of the system equipment;
a control target determining unit for determining a control target based on the measurement information from the plurality of measurement points and the control priority, wherein the control target determining unit determines the control target by using an electrical distance or impedance between the measurement points in which unstable oscillation was observed and the control instrument interconnected points;
a destabilization time calculating unit for calculating destabilization time of the power system from the measurement information from the plurality of measurement points; and
a control time determining unit for determining control time of the control instrument based on the destabilization time and the information of the system equipment, and
wherein the system stabilization control device controls the determined control instrument for the determined control time.

US Pat. No. 10,461,537

METHOD TO DRIVE A POWER CONTROL DEVICE CONNECTED TO UNBALANCED THREE-PHASE LOADS WHEN NO NEUTRAL REFERENCE IS AVAILABLE IN AN ALTERNATIVE ELECTRICAL NETWORK

EUROTHERM LIMITED, Telfo...

1. An unbalanced load manager for a three-phase induction motor or heater comprising:a plurality of current sensors associated with the unbalanced load manager, connect with corresponding phases of a three-phase power system providing power to a three-phase motor or heater, each current sensor configured to provide a value representative of current flow it senses through each corresponding phase of the three-phase power system;
a plurality of voltage taps associated with the unbalanced load manager, connect with the corresponding phases of the three-phase power system providing power to the three-phase motor or heater, with pairs of the voltage taps configured to provide line-to-line voltage between corresponding phases of the three-phase power system;
a memory in the load manager, configured to store a thyristor or SCR firing calculation algorithm; and
a processor in the load manager, coupled to the memory and the plurality of current sensors and voltage taps, configured to:
generate a first time stamp of current transition from positive or negative to zero during a last previous half-period;
generate a second time stamp of line-to-line zero crossing during the last previous half-period;
apply a proportional coefficient to a difference between the first and second time stamps as a phase shift value and adding the phase shift value to a default phase shift as a measured phase shift; and
synchronize firing from line-to-line signal to line-to-neutral signal of phases of the three-phase power system providing power to the motor or heater, using the measured phase shift between line-to-line and current.

US Pat. No. 10,461,536

WIND FARM AND METHOD FOR OPERATING A WIND FARM

SENVION SE, Hamburg (DE)...

1. A method for operating a wind farm having a plurality of wind energy installations, each wind energy installation having a control unit that is connected to an internal wind farm network, a substation at which electrical power that is generated on the wind farm is delivered by the internal wind farm network to a power supply network, and a farm master that is connected to the control unit of each wind energy installation of the plurality of wind energy installations, the method comprising:determining, by the farm master, a uniform target voltage value,
transmitting, by the farm master, the uniform target voltage value to the control unit of each wind energy installation of the plurality of wind energy installations,
determining, by a control unit of a wind energy installation of the plurality of wind energy installations, an overall factor for setting the reactive power generated by the wind energy installation, and
setting, by the control unit of the wind energy installation of the plurality of wind energy installations, the reactive power generated by the wind energy installation according to the overall factor to reduce reactive power losses in the internal wind farm network, wherein the overall factor comprises a first factor that is calculated from a difference between an actual voltage present at the wind energy installation and the uniform target voltage value, multiplied by a gain factor, wherein the gain factor comprises a summation of a global gain factor and an individual gain factor for each wind energy installation.

US Pat. No. 10,461,535

POWER MANAGEMENT SYSTEM, POWER MANAGEMENT METHOD, AND COMPUTER PROGRAM

PANASONIC INTELLECTUAL PR...

1. A power management system, comprising:a first administrator configured to manage a residual capacity of a power storage apparatus;
a second administrator configured to manage interruption information that includes an interruption period during which a power grid is in a service interruption state;
a first estimator configured to estimate, as first power information, an amount of power that is consumed by an electric load during the interruption period;
a second estimator configured to estimate, at a start point of the interruption period or before start of the interruption period, an estimation residual capacity based on the first power information,
the estimation residual capacity being the residual capacity of the power storage apparatus at an end point of the interruption period; and
a determiner configured to determine that a condition for participating in a power trade market is met, when the estimation residual capacity exceeds a reference value, and to set an amount of power by which the estimation residual capacity exceeds the reference value, as an upper limit of a power selling amount in the power trade market.

US Pat. No. 10,461,534

STARTING METHOD AND STOPPING METHOD FOR A STATIC SYNCHRONOUS SERIES COMPENSATOR

NR ELECTRIC CO., LTD, Na...

1. A starting method for a static synchronous series compensator (SSSC), the SSSC consisting essentially of a converter, a shunt transformer, a series transformer, and at least one bypass switch of the series transformer, wherein the shunt transformer is connected to an alternating-current line on one end and to the current converter on another end, wherein the shunt transformer comprises an incoming line switch connected to the alternating-current line, wherein the series transformer is connected to the current converter on one end and to a transmission line on another end, wherein the at least one bypass switch is connected to the series transformer and to the transmission, the starting method comprising the following steps:(a1) setting an initial status of starting the SSSC;
(a2) connecting the converter to the shunt transformer, closing an incoming line switch of the shunt transformer, and charging the converter, entering step (a3) after the charging ends;
(a3) disconnecting the converter from the shunt transformer, and connecting the converter to the series transformer, entering step (a4) after current or voltage stabilization;
(a4) deblocking the converter in a zero current control mode of the bypass switch;
(a5) controlling a current of the bypass switch of the series transformer to be gradually reduced below a current threshold, and opening the bypass switch of the series transformer; and
(a6) after the transmission line is stably operated, enabling the SSSC to enter a normal operation mode, thereby completing a starting process.

US Pat. No. 10,461,533

APPARATUS AND METHOD FOR AUTOMATED VALIDATION, ESTIMATION, AND EDITING CONFIGURATION

ENEL X NORTH AMERICA, INC...

1. An apparatus for configuring validation, estimation, and editing (VEE) rules for performing VEE on a plurality of interval based energy consumption streams, the apparatus 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:
first groups of contiguous interval values tagged as having been validated; and
second groups of contiguous interval values tagged as having been edited;
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 first groups of contiguous interval values, said first groups of contiguous interval values corresponding to correct data, 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 the 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 system elements to change state.

US Pat. No. 10,461,532

SUPPLYING AN ELECTRICAL LOAD WITH ELECTRICAL ENERGY FROM A VOLTAGE SOURCE

OSRAM GMBH, Munich (DE)

1. A circuit assembly for supplying an electrical load with electrical energy from a voltage source, the circuit assembly comprising:an input terminal for connecting to the voltage source,
an output terminal for connecting to the load,
an electrical charge storage for storing electrical charge,
a constant current circuit electrically coupled to the input terminal and the charge storage for supplying the charge storage with a presettable electrical current,
a linear regulator circuit electrically coupled to the charge storage and the output terminal for providing a regulated electrical potential at the output terminal,
a bypass circuit controllable by operation of a control signal, which is electrically coupled to the input terminal and the charge storage in parallel with the constant current circuit, for supplying the charge storage with an electrical bypass current, and
a control unit for providing the control signal,
wherein the control unit is formed to capture an electrical charge storage voltage at the charge storage and to provide the control signal depending on the captured charge storage voltage.

US Pat. No. 10,461,531

ADAPTABLE RECHARGING AND LIGHTING STATION AND METHODS OF USING THE SAME

ELEVATE TECHNOLOGIES CORP...

1. A method of controlling battery output and charging, comprising:a. configuring a plurality of batteries installed in a battery receiver of an electronic system in multiple electrical arrangements;
b. measuring the voltage produced by said plurality of batteries in each of said multiple electrical arrangements;
c. identifying the battery chemistry of said plurality of batteries based on the voltage measurements taken in said multiple electrical arrangements;
d. selecting a charge algorithm from a plurality of charge algorithms for charging said plurality of batteries based on said battery chemistry of said plurality of batteries, wherein said electronic system includes a processing unit having an internal memory in which said plurality of charge algorithms are recorded; and
e. charging said plurality of batteries according to said charge algorithm.

US Pat. No. 10,461,530

APPARATUS AND SYSTEM FOR COUPLING POWER ELECTRONICS TO A PHOTOVOLTAIC MODULE

Enphase Energy, Inc., Pe...

1. An apparatus for presenting a power output from a photovoltaic (PV) module comprising:a connector assembly comprising:
an encapsulated ribbon egress, integrated with the PV module and extending from the PV module to a connector, comprising a plurality of PV module substring interconnects electrically coupled to a plurality of PV cells of the PV module and extending from the PV module; and
the connector, having a two-pole DC connector plug comprising a two-pole DC electrical output that is electrically coupled to the plurality of PV module substring interconnects, wherein the encapsulated ribbon egress is laminated as part of the PV module backsheet such that a portion of the PV module backsheet extends from the PV module and covers the plurality of PV module substring interconnects.

US Pat. No. 10,461,529

TRIGGER CIRCUITRY FOR ELECTROSTATIC DISCHARGE (ESD) PROTECTION

Qorvo US, Inc., Greensbo...

1. An electrostatic discharge (ESD) protection circuit in an integrated circuit (IC) comprising:ESD clamping circuitry coupled between a supply rail and a ground rail and configured to discharge an ESD event in an IC in response to an activation signal;
trigger circuitry configured to divide a voltage spike between the supply rail and the ground rail to provide a trigger voltage; and
latch circuitry coupled to the ESD clamping circuitry and the trigger circuitry and configured to:
detect that the trigger voltage exceeds an ESD threshold voltage; and
provide the activation signal to the ESD clamping circuitry to discharge the ESD event in response to detecting the trigger voltage exceeding the ESD threshold voltage;
wherein the trigger circuitry is decoupled from the latch circuitry when the latch circuitry provides the activation signal to the ESD clamping circuitry to discharge the ESD event in the IC.

US Pat. No. 10,461,528

ELECTRICAL BYPASS APPARATUS

General Electric Technolo...

1. An electrical bypass apparatus comprising:first and second terminals for connection across an electrical component;
an electrically-triggered bypass switch being switchable to form a short circuit across the first and second terminals; and
a first control circuit connected between the first and second terminals, the first control circuit including mutually coupled first and second windings, the first winding being isolated from the second winding, the first control circuit being configured to:
inhibit a current flowing between the first and second terminals from flowing through the first winding when a normal operating voltage is present across the first and second terminals; and
permit a current to flow between the first and second terminals and through the first winding when an overvoltage is present across the first and second terminals and thereby induce a current pulse in the second winding,
wherein the second winding is electrically coupled to the electrically-triggered bypass switch such that the current pulse induced in the second winding acts as a switching control signal to close the electrically-triggered bypass switch and thereby form the short circuit across the first and second terminals; and
wherein the first control circuit includes a rectifier connected across the first and second terminals, the rectifier being configured to rectify a voltage present across the first and second terminals and thereby cause a current to flow between the first and second terminals and through the first winding.

US Pat. No. 10,461,527

BATTERY POWER LIMITING CIRCUIT AND METHOD

MOTOROLA SOLUTIONS, INC.,...

1. A battery protection circuit comprising:a first current limiting switch provided in a current path of a battery and coupled to a first current limiting controller to limit a current output by the battery;
a second current limiting switch provided on the current path in series with the first current limiting switch and coupled to a second current limiting controller to limit the current output by the battery;
a voltage divider connected across the first current limiting switch and the second current limiting switch and including:
a first resistor and a second resistor connected in series, and
a control output provided between the first resistor and the second resistor and coupled to the first current limiting switch, the control output configured to provide a control signal that opens the first current limiting switch when a voltage across the first current limiting switch and the second current limiting switch exceeds a predetermined threshold; and
a second voltage divider connected across the first current limiting switch and the second current limiting switch and including:
a third resistor and a fourth resistor connected in series, and
a second control output provided between the third resistor and the fourth resistor and coupled to the second current limiting switch, the second control output configured to provide a second control signal that opens the second current limiting switch when the voltage across the first current limiting switch and the second current limiting switch exceeds the predetermined threshold.

US Pat. No. 10,461,526

EXPLOSION PROTECTION CIRCUIT WITH IMPEDANCE MATCHING

1. Field device for monitoring at least one physical or chemical process variable, comprising:at least one transformer;
at least one sensor unit;
an electronics unit for signal registration, evaluation and/or feeding; and
an explosion protection circuit, wherein:
said at least one sensor unit is operated with alternating electrical current and/or communication between said electronics unit and said at least one sensor unit occurs with alternating electrical current and/or alternating voltage;
said explosion protection circuit with intrinsic safety, which includes a safety barrier, which has at least one unit for electrical current and voltage limiting, said explosion protection circuit is arranged fixedly between said at least one sensor unit and said electronics unit, and,
there is provided within said explosion protection circuit a unit for impedance matching, which unit for impedance matching includes said at least one transformer;
wherein said at least one sensor unit has at least one piezoelement,
and wherein said unit for voltage limiting includes at least one coil,
wherein said piezoelement with said unit for voltage limiting are shockproof against a mechanical impact with an energy of 7 Joule according to DIN EN60079-11.

US Pat. No. 10,461,525

FAULT CURRENT LIMITING CONTROL AND PROTECTION COORDINATION METHOD FOR CONVERTER OF FLEXIBLE DIRECT CURRENT POWER TRANSMISSION SYSTEM OPERATING IN ISLANDING STATE

NR ELECTRIC CO., LTD, Ji...

1. A fault current limiting control and protection coordination method for a converter of a flexible direct current transmission system operating in an islanding state, characterized in that: coordinating a value of an output current of the converter with a set operating value for an AC line overcurrent protection, wherein:once a fault of a connected AC system is detected, a current output command limit Imax for the converter is set equal to or not more than 1.5 times a value for an AC line overcurrent protection section III; a set value for an AC line overcurrent protection section I is set smaller than a set value for a converter bridge arm overcurrent protection section I; the converter bridge arm overcurrent protection section I is set considering an instantaneous overload capability of the converter; a set value for a proximal AC line overcurrent protection section II is set larger than a set value for a converter bridge arm overcurrent protection section II, and a delay for the proximal AC line overcurrent protection section II is shorter than a delay for the converter bridge arm overcurrent protection section II and the converter bridge arm overcurrent protection section II works as a backup; a set value for a distal AC line overcurrent protection section II is set smaller than the set value for the converter bridge arm overcurrent protection section II, and the converter bridge arm overcurrent protection section II is used as a remote backup.

US Pat. No. 10,461,524

PORTABLE INVERTER CONNECTION CONTROL SYSTEM

Workshops for Warriors, ...

1. A system for connecting an inverter supply to a load center, comprising:an inverter side breaker and monitor, comprising power monitoring circuitry and switching circuitry, wherein:
the power monitoring circuitry connects to a load center and monitors for power faults in a grid power feed connected to the load center by a grid side breaker that connects, in a first grid side breaker state, a grid power feed to the load center, wherein the grid power feed includes at least one hot conductor and a neutral conductor, and disconnects the grid power mains from the load center in a second grid side breaker state; and
in response to not detecting a power fault, the power monitoring circuitry:
precludes connection of the switching circuitry for a connection time delay;
after the connection time delay has expired, determines whether a power fault is detected, and in response to not detecting a power fault, then connects by the switching circuitry, after the connection time delay, an inverter supply to the load center by connecting a hot conductor of the inverter supply to a hot conductor of the load center, a neutral conductor of the inverter supply to the neutral conductor of the load center, and a ground conductor of the inverter supply to a ground conductor of the load center.

US Pat. No. 10,461,523

ELECTROMAGNETIC STREAMER SAFETY

PGS Geophysical AS, Oslo...

1. A system, comprising:a control circuit configured to be coupled to a constant-current power supply unit (PSU) that is operable to supply power to a plurality of loads that are in a series configuration;
wherein the control circuit is configured to:
detect an unexpected change in an output associated with the constant-current PSU; and
power down the constant-current PSU based on a magnitude and a duration of the unexpected change in output;
wherein the control circuit comprises a microcontroller configured to:
monitor a current output by the constant-current PSU via a current sensor coupled to an analog-to-digital controller;
monitor a voltage across a first and second rail of the constant-current PSU via respective first and second resistors; and
monitor, via an isolating circuit, a voltage between a given one of the first and second rails and ground.

US Pat. No. 10,461,522

PROTECTION DEVICE AND PROTECTION SYSTEM

MITSUBISHI ELECTRIC CORPO...

1. A protection device for a power converter provided between a DC line forming a DC power transmission system and an AC system, the protection device comprising:a current input unit configured to receive an input of an AC current value obtained between a transformer connected to the AC system and the power converter capable of converting AC power into DC power;
a current change rate input unit configured to receive an input of a change rate of a direct current detected by an air core coil provided between the DC line and the power converter, the DC line receiving DC power from the power converter;
a fault determination unit configured to determine whether a fault occurs or not in one of the power converter and the DC line, based on the AC current value received by the current input unit and the change rate received by the current change rate input unit; and
an output unit configured to output information for protecting the power converter based on a determination result of the fault determination unit.

US Pat. No. 10,461,521

DRIVING CIRCUIT, CONTROL DEVICE, AND PROTECTION METHOD FOR DRIVING CIRCUIT

DENSO TEN Limited, Kobe-...

1. A driving circuit comprising:a driving unit that supplies a driving current from a power source to a load to drive the load based on a control signal input from a controller;
a first temperature detecting unit that detects a temperature and outputs a signal of a level according to the detected temperature;
an overheat protecting unit that causes the driving unit to block supply of the driving current to the load when the level of the signal output from the first temperature detecting unit is not less than a temperature threshold;
a second temperature detecting unit that detects a temperature and outputs a signal of a level according to the detected temperature to the controller; and
a failure-for-overheat diagnosing unit that performs a failure diagnosis on the first temperature detecting unit, and when it is determined that the first temperature detecting unit breaks down, causes the driving unit to block supply of the driving current to the load and causes the second temperature detecting unit to output a signal of a level corresponding to a temperature out of a temperature range detectable by the second temperature detecting unit to the controller.

US Pat. No. 10,461,520

CONTROLLABLE TEST-PULSE WIDTH AND POSITION FOR SELF-TEST GROUND FAULT CIRCUIT INTERRUPTER

Hubbell Incorporated, Sh...

1. An electrical wiring device comprising:a fault detection circuit configured to detect real, simulated and test fault conditions; and
a test fault circuit configured to generate one or more test pulses that cause said test fault condition, wherein said one or more test pulses are generated to occur approximately five milliseconds after a leading edge of a positive half-cycle of AC power.

US Pat. No. 10,461,519

SYSTEMS AND METHODS FOR DETECTING AND IDENTIFYING ARCING

Hubbell Incorporated, Sh...

1. A system for detecting and identifying arcing comprising:a current transformer converting a current from a load to a proportional voltage;
a first analog-to-digital current converter converting the current to a digitized current at a sample frequency;
a second analog-to-digital voltage converter converting the proportional voltage to a digitized voltage at the sample frequency;
a logic circuitry including non-transitory computer-readable medium storing computer readable instructions and one or more processors coupled to said non-transitory computer readable medium, and when executing said computer readable instructions said logic circuitry:
determines a waveform of a cycle of a primary load current based on the digitized current; and
determines at least one noise signal according to the determined waveform of the cycle of the primary load current and the digitized current; and
a comparator circuit setting a time window within a cycle of the digitized voltage by setting a start time and a stop time of a time interval based on voltage amplitude at the start time and the stop time being within a predetermined value of the peak voltage of the waveform of the cycle of the digitized voltage;
wherein the logic circuitry when executing said computer readable instructions:
determines a probability density of the at least one noise signal according to the time window set by the comparator circuit;
compares the probability density of the at least one noise signal with at least one model probability density stored on the non-transitory computer readable medium; and
generates an output indicative of a positive arc detection based on the comparing when the time window is set based on values of the digitized voltage indicative of the arc.

US Pat. No. 10,461,518

GROUNDING SYSTEM

Cambria County Associatio...

1. A transmission assembly structured to support current wire extending between an installation source assembly and an installation receiving assembly, said transmission assembly comprising:a support assembly, said a support assembly including a number of conductive piles and a number of cable hangers;
each said conductive pile structured to support a multi-function line assembly at an elevation above the ground;
each said cable hanger structured to be coupled to a multi-function line and structured to support a current wire;
a grounding system, said grounding system including a multi-function line assembly and a number of conductive mounting assemblies;
each of said conductive mounting assemblies structured to be coupled to said multi-function line and to a conductive pile;
said multi-function line assembly including a multi-function line; and
said multi-function line is coupled to, and in electrical communication with, said number of conductive mounting assemblies and each of said cable hangers.

US Pat. No. 10,461,517

PROTECTIVE HOUSING FOR AN ELECTRICAL INSTALLATION AND ELECTRICAL INSTALLATION INCLUDING SUCH A HOUSING

SCHNEIDER ELECTRIC INDUST...

1. An electrically insulating protection box for an electric installation comprising at least one electric busbar, the protection box including at least two casings wherein each casing includes inside surfaces intended to surround at least a part of the busbar at a junction zone, at least 50% of the area of said inside surfaces being a contact surface in direct contact with an electrically conducting element of the junction zone, said protection box being manufactured with an additive manufacturing process, wherein the junction zone includes a fastener element for securing said busbar to an electrically conducting element in the junction zone, and wherein the contact surface includes a hollowed portion that delimits a housing for accommodating a head of the fastener element, and wherein the fastener element comprises a screw.

US Pat. No. 10,461,516

CONFIGURABLE ENCLOSURE

PPC BROADBAND, INC., Eas...

1. A configurable enclosure for housing broadband equipment, the configurable enclosure comprising:a cover portion operably attached to a base portion, the cover portion being configured to physically cover an interior of the configurable enclosure in a closed position so as to prevent unauthorized access to the interior; and
at least one connector configured to operably attach the cover portion to the base portion,
wherein a bottom surface of the base portion includes a removable portion configured to be located in the interior of the configurable enclosure and released from the base portion, the removable portion being surrounded by a track,
wherein an actuating structure is positioned on the removable portion within a perimeter of the removable portion, and
wherein the removable portion and the track are configured to be separated from the base portion through manipulation of the actuating structure, thereby creating an opening on the base portion.

US Pat. No. 10,461,515

PROTECTOR AND WIRING STRUCTURE

YAZAKI CORPORATION, Toky...

1. A protector comprising:a main body having a support surface that supports a wiring material and a back surface on an opposite side from the support surface and having a first wall and a second wall erected with respect to the first wall from a first edge that is one edge of the first wall in a width direction, wherein
the main body has an insertion hole into which a band portion of a band member is inserted and a locking portion that locks a head portion, the band member having the band portion and the head portion into which the band portion is inserted,
the locking portion includes a pair of protrusions protruding from the back surface,
each of the pair of protrusions has a width direction wall extending in a direction intersecting an extending direction of the first wall and a locking wall protruding from the width direction wall toward the other one of the pair of protrusions,
the locking wall is formed at a second edge that is the other edge of the first wall in the width direction, and distal ends of the locking walls face each other,
an interval between the distal ends of the locking walls is an interval that allows passage of the band portion and regulates passage of the head portion,
the width direction walls store the head portion between the width direction walls, and
a groove extends along the distal ends of the locking walls, allows passage of the band portion, guides the band portion to between the distal ends of the locking walls, and is formed on an end surface of the first wall on a side of the second edge.

US Pat. No. 10,461,514

CABLE SECURING DEVICE

Quick Fitting, Inc., War...

1. A device, comprising:a barrel comprising an interior surface comprising a substantially cylindrical portion and a substantially frustoconical portion, wherein the interior surface defines an interior cavity;
a retaining cap secured to the barrel and comprising a body segment extending into the interior cavity of the barrel, wherein the body segment comprises a radially extending edge;
a compression member maintained within the barrel interior cavity between an expanded position and a compressed position, wherein the compression member comprises first and second ends;
a fastening device axially movable within the barrel interior cavity, wherein the fastening device comprises a leading edge at a first axial end, a trailing edge at a second axial end and a radially interior surface comprising a gripping segment;
a retaining ring slidingly engaged with the barrel interior surface between the compression member and the fastening device; and
wherein the compression member is compressible into the compressed position by the radially extending edge of the retaining cap body segment at the compression member first end and by the trailing edge of the fastening device at the compression member second end.

US Pat. No. 10,461,513

APPARATUS FOR MOVING A LINE CART ALONG A CABLE

WALL INDUSTRIES INC., BC...

1. A line cart puller configured to move a line cart along at least one overhead conductor and past at least one support tower, the line cart puller comprising:a) a workspace defined at least by one or more sidewalls and a floor configured to support a user and a payload therein;
b) at least one drive wheel configured to connect and disconnect from a first portion of a surface of the at least one overhead conductor;
c) a motor of a hand-operated tool, said motor being configured to rotate at least one motor power output, wherein the motor is located entirely within the workspace, said motor comprising a throttle, a starter and a motor brake; and
d) a transmission system configured to removably connect to the motor via the motor power output to receive power from and provide power to the at least one drive wheel for moving the line cart, the user, and the payload along the at least one overhead conductor;
wherein each of the motor, the throttle, the starter and the motor brake of the hand-operated tool is configured to removably attach between the hand-operated tool and the transmission system, and wherein the at least one drive wheel is disconnectable from the at least one overhead conductor to accommodate movement of the line cart past the at least one support tower.

US Pat. No. 10,461,512

SYSTEMS AND METHODS FOR AERIAL TREATMENT OF OVERHEAD CABLING

GENERAL CABLE TECHNOLOGIE...

1. A multi-carriage aerial cable treatment system, comprising:a first carriage and a second carriage, wherein the first and second carriages are each independently translatable along an aerial cable under treatment, wherein the first carriage comprises:
a first housing having a first longitudinal axis;
a first forward traction wheel and a first rear traction wheel that are each coupled to the first housing and positioned along the first longitudinal axis, wherein at least one of the first forward traction wheel and the first rear traction wheel are drivable to propel the first housing along the aerial cable under treatment; and
a cable surface abrasion assembly positioned to contact the aerial cable under treatment; and
wherein the second carriage comprises:
a second housing having a second longitudinal axis;
a second forward traction wheel and a second rear traction wheel that are each coupled to the second housing and positioned along the second longitudinal axis, wherein at least one of the second forward traction wheel and the second rear traction wheel are drivable to propel the second housing along the aerial cable under treatment;
a coating storage tank;
a coating applicator assembly; and
a coating pump operative to pump a coating material from the coating storage tank to the coating applicator assembly.

US Pat. No. 10,461,511

ELECTRIC ARC EXTINGUISHING DEVICE FOR A THREE-PHASE POWER DISTRIBUTION SYSTEM AND CORRESPONDING POWER DISTRIBUTION SYSTEM

ZODIAC AERO ELECTRIC, Mo...

1. An electric arc extinguishing device for a three-phase electrical power distribution system, characterized in that the extinguishing device comprises at least one metal blade and at least one insulating support on which the blade is mounted and including attachment means for attaching the device between current distribution bars extending side by side, the support including lateral faces abutting against said bars, the blade being mounted on the support in such a way as to be internally offset with respect to said lateral faces.

US Pat. No. 10,461,510

MODULAR DISTRIBUTING PANEL INCLUDING A TRANSFORMER

LSIS CO., LTD., Anyang-s...

1. A module type distributing panel comprising:a base frame;
a transformer panel module having a main frame and a transformer disposed at an upper side of the base frame;
a first voltage panel module having a first voltage enclosure and a switch mounted within the first voltage enclosure; and
a second voltage panel module having a second voltage enclosure and a distributor mounted within the second voltage enclosure, wherein a second voltage of the second voltage panel module is lower than a first voltage of the first voltage panel module,
wherein the first voltage enclosure is coupled to the main frame for the first voltage panel module, and
the second voltage enclosure is coupled to the main frame for the second voltage panel module,
wherein a first voltage enclosure lower fastening portion is formed at a first lower portion of the first voltage enclosure connected to the base frame, and a second voltage enclosure lower fastening portion is formed at a second lower portion of the second voltage enclosure connected to the base frame, wherein the transformer panel, the first voltage panel, and the second voltage panel are located on top of the base frame,
wherein an upper surface of the transformer panel module is open, and the distributing panel further comprises a transformer panel module roof detachably disposed at an upper side of the main frame,
wherein the transformer panel module roof comprises an upper plate installed to be located at an upper side of the main frame and an upper lifting lug formed of a plate with a lifting hole, wherein the upper lifting lug is coupled to the upper plate,
wherein a horizontal length of the base frame is greater than a horizontal length of each of the transformer panel module, the first voltage panel module, and the second voltage panel module,
wherein the transformer panel module roof that is disposed at the upper side of the main frame does not cover the first voltage panel module and the second voltage panel module, and a horizontal length of the transformer panel module roof is smaller than the horizontal length of the base frame, and
wherein a protection degree of the first voltage panel module and the second voltage panel module is greater than a protection degree of the transformer panel module, and the protection degree of the first voltage panel module and the second voltage panel module is equal to or greater than IP54.

US Pat. No. 10,461,509

FASTENING APPARATUS FOR RELEASABLY FASTENING A HOUSING TO A FASTENING RAIL

SICK AG, Waldkirch (DE)

1. A fastening apparatus for the releasable fastening of a housing to a fastening rail, the fastening apparatus comprising:a single-part lever mechanism for latching and unlatching the housing to and from the fastening rail, wherein the lever mechanism comprises:
actuation means that moves the lever mechanism into one of a latching position and an unlatching position;
a first lever arm that actuates a first hook provided in the housing in a first direction; and
a second lever arm that actuates a second hook provided in the housing in a second direction,
wherein the first and second directions are opposite one another and the first and second lever arms are connected to one another via the actuation means such that a support section is formed that has a parabolic form having two parallel limbs,
and wherein each limb has a straight limb section and the first and second lever arms are directly connected to the straight parallel limb sections, respectively, so that the limb sections and the first and second connected lever arms are coaxially movable.

US Pat. No. 10,461,508

PROTECTIVE SLEEVE FOR A CORONA IGNITOR IN A SPARK PLUG SHAFT OF AN ENGINE

BORGWARNER LUDWIGSBURG GM...

1. A protective sleeve for protecting a corona igniter that has threads that secure the igniter in a spark plug shaft of an internal combustion engine, the protective sleeve comprising:a collar configured to be seated on a rim of a spark plug shaft opening, wherein the collar carries a seal for sealing an annular gap between the protective sleeve and the corona igniter; and
a tubular section configured for insertion into the spark plug shaft and for receiving the corona igniter.

US Pat. No. 10,461,507

SUBSTRATE EMITTING VERTICAL-CAVITY SURFACE-EMITTING LASER

Mellanox Technologies, Lt...

1. A vertical-cavity surface-emitting laser (VCSEL) comprising:a substrate having a first surface and a second surface;
an output coupling mirror disposed on the second surface of the substrate;
a high reflectivity mirror; and
an active cavity material structure disposed between the output coupling mirror and the high reflectivity mirror, the active cavity material structure comprising:
a first current-spreading layer,
a second current-spreading layer,
an active region disposed between the first current-spreading layer and the second current-spreading layer, and
a tunnel junction overgrown by the second current spreading layer, wherein the tunnel junction is disposed adjacent the active region,
wherein the VCSEL is configured to emit radiation outward through the first surface of the substrate.

US Pat. No. 10,461,506

LASER OSCILLATION APPARATUS

MITSUBISHI ELECTRIC CORPO...

1. A laser oscillation apparatus comprising:a laser beam source comprising a plurality of laser units each including two semiconductor lasers disposed in a fast axis direction of the semiconductor lasers to emit laser beams having a same oscillation wavelength and polarized in a first direction, the laser units having oscillation wavelengths different from each other and being disposed in a slow axis direction of the semiconductor lasers; and
a partial reflective element to reflect and return part of the laser beams toward the laser beam source and to transmit a remainder, wherein
a polarization-direction changing element, a wavelength dispersive element, and a polarization combining element are disposed between the laser beam source and the partial reflective element,
the polarization-direction changing element changes a polarization direction of a laser beam emitted from one of the two semiconductor lasers of the laser unit to a second direction orthogonal to the first direction,
the wavelength dispersive element is disposed at a position where the laser beams polarized in the first direction are superposed into one beam and the laser beams whose polarization directions are changed to the second direction are superposed into one beam, superposes the laser beams polarized in the first direction so as to have one optical axis, superposes the laser beams polarized in the second direction so as to have one optical axis, and outputs the superposed laser beams toward the partial reflective element, and
the polarization combining element combines two laser beams into a laser beam having one optical axis, the two laser beams having optical axes different from each other and being output from the wavelength dispersive element.

US Pat. No. 10,461,505

HIGH BRIGHTNESS COHERENT MULTI-JUNCTION DIODE LASERS

nLIGHT, Inc., Vancouver,...

1. A multi-emitter laser diode, comprising:a first active region associated with a lasing wavelength situated between an inner waveguide layer and an outer waveguide layer;
a second active region associated with the lasing wavelength situated between an inner waveguide layer and an outer waveguide layer, wherein the inner waveguide layer of the first active region and the inner waveguide layer of the second active region are situated between the first active region and the second active region, and the first active region and the second active region are situated so that an optical beam propagating in the first active region is optically coupled to the second active region; and
a phase mask situated with respect to the first active region and the second active region to produce a 180 degree phase shift between optical beams from the first active region and the second active region to produce a symmetric mode from an asymmetric mode.

US Pat. No. 10,461,504

VERTICALLY-COUPLED SURFACE-ETCHED GRATING DFB LASER

ElectroPhotonic-IC Inc., ...

1. A device comprising:a mesa formed by a semiconductor structure comprising an epitaxial layer stack comprising a plurality of semiconductor layers grown on a semiconductor substrate;
the plurality of semiconductor layers comprising a lower emitter layer, a lower separate confinement heterostructure, a multi-quantum well active gain region, an upper separate confinement heterostructure, and an upper emitter layer;
a surface-etched grating comprising a set of periodic trenches defined along a top surface of the mesa to form a vertically coupled waveguide Bragg grating supporting a fundamental optical mode,
a first electrical contact to the upper emitter layer provided on the top surface of the mesa each side of the surface-etched grating;
a second electrical contact to the lower emitter layer provided each side of the mesa;
wherein the upper and lower separate confinement heterostructures provide vertical optical confinement of the fundamental optical mode; and
at least one layer of the plurality of semiconductor layers underlying the multi-quantum well active gain region is laterally undercut to define sidewalls of the mesa having a lateral profile that provides lateral optical confinement of the fundamental optical mode and lateral confinement of current injection.

US Pat. No. 10,461,503

DISTRIBUTED REFLECTOR LASER

Finisar Corporation, Sun...

10. A distributed reflector (DR) laser, comprising:a distributed feedback (DFB) region having a first kappa;
a distributed Bragg reflector (DBR) region coupled end to end with the DFB region and comprising a DBR grating with a second kappa having a range different from the first kappa;
a lasing mode at a long wavelength side of a peak of a DBR reflection profile of the DBR region;
an external cavity mode within 1 nanometer of the lasing mode;
a p-p resonance frequency in a range from 50-60 gigahertz (GHz);
an intrinsic resonant frequency (Fr) in a range from 30-35 GHz; and
a 3-decibel (dB) modulation bandwidth (BW) of at least 50 gigahertz (GHz).

US Pat. No. 10,461,502

TWO-DIMENSIONAL PHOTONIC CRYSTAL SURFACE EMITTING LASER AND METHOD OF MANUFACTURING THE SAME

KYOTO UNIVERSITY, Kyoto ...

1. A two-dimensional photonic crystal surface emitting laser having, in a plate-shaped base body, a two-dimensional photonic crystal in which modified refractive index region pairs are periodically arranged and an active layer provided on one side of the base body, each of the modified refractive index region pair comprising a first modified refractive index region and a second modified refractive index region having refractive indexes different from a refractive index of the base body,wherein an area of a planar shape of the first modified refractive index region is larger than or equal to an area of a planar shape of the second modified refractive index region, and
wherein a thickness of the first modified refractive index region is smaller than a thickness of the second modified refractive index region.

US Pat. No. 10,461,501

TWO-DIMENSIONAL PHOTONIC CRYSTAL SURFACE EMITTING LASER

KYOTO UNIVERSITY, Kyoto ...

1. A two-dimensional photonic crystal surface emitting laser, comprising:a two-dimensional photonic crystal including a plate-shaped base member and modified refractive index regions where the modified refractive index regions have a refractive index different from that of the plate-shaped base member and are two-dimensionally and periodically arranged in the base member;
an active layer provided on one side of the two-dimensional photonic crystal; and
a first electrode and a second electrode provided sandwiching the two-dimensional photonic crystal and the active layer for supplying current to the active layer where the second electrode covers a range equal to or wider than the first electrode, wherein:
the first electrode is a mesh of conductive material, the mesh being composed of lines of the conductive material and inter-line regions as apertures each surrounded by the lines, and
the mesh is divided into a plurality of regions, each of the regions including at least one of the inter-line regions and having a mesh ratio that is different from the mesh ratio of the other regions, where each mesh ratio is defined by a ratio of an area of the lines in a unit mesh to a total area of the unit mesh, the unit mesh being composed of one of the inter-line regions and parts corresponding to a half width of the lines surrounding the one of the inter-line regions, each of the unit meshes being equally sized.

US Pat. No. 10,461,500

SYSTEM AND METHOD FOR CREATING AND UTILIZING MULTIVARIATE PATHS FOR ONGOING SIMULTANEOUS MULTI-DIMENSIONAL CONTROL TO ATTAIN SINGLE MODE SWEEP OPERATION IN AN ELECTROMAGNETIC RADIATION SOURCE

INSIGHT PHOTONIC SOLUTION...

1. A method for controlling an electromagnetic radiation source of an optical fiber sensing system, an optical frequency domain reflectometry (OFDR) system, a spectroscopy system, a Frequency-Modulated Continuous Wave (FMCW) Light Imaging Detection and Ranging (LIDAR) system, or an optical component testing system to produce a radiation sweep having an optimized side-mode suppression ratio over a continuous range of wavelengths within a prescribed temporal profile, the electromagnetic radiation source configured to output electromagnetic radiation at a given wavelength based upon parameters, the method comprising:controlling the electromagnetic radiation source to emit electromagnetic radiation based on a group of parameter combinations, wherein uncontrolled parameters affect the emitted electromagnetic radiation;
measuring during the radiation sweep the electromagnetic radiation source output for each parameter combination in the group of parameter combinations to determine a wavelength and a side-mode suppression ratio for each parameter combination in the group of parameter combinations;
determining a multivariate path comprising a set of parameter combinations that satisfy a condition for a desired set of wavelengths and a maximum side mode suppression ratio over the range of wavelengths, wherein:
the parameters define a multivariate space, each parameter combination in the set of parameter combinations comprises a point in the multivariate space, the set of parameter combinations define sub-paths for transitioning from one wavelength to another wavelength, and combinations of select sub-paths provide the multivariate path for transitioning over the range of wavelengths; and
the set of parameters are determined such that the set of parameters compensate for the effect of the uncontrolled parameters on the emitted electromagnetic radiation;
after measuring the electromagnetic radiation output and after determining the multivariate path, controlling the electromagnetic radiation source to emit electromagnetic radiation over the range of wavelengths by traversing the multivariate path in a desired manner;
wherein the desired manner is linearly increasing or decreasing wavelength or optical frequency as a function of time or another indexing parameter of the sweep, and the electromagnetic radiation source outputs the electromagnetic radiation having the optimized side-mode suppression ratio over the range of wavelengths.

US Pat. No. 10,461,499

SYSTEMS AND METHODS FOR CALIBRATING, OPERATING, AND SETTING A LASER DIODE IN A WEAPON

Axon Enterprise, Inc., S...

1. A weapon that cooperates with a provided tester, the weapon comprising:a processing circuit; a laser diode that provides a light; a photo diode that detects the light; a resistor coupled in series with the photo diode; and
a memory having computer-executable instructions stored thereon that, in response to execution by the processing circuit, cause the weapon to:
provide a signal at a duty cycle to establish a power of the light provided by the laser diode, the light induces a first current through the photo diode, the first current is related to the power of the light the first current flows through the resistor thereby inducing a first voltage across the resistor, the first voltage is related to the power of the light:
provide the light to the tester, the tester measures a magnitude of the power of the light and sends a message to the weapon to report the magnitude of the power:
receive the message from the tester regarding the magnitude of the power as measured by the tester;
compare the magnitude of the power as measured by the tester to a predetermined range, the predetermine range associated with a geographic region where the laser diode will be used:
adjust the duty cycle responsive to the comparison;
repeat providing the light to the tester, receiving the message from the tester, comparing the magnitude, and adjusting the duty cycle until the magnitude of the power as measured by the tester is within the predetermined range; and
record a magnitude of the first voltage in the memory whereby the magnitude of the first voltage corresponds to the predetermined range.

US Pat. No. 10,461,498

COMMON CATHODE LASER DRIVING CIRCUIT

Google LLC, Mountain Vie...

1. A method comprising:delivering, by a laser driving circuit, a bias current to an anode of a gain-section diode disposed on a shared substrate of a tunable laser;
receiving, at the laser driving circuit, a burst mode signal indicative of a burst-on state or a burst-off state;
when the burst mode signal is indicative of the burst-off state, sinking, by the laser driving circuit, a sink current away from the bias current at the anode of the gain-section diode, the sink current less than the bias current delivered to the anode of the gain-section diode; and
when the burst mode signal is indicative of the burst-on state, modulating, by the laser driving circuit, the tunable laser by a capacitively coupled modulation stage of the laser driving circuit to the anode of the gain-section diode, resulting in an alternating current (AC) modulation current.

US Pat. No. 10,461,497

LIGHT EMITTING DEVICE AND MANUFACTURING METHOD THEREOF

INTERFACE TECHNOLOGY (CHE...

1. A light emitting device, comprising:a substrate;
a light emitting element embedded in the substrate;
a shielding layer disposed on the substrate and having an opening exposing the light emitting element; and
a collimator disposed on the shielding layer.

US Pat. No. 10,461,496

SELF-ALIGNING LASER ASSEMBLY

Dermal Photonics Corporat...

1. A system for providing passive alignment of a laser and a lens, comprising:a submount assembly;
a laser diode coupled to the submount assembly;
a mounting tube with a mating key geometry or geometries that extend along a length of an interior of the mounting tube and receive the submount assembly and mates with a mating groove geometry or geometries of the submount assembly; and
a lens coupled to one end of the mounting tube, wherein:
the one end of the mounting tube is not radially symmetric such that the lens is coupled to the one end in one specific radial position, wherein the one end of the mounting tube has an outermost exterior surface that includes a lens cutout that extends from one side of the exterior geometry to another side of the exterior geometry and that corresponds to a geometry of the lens so that the lens is rotationally locked to the mounting tube in the one specific radial position to align the lens with the laser diode,
the submount assembly is mounted inside the mounting tube with mating geometries dictating a fixed rotational alignment between the lens and the mounting tube, and
the one specific radial position of the lens at the one end of the mounting tube corresponds to the interior geometry of the mounting tube to establish how the submount assembly is radially fixed to the mounting tube, such that the lens is radially aligned with respect to both the submount and the laser diode to provide an optical alignment of the lens with respect to the laser diode.

US Pat. No. 10,461,495

SUBSTRATE TECHNOLOGY FOR QUANTUM DOT LASERS INTEGRATED ON SILICON

Cisco Technology, Inc., ...

1. A method of creating an optically active element, comprising:bonding a III-V semiconductor material with a silicon substrate;
removing excess III-V semiconductor material bonded with the substrate to leave a III-V semiconductor material base layer of a predetermined thickness bonded with the substrate; and
after removing the excess III-V semiconductor material, epitaxially growing at least one layer on the III-V semiconductor material base layer, the at least one layer comprising a quantum dot layer.

US Pat. No. 10,461,494

LASER APPARATUS AND EXTREME ULTRAVIOLET LIGHT GENERATION SYSTEM

GIGAPHOTON INC., Tochigi...

1. A laser apparatus comprising:a master oscillator configured to output laser light;
a plurality of amplifiers each configured to include carbon dioxide as a laser medium and amplify the laser light;
a first optical path pipe configured to cover a laser optical path between the amplifiers;
a gas supply port configured to supply gas into the first optical path pipe, the gas having lower carbon dioxide concentration than carbon dioxide concentration of air;
a first carbon dioxide densitometer configured to measure carbon dioxide concentration in the first optical path pipe; and
an alarm device to which a measurement result of the first carbon dioxide densitometer is input, the alarm device being configured to issue an alarm when the carbon dioxide concentration measured by the first carbon dioxide densitometer exceeds a preset prescribed value of carbon dioxide concentration.

US Pat. No. 10,461,493

WAVELENGTH LOCKER USING MULTIPLE FEEDBACK CURVES TO WAVELENGTH LOCK A BEAM

Lumentum Operations LLC, ...

1. A device, comprising:a laser emitter to generate a laser beam to be wavelength locked to a target frequency based on an emission frequency to be measured by the device;
a first photodetector to generate a first current based on a first optical power of the laser beam,
the laser beam to be wavelength locked based on the first current;
a beam splitter to split a portion of the laser beam into a first beam and a second beam;
a patterned etalon to filter the first beam and the second beam,
the patterned etalon to have different optical path lengths for the first beam and the second beam,
the patterned etalon including a surface, located only on a single side of the patterned etalon, in an optical path of the first beam and not the second beam,
the first beam to be filtered by the patterned etalon and the surface and the second beam to be filtered by the patterned etalon and not filtered by the surface, and
the patterned etalon to filter the first beam and the second beam to a second optical power and a third optical power, respectively, based on the different optical path lengths; and
second and third photodetectors to generate respective second currents,
a selected current, of the respective second currents, to be used to wavelength lock the laser beam.

US Pat. No. 10,461,492

METHOD FOR SYNTHESIS OF GRAPHENE ALONG WAVEGUIDES IN SITU, PHOTONICS DEVICE INCLUDING GRAPHENE OBTAINED USING THE METHOD

KOREA INSTITUTE OF SCIENC...

1. A method for in situ synthesis of graphene along a lengthwise direction of a waveguide applied to a photonic device, the method comprising:processing an evanescent field of laser propagating in the waveguide to spread outward the waveguide;
depositing a nickel thin film on a surface of the waveguide;
growing graphene between the surface of the waveguide and the nickel thin film by irradiating telecommunication laser to a core of the waveguide; and
removing the nickel thin film from the waveguide,
wherein the method further comprises, when an optical fiber is the waveguide, reducing a thickness of the optical fiber through heating a target part of the optical fiber and pulling two sides to make a tapered optical fiber, to allow for interaction of the evanescent field with the nickel thin film.

US Pat. No. 10,461,491

LASER RESONATOR AND LASER RESONATOR ARRAY

SAMSUNG ELECTRONICS CO., ...

1. A laser resonator comprising:a metal body; and
a ring-shaped gain medium layer having an inner radius and an outer radius, and at least partially embedded into the metal body,
wherein the ring-shaped gain medium layer is formed of a semiconductor material and configured to generate a laser light through optical absorption by coupling electromagnetic waves and plasmons on a boundary between the metal body and the ring-shaped gain medium layer,
wherein the laser resonator further comprises at least one absorption member provided in the ring-shaped gain medium layer,
wherein the ring-shaped gain medium layer comprises a base portion and at least one protruding portion protruding from an upper surface of the base portion and
wherein a laser light of a specific mode is selected or separated by adjusting at least one of a number and position of the at least one absorption member.

US Pat. No. 10,461,490

RADIATION SOURCE

ASML Netherlands B.V., V...

1. A supercontinuum radiation source comprising:a radiation source operable to produce a pulsed radiation beam;
an optical amplifier configured to receive the pulsed radiation beam and increase an intensity of the pulsed radiation beam so as to produce an amplified pulsed radiation beam, the optical amplifier comprising a gain medium and a pump power source; and
an optical medium configured to receive the amplified pulsed radiation beam and to broaden a spectrum of the amplified pulsed radiation beam so as to generate a supercontinuum radiation beam;
wherein the pump power source of the optical amplifier is configured to supply a pump radiation beam to the gain medium, an intensity of the pump radiation beam being periodic and having a pump frequency, and
wherein the pump frequency is an integer multiple of the frequency of the pulsed radiation beam.

US Pat. No. 10,461,489

PHOTONIC DEVICES AND METHODS OF USING AND MAKING PHOTONIC DEVICES

Massachusetts Institute o...

1. A method of making a photonic device, the method comprising: (A) depositing dielectric material having a first refractive index on a substrate to form a dielectric layer having an upper surface; (B) forming at least one dielectric band having a second refractive index greater than the first refractive index within the dielectric layer about 0 nm to about 500 nm from the upper surface; and (C) depositing gain material having a third refractive index greater than the first refractive index on at least a portion of the upper surface of the dielectric layer over the at least one dielectric band to form a gain layer configured to guide an optical pump beam and an optical signal beam along a longitudinal axis of the at least one dielectric-band—with a majority of the optical pump beam confined within the gain layer.

US Pat. No. 10,461,488

LASER DEVICE PROVIDED WITH FUNCTION OF PREDICTING OCCURRENCE OF CONDENSATION

FANUC CORPORATION, Yaman...

1. A laser device comprising:a laser resonator generating laser light,
a cooling water feed device feeding cooling water to the laser resonator for cooling the laser resonator,
a water temperature gauge measuring a temperature of cooling water fed to the laser resonator,
a temperature/humidity adjusting device adjusting at least one of a temperature and humidity of a space in which the laser resonator is set,
a thermometer measuring a temperature of air adjusted by the temperature/humidity adjusting device,
a hygrometer measuring a humidity of air adjusted by the temperature/humidity adjusting device,
a controlling part determining a control target temperature of cooling water which is fed to the laser resonator and calculating a reference temperature or a reference humidity for judging if the cooling water feed device may feed cooling water based on the temperature measured by the thermometer and the humidity measured by the hygrometer,
wherein the reference temperature is a dew point in the space in which the laser resonator is placed, or a value calculated based on the dew point, and
wherein the cooling water feed device is configured to repeat the following steps a plurality of times until the temperature of cooling water reaches the control target temperature:
1) start or continue the feed of cooling water after a command for starting up the laser resonator has been output and when:
a) the temperature of the cooling water is greater than the control target temperature, and
b) the temperature of the cooling water is greater than or equal to the reference temperature, and
2) stop the feed of cooling water when:
a) the temperature of the cooling water is less than or equal to the control target temperature, or
b) the temperature of the cooling water is less than the reference temperature.

US Pat. No. 10,461,487

TERMINAL CRIMPING APPARATUS

YAZAKI CORPORATION, Toky...

1. A terminal crimping apparatus comprising:a terminal supply device configured to supply a terminal chain member including a plurality of crimping terminals arranged in parallel extending in a length direction, a joint piece extending in an arrangement direction of the plurality of crimping terminals arranged perpendicular to the length direction, and link portions linking one ends of the crimping terminals and the joint piece;
a first mold including a supporting surface supporting the crimping terminals supplied by the terminal supply device and a first edge portion provided at one end of the supporting surface;
a second mold disposed to face the supporting surface and configured to crimp the crimping terminal onto a wire by sandwiching the crimping terminal and the wire between the second mold and the supporting surface while relatively moving along a height direction with respect to the supporting surface of the first mold; and
a terminal cutting member disposed adjacently to the first mold and including a second edge portion corresponding to the first edge portion, wherein
the terminal cutting member cuts a boundary with the crimping terminal in the link portion using the second edge portion in cooperation with the first edge portion while relatively moving along the height direction with respect to the first mold,
the second mold includes a main body and a pair of wall portions protruding from the main body toward the first mold and facing each other in the arrangement direction of the crimping terminals and configured to come into contact with the crimping terminal to bend the crimping terminal when the second mold relatively moves along the height direction with respect to the supporting surface of the first mold,
the pair of wall portions include proximal end portions provided on a main body side of the main body facing the terminal cutting member and hem portions provided on a distal end side of the main body provided further from the terminal cutting member than the proximal end portions, and
the main body and the proximal end portions protrude further toward the terminal cutting member compared to the first edge portion of the first mold, and the hem portions are positioned closer to the first mold than the first edge portion of the first mold.

US Pat. No. 10,461,486

DIE AND PRESS APPARATUS INCLUDING DIE

JAPAN AVIATION ELECTRONIC...

1. A die that crimps a contact in cooperation with a mating die to thereby fix the contact on an electric wire, comprising:a base portion;
a protruding portion that is formed on said base portion in a manner protruding upward from said base portion, and can be inserted in a receiving space of the mating die; and
a wall portion that is connected to front surfaces or rear surfaces of said base portion and said protruding portion,
wherein said wall portion extends further upward than said base portion, and extends further in at least one of leftward and rightward directions than said protruding portion,
wherein an upper surface of said protruding portion, which is configured to support the contact, is formed with a dent having an upper portion and a lower portion,
wherein said wall portion is formed with a flat surface that is located at a level lower than the upper portion of said dent and at a same level as the lower portion of said dent, the flat surface being adjacent to the upper surface in a front-rear direction of said protruding portion, and
wherein one end of the flat surface in the front-rear direction is formed with a cutting blade for cutting a supporting arm portion of a carrier that supports the contact.

US Pat. No. 10,461,485

METHOD AND APPARATUS OF POWERING AN ELECTRONIC DEVICE USING A REMOVABLE POWER SUPPLY

Ecolink Intelligent Techn...

1. An electronic device, comprising:a first housing in which is disposed a power adapter that converts an AC voltage signal to a DC low-voltage output signal, the power adapter comprising a prong connector that extends outwardly from the first housing for receiving the AC voltage signal from a conventional AC power outlet, and an output connector supported by the first housing for outputting the DC low-voltage output signal; and
a second housing in which is disposed electronic circuitry that is operable using the DC low-voltage output signal, wherein the second housing comprises a depression that is arranged to receive and releasably hold the first housing and wherein the electronic circuitry comprises an input connector that is positioned relative to the depression so as to cooperatively, electrically couple with the output connector when the first housing is received in its entirety within the depression.

US Pat. No. 10,461,484

ELECTRICAL OUTLET AND REMOVABLE POWER MODULE

EATON INTELLIGENT POWER L...

1. An electrical outlet structured to be electrically connected with a 1 doctor and a neutral conductor of an AC power source, the electrical outlet comprising:a base;
an electrical apparatus situated on the base;
the electrical apparatus comprising a first connector, a second connector, a third connector, and a fourth connector;
the base having a receptacle formed therein, the first connector and the second connector being situated inside the receptacle, the receptacle being structured to receive therein the power module with the first electrical contact being electrically connected with the first connector and with the second electrical contact being electrically connected with the second connector; and
the third connector being electrically connectable with one of the line conductor and the neutral conductor, and the fourth connector being electrically connectable with the other of the line conductor and the neutral conductor;
the electrical apparatus also comprising a power module having a first electrical contact, a second electrical contact, and a power outlet electrically connected with the first and second electrical contacts, the power module being receivable in the receptacle with the first electrical contact being electrically connected with the first connector and with the second electrical contact being electrically connected with the second connector; and
the electrical apparatus further comprising a pair of springs situated on the base and additionally comprising a pair of electrical conductors that are electrically connected with the third and fourth connectors, the first and second connectors being situated on the pair of springs, the first and second connectors being movable on the pair of springs with respect to the base from a first position wherein the first and second connectors are interposed between and are electrically connected between the pair of electrical conductors and the first and second electrical contacts when the power module is fully received in the receptacle to a second position wherein the first and second connectors are biased by the pair of springs away from the pair of electrical conductors and are electrically disconnected therefrom after the power module has been removed from the receptacle.

US Pat. No. 10,461,483

STRUT END CONDITION, END BLOCK, AND CONNECTOR

ARCHITECTURAL BUSSTRUT CO...

1. A strut assembly, comprising:a strut;
an insulator having a distal end;
at least one conductor wire oriented within the insulator;
an end block oriented within an end of the strut, the end block nesting within the strut; and
an isolator having dividers, each divider having a divider base with a divider base proximal end,
wherein the divider base proximal end engages the distal end of the insulator and prevents the isolator from extending past a desired point on the insulator, and
wherein the isolator is oriented between the end block and the strut such that the end block fits within the interior of the isolator.

US Pat. No. 10,461,482

ELECTRICALLY-CHARGED OUTLET

1. An electrically charged outlet assembly, comprising:an outlet box defining an interior and a front open face comprising:
a plurality of outlet box upper retaining apertures disposed upon a top side of said outlet box;
a plurality of outlet box lower retaining apertures disposed on a bottom side of said outlet box;
a first power wire aperture located on a first side of said outlet box;
a second power wire aperture located on a second side of said outlet box;
a third power wire aperture located on a third side of said outlet box; and
a fourth power wire aperture is located on a fourth side of said outlet box;
wherein within said interior of said outlet box is disposed against a rear face of said interior of said outlet box with a neutral wire terminal fastener, a hot wire terminal fastener, or a ground wire terminal fastener;
further comprising a ground terminal fastener slot secured within said outlet box and located against one interior outlet box wall adjacent said neutral terminal fastener slot, said ground terminal fastener slot is in electrical communication with said ground wire terminal fastener with a ground bridge;
wherein each of said slots are shaped to permit a respective terminal outlet terminal fastener to removably reside therein and each of said slots includes a metallic clip which is in electrical communication with one of a plurality of power wires; and
wherein said metallic clip is capable of transmitting an electrical charge.

US Pat. No. 10,461,481

ELECTRONIC CONTROL UNIT FOR CONTROLLING ROTARY ELECTRIC MACHINE

JTEKT CORPORATION, Osaka...

1. An electronic control unit that controls a rotary electric machine, the electronic control unit comprising:a housing including a wall defining an accommodation space, and a base extending from the wall into the accommodation space;
a circuit board disposed on the base in the accommodation space;
an electrical connection module disposed at a position different from the circuit board on the base in the accommodation space and electrically connected to the circuit board;
a first connector group electrically connected to the electrical connection module; and
a second connector group disposed on the wall and electrically connected to the circuit board, wherein:
the first connector group and the second connector group are arranged in a first direction along the wall;
the base, the electrical connection module, and the circuit board respectively have a first positioning hole, a second positioning hole, and a third positioning hole for positioning relative to each other;
a first positioning pin is insertable into an opening of the first positioning hole through the second positioning hole; and
a second positioning pin is insertable into another opening of the first positioning hole through the third positioning hole.

US Pat. No. 10,461,480

SHIELD CONNECTOR

YAZAKI CORPORATION, Mina...

1. A shield connector, comprising:a braided conductor through which an electric wire is inserted;
a shield shell formed in a tubular shape that has conductivity;
a ring formed in a tubular shape in which a pressing surface that faces the shield shell in an axial direction of the shield shell is formed on an inner surface side over an entire periphery, wherein
the pressing surface is inclined in a direction intersecting with the axial direction on a section in the axial direction,
the ring is fixed to the shield shell while maintaining a state in which the pressing surface presses the braided conductor against the shield shell in the axial direction over the entire periphery,
the shield shell includes a hole part penetrating in a radial direction, and
the ring includes a hooking part that is folded toward a radial direction and fixed to the shield shell when the hooking part being folded is inserted into the hole part.

US Pat. No. 10,461,479

ELECTROMAGNETIC SHIELDING ELASTIC CLIP AND CONNECTOR HOUSING INCLUDING THE SAME

Tyco Electronics (Zhuhai)...

1. An electromagnetic shielding elastic clip, comprising:a first elastic sheet having a base and a first passageway disposed at an end of the first elastic sheet opposite the base of the first elastic sheet; and
a second elastic sheet having a base and a second passageway disposed at an end of the second elastic sheet opposite the base of the second elastic sheet, the base of the first elastic sheet and the base of the second elastic sheet form a U-shaped elastic clip, the second passageway is aligned with the first passageway, a diameter of the first passageway is larger than a diameter of the second passageway and an edge portion of the second passageway is bent onto an edge portion of the first passageway such that the edge portion of the second passageway and the edge portion of the first passageway are riveted to each other at an end of the electromagnetic shielding elastic clip opposite the U-shaped elastic clip.

US Pat. No. 10,461,478

CONNECTOR HAVING SHELL AND CONNECTOR DEVICE

HIROSE ELECTRIC CO., LTD....

1. A connector fittable to a partner connector, comprising:a housing;
a contact attached to the housing; and
a conductive shell attached to the housing,
wherein the housing includes a body portion and a fitting target portion extending from the body portion to a side of fitting to the partner connector,
a diameter of a side portion outer peripheral surface of the fitting target portion is, at at least part thereof, set smaller than a diameter of a side portion outer peripheral surface of the body portion,
the conductive shell includes a first shell and a second shell,
the first shell includes a cover portion configured to cover at least part of an outer peripheral surface of the housing, an elastic arm having a free end on the side of fitting to the partner connector, and a support portion elastically connecting the elastic arm to the cover portion and configured to support the elastic arm in a cantilever manner,
the elastic arm has a lock portion configured to lock fitting between the connector and the partner connector at a position closer to a free end side than the support portion,
the elastic arm has a stepped portion corresponding to a stepped surface of the housing provided using a difference in the diameter between the body portion and the fitting target portion,
the second shell includes a portion facing the stepped portion at a position closer to the side of fitting to the partner connector than the stepped portion of the elastic arm,
the elastic arm and the cover portion are made out of a single metal plate and continuous to each other,
the elastic arm is held apart from the cover portion through the support portion and positioned outer than the cover portion in a radial direction,
the cover portion and the elastic arm have substantially opposing surfaces, the surface of the elastic arm being positioned outer than the surface of the cover portion in the radial direction,
the second shell further includes an ejection hole, and
the lock portion is positioned inside of the ejection hole and a part of the lock portion protrudes from the ejection hole.

US Pat. No. 10,461,477

SHIELD CONNECTOR AND CONNECTOR ASSEMBLY INCLUDING THE SHIELD CONNECTOR

Molex, LLC, Lisle, IL (U...

1. A connector that is connected to a mating connector, the connector comprising:an outer housing; and
an inner housing module fit in the outer housing, wherein
the inner housing module includes:
a resin portion including an attachment portion and a base portion extending from the attachment portion;
upper surface shield plates and side surface shield plates that are provided on an outer side of the base portion, and are electrically connected to each other; and
a signal terminal provided on an inner side of the base portion, and
the upper surface shield plates, the side surface shield plates, the signal terminal, and the resin portion are integrally formed in a monolithic construction.

US Pat. No. 10,461,476

CONNECTOR

Tyco Electronics (Shangha...

1. A connector, comprising:a housing;
a connector body disposed in the housing;
a conductive terminal disposed in the connector body; and
a conductive shielding sleeve disposed in the housing such that at least a part of an outer end of the conductive shielding sleeve extends to an exterior of the housing when the conductive shielding sleeve is fully mounted in the housing, the outer end of the conductive shielding sleeve has an outwardly turning lip disposed outside the housing and spaced apart from the housing by a predetermined distance.

US Pat. No. 10,461,475

ELECTRICAL RECEPTACLE CONNECTOR WITH GROUNDING PLATES INTERSECTING WITH CONTACT WAFER ASSEMBLY

FOXCONN INTERCONNECT TECH...

1. An electrical receptacle connector assembly comprising:a main housing defining upper and lower mating ports opposite to each other in a vertical direction, each of said upper and lower mating ports forwardly communicating with an exterior in a front-to-back direction perpendicular to the vertical direction; and
a contact wafer assembly assembled to the main housing and including a plurality of grounding contact wafers and a plurality of signal contact wafer pairs alternately stacked with one another along a transverse direction perpendicular to both said vertical direction and said front-to-back direction, each of said grounding contact wafers including a grounding contact embedded within an insulator and each of said signal contact wafer pair including a plurality of signal contacts embedded within an insulator; wherein
the grounding contact includes a main plate with contacting arms unitarily extending forwardly therefrom, the main plate has at least one ridge extending beyond a periphery of the corresponding insulator, and a spring loaded common ground plate is attached upon the main housing with corresponding springs mechanically and electrically connecting to the ridges of the corresponding grounding contacts, respectively.

US Pat. No. 10,461,474

TECHNOLOGY FOR MAINTAINING SECURE CONNECTIONS OF ELECTRONIC CABLING

INTERNATIONAL BUSINESS MA...

1. An apparatus for a chassis having a port mounted on a side of the chassis and connected to electronics in the chassis, the apparatus comprising:first and second supports mounted on the chassis side on opposing sides of the port; and
a strap of a predetermined length with first and second ends of the length respectively connected to the first and second supports, wherein the strap defines a slot along a portion of its length for holding a cable connected to a plug that matches the port, wherein the supports are of such lengths that with the supports mounted on the chassis side on opposing sides of the port, the strap connected to the respective supports, the cable in the slot and the plug mated with the port, at least the plug displaces a central portion of the strap, wherein the displacement produces a spring force toward the chassis such that the strap clamps the plug into engagement with the port.

US Pat. No. 10,461,473

PULL STRIP CABLE MODULE

BizLink International Cor...

1. A pull strip cable module, comprising:a connector;
a U-shaped spring latch fixed on the connector, wherein the U-shaped spring latch comprises:
a U-shaped elastic portion;
a first end portion outwardly extending from one end of the U-shaped elastic portion, wherein the first end portion comprises a sliding opening; and
a second end portion outwardly extending from another end of the U-shaped elastic portion; and
a pull strip, wherein one end of the pull strip is fixed to the second end portion of the U-shaped spring latch, and the pull strip passes through the sliding opening of the first end portion of the U-shaped spring latch.

US Pat. No. 10,461,472

ELECTRICAL CONNECTOR

Tyco Electronics AMP Ital...

1. An electrical connector, comprising:a first connector;
a second connector matable with the first connector;
an elastic clip mounted on the first connector and movable between an engagement position and a disengagement position, the elastic clip is coupled to the second connector in the engagement position to keep the second connector mated with the first connector, and the elastic clip enables decoupling of the first connector and the second connector in the disengagement position, the elastic clip is U-shaped and has a central portion and a pair of elastic branches each having an end portion; and
a safety locking member slidably mounted on the first connector and movable between a pre-locking position and a locking position, the safety locking member has a central elastic arm with an engagement tooth, the central elastic arm is disposed on a rear face of the safety locking member opposite a front face of the safety locking member, the front face of the safety locking member contacting the central portion of the elastic clip in the locking position and preventing movement of the elastic clip from the engagement position toward the disengagement position.

US Pat. No. 10,461,471

STRUCTURE FOR INSTALLING ACTUATOR

MURAKAMI CORPORATION, Sh...

1. An assembly, comprising;a power receiving connector having an installing surface; and
an actuator,
wherein the actuator comprises:
a first housing installed on the installing surface;
a second housing attached to the first housing; and
a connector that connects the first housing and the second housing,
wherein the first housing and the second housing are supported on top of the installing surface, and
wherein the installing surface includes a hiding part that hides a tip of the connector.

US Pat. No. 10,461,470

CIRCUIT CARD ASSEMBLIES FOR A COMMUNICATION SYSTEM

TE CONNECTIVITY CORPORATI...

1. A circuit card assembly for a communication system comprising:a printed circuit board (PCB) having a first surface and a second surface and a mating edge between the first and second surfaces, the PCB having a slot extending inward from the mating edge configured to receive a second PCB of a second circuit card assembly in a board loading direction perpendicular to the mating edge, the PCB having a mounting area on the first surface adjacent the slot; and
an electrical connector mounted to the first surface at the mounting area configured for mating with a second electrical connector of the second circuit card assembly, the electrical connector having a receptacle housing fixed relative to the PCB and having a cavity, the electrical connector having a mating housing received in the cavity of the receptacle housing, the mating housing being movable relative to the receptacle housing, the electrical connector having contacts held by the mating housing and being movable relative to the receptacle housing with the mating housing, the contacts having mating interfaces configured for mating with contacts of the second electrical connector;
wherein the receptacle housing is configured to be coupled to the second electrical connector as the second PCB is loaded in the board loading direction;
wherein the mating housing is movable within the receptacle housing in a connector loading direction along a connector loading axis parallel to the board loading direction and the mating housing being movable in the receptacle housing in a connector mating direction along a connector mating axis perpendicular to the connector loading axis; and
wherein the contacts of the electrical connector are mated with the contacts of the second electrical connector in a contact mating direction parallel to the connector mating axis.

US Pat. No. 10,461,469

PLUG AND SOCKET ARRANGEMENT FOR AN INFORMATION ROBOT APPARATUS

Wenling Haoda Electric Ap...

1. A plug and socket arrangement for an information robot apparatus, comprisinga robot body;
a plug body;
a socket body;
a plug groove arranged in one end face of the socket body;
a wire electrically connected with the robot body is arranged on one side of the plug body, and the other side of the plug body is provided with a plug column which is used to plug and connect with the plug groove;
an inclined plane top pressing block is arranged on the side, away from the plug body, of the plug column;
wherein a plug pin is fixedly arranged on an end surface thereof, away from the plug column, of the inclined plane top pressing block;
a lock recess is arranged in a top end surface of the plug column;
a first sliding cavity extending upwards and downwards communicated with the plug groove;
a second sliding cavity which extends to two ends thereof communicated with a bottom extending tail end of the first sliding cavity;
a third sliding cavity which extends upwards and downwards arranged in the socket body on one side of the first sliding cavity;
wherein a bottom extending tail end of the third sliding cavity is communicated with a top extending section of one end of the second sliding cavity;
a transmission cavity extending towards two ends thereof arranged in the socket body on an upper side of the first sliding cavity;
wherein an extending section of one side of the transmission cavity is located at a top corresponding position of the third sliding cavity;
a first sliding block arranged in the first sliding cavity in a sliding fit mode;
a second sliding block arranged in the second sliding cavity in a sliding fit mode;
wherein a first through slot is arranged in the first sliding block;
a first inclined plane block fixedly arranged on an inner top wall of the first through slot for connecting with the lock recess of the plug column in match mode;
a second inclined plane block fixedly arranged at a bottom tail end of the first sliding block;
a driving motor fixedly arranged on the end face of a top wall of the first sliding block;
an inner spline sleeve in rotational engagement with the transmission cavity and the first sliding cavity, of the socket body;
wherein a first pulley extending into the transmission cavity is fixedly arranged at a top wall tail end of the inner spline sleeve;
an outer spline shaft extending downwards in sliding fit connection with the inner spline sleeve;
wherein a bottom extending tail end of the outer spline shaft extends into the first sliding cavity and is in power connection with a top end of the driving motor;
a first spring annularly arranged around the outer spline shaft in the first sliding cavity;
wherein a top end surface of the second sliding block is internally provided with an inclined plane groove held against and connected with the second inclined plane block;
a second through slot which is used for being communicated with the third sliding cavity arranged in the second sliding block and located at one side of the inclined plane groove;
a third inclined plane block fixedly arranged on an inner wall of one side of the second through slot;
wherein a second spring pushes against and connects with one side of the second sliding block in the second sliding cavity;
a third sliding block arranged in the third sliding cavity in a sliding fit mode;
wherein an adjusting threaded rod extending upwards is in threaded fit connection with the third sliding block;
a fourth inclined plane block fixedly arranged at a bottom tail end of the third sliding block;
a rotating shaft in rotational engagement with the transmission cavity and the third sliding cavity, of the socket body;
wherein a second pulley extending into the transmission cavity is fixedly arranged at a top tail end of the rotating shaft;
a driving belt arranged between the second pulley and the first pulley;
wherein a bottom tail end of the rotating shaft extends into the third sliding cavity and is fixedly connected with a top tail end of the adjusting threaded rod in a matched mode;
the plug body is firstly moved to one side of the socket body to make the plug column and the plug groove are opposite to each other;
the plug body is moved towards one side of the socket body so the plug column gradually extends into the plug groove until the inclined plane top pressing block holds against and slides with the first inclined plane block, so that the first inclined plane block drives the first sliding block to overcome the elastic force of the first spring to gradually slide toward a top of the first sliding cavity;
a guide sliding groove is communicated in an inner wall of one side of the third sliding cavity;
wherein a guide sliding block which is fixedly connected with the third sliding block is in sliding fit connection with an interior of the guide sliding groove, and a top end face of the guide sliding block is fixedly provided with a conductive block;
wherein a power supply groove is arranged in an inner top wall of the guide sliding groove opposite to the top of the conductive block;
the conductive block is driven by the guide sliding block to be completely inserted into the power supply groove so automatic and safe power supply is implemented;
a conductive groove is arranged in an inner wall of one side of the plug groove for receiving the plug pin, and the conductive groove is electrically connected with the conductive block;
the driving motor is controlled to drive the adjusting threaded rod to rotate reversely until the third sliding block drives the fourth inclined plane block to extend into the second through slot and the fourth inclined plane block holds against and slides with the third inclined plane block, so that the third inclined plane block drives the second sliding block to overcome the elastic force of the second spring to slide towards one side in the second sliding cavity; meanwhile, the inclined plane groove holds against and slides with the second inclined plane block, so the first sliding block is driven by the second inclined plane block to slide towards the top in the first sliding cavity until the first inclined plane block completely slides out of the lock recess, and it is convenient to take out the plug body.

US Pat. No. 10,461,468

CONNECTOR MOUNTING STRUCTURE AND CONNECTOR MOUNTING METHOD

AutoNetworks Technologies...

1. A connector mounting structure comprising:a connector unit having a wire harness connecting surface and a device connecting surface disposed on a top surface of the connector unit, the device connecting surface being orthogonal to the wire harness connecting surface, the wire harness connecting surface configured to receive a wire-side connector provided at a terminal end of a wire harness and the device-side connector is coupled to the wire-side connector; and
a bracket having a connector holding portion, the connector holding portion is configured to hold the connector unit so as to be pivotable between a mounting position and a fitting position, wherein in the mounting position, the connector unit is pressed against a bottom surface of the bracket and in the fitting position, the connector unit is spaced apart from the bottom surface of the bracket so as to expose the wire-side harness connector for connection with the wire harness.

US Pat. No. 10,461,467

COMPACT CARD EDGE CONNECTOR

FCI USA LLC, Etters, PA ...

1. A card edge connector, comprising:a housing comprising a slot shaped to receive an edge of a card;
an array of contacts disposed along walls of the slot, and
a latching member pivotally mounted to the housing between a first portion of the array of contacts and a second portion of the array of contacts such that the latching member pivots between an unlocked position and a locked position,
wherein
the latching member comprising a central portion having a first end and a second end;
the central portion is pivotally mounted to the housing between the first end and the second end;
the latching member comprises a first protrusion at the first end that extends into the slot when the latching member is in the locked position, the first protrusion extending from the central portion in a first direction when the latching member is in the locked position; and
the latching member further comprises a second protrusion at the second end, the second protrusion extending from the central portion in the first direction when the latching member is in the locked position.

US Pat. No. 10,461,466

CONNECTOR ASSEMBLY

JAPAN AVIATION ELECTRONIC...

1. A connector assembly comprising:a first connector that has first electrical connection members located on a resin base material; and
a second connector that has second electrical connection members at positions respectively opposed to the first electrical connection members located on a resin base material; wherein
the resin base material of the first and second connectors each include flexible portions,
the first electrical connection members directly contacting flexible portions of the resin base material of the first connector,
the second electrical connection members directly contacting flexible portions of the resin base material of the second connector,
the first connector and the second connector further have locking resin fasteners that are respectively engageable with each other, and are integrated with the respective resin base materials, on mutually-opposed positions,
the locking resin fasteners of the first connector extend so as to form a polygonal shape surrounding the first electrical connection members,
the locking resin fasteners of the second connector extend so as to form a polygonal shape surrounding the second electrical connection members,
the locking resin fasteners which are opposed to each other on the mutually opposed positions have water-tightness when the fasteners are engaged with each other, and
the first electrical connection members and the second electrical connection members are respectively brought into contact with each other by engaging the locking resin fasteners which are respectively opposed to each other.

US Pat. No. 10,461,465

THIN FILM TYPE MAGNETIC CONNECTOR MODULE

SPS Inc., Daejeon (KR)

1. A magnetic connector module configured to magnetically couple to an electronic device, the magnetic connector module comprising:a thin film board having a plurality of holes formed therethrough;
a wing section configured to accommodate a magnet thereon, wherein the wing section is vertically stacked on the thin film board and laterally extends beyond the thin film board such that the thin film board forms a vertical protrusion on the wing section at a central portion of the wing section;
a first pattern of electrodes formed on the thin film board at a first side of the thin film board and a second pattern of electrodes formed on the thin film board at a second side opposite the first side of the thin film board; and
conductors formed in the plurality of holes electrically connecting the first pattern of electrodes and the second pattern of electrodes.

US Pat. No. 10,461,464

BI-DIRECTIONAL, ROTATING, PRESSURE BULKHEAD PENETRATOR

1. A bulkhead penetrator, comprising:a body having an interior wall and an exterior wall;
an element disposed within the interior wall of the body in a first pressure region, the element having a first pressure;
an inner penetrator configured to permit a transfer of the element from the interior wall of the body past a physical boundary to the exterior wall of the body in a second pressure region having a second pressure, the inner penetrator having an interior surface exposed to the first pressure region and an exterior surface exposed to the second pressure region;
an outer penetrator, wherein the outer penetrator is configured to permit the transfer of the element from the interior wall of the body past the physical boundary to the exterior wall of the body in a third pressure region having a third pressure;
an inner-outer connector that connects the inner penetrator to the outer penetrator; and
at least two sealing mechanisms for the body, the at least two sealing mechanisms being configured to seal the first pressure region from the second pressure region and the third pressure region.

US Pat. No. 10,461,463

SEALING INSERT

1. A sealing system for a cable lead-through device into a housing, said cable lead-through device, having at least one U-shaped frame with at least two limbs and a first web connecting the two limbs at one end in each case, and at least one sealing insert configured to be inserted into or arranged in the frame, wherein the sealing insert(s) arranged in the frame is configured to be ultimately compressed by attaching a second web for strain relief and sealing of the cable, wherein the second web is a constituent part of the housing, and wherein the at least one sealing insert is formed from at least one elastically deformable material and has at least one through-opening configured for guiding through of the at least one cable, wherein the sealing insert possesses at least one slit along the through-opening which forms two mutually opposing slit surfaces so that the sealing insert assumes an opened state for inserting or removing the cable laterally and a closed state for sealing and strain relief of the cable, and wherein the sealing insert, without an influence of external forces, is located in its opened state in which it has a gap at its slit, by which the two slit surfaces are automatically separated from one another.

US Pat. No. 10,461,462

ELECTRONICS CHARGING BLOCK HAVING DETACHABLE TENTACLES

1. An electronics charging block system comprising:a body having a plug configured to connect to an electrical outlet;
a tentacle-receiving socket formed in the body that is not in electrical communication with the plug;
a utility tentacle configured to mount to the body and having a shape-retaining bendable arm portion configured to contact an external electronic device and an insertion tip formed at a first end of the arm portion, the insertion tip configured for removable insertion into the tentacle-receiving socket; and
an electrical interface for enabling an electrical connection to be formed between the charging block and the external electronic device, wherein the utility tentacle does not form part of an electrical connection.

US Pat. No. 10,461,461

MULTI POLE CONNECTOR FOR SECURELY COUPLING TERMINALS AND TARGET TERMINALS

Molex, LLC, Lisle, IL (U...

1. A connector comprising:a plurality of identically configured module housings extending in a lateral direction and arranged in a longitudinal direction orthogonal to the lateral direction, wherein each module housing has first and second opposite lateral ends, wherein the first lateral ends of the plurality of module housings are planar and wherein the second lateral ends of the plurality of module housings are planar; and
terminals attached to the module housings,
wherein the terminals each include:
a pair of contact parts respectively projecting upward above an upper surface and downward below a lower surface of each of the module housings; and
a first direction conversion mechanism configured to convert at least some of displacement and a force received by the pair of contact parts in an upper-lower direction orthogonal to the lateral direction and the longitudinal direction into displacement and a force in the longitudinal direction, and
wherein the module housings each include a second direction conversion mechanism configured to convert at least some of displacement and a force received from each of the terminals in the longitudinal direction into displacement and a force in the upper-lower direction.

US Pat. No. 10,461,460

DEVICE FOR SECURING ELECTRICAL CHARGING CABLES TOGETHER

INGENICO GROUP, Paris (F...

1. Device for securing together cables for the electrical charging of an electronic apparatus, the device comprising:a first portion integrating a first cable having a first plug for connection to a first connector of said electronic apparatus, and
a second portion provided with a housing for the insertion of a second connection cable having a second plug for connection to a second connector of said electronic apparatus, said housing comprising a first recess adapted for guiding said second cable and a second recess adapted for receiving a head of said second cable,
said first portion and said second portion being secured together by a securing arrangement.

US Pat. No. 10,461,459

SWITCHED ELECTRICAL PLUG LOCK

The Chamberlain Group, In...

1. An apparatus for controlling the use of an electrically powered device, the apparatus comprising:an electrical socket having openings configured to receive prongs of an electrical plug of an electrical cord of an electrically powered device;
a housing;
a lock configured to retain the electrical plug in the electrical socket, the lock comprising:
a retaining member configured to engage at least one of the prongs in at least one of the openings of the electrical socket; and
an actuator connected to the retaining member and configured to shift the retaining member from a locked position wherein the retaining member engages the at least one prong in the at least one opening of the electrical socket and inhibits removal of the at least one prong from the at least one opening to an unlocked position wherein the retaining member permits the at least one prong of the electrical plug to be removed from the at least one opening of the electrical socket;
a switch operable to electrically couple the electrical socket with a power source to which the apparatus is coupled;
wireless communication circuitry operatively coupled to the switch and configured to receive a wireless signal indicating an electronic device is within a proximity of the apparatus; and
a controller operatively coupled to the switch, the wireless communication circuitry, and the actuator, the controller configured to, responsive to the wireless signal, cause the switch to electrically couple the power source and the electrical socket and cause the actuator to shift the retaining member from the locked position to the unlocked position and permit the at least one prong to be removed from the at least one opening.

US Pat. No. 10,461,458

TERMINAL POSITION ASSURANCE DEVICE FOR ELECTRICAL CONNECTOR

J.S.T. CORPORATION, Farm...

1. A terminal position assurance device, comprising:a back portion having two ends and an inner surface; and
two arms extending generally perpendicularly from the two ends of the back portion to form a C-shape with the back portion;
wherein each arm comprises:
a side portion having a thickness; and
a ledge portion extending along an upper portion of the side portion, wherein the thickness of the ledge is greater than the thickness of the side portion; and
an outer surface of the arm defined by outer surfaces of the side portion and ledge portion;
wherein the thickness of the ledge portion where it meets the back portion is greater than the thickness of the ledge portion at the end of the arm; and
a first stop located on the outer surface of the arm.

US Pat. No. 10,461,457

CONNECTOR HOUSING AND TERMINAL POSITION ASSURANCE JOINT CLIP SITE

YAZAKI NORTH AMERICA, INC...

1. An electrical connector assembly, comprising:a housing comprising (i) at least one terminal insertion cavity for receiving an electrical terminal, (ii) a primary locking member that engages with the electrical terminal when the electrical terminal is inserted within the at least one terminal insertion cavity to retain the electrical terminal within the at least one terminal insertion cavity, (iii) a slide clip receiver, and (iv) a plurality of latching members;
a terminal position assurance (TPA) member for coupling with the housing via the plurality of latching members, the TPA member having a U-shape and including a bottom wall and two side walls extending from the bottom wall, each of the two side walls having a connecting portion configured to mate with at least one of the plurality of latching members; and
a slide clip for coupling with the housing via the slide clip receiver,
wherein in an assembled condition:
the electrical terminal is retained within the at least one terminal insertion cavity by the primary locking member in an engaged condition,
the TPA member is fixedly coupled to the housing via the plurality of latching members cooperating with the connecting portions, the plurality of latching members inhibiting movement of the TPA member in a disengagement direction,
the TPA member inhibits movement of the primary locking member from the engaged condition, and
the slide clip is coupled with the slide clip receiver such that the TPA member is constrained between the housing and the slide clip to inhibit movement of the TPA member in the disengagement direction; and
wherein the bottom wall of the TPA member has a flat surface, the flat surface being in contact with the primary locking member to inhibit movement of the primary locking member from the engaged condition.

US Pat. No. 10,461,456

CONNECTOR

YAZAKI CORPORATION, Mina...

1. A connector, comprising:a housing including a terminal accommodating chamber;
a terminal configured to be accommodated in the terminal accommodating chamber; and
a locking lance flexibly provided in the terminal accommodating chamber, a free end side of the locking lance configured to abut on the terminal when the terminal is inserted into the terminal accommodating chamber, thereby the locking lance being configured to be restored after being bent, thereby the free end side being configured to lock the terminal in the terminal accommodating chamber,
wherein a thickness of the locking lance in a bending direction from the top of the locking lance to the bottom of the locking lance changes gradually so as to be smaller at the free end side thereof than at a base end side thereof,
wherein the thickness of the locking lance in the bending direction continuously becomes smaller from the base end side to the free end side,
wherein the locking lance is formed in an arc shape from the base end side to the free end side with respect to the bending direction of the locking lance,
wherein the free end side of the locking lance is configured to deflect by a deflection margin in the bending direction with respect to the base end side of the locking lance,
wherein the locking lance includes a groove provided in the free end side thereof, the groove being configured to engage with a locking projection of the terminal, and,
wherein the thickness of the locking lance in the bending direction gradually becomes smaller from the base end side to the free end side.

US Pat. No. 10,461,455

ELECTRICAL CONNECTOR ASSEMBLY

YAZAKI EUROPE LTD., Hert...

1. An electrical connector assembly comprising:a first connector having a first main contact element and a first auxiliary contact element, said first auxiliary contact element being electrically connected to said first main contact element,
a second connector having a second main contact element and a second auxiliary contact element, said second auxiliary contact element being electrically connected to said second main contact element,
wherein the first connector and the second connector are mateable in a mating direction parallel to a longitudinal axis L of the electrical connector assembly,
wherein the first and second main contact elements are configured to disconnect from each other before the first and second auxiliary contact elements dis-connect from each other during unmating the first and second connectors,
wherein in a fully mated condition the first and second main contact elements are in contact and the first and second auxiliary contact elements are disconnected from each other
wherein the first auxiliary contact element extends at least substantially parallel and radially distanced to the first main contact element, and
wherein the second auxiliary contact element extends at least substantially parallel and radially distanced to the second main contact element.

US Pat. No. 10,461,454

PLUG-IN CONTACT AND METHOD FOR PRODUCING A PLUG-IN CONTACT

1. A plug-in contact for making electrical contact with a circuit board by means of plugging the plug-in contact into a contact hole of the circuit board, with two flat contact legs which are resilient relative to one another, and one connecting region, from which the two contact legs extend in the plug-in direction (E) of the plug-in contact, the plug-in contact being punched in one piece out of a metallic flat material,characterized in
that a closed recess is located within the connecting region, bordering the two contact legs,
that the two contact legs, proceeding from the recess, have a distance from one another which increases in the direction toward their free ends, the two contact legs having a spread state relative to one another,
that the two contact legs together have a width which is equal to or only slightly smaller than the diameter of the corresponding contact hole in the circuit board, and
that the point at which the contact legs begin to separate from one another commences at the recess and is established by the recess independently of the production tolerances.

US Pat. No. 10,461,453

POWER PLUG AND SOCKET

WELLS SHIN ELECTRONIC (KU...

1. A power plug, comprising:a body;
at least two Alternating Current, AC, plug terminals fixed inside the body; and
two Direct Current, DC, plug terminals fixed inside the body;
wherein each of the AC plug terminals and each of the DC plug terminals are respectively connected to separate connecting wires;
wherein the body comprises a first body and a second body, wherein the first body and the second body are adaptively joined to each other to form a plurality of mounting structures, and each of the AC plug terminals and each of the DC plug terminals are respectively fixed inside different mounting structures;
wherein a cavity is provided inside the first body and is configured to accommodate a part of the second body; and
wherein the plurality of mounting structures comprise at least two mounting holes and two mounting slots; and wherein the at least two mounting holes are provided inside the second body, each of the AC plug terminals is fixed inside a respective one of the mounting holes, the two mounting slots are provided on a surface of the second body, and each of the DC plug terminals is fixed inside a respective one of the mounting slots.

US Pat. No. 10,461,452

PROCESS FOR MAKING CORROSION-RESISTANT ELECTRICAL CONTACTS IN A WIDE RANGE OF COLORS

Apple Inc., Cupertino, C...

1. An electronic device, comprising:a housing that is characterized by a color; and
an electrical contact having an upper surface that is visible at an exterior surface of the housing, wherein the electrical contact comprises a metal substrate and an electrically conductive metal oxide that corresponds to the color of the housing corresponding to an optical path difference between the upper surface and an interface between the electrically conductive metal oxide and the metal substrate.

US Pat. No. 10,461,451

ELECTRONIC DEVICE QUICK RELEASE STRUCTURE

Aplex Technology Inc., N...

1. An electronic device quick release structure comprising:a first carrier board having a first face, a second face and multiple first perforations, the first perforations being connected with the first and second faces;
a second carrier board having a third face, a fourth face and multiple second perforations, the second perforations being connected with the third and fourth faces;
at least one elastic member having a first end and a second end, the first end being connected with the second carrier board; and
a connection member movably disposed on the fourth face and connected with the second end of the elastic member, the connection member having multiple hook sections and an operation section, each hook section having a first guide wall, a second guide wall and a restriction notch, the hook section correspondingly passing through the first and second perforations, the first and second carrier boards being inserted in the restriction notch, the second face of the first carrier board abutting against and connecting with the third face of the second carrier board, the operation section driving the connection section to reciprocally move, the first guide wall abutting against one end of the first perforation, the second guide wall abutting against the other end of the first perforation.

US Pat. No. 10,461,450

SIGNAL CONNECTOR BRACES

Hewlett Packard Enterpris...

1. A signal connector brace for providing mechanical support to a signal connector coupled to a circuit board, the signal connector brace comprising:a housing having an exterior surface;
first and second protrusions extending from the housing to couple the housing to vias of the circuit board thereby positioning the exterior surface of the housing in contact with a corresponding exterior surface of the signal connector to brace the signal connector;
a recess on the housing positioned between locations where the first and second protrusions respectively join the housing, wherein the recess is configured to receive a mechanical fastener for coupling the signal connector brace to the circuit board.

US Pat. No. 10,461,449

METHODS FOR THE ACYLATION OF MAYTANSINOL

IMMUNOGEN, INC., Waltham...

1. A method of preparing a compound represented by the following formula:the method comprising:a) reacting maytansinol with an N-carboxyanhydride in a reaction mixture additionally comprising diisopropylethylamine and zinc triflate, wherein the N-carboxyanhydride is represented by the following formula:

 thereby forming the compound of Formula (6a):

b) reacting unreacted N-carboxyanhydride from the reaction mixture in step a) with methanol;
c) reacting the compound of formula (6a) with a carboxylic acid having the formula R3COOH in the presence of a condensing agent or with an activated carboxylic acid having the formula R3COX, to form a compound represented by the following formula:

 wherein R2 is methyl; R3 is —Y—S—SR4; Y is —CH2CH2— or —CH2CH2C(CH3)2—; R4 is —CH3; —COX is N-succinimidyl ester; and
d) reacting the compound of formula (IIIa) with a reducing agent to form the compound DM1 or DM4.

US Pat. No. 10,461,448

BOARD MOUNTING TERMINAL

Tyco Electronics Japan G....

1. A board mounting terminal extending like a rod:(a) for being inserted into a through-hole in a circuit board and being soldered to the circuit board,
(b) having a tip portion, and
(c) having a recessed groove in a face of the board mounting terminal:
(1) extending in a direction of extension of the board mounting terminal,
(2) having a tip end in the tip portion of the board mounting terminal, and
(3) having an area of a recess of the recessed groove in a cross-section extending in a direction transverse to the direction of extension of the board mounting terminal decreasing as a distance from the tip portion of the board mounting terminal, oriented in a direction of insertion of the board mounting terminal, increases.

US Pat. No. 10,461,447

SOCKET RECEIVING AN ELECTRONIC COMPONENT HAVING A PLURALITY OF CONTACT PADS

Tyco Electronics Japan G....

1. A socket, comprising;(a) a housing made of an insulating board and having:
(1) a plurality of passageways arranged in the housing, each of the passageways extending through the housing from a first surface of the housing to an opposite second surface of the housing and having an inner wall surface plated with a conductive material;
(2) a first conductive pad formed on the second surface of the housing so as to correspond to one of the passageways, the first conductive pad being electrically continuous with the conductive material of the inner wall surface of the passageway and extending from the passageway; and
(3) a solder ball attached to the first conductive pad; and
(b) a plurality of contacts arranged on the first surface of the housing, each of the contacts further having a contact portion positioned above the first surface of the housing, a solder-joint portion to be surface mounted on a second conductive pad along the first surface of the housing, and an insertion portion corresponding to one of the plurality of passageways to be press-fitted into one of the plurality of passageways and separated along a length of the insertion portion, from the conductive material of the inner wall surface of the passageway and from the second surface, and the contact being electrically connected to both the conductive material of the inner wall surface of the passageway and a contact pad of an electronic component.

US Pat. No. 10,461,446

WELDING COLUMN COMBINATION AND POWER SUPPLY MODULE THEREOF

DELTA ELECTRONICS (THAILA...

1. A welding column combination comprising:at least two metal welding columns, each metal welding column having a first end and a second end opposite to the first end, wherein at least one of the metal welding columns has welding surfaces at the first end and the second end respectively; and
at least one insulator block assembling the at least two metal welding columns as a unitary physical combination, wherein the insulator block comprises at least one insulation gap portion and at least two protrusion engaging portions, the insulation gap portion is configured to space adjacent-two of the at least two metal welding columns from each other.

US Pat. No. 10,461,445

METHODS AND DEVICES FOR IMPEDANCE MULTIPLICATION

PSIQUANTUM CORP., Palo A...

1. An electric circuit, comprising:a first superconducting component having a first terminal, a second terminal, and a constriction region between the first terminal and the second terminal;
a second superconducting component having a third terminal and a fourth terminal; and
a first electrically-insulating component that thermally couples the first superconducting component and the second superconducting component such that heat produced at the constriction region is transferred through the first electrically-insulating component to the second superconducting component;
wherein the second superconducting component has a first portion between the third terminal and the fourth terminal; and
wherein the second superconducting component is positioned so that the first portion of the second superconducting component is in proximity with the first superconducting component such that heat produced at the first superconducting component transfers to the first portion.

US Pat. No. 10,461,444

ELECTRICAL WIRING DEVICES WITH SCREWLESS CONNECTION TERMINALS

HUBBELL INCORPORATED, Sh...

1. A blade-type electrical receptacle comprising:a housing comprising a main body having a plurality of cavities, a front cover removably secured to a first side of the main body and having a plurality of blade receiving slots, and a rear cover removably secured to a second side of the main body and having a plurality of wire receiving apertures and a plurality of plunger openings; and
a plurality of contact assemblies;
wherein one of the plurality of contact assemblies is positioned at least partially within one of the plurality of a cavities and is accessible from one of the plurality of wire receiving apertures and one of the plurality of plunger openings in the rear cover, and is accessible from one of the plurality of blade receiving slots in the front cover;
wherein each of the plurality of the contact assemblies comprises:
a contact member having a contact body and at least two contact fingers extending from the contact body wherein the at least two contact fingers are aligned with one of the plurality of blade receiving slots in the front cover;
a wire terminal forming an electrically conductive path with the contact member, the wire terminal comprising a contact arm secured to the contact body, a clamp brace secured to the contact arm and a clamp spring secured to the clamp brace, the clamp spring being movable relative to the clamp brace between a closed position where a wire can be clamped between the clamp spring and the clamp brace with a force that is substantially perpendicular to a longitudinal axis of the wire so that the clamp spring can compress the wire against the clamp brace, and an open position where a wire can be inserted through one of the plurality of wire receiving apertures in the rear cover and between the clamp spring and the clamp brace; and
a plunger positioned within one of the plurality of cavities and extending at least partially through one of the plurality of plunger openings in the rear cover, the plunger being interactive with the clamp spring such that movement of the plunger in a first direction outward relative to the rear cover causes the plunger to apply a mechanical load to the clamp spring to cause the clamp spring to move from the closed position to the open position and movement of the plunger in a second direction inward relative to the rear cover removes the mechanical load from the clamp spring so that to the clamp spring is biased from the open position to the closed position.

US Pat. No. 10,461,443

SPLIT GROUNDING BUSHING WITH REMOVABLE SPACER

Bridgeport Fittings, LLC,...

1. A split grounding bushing for placement on an end of an electrical metallic tubing (EMT) or an end of a rigid conduit, comprising:a first metal bushing portion forming a first portion of a ring having a first end and a second end,
a second metal bushing portion forming a second portion of the ring having a first end and a second end,
at least one grounding screw extending through said first or second metal bushing portion positioned to make electrical contact with the EMT or rigid conduit,
a lug having an opening, the lug secured to one of the metal bushing portions,
a retaining screw threaded into said lug and extending into the opening so as to secure a ground conductor thereto,
a hinge formed at the second end of the first metal bushing portion and the second end of the second metal bushing portion, so that the first end of the first metal bushing portion and the first end of the second metal bushing portion can be opened to extend around the end of the EMT or rigid conduit and then closed, and
a removable metallic spacer having a shape that is a section of a cylinder, the removable spacer having an inner smooth surface with a radius of curvature substantially corresponding to a radius of curvature of an outer surface of the EMT so as to electrically bond to the EMT, the removable spacer also having an outer smooth surface corresponding to a radius of curvature of an inner surface of the second metal bushing portion so as to electrically bond to the second metal bushing portion.

US Pat. No. 10,461,442

PRESSURE CONTACT TERMINAL FOR CONNECTING ELECTRONIC COMPONENT AND WIRE

YAZAKI CORPORATION, Mina...

1. A pressure contact terminal comprising:a component clip configured to clip an electronic component and be electrically connected with the electronic component;
a pressure contact blade to be connected with a wire by pressure contact;
a step connection configured to connect the component clip and the pressure contact blade to each other at different bottom face heights;
a first bent portion connecting the step connection and the component clip to each other at a first bending angle; and
a second bent portion connecting the step connection and the pressure contact blade to each other at a second bending angle.

US Pat. No. 10,461,441

ALUMINUM ALLOY ELEMENT WIRE, ALUMINUM ALLOY STRANDED WIRE AND METHOD FOR PRODUCING ALUMINUM ALLOY STRANDED WIRE, AUTOMOTIVE ELECTRIC WIRE, AND WIRE HARNESS

AUTONETWORKS TECHNOLOGIES...

1. An aluminum alloy element wire for use as a conductor of an automotive cable, having:a chemical composition comprising in mass percent
Mg: 0.3% or more and 0.9% or less,
Si: 0.1% or more and 0.7% or less,
Fe: 0.1% or more and 0.4% or less,
at least one element selected from the group consisting of Cu, Cr, Ni, and Zr: 0.01% or more and 0.5% or less in total, and
the balance being Al and unavoidable impurities; and
a surface roughness Ra being in the range of 0.15 ?m or more and 2 ?m or less as measured with a non-contact surface roughness measuring machine.

US Pat. No. 10,461,440

ANTENNA-TRANSMITTER ARRAY

University of Zagreb Facu...

1. A self-oscillating radiofrequency transmitter comprising:a negative impedance converter having an input port and an output port;
a first antenna electrically coupled to said input port of said negative impedance converter; and
a second antenna electrically coupled to said output port of said negative impedance converter;
wherein self-oscillation of a signal of arbitrary waveform is generated in the negative impedance converter and the first and second antennas without using any resonant element;
wherein said self-oscillation results in the first antenna emitting electromagnetic radiation of a first polarization and the second antenna emitting electromagnetic radiation of a second polarization, such that a superposition of the emissions from the first and second antennas is emitted at a first frequency by the radiofrequency transmitter; and
wherein no electrical connection is present between either one of the first and second antennas and any radiofrequency source external to the negative impedance converter.

US Pat. No. 10,461,439

FLEXIBLE POLYMER ANTENNA WITH MULTIPLE GROUND RESONATORS

TAOGLAS GROUP HOLDINGS LI...

1. An antenna assembly, comprising:an antenna radiating element; and
a ground conductor comprising a plurality of at least three sub-elements, wherein the sub-elements are ground resonators, and wherein the sub-elements are progressively larger in at least one dimension farther from the antenna radiating element;
wherein the antenna radiating element is positioned adjacent to the ground conductor.

US Pat. No. 10,461,438

WIDEBAND MULTI-LEVEL ANTENNA ELEMENT AND ANTENNA ARRAY

Communication Components ...

1. A wideband single antenna element comprising: a first conductive patch on a first plane; a second conductive patch on a second plane, said second patch being spaced apart from said first patch; a third conductive patch on a third plane, said third patch being spaced apart from said second patch such that said second patch is between said first patch and said third patch; wherein said first patch is spaced apart from a ground plane such that said first patch is between said ground plane and said second patch and where said first conductive patch on said first plane is spaced apart from said second conductive patch on said second plane at a first distance and where said second conductive patch on said second plane is spaced apart from said third conductive patch on said third plane at a second distance, the second distance being a larger spacing than said first distance: and said antenna element receives a signal feed by way of a slot in said ground plane; said first, second, and third planes are parallel to each other and to said ground plane.

US Pat. No. 10,461,437

MULTI-LAYER ABSORBER

ARC Technologies LLC, Am...

1. A multi-layer absorber, comprising:a plurality of polymeric layers disposed relative to one another to form a polymeric stack having an input layer and an output layer such that said input layer includes a radiation-receiving surface for receiving incident electromagnetic radiation and said output layer includes an exit surface through which at least a portion of the received radiation, if any, exits the stack, wherein the number of the plurality of polymeric layers is greater than 2 and equal to or less than 20,
a plurality of radiation-absorbing additives distributed within at least one of said plurality of polymeric layers, wherein a concentration of the plurality of radiation-absorbing additives is greater in said input layer relative to a concentration of said radiation-absorbing additives in said output layer, wherein said plurality of radiation-absorbing additives is capable of absorbing electromagnetic energy at one or more frequencies in a range of about 1 GHz to about 110 GHz,
wherein the real dielectric constants of said polymeric layers progressively increase from the input layer to the output layer for one or more frequencies in a range of about 1 GHz to about 110 GHz, and
wherein the absorber exhibits a coefficient of reflection equal to or less than about 0.3 and a coefficient of transmission equal to or less than about 0.3 for at least one incident radiation frequency in the range of about 1 GHz to about 110 GHz.

US Pat. No. 10,461,435

MULTIPLE TUNED FRESNEL ZONE PLATE REFLECTOR ANTENNA

TIONESTA, LLC, Austin, T...

1. A dual tuned, portable, storable, Ku-band very small aperture terminal antenna for transmitting to and receiving from a satellite comprising:a flat antenna reflector that includes a plurality of discrete physical subsections comprising a first set of discrete physical subsections and a second set of discrete physical subsections; and
a feed horn, wherein
the flat antenna reflector is able to be disassembled into a disassembled flat antenna reflector, wherein the discrete physical subsections disassemble and stack to reduce storage volume, and
the flat antenna reflector is assembled into an assembled flat antenna reflector, the assembled flat antenna reflector comprising a first Fresnel zoneplate pattern (FZP) formed by the first set of discrete physical subsections centered at a first frequency and a second FZP centered formed by the second set of discrete physical subsections at a second frequency different from the first frequency.

US Pat. No. 10,461,434

METAMATERIALS FOR SURFACES AND WAVEGUIDES

Duke University, Durham,...

1. An apparatus, comprising:a waveguide; and
a plurality of adjustable elements distributed along the waveguide, each having a dipolar response to a guided wave mode of the waveguide, the plurality of adjustable elements corresponding to a plurality of apertures in a bounding conducting surface of the waveguide;
wherein the dipolar response is a magnetic dipolar response or an electric dipolar response.

US Pat. No. 10,461,433

METAMATERIALS FOR SURFACES AND WAVEGUIDES

Duke University, Durham,...

6. An apparatus, comprising:a continuous conducting surface having a plurality of openings, each opening complemented by a discrete conducting patch separated from the continuous conducting surface, the plurality of openings and patches providing a spatially-varying effective refractive index;
wherein the continuous conducting surface is a bounding surface of a parallel plate waveguide structure, and the spatially-varying effective refractive index is a spatially-varying effective refractive index for transverse electromagnetic (TEM) waves that propagate within the waveguide structure and parallel to the continuous conducting surface; and
wherein the waveguide structure defines an input port for receiving input electromagnetic energy, and an output port for transmitting output electromagnetic energy.

US Pat. No. 10,461,432

COLLAPSIBLE FEED STRUCTURES FOR REFLECTOR ANTENNAS

Arizona Board of Regents ...

1. A collapsible line feed for a reflector antenna, the line feed comprising:a plurality of metallic disks; and
a flexible monopole passing through the plurality of metallic disks,
wherein the line feed is flexible such that the metallic discs may be stacked for deployment and the flexible monopole may be extended when deployed.

US Pat. No. 10,461,431

ELECTRICALLY TUNABLE MINIATURE ANTENNA

Intel Corporation, Santa...

1. An apparatus comprising:a radiator including a first radiator and a second radiator;
a first reactive circuit having a first end coupled to the radiator, the first reactive circuit having a predetermined impedance and being configured to adjust an impedance of the radiator to cause the radiator to resonate at a first frequency range;
a tuning adjuster circuit that is connected to the first end of the first reactive circuit, the tuning adjuster having an adjustable impedance and comprising a plurality of second reactive circuits, each second reactive circuit from among the plurality of second reactive circuits having a different selectable predetermined impedance to cause the radiator to resonate at a frequency that is different than the first frequency range based upon which of the plurality of second reactive circuits is selected; and
a pre-matching component configured to match a combined impedance of the first radiator and the second radiator to the first reactive circuit,
wherein the first reactive circuit is coupled to the pre-matching component via a point on a transmission line that has an impedance matching that of the pre-matching component.

US Pat. No. 10,461,430

HIGH-EFFICIENCY BROADBAND ANTENNA

WORLDWIDE ANTENNA SYSTEM ...

1. A crossed-field antenna system, comprising:an E-cylinder tuning circuit operably coupled to an E-cylinder;
a D-plate tuning circuit operably coupled to a D-plate;
a transmitter feed tuning circuit operably coupled to a transmitter, the E-cylinder tuning circuit, and the D-plate tuning circuit;
at least one signal sensor; and
a controller operably coupled to the transmitter feed tuning circuit, the E-cylinder tuning circuit, the D-plate tuning circuit, and the at least one signal sensor, the controller including at least one processor configured to:
determine a current ratio to provide approximately equal power to the E-cylinder and the D-plate;
set a reactance of the E-cylinder tuning circuit and a reactance of the D-plate tuning circuit based on the current ratio;
determine a combined impedance value based at least in part on the reactance of the E-cylinder tuning circuit and the reactance of the D-plate tuning circuit; and
set a reactance of the transmitter feed tuning circuit based on the combined impedance value.

US Pat. No. 10,461,429

SWITCHED ANTENNA ASSEMBLY

Apple Inc., Cupertino, C...

1. A consumer electronic product, comprising:a housing having walls that define an internal volume, wherein a portion of one of the walls is a radio frequency (RF) antenna;
a connector electrically coupled to the RF antenna, the connector having a fixed length;
a switchable inductor array electrically coupled to the RF antenna via the connector, the switchable inductor array comprising inductive elements that cooperate with the connector to define an inductance of the connector; and
a switch circuit coupled to the switchable inductor array and arranged to select at least one of the inductive elements to vary the inductance of the connector.

US Pat. No. 10,461,428

MULTI-LAYER ANTENNA

QUALCOMM Incorporated, S...

1. A multi-layer laminate antenna comprising:a feed line configured to convey electricity;
a radiator coupled to the feed line, comprising metal disposed in a first layer of the antenna, and having an edge of a length to radiate energy at a radiating frequency; and
dummy metal disposed in a second layer of the antenna that is different from the first layer of the antenna, the dummy metal configured to radiate an insignificant amount of energy, if any, at the radiating frequency;
wherein a first portion of the dummy metal is at least partially disposed outside an overlapped area of the second layer that is overlapped by the radiator and is configured such that any linear edge of the first portion of the dummy metal disposed outside the overlapped area is less than half of a radiating wavelength corresponding to the radiating frequency, and
wherein the dummy metal is absent from a region of the second layer that overlaps a perimeter of the radiator, the dummy metal being displaced from a first orthogonal projection of a perimeter of the radiator onto the second layer.

US Pat. No. 10,461,427

ANTENNA AND ELECTRONIC DEVICES COMPRISING THE SAME

Samsung Electronics Co., ...

1. An electronic device comprising:a first antenna radiator;
a substrate comprising:
a first grounding area for the first antenna radiator,
a non-grounding area, and
at least one feeding unit;
a non-segmented metal case comprising a rear case of the electronic device; and
a nonmetal area arranged between the non-segmented metal case and the substrate,
wherein the at least one feeding unit feeds the first antenna radiator,
wherein the rear case is directly connected to the first grounding area of the substrate,
wherein the rear case includes a second grounding area for the first antenna radiator, and
wherein at least a part of the first antenna radiator is patterned on the substrate, and the other part of the first antenna radiator is arranged in the nonmetal area.

US Pat. No. 10,461,426

WIRELESS ANTENNA FOR WIRELESS CHARGING AND NFC COMMUNICATION AND WIRELESS TERMINAL TO WHICH SAME IS APPLIED

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

1. A wireless antenna comprising;a wireless communication antenna comprising a first wireless communication coil and a second wireless communication coil; and
a wireless charging antenna comprising a wireless charging coil,
wherein the wireless charging coil is disposed inside the first wireless communication coil, and the second wireless communication coil is disposed inside the wireless charging coil,
wherein the wireless communication antenna further comprises a coil connection member traversing the wireless charging coil so as to interconnect the first wireless communication coil and the second wireless communication coil,
wherein a number of windings of the second wireless communication coil is less than a number of windings of the first wireless communication coil, and
wherein a width of a winding of the second wireless communication coil is less than a width of a winding of the first communication coil.

US Pat. No. 10,461,425

ANTENNA STRUCTURE AND WIRELESS COMMUNICATION DEVICE USING SAME

Chiun Mai Communication S...

1. An antenna structure comprising:a metallic member, the metallic member defining at least one slot and being divided into a first combining portion and a second combining portion by the at least one slot;
a feed portion, the feed portion electrically connected to the first combining portion and configured to feed current to the first combining portion;
a ground portion, the ground portion electrically connected to the first combining portion and configured to ground the first combining portion; and
a radiator, the radiator electrically connected to the second combining portion and configured to feed current to the second combining portion; wherein the radiator comprises a feed section, a radiating portion, and a ground section, the feed section is electrically connected to the radiating portion to feed current to the radiating portion, the radiating portion is positioned at a plane perpendicular to a plane of the feed section, the radiating portion comprises a first radiating section, a second radiating section, a third radiating section, and a fourth radiating section; wherein one end of the first radiating section is perpendicularly connected to the feed section, and another end of the first radiating section is electrically connected to the metallic member; wherein the second radiating section is perpendicularly connected to the first radiating section, and the third radiating section is perpendicularly connected to an end of the second radiating section away from the first radiating section; wherein one end of the fourth radiating section is perpendicularly connected to one end of the third radiating section away from the second radiating section, and another end of the fourth radiating section is electrically connected to the metallic member; wherein one end of the ground section is electrically connected to one end of the first radiating section, and another end of the ground section is grounded;
wherein the first combining portion, the feed portion, and the ground portion cooperatively form a first antenna of the antenna structure, the second combining portion and the radiator cooperatively form a second antenna of the antenna structure, the first antenna activates a first mode to generate radiation signals in a first frequency band, and the second antenna activates a second mode to generate radiation signals in a second frequency band.

US Pat. No. 10,461,424

ANTENNA STRUCTURE AND WIRELESS COMMUNICATION DEVICE USING SAME

Chiun Mai Communication S...

1. An antenna structure comprising:a metallic member, the metallic member comprising a front frame, a backboard, and a side frame, the side frame being positioned between the front frame and the backboard; and
a first feed source electrically connected to the front frame;
wherein the side frame comprises at least a top portion, a first side portion, and a second side portion, the first side portion and the second side portion are respectively connected to two ends of the top portion;
wherein the side frame defines a slot, the slot is defined on the top portion; and
wherein the front frame defines a gap, the gap communicates with the slot and extends across the front frame.

US Pat. No. 10,461,423

MULTI-FREQUENCY ANTENNA

Unictron Technologies Cor...

1. A multi-frequency antenna comprising:a circuit board, comprising a ground layer, a clearance area and at least one signal feeding terminal;
at least one substrate disposed within said clearance area;
a first resonance unit connected to said signal feeding terminal, wherein part or all of said first resonance unit is disposed on a surface of said substrate or within said substrate;
a first filtering element connected to said first resonance unit; and
a second resonance unit connected to said first filtering element, and thus said first filtering element is disposed between said first resonance unit and said second resonance unit, wherein part or all of said second resonance unit is disposed on said surface of said substrate or within said substrate, wherein said first resonance unit forms a first resonant frequency of said multi-frequency antenna, and said first resonance unit, said first filtering element and said second resonance unit jointly form a second resonant frequency of said multi-frequency antenna, wherein said first filtering element shows a high impedance towards a signal with said first resonant frequency to isolate said first resonant frequency signal from said second resonance unit, wherein said first filtering element shows a low impedance towards a signal with said second resonant frequency, and said second resonant frequency signal is capable of passing through said first filtering element, wherein said second resonant frequency is lower than said first resonant frequency, and said second resonant frequency is independent of said first resonant frequency, wherein there is no any switch between said first resonance unit, said first filtering element, said second resonance unit and said ground layer.

US Pat. No. 10,461,422

BALANCED ANTENNA

Airgain Incorporated, Sa...

1. A balanced antenna system comprising:a cable;
an antenna comprising a first infinite balun, a second infinite balun, and a feeding gap; and
wherein the cable transports a radio signal from the antenna to a radio and from a radio to the antenna;
wherein the first infinite balun and the second infinite balun transform an unbalanced transmission line characteristic of the cable to the balanced feeding of the antenna.

US Pat. No. 10,461,421

CELLULAR SYSTEM

1. A system, comprising:a city light or a street light or a device mounted on a pole, the city light or the street light or the device having a housing;
one or more antennas mounted on the housing; and
a processor to control a directionality of the one or more antennas in communication with a predetermined target using 5G protocols, wherein the processor calibrates a connection by analyzing Received Signal Strength Indicator (RSSI) and Transmit Signal Strength Indicator (TSSI) and moves the one or more antennas until one or more predetermined cellular parameters are reached.

US Pat. No. 10,461,420

SWITCHABLE TRANSMIT AND RECEIVE PHASED ARRAY ANTENNA

THE BOEING COMPANY, Chic...

8. A method for fabricating a switchable transmit and receive phased array antenna (“STRPAA”) with either a first elliptical polarization or a second elliptical polarization, wherein the STRPAA is fabricated from components that include a housing, a plurality of radiating elements, a plurality of transmit and receive (“T/R”) modules, a first multilayer printed wiring board (“MLPWB”), and a second MLPWB, wherein the first MLPWB is configured to produce the first elliptical polarization and the second MLPWB is configured to produce the second elliptical polarization, the method including:inserting into the housing either
the first MLPWB to configure the STRPAA to produce the first elliptical polarization or
the second MLPWB to configure the STRPAA to produce the second elliptical polarization;
attaching the plurality of radiating elements either
to a first MLPWB top surface of the first MLPWB if the first MLPWB is inserted in the housing,
wherein the plurality of radiating elements are attached to the first MLPWB top surface at a predetermined azimuth position or
to a second MLPWB top surface of the second MLPWB if the second MLPWB is inserted in the housing
wherein attaching the plurality of radiating elements includes rotating each element of the plurality of radiating elements, by approximately 180 degrees in azimuth, from the predetermined azimuth position, prior to attaching the plurality of radiating elements to the second MLPWB top surface; and
attaching the plurality of T/R modules either to
a first MLPWB bottom surface of the first MLPWB if the first MLPWB is inserted in the housing or to
a second MLPWB bottom surface of the second MLPWB if the second MLPWB is inserted in the housing.

US Pat. No. 10,461,419

ANTENNA ADJUSTMENT APPARATUS AND REMOTE ELECTRICAL TILT ANTENNA

Huawei Technologies Co., ...

1. An antenna adjustment apparatus, configured to adjust a downtilt angle of an antenna assembly;wherein the antenna assembly comprises a plurality of phase shifters;
wherein the antenna adjustment apparatus comprises:
a first drive wheel, a first rotating shaft;
a gear carrier;
a first gear;
a second drive wheel;
a second gear; and
a plurality of output gears;
wherein the first drive wheel is meshed with the first gear;
wherein the second drive wheel is meshed with the second gear, and an axis of the second gear coincides with an axis of the first drive wheel;
wherein the plurality of output gears are connected to the plurality of phase shifters in a one-to-one correspondence manner;
wherein the gear carrier is sleeved on the first rotating shaft;
wherein the second gear is fixedly connected to the gear carrier;
wherein the first gear is configured to rotate together with the gear carrier;
wherein the second drive wheel is configured to propel the second gear to rotate and drive the first gear to revolve around the axis of the second gear, so that the first gear is selectively meshed with one of the plurality of output gears; and
wherein the first drive wheel is configured to propel the first gear to rotate and drive the output gear meshed with the first gear to rotate, and the output gear is configured to propel the phase shifter connected to the output gear.

US Pat. No. 10,461,418

PHOTONIC MICROWAVE TIME DELAY APPARATUS AND METHOD THEREOF

National Cheng Kung Unive...

1. A photonic microwave time delay apparatus, comprising:an optical input, wherein the optical input is an optical signal carrying a time-to-be-delayed microwave signal;
an optical output, wherein the optical output is an optical signal carrying a time-delayed microwave signal; and
a photonic microwave time delay module comprising a microwave-time-delay laser to convert the optical input into the optical output, wherein an optical power and a carrier frequency of the optical input are adjusted so as to excite a laser cavity resonance red-shift effect in the microwave-time-delay laser.