US Pat. No. 10,560,093

SEMICONDUCTOR DEVICES

SK hynix Inc., Icheon-si...

1. A semiconductor device comprising:a first mode register configured to store a first selection termination control signal and a second selection termination control signal when a mode register write operation is performed;
a first termination circuit comprising an impedance value and configured to control the impedance value of the first termination circuit based on the first selection termination control signal and a termination control signal; and
a second termination circuit comprising an impedance value and configured to control the impedance value of the second termination circuit based on the second selection termination control signal and the termination control signal,
wherein the impedance values of the first and second termination circuits are controlled to be substantially equal to each other according to a logic level combination of the termination control signal.

US Pat. No. 10,560,092

CONTROL CIRCUIT FOR POWER SWITCH

STMICROELECTRONICS, INC.,...

1. A circuit for controlling a first plurality of transistors connected in parallel and a second plurality of transistors connected in parallel, wherein a conduction terminal of a respective one of the first plurality of transistors is coupled to form a node with a conduction terminal of a respective one of the second plurality of transistors, the circuit comprising:a first plurality of stages, a respective one of the first plurality of stages being configured to supply a first control signal to the gate of the respective one of the first plurality of transistors; and
a second plurality of stages, a respective one of the second plurality of stages being configured to supply a second control signal to the gate of the respective one of the second plurality of transistors, wherein an output current of the respective one of the first plurality of stages is regulated based on a difference between a first value representative of a sum of output currents of each stage of the first plurality of stages and a second value representative of a sum of set points assigned to the first plurality of stages, and wherein an output current of the respective one of the second plurality of stages is regulated based on a difference between a third value representative of a sum of output currents of each stage of the second plurality of stages and a fourth value representative of a sum of set points assigned the second plurality of stages.

US Pat. No. 10,560,091

SWITCH ASSEMBLY OF REACTIVE POWER COMPENSATION APPARATUS

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

1. A switch assembly of a reactive power compensation apparatus, the switch assembly comprising:a support module;
a first switching module having a first stack structure perpendicular to the supporting module; and
a second switching module having a second stack structure perpendicular to the supporting module, the second switching module being connected in parallel with the first switching module,
wherein each of the first and second switching modules comprises:
a plurality of cooling plates stacked along a vertical direction with respect to the supporting module; and
a plurality of switches disposed between the plurality of cooling plates, and
wherein each of the plurality of cooling plates comprises: an engagement portion disposed on one side of an upper surface of each of the plurality of cooling plates to be located at a normal position by guiding the plurality of switches,
wherein the engagement portion comprises at least one or more engagement protrusions having a circular shape, and
wherein the at least one or more engagement protrusions are spaced apart by a radius of each of the plurality of switches from a center of each of the plurality of cooling plates.

US Pat. No. 10,560,090

ONE-WAY CONDUCTION DEVICE

NIKO SEMICONDUCTOR CO., L...

1. A one-way conduction device, having an input end and an output end, comprising:a first transistor, wherein the first end of the first transistor is coupled to the input end, and the second end of the first transistor is coupled to the output end; and
a driving circuit, including:
a first circuit, including a first conduction unit and a first resistor, wherein the first conduction unit is coupled between the input end and one end of the first resistor, and the other end of the first resistor is coupled to a reference voltage;
a second circuit, including a second conduction unit and a second resistor, wherein the second conduction unit is coupled between the output end and the second resistor, and the other end of the second resistor is coupled to the reference voltage; and
a detection circuit, coupled to a node between the first conduction unit and the first resistor, a node between the second conduction unit and the second resistor, and the third end of the first transistor;
wherein the driving circuit detects whether a current flows from the node between the first conduction unit and the first resistor to the node between the second conduction unit and the second resistor through the detection circuit, and accordingly turns on or turns off the first transistor to control the turning on and turning off of the one-way conduction device.

US Pat. No. 10,560,089

ELECTRONIC CIRCUIT WITH DEVICE FOR MONITORING A POWER SUPPLY

STMicroelectronics (Rouss...

1. An electronic circuit, comprising:a power supply node configured to receive a power supply voltage;
an output node; and
a device configured to monitor the power supply voltage comprising:
a band gap voltage generator core coupled to the power supply node and including a first node and a second node;
a control circuit connected to the first and second nodes of the band gap voltage generator core and configured to deliver, on the output node, a control signal having:
a first state when an increasing power supply voltage is below a first threshold;
a second state when the increasing power supply voltage becomes greater than or equal to the first threshold, the first threshold being greater than a band gap voltage; and
the first state when a decreasing power supply voltage falls below the first threshold; and
a voltage power supply module configured to supply the band gap voltage generator core at an intermediate node with a voltage derived from the power supply voltage, wherein the voltage power supply module includes a resistive module coupled between the power supply node and the intermediate node.

US Pat. No. 10,560,088

TOTEM-POLE CIRCUIT DRIVER

FUJI ELECTRIC CO., LTD., ...

1. A totem-pole circuit driver for driving a totem-pole circuit including a high-side power device and a low-side power device which are cascade-connected, the totem-pole circuit driver comprising:a high-side drive circuit which drives the high-side power device;
a low-side drive circuit which drives the low-side power device;
a pulse generation circuit which receives a high-side input logic signal that has a first edge and a second edge, and generates a set signal for turning on the high-side power device and a reset signal for turning off the high-side power device, based respectively on the first edge and the second edge;
a level shift circuit which transmits the set signal and the reset signal to the high-side drive circuit;
a high-side potential detection circuit which detects a high-side reference potential;
a high-side potential determination circuit which
compares a value of the high-side reference potential detected by the high-side potential detection circuit with a reference voltage, and
outputs an event signal upon detecting that the value of the high-side reference potential exceeds the reference voltage; and
an on-pulse stop circuit which receives a low-side input logic signal, and validates or invalidates the low-side input logic signal based on the high-side input logic signal and the event signal, wherein
when the high-side input logic signal is at a low level, by which the high-side power device is turned off, and upon receiving the event signal,
the pulse generation circuit regenerates the reset signal, and
the on-pulse stop circuit invalidates the low-side input logic signal and outputs a signal at a low level, by which the low-side power device is turned off.

US Pat. No. 10,560,087

PASSIVE LEAKAGE MANAGEMENT CIRCUIT FOR A SWITCH LEAKAGE CURRENT

GE Aviation Systems Limit...

1. A passive leakage management circuit for a switch leakage current comprising:a switch that includes an input electrically coupled with a source of alternating current (AC) and an output electrically coupled with an electrical load, and is operable in a first operating mode, wherein the output supplies an AC output current provided to the input and having a first AC voltage, and in a second operating mode, wherein the output supplies an AC leakage current from the input and having a second AC voltage lower than the first AC voltage;
a rectifying module electrically coupled with the switch output and that rectifies the AC output current to a direct current (DC) output current during the first operating mode and the second operating mode;
a first current path that receives the DC output current and includes a first transistor that conducts current along the first current path based on the switch output; and
a leakage current path that receives the DC output current and includes a second transistor that conducts current along the leakage current path based on the first transistor not conducting current;
wherein at least one of the first current path or leakage current path conducts current based on the switch output, without an additional power source beyond the switch output, and independent of the first or second operating mode of the switch, and wherein only one of the first current path or leakage current path conducts current when the switch is coupled with the source of alternating current.

US Pat. No. 10,560,086

FAULT AND SHORT-CIRCUIT PROTECTED OUTPUT DRIVER

Infineon Technologies Ame...

1. A method of driving a half-bridge, the method comprising:establishing a dead-zone, establishing the dead-zone comprising
applying a strong high-side turn-off current to a gate of a high-side transistor of the half-bridge during a first portion of a dead-zone time period,
applying a strong low-side turn-off current to a gate of a low-side transistor of the half-bridge during the first portion of the dead-zone time period,
applying a weak high-side turn-off current to the gate of the high-side transistor during a second portion of the dead-zone time period after the first portion of the dead-zone time period, and
applying a weak low-side turn-off current to the gate of the low-side transistor during the second portion of the dead-zone time period.

US Pat. No. 10,560,085

APPARATUSES FOR REDUCING OFF STATE LEAKAGE CURRENTS

Micron Technology, Inc., ...

1. An apparatus comprising:a switch including first through fourth transistors,
the first and second transistors configured to be in an off state when the switch is in the off state based on the first transistor controlled by a first reference voltage and the second transistor controlled by a second reference voltage,
the third and fourth transistors configured to be in a first conductive state when the switch is in the off state based on the third and fourth transistors controlled by a third reference voltage that is less than the first reference voltage and greater than the second reference voltage,
wherein the first reference voltage is coupled to a gate of the fourth transistor when the switch is in an on state, and
wherein the third reference voltage is coupled to the gate of the fourth transistor when the switch is in the off state.

US Pat. No. 10,560,084

LEVEL SHIFT CIRCUIT

Toshiba Memory Corporatio...

1. A level shift circuit comprising:a first PMOS transistor electrically connected at a gate to a first node to which a first signal having an amplitude to be a first power-supply potential is input, electrically connected to a second node at a source, and electrically connected at a drain to an output terminal from which a signal having an amplitude to be a second power-supply potential different from the first power-supply potential is output;
a first NMOS transistor electrically connected to the first node at a gate and is electrically connected to the output terminal at a drain;
a second PMOS transistor electrically connected to a third node at a gate, electrically connected to a node to be the second power-supply potential at a source, and electrically connected to the second node at a drain;
a third PMOS transistor electrically connected at a gate to a fourth node to which a second signal having an amplitude to be the first power-supply potential and being logical inversion of the first signal is input, electrically connected to a fifth node at a source, and electrically connected to the third node at a drain;
a second NMOS transistor electrically connected to the fourth node at a gate and electrically connected to the third node at a drain;
a fourth PMOS transistor electrically connected to the output terminal at a gate, electrically connected to the node to be the second power-supply potential at a source, and electrically connected to the fifth node at a drain; and
a potential adjusting circuit that is electrically connected to at least the second node, and
wherein the potential adjusting circuit is a charging circuit electrically connected to the second node,
the charging circuit includes a switch electrically inserted between the node to be the second power-supply potential and the second node,
the switch is maintained to be in an on state in a first time period from before a first timing at which the output terminal transitions from a first level to a second level to the first timing, and is maintained to be in an off state in a second time period following the first time period.

US Pat. No. 10,560,083

CONTROL DEVICE FOR POWER SUPPLY LINE

1. A control device to be arranged between two portions of an electrical power supply line, the device comprising:a bipolar transistor comprising a wide bandgap semiconductor material and having its emitter connected to one portion of the power supply line, its collector connected to another portion of the power supply line; and
a control circuit connected to the base of said transistor and configured to operate in an open loop without feedback.

US Pat. No. 10,560,082

PULSE WIDTH MODULATION CIRCUIT, CORRESPONDING DEVICE AND METHOD

STMicroelectronics S.r.l....

1. A circuit comprising:a first circuit block configured to receive a square wave input signal having rising and falling edges and to produce a triangular wave signal from the square wave input signal;
a second circuit block configured to receive a modulating signal and to produce a pulse width modulated signal by comparing the modulating signal with a carrier signal;
a switching circuit block coupled between the first circuit block and the second circuit block, wherein the switching circuit block comprises reference inputs configured to receive reference signals having upper and lower reference values, wherein the switching circuit block is selectively switchable between:
a carrier transfer setting in which the switching circuit block couples the first circuit block to the second circuit block to transfer the triangular wave signal as the carrier signal, and
a carrier forcing setting in which the switching circuit block applies to the second circuit block the reference signals by forcing the carrier signal to respective upper and lower reference values; and
a clock circuit block sensitive to the rising and falling edges of the square wave input signal, the clock circuit block configured to drive the switching circuit block to switch between the carrier transfer setting and the carrier forcing setting at the rising and falling edges of the square wave input signal.

US Pat. No. 10,560,081

METHOD, APPARATUS, SYSTEM FOR CENTERING IN A HIGH PERFORMANCE INTERCONNECT

Intel Corporation, Santa...

1. An interconnect apparatus, comprising:a clock signal generator to generate a clock signal;
a reference voltage shifter to:
shift a reference voltage of the clock signal by a first test voltage at an operational speed of the interconnect; and
shift the reference voltage by a second test voltage;
an error rate detector to:
measure an error rate of the first test voltage;
compare the error rate of the first test voltage to an error rate of the second test voltage; and
select an optimal test voltage; and
an operational voltage selector to select an operational reference voltage of the clock signal based at least in part on the optimal test voltage.

US Pat. No. 10,560,080

DUTY CYCLE CORRECTION

NXP B.V., Eindhoven (NL)...

1. A duty cycle correction circuit, comprising:an input stage to reduce rise time or fall time of an input signal;
an output stage amplifier to amplify an output signal from the input stage to a preselected voltage swing and a target common voltage, wherein an input of the output stage is coupled to a fix voltage reference; and
a feedback component including a feedback amplifier and a low pass filter to filter noise and to correct duty cycle of the signal from an output of the output stage amplifier.

US Pat. No. 10,560,079

CAPACITOR RATIO IDENTIFICATION

TEXAS INSTRUMENTS INCORPO...

1. A system comprising:an oscillator comprising a first switch, a current source, a capacitor, and a comparator, the capacitor and the comparator coupled at a node;
one or more delay buffers coupled to the comparator;
a first inverter coupled to the one or more delay buffers;
a first buffer coupled to the one or more delay buffers;
a first coupling capacitor coupled to the first inverter and the first buffer via second and third switches, respectively;
a second inverter coupled to the one or more delay buffers;
a second buffer coupled to the one or more delay buffers; and
a second coupling capacitor coupled to the second inverter and the second buffer via fourth and fifth switches, respectively,
wherein the first and second coupling capacitors are coupled to the oscillator.

US Pat. No. 10,560,078

ELECTRONIC DEVICE

SK hynix Inc., Gyeonggi-...

1. An electronic device comprising:a ramp signal generation block configured to generate a ramp signal on a basis of a ramp code signal;
a slope adjustment block configured to adjust a slope of the ramp signal so that the ramp signal has a second slope decreased by the first level from a first slope corresponding to an analog gain, on a basis of a gain code signal, the second slope corresponding to decreasing the first slope by the first level;
a first slope correction block configured to basically increase the slope of the ramp signal by the first level and optionally decrease the slope of the ramp signal in a range corresponding to the first level, on a basis of a first correction code signal; and
a second slope correction block configured to optionally increase the slope of the ramp signal by a second level on a basis of a second correction code signal,
wherein the second slope correction block includes at least one second resistor part electrically coupled in parallel to an output terminal of the ramp signal, and
the second resistor part reflects a second resistance value corresponding to the second level in the output terminal on the basis of the second correction code signal.

US Pat. No. 10,560,077

CR OSCILLATOR

TOSHIBA MEMORY CORPORATIO...

1. A CR oscillator comprising:a first logic inversion unit including odd-number stages of logic inversion elements connected in series;
a second logic inversion unit including odd-number stages of logic inversion elements connected in series, the second logic inversion unit being connected to a latter stage of the first logic inversion unit; and
two or more resistors and a capacitor connected in series between an output node of the first logic inversion unit and an output node of the second logic inversion unit,
wherein an electric potential in accordance with an electric potential of an intermediate node between the two or more resistors is supplied to an input node of the first logic inversion unit,
wherein the two or more resistors comprise a first resistor and a second resistor connected in series between the output node of the first logic inversion unit and one terminal of the capacitor,
the electric potential of the intermediate node is an electric potential of a connection node of the first resistor and the second resistor,
a ratio of a resistance value of the first resistor and a resistance value of the second resistor is set so that an electric potential of the input node of the first logic inversion unit is equal to or lower than a power-supply electric potential of the first logic inversion unit but equal to or higher than a ground electric potential of the first logic inversion unit, and
the ratio is set so that expressions (1) and (2) are established, wherein the ratio is X, the power-supply electric potential of the first logic inversion unit and the second logic inversion unit is V, and a threshold voltage of the first logic inversion unit is Vth:

US Pat. No. 10,560,076

FREQUENCY GENERATION IN A QUANTUM CONTROLLER

Quantum Machines, (IL)

1. A system comprising:a quantum controller comprising quantum control pulse generation circuitry, phase parameter generation circuitry, time-tracking circuitry, and signal generation circuitry, wherein:
the quantum control pulse generation circuitry is operable to generate a sequence of two quantum control pulses;
the phase parameter generation circuitry is operable to determine, based on an output of the time-tracking circuitry, a value of a phase parameter that corresponds to a phase of an oscillating signal relative to a reference time;
the signal generation circuitry is operable to:
at the reference time, begin generation of the oscillating signal at a first frequency for modulation of a first of the two quantum control pulses;
at a second time after the reference time, change the oscillating signal to a second frequency for modulation of the second quantum control pulse, wherein the phase of the oscillating signal at the second time is determined by the value of the phase parameter such that the phase of the oscillating signal is as it would have been if the oscillating signal had been oscillating at the second frequency continuously since the reference time.

US Pat. No. 10,560,075

FPGA CONFIGURED VECTOR NETWORK ANALYZER FOR MEASURING THE Z PARAMETER AND S PARAMETER MODELS OF THE POWER DISTRIBUTION NETWORK IN FPGA SYSTEMS

1. A method for measuring the phase of periodic variations of the voltage of a power supply domain of a programmable logic device containing configurable blocks powered from the power supply domain, comprising:configuring the programmable logic device to implement a current load generator that consumes a periodic varying electric current from a power supply domain the said periodic varying electric current having an activate feature and a frequency programming feature;
configuring the programmable logic device to implement a ring oscillator containing configurable blocks powered from said power supply domain;
configuring the programmable logic device to implement a phase and phase modulation measurement function for said ring oscillator;
programming a frequency value of said periodic varying electric current, activating said periodic varying electric current, measuring the phase and phase modulation of said ring oscillator, calculating the phase of the voltage variation of the power supply domain by computations including the measured phase and phase modulation of said ring oscillator.

US Pat. No. 10,560,074

SWITCHED CAPACITOR CIRCUIT AND METHOD THEREOF

REALTEK SEMICONDUCTOR COR...

1. A circuit comprising:a first capacitor configured to provide AC (alternate current) coupling between a first terminal and a first internal node;
a second capacitor configured to provide AC coupling between a second terminal and a second internal node;
a third capacitor configured to provide AC coupling between the first terminal and a third internal node;
a fourth capacitor configured to provide AC coupling between the second terminal and a fourth internal node;
a first resistor configured to provide DC (direct current) coupling between a first bias node and the first internal node;
a second resistor configured to provide DC coupling between the first bias node and the second internal node;
a third resistor configured to provide DC coupling between a second bias node and the third internal node;
a fourth resistor configured to provide DC coupling between the second bias node and the fourth internal node;
a switch of a first type configured to provide DC coupling between the first internal node and the second internal node in accordance with a first control signal;
a switch of a second type configured to provide DC coupling between the third internal node and the fourth internal node in accordance with a second control signal that is an inversion of the first control signal;
a first transmission gate configured to provide DC coupling between the first internal node and the third internal node in accordance with a third control signal and a fourth control signal that is an inversion of the third control signal; and
a second transmission gate configured to provide DC coupling between the second internal node and the fourth internal node in accordance with the third control signal and the fourth control signal.

US Pat. No. 10,560,073

METHOD FOR THE NON-LINEAR ESTIMATION OF A MIXTURE OF SIGNALS

THALES, Courbevoie (FR)

1. A method for the non-linear estimation of wireless signals from several sources, the time/frequency representation of which shows an unknown non-zero proportion of zero components, comprising:using a listening system comprising an antenna array having P>2 antennas to receive a signal at each of the antennas that results from no more than two mixed signals from separate sources for which the directional vectors U and V of the sources emitting the no more than two mixed signals are known or estimated;
transmitting the signal received at each of the antennas to a computing unit that is communicatively coupled to the antennas;
calculating, by the computing unit, successive discrete Fourier transforms of the signals received by the antennas and sampled to obtain a time-frequency P-vector grid of the signals received by the antennas, each element of the time-frequency P-vector grid providing a time-frequency representation of the signals received by the antennas for a respective time interval and a respective frequency interval and being referred to as a box and containing a complex vector X forming a measurement; and
for each box, calculating, from said box, by the computing unit, an estimation of a dual-source signal S=(s, c)T, s being a time-frequency representation of the signals received by the antennas and associated with a first source and c being a time-frequency representation of the signals received by the antennas and associated with a second source and (.)T being the transpose of (.) , ?=(?,?)T based upon an approximation of a conditional expectation estimator of the signals s and c such that the estimation utilizes, as an a priori information, knowledge that the signals s and c have a non-zero proportion of components equal to zero estimate values of non-zero components of s and c, a probability density of S being modeled as a mixture of centered Gaussians weighted by coefficients q1, q2, q3, q4 representing probabilities of four respective situations in each box which are: (1) presence of the first and second sources, (2) presence of the first source and absence of the second source, (3) absence of the first source and presence of the second source, and (4) absence of the first and second sources, this approximation being:

wherein (.)* is the conjugated transpose of the matrix (.),

wherein detQ1 det?1, detQ2 det?2, detQ3 det?3, and detQ4 det?4 are respectively equal to: (1?|U*V|2)?1 ?4/?12?22, ?2/?12, ?2/?22, and 1;
wherein 2?12, 2?22 are respectively power of the signal s associated with the first source and power of the signal c associated with the second source;
wherein 2?2 is power of noise presumed Gaussian, spatially, frequentially, and temporally white; andwherein M=(U V).

US Pat. No. 10,560,072

NON-FOSTER ACTIVE ANTENNA

The Boeing Company, Chic...

1. An antenna system comprising:an electrically-small antenna having an antenna feed, wherein the electrically-small antenna is configured to receive a signal;
a non-foster circuit having a negative capacitance coupled to the antenna feed in a shunt position, wherein the non-foster circuit is configured to:
resonate the electrically-small antenna, and
provide a voltage increase to the received signal; and
a buffer circuit configured to provide an impedance conversion of the voltage-increased received signal between the antenna feed and an output of the buffer circuit, wherein the buffer circuit comprises a field-effect transistor.

US Pat. No. 10,560,071

RADIO FREQUENCY SIGNAL ATTENUATOR AND METHOD OF OPERATION THEREOF

STMICROELECTRONICS SA, M...

1. An attenuator, comprising:a plurality of capacitors including a plurality of circuits coupled in series, wherein a respective circuit comprises:
a first capacitor connected between an input node of the respective circuit and an output node of the respective circuit, and
a second capacitor connected between the output node of the respective circuit and a reference node, wherein the output node of the respective circuit, other than a last circuit of the plurality of circuits, is connected to the input node of a successive circuit, and
a third capacitor directly connected between the output node of the last circuit and the reference node; and
a plurality of selectors, wherein the respective circuit is associated with a respective selector, wherein the respective selector is coupled between the output node of the respective circuit and an output node of the attenuator, wherein attenuation values of the attenuator depend only on the capacitance values of the plurality of capacitors.

US Pat. No. 10,560,070

FILTER CIRCUIT WITH PROGRAMMABLE GAIN AND FREQUENCY RESPONSE

Huawei Technologies Co., ...

1. A filter circuit for filtering an input signal, wherein the filter circuit comprises:a filter configured to receive the input signal, wherein the filter comprises:
a first current extraction circuit comprising a first current extraction transistor comprising a first base, wherein the first current extraction circuit is configured to extract a first output current signal from the input signal; and
a second current extraction circuit comprising a second current extraction transistor and a resistive element, wherein the second current extraction transistor comprises a second base and an emitter, wherein the first base is coupled to the second base, and wherein the emitter is coupled to the resistive element; and
a current mode programmable gain amplifier coupled to the filter and configured to:
receive the first output current signal;
amplify the first output current signal to obtain an amplified current signal; and
derive an output signal from the amplified current signal.

US Pat. No. 10,560,069

ELASTIC WAVE APPARATUS

MURATA MANUFACTURING CO.,...

1. An elastic wave apparatus comprising:a multilayer substrate including a plurality of wiring layers;
a plurality of filter devices disposed on the multilayer substrate and connected to a common node;
an antenna terminal to be connected to an antenna and to the common node;
a first inductor connected to the antenna terminal; and
a second inductor connected between one of the plurality of filter devices and the common node; wherein
the first inductor is disposed on at least one of the plurality of wiring layers;
the second inductor is disposed on a wiring layer which is different from the at least one of the plurality of wiring layers on which the first inductor is disposed; and
the first and second inductors overlap each other at least partially as viewed from above.

US Pat. No. 10,560,068

MULTIPLEXER

TAIYO YUDEN CO., LTD., T...

1. A multiplexer comprising:a first substrate having a first surface;
a second substrate having a second surface facing the first surface across an air gap;
a first filter including a plurality of first resonators, the plurality of first resonators being located on the first surface and connected between a common terminal and a first terminal;
a second filter including a plurality of second resonators, the plurality of second resonators being located on the second surface and connected between the common terminal and a second terminal, at least a part of a first resonator connected in series between the common terminal and the first terminal and closest to the common terminal among the plurality of first resonators overlapping in plan view with at least a part of a second resonator connected in series between the common terminal and the second terminal and closest to the common terminal among the plurality of second resonators, at least one of first resonators other than the first resonator closest to the common terminal of the plurality of first resonators not overlapping with the plurality of second resonators in plan view, at least one of second resonators other than the second resonator closest to the common terminal of the plurality of second resonators not overlapping with the plurality of first resonators in plan view.

US Pat. No. 10,560,067

BROADBAND PROBES FOR IMPEDANCE TUNERS

Maury Microwave, Inc., O...

12. A slab line impedance tuner system operable over a frequency bandwidth, the tuner system comprising:a slab line transmission including opposed slab conductor planes and a center conductor disposed between the slab conductor planes;
a probe;
a probe carriage carrying the probe;
a carriage drive system for moving the probe carriage in a longitudinal direction parallel to the center conductor;
a probe drive system for moving the probe in a transverse direction relative to the center conductor to position the probe closer to or further away from the center conductor; and
wherein the probe includes:
a tapered conductive probe section having a nominal length dimension along the longitudinal direction, wherein the tapered probe has a cross-sectional profile defining a trough configured to straddle the center conductor as the probe is moved transversely toward the center conductor;
wherein the probe section is supported for movement along the center conductor and in a direction transverse to the center conductor; and
wherein the nominal length dimension is sufficient to provide a desired characteristic impedance transformation for the frequency bandwidth, wherein the characteristic impedance of the tuner system is transformed continuously by the probe to intermediate impedance values to reach a target impedance value.

US Pat. No. 10,560,066

ELECTRONIC COMPONENT

Murata Manufacturing Co.,...

1. An electronic component comprising:a laminated body made up of a plurality of laminated insulator layers and having an upper surface and a bottom surface, the laminated body having a plurality of recesses formed on the bottom surface thereof;
a plurality of inner conductors disposed in the laminated body; and
a plurality of terminal electrodes electrically connected to the plurality of inner conductors and exposed from the laminated body, the plurality of terminal electrodes including first conductive parts formed on wall surfaces of the plurality of recesses, wherein
the plurality of recesses include a recess formed at a center of the bottom surface of the laminated body.

US Pat. No. 10,560,065

PIEZOELECTRIC RESONATOR MANUFACTURING METHOD AND PIEZOELECTRIC RESONATOR

MURATA MANUFACTURING CO.,...

1. A piezoelectric resonator comprising:a piezoelectric thin film;
a support substrate located at a back surface side of the piezoelectric thin film;
an adhesive layer located at a surface side of the support substrate that faces the back surface side of the piezoelectric thin film; and
a support layer that fixes the piezoelectric thin film to the support substrate so as to provide a space between the piezoelectric thin film and the support substrate; wherein
a corner portion of the support layer at a side of the support substrate, which is exposed to the space, includes a recess defined by a cut in the corner portion;
the support substrate includes an adhered portion at which the support layer and the support substrate are adhered to one another, and a non-adhered portion at which the support layer and the support substrate are not adhered to one another; and
a thickness of a portion of the adhesive layer located at the adhered portion is thinner than a thickness of another portion of the adhesive layer located at the non-adhered portion.

US Pat. No. 10,560,064

DIFFERENTIAL AMPLIFIER INCLUDING CANCELLATION CAPACITORS

TEXAS INSTRUMENTS INCORPO...

1. An operational amplifier input stage comprising:a differential amplifier comprising:
a pair of driver metal oxide semiconductor field effect transistors (MOSFETs);
a first current source including a first pair of bipolar junction transistors (BJTs);
a parasitic capacitor coupled to a voltage source and to a common emitter node, the common emitter node coupled to emitters of the BJTs in the second pair of BJTs; and
a translinear loop coupled to the first current source and including a second pair of BJTs, a first diode coupled to the second pair of BJTs, a first resistor coupled to the first diode, a second diode coupled to the first resistor, a third pair of BJTs coupled to the second diode, a third diode coupled to the third pair of BJTs, a second resistor coupled to the third diode, and a fourth diode coupled to the second resistor;
a transconductance linearization circuit, comprising:
a second current source comprising a fourth pair of BJTs, the fourth pair of BJTs in a cascoded configuration;
at least one translinear loop coupled to the second current source and comprising a plurality of BJTs; and
a BJT positioned between the at least one translinear loop and the first current source, a base of the BJT coupled to bases of the BJTs in the first pair of BJTs; and
a cancellation capacitor coupled to the second current source and to the common emitter node.

US Pat. No. 10,560,063

HIGH EFFICIENCY S-BAND AMPLIFIER

United States of America ...

1. A method of constructing an amplifier circuit, comprising:simulating an output of an amplifier device of the amplifier circuit over a range of impedances to yield a simulated maximum power and a simulated maximum power added efficiency at a particular frequency;
fabricating a plurality of output matching networks and input matching networks with impedances above and below the impedances that yield the simulated maximum power and simulated maximum power added efficiency;
empirically determining physical dimensions of an optimized output matching network and an optimized input matching network that result in actual impedances that provide an actual maximum power and maximum power added efficiency at the particular frequency;
coupling the optimized output matching network to an output of the amplifier device and coupling the optimized input matching network between an output of a driver circuit and an input of the amplifier device; and further comprising using a load pull to simulate the output of the amplifier device over the range of impedances to yield the simulated maximum power and the simulated maximum power added efficiency.

US Pat. No. 10,560,062

PROGRAMMABLE BIASING FOR PIN DIODE DRIVERS

MACOM Technology Solution...

1. A driver circuit comprising:a substrate on which the driver circuit is assembled;
a supply voltage contact configured to receive electrical power from a power source;
a boost converter connected to the supply voltage contact and configured to convert a first voltage received from the power source to a second voltage that is greater than the first voltage and to a third voltage that is less than the first voltage;
a low-dropout regulator configured to convert the second voltage to a fourth voltage; and
a programmable register configured to receive a digital signal and output a first control signal responsive to the received digital signal that alters at least the fourth voltage within a positive voltage range that is greater than zero volts.

US Pat. No. 10,560,061

LOW CAPACITANCE SWITCH FOR PROGRAMMABLE GAIN AMPLIFIER OR PROGRAMABLE GAIN INSTRUMENTATION AMPLIFIER

Analog Devices, Inc., No...

1. An analog switch circuit, comprising:a first pass FET, including a gate coupled to a first control signal input, a first conduction terminal coupled to a signal input, a second conduction terminal coupled to a signal output, and a first body, wherein a local first semiconductor region is insulated by an underlying insulator and from the first body by a lateral insulator so as to be capable of being switchably driven independently from the first body.

US Pat. No. 10,560,060

LINEAR CMOS PA WITH LOW QUIESCENT CURRENT AND BOOSTED MAXIMUM LINEAR OUTPUT POWER

Qorvo US, Inc., Greensbo...

1. A power amplifier (PA) system comprising:a transmit path configured to amplify an input radio frequency (RF) signal, the transmit path comprising:
a first tank circuit; and
a PA stage; and
control circuitry configured to:
detect a power level associated with the input RF signal;
control a quality factor (Q) of the first tank circuit based on a first function of the power level; and
control a first bias signal provided to the PA stage based on a third function of the power level;
wherein the first function and the third function of the power level are polynomial functions.

US Pat. No. 10,560,059

POWER AMPLIFIER MODULE

MURATA MANUFACTURING CO.,...

1. A power amplifier module comprising:an amplifier that amplifies an input signal and outputs an amplified signal from an output terminal;
a matching circuit disposed between the output terminal of the amplifier and a subsequent circuit;
a choke inductor, wherein a power supply voltage is applied to a first end of the choke inductor; and
a first attenuation circuit disposed between the output terminal of the amplifier and a second end of the choke inductor, the first attenuation circuit attenuating a second harmonic of the amplified signal, wherein:
the first attenuation circuit includes:
a first inductor, wherein a first end of the first inductor is connected to the output terminal of the amplifier and a second end of the first inductor is connected to the second end of the choke inductor, and
a first capacitor, wherein a first end of the first capacitor is connected to the second end of the first inductor and a second end of the first capacitor is grounded,
the matching circuit includes:
a second attenuation circuit that attenuates frequencies greater than a fundamental frequency of the amplified signal; and
a filter, and
the second attenuation circuit is a low pass filter,
the first attenuation circuit and the second attenuation circuit are not included as part of a chip of the amplifier.

US Pat. No. 10,560,058

METHOD OF EQUALIZING CURRENTS IN TRANSISTORS AND FLOATING CURRENT SOURCE

1. A current equalizing circuit comprising:a first supply voltage (VDD) and a second supply voltage (VSS);
a first P-channel Metal Oxide Silicon Field Effect Transistor (PMOSFET) having a first PMOSFET gate terminal coupled with a first node, a first PMOSFET source terminal coupled with VDD, and a first PMOSFET drain terminal coupled with a third node;
a second PMOSFET having a second PMOSFET gate terminal coupled with a fifth node, a second PMOSFET source terminal coupled with the third node, and a second PMOSFET drain terminal coupled with a fourth node;
a first N-channel Metal Oxide Silicon Field Effect Transistor (NMOSFET) having a first NMOSFET gate terminal coupled with a second node, a first NMOSFET source terminal coupled with VSS, and a first NMOSFET drain terminal coupled with the fourth node;
a second NMOSFET having a second NMOSFET gate terminal coupled with a sixth node, a second NMOSFET source terminal coupled with the fourth node, and a second NMOSFET drain terminal coupled with the third node;
a first regulating circuit comprising a first regulating circuit input port, and a first regulating circuit output port;
a second regulating circuit comprising a second regulating circuit input port, and a second regulating circuit output port;
wherein the first regulating circuit input port communicates with the third node, and wherein the first regulating circuit output port communicates with the first node and the fifth node; and
wherein the second regulating circuit input port communicates with the fourth node, and where in the second regulating circuit output port communicates with the second node and the sixth node.

US Pat. No. 10,560,057

MEASURING MEDIA ATTENTION OVER TIME BASED ON LONG TERM HETEROGENEOUS ARCHIVE DATA

Google LLC, Mountain Vie...

1. A computer-implemented method, comprising:receiving an indication that a user is interested in a subject matter based on an interaction by the user with a social network;
identifying instances of the subject matter in archived data stored at a repository;
determining one or more durations of time that the instances of the subject matter satisfy a newsworthy criterion;
determining an estimated duration of time that the subject matter will be of interest to the user based on one or more of the determined durations of time for which the instances of the subject matter satisfied the newsworthy criterion; and
providing subject matter-related content for consumption by the user based on the estimated duration of time, wherein the subject matter-related content comprises a social posting provided to a social stream of the social network.

US Pat. No. 10,560,056

SEMICONDUCTOR DEVICE

Semiconductor Energy Labo...

1. A semiconductor device comprising:a differential circuit;
a bias circuit configured to supply a bias current to the differential circuit;
a reference voltage generation circuit configured to output a reference voltage to the bias circuit;
a switch configured to control supply of a power supply voltage to the reference voltage generation circuit; and
a holding circuit configured to hold the reference voltage,
wherein the holding circuit comprises a first transistor and a capacitor,
wherein the bias circuit comprises a second transistor,
wherein the first transistor comprises an oxide semiconductor film comprising a channel formation region,
wherein one of a source and a drain of the first transistor is electrically connected to the reference voltage generation circuit,
wherein the other of the source and the drain of the first transistor is electrically connected to the bias circuit,
wherein the capacitor is electrically connected to the other of the source and the drain of the first transistor,
wherein the first transistor is configured to be turned off while the differential circuit operates and a current flows in the second transistor, and
wherein the switch is configured to stop the supply of the power supply voltage to the reference voltage generation circuit while the differential circuit operates and the current flows in the second transistor.

US Pat. No. 10,560,055

VOLTAGE MODE POWER COMBINER FOR RADIO FREQUENCY LINEAR POWER AMPLIFIER

Skyworks Solutions, Inc.,...

1. A radio frequency power combining amplifier circuit with a circuit input and a circuit output, comprising:a first amplifier connected to the circuit input and to a first bias input;
a first output matching network connected to an output of the first amplifier and to the circuit output, the first output matching network and the first amplifier being optimized for small signal linearity;
a second amplifier connected to the circuit input and to a second bias input, the first and second bias inputs being set such that, when a voltage of an input signal to the circuit input is at a first level, the first amplifier is on and the second amplifier is off and, when a voltage of the input signal is at a second level, the first amplifier is saturated and the second amplifier is on; and
a second output matching network connected to an output of the second amplifier and to the circuit output, the second output matching network and the second amplifier being optimized for maximum linear output power.

US Pat. No. 10,560,054

CIRCUIT SYSTEM

HUAWEI TECHNOLOGIES CO., ...

1. A circuit system, comprising an operational amplification circuit, whereinthe operational amplification circuit comprises:
N stages of operational amplification units that are cascaded, N being greater than or equal to 2, wherein each of the N stages comprises an input terminal and an output terminal and the N stages include a 1st stage, an Nth stage, and an ith stage, wherein
an input terminal of the 1st stage is an input terminal of the operational amplification circuit and is configured to receive an initial input signal,
an output terminal of the Nth stage is an output terminal of the operational amplification circuit, and
the output terminal of the ith stage is connected to the input terminal of the (i+1)th stage, so as to provide an input signal for the (i+1)th stage, wherein i is 1, 2, . . . , or N?1; and
a feedback channel from the output terminal of the Nth stage to the input terminal of each of the N stages of operational amplification units exists, wherein the feedback channel is configured to facilitate a transmission of an output signal of the Nth stage of operational amplification unit to the input terminal of each of the N stages; and, wherein
the operational amplification circuit is a dual-input and single-output operational amplification circuit for receiving a differential signal and driving a single-terminal load circuit;
the Nth stage comprises an operational amplifier, and
the Nth stage further comprises a phase inverter disposed on the feedback channel, the phase inverter and the operational amplifier in the Nth stage of operational amplification unit constituting a pseudo-differential structure.

US Pat. No. 10,560,053

DIGITAL FRACTIONAL FREQUENCY DIVIDER

Qorvo US, Inc., Greensbo...

1. Frequency synthesizer circuitry comprising:multi-phase clock generator circuitry configured to:
receive an input clock signal; and
generate a plurality of multi-phase clock signals based on the input clock signal such that a frequency of each one of the plurality of multi-phase clock signals is equal to a frequency of the input clock signal, a duty cycle of each one of the plurality of multi-phase clock signals is equal to a duty cycle of the input clock signal, and each one of the plurality of multi-phase clock signals has a different phase shift with respect to the input clock signal;
frequency divider circuitry coupled to the multi-phase clock generator circuitry and configured to:
receive the input clock signal; and
generate a reference signal based on the input clock signal such that a frequency of the reference signal is lower than the frequency of the input clock signal and a duty cycle of the reference signal is different from the duty cycle of the input clock signal;
signal retiming circuitry coupled to the multi-phase clock generator circuitry and the frequency divider circuitry and configured to:
receive the reference signal and the plurality of multi-phase clock signals; and
generate a plurality of retiming signals, each based on the reference signal and a different one of the plurality of multi-phase clock signals such that a frequency of each one of the plurality of retiming signals is equal to the frequency of the reference signal, a duty cycle of each one of the plurality of retiming signals is equal to the duty cycle of the reference signal, and a phase of each one of the plurality of retiming signals is shifted with respect to the reference signal by an amount determined by the one of the plurality of multi-phase clock signals used to generate the retiming signal; and
signal combining circuitry configured to combine two retiming signals of the plurality of retiming signals to generate an output clock signal such that a frequency of the output clock signal is equal to the frequency of the reference signal and a duty cycle of the output clock signal is equal to the duty cycle of the input clock signal.

US Pat. No. 10,560,052

PHOTOVOLTAIC MODULE CAPABLE OF OUTPUTTING AC VOLTAGE WITHOUT CONVERTING LEVEL OF DC VOLTAGE

LG ELECTRONICS INC., Seo...

1. A photovoltaic module, comprising:a solar cell module including a plurality of solar cells;
a capacitor unit to receive a direct current (DC) voltage from the solar cell module and to store the DC voltage output from the solar cell module;
an inverter unit to convert the DC voltage stored in the capacitor unit into an alternating current (AC) voltage without converting a level of the DC voltage received from the solar cell module;
a controller to control the inverter unit;
an input current detector to detect an input current flowing into the capacitor unit; and
an input voltage detector to detect an input voltage of both terminals of the capacitor unit,
wherein the solar cell module outputs the DC voltage having a level higher than a peak value of a grid voltage,
wherein the controller calculates a maximum power for the solar cell module and controls the inverter unit to output the AC voltage using a DC voltage corresponding to the maximum power, and
wherein the plurality of solar cells include multi-cutting cells, respectively.

US Pat. No. 10,560,051

PHOTOVOLTAIC APPARATUS

Sumitomo Electric Industr...

1. A photovoltaic apparatus configured to cause a photovoltaic panel to perform operation of tracking the sun, the photovoltaic apparatus comprising:a position changeable part configured to change a position of the photovoltaic panel so as to cause the photovoltaic panel to perform the tracking operation; and
a function part, which has a housing accommodating electronic components therein, located in an area of a back surface side opposite to a light receiving surface of the photovoltaic panel where sunlight is blocked, the function part being supported by an arm extending away from the back surface side whereby a relative positional relation between the function part and the photovoltaic panel is fixed via the arm, wherein the arm includes an arm part which is hollow, wherein
with respect to a direction perpendicular to the light receiving surface, a moment of the photovoltaic panel by gravity centering on the position changeable part and a moment of the function part by gravity centering on the position changeable part are configured to act in reverse directions to each other, and
a wire passing through a hollow portion of the arm part, the wire connecting the position changeable part and the function part with each other, connecting the function part and the photovoltaic panel with each other, or connecting the photovoltaic panel and the position changeable part with each other.

US Pat. No. 10,560,050

INNOVATIVE ENERGY GENERATING PHOTOVOLTAIC AWNING

EvoluSun, Inc., San Jose...

21. A photovoltaic awning comprising:a plurality of photovoltaic panels, each photovoltaic panel coupled to adjacent photovoltaic panels and arranged between a first and a last photovoltaic panel;
a base of the awning, providing support to permit mounting of the awning from the base at a single end, coupled to the first photovoltaic panel;
a lead arm of the awning coupled to the last photovoltaic panel;
a rotating drum, comprising at least one wire interconnected among the photovoltaic panels and an anchoring support mechanism anchored to the awning, so as to facilitate deploying the awning solely from the base, wherein as the lead arm moves away from and toward the base, the rotating drum simultaneously rotates to wind and unwind, respectively, the wire through the panels ensuring constant tension and allowing the photovoltaic panels to stay substantially in a specified plane.

US Pat. No. 10,560,049

SYSTEM AND METHOD FOR PACKAGING PHOTOVOLTAIC ROOF TILES

Tesla, Inc., Palo Alto, ...

1. A photovoltaic roof module, comprising:a plurality of photovoltaic roof tiles, wherein a respective photovoltaic roof tile comprises:
a glass front cover;
a back cover; and
a plurality of photovoltaic structures arranged into a cascaded string which is encapsulated between the glass front cover and the back cover by an encapsulant;
a plurality of tile spacers, wherein a respective tile spacer is electrically insulating and is positioned between a first photovoltaic roof tile and a second adjacent photovoltaic roof tile, and wherein the tile spacer is configured to substantially fill a space between the first and second photovoltaic roof tiles to prevent water leakage through the space;
wherein the cascaded string within the first photovoltaic roof tile and the cascaded string within the second photovoltaic roof tile are electrically coupled to each other in parallel via a metallic tab extending from the first photovoltaic roof tile across the tile spacer to the second photovoltaic roof tile;
wherein the metallic tab is coupled to a corresponding cascaded string via a strain-relief connector, which comprises an elongated member and a plurality of laterally extended wires; and
wherein the photovoltaic roof tile is configured to function as a roof tile when placed on a rooftop of a building, thereby protecting the building from weather elements.

US Pat. No. 10,560,048

PHOTOVOLTAIC ROOFING SYSTEMS WITH BOTTOM FLASHINGS

CertainTeed Corporation, ...

1. A photovoltaic roofing system disposed on a roof deck having a top end, a bottom end, a first lateral side and a second lateral side opposing the first lateral side, the photovoltaic roofing system comprising:a plurality of contiguously-disposed, discrete photovoltaic roofing elements, the photovoltaic roofing elements being photovoltaic roofing shingles, photovoltaic roofing tiles, photovoltaic roofing shakes or photovoltaic roofing slates, each of the photovoltaic roofing elements being disposed directly against the roof deck or directly against one or more sheets of membrane or underlayment disposed against the roof deck, the contiguously-disposed plurality of photovoltaic roofing elements defining a bottom edge, the contiguously-disposed photovoltaic roofing elements including one or more bottom end photovoltaic roofing elements disposed in a row at the bottom edge thereof, each of the bottom end photovoltaic roofing elements having a bottom end;
one or more bottom flashing elements disposed along the bottom edge of the contiguously-disposed plurality of photovoltaic roofing elements such that the one or more bottom flashing elements extend along the entire bottom edge of the contiguously-disposed plurality of photovoltaic roofing elements, each of the one or more bottom flashing elements having an upward-facing surface, a top end and a bottom end, and a first lateral end and a second lateral end, the top end of each of the one of more bottom flashing elements being substantially disposed under at least one of the bottom end photovoltaic roofing elements at the bottom end thereof such that each of the bottom end photovoltaic roofing elements is disposed on one or more of the bottom flashing elements, and such that the bottom end of each of the one or more bottom flashing elements protrudes beyond the bottom edge of the contiguously-disposed photovoltaic roofing elements, and such that the entire bottom edge of the contiguously-disposed photovoltaic roofing elements is disposed over the one or more bottom flashing elements, wherein each of the one or more bottom flashing elements comprises
a top end piece having a top end forming the top end of the bottom flashing element, the top end piece being affixed to the roof; and
a bottom end piece separate from the top end piece, the bottom end piece having a bottom end forming the bottom end of the bottom flashing element, the bottom end piece not being affixed to the roof or to the top end piece, the bottom end piece being removably interlocked with the top end piece so as to hold it in position relative to the top end piece, wherein the plurality of photovoltaic roofing elements do not extend to the bottom end piece of any of the bottom end flashing elements; and
a plurality of non-photovoltaic roofing elements disposed in a row extending along the entirety of the bottom end of the one or more bottom flashing elements, each non-photovoltaic roofing element having an exposure zone at a bottom end thereof and a headlap zone at a top end thereof, the headlap zone of each non-photovoltaic roofing element being disposed under one or more of the bottom end flashing elements at the bottom end thereof, such that each of the bottom flashing elements is disposed on the headlap zone of one or more of the non-photovoltaic roofing elements, and each of the non-photovoltaic roofing elements of the row is overlapped by one or more of the bottom end flashing elements, wherein the one or more non-photovoltaic roofing elements disposed along the bottom end of the one or more bottom flashing elements are affixed to the roof deck by one or more fasteners, the one or more fasteners being disposed under bottom end piece(s) of the one or more bottom end flashing elements.

US Pat. No. 10,560,047

METHOD AND APPARATUS FOR PREDICTING DEGRADATION IN POWER MODULES

1. A method for monitoring power module degradation in a vehicle, comprising:determining, using processing circuitry, a structure function of a power module, the structure function being representative of, a thermal capacitance and a thermal resistance of the power module;
determining, using the processing circuitry, a change in the structure function based on a comparison between the structure function and an initial structure function associated with the power module;
outputting a degradation determination result based on the change in the structure function; and
generating an alert when the degradation determination result exceeds a degradation criterion value.

US Pat. No. 10,560,046

MOTOR CONTROL DEVICE

JTEKT CORPORATION, Osaka...

1. A motor control device that controls an electric motor that has three-phase motor coils in two systems with a phase difference of 60 degrees, 180 degrees, or 300 degrees between the two systems via a first drive circuit that drives three-phase motor coils in a first system, which is one of the two systems, and a second drive circuit that drives three-phase motor coils in a second system, which is the other system, the first drive circuit and the second drive circuit each having sets of upper and lower switching elements for three phases, the motor control device comprising:a setting unit that sets a two-phase current command value corresponding to a target current value for a current that is to flow through the electric motor;
an actual current value computation unit that computes an actual two-phase current value that matches a current that flows through the electric motor;
a first PWM count computation unit that computes a first PWM count for each of three phases in the first system in each PWM cycle on the basis of the two-phase current command value and the actual two-phase current value; and
a second PWM count computation unit that computes a second PWM count for each of three phases in the second system in each PWM cycle in accordance with the phase difference on the basis of the first PWM count for each of the three phases in the first system, wherein
the upper and lower switching elements for each phase in one of the first system and the second system are controlled in accordance with a first pattern in which the upper and lower switching elements are varied in an order of an upper on state, a lower on state, and the upper on state from a time of start of PWM cycles, and the upper and lower switching elements for each phase in the other system are controlled in accordance with a second pattern in which the upper and lower switching elements are varied in an order of a lower on state, an upper on state, and the lower on state from a time of start of PWM cycles.

US Pat. No. 10,560,045

DRIVING DEVICE FOR MULTI-AXIS COMMON-MODE VOICE COIL MOTOR

INDUSTRIAL TECHNOLOGY RES...

1. A driving device for multi-axis common-mode voice coil motor, comprising:a control signal processing interface, configured to generate a plurality of control signals and a plurality of command signals; and
a plurality of drive-stage circuits, configured to receive the control signals and the command signals respectively, and each of the drive-stage circuits being connected to one end of one of coils of a voice coil motor and comprising a half-bridge switch circuit, wherein the drive-stage circuit controls the half-bridge switch circuit to generate a driving current to drive the coil according to the control signal;
wherein the drive-stage circuit implements a current feedback mechanism to compare a feedback signal of the driving current for driving the coil with the command signal to generate an adjustment signal and adjusts the driving current according to the adjustment signal, whereby the driving current tracks the command signal.

US Pat. No. 10,560,044

MOTOR CONTROL METHOD, MOTOR CONTROL SYSTEM, AND ELECTRIC POWER STEERING SYSTEM

NIDEC CORPORATION, Kyoto...

1. A motor control method comprising:acquiring a component BEMF? on an ?-axis and a component BEMF? on a ?-axis of counter electromotive force of a motor in an ??-fixed coordinate system;
performing time differentiation on the component BEMF? on the ?-axis and the component BEMF? on the ?-axis;
obtaining a difference value between a first multiplication value and a second multiplication value, the first multiplication value being obtained by multiplying the component BEMF? on the ?-axis by a differential value of the component BEMF? on the ?-axis, the second multiplication value being obtained by multiplying the component BEMF? on the ?-axis by a differential value of the component BEMF? on the ?-axis;
detecting a rotation direction of the rotor based on the difference value; and
controlling the motor based on a detection result of the rotation direction of the rotor.

US Pat. No. 10,560,043

FLOATING DEVICE GENERATOR

1. A floating power generator, comprising:a boat or vessel having at least one hull;
a frame connected to the boat or vessel and extending upwardly from the boat or vessel;
a paddle wheel supported by the frame at an elevated position of rotation above the at least one hull of the boat or vessel;
an electrical system for generating electrical power and providing a power source, the electrical system located on the boat or vessel, the electrical system comprising:
an electrical generator connected to and driven by the paddle wheel, the electrical generator being located on a side of the paddle wheel and support by the frame at the elevated position above the at least one hull of the boat or vessel;
a generator controller connected to the electrical generator to control the operation of the electrical generator;
a rotational speed sensor configured for detecting the rotational speed of the paddle wheel;
a water flow speed sensor configured for detecting a water flow speed relative to the floating power generator;
a power meter connected to the electrical generator, the power meter serving as a power output for the electrical system; and
a computer for receiving inputs from the rotational speed sensor, the water flow speed sensor, and the power meter, and generating an output signal controlling the generator controller.

US Pat. No. 10,560,042

TURBOCOMPRESSOR COMPRISING A COMPRESSOR MOTOR GENERATING REGENERATIVE ELECTRIC POWER BY REGENERATIVE DRIVING CAPABLE OF DRIVING A COMPRESSOR MOTOR

PANASONIC INTELLECTUAL PR...

1. A turbocompressor apparatus that is connectable to a power source, comprising:a turbocompressor including:
a rotary shaft;
a shaft bearing that supports the rotary shaft;
a compression mechanism that compresses and discharges a cooling medium by rotation of the rotary shaft;
a compressor motor that rotates the rotary shaft; and
a lubricant supply passage through which a lubricant is supplied to the shaft bearing,
a lubrication pump including a pump motor that generates driving force for supplying the lubricant to the shaft bearing through the lubricant supply passage;
a converter that performs electric power conversion between a voltage of the power source and a direct-current voltage of a direct-current voltage unit in a case where electric power is being supplied from the power source to the converter;
a first inverter that performs electric power conversion between the direct-current voltage and a first alternating-current voltage vector of the compressor motor; and
a second inverter that performs electric power conversion between the direct-current voltage and a second alternating-current voltage vector of the pump motor,
the compressor motor generating regenerative electric power by regenerative driving and the pump motor being driven by the regenerative electric power in a case where supply of electric power from the power source to the converter is being cut off,
wherein the turbocompressor apparatus performs a normal operation in which the pump motor is driven by using the voltage of the power source in a case where electric power is being supplied from the power source to the converter;
the turbocompressor apparatus performs a first decelerating operation in which an amplitude of the first alternating-current voltage vector is set equal to or smaller than a value that is R1 times the direct-current voltage in a case where supply of electric power from the power source to the converter is being cut off and where the amplitude of the first alternating-current voltage vector is equal to or larger than a first threshold amplitude; and
the first threshold amplitude is equal to or larger than an amplitude of the second alternating-current voltage vector in the normal operation, R1 is an upper limit value of a ratio of the amplitude of the first alternating-current voltage vector to the direct-current voltage obtained in a case where the first inverter operates in a linear region, and the linear region of the first inverter is an operation region in which the amplitude of the first alternating-current voltage vector linearly changes in theory relative to the direct-current voltage.

US Pat. No. 10,560,041

ELECTRIC MOTOR SYSTEM AND METHOD FOR RELEASING BRAKE

KABUSHIKI KAISHA YASKAWA ...

1. An electric motor system comprising:an electric motor to generate drive force;
an electric brake integrated with the electric motor and configured to generate braking force against the drive force;
a power line; and
a driver integrated with the electric motor and the electric brake, the power line connecting the electric brake to an electric power source via the driver to supply electric power to the electric brake, the driver comprising:
a first circuit to connect the electric brake to the electric power source such that electric power is supplied to the electric brake from the electric power source and to disconnect the electric brake from the electric power source, the first circuit being configured to allow current to flow from a first terminal of the electric brake through the electric brake to a second terminal of the electric brake when the first circuit connects the electric brake to the electric power source; and
a conduction bypath through which electric power is to be supplied to the electric brake from the electric power source such that current flows from the second terminal through the electric brake to the first terminal even when the first circuit disconnects the electric brake from the electric power source,
wherein the power line comprises:
a first line connectable to a positive electrode of the electric power source to operate the first circuit; and
a second line connectable to a negative electrode of the electric power source to operate the first circuit,
wherein the first circuit comprises a switch disposed between the electric brake and the first line or between the electric brake and the second line and configured to switch a state of the switch between a conduction state and a non-conduction state, and
wherein the conduction bypath comprises a first rectification element connected in parallel to the switch and configured to allow a current to flow from the second line toward the first line.

US Pat. No. 10,560,040

HARVESTING ENERGY FROM FLUID FLOW

Saudi Arabian Oil Company...

1. An elastic bluff body, comprising:an elastic mount with a central axis;
a conical bluff body with a central axis, the conical bluff body fixedly attached to the elastic mount, the central axis of the elastic mount and the central axis of the conical bluff body being aligned, the conical bluff body being configured to generate vortex shedding when the elastic mount orients the conical bluff body in a flow-line traverse to a fluid flow and vibrates in response to the vortex shedding, wherein the conical bluff body comprises a permanent magnet or electromagnet; and
a harvester coupled to the conical bluff body and aligned with the central axis of the conical bluff body, the harvester comprising a cylinder arranged outside of and aligned with the central axis of the conical bluff body, and a metallic coil circling a circumference of the cylinder, the harvester configured to generate power above a specified threshold in response to the vibration.

US Pat. No. 10,560,039

HARVESTING ENERGY FROM FLUID FLOW

Saudi Arabian Oil Company...

1. A method comprising:inducing a linear oscillating vortex with a substantially conical shaped bluff body fixedly pivotally connected and centrally aligned with an elastic mount and a harvester centrally aligned within the conical shaped bluff body in response to flowing a fluid perpendicular to the conical shaped bluff body and the elastic mount, the harvester comprising a cantilever beam; and
generating electrical power in response to inducing the linear oscillating vortex, wherein generating electrical power comprises vibrating the cantilever beam within the conical shaped bluff body in response to inducing the linear oscillating vortex, the cantilever beam comprising a magnetostrictive harvester.

US Pat. No. 10,560,038

HIGH TEMPERATURE DOWNHOLE POWER GENERATING DEVICE

Saudi Arabian Oil Company...

1. A high temperature power generating device, the device comprising:a power generator including a first material of one polarity and a second material that is fixed in position relative to the first material and is of opposite polarity of the first material, wherein the first material is configured to be propelled toward the second material based on motion of the high temperature downhole power generator so that the two materials have a maximized point of contact to generate maximum power;
at least one electrode that is connected to the first material or second material;
a bridge rectifier connected to the at least one electrode to transform the power generated into direct current from alternating current;
a storage unit for storing the power generated by the power generator;
a first housing for housing the power generator, the electrode, and the bridge rectifier, wherein the first housing comprises a polymeric material; and
a second housing for housing the storage unit, wherein the second housing comprises a material selected from the group consisting of certain solids, transition metals, as well as high strength alloys and/or compounds of the transition metals, and high temperature dewars.

US Pat. No. 10,560,037

APPARATUS AND METHOD FOR CONTROL OF MULTI-INVERTER POWER CONVERTER

GE Global Sourcing LLC, ...

13. A control apparatus comprising:a support structure;
a control logic circuit attached to the support structure; and
a control output terminal attached to the support structure;
wherein the control logic circuit is configured to generate, for output through the control output terminal, control signals for controlling semiconductor switches of inverters that are coupled in parallel between a direct current bus and common load terminals connected with a common load;
wherein the control logic circuit is configured to determine, based on a fixed sample rate, a terminal current that is output by at least one of the inverters to at least one of the common load terminals; and
wherein the control logic circuit is configured to generate the control signals based at least in part on the terminal current and a reference current value, at least one of the control signals generated to adjusting timing at which a drive voltage is applied to at least one of the semiconductor switches.

US Pat. No. 10,560,036

POWER CONVERSION DEVICE FOR RELIABLE CONTROL OF CIRCULATING CURRENT WHILE MAINTAINING VOLTAGE OF A CELL

MITSUBISHI ELECTRIC CORPO...

1. A power conversion device which converts power between a DC circuit and an AC circuit, the power conversion device comprising:a plurality of leg circuits which correspond to respective phases of the AC circuit and are connected in parallel between common first and second DC terminals,
each leg circuit including:
a plurality of converter cells cascaded to one another and each including an energy storage; and
at least one inductor connected in series to the plurality of converter cells,
each of a plurality of specified converter cells which are some of the plurality of converter cells included in each leg circuit including:
a capacitor as the energy storage;
first and second switching elements connected in parallel to the capacitor and connected in series to each other; and
third and fourth switching elements connected in parallel to the capacitor and connected in series to each other,
the capacitor being capable of being charged and discharging through a connection node of the first and second switching elements and a connection node of the third and fourth switching elements; and
a control device which controls operations of the plurality of converter cells included in each leg circuit,
the control device controlling operations of the first and second switching elements of each specified converter cell based on a circulating current which circulates through each leg circuit, wherein the first and the second switching elements are exclusively used to control the circulating current,
the control device controlling operations of the third and fourth switching elements of each specified converter cell based on a voltage of the capacitor of each specified converter cell, wherein the third and fourth switching elements are exclusively used to control a difference between a voltage of the cell capacitor and a command value thereof to zero.

US Pat. No. 10,560,035

DISCHARGE DEVICE, POWER SUPPLY APPARATUS, AND DISCHARGE METHOD WITH POWER SUPPLY CUT-OFF DETECTION AND CAPACITOR DISCHARGE

Sony Corporation, Tokyo ...

1. A discharge device, comprising:a discharge unit configured to discharge a capacitor at a variable discharge current value on the basis of a voltage of a rectified signal obtained by full-wave rectifying an AC voltage input via an input filter including the capacitor; and
a cut-off detection unit configured to monitor the voltage of the rectified signal and to detect that a power supply which provides the AC voltage input is not cut off when pulsation of the rectified signal is not detected and the voltage of the rectified signal is greater than a threshold value during discharge of the capacitor by the discharge unit at a specific discharge current value.

US Pat. No. 10,560,034

AC-TO-DC CHARGE PUMP HAVING A CHARGE PUMP AND COMPLIMENTARY CHARGE PUMP

RFMicron, Inc., Austin, ...

1. An AC-to-DC charge pump comprising:a charge pump operable to convert an AC (alternating current) input voltage into a DC (direct current) voltage, wherein the charge pump includes a current-source-biased N-channel MOSFET diode and a current-source-biased P-channel MOSFET diode, wherein the current-source-biased N-channel MOSFET diode includes:
a first N channel MOSFET;
a second N channel MOSFET; and
a capacitor, wherein:
gates of the first and second N channel MOSFETs are coupled together,
sources of the first and second N channel MOSFETs are coupled together to provide a cathode of the current-source-biased N-channel MOSFET diode;
a drain of the first N channel MOSFET is coupled to a common connection of the gates to receive a bias current,
a drain of the second N channel MOSFET provides an anode of the current-source-biased N-channel MOSFET diode; and
the capacitor is coupled between the drain of the second N channel MOSFET and the common connection of the gates; and
a complimentary charge pump operable to convert the AC input voltage into a complimentary DC voltage, wherein a magnitude of the DC voltage is substantially equal to a magnitude of the complimentary DC voltage, wherein the charge pump is coupled to the complimentary charge pump to add the DC voltage and the complimentary DC voltage to produce an output voltage, which has a middle rail that is coupled to a negative leg (VINN) of the AC input voltage, wherein the middle rail has a common-mode voltage (VMID), and wherein the common: mode voltage is shared by the negative leg and a positive leg (VINP) of the AC input voltage.

US Pat. No. 10,560,033

SOLAR HYBRID SOLUTION FOR SINGLE PHASE STARTING CAPACITOR MOTOR APPLICATIONS

SunTech Drive, LLC, Boul...

1. A system comprising:an induction-type AC electric motor having a starting winding, and a run winding;
an AC input connection;
a multiphase variable frequency motor (VFD) drive having at least a first and a second phase output;
a switching apparatus having at least a first and a second position;
wherein with the switching apparatus in the first position, a first output of a variable frequency motor drive is coupled to the run winding of the AC electric motor, and a second output of the variable frequency motor drive is coupled to the start winding of the AC electric motor; and
with the switching apparatus in the second position, the run winding of the AC electric motor is coupled to the AC input connection and the start winding of the AC electric motor is coupled through a capacitor and start switch to the AC input connection;
wherein, with the switching apparatus in the first position, the second output of the VFD is configured to discontinue driving the start winding of the motor after the motor begins rotating.

US Pat. No. 10,560,032

FEEDFORWARD ENHANCED FEEDBACK CONTROL IN ISOLATED SWITCHED-MODE POWER CONVERTERS WITH SECONDARY-SIDE RECTIFIED VOLTAGE SENSING

Infineon Technologies Aus...

1. A switched-mode power converter using an isolated topology for converting power from an input source into power for an output load, the switched-mode power converter comprising:a power stage coupled to the input source and comprising one or more power switches;
a transformer comprising a primary winding coupled to the power stage, and a secondary winding;
a rectifier circuit coupled to the secondary winding and configured to provide a first rectified voltage at a first rectified voltage node;
a filter circuit interposed between the first rectified voltage node and an output of the switched-mode power converter, and configured to filter the first rectified voltage, thereby providing a filtered voltage at the output; and
a secondary-side controller configured to:
sense the first rectified voltage and generate a feedforward signal based on the sensed first rectified voltage;
sense the output voltage and generate a feedback error signal based upon the sensed output voltage and a reference voltage that provides a regulation target for an output voltage at the output;
generate switch control signals for controlling the one or more power switches based upon the feedforward signal and the feedback error signal; and
detect that a change in the sensed first rectified voltage is above a nonzero voltage change threshold and, responsive to this detection, alter an operational mode of the controller for one or more cycles of the switched-mode power converter,
wherein the feedforward signal is generated so as to decrease an interval of energy transfer across the transformer in response to an increase in the sensed first rectified voltage.

US Pat. No. 10,560,031

BI-DIRECTIONAL DC TO DC SIGNAL CONVERSION USING OBSERVER BASED ESTIMATED CURRENT SENSOR

Hamilton Sundstrand Corpo...

1. A bi-directional DC to DC converter, comprising:a DC to DC conversion circuit; and
a controller operatively connected to the conversion circuit to control a voltage output of the conversion circuit, the controller including an observer based estimated current sensor module configured to simulate a physical current sensor by inputting an estimated output current feedback inner state signal ??o into a voltage output command feedback loop of the controller.

US Pat. No. 10,560,030

CABLE COMPENSATION CIRCUIT AND POWER SUPPLY INCLUDING THE SAME

SEMICONDUCTOR COMPONENTS ...

1. A compensation circuit for compensating for a voltage drop in a cable coupled between a power supply and a load, the compensation circuit comprising:a sensing resistive-capacitive (RC) filter including a first capacitor and configured to receive a voltage from an auxiliary winding of the power supply and generate a sense voltage by RC filtering the received voltage; and
an averaging filter including a second capacitor and configured to generate an average voltage by averaging the sense voltage,
wherein the power supply comprises a transformer including a primary winding, a secondary winding, and the auxiliary winding, a power switch coupled through the primary winding to an input voltage, a rectifying diode coupled between the secondary winding and the output voltage, and a feedback circuit comprising a shunt regulator having a reference end, the shunt regulator configured to control a sink current according to a voltage of the reference end,
wherein the compensation circuit further comprises a third resistor coupled between the average voltage and the reference end of the shunt regulator of the feedback circuit of the power supply, and
wherein the power supply uses the average voltage to control the power switch.

US Pat. No. 10,560,029

CONTROLLER FOR INCREASING EFFICIENCY OF A POWER CONVERTER AND A RELATED METHOD THEREOF

Leadtrend Technology Corp...

1. A controller for increasing efficiency of a power converter, the controller comprising:an enable signal generation unit electrically connected to a direct current (DC) input terminal of a primary side of the power converter through a high voltage pin of the controller, wherein the enable signal generation unit is used for generating an enable signal corresponding to a duty cycle of a gate control signal according to a DC input voltage of the DC input terminal and a feedback voltage corresponding to a secondary side of the power converter, and the feedback voltage corresponds to an output voltage of the secondary side of the power converter; and
a gate signal generation unit having two transistors in parallel, wherein a first terminal of a first transistor of the two transistors and a first terminal of a second transistor of the two transistors are coupled to ground, a second terminal of the first transistor is coupled to a gate pin of the controller through a switch comprised in the gate signal generation unit, a second terminal of the second transistor is directly coupled to the gate pin, and a control terminal of the first transistor and a control terminal of the second transistor receive a pulse width modulation signal;
wherein the gate signal generation unit utilizes the enable signal to control turning-on and turning-off of the switch to change a sink current flowing through the gate pin of the controller, wherein the gate pin is coupled to a power switch of the primary side of the power converter, and the gate signal generation unit is further used for generating a gate control signal to the power switch.

US Pat. No. 10,560,028

SWITCHING MODE POWER SUPPLY WITH DYNAMIC HIGH-VOLTAGE CHARGING TO MAINTAIN OPERATING VOLTAGE

WELTREND SEMICONDUCTOR IN...

9. A power supply capable of outputting an output voltage wherein the output voltage is selectively one of a first voltage rating and a second voltage rating higher than the first voltage rating, the power supply comprising:a rectifier for rectifying an alternating-current voltage into a line voltage;
a transformer comprising a primary winding, a secondary winding and an auxiliary winding, wherein the output voltage is generated by rectifying a first voltage across the secondary winding;
a power switch connected in series with the primary winding; and
a power controller, packaged as an integrated circuit, comprising:
a PWM signal generator for providing a PWM signal to the power switch to perform power conversion regulating the output voltage;
an operating power node at which is an operating voltage; and
a high-voltage charging circuit connected between the line voltage and the operating voltage;
wherein, when the output voltage is regulated at the first voltage rating, the power controller is configured to turn ON the high-voltage charging circuit to perform high-voltage charging, which directs a charging current from the line voltage through the high-voltage charging circuit to charge the operating voltage; and
when the output voltage is regulated at the second voltage rating, the power controller is configured to disable the high-voltage charging and the operating voltage is solely powered by rectifying a second voltage across the auxiliary winding.

US Pat. No. 10,560,027

SEMICONDUCTOR DEVICE AND METHOD THEREFOR

FAIRCHILD SEMICONDUCTOR C...

1. A power supply circuit having a control circuit comprising:configuring a PWM circuit of the control circuit to control a power switch to regulate an output voltage formed from a secondary winding of a transformer wherein the secondary winding is configured to be coupled to a synchronous rectifier;
a feedback circuit configured to receive a sense signal from an auxiliary winding of the transformer, the feedback circuit configured to allow the sense signal to increase in response to a turn-off of the power switch, to subsequently detect a second increase of the sense signal that occurs in response to a turn-off of the synchronous rectifier, and to form a feedback signal as a value of the sense signal responsively to detecting the second increase of the sense signal; and
the control circuit configured to adjust an on-time of a subsequent enabling of the power switch according to a value of the feedback signal.

US Pat. No. 10,560,026

POWER CONVERSION EFFICIENCY USING VARIABLE SWITCHING FREQUENCY

SEMICONDUCTOR COMPONENTS ...

1. A power circuit controller, comprising:a voltage sense input;
a main switch output;
an active clamp switch output; and
the power circuit controller configured to:
sense a peak magnitude of a direct current (DC) voltage at the voltage sense input;
generate a main switch signal on the main switch output having an output frequency that varies between a first frequency and a second frequency based on the peak magnitude of the DC voltage at the voltage sense input, and wherein both the first frequency and the second frequency are non-zero; and
generate an active clamp signal on the active clamp switch output having the output frequency.

US Pat. No. 10,560,025

FREQUENCY HOPPING FOR REDUCING SWITCHING POWER CONVERTER NOISE

DIALOG SEMICONDUCTOR INC....

1. A switching power converter comprising:a power switch;
a controller configured to cycle the power switch at a first fixed switching frequency to produce a first peak current through the power switch responsive to an amplitude of a control signal being within a first output power range ending at a boundary control voltage value and to cycle the power switch at a second fixed switching frequency to produce a second peak current through the power switch responsive to the amplitude of the control signal being within a second output power range beginning at the boundary control voltage value, wherein a first ratio of the first peak current to the second peak current at a boundary between the first output power range and the second output power range is a function of a second ratio of the second fixed switching frequency to the first fixed switching frequency, and wherein the control signal is a filtered version of an error between a feedback signal and a reference signal.

US Pat. No. 10,560,024

BIDIRECTIONAL DC/DC CONVERTER FOR A CHARGING SYSTEM

Conductive Holding, LLC, ...

1. A bidirectional direct current/direct current (DC/DC) converter comprising:a direct current/alternating current (DC/AC) inverter coupled to a first direct current (DC) bus and to a primary winding of a transformer, the DC/AC inverter including active switches;
a secondary side AC/DC rectifier coupled to a secondary winding of the transformer and a second DC bus, the secondary side AC/DC rectifier including:
a capacitor that performs DC-bias current blocking, and
a bridge configuration of active switches coupled to the capacitor and the secondary winding, and to a second DC bus; and
a microcontroller coupled to the active switches of the secondary side AC/DC rectifier, and configured to provide control signals thereto according to a control algorithm, the control algorithm configured to:
when power is to flow from the first DC bus to the second DC bus, send control signals at a switching frequency having a first initial value to operate the active switches of the DC/AC inverter at a duty cycle and disable the active switches of the secondary side AC/DC rectifier, determine if power at the second DC bus is substantially equal to a first target, and increase the switching frequency of the control signals that operate the active switches of the DC/AC inverter to decrease the power at the second DC bus or decrease the switching frequency of the control signals that operate the active switches of the DC/AC inverter to increase the power at the second DC bus until the power at the second DC bus is substantially equal to the first target, and
when power is to flow from the second DC bus to the first DC bus, send control signals to disable the active switches of the DC/AC inverter and at a switching frequency having a second initial value to operate the active switches of the secondary side AC/DC rectifier at the duty cycle, determine if power supplied from the second DC bus is substantially equal to a second target, and increase the switching frequency of the control signals that operate the active switches of the secondary side AC/DC rectifier to decrease the power supplied from the second DC bus or decrease the switching frequency to increase the power supplied from the second DC bus until the power supplied from the second DC bus is substantially equal to the second target.

US Pat. No. 10,560,023

MULTI-PHASE POWER REGULATOR

Texas Instruments Incorpo...

1. A circuit for use in system with a multi-phase power regulator to supply power to an electrical load, the multi-phase power regulator including a power stage including a first phase and a second phase, the circuit comprising:phase management circuitry to couple to the first phase and the second phase to control the first phase and the second phase;
a first comparator to couple to an output node of the multi-phase power regulator to compare a first output voltage level at the output node of the multi-phase power regulator to a first threshold value to produce a first comparison result; and
a second comparator to couple to the output node of the multi-phase power regulator to compare the first output voltage level to a second threshold value to produce a second comparison result, wherein the second threshold value is less than the first threshold value;
current detection circuitry to detect:
first electrical characteristics associated with providing a first amount of current to the load at the first output voltage level, the first electrical characteristics indicative of an increased current draw by the load; and
second electrical characteristics associated with providing a second amount of current to the load at the first output voltage level, the second electrical characteristics indicative of a decreased current draw by the load;
a load line to lower the first output voltage level based on an increase in current draw by the load; and
phase shedding circuitry coupled to the first comparator and the second comparator, and the phase management circuitry to control the phase management circuitry to activate or deactivate the second phase based at least partially on the first comparison result and the second comparison result.

US Pat. No. 10,560,022

SETTING OPERATING POINTS FOR CIRCUITS IN AN INTEGRATED CIRCUIT CHIP USING AN INTEGRATED VOLTAGE REGULATOR POWER LOSS MODEL

ADVANCED MICRO DEVICES, I...

1. An apparatus that controls voltages, comprising:an integrated circuit chip comprising a set of circuits;
an external voltage regulator separate from the integrated circuit chip;
a plurality of integrated voltage regulators fabricated on the integrated circuit chip, the external voltage regulator providing an output voltage that is received as an input voltage by each of the plurality of integrated voltage regulators, and each integrated voltage regulator of the plurality of integrated voltage regulators providing a local output voltage that is received as a local input voltage by a respective subset of circuits in the set of circuits; and
a controller that:
determines a first combination of operating points for the subsets of the circuits, the first combination of operating points comprising a respective operating point for each of the subsets of the circuits;
determines, using an integrated voltage regulator power loss model, an electrical power loss for the integrated voltage regulators for the first combination of operating points;
determines, based on the electrical power loss, a second combination of operating points for the subsets of the circuits that includes an adjustment to an operating point for at least one of the subsets of the circuits, the adjustment to the operating point compensating for an electrical power loss of the integrated voltage regulator that provides the local input voltage to the at least one of the subsets of the circuits; and
set an operating point of each of the subsets of the circuits to a respective operating point from the second combination of operating points.

US Pat. No. 10,560,021

DC-DC CONVERTER AND DISPLAY APPARATUS HAVING THE SAME

Samsung Display Co., Ltd....

1. A DC-DC converter comprising:a first switch;
a second switch connected to the first switch;
an input terminal for receiving an input voltage;
an output terminal for outputting an output voltage;
an inductor;
a mode selecting circuit configured to select a converting mode from one of at least a first converting mode and a second converting mode based on the input voltage; and
a controller configured to generate a first switching control signal for controlling the first switch based on the selected converting mode, and a second switching control signal for controlling the second switch based on the selected converting mode,
wherein the mode selecting circuit is configured to select the converting mode from one of at least the first converting mode, the second converting mode, and a third converting mode,
wherein, in the first converting mode, the first switch is configured to be repeatedly turned on and off in response to the first switching control signal, and the second switch is configured to be repeatedly turned on and off in response to the second switching control signal,
wherein, in the second converting mode, the first switch is configured to be repeatedly turned on and off in response to the first switching control signal, and the second switch is configured to maintain a turned off state in response to the second switching control signal,
wherein, in the third converting mode, the first switch is configured to be repeatedly turned on and off in response to the first switching control signal, and the second switch is configured to maintain a turned on state in response to the second switching control signal,
wherein in the third converting mode, the second switching control signal is the input voltage,
wherein the second switch is coupled between one end of the first switch and the output terminal, and
wherein the inductor is coupled between the input terminal and the first and second switches.

US Pat. No. 10,560,020

METHOD OF VOLTAGE DROP COMPENSATION ON A CABLE AND CORRESPONDING CIRCUIT

STMICROELECTRONICS (ALPS)...

1. A method for compensating a voltage drop on a cable connected between a source device and a receiver device, the method comprising:increasing, by the source device, a voltage on a channel configuration pin of the source device to a chosen reference voltage by increasing an offset current on the channel configuration pin of the source device;
storing the offset current in the source device as a stored offset current after increasing the voltage to the chosen reference voltage;
absorbing, by the source device, an absorption current originating from the channel configuration pin of the source device, the absorption current depending on the stored offset current and on the voltage drop; and
generating, by the source device, a compensated supply voltage on a power supply pin of the source device, the compensated supply voltage equal to a reference supply voltage increased by the voltage drop to within a first tolerance.

US Pat. No. 10,560,019

BIPOLAR HIGH-VOLTAGE NETWORK AND METHOD FOR OPERATING A BIPOLAR HIGH-VOLTAGE NETWORK

Airbus Operations GmbH, ...

1. A bipolar high-voltage network for an aircraft or spacecraft, comprising:a DC voltage converter comprising two unipolar input connections, two bipolar output connections and a single reference potential connection;
at least one unipolar device having only two electrical connections, each one of the two electrical connections being coupled to one of the two unipolar input connections,
a first DC voltage intermediate circuit which is coupled between the unipolar input connections of the DC voltage converter;
a second DC voltage intermediate circuit which is coupled between the bipolar output connections of the DC voltage converter,
the DC voltage converter comprising a first DC voltage converter module, comprising circuitry comprising two capacitors, two switches and a choke, wherein a first of the two capacitors is connected in series between the module input connection and the reference potential connection, a second of the two capacitors is connected in series between the module output connection and the reference potential connection, the first DC voltage converter model being coupled to a first of the unipolar input connections of the DC voltage converter via a module input connection, to the reference potential connection of the DC voltage converter via a module reference potential connection, and to a first of the bipolar output connections of the DC voltage converter via a module output connection, and
the DC voltage converter comprising a second DC voltage converter module, comprising circuitry comprising two capacitors, two switches and a choke, wherein a first of the two capacitors is connected in series between the module input connection and the reference potential connection, a second of the two capacitors is connected in series between the module output connection and the reference potential connection, the second DC voltage converter module being coupled to a second of the unipolar input connections of the DC voltage converter via a module input connection, to the reference potential connection of the DC voltage converter via a module reference potential connection, and to a second of the bipolar output connections of the DC voltage converter via a module output connection; and
six additional switches, two additional capacitors, and four zero diodes,
wherein two sets of series-connected switches are connected in parallel with the unipolar input connections and the bipolar output connections,
wherein two of the capacitors are coupled between the two unipolar input connections and two of the capacitors are connected in series between a tapping terminal and a reference potential terminal,
wherein the four zero diodes are connected in parallel with four of the additional six switches, and,
wherein the two unipolar input connections and the reference potential connection are different connections.

US Pat. No. 10,560,018

MODULATED POWER SUPPLY

Infineon Technologies AG,...

1. A device, comprising:a direct current/direct current-converter comprising an inductor and a load output; and
a controller, wherein the controller is configured to control the direct current/direct current-converter in a first phase of operation where a load is not to be supplied with power to couple a first terminal of the inductor to a second terminal of the inductor via a circuit path external to the inductor, and to control the direct current/direct current-converter in a second phase where the load is to be supplied with power to couple the second terminal of the inductor to the output.

US Pat. No. 10,560,017

CHARGE PUMP, SWITCH DRIVER DEVICE, LIGHTING DEVICE, AND VEHICLE

Rohm Co., Ltd., Kyoto (J...

1. A charge pump comprising:a flying capacitor;
an output capacitor;
a switch group arranged to switch connection states of the capacitors so as to generate an output voltage from an input voltage; and
a feedback control unit arranged to adjust an interterminal voltage of the flying capacitor to a predetermined target value when charging the flying capacitor, wherein
the switch group includes:
a first switch connected between a first terminal of the flying capacitor and an input terminal of the input voltage,
a second switch connected between a second terminal of the flying capacitor and the input terminal of the input voltage,
a third switch connected between the first terminal of the flying capacitor and an output terminal of the output voltage,
a fourth switch connected between the second terminal of the flying capacitor and a ground terminal, and
a fifth switch connected between the first terminal of the flying capacitor and an input terminal of a power supply voltage, wherein
in a low input case where the input voltage is lower than the power supply voltage, the flying capacitor is charged using the power supply voltage,
in a high input case where the input voltage is higher than the power supply voltage, the flying capacitor is charged using the input voltage.

US Pat. No. 10,560,015

SYSTEMS AND METHODS FOR OPTIMIZATIONS AND FIELD CONFIGURATIONS OF POWER CONVERTERS FOR A POWER SUPPLY UNIT

Dell Products L.P., Roun...

1. A power supply unit comprising:a first power converter configured to generate an output voltage to an output of the power supply unit, wherein the first power converter has a first power capacity;
a second power converter configured to generate the output voltage to the output of the power supply unit, wherein the second power converter has a second power capacity substantially greater than the first power capacity; and
a controller configured to selectively enable and disable each of the first power converter and the second power converter based on a power parameter associated with the power supply unit, wherein such selective enabling and disabling of the first power converter and the second power converter comprises:
enabling the first power converter and disabling the second power converter when the power parameter is below the first power capacity;
enabling the second power converter and then disabling the first power converter when the power parameter is above the first power capacity and below the second power capacity; and
enabling the first power converter and enabling the second power converter when the parameter is above the second power capacity.

US Pat. No. 10,560,014

FAULT PROTECTION FOR VOLTAGE SOURCE CONVERTERS

General Electric Technolo...

1. An apparatus for a voltage source converter comprising:a chain-link circuit in series with a director switch; and
a fault controller;
wherein the chain-link circuit comprises a plurality of cells, each cell comprising an energy storage element and a plurality of cell switching elements connected with antiparallel diodes, the cell switching elements being configured such that the energy storage element can be selectively connected in series between terminals of the cell or bypassed;
wherein each cell switching element has an associated cell switching element controller;
wherein the director switch comprises a plurality of director switch units, each director switch unit comprising a director switching element and a director switch unit controller;
wherein each cell switching element controller is configured to monitor for a fault current and, in the event a fault current is detected, to turn-off its associated cell switching element and report a fault event to the fault controller;
wherein each director switch unit controller is configured to monitor for a fault current and, in the event a fault current is detected, to report a fault event to the fault controller and to keep its associated director switching element turned-on; and
wherein the fault controller is configured to monitor for any reports of fault events to determine whether a fault is occurring and, in the event that a fault is occurring, to order all of the cell switching elements of at least some of the plurality of cells to turn-off.

US Pat. No. 10,560,013

METHOD AND APPARATUS FOR REDUCING OUTPUT VOLTAGE RIPPLE IN HYSTERETIC BOOST OR BUCK-BOOST CONVERTER

Microchip Technology Inco...

1. A controller for a converter, the controller comprising:a clock generating circuit that generates a periodic clock signal containing periodic clock pulses; and
a control circuit that causes the clock generating circuit to asynchronously initiate a clock pulse based on a difference between a feedback voltage of the converter and a reference voltage;
wherein the clock generating circuit comprises a current source coupled to a capacitor; and
wherein the control circuit comprises a pull-up circuit that pulls up a voltage of the capacitor when the feedback voltage is less than the reference voltage, to cause the clock generating circuit to asynchronously initiate a clock pulse.

US Pat. No. 10,560,012

ZVS CONTROL CIRCUIT FOR USE IN A FLYBACK POWER CONVERTER

RICHTEK TECHNOLOGY CORPOR...

1. A zero voltage switching (ZVS) control circuit, configured to operably control a flyback power converter including a power transformer having a primary side and a secondary side, the ZVS control circuit comprising:a primary side controller circuit, configured to operably generate a switching signal according to a feedback signal, wherein the switching signal controls a power transformer through a power transistor at the primary side to generate an output voltage at the secondary side; and
a secondary side controller circuit, configured to operably generate the feedback signal, and generate an SR signal to control a synchronous rectifier transistor at the secondary side, wherein the SR signal includes an SR-control pulse and a ZVS pulse, wherein the SR-control pulse controls the synchronous rectifier transistor in response to a demagnetizing period of the power transformer, and wherein the ZVS pulse controls the power transformer through the synchronous rectifier transistor to determine a timing for starting the switching signal to achieve zero voltage switching for the power transistor;
wherein the secondary side controller circuit generates the ZVS pulse after a delay time from an end of a demagnetizing period of the power transformer, wherein within the demagnetizing period, the power transformer is substantially demagnetized, and the delay time is determined according to a time length of the demagnetizing period, wherein the delay time is increased as the time length of the demagnetizing period of the power transformer is decreased.

US Pat. No. 10,560,011

LINEAR ELECTROMECHANICAL ACTUATORS

SIKORSKY AIRCRAFT CORPORA...

1. An actuator comprising:a plurality of linear motors; and
a carriage operatively connected to each linear motor to be driven by each of the linear motors, the carriage separately surrounding each one of a plurality of linear variable differential transformers (LVDT).

US Pat. No. 10,560,010

LINEAR VIBRATION MOTOR

Nidec Copal Corporation, ...

1. A linear vibration motor comprising:a movable element equipped with a magnet portion, a weight portion, and a yoke;
a frame containing the movable element;
a coil, secured to the frame, applying a driving force to the magnet portion so as to cause the movable element to vibrate reciprocatingly along an axial direction; and
an elastic member applying, to the movable element, an elastic force that opposes the driving force that is applied to the magnet portion, wherein:
the movable element comprises a magnetic material portion extending along the direction of vibration of the movable element and is provided on an inner surface of the frame,
the yoke comprises a raised portion near the magnetic material portion, and
the raised portion and the magnetic material portion are attracted to each other, such that an orientation of the movable element is stabilized through magnetic flux.

US Pat. No. 10,560,009

VIBRATION MOTOR

NIDEC SEIMITSU CORPORATIO...

1. A vibration motor comprising:a stationary portion including a casing and a coil;
a vibrating body including a weight and a magnet, the vibrating body being supported so as to be vibratable in one direction relative to the stationary portion;
an elastic member located between the stationary portion and the vibrating body; and
a top plate portion that is disposed above the vibrating body in an up-down direction that is perpendicular to the one direction, wherein
the magnet is disposed above the coil,
the top plate portion faces the magnet in the up-down direction,
the magnet includes a set of first magnets that generate magnetic forces that are opposite to each other in the up-down direction and one or more second magnets that are interposed between the first magnets and each generate a magnetic force in the one direction,
the weight includes a first weight portion that is disposed above the coil and a second weight portion whose lower surface is located below a lower surface of the first weight portion,
the second weight portion faces the coil in the one direction,
the stationary portion further includes a substrate,
the substrate includes a substrate body on which the coil is disposed and an extension portion that extends from the substrate body in the one direction toward an outside of the casing,
the second weight portion includes a groove that extends in the one direction and in which the extension portion is disposed,
the casing includes a base,
the substrate is disposed on the base, and
a relationship HA>HL>HB>HP is satisfied, where HA is a height from the base to the lower surface of the first weight portion, HB is a height from the base to the groove, HL is a height from the base to an upper surface of the coil, and HP is a height from the base to an upper surface of the substrate.

US Pat. No. 10,560,008

BRUSHLESS DIRECT CURRENT ELECTRIC MOTOR AND ELECTRIC POWER STEERING SYSTEM

JOHNSON ELECTRIC INTERNAT...

1. A brushless direct current electric motor, comprising:a first sub-motor; and
a second sub-motor,
wherein the first sub-motor and the second sub-motor share a common rotor, and each comprises an independent stator which together form a combined stator of the electric motor, the stator of the first sub-motor comprises a plurality of teeth and a plurality of windings, the stator of the second sub-motor comprises a plurality of teeth and a plurality of windings, the plurality of the windings of the first and the second sub-motors respectively form star-connection; the teeth of the first sub-motor and the teeth of the second sub-motor are interleavingly arranged in a circumferential direction or arranged side by side in an axial direction, the first sub-motor and the second sub-motor are configured to work as a single electric motor to output a normal power, and when one of the two sub-motors breaks down, the other sub-motor is capable of working independently, and
wherein the first sub-motor and the second sub-motor are respectively controlled by two controllers, the currents of the two sub-motors have a phase difference, such that the n-th order harmonic waveform of a torque of the second sub-motor is shifted relative to the n-th order harmonic waveform of a torque of the first sub-motor by (2k+1)/2period, wherein k=0, ±1, ±2, ±3 . . . .

US Pat. No. 10,560,007

MOTOR

MABUCHI MOTOR CO., LTD., ...

1. A motor comprising:a cylindrical housing that houses a rotor;
a first member mounted to an opening of the housing; and
a second member sandwiching the first member as mounted between the second member and the housing, wherein
the housing includes, at an end of the housing that faces the second member, a first locking part that locks a first locked part of the second member, and
the second member is elastically deformed by the first locking part and locked to the housing accordingly and is configured such that a gap is formed between the second member and the housing when the second member is locked to the housing.

US Pat. No. 10,560,006

METHOD TO APPLY AN INSULATION

General Electric Technolo...

1. A method to apply an insulation to a retaining ring, the retaining ring used for end windings of an electric machine, comprising the steps of:providing a retaining ring housing;
attaching an insulation to an inside face of the retaining ring housing;
inserting a bag inside the retaining ring housing, the bag abutting the insulation; and
filling or inflating the bag with a medium, inside the retaining ring housing to apply pressure to the insulation and to the inside face of the retaining ring housing.

US Pat. No. 10,560,005

APPARATUS FOR MANUFACTURING LAMINATED IRON CORE

MITSUI HIGH-TEC, INC., F...

1. An apparatus for manufacturing a laminated iron core, the apparatus comprising:a conveyance jig on which a laminated iron core body is placed, wherein the laminated iron core body is lamination of a plurality of iron core pieces;
a die unit including a lower die and an upper die upwardly and downwardly movable with respect to the lower die, which holds the laminated iron core body placed on the conveyance jig from both sides in a lamination direction of the plurality of iron core pieces between the lower die and the upper die;
an injector injecting a resin into a through hole formed through the laminated iron core body held by the die unit in the lamination direction of the plurality of iron core pieces from the lower die through the conveyance jig or from the upper die; and
a lift configured to selectively move the conveyance jig upwardly and downwardly with respect to and separately from the lower die, wherein the lift is mounted so as to be unaffixed to both the die unit and the conveyance jig, and
wherein the lower die is configured to come into contact with the conveyance jig.

US Pat. No. 10,560,004

SENSOR MAGNET HOLDER, MAGNET FIXING STRUCTURE, AND MOTOR

MABUCHI MOTOR CO., LTD., ...

1. A sensor magnet holder used to fix a sensor magnet to a motor shaft, comprising:a press fitting part to which the motor shaft is press fitted;
a holding part provided radially outside the press fitting part to hold the sensor magnet; and
a joint part that joins the press fitting part and the holding part, comprising:
a radial part that extends radially outward from the press fitting part; and
a circumferential part that extends in a circumferential direction from an end of the radial part opposite to the press fitting part,
wherein the joint part is configured such that at least a part of the joint part is deflected by an external force.

US Pat. No. 10,560,003

MOTOR HAVING LIMITED LEAD-END SHAFT ACCESS

Nidec Motor Corporation, ...

1. A motor comprising:a rotor rotatable about an axis,
said rotor including a shaft presenting a shaft lead end;
a switch assembly operable to at least in part control an aspect of motor operation,
said switch assembly including a switch arm shiftable between a first position and a second position;
a lead-end endshield presenting opposite inner and outer endshield sides,
said shaft projecting through said endshield,
said shaft lead end and said switch assembly being disposed axially outward of the outer endshield side; and
shield structure disposed axially outward of said switch arm to at least substantially restrict direct tool access to the switch arm from an axially outward position relative to the switch arm,
said shield structure further at least in part defining a tool access channel extending radially inwardly to the shaft lead end, such that the shield structure enables direct tool access to the shaft lead end via the tool access channel,
said shaft lead end being at least in part disposed between said tool access channel and said switch arm, such that the shaft lead end at least substantially restricts direct tool access to the switch arm via the tool access channel.

US Pat. No. 10,560,002

COOLANT FLOW DISTRIBUTION USING COATING MATERIALS

FORD GLOBAL TECHNOLOGIES,...

1. An electric machine comprising:a stator core, within a transaxle housing, having a channel-less outer surface portion;
one or more layers of an oleophobic or hydrophobic patterned coating defining boundaries wrapping around a perimeter of the stator core; and
one or more layers of an oleophilic or hydrophilic coating on the portion within the boundaries configured to direct coolant flow over the oleophilic or hydrophilic coating within the boundaries.

US Pat. No. 10,560,001

COOLING TOWER HAVING THERMALLY MANAGED MOTOR

Prime Datum Development C...

1. A cooling tower comprising:a cooling tower structure;
fill material supported by the cooling tower structure and configured to receive heated process fluid;
a motor mounted to the cooling tower structure, the motor comprising a casing and a rotatable shaft, the casing having an exterior surface and an interior, the motor being sealed to prevent fluids, moisture, foreign particles and contaminants from entering the casing, the motor further comprising at least one temperature sensor for outputting sensor signals that represent temperature;
a fan connected to the rotatable shaft of the motor, wherein rotation of the rotatable shaft rotates the fan thereby inducing an upward moving mass flow of cool air through the fill material;
a basin attached to the cooling tower structure for collecting cooled fluid;
a temperature-controlled fluid distribution system to distribute cooled fluid from the basin onto the motor to cause a transfer of heat from the casing of the motor to the fluid, the temperature-controlled fluid distribution system being responsive to the sensor signals and configured to distribute cooled fluid from the basin onto the motor when the sensor signals indicate a temperature that exceeds a predetermined threshold and to cease distributing the cooled fluid onto the motor when the sensor signals indicate a temperature that is below the predetermined threshold.

US Pat. No. 10,560,000

ELECTRIC MOTOR HAVING A TANGENTIAL ARCHITECTURE WITH IMPROVED AIR COOLING

MAGNETI MARELLI S.P.A., ...

1. An electric motor having a tangential architecture comprising:a rotor, rotating about an axis of rotation,
a stator, coaxial to the rotor with respect to said axis of rotation,
the stator comprising a casing which incorporates at least partially the rotor,
a body which incorporates a controller that controls the actuation, power supply and control of the electric machine, the body being placed outside the stator and parallel to the axis of rotation in a position substantially tangent to the casing of the stator,
wherein
the rotor comprises a first and a second cooling fan, keyed on respective first and second axial ends of the rotor, opposite along said axis of rotation,
said first and second cooling fan acting to generate respectively, with the rotation of the rotor, a first and a second flow of cooling air independent of each other,
wherein the first flow of cooling air is directed toward the first axial end of the rotor,
wherein the second flow of cooling air is directed toward the body in order to cool down the controller.

US Pat. No. 10,559,999

SUBMERSED ELECTRIC MOTOR

DAB PUMPS S.P.A., Mestri...

1. A submersed electric motor, comprising:a stator assembly arranged within an insulation chamber, comprising a stator with stator windings and a capacitive electric starter which is connected electrically thereto,
said annular insulation chamber being formed between an outer tubular jacket, an inner tubular jacket, which is coaxial to said outer tubular jacket, with two annular end covers adapted to close an annular interspace between said outer jacket and said inner jacket, and
a rotor, with a rotation shaft, which is arranged inside said inner tubular jacket, wherein said capacitive electric starter comprises at least two capacitors, which are mutually complementary and have a transverse cross-section with an arc-like profile.

US Pat. No. 10,559,998

MOTOR AND DISK DRIVE APPARATUS

NIDEC CORPORATION, Kyoto...

1. A motor, comprising:a stationary unit including a stator, a base, and a flexible wiring substrate board;
a rotary unit including a rotor magnet; and
a bearing mechanism that supports the rotary unit so as to rotate with respect to the stationary unit about a center axis extending in an axial direction; wherein
the stator is positioned radially inward of the rotor magnet;
the base is positioned axially below the stator and the rotor magnet and includes a hole extending therethrough;
the hole is positioned in a region of the base, the region of the base has an axial height which varies at different locations within the region of the base;
the flexible wiring substrate board extends completely through the hole and supplies electric power to the stator;
the flexible wiring substrate board extends beneath both of the rotor magnet and the stator;
the stator includes at least one stator coil and the flexible wiring substrate board extends beneath a majority of an entire radial dimension of the at least one stator coil;
the flexible wiring substrate includes an electrically conductive solder portion on a lower surface thereof to cover a portion of a lead wire extending from a coil of the stator; and
at least a portion of the solder portion is positioned within an additional hole defined in the base.

US Pat. No. 10,559,997

BRUSH DEVICE, ELECTRIC MOTOR WITH BRUSH DEVICE, AND MANUFACTURING METHOD OF BRUSH DEVICE

DENSO CORPORATION, Kariy...

1. A brush device comprising:a positive side brush sub-assembly having a positive side brush for feeding a commutator, a positive side brush holder for holding the positive side brush, and a positive side plate to which the positive side brush holder is attached, and
a negative side brush sub-assembly having a negative side brush for feeding the commutator, a negative side brush holder for holding the negative side brush, and a negative side plate to which the negative side brush holder is attached, wherein
the positive side brush holder has a positive convex portion engaging with the negative side plate,
the negative side brush holder has a negative convex portion engaging with the positive side plate,
the positive side plate has a positive slit engaging with the negative convex portion,
the negative side plate has a negative slit engaging with the positive convex portion, and
the positive side brush sub-assembly and the negative side brush sub-assembly are combined with each other by the positive convex portion and the negative slit being engaged and the negative convex portion and the positive slit being engaged.

US Pat. No. 10,559,996

BRUSH SYSTEM OF AN ELECTRIC MOTOR

1. A brush system of an electric motor comprising:a commutator;
at least one brush guided in a brush duct; and
a connecting line; and
a spring element that, in an operative connection with the brush, exerts a spring force thereon to place the brush against the commutator,
wherein the brush duct has a longitudinal duct slot guiding the connecting line, and
wherein the longitudinal duct slot of the brush duct has a constriction through which the connecting line passes when the operative connection of the spring element with the brush is established.

US Pat. No. 10,559,995

MOTOR HAVING A COVER MEMBER FOR GUIDING WATER DROPLETS AWAY FROM ROTARY ENCODER

FANUC CORPORATION, Yaman...

1. A motor comprising:a motor main body having a rotating shaft member; and
a rotary encoder, wherein
the rotary encoder has a cover member, and
an inner surface of the cover member has a first top surface formed having an inclined portion that is inclined relative to a horizontal direction so as to guide a droplet of water when the rotating shaft member is disposed to extend in a vertical direction, and a second top surface formed having an inclined portion that is inclined relative to a horizontal direction so as to guide a droplet of water when the rotating shaft member is disposed to extend in a horizontal direction,
wherein a groove for guiding a droplet of water is formed in the first top surface and/or the second top surface, the groove being linear and extending in a predetermined direction when viewing the first top surface and the second top surface from inside the cover member, and
a hygroscopic material is disposed to be bonded to the first top surface and the second top surface at the boundary between the first top surface and the second top surface of the inner surface of the cover member, and absorbs the droplets of water guided by the first top surface and the second top surface.

US Pat. No. 10,559,994

LINEAR VIBRATION MOTOR

MPLUS CO., LTD., Suwon-s...

1. A linear vibration motor (1) comprising:a casing (2) configured to have an internal space and to comprise a circular casing center extension part (21) which is disposed at a center and has a shape downward extended in multiple stages;
a bracket (3) coupled to a bottom of the casing (2) to form an external appearance of the linear vibration motor and configured to comprise a circular bracket center extension part (31) which is disposed at the center and has a shape upward extended in multiple stages;
a circular coil (4) configured to fix lateral surfaces of the casing center extension part (21) and the bracket center extension part (31) by coupling the casing center extension part (21) and the bracket center extension part (31);
an elastic body (5) configured to have one side fixed to one surface on an inside of the casing (2) and the other side coupled to a vibrator (7); and
an FPCB (6) fixed to one surface on a top of the bracket (3) and configured to electrically connect the coil and an external device.

US Pat. No. 10,559,993

STATOR AND MOTOR

FANUC CORPORATION, Yaman...

1. A stator comprising:a stator core having a cylindrical yoke portion and a plurality of tooth portions protruding toward an inner side of a radial direction of the yoke portion from positions spaced from each other in a circumferential direction of an inner circumferential portion of the yoke portion and extending in an axial direction of the yoke portion;
a plurality of coils attached to the tooth portion so as to surround the tooth portion, the coils forming a first void portion between an inner circumferential portion of the coil and a first end surface on one end side in the axial direction of the tooth portion and forming a second void portion between the inner circumferential portion of the coil and a second end surface on the other end side in the axial direction of the tooth portion;
a plurality of first coil fixing components inserted into the first void portion from an inner side of the radial direction toward an outer side thereof to fix the coils; and
a plurality of second coil fixing components inserted into the second void portion from the inner side of the radial direction toward the outer side to fix the coils, wherein
the first end surface has a first concave portion,
the second end surface has a second concave portion,
the first coil fixing component has a first body portion inserted into the first void portion, a first convex portion protruding from a position contacting the first end surface, of the first body portion so as to be inserted into the first concave portion, and a first locking portion extending from an end on the inner side of the radial direction of the first body portion toward the opposite side of the first end surface to lock the coil from the inner side of the radial direction,
the second coil fixing component has a second body portion inserted into the second void portion, a second convex portion protruding from a position contacting the second end surface, of the second body portion so as to be inserted into the second concave portion, and a second locking portion extending from an end on the inner side of the radial direction of the second body portion toward the opposite side of the second end surface to lock the coil from the inner side of the radial direction,
the first body portion has a first guiding portion that guides insertion into the first void portion,
the second body portion has a second guiding portion that guides insertion into the second void portion,
the first body portion and the second body portion each have a shape that is tapered toward an outer side of the radial direction, and
at least one of the first body portion and the second body portion has an elastic structure that exerts elastic force in the axial direction.

US Pat. No. 10,559,992

STATOR OF ROTATING ELECTRICAL MACHINE, AND ROTATING ELECTRICAL MACHINE

Hitachi Automotive System...

1. A stator of a rotary electric machine, the stator comprising:a stator core in which a plurality of slots is formed;
a stator coil to be inserted into the slot; and
an insulating paper to be inserted into the slot, and insulating the stator coil and the stator core, wherein
the insulating paper includes a first insulating paper portion arranged adjacent to the stator core at an outside of an end surface in an axial direction of the slot and at least a second insulating paper portion arranged between the first insulating paper portion and the stator coil, and
the insulating paper forms a resin reservoir portion in which an insulating resin is arranged, between the first insulating paper portion and the second insulating paper portion, wherein a lowermost point of the resin reservoir is located outside of the stator core, such that the insulating resin in the resin reservoir is only disposed outside of the stator core.

US Pat. No. 10,559,991

STRUCTURES UTILIZING A STRUCTURED MAGNETIC MATERIAL AND METHODS FOR MAKING

Persimmon Technologies Co...

1. A slotless flux motor, comprising:a stator defined by a continuous surface at which at least one core is disposed and a winding disposed on the at least one core, an outer wall circumferentially positioned around the at least one core, an edge of the outer wall extending radially beyond an outer edge of the winding disposed on the at least one core and between an upper edge of winding and a lower edge of the winding;
a rotor having a rotor pole and being rotatably mounted in the stator; and
at least one magnet mounted between the stator and the rotor pole;
wherein a conical air gap is defined between the stator pole and the at least one magnet, wherein the conical air gap allows flux flow along radial, axial, and circumferential directions of the motor; and
wherein a separation plane normal to an axis of rotation extends through the stator and the rotor, and wherein the at least one magnet and the conical air gap are together configured to allow flux flow between the stator and the rotor in a three-dimensional flux pattern such that the flux flow does not cross the separation plane.

US Pat. No. 10,559,990

STRUCTURES UTILIZING A STRUCTURED MAGNETIC MATERIAL AND METHODS FOR MAKING

Persimmon Technologies Co...

1. A motor, comprising:a stator comprising at least one core and an outer wall, the outer wall extending in an axial direction;
a coil wound on the at least one core of the stator such that an edge of the outer wall extending in the axial direction is below, even with, or extends beyond a surface of the coil facing in the axial direction and such that the outer wall extends radially beyond an outer edge of the coil;
a rotor having a rotor pole and being rotatably mounted relative to the stator;
at least one magnet disposed between the rotor and the stator; and
a conical air gap between the stator and the at least one magnet;
wherein a separation plane normal to an axis of rotation extends through the stator and the rotor, and wherein the coil, the at least one magnet, and the conical air gap are together configured to allow flux flow between the stator and the rotor in a three-dimensional flux pattern such that the flux flow does not cross the separation plane.

US Pat. No. 10,559,989

ROTOR CARRIER AND LOCKING DIAPHRAGM SPRING

11. A carrier hub of a hybrid drive module including a torque converter and an electric motor including a rotor, the carrier hub comprising:a carrier hub surface including a retention groove configured to interlock the carrier hub to one or more fingers of a diaphragm spring and inhibit rotation and axial movement of the diaphragm spring relative to the carrier hub, wherein the retention groove includes a first and second passageway connected by a third passageway, wherein the first, second, and third passageways extend in different directions to allow the finger to be translated along the retention groove in three different directions.

US Pat. No. 10,559,988

ROTOR FOR ROTARY ELECTRIC MACHINE

MITSUBISHI ELECTRIC CORPO...

1. A rotor for a rotary electric machine, comprising:a first rotor member; and
a second rotor member,
the first rotor member including a first core member and a first magnet group provided to the first core member,
the second rotor member including a second core member and a second magnet group provided to the second core member,
the first core member and the second core member being fixed to each other under a state of being aligned in an axial direction of the rotor,
the first magnet group and the second magnet group being adjacent to each other in the axial direction,
the first magnet group including a plurality of first magnets arrayed in a circumferential direction of the rotor,
the second magnet group including a plurality of second magnets arrayed in the circumferential direction,
the first magnet and the second magnet, which are adjacent to each other and have the same polarity, being shifted from each other in the circumferential direction so as to mutually receive a magnetic repulsive force in the circumferential direction,
one of the first core member and the second core member having a first recessed portion, and another of the first core member and the second core member having a first protruding portion to be engaged with the first recessed portion in the circumferential direction,
at least any one of the first core member and the second core member is formed as a core assembly member including a main body core block and a plurality of arc-shaped core blocks mounted to any one of an outer peripheral portion and an inner peripheral portion of the main body core block,
magnets included in the plurality of first magnets and the plurality of second magnets, which are provided to the core assembly member, are provided to the arc-shaped core blocks,
any one of the main body core block and the plurality of arc-shaped core blocks has a second recessed portion formed thereon, and another of the main body core block and the plurality of arc-shaped core blocks has a second protruding portion formed thereon to be engaged with the second recessed portion in a direction in which the first protruding portion is brought into engagement with the first recessed portion,
the second recessed portion has a second recessed-portion engagement portion having a width which continuously decreases in a direction in which the second protruding portion is brought into engagement with the second recessed portion, and
the second protruding portion has a second protruding-portion engagement portion to be fitted into the second recessed-portion engagement portion.

US Pat. No. 10,559,987

ELECTROMAGNETIC ARMATURE FOR ROTATING ELECTRICAL MACHINE AND METHOD FOR MANUFACTURING SAME

Francecol Technology, Sa...

1. An electromagnetic armature comprising an electromagnetic yoke having a cylindrical surface with an axis z which is designed to be opposite an air gap surface, the cylindrical surface being known as an interaction surface, a plurality of teeth forming magnetic poles, the teeth being associated in a projecting manner with the interaction surface in the direction of the air gap surface, and disposed spaced all around the yoke, characterized in that each tooth comprises a recess arranged in one of the faces of the tooth on a so-called polar plane orthogonal to the direction z, the recess being designed to receive a winding, and in that said teeth are arranged on the yoke such that the recesses are disposed alternately on both sides of the polar median plane which passes through the middle of the yoke.

US Pat. No. 10,559,986

SYSTEM, METHOD, AND APPARATUS FOR WIRELESS CHARGING

CAPITAL ONE SERVICES, LLC...

1. An electronic transaction card comprising:a Near-Field Communication (NFC) antenna;
an energy storage component; and
a processor configured to:
send and receive data packets to and from a terminal system to conduct a transaction using contactless payment technology, wherein the data packets include user authentication information to authenticate payment;
transmit, via the NFC antenna, an advertising packet from the electronic transaction card to a mobile power receiving device;
receive, via the NFC antenna, a response to the advertising packet from the mobile power receiving device, wherein the response indicates a first frequency of energy transmission via the NFC antenna;
alter the first frequency of energy transmission via the NFC antenna to a second frequency of energy transmission via the NFC antenna based on a distance between the electronic transaction card and the mobile power receiving device; and
broadcast, via the NFC antenna, a signal to the mobile power receiving device using the second frequency and configured to charge the mobile power receiving device via inductive charging.

US Pat. No. 10,559,985

WIRELESS POWER TRANSFER SYSTEM, CONTROL METHOD OF WIRELESS POWER TRANSFER SYSTEM, WIRELESS POWER TRANSMITTING APPARATUS, CONTROL METHOD OF WIRELESS POWER TRANSMITTING APPARATUS, AND STORAGE MEDIUM

CANON KABUSHIKI KAISHA, ...

1. A power transmitting apparatus comprising:a member configured to mount a power receiving apparatus;
a power transmitting unit configured to wirelessly transmit power to the power receiving apparatus mounted on the member;
a communication unit configured to communicate with the power receiving apparatus mounted on the member; and
a control unit configured to control the power transmitting unit and the communication unit,
wherein the communication unit transmits information to the power receiving apparatus mounted on the member, thereby the power receiving apparatus displays, based on the information transmitted by the communication unit, a charging message representing a charging speed.

US Pat. No. 10,559,984

POWER TRANSFER SYSTEM, AND POWER RECEIVING APPARATUS, POWER TRANSMITTING APPARATUS, AND CONTROL METHOD THEREOF

CANON KABUSHIKI KAISHA, ...

1. A power receiving apparatus comprising:a first antenna for wirelessly receiving power from a power transmitting apparatus and for performing communication;
a second antenna for performing communication;
one or more memories storing instructions; and
one or more processors executing the instructions to:
perform communication regarding identification information, with the power transmitting apparatus, via the first antenna;
transmit a first signal via the second antenna;
receive a second signal indicating a request for communication via the second antenna after transmitting the first signal;
determine whether a transmission source of the second signal is the power transmitting apparatus with which the identification information is communicated via the first antenna based on identification information included in the second signal;
control to perform communication regarding power receiving control via the second antenna, based on determining the transmission source of the second signal is the power transmitting apparatus with which the identification information is communicated via the first antenna, with the transmission source of the second signal, and control not to perform communication regarding power receiving control via the second antenna, based on determining the transmission source of the second signal is not the power transmitting apparatus with which the identification information is communicated via the first antenna, with the transmission source of the second signal.

US Pat. No. 10,559,983

POLARIZATION ADAPTIVE WIRELESS POWER TRANSMISSION SYSTEM

Ossia Inc., Bellevue, WA...

1. A wireless power transmission system comprising:an antenna array having a plurality of antennas;
control circuitry operatively coupled to the plurality of antennas, the control circuitry configured to:
determine polarization information of a beacon signal received at multiple antennas of the plurality of antennas of the antenna array, wherein the beacon signal is transmitted by a client device in a multipath wireless power delivery environment; and
dynamically configure polarization information associated with each of the multiple antennas of the plurality of antennas of the antenna array to match the polarization information determined at respective antennas of the multiple antennas.

US Pat. No. 10,559,982

EFFICIENT ANTENNAS CONFIGURATIONS FOR USE IN WIRELESS COMMUNICATIONS AND WIRELESS POWER TRANSMISSION SYSTEMS

Ossia Inc., Bellevue, WA...

1. A transmitter device, comprising:multiple antennas;
a dielectric material in proximity to the multiple antennas, the dielectric material having disposed therein a non-layered distribution of a high refractive index material and a low refractive index material; and
multiple scattering elements embedded in the dielectric material,
wherein one or more of the multiple scattering elements are configured to increase a number of radiating elements per volume in the transmitter device by creating complex waveforms with increased diversity when excited by one or more signals emitted by the multiple antennas.

US Pat. No. 10,559,981

POWER LINKS AND METHODS FOR IMPROVED EFFICIENCY

Daxsonics Ultrasound Inc....

1. A method of improving transfer efficiency in an ultrasonic power link having a send transducer and configured to transmit at a transmit frequency, in which the send transducer has a fixed resonant global best operating frequency characteristic to the send transducer, the method comprising detecting changes in impedance phase as seen by the send transducer by sweeping the transmit frequency over a range of frequencies, identifying a target frequency at which the impedance phase is at a local minimum that is closest in value to the global best operating frequency, and adjusting the transmit frequency to the target frequency.

US Pat. No. 10,559,980

SIGNALING IN WIRELESS POWER SYSTEMS

WiTricity Corporation, W...

1. A source for providing power wirelessly to, or receiving power wireless from, a vehicle, the source comprising:a source resonator capable of generating a first electromagnetic field to provide power wirelessly to a device resonator configured to be mounted to the vehicle, and to receive power wirelessly via a second electromagnetic field generated by the device resonator;
power and control circuitry coupled to the source resonator and configured to control a direction of flow of the power, including a first direction of flow via the first electromagnetic field during a first time period and a second direction of flow via the second electromagnetic field during a second time period, the power and control circuitry comprising a processor configured to monitor a state of the power and control circuitry corresponding to the direction of flow; and
a user interface coupled to the power and control circuitry and configured to report information based on the monitored state of the power and control circuitry.

US Pat. No. 10,559,979

CHARGING RECHARGEABLE APPARATUS

Nokia Technologies Oy, E...

9. A method comprising:accessing a trigger event comprising a battery level threshold of a rechargeable apparatus;
linking the rechargeable apparatus with a charging apparatus for wireless communication;
determining that the trigger event has occurred and the rechargeable apparatus is outside of a charging range of the charging apparatus;
in response to a determination that the trigger event has occurred and that the rechargeable apparatus is outside of the charging range of the charging apparatus, causing transmission of a wireless communication from the rechargeable apparatus to the charging apparatus;
causing an alert associated with the rechargeable apparatus to be provided by the charging apparatus; and
in an instance the rechargeable apparatus is positioned within the charging range of the charging apparatus, causing the provision of the alert associated with the rechargeable apparatus to be stopped.

US Pat. No. 10,559,978

SYSTEM, APPARATUS AND METHOD FOR SUPPLYING ELECTRIC POWER, APPARATUS AND METHOD FOR RECEIVING ELECTRIC POWER

Sony Corporation, Tokyo ...

1. An electric power supply device, comprising:at least one electric power supply section configured to supply electric power to at least one electric power reception device wirelessly;
a selection section configured to select the at least one electric power supply section for the supply of the electric power to the at least one electric power reception device wirelessly, wherein a location of the selected at least one electric power supply section is entirely within an area of the electric power reception device;
a detection section configured to detect a foreign substance; and
a control section configured to stop the electric power supplied to the at least one electric power reception device based on a presence of the foreign substance on a surface of the at least one electric power supply section, wherein the foreign substance is in contact with the surface of the at least one electrical power supply section.

US Pat. No. 10,559,977

INTRA-MICROGRID COMMUNICATION ARCHITECTURE

UNITED TECHNOLOGIES CORPO...

1. A microgrid for communicating between intelligent electronic devices, the microgrid comprising:a plurality of intelligent electronic devices configured to communicate directly with one another in a first language, wherein each of the intelligent electronic devices includes a controller and a gateway, the gateway being configured to convert incoming messages from the first language to a second language native to the controller, wherein the first language is different than the second language,
wherein each of the intelligent electronic devices include a first language stack, the first language stack configured to send and receive messages in the first language,
wherein each first language stack includes an incoming first language application configured to parse incoming bits into a message in the first language, and place the parsed messages into an incoming first language queue,
wherein each gateway receives the parsed messages from the incoming first language queue and associates each parsed message with a message in the second language, and wherein the gateway places the messages in the second language in a second language queue,
wherein each controller is configured to determine an intelligent electronic device function corresponding to the messages in the second language queue,
wherein each intelligent electronic device includes an outgoing second language application configured to parse bits into a message from the respective intelligent electronic device in the second language, and to update a variable corresponding to the parsed message from the respective intelligent electronic device and
wherein the first language stack is configured to generate an outgoing message in the first language based on the update to the variable, and to place the outgoing message in an outgoing first language queue.

US Pat. No. 10,559,975

SYSTEM AND METHOD FOR DISTRIBUTED GRID CONTROL WITH SUB-CYCLIC LOCAL RESPONSE CAPABILITY

Smart Wires Inc., Union ...

1. A system for hierarchical monitoring and control for a high-voltage power grid comprising:i) a plurality of high-voltage transmission lines carrying power from generation locations to distribution centers;
ii) a plurality of impedance injection modules distributed over, and coupled to, the high-voltage transmission lines of the power grid, each impedance injection module coupled to only one high voltage transmission line of the power grid, and comprises:
a controller that senses disturbances on the high-voltage transmission line and reacts by generating and injecting inductive and/or capacitive impedances of appropriate magnitude onto the high-voltage transmission line via an injection transformer coupled to the high-voltage transmission line; and
a transceiver for high-speed communication with other impedance injection modules within a local group of impedance injection modules to enable coordinated response of the other impedance injection modules within the respective local group of impedance injection modules to disturbances on the high-voltage transmission line;
iii) a group of local centers, each local center within the group of local centers having a high-speed transceiver for high-speed communication with impedance injection modules within a respective local group of impedance injection modules and with other local centers to enable coordinated response of all impedance injection modules associated with that group of local centers; and
iv) a communication link to and from a system utility, at each local center, for communication at a lower speed than the high-speed communication between impedance injection modules and between impedance injection modules and local centers.

US Pat. No. 10,559,974

CONSTANT POWER OUTPUT FROM EMERGENCY BATTERY PACKS

Eaton Intelligent Power L...

1. An electrical system comprising:a power supply that provides primary power;
an electrical device comprising at least one electrical load, wherein the electrical device is coupled to the power supply, wherein the at least one electrical load operates when the electrical device receives the primary power;
an energy storage unit comprising at least one energy storage device, wherein the at least one energy storage device charges using the primary power; and
a controller that determines an initial charging period during which the at least one energy storage device is charged using a constant supply of the primary power, wherein the controller changes the constant supply of the primary power to a trickle charge of the primary power at the end of the initial charging period to maintain a minimum charge level of the at least one energy storage device,
wherein the at least one electrical load receives reserve power from the energy storage unit when the power supply ceases providing the primary power and the trickle charge,
wherein the controller further causes the reserve power delivered by the energy storage unit to be substantially constant over time,
wherein the energy storage unit comprises a boost converter,
wherein the reserve power is less than the primary power but greater than a minimum threshold value.

US Pat. No. 10,559,973

ELECTRONIC DEVICE AND POWER SUPPLY METHOD THEREOF

Wistron Corporation, New...

1. An electronic device, comprising:an auxiliary power supply device;
a detachable power supply device; and
a control circuit, coupled to a power supply terminal, wherein the power supply terminal is coupled to a system load, and the control circuit comprises:
a change-over switch, having a first terminal coupled to the power supply terminal and a second terminal coupled to a supply terminal of the auxiliary power supply device;
a first switch, having a first terminal coupled to a control terminal of the change-over switch, and a control terminal of the first switch being coupled to the supply terminal of the detachable power supply device when the detachable power supply device is assembled to the electronic device; and
a second switch, having a first terminal coupled to the control terminal of the change-over switch and a control terminal coupled to the power supply terminal, wherein
when the detachable power supply device is assembled to the electronic device, the first switch is turned on to turn on the change-over switch, the second switch maintains the change-over switch in a conducting state, and the detachable power supplies power to the system load;
wherein when the electronic device is not turned on and the detachable power supply is removed from the electronic device, the change-over switch is not in a conducting state, and the control circuit does not turn on the electronic device by using the auxiliary power supply device, and
when the electronic device is in an on state and the detachable power supply is removed from the electronic device, the changer-over switch is in the conducting state, and the second switch of the control circuit is continuously turned on to maintain the change-over switch in a conducting state, so as to keep supplying power to the electronic device by using the auxiliary power supply device.

US Pat. No. 10,559,972

TWO-TIER BATTERY SOLUTION FOR DATA CENTER BACKUP

Google LLC, Mountain Vie...

1. A system, comprising:a plurality of first batteries, each first battery respectively electrically coupled to a respective server rack in a plurality of server racks and having a respective capacity to provide power to the respective server rack for a first power anomaly for up to a first duration;
a second battery electrically coupled to the plurality of server racks and having a capacity to provide power to the plurality of respective server racks for a second power anomaly for up to a second duration, wherein the second duration is longer than the first duration, wherein each power anomaly is a deviation of mains power from one or more of a nominal supply voltage and frequency; and
a power control system operable to perform operations comprising:
determining, for the plurality of server racks and based on observed power anomalies, a power anomaly profile that describes historical statistics of the observed power anomalies;
determining, for the plurality of server racks and based on the power anomaly profile, a likelihood threshold that quantifies a likelihood of any future power anomaly exceeding the second duration; and
selecting the capacity of the second battery based on the historical statistics of the observed power anomalies and power consumption statistic for the plurality of server racks such that a likelihood of the second battery to provide power to the plurality of server racks for a duration of any future power anomaly meets the determined likelihood threshold.

US Pat. No. 10,559,971

WIRELESSLY CHARGEABLE BATTERY APPARATUS

Ossia Inc., Bellevue, WA...

1. A wirelessly chargeable battery apparatus comprising:a housing configured in dimensions that conform to standardized battery dimensions;
one or more antennas situated within the housing, the antennas configured to receive wireless radio frequency (RF) power from a wireless charging system;
one or more electronic circuit boards situated within the housing, the one or more electronic circuit boards configured to convert the received wireless RF power to direct current (DC) power;
one or more battery modules situated within the housing and configured to store the DC power;
a voltage configuration module operable to dynamically vary an output voltage of the wirelessly chargeable battery apparatus based on a configuration of the one or more battery modules; and
terminal caps configured to deliver the output voltage to a battery-powered device when the terminal caps are in contact with battery contact portions of the battery-powered device.

US Pat. No. 10,559,970

METHOD FOR WIRELESS CHARGING POWER CONTROL

Qorvo US, Inc., Greensbo...

1. A method for wireless charging power control comprising:determining an effective charging power in a direct-current (DC) charging signal that charges a battery, wherein the DC charging signal is generated by a radio frequency (RF) power harvesting circuit to have the effective charging power proportional to a total RF power received in a wireless RF charging signal received from a wireless charging station;
generating a battery charging signal indication (BCSI) in response to:
determining a target charging power required by the battery based on a charging profile of the battery;
comparing the effective charging power against the target charging power required by the battery; and
the determined effective charging power in the DC charging signal being different from the target charging power without adjusting the effective charging power in the DC charging signal by adjusting settings of the RF power harvesting circuit; and
sending the BCSI to the wireless charging station to control the total RF power associated with the RF wireless charging signal, wherein the BCSI is sent to the wireless charging station via an antenna switch configured to couple an antenna to the RF power harvesting circuit and one of a plurality of RF paths configured to transmit the BCSI on various RF spectrums of an Industrial, Scientific, and Medical (ISM) band.

US Pat. No. 10,559,969

CHARGING CABLE AND CHARGING CONTROL DEVICE

GUANGDONG OPPO MOBILE TEL...

1. A charging cable, comprising:at least one of:
a first interface, configured to connect to a power adapter electronically; or
a second interface, configured to connect to an electronic equipment electronically, wherein the at least one of the first interface or the second interface comprises:
a contact sheet; and
a first temperature measuring component, configured to measure temperature of the contact sheet, and arranged on the same thermal conductive substrate as the contact sheet; and
a controller, configured to determine temperature of a charging interface and control charging for the electronic equipment according to the temperature of the charging interface, wherein the charging interface comprises at least one of the following interfaces: an interface of the power adapter used for electrical connection with the charging cable, the first interface, the second interface, and an interface of the electronic equipment used for electrical connection with the charging cable.

US Pat. No. 10,559,968

CHARGE/DISCHARGE CONTROL CIRCUIT AND BATTERY APPARATUS

ABLIC INC., Chiba (JP)

1. A charge/discharge control circuit comprising:a first power supply terminal connected to a first electrode of a secondary battery;
a second power supply terminal connected to a second electrode of the secondary battery;
a discharge control terminal connected to a gate of a discharge control field effect transistor (FET) which controls discharging of the secondary battery;
a discharge control output circuit configured to output a discharge control signal to the discharge control terminal; and
a control circuit configured to control the discharge control output circuit,
the discharge control output circuit comprising:
a first clamp voltage output circuit configured to output a first clamp voltage lower than a voltage of the first power supply terminal to the discharge control terminal to turn on the discharge control FET when the voltage of the first power supply terminal is higher than a first prescribed voltage, and
a first power supply voltage output circuit configured to output the voltage of the first power supply terminal to the discharge control terminal to turn on the discharge control FET when the voltage of the first power supply terminal is equal to or less than the first prescribed voltage.

US Pat. No. 10,559,967

SWITCHABLE INTERFACE FOR POWER TOOLS

Hilit Aktiengesellschaft,...

1. A power tool comprising:a control device; and
at least one electromechanical interface device for connecting at least one rechargeable battery to the power tool and for supplying the power tool with voltage from the rechargeable battery, the interface device including at least one first terminal and a second terminal, the interface device being settable to at least one first position and to a second position, the first terminal being usable to supply the power tool with voltage from a first rechargeable battery when the interface device is set in the first position, and the second terminal being usable to supply the power tool with voltage from a second rechargeable battery when the interface device is set in the second position;
wherein the first terminal includes a first number of terminal elements, and the second terminal includes a second number of terminal elements, the first number of terminal elements corresponding to a first rechargeable battery contact element number of contact elements of the first rechargeable battery, and the second number of terminal elements corresponding to a second rechargeable battery contact element number of contact elements of the second rechargeable battery; and wherein the interface device includes a first connecting point and a second connecting point for connecting the interface device to the control device, the first connecting point having a first number of connecting elements, and the second connecting point having a second number of connecting elements, the first number of connecting elements corresponding to the first number of terminal elements, and the second number of connecting elements corresponding to the second number of terminal elements.

US Pat. No. 10,559,966

INFORMATION DISPLAYING METHOD AND INFORMATION DISPLAYING DEVICE

PANASONIC INTELLECTUAL PR...

1. A method for displaying information on a display, comprising:receiving a request to display, on the display, information indicating whether each of a plurality of battery packs associated with the display, is mounted on a device of a plurality of devices associated with the display, each of the plurality of battery packs being mountable on the plurality of devices; and
in response to the request, displaying, on a monitor of the display, information indicating whether or not a battery pack of the plurality of battery packs associated with the display is mounted on each device of the plurality of devices associated with the display,
wherein, in the displaying, a first image is displayed in a different manner from a second image, the first image indicating a mounted state of a battery pack on a device of the plurality of devices associated with the display, the second image indicating an unmounted state of a battery pack on a device of the plurality of devices associated with the display.

US Pat. No. 10,559,964

MOBILE TERMINAL AND BATTERY CHARGING METHOD THEREFOR

LG ELECTRONICS INC., Seo...

1. A mobile terminal, comprising:a terminal body comprising a battery;
an adaptor connector formed at one side surface of the terminal body and to which a power supply adaptor is connected;
a plurality of charging units configured to charge the battery between the adaptor connector and the battery; and
a controller configured to generate a control signal for controlling each of the plurality of charging units,
wherein any one of the plurality of charging units is configured to:
detect a level of a voltage of the battery,
compare the voltage of the battery with first to third threshold voltages, and
output first battery voltage data to the controller when the voltage of the battery is lower than the first threshold voltage, output second battery voltage data to the controller when the voltage of the battery is equal to or larger than the first threshold voltage and is lower than the second threshold voltage, and output third battery voltage data to the controller when the voltage of the battery is equal to or larger than the second threshold voltage and is lower than the third threshold voltage.

US Pat. No. 10,559,963

BALANCE CORRECTION APPARATUS AND ELECTRIC STORAGE SYSTEM

NExT-e Solutions Inc., T...

4. A balance correction apparatus that equalizes voltages of a first electric storage cell and a second electric storage cell connected in series, comprising:an inductor having an end electrically connected to a connection point between an end of the first electric storage cell and an end of the second electric storage cell;
a first switching device electrically connected between another end of the inductor and another end of the first electric storage cell;
a second switching device electrically connected between another end of the inductor and another end of the second electric storage cell; and
a control section supplying a control signal to control ON/OFF operations of the first switching device and the second switching device, to the first switching device and the second switching device, wherein
the control section obtains information representing a voltage difference between the first electric storage cell and the second electric storage cell, and
the control section supplies the control signal to cause both of the first switching device and the second switching device to operate to be OFF, when the voltage difference is equal to or smaller than a predetermined value, wherein
the control section supplies the control signal so that the balance correction apparatus repeats, at an adjustable period of time, a cycle of switching operations including a first operation in which one of the first switching device and the second switching device is operated to be ON and the other switching device is operated to be OFF, followed by a second operation in which the one switching device is operated to be OFF and the other switching device is operated to be ON, a single repetition of the cycle including only one instance of each of the first operation and the second operation, such that the first operation and the second operation are repeated only by repetition of the cycle,
the control section supplies the control signal so that the adjustable period of time of each successive repetition of the cycle shortens as the voltage difference decreases, and
the control section supplies the control signal so that both of the first switching device and the second switching device are operated to be OFF, when the adjustable period of time of a repetition of the cycle is equal to or smaller than a predetermined value.

US Pat. No. 10,559,962

POWER-OUTPUTTING MANAGEMENT METHOD FOR POWER-SUPPLYING APPARATUS

AIC INC., Taoyuan (TW)

1. A power-outputting management method applied to a plurality of power-supplying apparatuses and at least one electronic apparatus, the plurality of power-supplying apparatuses configured to supply power to the electronic apparatus, the power-outputting management method comprising:turning off at least one of the plurality of power-supplying apparatuses in a working status to increase output power ratios of the plurality of power-supplying apparatuses in the working status to meet an output power ratio standard if the plurality of power-supplying apparatuses are in a working interval and the output power ratios of the plurality of power-supplying apparatuses in the working status are less than the output power ratio standard; and
setting a power capping of the plurality of power-supplying apparatuses based on an actual power consumption of the electronic apparatus if the plurality of power-supplying apparatuses are in the working interval and the output power ratios of the plurality of power-supplying apparatuses in the working status meet the output power ratio standard, wherein the output power ratio of each of the plurality of power-supply apparatuses is achieved by dividing an actual output power of each the plurality of power-supply apparatuses over an maximum output power of each of the plurality of power-supply apparatuses.

US Pat. No. 10,559,961

METHOD AND APPARATUS FOR MANAGING ELECTRIC ENERGY PRODUCED LOCALLY FOR SELF-CONSUMPTION AND DISTRIBUTED TO MULTIPLE USERS BELONGING TO ONE OR MORE COMMUNITIES OF USERS

Sisvel Technology S.R.L.,...

1. A device for managing a supply of electric energy to a user belonging to a community of users, each of said users in said community of users being a local user and sharing at least one system for producing electric energy from a local source, said device configured to be connected locally to said local source, said device allowing the local user of said community to receive a fraction of said energy produced by said local source without interacting with an external distributor of energy and without using electric grid connections, wherein said energy can be allocated and self-consumed locally by said local user of said community, said device being connected with said local source in parallel with other devices of other local users of the community, said other devices having a similar structure and functionality as said device, wherein said other devices of the community are configured to allow said other local users to each receive a fraction of said energy produced by said local source without interacting with an external distributor of energy and without using electric grid connections to the external distributor, and wherein said device is configured to receive energy from said local source and at least one system for supplying electric energy managed by the external distributor by using electric grid connections, wherein said local source is connected to the electric grid through a two way meter and wherein said device and said other devices are connected at a point between said local source and said two way meter, said device comprising:a combining circuit configured to combine electric energy coming from said at least one system for producing energy from said local source and from said at least one system for distributing energy managed by an external distributor; and
an adjusting circuit configured to adjust the fraction of electric energy supplied to said local user from said local source as a function of the electric energy coming from said local source that must be supplied, by means of said parallel connections, to the other local users of said community;
wherein said adjusting circuit is configured to receive information about a fraction of energy produced by said local source not used by at least another local user of said community, and, in case of need, giving priority to taking electric energy directly from said system for producing energy from a local source over said at least one system for supplying electric energy managed by an external distributor by drawing a higher amount of energy from said local source if said unused fraction is available; and
a circuit configured to prevent the electric energy managed by the external distributor and received by the device from flowing back to the two way meter and wherein said circuit is configured to allow the fraction of said energy received from said local source to only flow to said user associated with said device.

US Pat. No. 10,559,960

APPARATUS, DEVICE AND COMPUTER IMPLEMENTED METHOD FOR CONTROLLING POWER PLANT SYSTEM

GREENSMITH ENERGY MANAGEM...

1. A computer implemented method for controlling a power plant system, the power plant system including a photovoltaic power source configured to provide photovoltaic DC power to a photovoltaic DC bus, the photovoltaic power source including an inverter including a direct current (DC) power input operationally connected to the photovoltaic DC bus to receive photovoltaic DC power, and an alternating current (AC) power output for supplying AC power to an AC system, a DC-to-DC converter including a first direct current (DC) port to be operationally connected to the photovoltaic DC bus in parallel with the photovoltaic power source, an energy storage and an energy storage manager operationally connected to a second direct current (DC) port of the DC-to-DC converter, the method for controlling the power plant system comprising:receiving a target value for the AC power to be supplied by the inverter;
receiving weather forecast information, energy storage status information and photovoltaic power source parameters;
generating forecasted energy flow information for the photovoltaic power source based on the weather information and the photovoltaic power source parameters;
comparing the forecasted energy flow information and the energy storage status information; and
adjusting the target value for the AC power based on the comparison.

US Pat. No. 10,559,959

MULTI-GENERATOR POWER PLANT ARRANGEMENT, ENERGY SUPPLY NETWORK HAVING A MULTI-GENERATOR POWER PLANT ARRANGEMENT AND METHOD FOR DISTRIBUTING REACTIVE POWER GENERATION IN A MULTI-GENERATOR POWER PLANT ARRANGEMENT

1. A multi-generator power plant arrangement, comprising:a network feeding-in point, which is electrically coupled to an energy supply network;
a plurality of generators, which are in each case electrically coupled to the network feeding-in point and are designed to provide a reactive power in dependence on a first control variable, wherein at least one generator of the plurality of generators is a grid-forming generator, which is designed to provide an output voltage at a specified amplitude and a specified frequency or phase on a basis of a second control variable, wherein the reactive power to be provided by the plurality of generators is divided among the plurality of generators using a predetermined ratio or predetermined rules such that each respective generator of the plurality of generators has a designated reactive power to be fed in; and
a control device, which is designed to calculate a respective second control variable for the output voltage of the at least one grid-forming generator by using the designated reactive power to be fed in by a respective grid-forming generator of the plurality of generators, and to transmit the calculated respective second control variable to the respective grid-forming generator of the plurality of generators.

US Pat. No. 10,559,958

METHOD, CONTROLLER, AND NETWORK FOR CONTROLLING DEVICES IN POWER DISTRIBUTION NETWORK

Upside Energy Ltd., Ches...

1. A method of controlling a plurality of power units in a power distribution network (PDN), comprising:a) receiving one or more requests to increase or decrease the power drawn from, or the power supplied to, the PDN;
b) determining, based on aggregated power and/or energy data regarding the plurality of power units, and the one or more requests, one or more parameters defining properties of power units to be controlled in response to the one or more requests;
c) receiving status updates from the plurality of power units, each status update comprising information about the properties of the power unit that sent the status update; and for each status update determining, based on the received information and the determined parameters, whether the properties of the power unit that sent the status update fulfil the determined parameters; and if the properties of the power unit fulfil the determined parameters, controlling the power unit that sent the status update to change the amount of power drawn from or supplied to the PDN.

US Pat. No. 10,559,957

MICROGRID ELECTRIC POWER GENERATION SYSTEMS AND ASSOCIATED METHODS

1. A method for operating a microgrid electric power generation system, comprising:delivering energy to a first electric power bus at least partially from one or more kinetic generators electrically coupled to the first electric power bus, the one or more kinetic generators storing energy therein in kinetic form;
controlling the one or more kinetic generators in response to a change in a load powered by the first electric power bus such that a magnitude of a voltage on the first electric power bus remains within a predetermined voltage range, while maintaining an output power of one or more combustion generators electrically coupled to the first electric power bus at a constant value during the change in load; and
controlling the one or more combustion generators based at least in part on an operating state of the one or more kinetic generators.

US Pat. No. 10,559,956

LOAD CONTROL DEVICE HAVING A REDUCED LEAKAGE THROUGH GROUND

Lutron Technology Company...

1. A load control device for controlling power delivered from an AC power source to an electrical device, the load control device comprising:a first hot detect circuit configured to generate a first hot-detect signal;
a second hot detect circuit configured to generate a second hot-detect signal;
a first switching circuit electrically coupled between the second hot detect circuit and a connection, the connection adapted to be electrically coupled to earth ground or a neutral side of the AC power source; and
a control circuit configured to receive the first hot-detect signal and the second hot-detect signal, configured to render the first switching circuit conductive and non-conductive, and configured to determine whether the first hot-detect signal and the second hot-detect signal are in phase;
wherein, when the control circuit determines that the first hot-detect signal and the second hot-detect signal are in phase, the control circuit is configured to render the first switching circuit non-conductive; and
wherein, when the control circuit determines that the first hot-detect signal and the second hot-detect signal are out of phase, the control circuit is configured to render the first switching circuit conductive.

US Pat. No. 10,559,955

ELECTROSTATIC SURGE PREVENTION STRUCTURE

Clarion, CO., LTD., Sait...

1. An electrostatic surge prevention structure comprising:a flexible printed circuit board connected to a circuit board contained in an electronic device is provided at a position corresponding to a gap, between two members, open to an exterior of the electronic device, appearing in the electronic device, wherein
the flexible printed circuit board has a base material, a first conductor part, and a second conductor part which are laminated in a thickness direction of the flexible printed circuit board,
the first conductor part forms a layer on one surface side of the base material, the second conductor part forms a layer on another surface side of the base material, and the base material forms a layer between the first conductor part and the second conductor part,
surfaces of the first conductor part and the second conductor part, which are an opposite surface side to the base material, are covered with insulative coats,
the first conductor part has an exposed part, in which the first conductor part is not covered with the insulative coat, to be grounded, and the second conductor part is a signal line allowing a signal,
in the flexible printed circuit board, the first conductor part is directed toward the gap and a width direction of the first conductor part is arranged along a direction of the gap with the exposed part formed at a portion facing the gap, and
the exposed part of the first conductor part is formed along the direction of the gap extending in a strip shape across a width of the flexible printed circuit board.

US Pat. No. 10,559,954

METHODS AND APPARATUS FOR VOLTAGE AND CURRENT CALIBRATION

SEMICONDUCTOR COMPONENTS ...

1. A calibration circuit, comprising:a battery pack comprising a negative pack terminal; and
an intermediate node;
a first protection IC coupled to a first transistor, wherein the first transistor is coupled between the negative pack terminal and the intermediate node;
a second protection IC coupled in parallel with the first protection IC and coupled to a second transistor;
a power source adapted to be coupled in parallel with the first and second protection ICs; and
a current source adapted to be coupled between the negative pack terminal and the intermediate node;
wherein:
the intermediate node is positioned between the first transistor and the second transistor; and
the power source is configured to provide a current to the first protection IC through a first current loop.

US Pat. No. 10,559,953

REDUNDANT AND FAULT-TOLERANT POWER DISTRIBUTION SYSTEM HAVING AN INTEGRATED COMMUNICATION NETWORK

Applied Invention, LLC, ...

1. A power distribution system having an integrated communication network, comprising:a plurality of nodes, wherein each of the nodes includes:
a power port and an associated port monitor;
a load port and an associated port monitor; and
a processing element;
wherein the port monitors associated with the power port and the load port are connected to the processing element, and include a current monitor for measuring current flowing into or out of the corresponding port;
a topology that enables current to flow bi-directionally between the nodes; and
a communication link for conducting data bi-directionally between the nodes;
wherein data passed on the communication link is used for any of:
enabling or disabling any of:
a power source connected to a particular power port at a corresponding node, or
a device connected to a particular load port at a corresponding node.

US Pat. No. 10,559,952

DIGITAL LINE PROTECTION

Infineon Technologies AG,...

1. A line protection device comprising:terminals adapted to couple the line protection device in series with an electric line;
a current sensor adapted to a sense a value of an electric current through the electric line;
a digital filter circuit adapted to perform digital filtering of the value of electric current, wherein the digital filter circuit is adapted to perform the digital filtering by calculating a polynomial function of the value of the electric current;
a switch control circuit adapted to control a switch to interrupt flow of the electric current through the electric line depending on the digitally filtered value of the electric current; and
a supply circuit adapted to power at least the digital filter circuit from at least one of the terminals.

US Pat. No. 10,559,951

TRANSLATING WIRE HARNESS

ROHR, INC., Chula Vista,...

1. A translating wire harness comprising: a translating portion; a wire spool; and an electrical wire at least partially wound onto the wire spool, wherein the electrical wire at least partially unwinds from the wire spool in response to the translating portion translating away from the wire spool, and the electrical wire at least partially winds into the wire spool in response to the translating portion translating towards the wire spool, a portion of the electrical wire extending between the translating portion and the wire spool remains taught during translating of the translating portion both (a) away from and (b) towards the wire spool.

US Pat. No. 10,559,950

CROSSOVER-BRIDGE CABLE ROUTER

CABLOFIL INC., Mascoutah...

1. A crossover-bridge cable router for use in a cable tray, comprising:a floor, at least a portion of which is substantially horizontal;
a first ramp extending downward from a first side of the floor, the first ramp being configured to reside above a bottom of the cable tray when the cable router is attached to the cable tray;
a second ramp extending downward from a second side of the floor, the second ramp being configured to reside above a bottom of the cable tray when the cable router is attached to the cable tray, wherein the first and second ramps are positioned either parallel or perpendicular to each other; and
a fastener having a first attachment structure configured to position the cable router on the cable tray such that the floor is a first distance above the bottom of the cable tray and a second attachment structure configured to position the cable router on the cable tray such that the floor is a second distance different from the first distance above the bottom of the cable tray.

US Pat. No. 10,559,948

CASING, ELECTRICAL CONNECTION BOX, AND WIRE HARNESS

YAZAKI CORPORATION, Toky...

1. A casing comprising:a frame peripheral wall on which an opening portion is formed at an edge;
a cover that covers the opening portion by rotational movement; and
a packing that is assembled in a packing groove to be formed in the cover and is pressed against the edge during the rotational movement,
wherein a position adjusting portion for adjusting a position of the packing groove with respect to the edge is formed on an inner surface of the frame peripheral wall.

US Pat. No. 10,559,947

PROTECTIVE SKIRT FOR TELECOMMUNICATIONS LINES

Corning Optical Communica...

1. A protective apparatus for telecommunication lines, comprising:a mounting frame, wherein the mounting frame comprises a sidewall having a sidewall opening;
a transition platform coupled to the mounting frame, the transition platform comprising an opening; and
a protective skirt, wherein the mounting frame, the transition platform and the protective skirt define an internal space when the protective skirt is removably coupled to the mounting frame, wherein the protective skirt comprises a cutout for allowing unobstructed access to the sidewall opening, wherein the opening of the transition platform comprises a non-enclosed shape having an open end, and wherein the open end is positional against an external wall when the mounting frame is secured to the external wall to facilitate trapping a telecommunications line between the opening and the external wall.

US Pat. No. 10,559,946

PANEL-TYPE ELECTRICAL DEVICE AND ELECTRICAL ASSEMBLY

Schneider Electric (Austr...

1. A panel-type electrical device comprising:a socket assembly adapted to be coupled to a mounting surface and including a socket body and a first pair of mounting parts;
a switch assembly adapted to be coupled to the mounting surface side by side with the socket assembly and including a switch body and a second pair of mounting parts, each of the mounting parts including a first surface facing toward the mounting surface and a second surface facing away from the mounting surface;
a socket panel adapted to cover the socket body;
a switch panel adapted to cover the switch body and move between at least two positions to control an operation state of the switch body, the switch panel being coplanar with the socket panel in one of the at least two positions;
a first pair of cushion blocks adapted to be arranged between the mounting surface and the first surface of the corresponding mounting parts of the socket assembly such that the socket body abuts the switch panel; and
a bracket coupled to the mounting parts of the socket assembly and the switch assembly and comprising windows for exposing the socket body and the switch body,
wherein each of the first pair of cushion blocks comprises a positioning part, and the bracket comprises positioning grooves adapted to receive the respective positioning part, and
wherein the first pair of cushion blocks are integrally formed on the corresponding mounting parts of the socket assembly and foldable between a first position and a second position relative to the corresponding mounting parts of the socket assembly, and the first pair of cushion blocks are in contact with the first surface of the corresponding mounting parts of the socket assembly in the first position and in contact with the second surface of the corresponding mounting parts of the socket assembly in the second position.

US Pat. No. 10,559,945

INSULATIVE BOOTS AND POWER DISTRIBUTION ASSEMBLIES

SIEMENS INDUSTY, INC., A...

1. A power distribution system comprising:a first conductor having a first conductor end and a first shape in cross-section;
a second conductor having a second conductor end and a second shape in cross-section;
a splice coupling the first conductor end to the second conductor end; and
an insulative boot comprising:
a first portion moveable relative to a second portion, the insulative boot being in a closed state when the first portion abuts the second portion, and the insulative boot being in an open state when the first portion is spaced from the second portion;
a first opening at a first end, the first opening having the first shape when the insulative boot is in the closed state, the first opening encompassing the first conductor end when the insulative boot is in the closed state,
wherein the first shape includes a first concave region, and
wherein the first end of the insulative boot includes a first flange at least partially filling the first concave region such that the first flange fits within the first concave region when the insulative boot is in the closed state so that the first concave region is made inaccessible to physical contact when the insulative boot is applied to the first conductor;
a second opening at a second end, the second opening having the second shape when the insulative boot is in the closed state, the second opening encompassing the second conductor end when the insulative boot is in the closed state; and
a cavity between the first end and the second end, wherein the cavity is configured to encompass the splice when the insulative boot is in the closed state.

US Pat. No. 10,559,944

SPARK PLUG FOR INTERNAL COMBUSTION ENGINE

DENSO CORPORATION, Kariy...

1. A spark plug for an internal combustion engine comprising:a cylindrical housing;
a cylindrical insulator held inside the housing;
a center electrode held inside the insulator so that a tip end portion protrudes;
a ground electrode forming a spark discharge gap between the center electrode and the ground electrode; and
a conductive glass filled in the insulator so as to be located at a base end side of the center electrode, wherein
the center electrode has a locking portion locked from the base end side to a step portion formed on an inner peripheral surface of the insulator, and an electrode head closer to the base end side than the locking portion is;
the electrode head has a base end surface on which a concave portion is partially formed; and
the concave contour, which is an outer peripheral contour of the concave portion when viewed in a plug axis direction, forms a closed curve which is spaced apart from a head contour, which is an outer peripheral contour of the base end surface of the electrode head, and surrounds the center axis of the center electrode, and
the concave contour has outward portions each protruding toward the head contour and four inward portions each protruding toward the center axis of the center electrode, and wherein
the distance between the concave contour and the head contour is 0.1 mm or more; and
the four inward portions each has an inwardly curved shape protruding toward the center axis.

US Pat. No. 10,559,943

LASER ASSEMBLY WITH SPECTRAL BEAM COMBINING

DAYLIGHT SOLUTIONS, INC.,...

1. A laser assembly that generates an assembly output beam, the laser assembly comprising:a laser subassembly that emits a plurality of spaced apart, substantially parallel laser beams;
a beam adjuster positioned in a path of the laser beams, the beam adjuster adjusting the spacing between the plurality of laser beams;
a transform lens positioned in a path of the laser beams, the transform lens collimating the laser beams and directing the laser beams to spatially overlap at a focal plane of the transform lens;
a wavelength selective beam combiner positioned at the focal plane that combines the lasers beams to provide a combination beam that is directed along a combination axis; and
an output coupler positioned on the combination axis that redirects at least a portion of the combination beam back to the beam combiner as a redirected beam, and transmits a portion of the combination beam as the assembly output beam.

US Pat. No. 10,559,942

LASER DEVICE AND INTERNAL COMBUSTION ENGINE

Ricoh Company, Ltd., Tok...

1. A laser device, comprising:a light source configured to emit light;
an optical system configured to concentrate the light emitted from the light source;
a housing configured to accommodate the optical system; and
a window disposed to the housing, to which the light passed through the optical system is incident, wherein the window includes
an optical window having an exit plane through which the light exits from the optical system, and having a side surface,
an optical window holding member configured to hold the optical window,
a joint between the side surface of the optical window and the optical window holding member to join the optical window to the optical window holding member, and
a protective layer disposed on a surface of the joint, on a side where the light is emitted from the window, wherein the protective layer is a coating.

US Pat. No. 10,559,941

SMALL FORM FACTOR TRANSMITTING DEVICE

INPHI CORPORATION, Santa...

1. A method of implementing a photonic transceiver in a network system comprising:packaging a photonic transceiver in a case with two transmitter devices mounted side-by-side on a PCB board and respectively coupled to a silicon photonics chip, the case comprising a first opening at a front end of the PCB board for mounting an optical input port and an optical output port respectively connected to the silicon photonics chip via optical fibers, and a second opening at a back end for the PCB board with multiple metallic stripes formed thereof as an electrical connector;
plugging the electrical connector to an electrical node of a communication network; and
connecting a pair of external optical fibers respectively to the optical input port and the optical output port, the pair of external optical fibers being connected respectively to an input path for providing incoming optical signals and output path for transmitting optical signals in the communication network,
wherein packaging the photonic transceiver comprises:
providing a base member comprising a planar part extended to an assembling part;
mounting a thermoelectric cooler module, a transmitter module, and an optical coupling lens assembly on a top surface of the planar part;
disposing an optical input port and an optical output port near the first end of the PCB board;
disposing a circuit board bended in step-shape with a first end region sitting on a top surface of the planar part and a second end region being a raised level, the first end region comprising multiple electrical connection patches respectively connected to the thermoelectric module and the transmitter module, the second end region comprising an electrical port for external connection;
disposing a cover member to a fixed position over the planar part to at least cover the thermoelectric module, the transmitter module, the optical coupling lens assembly, and the first end region of the circuit board;
assembling a cylindrical member to the assembling part, the cylindrical member enclosing an isolator aligned to the optical coupling lens assembly along its axial line and connected to a first optical fiber to output optical signal from the transmitter module; and
mounting the base member on the PCB board.

US Pat. No. 10,559,940

LASER POWER CONTROL SYSTEM FOR LASER DIODE USING DUAL CLOSE LOOPS

Rafael Microelectronics, ...

1. A laser power control system, comprising:a laser diode configured to convert an output current into a light signal;
a monitor photodiode configured to convert the light signal into a monitor current;
a bias control circuit coupled to the monitor photodiode, comprising:
a first current comparator comprising a negative input terminal coupled to the monitor photodiode and a positive input terminal coupled to a first target current, and configured to compare the monitor current with the first target current to generate a first comparison result;
a clamp diode comprising an anode coupled to an output terminal of the first current comparator and a cathode, and configured to clamp the first comparison result; and
a capacitor comprising one end coupled to the cathode of the clamp diode and another end coupled to a ground voltage, and configured to store the first comparison result; and
a digital controller coupled to the bias control circuit and the laser diode, and configured to adjust a bias current of the output current according to the first comparison result.

US Pat. No. 10,559,939

FACET ON A GALLIUM AND NITROGEN CONTAINING LASER DIODE

Soraa Laser Diode, Inc., ...

1. A laser device, comprising:a substrate having a surface;
a gallium and nitrogen containing cavity region overlying the surface, the gallium and nitrogen containing cavity region characterized by a first end and a second end, the first end comprising a first etched facet and the second end comprising a second etched facet; and
a passivation layer comprising a polycrystalline layer of Al2O3 directly contacting the first etched facet, wherein the passivation layer is heteroepitaxial and has a crystalline orientation of the first etched facet, and an interface between the passivation layer and the first etched facet is substantially contaminant free.

US Pat. No. 10,559,938

LASER SYSTEM FOR TISSUE ABLATION

Fotona d.o.o., Ljubljana...

1. A laser system for ablating a material such that a debris cloud of ablated particles of the material will form above the ablated material, comprising:a pump,
a laser, and
a controller,
wherein the controller is configured to control the laser system for pulsed operation so that individual laser pulses of a temporally limited pulse duration are generated, and
wherein the controller is configured to modulate the pump such that
(1) the pulses have an intensity that oscillates between maximum values and minimum values during the pulse duration, wherein the laser pulse comprises a plurality of intensity maxima Imax which occur at times {Ti, i=1, N}; and a plurality of intensity minima Imin which occur at times {tk, k=1, . . . (N?1)}, wherein the intensity of the pulse does not vanish at the intensity minima, and wherein an average modulation period TM of the pulse is defined as a mean value of time differences |Ti+1?Ti| between successive intensity maxima,
wherein the intensity oscillations of the laser pulse induce oscillations of a size of the debris cloud so that, during the pulse duration (T0), there are at least two maxima of the size of the debris cloud which occur at times {Tj, j=1, M} and which are located in between two intensity maxima of the laser pulse, and wherein an oscillation of the size of the debris cloud has a rise time tR and a decay time tD; and
(2) the average modulation period TM of the pulse is greater or equal to a sum of a rise time tR and a decay time tD of an oscillation of the debris cloud so that at least 70 percent of the maxima of the size of the debris cloud occurs near an intensity minimum of the pulse such that, for at least 70 percent of the maxima of the size of the debris cloud, the intensity of the pulse I(Tj) at the time of the maximum of the size of the debris cloud is smaller than Imin(tk)+0.5×[Imax(Ti)?Imin(tk)], wherein Imin(tk) is the intensity minimum of the pulse which is closest to the maximum of the size of the debris cloud at time Tj and Imax(Ti) is the intensity maximum of the pulse which is closest to the maximum of the size of the debris cloud at time Tj.

US Pat. No. 10,559,937

PULSED LIGHT GENERATION DEVICE, PULSED LIGHT GENERATION METHOD, EXPOSURE APPARATUS HAVING PULSED LIGHT GENERATION DEVICE AND INSPECTION APPARATUS HAVING PULSED LIGHT GENERATION DEVICE

NIKON CORPORATION, Tokyo...

1. A pulsed light generation device, comprising:a first optical fiber through which first pulsed light and second pulsed light, having an intensity that decreases while an intensity of the first pulsed light increases, and increases while the intensity of the first pulsed light decreases, having been multiplexed and entered therein, are propagated; and
a second optical fiber at which the first pulsed light, having exited the first optical fiber and entered therein, is amplified while being propagated therein, wherein:
at the first optical fiber, phase modulation occurs in the first pulsed light due to cross phase modulation caused by the second pulsed light; and
self-phase modulation occurring in the first pulsed light at the second optical fiber is diminished by the phase modulation having occurred at the first optical fiber.

US Pat. No. 10,559,936

LASER ACTIVE MEDIUM AND PROCESS OF MANUFACTURING THE SAME

Universitaet Wien, Vienn...

4. A solid-state laser system, comprising:at least two mirrors for laser feedback;
a laser active medium for a solid-state laser system, comprising:
an optical gain material;
a heat sink, wherein the heat sink is transparent within a threshold, and
wherein the heat sink has a high thermal conductivity within a threshold;
wherein the heat sink is supported by a submount, wherein the submount has the same optical parameters as the heat sink;
wherein the optical gain material and the heat sink exhibit a root-mean-square surface roughness of <1 nm;
wherein the optical gain material is attached to the transparent heat sink by direct bonding;
wherein the laser active medium further comprises a high-reflectivity thin-film stack,
wherein the direct bonding of the optical gain material to the transparent heat sink comprises covalent bonding;
wherein the optical gain material comprises a doped laser crystal;
wherein the doped laser crystal is directly bonded to the high-reflectivity thin-film stack of alternating high and low index materials yielding a first of the at least two mirrors, the first mirror being a high-reflectivity mirror; and
a pump light source providing a pump beam, the pump beam being incident on the laser active medium;
wherein a second of the at least two mirrors is an external mirror, wherein the external mirror is a concave mirror having an optical axis aligned with a center axis normal to the laser active medium.

US Pat. No. 10,559,935

ELECTRIC MOTOR AND BRUSH THEREOF

JOHNSON ELECTRIC INTERNAT...

1. A brush configured to be in contact with a commutator, comprising:a brush body comprising two opposite axial end faces; and
a protruding portion projecting from the brush body toward the commutator, the protruding portion comprising a first surface, a second surface and a plurality of teeth, the first surface and the second surface being respectively adjacent to the two axial end faces, angles formed between the first surface and the second surface and adjacent axial end faces corresponding thereto being obtuse, the plurality of teeth being located between the first surface and the second surface, and the plurality of teeth extending substantially along a circumferential direction of the commutator;
wherein a ratio of a total width of all of the plurality of teeth in an axial direction of the brush to an axial height of the brush body is in the range of 0.25-0.75.

US Pat. No. 10,559,934

MULTIFUNCTIONAL ROTARY DATA MEMORY

SHENZHEN DNS INDUSTRIES C...

1. A multifunctional rotary data memory, comprising a housing, a master control module, a memory, a first connector, and a second connector, wherein the housing comprises an upper housing having a first side wall between a first baseplate and a first cover and a lower housing having a second side wall between a second baseplate and a second cover, the upper housing and the lower housing are movably connected, and the upper housing and the lower housing can relatively and rotatably move around a pivot shaft; the first connector is mounted on the first side wall, the second connector is mounted on the second side wall, and the first connector and the second connector are both communicatively connected to the master control module; the first baseplate and the second baseplate are rotatably connected through the pivot shaft; a first through hole is arranged in a middle of the first baseplate, a second through hole is arranged in a middle of the second baseplate, and the second through hole is communicated with the first through hole for a conductor to pass through; the second baseplate is provided with a plurality of bulges standing and extending outwardly at a periphery of the second through hole, the plurality of bulges are arranged in circular and pass through the first through hole, so as to be served as the pivot shaft; and the first baseplate is provided with a shaft sleeve standing and extending inwardly at a periphery of the first through hole and corresponding to the plurality of bulges, and top portions of at least a part of the plurality of bulges are provided with reverse hooks so as to prevent the bulges from being separated from the first baseplate.

US Pat. No. 10,559,933

MANUAL DISCONNECT WITH CONNECTOR POSITION ASSURANCE ASSEMBLY

Lear Corporation, Southf...

1. A manual disconnect for an electric circuit comprising:a base including primary terminals and an interlock connector;
a plug assembly including fuse terminals and an interlock resistor assembly, the plug assembly adapted to be moved relative to the base between a disconnected position, wherein the fuse terminals are not engaged with respective primary terminals, a primary circuit engaged position, wherein the fuse terminals are engaged with respective primary terminals, and an interlock position, wherein the interlock connector is engaged with the interlock resistor assembly; and
a connector position assurance assembly including a connector position assurance button movable relative to the plug assembly between a pre-lock position and an assurance position, wherein the connector position assurance assembly prevents the plug assembly from rotating relative to the base;
wherein the plug assembly is adapted to be moved in an insertion direction relative to the base to move the plug assembly from the disconnected position to the primary circuit engaged position, and the plug assembly is adapted to be rotated about an axis relative to the base to move the plug assembly from the primary circuit engaged position to the interlock position.

US Pat. No. 10,559,932

BIDIRECTIONAL DUPLEX ELECTRICAL CONNECTOR HAVING CIRCUIT BOARD

1. A bidirectional duplex electrical connector, comprising:a circuit board provided with two sets of circuits, wherein the circuit board is provided with one or multiple rows of bonding points, and the one or multiple rows of bonding points are electrically connected to the two sets of circuits;
a base seat; and
a tongue, wherein the tongue is provided on a front end of the base seat, top and bottom surfaces of the tongue are top and bottom flat surfaces, each of the top and bottom flat surfaces is provided with a connection interface, each of the two connection interfaces comprises one row of electrical connection points, and the two rows of electrical connection points are respectively arranged and exposed, and in flat surface contact with and fixed to the top and bottom flat surfaces, wherein the circuit board is embedded into, integrally injection molded with and fixed to the base seat, the two rows of electrical connection points are respectively electrically connected to the two sets of circuits of the circuit board, at least one pair of electrical connection points of the two rows of electrical connection points with a same circuit are electrically connected together through the circuit board, and a shape of the tongue allows one docking electrical connector to be dual-positionally and bidirectionally docked for positioning.

US Pat. No. 10,559,931

HIGH CIRCUIT COUNT ELECTRICAL CONNECTOR

Ford Global Technologies,...

1. An electrical connector comprising: a plurality of contact traces extending along a circumference of a tapered post, on a plurality of respective planes perpendicular to a post axis; and a tapered cup positioned over the tapered post, having a plurality of inward facing terminal contacts corresponding to the plurality of contact traces, wherein the terminal contacts are configured to maintain contact as the tapered cup rotates about the post axis, wherein the tapered post comprises a plurality of channels corresponding to a number of contact traces on the plurality of respective planes, wherein the plurality of channels are positioned on an outside surface of the tapered post and configured to align wiring coupled to the plurality of contact traces, wherein the outside surface corresponds to an outer circumference of the tapered post, and wherein a first plane of the plurality of respective planes comprises a different number of contact traces than a second plane of the plurality of respective planes.

US Pat. No. 10,559,930

INTERCONNECTION SYSTEM

FOXCONN (KUNSHAN) COMPUTE...

1. An electrical interconnection system comprising:a periphery side comprising:
a first printed circuit board;
a plurality of cages mounted on the first printed circuit board, a plurality of cavities formed in the corresponding cages for receiving a plurality of modules therein, respectively;
a plurality of cable receptacle connectors located at rear portions of said receiving cavities, respectively;
a system side comprising:
a second printed circuit board;
an IC chip mounted on the second printed circuit board;
a plurality of board-mount receptacle connectors mounted upon the second printed circuit board; and
a plurality of cables connected between the cable receptacle connectors and the board-mount receptacle connectors; wherein
the board-mount receptacle connectors are arranged in an upper row and a lower row, and mounted on two opposite top and bottom surfaces of the second printed circuit board, wherein the cages and the cable receptacle connectors are arranged in an upper and a lower row, and are mounted on two opposite top and bottom surfaces of the first printed circuit board, wherein each of said cables having one end is connected to one corresponding board-mount receptacle connector, and the other end is connected to two neighboring cable receptacle connectors in the upper row and two neighboring cable receptacle connectors in the lower row, wherein said two neighboring cable receptacle connectors in the upper row are aligned with two neighboring cable receptacle connectors in the lower row in the vertical direction, respectively, wherein each of said cable includes four sets of different pair contacts, and each set includes two pairs.

US Pat. No. 10,559,929

ELECTRICAL CONNECTOR SYSTEM HAVING A PCB CONNECTOR FOOTPRINT

TE CONNECTIVITY CORPORATI...

1. A printed circuit board (PCB) for an electrical connector having signal contacts and ground contacts extending from a mounting end of the electrical connector, the PCB comprising:a substrate having a plurality of layers, the substrate having a connector surface configured to face the electrical connector and a PCB connector footprint on the connector surface defined below a footprint of the electrical connector, the PCB connector footprint being an area defined along a longitudinal axis and a lateral axis perpendicular to the longitudinal axis, the PCB connector footprint being subdivided into PCB column grouping footprints generally arranged in columns parallel to the longitudinal axis;
signal vias at least partially through the substrate, the signal vias being arranged in pairs arranged along a signal pair axis with a plurality of pairs of signal vias in each PCB column grouping footprint, the signal pair axis being non-parallel to the longitudinal axis, the pairs of signal vias being aligned in the corresponding columns parallel to the longitudinal axis, the pairs of signal vias being arranged in corresponding rows parallel to the lateral axis, the signal pair axis being non-parallel to the lateral axis, the signal pair axis being non-parallel to the longitudinal axis, wherein the signal pair axis intersects the longitudinal axis at a greater angle than the signal pair axis intersects the lateral axis; and
ground vias at least partially through the substrate, the ground vias being arranged around each of the pairs of signal vias to provide electrical shielding around each of the pairs of signal vias, wherein at least one ground via is arranged between adjacent pairs of signal vias within the PCB column grouping footprints and wherein at least one ground via is arranged between adjacent pairs of signal vias in adjacent PCB column grouping footprints.

US Pat. No. 10,559,928

ELECTRIC CONNECTOR

DAI-ICHI SEIKO CO., LTD.,...

1. An electric connector comprising:a contact member that electrically connects a signal transmission line of a connecting object to a signal conducting path of a connected object; and
a shell member electrically connects a ground transmission line of the connecting object to a ground conducting path of the connected object;
wherein the shell member includes
a first shell, disposed in a state of facing the connected object, that entirely covers the contact member and
a second shell disposed to face the first shell and disposed between the connecting object and the connected object,
wherein the first shell has a connecting object ground contact point which comes to be electrically connected to the ground transmission line provided on the connecting object, and has a connected object ground contact point which comes to be electrically connected to the ground conducting path provided on the connected object,
the second shell has a connecting object ground contact point which comes to be electrically connected to the ground transmission line provided on the connecting object, and has a connected object ground contact point which comes to be electrically connected to the ground conducting path provided on the connected object, and
wherein the first shell is disposed in a state of entirely covering the contact member without gaps from above,
the second shell is disposed to cover the contact member from below.

US Pat. No. 10,559,927

SWITCHABLE RJ45/ARJ45 JACK

Panduit Corp., Tinley Pa...

1. A communication connector, comprising:a housing configured for receiving a communication plug;
a printed circuit board at least partially within said housing;
a rocker switch at least partially within said housing, said rocker switch configured to rotate about a pivot point for actuating said printed circuit board; and
a translating crossbar at least partially within said housing, said translating crossbar engaging said rocker switch and causing said rocker switch to rotate about the pivot point.

US Pat. No. 10,559,926

HIGH FREQUENCY ELECTRICAL CONNECTOR

FOXCONN INTERCONNECT TECH...

1. An electrical connector comprising:a plastic housing retaining a plurality of contacts therein, said plastic housing including a conductive plastic portion with a plurality of grounding contacts retained therein to form a primary sub-assembly, and an insulative plastic portion with a plurality of differential pair signal contacts retained therein to form a secondary sub-assembly; wherein
the secondary sub-assembly is retained by the primary sub-assembly, and the grounding contacts are commonly electrically connected to the conductive plastic portion while the differential pair signal contacts are isolated from the conductive plastic portion via the insulative plastic portion; wherein
the differential pair signal contacts are located intimately between two corresponding grounding contacts along a longitudinal direction in a same mating port.

US Pat. No. 10,559,925

COAXIAL CABLE CONNECTOR INTERFACE FOR PREVENTING MATING WITH INCORRECT CONNECTOR

CommScope Technologies LL...

1. An interface blocking coaxial connector, interconnectable with a mating coaxial connector, comprising:an inner contact defining a longitudinal axis;
a cylindrical outer contact with an axially-extending outer body and a plurality of spring fingers positioned radially inward of the outer body, the outer body and the spring fingers forming a gap to receive an outer conductor cylinder of the mating coaxial connector; and
a dielectric sleeve positioned between the inner contact and the spring fingers, the sleeve having a stop face that is substantially aligned with distal ends of the spring fingers, such that the sleeve interferes with the outer conductor cylinder of a mismating connector.

US Pat. No. 10,559,924

CONNECTOR

YAZAKI CORPORATION, Toky...

1. A connector comprising:a tubular inner housing configured to hold connecting terminals therein;
a tubular outer housing configured to surround an outer periphery of the inner housing and to be slidable in a fitting direction;
a locking mechanism configured to lock the inner housing with a mating connector at a fitting position;
a spring member configured to bias the inner housing to a rear in the fitting direction to push back the inner housing with respect to the outer housing when a fitting operation is released in a state that the inner housing is in a half fitting position; and
a pushback regulating portion that regulates a position where the inner housing is pushed back to the rear in the fitting direction,
wherein the pushback regulating portion includes:
a claw portion that protrudes from a first sliding surface of one of the inner housing and the outer housing;
a stepped portion that is provided on a second sliding surface of the other of the inner housing and the outer housing and is configured to abut against the claw portion when the inner housing is pushed back; and
a sliding load portion that makes a sliding frictional force between the first sliding surface and the second sliding surface at a predetermined timing before the claw portion and the stepped portion abut against each other to be larger than the sliding frictional force before the predetermined timing; and
wherein the sliding load portion includes:
a first protruding portion provided at a position closer to the stepped portion than the claw portion of the first sliding surface; and
a second protruding portion provided on the second sliding surface to be capable of getting over the first protruding portion.

US Pat. No. 10,559,923

ELECTRICAL CONNECTION DEVICE WITH CONNECTION DETECTING FUNCTION

AutoNetworks Technologies...

1. An electrical connection device, comprising:a first connector including a first terminal and a first housing for holding the first terminal;
a second connector including a second terminal to be electrically conductive to the first terminal by being connected to the first terminal and a second housing for holding the second terminal; and
a connection detecting tool for detecting a connected state between the first and second terminals,
wherein:
the second housing is shaped to receive the insertion of the first housing thereinto, and the first and second terminals are connected to each other according to the insertion of the first housing;
the first housing includes a housing body for holding the first terminal, a lock connected to the housing body, the lock being capable of undergoing an insertion allowing displacement to resiliently displace toward the housing body to allow the insertion of the first housing from an insertion blocking position where the insertion of the first housing into the second housing is blocked by the interference of the lock with the second housing, the lock being configured to lock the first housing in the second housing by resiliently returning in a direction opposite to a direction of the insertion allowing displacement to be locked to the second housing with the first housing inserted in the second housing to a proper connection position where the connection of the first and second terminals is completed, and a displacement restricting portion connected to the housing body or the lock, the displacement restricting portion being configured to block the insertion allowing displacement of the lock from the insertion blocking position by being interposed between the housing body and the lock;
the housing body includes a tool holding groove for holding the connection detecting tool at an operating position, and the connection detecting tool operates the displacement restricting portion at the operating position such that the displacement restricting portion is resiliently deformable to allow the insertion allowing displacement of the lock; and
the lock includes a tool restraining portion, and the tool restraining portion restrains the connection detecting tool to block the departure of the connection detecting tool from the operating position in a direction opposite to a tool insertion direction in a state where the lock is undergoing the insertion allowing displacement, whereas the tool restraining portion releases the connection detecting tool to allow the departure of the connection detecting tool from the operating position as the lock portion resiliently returns to a lock position.

US Pat. No. 10,559,922

ELECTRICAL CONNECTOR FOR CABLES CONTAINING BOTH POWER AND CONTROL CONDUCTORS

HUBBELL INCORPORATED, Sh...

1. A connector for connecting control conductors provided in conduits also containing power conductors, the connector comprising:a main housing; and
a wire receptacle assembly including:
a receptacle housing having at least one compartment in communication with at least one chamber;
at least one base member adapted to fit within the at least one compartment, the at least one base member having a plurality of wire orifices extending therethrough, the plurality of orifices being aligned with the at least one chamber; and
at least one jumper positioned within the at least one compartment between the at least one chamber and the at least one base member such that the at least one jumper is aligned with the plurality of wire orifices and capable of connecting at least one conductor to another conductor within the receptacle housing;
wherein the receptacle housing is adapted to fit at least partially within the main housing and to extend at least partially outside the main housing, and wherein the receptacle housing is adapted to be attached to the main housing.

US Pat. No. 10,559,921

CONNECTOR

IRISO ELECTRONICS CO., LT...

1. A connector comprising:a stationary housing configured to be fixed to a substrate;
a movable housing that is capable of moving in a front-rear direction and a left-right direction with respect to the stationary housing, the front-rear direction and the left-right direction being mutually orthogonal and running parallel to a planar surface of the substrate;
a stationary terminal that includes a substrate connection portion configured to be connected to the substrate, and that is retained at the stationary housing;
a movable terminal that includes a contact portion that makes contact with a terminal portion of a connection target provided with the terminal portion and a shield connection portion, and that is retained at the movable housing, the contact portion of the movable terminal being configured to follow movement of the movable housing;
a movable shield that makes contact with the shield connection portion of the connection target, that is fixed to the movable housing so as to shield the movable terminal, and that follows movement of the movable housing; and
a stationary shield that is formed separately from the movable shield, and that is configured to be fixed to the substrate;
the substrate connection portion and the contact portion being electrically connected to one another;
the movable shield and the stationary shield being in mutual contact so as to have electrical continuity; and
the stationary shield and the movable shield being configured to slide against one another while maintaining electrical continuity when the movable housing moves in the front-rear direction or the left-right direction with respect to the stationary housing, wherein:
the movable shield includes a limited portion;
the stationary shield includes an elastic spring section, and a limiting portion that abuts the limited portion so as to limit a range of movement of the movable housing toward one up-down direction side;
the stationary shield is a member formed of one metal sheet blank, and the elastic spring section and the limiting portion are formed in the same member;
the limited portions of the movable shield are sandwiched between the limiting portion and the elastic spring section of the stationary shield in the up-down direction; and
within a range of movement of the movable housing, the elastic spring section is in an elastically deformed state at all times, and elastic force due to this elastic
deformation acts along a direction placing the stationary shield and the movable shield in pressing contact so as to have electrical continuity.

US Pat. No. 10,559,920

CARD EDGE CONNECTOR HAVING IMPROVED MATING INTERFACE

TE CONNECTIVITY CORPORATI...

1. A card edge connector for mating with a pluggable module comprising:a housing extending between a front and a rear, the housing having a cavity between the front and the rear, the housing having a card slot configured to receive a card edge of a module circuit board of the pluggable module, the housing having a top wall above the card slot and a bottom wall below the card slot;
a contact assembly received in the cavity, the contact assembly having contacts having mating ends along the card slot for mating with the module circuit board and terminating ends opposite the mating ends; and
biasing members extending from the housing, each biasing member having an outer biasing surface configured to engage the pluggable module when the pluggable module is mated with the card edge connector and each biasing member having an inner biasing surface configured to operably engage the contact assembly proximate to the corresponding contact, wherein the biasing member is movable from a released position to a compressed position as the pluggable module is mated with the card edge connector, the biasing members moving the contacts from unmated positions to mated positions as the biasing members are moved from the released positions to the compressed positions.

US Pat. No. 10,559,919

CONNECTOR HAVING ELASTICALLY DEFORMABLE PRESSING PROTRUSIONS

YAZAKI CORPORATION, Toky...

1. A connector, comprising:a terminal-equipped electrical wire that includes an electrical wire and a terminal which is attached to an end portion of the electrical wire, the terminal having a box-shaped portion configured to fit with a mating terminal in a fitting direction intersecting with an extending direction of the electrical wire;
an inner housing that includes a terminal accommodating chamber communicating with a terminal fitting opening and an electrical wire leading-out opening and configured to accommodate the terminal-equipped electrical wire;
an outer housing that includes an electrical wire leading-out opening configured to receive the inner housing in the extending direction of the electrical wire and a housing fitting opening configured to be fitted to a mating connector;
a front holder configured to be attached to the housing fitting opening; and
one or more pressing protrusions provided on at least one of the terminal and the front holder,
wherein when the outer housing is fitted to the mating connector, the one or more pressing protrusions are elastically deformed by a fitting pressing force acting on the front holder to press and urge the box-shaped portion toward inside of the terminal accommodating chamber.

US Pat. No. 10,559,917

MAGNETIC ELECTRICAL CONNECTOR ASSEMBLY

FOXCONN INTERCONNECT TECH...

1. An electrical connector assembly comprising:a first connector including a first insulative housing defining a forward first mating face, a plurality of first contacts disposed in the first housing, a first magnetic element protectively hidden in the first insulative housing, a mating cavity formed behind the first mating face in which the first contacts are retractably disposed; and
a second connector adapted to be mated with the first connector and including a second insulative housing defining a forward second mating face, a plurality of second contacts disposed in the second housing, a second magnetic element protectively hidden in the second housing, a mating section forwardly protruding beyond the second mating face; wherein
said first connector further includes a panel mounting piece having a first latch to lock to the first insulative housing, and a second latch for locking to an exterior device; wherein
said first latch is located in front of the second latch along a mating direction.

US Pat. No. 10,559,916

ADAPTER ASSEMBLY

DELTA ELECTRONICS, INC., ...

1. An adapter assembly, comprising:a first adapter comprising a main body and a rotating cover, wherein the main body comprises at least one first electrical contact element, and the rotating cover is pivotally connected with the main body and rotated between a first position and a second position relative to the main body, wherein the rotating cover comprises at least one first through hole and at least one protruding pin, wherein when the rotating cover is rotated to the first position, the at least one first through hole and the at least one first electrical contact element are misaligned with each other, wherein when the rotating cover is rotated to the second position, the at least one first through hole and the least one first electrical contact element are aligned with each other; and
a second adapter matched with the first adapter and comprising at least one second electrical contact element, an accommodation space and at least one guiding groove, wherein the at least one second electrical contact element is disposed within the accommodation space, and the at least one guiding groove is disposed on an inner wall of the accommodation space, wherein when the first adapter and the second adapter are matched with each other, the at least one guiding groove abuts against the at least one protruding pin of the rotating cover to drive the rotating cover to rotate from the first position to the second position, the at least one second electrical contact element is aligned to the at least one first through hole and the at least one first electrical contact element, and the at least one second electrical contact element and the at least one first electrical contact element are electrically connected with each other.

US Pat. No. 10,559,915

RUGGEDIZED ELECTRICAL RECEPTACLE

Amphenol Corporation, Wa...

1. A ruggedized electrical receptacle, comprising:a shell including an inner surface defining an inner receiving area having front and rear sections, the front section being configured to receive an interface of a mating connector;
a contact subassembly received in the shell, the contact subassembly comprising,
a contact printed circuit board with first and second opposing faces,
a plurality of interface contacts coupled to the first face of the contact printed circuit board and a plurality of termination contacts coupled to the second face of the contact printed circuit board, and
an overmold overmolded onto the contact subassembly, the overmold surrounding the contact printed circuit board such that free ends of the plurality of interface contacts are exposed and extend toward the front section of the shell for engaging the mating connector and tail ends of the plurality of termination contacts are exposed and extend toward the rear section of the shell for engagement with a main printed circuit board; and
an internal sealing member disposed between an outer surface of the overmold and the inner surface of the shell, thereby creating a seal therebetween.

US Pat. No. 10,559,913

HOLDING FRAME WITH GUIDE ELEMENT FOR PLUG CONNECTOR MODULES

1. A holding frame, in which plug-in connector modules can be inserted, the holding frame comprising:a frame structure including a first lateral end and a second lateral end opposite the first lateral end;
a grounding socket provided at the first lateral end of the frame structure and extending in a plug-in direction of the holding frame, and being configured to insertably receive a corresponding grounding pin of a mating holding frame;
a grounding pin provided at the second lateral end of the frame structure and extending in the plug-in direction of the holding frame, and being configured for insertion in a corresponding grounding socket of the mating holding frame; and
a guiding structure comprising a guide rail that is formed along a side of the grounding socket at the first lateral end of the frame structure and extends in the plug-in direction parallel to the grounding pin and the grounding socket, whereby the holding frame is configured to be aligned in a precision-fitting manner in relation to the mating holding frame in the plug-in direction by way of the guide rail engaging a corresponding guide sleeve of the mating holding frame.