US Pat. No. 10,396,765

POWER AMPLIFYING APPARATUS WITH SPURIOUS SIGNAL REDUCTION FUNCTION

Samsung Electro-Mechanics...

1. A power amplifying apparatus, comprising:a power circuit configured to generate operating power;
a random pulse generation circuit configured to receive the operating power and to generate a pulse width modulation signal of which a pulse width is randomly changed over time based on an input radio frequency (RF) signal; and
a charge pump circuit configured to receive the operating power and to randomly perform a switching operation based on the pulse width modulation signal,
wherein the random pulse generation circuit comprises a rectifier configured to rectify the input RF signal to provide an envelope voltage having an envelope level of the RF signal.

US Pat. No. 10,396,764

HIGH-VOLTAGE PULSE GENERATOR

1. A high-voltage pulse generator, comprising:a plurality of stages and a current return electrode to ground connected in series, with each stage among the plurality of stages comprising at least one energy storage element connected in series with a spark gap, wherein
each spark gap is distributed on an axis,
odd-numbered energy storage elements are arranged on a first side of the axis,
even-numbered energy storage elements are arranged on a second side of the axis,
a circuit formed by the plurality of stages and the current return electrode has a reduced inductance during a discharge phase of the high-voltage pulse generator, with respect to another generator comprising the same components arranged along a conventional architecture, and
a dielectric film is arranged between the current return electrode and the circuit formed by the plurality of stages.

US Pat. No. 10,396,762

FLIP-FLOP CIRCUIT AND SEMICONDUCTOR INTEGRATED CIRCUIT DEVICE

FUJITSU LIMITED, Kawasak...

1. A flip-flop circuit comprising:a data capture circuit that captures data based on a clock;
a data hold circuit that holds an output of the data capture circuit based on the clock; and
a timing control circuit that controls coupling between the output of the data capture circuit and the data hold circuit based on the clock;
when the data capture circuit captures new data based on the clock, the timing control circuit performing control so as to temporarily interrupt the coupling between the output of the data capture circuit and the data hold circuit, wherein the data capture circuit includes
a first transistor of a first conductivity type and a second transistor of a second conductivity type different from the first conductivity type, the first transistor and the second transistor being arranged in series with each other between a first power supply line and a second power supply line and receiving the data by gates of the first transistor and the second transistor, and a third transistor of the second conductivity type, the third transistor being coupled between the first transistor and the second transistor and receiving the clock by a gate of the third transistor,
a clock delay circuit that delays the clock,
a fourth transistor of the first conductivity type, the fourth transistor receiving the clock delayed by the clock delay circuit and being disposed between the first power supply line and a first node to which the first transistor and the third transistor are coupled, and
a fifth transistor of the first conductivity type and a sixth transistor of the second conductivity type, the fifth transistor and the sixth transistor being arranged in series with each other between the first power supply line and the second power supply line and receiving the clock by gates of the fifth transistor and the sixth transistor, and a seventh transistor of the first conductivity type, the seventh transistor being coupled between the fifth transistor and the sixth transistor and receiving a signal of the first node by a gate of the seventh transistor.

US Pat. No. 10,396,761

FLIP-FLOP

Samsung Electronics Co., ...

1. A flip-flop comprising:a first node charging circuit configured to charge a first node with inverted input data;
a second node charging circuit configured to charge a second node with input data;
a first n-channel metal oxide semiconductor (NMOS) transistor including a first terminal connected to the first node, a second terminal, and a gate terminal;
a second NMOS transistor including a first terminal connected to the second terminal of the first NMOS transistor, a second terminal connected to a low power voltage, and a gate terminal;
a third NMOS transistor including a first terminal connected to the first node, a second terminal, and a gate terminal connected to the second node;
a fourth NMOS transistor including a first terminal connected to the second node, a second terminal, and a gate terminal;
a fifth NMOS transistor including a first terminal connected to the second terminal of the fourth NMOS transistor, a second terminal connected to the low power voltage, and a gate terminal;
a sixth NMOS transistor including a first terminal connected to the second node, a second terminal, and a gate terminal connected to the first node;
a seventh NMOS transistor including a first terminal connected to the second terminal of the third NMOS transistor, a second terminal connected to a sixth node, and a gate terminal configured to receive a clock signal; and
an eighth NMOS transistor including a first terminal connected to the second terminal of the sixth NMOS transistor, a second terminal connected to a fifth node, and a gate terminal configured to receive the clock signal,
said flip-flop being configured to latch the input data at rising edges of the clock signal, and output the latched input data as output data.

US Pat. No. 10,396,759

FILTER AND MULTIPLEXER

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

1. A filter comprising:a first substrate;
a first piezoelectric thin film resonator and a second piezoelectric thin film resonator located on a lower surface of the first substrate, each of the first piezoelectric thin film resonator and the second piezoelectric thin film resonator including a piezoelectric film, and a first electrode and a second electrode facing each other across the piezoelectric film, a crystal orientation from the first electrode to the second electrode of the piezoelectric film of the first piezoelectric thin film resonator being identical to that of the second piezoelectric thin film resonator in a resonance region where the first electrode and the second electrode face each other across the piezoelectric film, the first electrodes of the first piezoelectric thin film resonator and the second piezoelectric thin film resonator connecting to each other in a connection region between the resonance regions, the second electrodes of the first piezoelectric thin film resonator and the second piezoelectric thin film resonator failing to connect to each other in the connection region, and an area of the resonance region of the first piezoelectric thin film resonator being approximately equal to that of the second piezoelectric thin film resonator,
a second substrate, the first substrate being mounted on an upper surface of the second substrate so that the upper surface faces the lower surface of the first substrate across an air gap; and
a ground pattern that is located on the upper surface of the second substrate, and does not overlap with the first electrode located in the resonance regions of the first piezoelectric thin film resonator and the second piezoelectric thin film resonator and the connection region in plan view.

US Pat. No. 10,396,758

ELASTIC WAVE DEVICE, HIGH-FREQUENCY FRONT END CIRCUIT, AND COMMUNICATION APPARATUS

Murata Manufacturing Co.,...

1. An elastic wave device comprising:an antenna terminal that is connected to an antenna;
a first band pass filter that is connected to the antenna terminal and has a first pass band;
a second band pass filter that is connected to the antenna terminal and has a second pass band which is different from the first pass band; and
a matching circuit that is connected to the antenna terminal; wherein
the first and second band pass filters are indirectly connected to the antenna terminal with the matching circuit interposed and connected between the antenna terminal and the first and second band pass filters;
each of the first band pass filter and the second band pass filter includes:
a piezoelectric substrate that includes a first main surface and a second main surface which face each other;
an interdigital transducer electrode that is provided on the first main surface of the piezoelectric substrate and includes a first electrode layer containing molybdenum as a main component; and
a dielectric film that is provided on the first main surface of the piezoelectric substrate and covers the interdigital transducer electrode; wherein
the piezoelectric substrate is made of lithium niobate;
the dielectric film is made of silicon oxide;
the elastic wave device has a structure that causes Rayleigh waves to propagate through the piezoelectric substrate; and
a duty ratio of the interdigital transducer electrode is equal to or more than about 0.55 and less than or equal to about 0.75; and
a frequency interval between the first pass band and the second pass band is about 10 MHz or more.

US Pat. No. 10,396,757

ACOUSTIC WAVE DEVICE

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

1. An acoustic wave device comprising:a first piezoelectric substrate;
a plurality of first IDTs that are located on a first surface of the first piezoelectric substrate, each of the plurality of first IDTs including a plurality of first electrode fingers;
a second piezoelectric substrate that is located above the first surface; and
a plurality of second IDTs that are located on a second surface of the second piezoelectric substrate, each of the plurality of second IDTs including a plurality of second electrode fingers, the second surface of the second piezoelectric substrate facing the first surface across an air gap,
wherein:
extension directions of the plurality of first electrodes of the plurality of first IDTs are parallel to each other and extend in a first extension direction;
extension directions of the plurality of second electrodes of the plurality of second IDTs are parallel to each other and extend in a second extension direction; and
the first extension direction is non-parallel to the second extension direction.

US Pat. No. 10,396,755

RESONATOR HAVING FRAME AND METHOD OF MANUFACTURING THE SAME

Samsung Electro-Mechanics...

1. A resonator, comprising:a resonating portion comprising a first electrode, a second electrode, and a piezoelectric layer disposed between the first electrode and the second electrode;
a frame provided at an outer edge of the resonating portion, a portion of the frame covering an outer end portion of the second electrode; and
a connection portion disposed on an upper surface of the frame.

US Pat. No. 10,396,754

RESONATOR DEVICE, ELECTRONIC DEVICE, AND MOVING OBJECT

Seiko Epson Corporation, ...

1. A resonator device comprising:a substrate having first and second principal surfaces opposite to each other, the second principal surface having a recess therein so that the substrate has a ledge on the second principal surface;
a resonator element mounted on the first principal surface of the substrate;
a thermo-sensitive element mounted in the recess of the second principal surface of the substrate via a bonding material; and
a plurality of electrode terminals disposed on the ledge of the second principal surface of the substrate, the plurality of electrode terminals being connected to one of the resonator element and the thermo-sensitive element,
wherein a first distance in a first direction perpendicular to the first principal surface from a mounting surface of one of the plurality of electrode terminals to an outer surface of the thermo-sensitive element is at least 0.05 mm,
a second distance in the first direction from the mounting surface of one of the plurality of electrode terminals to a first inner surface of the recess, on which the thermo-sensitive element is mounted, is less than 0.3 mm, and
the outer surface of the thermo-sensitive element that is free from the bonding material is exposed to an inner space of the recess.

US Pat. No. 10,396,753

STACKED WAFER-LEVEL PACKAGING DEVICES

Skyworks Solutions, Inc.,...

1. A wireless device comprising:a transceiver configured to generate a radio-frequency (RF) signal;
a front-end module (FEM) in communication with the transceiver, the front-end module including a packaging substrate configured to receive a plurality of components, the front-end module further including a stacked assembly implemented on the packaging substrate, the stacked assembly including a first wafer-level packaging (WLP) device having a radio-frequency shield, the stacked assembly further including a second wafer-level packaging device having a radio-frequency shield, the second wafer-level packaging device positioned over the first wafer-level packaging device such that the radio-frequency shield of the second wafer-level packaging device is electrically connected to the radio-frequency shield of the first wafer-level packaging device; and
an antenna in communication with the front-end module, the antenna configured to transmit an amplified radio-frequency signal.

US Pat. No. 10,396,752

MEMS DEVICE

MURATA MANUFACTURING CO.,...

1. A MEMS device comprising:a substrate;
a frame disposed on the substrate;
a plate including a piezoelectric layer and a pair of electrode films disposed on opposing surfaces of the piezoelectric layer, respectively, with the pair of electrodes including an upper electrode and a lower electrode closer to the substrate than the upper electrode;
a pair of holding portions disposed on opposing sides of the plate and anchoring the plate to the frame;
an insulating layer disposed on the plate; and
a resistive film disposed on the insulating layer on a region of the insulating layer that extends along a straight line between the holding portions, such that the insulating layer electrically insulates the resistive film and at least one electrode film of the pair of electrode films,
wherein the insulating layer is disposed between the resistive film and the upper electrode of the pair of electrodes.

US Pat. No. 10,396,750

RADIO FREQUENCY TRANSMITTER HAVING IMPROVED RECEIVE BAND REJECTION FUNCTION

Samsung Electro-Mechanics...

1. A radio frequency transmitter, comprising:a transmit circuit configured to generate a transmit signal;
a receive band rejection filter comprising a capacitor and an inductor resonating with each other to reject a receive frequency band from the transmit signal, wherein a ratio value of a capacitance value of the capacitor to an inductance value of the inductor is within a predetermined range; and
a power amplifying circuit configured to amplify the transmit signal through the receive band rejection filter.

US Pat. No. 10,396,749

RADIO-FREQUENCY MODULE

MURATA MANUFACTURING CO.,...

1. A radio-frequency module utilizing carrier aggregation in which communication is performed by simultaneously using at least two frequency bands selected from a plurality of frequency bands having different frequencies, the radio-frequency module comprising:a switch circuit that includes one input terminal and three or more output terminals and that simultaneously connects the input terminal and each of two or more output terminals selected from the three or more output terminals;
a plurality of signal paths that propagate signals of corresponding frequency bands of the plurality of frequency bands and that are connected to the three or more output terminals in a one-to-one correspondence;
a filter element provided in each of the plurality of signal paths; and
a variable matching circuit provided in at least one of the plurality of signal paths, a circuit state of the variable matching circuit being changed in accordance with a combination of two or more signal paths simultaneously connected to the input terminal among the plurality of signal paths; wherein
the switch circuit outputs a control signal indicating a connection relationship between the input terminal and the three or more output terminals; and
the circuit state of the variable matching circuit is changed based on the control signal.

US Pat. No. 10,396,747

TEMPERATURE COMPENSATED OSCILLATION CIRCUIT, OSCILLATOR, ELECTRONIC APPARATUS, VEHICLE, AND METHOD OF MANUFACTURING OSCILLATOR

Seiko Epson Corporation, ...

1. A temperature compensated oscillation circuit comprising:an oscillation circuit that oscillates a resonator;
a first terminal that is connected to the oscillation circuit and receives an output signal of the resonator;
a second terminal separate from the first terminal;
a fractional N-PLL circuit that multiplies frequency of an oscillation signal which is output by the oscillation circuit, based on a frequency division ratio which is input;
a temperature measurement unit that measures temperature; and
a storage unit that stores a temperature correction table for correcting frequency temperature characteristics of the oscillation signal,
a control unit configured to set an update mode for updating the temperature correction table; and
a temperature correction table updating unit configured to update the temperature correction table in the update mode based on an output signal of the fractional N-PLL circuit and a reference clock signal which is input from the second terminal,
wherein the frequency division ratio of the fractional N-PLL circuit is set based on a measurement value obtained by the temperature measurement unit and the temperature correction table.

US Pat. No. 10,396,746

METHOD OF FORMING AN INTEGRATED RESONATOR WITH A MASS BIAS

TEXAS INSTRUMENTS INCORPO...

1. A method of forming a piezoelectric resonator with an acoustic Bragg reflector, comprising:depositing alternating dielectric layers of lower and higher acoustic impedance materials over a substrate;
depositing a first resonator electrode over the alternating dielectric layers; depositing a piezoelectric layer over the first resonator electrode; depositing a second resonator electrode over the piezoelectric layer;
depositing a mass bias over first and second resonator electrodes such that the mass bias is electrically insulated from the first and second resonator electrodes; and
depositing first and second contact pads concurrently with depositing the mass bias and of a same material as the mass bias, the first contact pad making electrical contact to the first electrode and the second contact pad making electrical contact with the second electrode.

US Pat. No. 10,396,744

SYSTEMS AND METHODS FOR IDENTIFYING AND REMEDIATING SOUND MASKING

iZotope, Inc., Cambridge...

1. A method comprising acts of:(A) receiving a multi-track audio recording comprising a plurality of tracks synchronized over a time interval, a first track of the plurality of tracks corresponding to a first audio recording of the multi-track audio recording, a second track of the plurality of tracks corresponding to a second audio recording of the multi-track audio recording, the first track and the second track comprising sound produced by different instruments;
(B) determining a loudness of the first audio recording at each of a plurality of frequencies during a particular time period of the time interval;
(C) determining a loudness of the second audio recording at each of the plurality of frequencies during the particular time period;
(D) determining a partial loudness of the first audio recording at a first frequency of the plurality of frequencies during the particular time period, based at least in part on the loudness of the second audio recording, at the first frequency during the particular time period, determined in the act (C);
(E) determining a loudness loss for the first audio recording at the first frequency during the particular time period based at least in part on the partial loudness determined in the act (D); and
(F) creating a processed multi-track audio recording by applying one or more measures to the multi-track audio recording received in the act (A), based upon the loudness loss determined in the act (E).

US Pat. No. 10,396,743

FREQUENCY-DOMAIN DYNAMIC RANGE CONTROL OF SIGNALS

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

1. A gain function controller comprising a processor and non-transitory computer readable medium, the processor configured to:receive a first plurality of sub-band-signals that is based on a first full-band signal;
determine a frequency-domain-gain-function for a second plurality of sub-band-signals that is based on a second full-band signal, wherein the second full-band signal is not based on the first full-band signal, and wherein determining the frequency-domain-gain-function for the second plurality of sub-band-signals comprises determining the frequency-domain-gain-function for the second plurality of sub-band-signals based on:
the first plurality of sub-band-signals;
a power of the first full-band signal that does not include a power of the second full-band signal, wherein the first full-band signal is a measured noise signal or an estimated noise signal; and
a predetermined compression curve;
apply the frequency-domain-gain-function to the second plurality of sub-band-signals to provide a frequency-domain-output-signal, wherein the processor is further configured to determine the frequency-domain-gain-function to jointly control the second plurality of sub-band-signals based on an adaptive spectral subtraction factor that is identical for all sub-bands such that the frequency-domain-output-signal, when coupled to a loudspeaker, drives the loudspeaker within a pre-determined displacement limit for mechanical loudspeaker protection.

US Pat. No. 10,396,742

RECEIVER AND NOISE SQUELCH CONTROL METHOD

JVC KENWOOD CORPORATION, ...

1. A receiver comprising:a noise squelch processor configured to generate a noise level decreasing from an initial value to a predetermined convergence value by integrating, by an integrator composed of a low-pass filter, a rectified signal obtained by extracting and rectifying a signal outside a band of a voice in a detection signal, obtained by detecting a reception signal to determine whether a voice signal is to be muted or unmuted by comparing the noise level and a threshold value with each other, and to generate a noise squelch determination signal;
a carrier detector configured to generate a carrier determination signal indicating whether or not the reception signal is present based on a signal strength of the reception signal;
an audio controller configured to supply a voice signal generated based on the detection signal to a speaker;
an audio mute determiner configured to instruct the audio controller to mute the voice signal when the noise squelch determination signal indicates that the voice signal is to be muted; and
an integrator controller configured to control the integrator to set a cutoff frequency of the integrator to a second cutoff frequency higher than a first cutoff frequency at first timing when the carrier detector generates a carrier determination signal indicating that the reception signal is present, and to switch the cutoff frequency of the integrator from the second cutoff frequency to the first cutoff frequency at second timing after an elapse of a predetermined period from the first timing.

US Pat. No. 10,396,741

HEADSET WITH PROGRAMMABLE MICROPHONE MODES

Voyetra Turtle Beach, Inc...

1. A system for processing audio signals, the system comprising:a headset comprising:
a speaker;
a beamforming microphone configured to sense an ambient sound level near the headset of sounds external to the headset; and
an audio processing unit that configures the headset in one of a plurality of modes by configuring a beam pattern of the beamforming microphone comprising a plurality of microphone elements, said mode configuration based on at least the sensed ambient sound level, wherein the headset is configured in a wider quiet mode beam pattern when the sensed ambient sound level is below a level of sound from a user of the headset and in a narrower loud mode when the sensed ambient sound level is above the level of sound from the user of the headset.

US Pat. No. 10,396,739

METHODS AND APPARATUS FOR ADJUSTING A LEVEL OF AN AUDIO SIGNAL

Dolby Laboratories Licens...

1. A method for adjusting a level of an audio signal in an audio processing apparatus, the method comprising:dividing an audio signal into a plurality of frequency bands;
obtaining modification parameters for at least one of the plurality of frequency bands, the modification parameters comprising filter coefficients and amplitude scale factors, each of the amplitude scale factors respectively operating in a frequency band of the plurality of frequency bands;
deriving gain factors for at least one of the plurality of frequency bands, the gain factors determined based on the amplitude scale factors;
smoothing the gain factors, wherein the smoothing of the gain factors is optional;
determining a level of noise from noise compensation factors;
applying the gain factors to at least one of the frequency bands to generate gain adjusted frequency bands;
adjusting the level of noise based on the gain adjusted frequency bands;
filtering at least one of the frequency bands with a filter generated with the filter coefficients, wherein the filter coefficients are applied to time-varying filters; and
synthesizing the plurality of frequency bands to generate an output audio signal;
wherein the gain factors are both time and frequency varying.

US Pat. No. 10,396,738

METHODS AND APPARATUS FOR ADJUSTING A LEVEL OF AN AUDIO SIGNAL

Dolby Laboratories Licens...

1. A method for adjusting a level of an audio signal in an audio processing apparatus, the method comprising:dividing an audio signal into a plurality of frequency bands;
obtaining modification parameters for at least one of the plurality of frequency bands, the modification parameters comprising filter coefficients and amplitude scale factors, each of the amplitude scale factors respectively operating in a frequency band of the plurality of frequency bands and each amplitude scale factor representing an average energy over the frequency band and a time segment;
deriving gain factors for at least one of the plurality of frequency bands, the gain factors determined based on the amplitude scale factors;
smoothing the gain factors, wherein the smoothing of the gain factors is optional;
determining a level of noise from noise compensation factors;
applying the gain factors to at least one of the frequency bands to generate gain adjusted frequency bands;
adjusting the level of noise based on the gain adjusted frequency bands;
filtering at least one of the frequency bands with a filter generated with the filter coefficients; and
synthesizing the plurality of frequency bands to generate an output audio signal;
wherein the gain factors are both time and frequency varying.

US Pat. No. 10,396,737

WIDE DYNAMIC RANGE AMPLIFIER SYSTEM

SKYWORKS SOLUTIONS, INC.,...

1. A broadband amplifier assembly having a signal input and a signal output, comprising:a fixed gain amplifier having an input and an output, the input coupled to the signal input;
an adjustable attenuator having an input and an output, the input of the adjustable attenuator being coupled to the output of the fixed gain amplifier;
a variable gain amplifier having an input coupled to the output of the adjustable attenuator and an output coupled to the signal output, the variable gain amplifier having a substantially constant input-referred linearity across a range of gain levels; and
a controller coupled to the fixed gain amplifier, the adjustable attenuator, and the variable gain amplifier and configured to control an amount of attenuation provided by the adjustable attenuator and an amount of gain provided by the variable gain amplifier to maintain a substantially constant input-referred linearity across a range of output power levels provided by a combination of the fixed gain amplifier, the adjustable attenuator, and the variable gain amplifier.

US Pat. No. 10,396,736

ATTENUATOR DEVICE IN A RADIO FREQUENCY TRANSMISSION STAGE

5. A transmission device comprising:a transmit stage configured to deliver a transmission signal on an input-output node of an antenna and comprising a power transistor having a current path coupled to the input-output node and configured to amplify a signal to be transmitted with the antenna, and
a receive stage configured to receive with the antenna a reception signal on the input-output node and comprising an attenuator circuit for attenuating the reception signal, wherein the attenuator circuit comprises the power transistor and a control circuit configured to place the power transistor in a triode mode.

US Pat. No. 10,396,735

AMPLIFIER SYSTEM WITH DIGITAL SWITCHED ATTENUATOR

SKYWORKS SOLUTIONS, INC.,...

1. A broadband amplifier assembly having a signal input and a signal output, comprising:a fixed gain amplifier having an input and an output, the input coupled to the signal input;
an adjustable attenuator having an input and an output, the input of the adjustable attenuator being coupled to the output of the fixed gain amplifier, the adjustable attenuator having a plurality of attenuation cells directly coupled in series between the input and the output of the adjustable attenuator, the adjustable attenuator having an attenuation mode of operation, a bypass mode of operation, and an isolation mode of operation; and
a power amplifier having an input and an output, the input of the power amplifier being coupled to the output of the adjustable attenuator and the output of the power amplifier being coupled to the signal output.

US Pat. No. 10,396,734

DIFFERENTIAL TRANSIMPEDANCE AMPLIFIER

1. A differential transimpedance amplifier, comprising:a common gate amplifier configured to receive an electrical signal from an input node; and
a common source amplifier configured to have a feedback resistor and receive the electrical signal form the input node,
wherein an output signal of the common gate amplifier and an output signal of the common source amplifier form a differential signal pair, and
wherein the common gate amplifier and the common source amplifier each includes a load having a transformer which removes an effect of parasitic capacitance.

US Pat. No. 10,396,733

SUPERCONDUCTING SIGNAL AMPLIFIER

PSIQUANTUM CORP., Palo A...

1. A system, comprising:a first circuit that includes a plurality of superconducting wires connected in parallel with one another, the plurality of superconducting wires including:
a first superconducting wire with a corresponding first threshold superconducting current; and
a second superconducting wire;
a second circuit connected in parallel to the first circuit;
a first current source coupled to the first superconducting wire and configured to selectively supply a first current; and
a second current source coupled to a combination of the first circuit and the second circuit and configured to supply a second current such that the plurality of superconducting wires operate in a superconducting state;
wherein the second superconducting wire is longer than the first superconducting wire, and
wherein a combination of the first current and the second current exceeds the first threshold superconducting current.

US Pat. No. 10,396,732

AMPLIFICATION OF FREQUENCY MULTIPLEXED MICROWAVE SIGNALS USING CASCADING MULTI-PATH INTERFEROMETRIC JOSEPHSON DIRECTIONAL AMPLIFIERS WITH NONOVERLAPPING BANDWIDTHS

INTERNATIONAL BUSINESS MA...

2. A cascading microwave directional amplifier (cascade) comprising:a set of Josephson devices, each Josephson device in the set having a corresponding operating bandwidth of microwave frequencies, wherein different operating bandwidths have different corresponding center frequencies; and
a series coupling between first Josephson device from the set and an nth Josephson device from the set, wherein the series coupling causes
the first Josephson device to amplify a signal of a first frequency from a frequency multiplexed microwave signal (multiplexed signal) and propagate without amplification a signal of an nth frequency from the multiplexed signal in a first signal flow direction through the series coupling, and
the nth Josephson device to amplify the signal of the nth frequency and propagate without amplification the signal of the first frequency from the multiplexed signal in the first signal flow direction through the series.

US Pat. No. 10,396,731

SELECTIVE AMPLIFICATION OF FREQUENCY MULTIPLEXED MICROWAVE SIGNALS USING CASCADING MULTI-PATH INTERFEROMETRIC JOSEPHSON DIRECTIONAL AMPLIFIERS WITH NONOVERLAPPING BANDWIDTHS

INTERNATIONAL BUSINESS MA...

1. A cascading selective microwave directional amplifier (cascade) comprising:a set of Josephson devices, each Josephson device in the set having a corresponding operating bandwidth of microwave frequencies, wherein different operating bandwidths have different corresponding center frequencies; and
a series coupling between first Josephson device from the set and an nth Josephson device from the set, wherein the series coupling causes the first Josephson device to amplify a signal of a first frequency from a frequency multiplexed microwave signal (multiplexed signal) in a first signal flow direction through the series coupling and the nth Josephson device to amplify a signal of an nth frequency in a second signal flow direction through the series, wherein the second signal flow direction is opposite of the first signal flow direction.

US Pat. No. 10,396,730

METHOD OF OPERATING DIGITAL-TO-ANALOG PROCESSING CHAINS, CORRESPONDING DEVICE, APPARATUS AND COMPUTER PROGRAM PRODUCT

STMICROELECTRONICS S.R.L....

1. A method, comprising:generating, by a processing chain, an analog output signal from a digital input signal;
generating a first digital signal based on the analog output signal, the first digital signal being indicative of a period of time an amplitude of the analog output signal is within a finite range of values;
determining, by a parameter estimation circuit comprising a feedforward path, the feedforward path having an input end and an output end, at least one parameter of the processing chain based on the digital input signal and the first digital signal, wherein the at least one parameter is generated at the output end of the feedforward path, and wherein determining the at least one parameter comprises:
providing the digital input signal as an input signal to the input end of the feedforward path; and
providing the first digital signal as an input signal to a logical operation located between the input end of the feedforward path and the output end of the feedforward path;
generating a second digital signal based on the at least one parameter and the digital input signal; and
comparing the first digital signal and the second digital signal.

US Pat. No. 10,396,729

DIFFERENTIAL CIRCUIT AND OPERATIONAL AMPLIFIER

FUJI ELECTRIC CO., LTD., ...

1. A differential circuit comprising:a first MOS transistor and a second MOS transistor that constitute a differential pair;
a determination unit to determine a level of a determination target signal that is based on at least one of differential inputs being input to a gate of the first MOS transistor and a gate of the second MOS transistor; and
a voltage changing unit to change a back gate voltage that is supplied to both back gates of the first MOS transistor and the second MOS transistor according to a determination result of the determination unit.

US Pat. No. 10,396,728

WIRELESS ELECTRIC POWER TRANSMITTER

Samsung Electronics Co., ...

1. A wireless power transmitter for transmitting power for charging a wireless power receiver, the wireless power transmitter comprising:an amplifier configured to amplify power and generate an alternating current (AC) power; and
a transmitting coil configured to wirelessly transmit power based on the generated AC power,
wherein the amplifier comprises:
a first transistor of which a first end is connected to ground and a second transistor of which a first end is connected to ground;
a capacitor of which a first end is connected to a second end of the first transistor, wherein a second end of the capacitor is connected to a second end of the second transistor, and the second end of the capacitor is connected to a first end of the transmitting coil; and
a coil of which a first end is connected to the first end of the capacitor, wherein a second end of the coil is connected to a second end of the transmitting coil.

US Pat. No. 10,396,727

LC NETWORK FOR A POWER AMPLIFIER WITH SELECTABLE IMPEDANCE

CREE, INC., Durham, NC (...

1. An amplifier circuit comprising:a radio-frequency (RF) amplifier comprising an input terminal and an output terminal, wherein the RF amplifier is configured to amplify, across a wideband frequency range, an RF signal applied to the RF amplifier input terminal so as to generate an amplified RF signal at the RF amplifier output terminal;
a first impedance matching network directly electrically connected to the RF amplifier output terminal, the first impedance matching network operative to adjust an output impedance of the RF amplifier, and comprising:
a first reactive circuit connected between the RF amplifier output terminal and ground, the first reactive circuit having a substantially fixed impedance;
a second reactive circuit; and
a first switching device configured to couple the second reactive circuit to the first reactive circuit in an ON state, and to decouple the second reactive circuit from the first reactive circuit in an OFF state.

US Pat. No. 10,396,724

AMPLIFIER WITH COMMON MODE LOOP AND CHOP

Semiconductor Components ...

1. A system comprising:a fully differential amplifier circuit including a first amplifier, a first feedback path, and a second feedback path, the first feedback path providing a feedback path from a positive output of the first amplifier to a negative input of the first amplifier and the second feedback path providing a feedback path from a negative output of the first amplifier to a positive input of the first amplifier;
a chopper clock circuit configured to output a chopper clock signal at a variable duty cycle; and
a common mode loop circuit including a second amplifier and chopper switches, the common mode loop circuit configured to provide a local feedback loop for the first amplifier, the chopper switches configured to receive the chopper clock signal from the chopper clock circuit and configured to control a current flow into the positive input of the first amplifier and into the negative input of the first amplifier.

US Pat. No. 10,396,723

MULTIRATE, ITERATIVE, MEMORY POLYNOMIAL BASED MODELING AND PRE-DISTORTION OF HIGH BANDWIDTH POWER AMPLIFIERS

Northrop Grumman Systems ...

1. A method for pre-distorting a digital signal in a digital communications system, said method comprising:converting digital bits to be transmitted to a series of symbols defining the bits;
providing the symbols to a pulse shaping filter (PSF) that provides samples of the symbols at a predetermined sample rate;
providing the filtered samples to a pre-distorter that pre-distorts the samples, wherein pre-distorting the samples includes providing a non-linear transformation of the samples that is defined by pre-distorter taps, wherein pre-distorting the filtered samples in the pre-distorter includes incorporating pre-equalization into the pre-distorter taps; and
providing the pre-distorted samples to a power amplifier to be amplified and transmitted, wherein pre-distorting the samples includes modeling the power amplifier and associated transmitter components using a degree three memory polynomial, and wherein modeling the power amplifier includes modeling the power amplifier as a memoryless nonlinearity sandwiched between two linear time-invariant (LTI) filters and that the pre-equalization includes providing an estimate of at least one of the LTI filters and then inverting the estimate.

US Pat. No. 10,396,720

HIGH-FREQUENCY AMPLIFIER APPARATUSES

1. A high-frequency amplifier apparatus comprising:two transistors, each having a first terminal and a second terminal that is connected to a ground connection point, wherein the two transistors are embodied alike and are arranged on a multi-layered circuit board that comprises a plurality of upper layers above a lowermost layer; and
a power transformer having a primary winding and a secondary winding, wherein the primary winding is connected to the first terminals of the two transistors;
wherein the primary winding and the secondary winding of the power transformer are each designed as planar conductor paths that are arranged in different layers of the plurality of upper layers of the multi-layered circuit board, and
wherein the lowermost layer of the multi-layered circuit board is a metal layer that is used as a reference ground.

US Pat. No. 10,396,719

INTEGRATED CIRCUIT DEVICE

Sumitomo Electric Industr...

1. An integrated circuit device comprising:a differential circuit including
a pair of differential input terminals,
an amplifier circuit including a pair of differential input nodes, one node of the pair of differential input nodes being electrically connected to one terminal of the pair of differential input terminals and another node of the pair of differential input nodes being electrically connected to another terminal of the pair of differential input terminals,
a first supply terminal configured to be supplied a first voltage from outside,
a second supply terminal configured to be supplied a second voltage lower than the first voltage from the outside,
a common terminal,
a first resistive element having one end and another end, the one end of the first resistive element being electrically connected to the one terminal of the pair of differential input terminals and the another end of the first resistive element being electrically connected to the common terminal,
a second resistive element having one end and another end, the one end of the second resistive element being electrically connected to the first supply terminal and the other end of the second resistive element being electrically connected to the common terminal, and
a third resistive element having one end and another end, the one end of the third resistive element being electrically connected to the one terminal of the pair of differential input terminals and the other end of the third resistive element being electrically connected to the second supply terminal;
a bonding wire; and
a capacitor having one end and another end, the another end of the capacitor being electrically connected to the common terminal by the bonding wire and the one end of the capacitor being electrically connected to the second supply terminal.

US Pat. No. 10,396,718

BIAS CONTROL CIRCUIT AND POWER AMPLIFICATION MODULE

MURATA MANUFACTURING CO.,...

1. A bias control circuit comprising:a reference voltage circuit that generates a reference voltage;
a resistor;
a reference voltage buffer circuit that applies the reference voltage to a second end of the resistor;
a constant current generating circuit that generates a constant current and that supplies the constant current to the second end of the resistor, the constant current being based on the reference voltage and driving the reference voltage buffer circuit; and
a bias generating circuit that generates a bias voltage or a bias current for a power amplification circuit based on a voltage at a first end of the resistor, wherein:
the reference voltage buffer circuit includes an operational amplifier and a P-channel MOSFET,
the reference voltage is applied to a first input terminal of the operational amplifier,
a second input terminal of the operational amplifier and a source of the P-channel MOSFET are connected to the second end of the resistor, and
an output terminal of the operational amplifier is connected to a gate of the P-channel MOSFET.

US Pat. No. 10,396,717

POWER CONTROL METHOD, DEVICE AND COMMUNICATION TERMINAL FOR RADIO FREQUENCY POWER AMPLIFIER

BEIJING VANCHIP TECHNOLOG...

1. A power control device, comprising: a first linear regulator module, a voltage sensing module, and a second linear regulator module, whereinthe first linear regulator module, used to read a supply voltage signal and a power control signal, and generate an amplified signal having a linear relationship with the power control signal;
the voltage sensing module, used to generate a controllable current according to the amplified signal and saturation degree information of a pass element in the first linear regulator module, and convert the controllable current into a voltage; and
the second linear regulator module, used to perform linear voltage regulation on the voltage and generate a base control voltage.

US Pat. No. 10,396,715

HIGH POWER RADIO-FREQUENCY SWITCHING TOPOLOGY AND METHOD

SKYWORKS SOLUTIONS, INC.,...

1. A radio-frequency circuit comprising:a series of transistors including at least a first transistor and a second transistor and each having at least a source, a gate, and a drain;
an input path coupled to the source of the first transistor and an output path coupled to the drain of the second transistor; and
a plurality of direct current bias networks including a first direct current bias network coupled to the gate of the first transistor, a second direct current bias network coupled to the gate of the second transistor, and a third direct current bias network coupled to the drain of the first transistor and the source of the second transistor, each of the plurality of direct current bias networks being configured to directly bias the series of transistors to direct a radio-frequency signal through the series of transistors.

US Pat. No. 10,396,714

RECONFIGURABLE LOW-NOISE AMPLIFIER (LNA)

Qorvo US, Inc., Greensbo...

1. A reconfigurable low-noise amplifier (LNA) comprising:amplifier circuitry having a gate terminal coupled to an input terminal, a source terminal coupled to a fixed voltage node, and a drain terminal, wherein the amplifier circuitry comprises field-effect transistor (FET) devices coupled in a cascode configuration between the drain terminal and the source terminal; and
a gamma inverting network (GIN) coupled between the input terminal and the fixed voltage node, wherein the GIN comprises:
a first switch configured to disable the GIN during operation at first frequencies within a lower frequency band and to enable the GIN during operation at second frequencies within a higher frequency band, which is higher than the lower frequency band; and
a first inductor and a first capacitor coupled in series through the first switch such that current flow is enabled through the first inductor when the first switch is in an on-state and current flow is disabled through the first inductor when the first switch is in an off-state.

US Pat. No. 10,396,713

ENVELOPE-TRACKING CURRENT BIAS CIRCUIT WITH OFFSET CANCELLATION FUNCTION

Samsung Electro-Mechanics...

1. An envelope-tracking current bias circuit comprising:a first rectifying circuit configured to detect an envelope of an input signal, and provide an envelope detection signal comprising a first direct current (DC) offset voltage;
a second rectifying circuit configured to provide a second DC offset voltage corresponding to the first DC offset voltage; and
a first arithmetic circuit configured to provide an envelope signal in which the first DC offset voltage is reduced through subtraction between the envelope detection signal and the second DC offset voltage.

US Pat. No. 10,396,712

TRANSFORMER FEED-BACK QUADRATURE VOLTAGE CONTROLLED OSCILLATOR FOR CORRECTING DYNAMIC PHASE ERROR AND COMMUNICATION APPARATUS USING THE SAME

NATIONAL CHUNG SHAN INSTI...

1. A transformer feed-back quadrature voltage controlled oscillator (QVCO), comprising:a first VCO;
a second VCO; and
a dynamic phase error correction circuit, having a plurality of coupling capacitors connected between the first and second VCOs, wherein the capacitances of the coupling capacitors are varied according to a digital control signal to correct a phase error of local oscillating (LO) signals of quadrature phases output by the first and second VCOs;wherein the transformer feed-back QCVO is formed by a first half circuit and a second half circuit, wherein each of the first and second half circuit comprises:a first coupling capacitor;
a second coupling capacitor;
an induction inductor;
a NMOS transistor;
a PMOS transistor; and
a frequency tuning circuit, a first end thereof is connected to a first end of the induction inductor, a drain of the PMOS transistor and a gate of the NMOS transistor, and a second end thereof is connected to a second end of the induction inductor, a drain of the NMOS transistor and a gate of the PMOS transistor;wherein the induction inductors of the first and second half circuit form a transformer, a body of the PMOS transistor of the first half circuit is connected to a source of the PMOS transistor of the second half circuit through the first coupling capacitor of the first half circuit, a body of the NMOS transistor of the first half circuit is connected to a source of the NMOS transistor of the second half circuit through the second coupling capacitor of the first half circuit, a body of the PMOS transistor of the second half circuit is connected to a source of the NMOS transistor of the first half circuit through the first coupling capacitor of the second half circuit, a body of the NMOS transistor of the second half circuit is connected to a source of the PMOS transistor of the first half circuit through the second coupling capacitor of the second half circuit, the drains of the PMOS transistors and the NMOS transistors are used to output the LO signals of quadrature phases, and a LO frequency is determined by a frequency tuning voltage applied to the frequency tuning circuit based upon a frequency-voltage curve;wherein the first and second coupling capacitors of the first and second half circuits are the variable coupling capacitors of the dynamic phase error correction circuit, so as to form the dynamic phase error correction circuit, the NMOS transistor, the PMOS transistor and the induction inductor of the first half circuit form the first VCO, and the PMOS transistor and the induction inductor of the second half circuit form the second VCO.

US Pat. No. 10,396,711

INTEGRATED CIRCUITS HAVING ON-CHIP INDUCTORS WITH LOW COMMON MODE COUPLING EFFECT

Zgmicro Wuxi Corporation,...

1. An integrated circuit, comprising:a first circuit, operating at a first frequency, including a first inductor; and
a second circuit, including a second inductor, provided to process an input signal, the second inductor including a first terminal, a second terminal, an intermediate terminal, and an intermediate node, wherein a first wire is formed between the first terminal and the intermediate node, a second wire is formed between the second terminal and the intermediate node, the first wire and the second wire, forming a coil with one or more turns, cross at a certain point on different layers, an intermediate tap is coupled between the intermediate node and the intermediate terminal, and the first and second terminals, and the intermediate terminal being located on one side of the coil and adjacent to each other, and
wherein when a current flows from the first terminal of the second inductor to the intermediate terminal of the second inductor and a current flows from the second terminal of the second inductor to the intermediate terminal of the second inductor, or when a current flows from the intermediate terminal of the second inductor to the first terminal of the second inductor and a current flows from the intermediate terminal of the second inductor to the second terminal of the second inductor, intermediate tap are cancelled out substantially by each other.

US Pat. No. 10,396,701

MOTOR CONTROL DEVICE, BLOWING DEVICE, AND CLEANER

NIDEC CORPORATION, Kyoto...

1. A motor control device of a brushless DC motor, the motor control device comprising:voltage acquisition circuitry that acquires a drive voltage of the motor;
rotational speed acquisition circuitry that acquires a rotational speed of the motor;
setting circuitry that sets a rotational speed instruction value of the motor according to an instruction input from outside;
calculation circuitry that calculates a rotational speed threshold value of the motor according to the rotational speed instruction value;
change circuitry that changes the rotational speed instruction value in a case where the rotational speed acquired by the rotational speed acquisition circuitry exceeds the rotational speed threshold value; and
storage circuitry that stores reference data used to calculate the rotational speed threshold value; wherein
the reference data includes at least three types of reference value sets each including a reference drive voltage value, a reference rotational speed instruction value, and a reference rotational speed threshold value; and
the calculation circuitry performs a proportional calculation based on a current drive voltage value which is acquired by the voltage acquisition circuitry, a current rotational speed instruction value which is set by the setting circuitry, and the reference value set to calculate the rotational speed threshold value.

US Pat. No. 10,396,695

METHOD FOR PROTECTING AN ELECTRICAL POWER SYSTEM

General Electric Company,...

1. An electrical power system connected to a power grid, comprising:at least one cluster of electrical power subsystems, each of the electrical power subsystems comprising a power converter electrically coupled to a generator having a generator rotor and a generator stator, each of the electrical power subsystems defining a stator power path and a converter power path for providing power to the power grid, each of the electrical power subsystems further comprising a partial power transformer within the converter power path;
a subsystem switch configured with each of the electrical power subsystems;
a cluster transformer connecting each cluster of electrical power subsystems to the power grid;
a cluster switch communicatively coupled to the cluster transformer; and,
a controller communicatively coupled to each of the plurality of electrical power subsystems, the controller configured to perform one or more operations, the operations comprising:
monitoring the electrical power system for faults; and,
if a fault is detected in the stator power path of one of the electrical power subsystems, sending, via one of the subsystem switches or the power converters, a block signal to the cluster switch, the block signal comprising a signal that instructs the cluster switch to not trip in response to the fault being detected.

US Pat. No. 10,396,693

METHOD OF CONTROLLING CONSTANT CURRENT OF BRUSHLESS DC MOTOR AND CONTROLLER OF BRUSHLESS DC MOTOR USING THE SAME

LG Electronics Inc., Seo...

1. A method for controlling a brushless direct current (BLDC) motor, the method comprising:receiving a constant current from an output port of the BLDC motor;
comparing the constant current to a reference current;
based on the comparison of the constant current to the reference current, providing at least one speed command to a rotational speed control unit, wherein providing the at least one speed command comprises:
based on the comparison revealing that the constant current is smaller than the reference current, providing a first speed command to the rotational speed control unit, the first command being configured to increase a speed of the BLDC motor,
based on the comparison revealing that the constant current is larger than the reference current, providing a second speed command to the rotational speed control unit, the second command being configured to decrease a speed of the BLDC motor, and
based on the comparison revealing that the constant current is the same as the reference current, providing a third speed command to the rotational speed control unit, the third command being configured to maintain a speed of the BLDC motor; and
based on the at least one speed command, controlling, by the rotational speed control unit, a speed of the BLDC motor.

US Pat. No. 10,396,685

MODULAR MULTI-STAGE CONVERTER

SIEMENS AKTIENGESELLSCHAF...

1. A multi-stage converter comprising:a branch connected between a positive busbar and a negative busbar; and
a control device;
wherein the branch has at least two arms connected in series;
the arms each comprise a series circuit including a plurality of two-pole transformers with a respective energy store and a communication connection to the control device;
the communication connection transmitting information about a state of charge of the energy store and a switching instruction for a switch of the respective transformers; and
for at least a subset of the tranformers, the communication connection comprises a common communication connection with a plurality of insulation paths having an insulation capability in each case of at most 5 kV.

US Pat. No. 10,396,682

METHOD FOR OPERATING AN ELECTRICAL NETWORK

Dr. Ing. h.c. F. Porsche ...

1. A multilevel converter configured to be arranged in an electrical network, wherein the electrical network comprises a first subnetwork and a second subnetwork, wherein the two subnetworks are configured to be connected to one another via at least one transformer and are configured to be DC isolated from one another by said transformer, wherein a primary side of the at least one transformer having a first number of turns is configured to be assigned to the first subnetwork and a secondary side of the at least one transformer having a second number of turns is configured to be assigned to the second subnetwork, wherein the multilevel converter is configured to be arranged in the first subnetwork, the multilevel converter comprising:a plurality of single modules, wherein each single module has an electrical energy store, wherein the multilevel converter is configured to provide at least one first AC voltage and to modulate it with at least one second AC voltage, wherein accordingly at least one AC voltage resulting therefrom is provided to the at least one transformer and is transformed by the at least one transformer into at least one outgoing AC voltage and is provided to the second subnetwork; and
at least one associated additional energy store configured to provide the at east one second AC voltage.

US Pat. No. 10,396,681

MULTILEVEL INVERTERS WITH INCREASED NUMBER OF OUTPUT STEPS

King Abdulaziz University...

1. A power conversion system comprising:a multilevel inverter circuitry configured to
(a) arrange Nsource DC voltage sources in series between a positive terminal of a first one of the Nsource DC voltage source and a negative terminal of a last one of the Nsource DC voltage sources;
(b) connect at least Nsource?1 controlled switching devices to the Nsource DC voltage sources to ensure at least one of the at least Nsource?1 controlled switching devices is connected between any two adjacent DC voltage sources, to form an electrical path between the positive terminal of the first one of the Nsource DC voltage source and the negative terminal of the last one of the Nsource DC voltage source;
(c) connect at least another Nsource?1 controlled switching devices to the Nsource DC voltage sources to ensure at least one controlled switching device is connected between the negative terminal of the last one of the Nsource DC voltage sources and the negative terminal of any one of the other Nsource?1 DC voltage sources;
(d) provide at least another three controlled switching devices wherein at least one of at least another three controlled switching devices is connected between a positive terminal of the first one of the Nsource DC voltage source and a positive terminal of the second one of the NsourceDC voltage source, and at least two of the at least another three controlled switching devices are connected in series across the positive terminal and negative terminal of the first one of the Nsource DC voltage source; and
(e) connect an H-bridge circuit comprising at least four controlled switching devices between a negative terminal of the last DC voltage source and any common terminal of the controlled switching devices connected in series across the positive terminal and the negative terminal of the first of the at least Nsource?1 DC voltage source, to drive a current in both positive and negative directions to a load,
wherein a voltage levels provided by the others Nsource?1 DC voltage sources is twice a voltage level provided by the first one of the Nsource DC voltage sources, and
wherein a total number of a voltage levels Nstep provided by the Nsource DC voltage sources is determined according to Nstep=4Nsource?1.

US Pat. No. 10,396,679

RECTIFICATION CIRCUIT WITH TRANSISTOR CHANNEL AND DIODE CHANNEL

OSRAM SYLVANIA Inc., Wil...

1. A rectifying circuit, comprising:a first channel circuit to rectify a first input signal using a transistor, the transistor operatively coupled between an input of the first channel circuit and a node;
a comparator circuit operatively coupled with the transistor of the first channel circuit, the comparator circuit to control the transistor based on a difference between a representative voltage of the first input signal and a representative voltage of the node; and
a second channel circuit to rectify a second input signal using a diode, the diode operatively coupled between an input of the second channel circuit and the node;
wherein the transistor is a first transistor and the comparator circuit is operatively coupled with the first transistor by way of a second transistor, wherein the first transistor is controlled by the second transistor, and the second transistor is controlled by the comparator circuit.

US Pat. No. 10,396,668

POWER CONVERTER

TOYOTA JIDOSHA KABUSHIKI ...

1. A power converter comprising:power conversion circuits connected in parallel; and
a cutoff switch provided in each of the power conversion circuits, the cutoff switch configured to cut off connection of corresponding one of the power conversion circuits from other power conversion circuit,
wherein the cutoff switches of the power conversion circuits are housed in a first module.

US Pat. No. 10,396,656

CONTROL CIRCUIT FOR SUPPRESSING ELECTROMAGNETIC INTERFERENCE SIGNALS

AnApp Technologies Limite...

1. A control circuit for suppressing electromagnetic interference signals, the control circuit comprising:an input and an output;
a variable gain filter circuit with a first gain factor, wherein
the first gain factor is variable, and
the variable gain filter circuit receives a signal indicative of an electromagnetic interference signal, and outputs a signal to a controlled signal source with a second gain factor; and
a controller operably connected to the variable gain filter circuit, wherein the controller receives a signal indicative of an output signal at the output of the control circuit, and outputs a control signal to the variable gain filter circuit based on the signal indicative of the output signal at the output of the control circuit, and the control signal controls the first gain factor.

US Pat. No. 10,396,654

START-UP CIRCUIT

SCHNEIDER ELECTRIC SOLAR ...

1. A start-up circuit for a power system, the start-up circuit comprising:an input configured to be coupled to a power source and to receive input DC power from the renewable energy based power source;
an output;
a current regulator portion coupled to the input and configured to provide a regulated output current derived from the input DC power to the output; and
a voltage regulator portion coupled to the current regulator portion and the output and configured to generate a regulated output voltage at the output derived from the input DC power
wherein the current regulator portion comprises a first regulator configured to monitor the regulated output current and control a level of the regulated output current by adjusting a voltage drop of the current regulator portion.

US Pat. No. 10,396,646

MICRO VALUE COMPRISING AN ELECTRODYNAMIC ACTUATOR HAVING STATIONARY MAGNET ARRANGEMENT AND A MOVEABLE AIR-CORE COIL

BUERKERT WERKE GMBH, Ing...

1. A microvalve, comprising:a fluid housing;
a valve seat arranged in the fluid housing;
a diaphragm clamped in the fluid housing and disposed on the valve seat; and
an electrodynamic actuator placed on the fluid housing and configured to control a movement of the diaphragm in order to open or close the valve seat,
wherein the electrodynamic actuator comprises:
an immovable actuator structure including a magnet arrangement consisting of a plurality of permanent magnets, and configured to generate magnetic fields;
a movable actuator structure including a control element having an air-core coil comprising a multitude of windings around a magnetically non-soft core, the air-core coil being arranged in the magnetic field and firmly coupled to a coil carrier made from a nonmagnetic material, the air-core coil being received in or wound on the coil carrier, and the control element configured to move relative to the magnet arrangement; and
an extension part extended from the coil carrier and coupled with the diaphragm, and configured to open or close the valve seat by cooperating with the coupled diaphragm in response to a movement of the control element,
wherein the magnetic fields include
a first magnetic field having a first principal direction and
a second magnetic field having a second principal direction opposed to the first principal direction,
wherein the control element is mounted for swiveling movement about an axis of rotation that is parallel to the first and second principal directions of the magnetic fields, and
wherein the extension part is formed integrally with the coil carrier or is attached to the coil carrier.

US Pat. No. 10,396,645

VIBRATION MOTOR

NIDEC SEIMITSU CORPORATIO...

1. A vibration motor comprising:a stationary portion including a casing and a coil;
a vibrator including a magnet and a weight, and supported to vibrate in one direction with respect to the stationary portion; and
an elastic member between the stationary portion and the vibrator; wherein
the magnet is on an upper side of the coil in a vertical direction perpendicular to the one direction;
the weight includes a first weight portion in a shape of a flat plate, and at least one second weight portion that extends downward from a lower surface of the first weight portion;
the elastic member includes a fixing portion fixed to a side surface of the vibrator, and a top plate portion joined to the fixing portion, and fixed to an upper surface of the vibrator;
the top plate portion is opposite to the magnet in the vertical direction; and
the casing includes a base, a lowermost portion of the coil being closer to the base than a lowermost portion of the second weight portion is.

US Pat. No. 10,396,644

VIBRATION MOTOR

NIDEC SEIMITSU CORPORATIO...

1. A vibration motor comprising:a stationary portion including a base and an annular coil;
a vibrator including a magnet and a weight, and supported to be capable of vibrating in one direction with respect to the stationary portion; and
elastic members between the stationary portion and the vibrator; wherein
the base includes a pair of columnar portions projecting upward in a vertical direction perpendicular to the one direction; and
outside surfaces of the pair of columnar portions are opposite to an outside surface of the coil;
each of the pair of columnar portions is directly under respective ones of the elastic members; and
the weight includes extending portions positioned between the outside surfaces of the pair of columnar portions and the outside surface of the coil.

US Pat. No. 10,396,641

RESIN INJECTION METHOD INTO LAMINATED CORE, AND ROTATING ELECTRIC MACHINE USING THE RESIN INJECTION METHOD

MITSUBISHI ELECTRIC CORPO...

1. A resin injection method into a laminated core, which uses an axial hole provided in a laminated core of a rotating electric machine and injects resin into a gap of said laminated core using a resin supplying unit which has a resin container that accumulates the resin and a pump, and a resin injection unit which injects the resin supplied from said resin supplying unit into the axial hole of said laminated core, the resin injection method into the laminated core comprising:inserting an injection pipe of said resin injection unit from one end of the axial hole;
supplying the resin into said injection pipe by putting pressure from said resin supplying unit in a state where a gap between the outer peripheral side of said injection pipe and the inner peripheral side of the axial hole is blocked by a first elastic ring provided on the outer periphery of said injection pipe;
injecting the resin from the injection pipe into the gap of the laminated core; and
discharging resin remaining in the axial hole by supplying air into said injection pipe after resin injection.

US Pat. No. 10,396,640

BLOWER WITH BEARING TUBE

ResMed Motor Technologies...

1. A method for forming windings of a stator assembly of a motor in a blower for generating a supply of air at positive pressure, the blower including a rotor adapted to be driven by the motor and at least one impeller provided to the rotor, the method comprising:providing a stationary portion for the blower including a tube, the tube comprising a cylindrical side wall having an interior surface and an exterior surface, the interior surface of the cylindrical side wall adapted to support the rotor located within the tube; and
using the exterior surface of the cylindrical side wall as a mandrel to form the windings of the stator assembly such that the windings are wound directly on the cylindrical side wall about an axis that is substantially coaxial to an axis of the cylindrical side wall,
wherein the cylindrical side wall is free of protrusions extending radially outwardly from the exterior surface in a region of the windings.

US Pat. No. 10,396,639

METHOD FOR PRODUCING A WINDING OF AN ELECTRIC MACHINE

CPT Group GmbH, Hannover...

1. A method for producing a winding of a winding carrier of an electric machine, the method comprising the following method steps:providing a laminated core that includes at least one first slot for receiving at least one first winding segment of the winding and at least one second slot for receiving at least one second winding segment of the winding;
inserting the at least one first winding segment into the at least one first slot up to at least one first region that includes a first exposed end portion, and inserting the at least one second winding segment into the at least one second slot up to at least one second region that includes a second exposed end portion;
retaining the first end portion as a result of inserting the first end portion in a first recess of a first bending device and as a result of positioning a first retaining element into a locking position in the first recess, and retaining the second end portion as a result of inserting the second end portion in a second recess of the first bending device;
bending the first and the second region in a first bending direction about a first bending angle as a result of rotating the first bending device about a rotational axis concentrically with respect to the laminated core, whilst the first and the second end portions are retained;
releasing the first end portion as a result of moving the first retaining element from the locking position into an unlocking position; and
bending the second region further in the first bending direction about a second bending angle once the first end portion has been released.

US Pat. No. 10,396,635

REFLECTIVE OPTICAL ENCODER WITH CONTAMINANT PROTECTION

OTIS ELEVATOR COMPANY, F...

1. An optical encoder and motor assembly, comprising:a motor and brake device, the motor and brake device including a motor shaft that rotates or remains stationary based on operation of the motor and brake device;
a motor and brake housing at least partially enclosing the motor and brake device, the motor and brake housing including at least one cavity aligned with the motor shaft;
an encoder housing at least partially received in the at least one cavity, the encoder housing including an opening;
an encoder shaft supported partially within the encoder housing and partially extending through the opening of the encoder housing, the encoder shaft being associated with the motor shaft so that the encoder shaft rotates relative to the encoder housing as the motor shaft rotates;
an encoder disk secured to the encoder shaft, the encoder disk rotating with the encoder shaft, the encoder disk being within the encoder housing;
at least one detector within the encoder housing, the at least one detector being situated relative to the encoder disk to detect rotary movement of the encoder disk;
a seal at an interface between the encoder shaft and the encoder housing, the seal surrounding the encoder shaft, the seal being outside of the encoder housing, the seal being situated to prevent contaminants from the cavity from entering the encoder housing through the opening; and
a packing inside the encoder housing between the opening and the encoder disk, the packing being situated to prevent any debris associated with rotation of the encoder shaft relative to the seal from contacting the encoder disk.

US Pat. No. 10,396,632

STATOR FOR ROTARY ELECTRIC MACHINE HAVING INTEGRALLY MOLDED TEMPERATURE SENSOR

TOYOTA JIDOSHA KABUSHIKI ...

1. A stator for a rotary electric machine, the stator comprising:a stator core;
a coil that is wound around the stator core;
a mold portion that includes a coil end portion, the coil end portion projecting outward from the stator core of the coil in an axial direction of the stator, a bulge portion being provided at an end portion of the mold portion in the axial direction of the stator, the mold portion being configured to mold the coil end portion, and a liquid cooling medium being supplied from a cooling medium supply member to an outer peripheral surface of the mold portion; and
a temperature sensor that is provided at the end portion of the mold portion in the axial direction of the stator, the temperature sensor being configured to measure a temperature of the coil, wherein
the bulge portion is provided bulging outward in the axial direction of the stator to surround at least part of a periphery of the temperature sensor,
the bulge portion is configured to restrain the liquid cooling medium from being supplied to the temperature sensor, and
the bulge portion is molded integrally with the mold portion,
wherein the stator core includes a plurality of teeth that are arranged apart from one another in a circumferential direction of the stator, and the coil is wound around each of the teeth of the stator core in a concentrated manner,
wherein a position of the bulge portion in the circumferential direction of the stator is a position between the coils that are adjacent to each other in the circumferential direction of the stator, and
wherein the bulge portion has an insertion hole that opens to one end surface in the axial direction of the stator, the temperature sensor being disposed in the insertion hole.

US Pat. No. 10,396,627

ELECTRIC MOTOR OR GENERATOR

PROTEAN ELECTRIC LIMITED,...

1. An electric motor or generator comprising a stator with at least one coil winding, wherein the stator includes a heat sink having a first surface having a section of the at least one coil winding arranged to extend through and in a direction away from the first surface, and a control module having a housing with a first side that is arranged to be mounted to the first surface of the heat sink, wherein the housing includes a first element for detecting current flow, and a control device for controlling current flow in the at least one coil winding based upon the current flow detected by the first element, wherein the section of the at least one coil winding that is arranged to extend away from the first surface is arranged to extend through an aperture formed on the first side of the housing for coupling to the control device, wherein the first element is mounted in the housing adjacent to the section of the at least one coil winding, wherein the first side of the housing includes a recess formed around the aperture on the opposite surface to that mounted adjacent to the first surface of the heat sink for mounting the first element.

US Pat. No. 10,396,622

ELECTROMAGNETIC ACTUATOR AND ACTIVE VIBRATION-DAMPING DEVICE

SUMITOMO RIKO COMPANY LIM...

1. An electromagnetic actuator comprising:an outer tubular member;
an inner axial member;
an elastic member connecting the outer tubular member and the inner axial member;
a coil member attached to the outer tubular member, the coil member generating an electromagnetic force through energization thereto;
a magnet member attached to the inner axial member, the magnet member being subjected to the electromagnetic force so as to exert a driving force in an axial direction of the inner axial member between the inner axial member and the outer tubular member;
a first support section provided at the outer tubular member, the first support section including a first axial support face and a second axial support face which are spaced apart from each other in the axial direction, and the coil member is clamped by the first axial support face and the second axial support face in the axial direction so as to securely support the coil member;
an annular member formed of a synthetic resin being housed within the outer tubular member, the annular member including a power feed terminal to the coil member; and
a second support section provided at the outer tubular member, the second support section including a third axial support face and a fourth axial support face which are spaced apart from each other in the axial direction, and the annular member is clamped by the third axial support face and the fourth axial support face in the axial direction so as to securely support the annular member, wherein
the second support section is positioned on an outer peripheral side of the first support section so that the second support section is provided in such a parallel structure that a clamping force by the first support section is not exerted on the second support section.

US Pat. No. 10,396,620

ROTATING ELECTRICAL MACHINE CONNECTION COMPONENT AND METHOD OF MANUFACTURING THE SAME

Hitachi Metals, Ltd., To...

1. A rotating electrical machine connection component, which is used to supply multi-phase currents having different phases to windings of a rotating electrical machine that comprises a rotor and a stator comprising an annular core surrounding the rotor and having the windings wound thereon, the rotating electrical machine connection component comprising:a plurality of linear conductors that respectively correspond to the different phases and are provided such that one end is connected to the winding and the other end is connected to a terminal block; and
a first molded resin portion that covers portions of the plurality of linear conductors and connects the plurality of linear conductors to each other,
wherein each of the plurality of linear conductors comprises a first straight portion extending out of the first molded resin portion in a direction parallel to a rotational axis of the rotor and connected to the terminal block, a second straight portion extending out of the first molded resin portion in a different direction from the first straight portion and a bent portion bent between the first and second straight portions, and of each of the plurality of linear conductors, a part of the first straight portion, the bend portion and a part of the second straight portion are covered by the first molded resin portion, and
wherein the first molded resin portion comprises a coupling portion for coupling the plurality of linear conductors, and a plurality of protruding portions protruding from the coupling portion respectively along the second straight portions of the plurality of linear conductors.

US Pat. No. 10,396,619

ELECTRIC MOTOR

Daikin Industries, Ltd., ...

1. An electric motor configured to be oppositely spaced from a plate electrically grounded in an axial direction extending along an axis of rotation, said electric motor comprising:a rotor arranged to rotate around said axis of rotation;
a stator located at a side adjacent to said axis of rotation with respect to said rotor, said stator including
teeth facing said rotor with an air gap formed therebetween and having conductivity,
a back yoke coupling ends of said teeth at the side adjacent to said axis of rotation to each other, said back yoke having a tubular shape and having conductivity, and
windings wound around said teeth;
a shaft extending along said axis of rotation and passing through said back yoke to be fixed to one of said stator and said rotor;
at least one bearing including
an inner ring fixed to said shaft and having conductivity, and
an outer ring coupled to said inner ring so as to rotate relative thereto and having conductivity; and
a bearing housing extending in said axial direction
so as not to be located in a first area at a side adjacent to said plate with respect to an end of said stator, and
so as to be located in a second area opposite said plate with respect to said end along said axial direction, said end being at said side,
said bearing housing being fixed to said outer ring of said bearing and to an other of said stator and said rotor.

US Pat. No. 10,396,609

PERMANENT MAGNET-EMBEDDED TYPE ROTARY ELECTRIC MACHINE WITH ROTOR HAVING SLOTS AND ROTOR SURFACE GROOVES

FUJI ELECTRIC CO., LTD., ...

1. A permanent magnet-embedded type rotary electric machine, comprising:a stator which has a plurality of stator winding slots formed in an inner circumferential surface thereof; and
a rotor which is rotatably supported so that an outer circumferential surface of the rotor can be opposed to the inner circumferential surface of the stator through a gap, the rotor including a first magnetic pole region having one magnetic pole, the first magnetic pole region including
a pair of permanent magnets embedded in the rotor and forming the one magnetic pole, the pair of permanent magnets forming a axisymmetric shape with respect to a symmetry axis passing through a rotation center of the rotor and a center of the magnetic pole,
a pair of magnetic flux short-circuit preventing slits arranged in an axisymmetric manner with respect to the symmetry axis, a slit angle, which is a smallest angle around the rotation center between any two points respectively at the pair of slits, being smaller than a magnet angle, which is an angle around the rotation center between two points respectively at the pair of permanent magnets, the two points of the pair of permanent magnets respectively being farthest points from the rotation center at symmetry positions with respect to the symmetry axis; and
a pair of grooves formed in the outer circumferential surface of the rotor, each groove of the pair of grooves being located at a distance from the other groove of the pair of grooves symmetrically with respect to the symmetry axis, a groove angle, which is a greatest angle around the rotation center between any two points respectively at the pair of groves being smaller than the magnet angle, the groove angle being greater than the slit angle.

US Pat. No. 10,396,608

ROTOR, RELUCTANCE MACHINE AND METHOD FOR MANUFACTURING THE ROTOR

KSB Aktiengesellschaft, ...

1. A rotor for a reluctance machine, comprising:a cylindrical soft-magnetic element; and
a filler material,
wherein
the soft-magnetic element includes a plurality of flux barriers in the form of cutouts arranged circumferentially about a rotational axis of the rotor,
a first portion of the plurality of flux barriers are located in a peripheral region of the rotor and are at least partially filled with the filler material,
a second portion of the plurality of flux barriers are located in an inner region of the rotor and do not include the filler material,
the filler material in the in the first portion of the plurality of flux barriers extends radially outward to an radially outer surface of the rotor, and
at least one of the plurality of flux barriers is subdivided by a web having a first arcuate curved edge facing into a first portion of the at least one of the plurality of flux barriers which extends to the radially outer surface of the rotor.

US Pat. No. 10,396,607

BUS RING UNIT

Suncall Corporation, Kyo...

1. A bus ring unit for electrically connecting pairs of ends of a plurality of stator coils respectively wound around a plurality of teeth of a stator, the pairs of ends appearing on one side in an axial direction of the stator, the bus ring unit comprising:single-phase bus rings for electrically connecting first ends of the pairs of ends of in-phase coils among the stator coils; and
a neutral-point bus ring for electrically connecting second ends of the pairs of ends of the stator coils, wherein
the neutral-point bus ring has a plurality of neutral-point-side rounded regions disposed at intervals in a circumferential direction so as to be positioned on a reference circle coaxial with the stator and positioned in a first axial position, and neutral-point-side connecting regions that are positioned in the first axial position and connect a circumferential edge of one neutral-point-side rounded region and an opposing circumferential edge of adjacent another neutral-point-side rounded region,
the neutral-point-side connecting regions have a pair of neutral-point-side projections that extend radially outward from the circumferential edge of one neutral-point-side rounded region and the opposing circumferential edge of adjacent another neutral-point-side rounded region and are connected to each other at distal ends,
the single-phase bus rings have a plurality of single-phase-side rounded regions disposed at intervals in the circumferential direction so as to be positioned on circles that are coaxial with the stator and have smaller diameters than the reference circle, and single-phase-side connecting regions for connecting a circumferential edge of one single-phase-side rounded region to an opposing circumferential edge of adjacent another single-phase-side rounded region,
the single-phase-side rounded regions have a single-phase-side reference part positioned in the first axial position and a single-phase-side edge part that includes the circumferential edge, wherein the single-phase-side edge part is displaced in the circumferential direction and in the axial direction relative to the single-phase-side reference part such that the circumferential edge is displaced in the circumferential direction relative to the neutral-point-side connecting regions and positioned in a second axial position that is farther from the stator than the first axial position is in the axial direction,
the single-phase-side connecting regions have a pair of single-phase-side projections, wherein each of the pair of single-phase-side projections is positioned in the second axial position, extend radially outward from the circumferential edge of one single-phase-side rounded region and the opposing circumferential edge of adjacent another single-phase-side rounded region beyond portions of the neutral-point-side rounded regions positioned in the first axial position, and are connected to each other at distal ends, and
the single-phase-side rounded regions have a single-phase-side transition part positioned between the single-phase-side reference part and the single-phase-side edge part, and the single-phase-side transition part is inclined so as to be positioned from the first axial position to the second axial position as it extends from the single-phase-side reference part toward the single-phase-side edge part in the circumferential direction.

US Pat. No. 10,396,605

WIRELESS POWER TRANSMITTER AND RECEIVER

LG ELECTRONICS INC., Seo...

1. A method of wireless power transfer, by a power transfer transferring power to a plurality of power receivers, the method comprising:a selection phase for detecting each of the plurality of power receivers and transmitting a digital ping to the each of the plurality of power receivers;
an introduction phase for receiving a request from the each of the plurality of power receivers for a free slot,
wherein the each of the plurality of power receivers is allocated free slots at a specific location,
wherein free slots allocated to different power receivers do not overlap with each other;
a configuration phase for providing a series of locked slots to the each of the plurality of power receivers;
a negotiation phase for receiving at least one negotiation data packet from the each of the plurality of power receivers using the series of locked slots;
a power transfer phase for transferring power to the each of the plurality of power receivers; and
a renegotiation phase for returning to the negotiation phase,
wherein the renegotiation phase further includes receiving a predetermined packet for returning to the negotiation phase from at least one power receiver among the plurality of power receivers,
wherein the predetermined packet includes:
information for a slot number allocated to the at least one power receiver, and/or
predetermined code information indicating a charge completion of the at least one power receiver.

US Pat. No. 10,396,603

POWER RECEIVING APPARATUS THAT WIRELESSLY RECEIVES POWER, CONTROL METHOD OF THE SAME, AND STORAGE MEDIUM

Canon Kabushiki Kaisha, ...

1. A power receiving apparatus that is capable of communicating with a power transmitting apparatus with wireless power transmission capability, the power receiving apparatus comprising:a battery;
a power receiving unit configured to wirelessly receive power from a power transmitting apparatus;
a communication unit configured to communicate with the power transmitting apparatus; and
a control unit configured to control a first mode for transmitting a signal for notifying surrounding apparatuses of an own existence using the communication unit and for receiving a connection request transmitted in response to the signal, and a second mode for detecting existence of an external apparatus by receiving the signal transmitted for notifying surrounding apparatuses of own existence from the external apparatus and for transmitting a connection request to the external apparatus,
wherein the control unit controls the power receiving apparatus in the first mode in a case where the control unit detects, through the power receiving unit, power induced by an electromagnetic wave emitted from the power transmitting apparatus for detecting an other party to which the power transmitting apparatus provides power in a state where the control unit controls the power receiving apparatus in the second mode.

US Pat. No. 10,396,601

PIECEWISE RF POWER SYSTEMS AND METHODS FOR SUPPLYING PRE-DISTORTED RF BIAS VOLTAGE SIGNALS TO AN ELECTRODE IN A PROCESSING CHAMBER

MKS Instruments, Inc., A...

1. A radio frequency power system comprising:a plurality of bias modules configured to generate respectively a plurality of direct current (DC) bias voltages;
a switch configured to (i) receive current from the plurality of bias modules, and (ii) control flow of the current from the plurality of bias modules to generate a radio frequency bias voltage signal;
a first matching network configured to (i) receive the radio frequency bias voltage signal, and (ii) based on the radio frequency bias voltage signal, supply at least a portion of a radio frequency output voltage signal to an electrode of a substrate support in a processing chamber; and
a control module connected to the switch and configured to control a state of the switch based on the radio frequency output voltage signal to shape a waveform of the radio frequency bias voltage signal.

US Pat. No. 10,396,599

WIRELESS POWER TRANSMISSION APPARATUS AND WIRELESS POWER TRANSMISSION METHOD

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

1. A wireless power transmission method of a wireless power transmission apparatus having a plurality of power transmission schemes, the method comprising:a first detection step comprising transmitting a first detection signal for a first power transmission scheme and detecting a first response signal corresponding to the first detection signal during a first predetermined time period;
a second detection step comprising transmitting a second detection signal for a second power transmission scheme and detecting a second response signal corresponding to the second detection signal during a second predetermined time period;
a determination step determining a power transmission scheme of an wireless power reception apparatus between the first power transmission scheme and the second power transmission scheme; and
a power transmission step transmitting a power to the wireless power reception apparatus through the power transmission scheme.

US Pat. No. 10,396,598

METHODS AND APPARATUS FOR WIRELESS POWER AND COMMUNICATION TRANSFER

QUALCOMM Incorporated, S...

1. An apparatus for receiving wireless power, comprising:a power receiver circuit configured to:
receive power from a magnetic field generated by a power transmitter, and
provide power to a load;
at least one receiver component operating with the power receiver circuit based, at least in part, on at least one operation parameter;
at least one sensor configured to measure at least one of a current and a voltage at the load;
a controller configured to:
estimate a first voltage induced by the magnetic field at the power receiver circuit based on the at least one measured current and measured voltage and the at least one operation parameter of the at least one receiver component, the power receiver circuit operating with a first amount of power loss when the first voltage is induced, and
estimate a second voltage based on the at least one operation parameter of the at least one receiver component, the second voltage corresponding to a voltage at which the power receiver circuit operates with an efficiency level that exceeds a threshold efficiency and with a second amount of power loss that is less than the first amount of power loss; and
a communication circuit configured to communicate the first voltage and the second voltage to the power transmitter and cause the power transmitter to operate based on the second voltage.

US Pat. No. 10,396,593

RAPID SHUTDOWN OF PHOTOVOLTAIC SYSTEMS

SUNPOWER CORPORATION, Sa...

1. A photovoltaic system comprising:a photovoltaic panel comprising a first group of solar cells, the photovoltaic panel being configured to generate a panel voltage and a panel current; and
a control circuit configured to detect initiation of a rapid shutdown of the photovoltaic system by detecting a shutdown of a photovoltaic inverter, to lower the panel voltage below a safety level in response to detecting initiation of the rapid shutdown by switching out the first group solar cells, to monitor a line that connects the panel voltage to the photovoltaic inverter for a release trigger signal indicating resumption of normal operation, and to switch back the first group of solar cells to restore the panel voltage back to a normal operating level in response to detecting the release trigger signal on the line.

US Pat. No. 10,396,590

VARIABLE POWER ENERGY HARVESTING SYSTEM

TRIUNE SYSTEMS, LLC, Pla...

1. A single-chip system for harvesting energy from a variable output energy harvesting apparatus comprising:energy harvesting apparatus for providing energy input;
a switched mode power supply operably coupled to receive the input of the energy harvesting apparatus, and for providing a system output power signal; and
a control loop having control logic for dynamically adjusting energy harvesting apparatus input to the switched mode power supply, thereby regulating the system output power signal, wherein the control loop further comprises a maximum power point tracking (MPPT) mode and a mode that is configured to exceed an MPPT mode voltage level.

US Pat. No. 10,396,589

STORAGE-BATTERY CONTROL SYSTEM

PANASONIC INTELLECTUAL PR...

1. A storage-battery control system comprising:a battery module constituting a storage battery unit configured to output a predetermined high voltage value;
a controller;
an insulating communication unit configured to couple the battery module and the controller; and
a power supply line,
wherein the battery module includes a secondary battery for outputting a module voltage value, a module-side voltage converter for converting a voltage value of the secondary battery into a module-side predetermined operation voltage value, and a module-side circuit element that operates at the module-side predetermined operation voltage value,
the controller includes a low voltage power supply unit, a controller-side voltage converter for converting a voltage of the low voltage power supply unit into a controller-side predetermined operation voltage value, and a controller-side insulating circuit having a floating reference potential point insulated from a controller reference potential point for the low voltage power supply unit to couple the controller and the insulating communication unit,
the power supply line supplies electric power output from the controller-side voltage converter to the battery module,
an output side of the module-side voltage converter and an output side of the controller-side voltage converter are coupled to each other via a predetermined backflow preventing device, and the module-side circuit element that operates at the module-side predetermined operation voltage value is supplied with electric power from a coupling point, and
the predetermined backflow preventing device includes a module-side rectifying device having an anode coupled to the output side of the module-side voltage converter and a cathode coupled to the coupling point, and a controller-side rectifying device having an anode coupled to the output side of the controller-side voltage converter and a cathode coupled to the coupling point.

US Pat. No. 10,396,588

RECEIVER FOR WIRELESS POWER RECEPTION HAVING A BACKUP BATTERY

ENERGOUS CORPORATION, Sa...

1. A method for wireless power charging, the method comprising:when a receiver that is embedded within an electronic device is within a threshold distance from a transmitter:
receiving, by the receiver, a plurality of wireless power transmission waves transmitted by the transmitter, wherein each wireless power transmission wave of the plurality of wireless power transmission waves constructively interferes with at least one other wireless power transmission wave of the plurality of wireless power transmission waves at the receiver;
converting, by the receiver, the plurality of wireless power transmission waves into usable electricity; and
providing, by the receiver, the usable electricity to a backup battery of the receiver to provide a full or partial charge of the backup battery, wherein the backup battery of the receiver is distinct and separate from a battery of the electronic device; and
when the receiver is not within the threshold distance from the transmitter, and after providing the usable electricity to the backup battery to provide the full or partial charge of the backup battery, draining the backup battery to provide power to the battery of the electronic device.

US Pat. No. 10,396,587

TETHERLESS DEVICE CHARGING FOR CHAINED DEVICES

INTERNATIONAL BUSINESS MA...

1. A method comprising:receiving, at a first chargeable device, a second chargeable device in a second charging position relative to the first charging device;
wherein the first chargeable device comprises first receiving hardware configured to couple to a powered device when in a first charging position relative to the powered device;
wherein the first receiving hardware is further configured to receive an electrical charge from a power supply of the powered device when the first chargeable device is in the first charging position;
wherein the first chargeable device further comprises first charging hardware configured to receive second receiving hardware of the second chargeable device in the second charging position relative to the first chargeable device;
delivering, by way of the first charging hardware of the first chargeable device, an electrical charge from the powered device to the second chargeable device, responsive to the receiving, when the first chargeable device is in the first charging position and the second chargeable device is in the second charging position.

US Pat. No. 10,396,586

WIRELESS CHARGING AND POWERING OF ELECTRONIC DEVICES BY MULTIPURPOSE WIRELESS TRANSMITTING DEVICES

1. An electronic device, comprising:a first antenna for transmitting a transmission signal to a remote communication node;
a second antenna for receiving a radio frequency power signal from a remote wireless charger;
a RF to DC converter connected to second antenna and configured to convert the radio frequency power signal to direct current power;
DC power management circuitry connected to the RF to DC converter and configured to supply the direct current power to at least one of a battery or a device circuit of the electronic device; and
a controller configured to:
monitor an output level of the transmission signal being transmitted to the remote communication node,
determine whether the output level has met or exceeded a predetermined threshold level during a transmission cycle, and
cause the second antenna to be turned off after the output level has met or exceeded the predetermined threshold level during a first predetermined number of transmission cycles.

US Pat. No. 10,396,583

WIRELESS MOBILE COMMUNICATION DEVICE HAVING AN ENSURED SHORT RANGE FUNCTIONALITY

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

1. A wireless mobile communication device having a short range functionality comprising:an antenna configured to receive and send short range signals;
a circuit configured to provide the short range functionality for the wireless mobile communication device;
a first energy source configured to supply power for the wireless mobile communication device including the circuit;
a second energy source connectable to the circuit to supply power thereto, wherein the second energy source is realized on a passive companion chip of the circuit embedded with Power Integrated Circuit (PIC) technology;
a controller configured to monitor a charge state of the first energy source, and configured to switch off the first energy source and switch on the second energy source if the monitored charge state of the first energy source falls below a threshold;
a detector configured to detect a charge state of the second energy source, wherein the second energy source is configured to be charged via a voltage induced by an external short range signal received by the antenna if the detected charge state of the second energy source is not sufficient to allow at least one short range transaction.

US Pat. No. 10,396,582

MASTER SLAVE CHARGING ARCHITECTURE WITH COMMUNICATION BETWEEN CHARGERS

Maxim Integrated Products...

1. A battery charging system for charging a battery, the battery charging system comprising:a master charger that receives a supply voltage, outputs a master charging current to charge the battery based on the supply voltage, and selectively outputs a slave charger control signal; and
at least one slave charger that receives the slave charger control signal from the master charger, receives the supply voltage, and selectively outputs a slave charging current to charge the battery based on the slave charger control signal and the supply voltage,
wherein the master charger is configured to
(i) selectively adjust the master charging current, and
(ii) based on a state of charge of the battery, cause the at least one slave charger to adjust the slave charging current to a selected one of a plurality of non-zero current values in accordance with the adjustment to the master charging current, wherein, in response to the state of charge of the battery increasing, at least one of the master charging current and the slave charging current is decreased to decrease a total charging current provided to the battery.

US Pat. No. 10,396,579

GAN CIRCUIT DRIVERS FOR GAN CIRCUIT LOADS

NAVITAS SEMICONDUCTOR, IN...

1. An electronic circuit, comprising:a substrate comprising GaN;
a first power supply node on the substrate;
an output node;
a signal node;
an output component on the substrate, wherein the output component is configured to selectively conduct current from the first power supply node to the output node based at least in part on a voltage at the signal node;
a resistive element; and
a capacitor coupled to the signal node through the resistive element, wherein the capacitor is configured to selectively cause the voltage at the signal node to be greater than the voltage of the first power supply node, such that the output component causes the voltage at the output node to be substantially equal to the voltage of the first power supply node.

US Pat. No. 10,396,578

WIRELESS CHARGING SYSTEMS WITH MULTIPLE POWER RECEIVING DEVICES

Apple Inc., Cupertino, C...

1. An electronic device that is configured to receive wireless power from a power transmitting device, the electronic device comprising:a coil that is configured to receive wireless power signals from the power transmitting device;
a display; and
control circuitry configured to:
receive battery charge status information that is associated with a first electronic device that is present on the power transmitting device with the electronic device;
display the battery charge status information on the display; and
in accordance with receiving information indicating placement of a second electronic device on the power transmitting device while the first electronic device is present on the power transmitting device, forgo displaying battery charge status information of the first electronic device on the display.

US Pat. No. 10,396,573

PORTABLE BATTERY PACK CHARGING SYSTEM, METHOD FOR RECHARGING A BATTERY PACK, AND ADAPTER THEREFOR

MAKITA CORPORATION, Anjo...

1. An adapter for a power tool powered by a detachable battery pack, comprising:an adapter housing,
a power tool interface disposed on the adapter housing and configured to be detachably attached to the power tool;
a battery pack interface disposed on the adapter housing and configured to be detachably attached to the battery pack while the power tool interface is attached to the power tool;
a power line disposed within the adapter housing and configured to electrically connect a current generated by the battery pack at the battery pack interface to the power tool interface when the adapter is attached to both the power tool and the battery pack;
an adapter controller disposed within the adapter housing and configured to communicate with a power tool controller of the power tool, a battery pack controller of the battery pack or both the power tool controller and the battery pack controller; and
a communicator disposed within the adapter housing and configured to receive and/or transmit data, wirelessly or via a wired connection, between the adapter controller and an external device.

US Pat. No. 10,396,571

ADAPTIVE OVERVOLTAGE PROTECTION FOR ADAPTIVE POWER ADAPTERS

FAIRCHILD SEMICONDUCTOR C...

13. A method comprising:setting an overvoltage protection threshold at a first level during startup of a power adapter that charges an electronic device;
when an overvoltage condition of the output voltage is not detected, providing an output voltage for charging the electronic device;
detecting the overvoltage condition of the output voltage by comparing the output voltage to the overvoltage protection threshold;
when the overvoltage condition of the output voltage is detected, disabling a drive signal to shut down the output voltage;
detecting, according to a magnitude of a feedback signal, an operating condition of a circuit that controls charging of the electronic device on a secondary side of a transformer of the power adapter; and
setting the overvoltage protection threshold at a second level that is higher than the first level after detecting that the circuit that controls the charging of the electronic device has a normal and proper operating condition.

US Pat. No. 10,396,569

BATTERY CELL BALANCING SYSTEM AND METHOD USING LC RESONANCE

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

1. A battery cell balancing system using LC resonance, the system comprising:a drive unit including one or more battery cells which are connected in series, a resonance module which performs a resonance operation, and a switch unit which transfers charges stored in the resonance module to the one or more battery cells; and
a control unit which measures a resonance period of the resonance module in accordance with a voltage state of each of the one or more battery cells, and controls the switch unit to be turned on or off in accordance with the measured resonance period to transfer the charges charged in the resonance module to the one or more battery cells.

US Pat. No. 10,396,560

ELECTRIC MULTI-MODE POWER CONVERTER MODULE AND POWER SYSTEM

Eltek AS, Drammen (NO)

1. An electric multi-mode power converter module, comprising:a bi-directional AC/DC converter, comprising a first AC port;
a bi-directional DC/AC converter, comprising a second AC port;
a bi-directional DC/DC converter, comprising a DC port;
a controller;
a communication connector that is communicatively connected to a communication bus; and
a DC bus for transferring power between the AC/DC converter, the DC/AC converter and the DC/DC converter;
wherein the controller, the AC/DC converter, the DC/AC converter, and the DC/DC converter are interconnected;
wherein the power converter module transfers power between the first AC port and the DC port and where the power converter module transfers power between the DC port and the second AC port;
wherein the communication bus is interconnecting the controller, the AC/DC converter, the DC/AC converter, and the DC/DC converter;
wherein the controller comprises a hardware configuration port and is configured to set the power converter module in one of the following states, selected in dependency on the value read from the hardware configuration port:
a first state in which the power converter module transfers power between the first AC port and the DC port, and in which the second AC port is disabled,
a second state in which the power converter module transfers power between the DC port and the second AC port, and the first AC port is disabled,
a third state in which the power converter module transfers power between any of the first AC port, the second AC port and the DC port;
wherein the hardware configuration port includes a module connector; and
wherein the first AC port, the second AC port, the DC port, the communication connector, and the hardware configuration port are all located on a rear side of the converter module.

US Pat. No. 10,396,559

APPARATUS FOR MANAGING VOLTAGE STABILITY OF ELECTRICAL POWER GRID AND METHOD THEREFOR

Korea Electric Power Corp...

1. An apparatus for managing voltage stability of an electrical power grid, the apparatus comprising:a fast response type voltage control circuit generating reactive power output ratio information by using voltage information received from a plurality of target buses;
a reactive power distribution circuit generating reactive power reference information based on the reactive power output ratio information, and generating end voltage adjustment information by using the reactive power reference information;
an end voltage adjustment circuit adjusting an end voltage by using the end voltage adjustment information;
a transient reduction control circuit generating an auxiliary signal when a frequency is changed, and providing the auxiliary signal to the reactive power distribution circuit; and
a voltage adjustment control circuit generating an additional auxiliary signal by measuring voltages of the target buses, and providing the additional auxiliary signal to the end voltage adjustment circuit,
wherein the fast response type voltage control circuit generates a proportional coefficient by calculating sensitivity between reactive power and the voltages of the target buses, generates an integral coefficient by using the proportional coefficient and an integral time, and generates a differential coefficient by using the integral coefficient and a differential time.

US Pat. No. 10,396,557

DOMESTIC APPLIANCE DEMAND-RESPONSE POWER CONSUMPTION CONTROL SYSTEM AND METHOD

Whirlpool Corporation, B...

1. A method of operating an appliance, the appliance being electrically coupled to a plurality of electrical supply lines supplying electrical power to the appliance, the method comprising:receiving power information related to a supply of power to the appliance; and
operating the appliance in a demand response mode based on the received power information, including suspending a supply of power through at least one of the plurality of electrical supply lines.

US Pat. No. 10,396,553

SYSTEM AND METHOD FOR CONTROL OF MULTIPLE VOLTAGE REGULATORS

TELEFONAKTIEBOLAGET LM ER...

12. A power management unit, comprising:a digital control circuit operative to generate first and second voltage values that gradually ramp between selected Operating Performance Points (OPP), each OPP specifying values for the first and second voltage values, in response to OPP selections communicated to the power management unit; and
first and second voltage regulators operative to convert the first and second voltage values to first and second supply voltage signals having corresponding voltage levels;
wherein the digital control circuit comprises
a plurality of registers storing at least one trigger point value, the at least one trigger point value dividing a permissible range of values of the first voltage into two or more zones; and
a regulator control circuit operative to generate the first and second voltage values according to OPP target values read from the plurality of registers, whereby the second voltage value is constrained, both in a voltage value and in a difference between the second voltage value and the first voltage value, constraints being unique to each zone.

US Pat. No. 10,396,551

ELECTROSTATIC PROTECTION CIRCUIT, SEMICONDUCTOR INTEGRATED CIRCUIT DEVICE, AND ELECTRONIC DEVICE

SEIKO EPSON CORPORATION, ...

1. An electrostatic protection circuit connected to a first terminal via a first node and connected to a second terminal via a second node, comprising:a plurality of circuit blocks that are connected in series between the first node and the second node,
wherein at least one circuit block out of the plurality of circuit blocks includes:
a zener diode for setting a trigger voltage, and enters a conduction state when a potential of the first node becomes higher than a potential of the second node and a voltage between both ends of the circuit block including the zener diode reaches a breakdown voltage of the zener diode;
a thyristor that has an anode connected to one end of the circuit block including the zener diode and a cathode connected to another end of the circuit block including the zener diode; and
a resistance element that is connected between a gate of the thyristor and one of the cathode and the anode of the thyristor, the resistance element being directly connected to the gate of the thyristor and directly connected to the one of the cathode and the anode of the thyristor,
wherein the zener diode is connected between the gate of the thyristor and the other of the cathode and the anode of the thyristor, the zener diode being directly connected to the gate of the thyristor and the other of the cathode and the anode of the thyristor, and
wherein the zener diode allows current to flow to the resistance element or to the gate of the thyristor when the potential of the first node becomes higher than the potential of the second node and the voltage between both ends of the circuit block including the zener diode reaches the breakdown voltage.

US Pat. No. 10,396,550

ESD PROTECTION CHARGE PUMP ACTIVE CLAMP FOR LOW-LEAKAGE APPLICATIONS

TEXAS INSTRUMENTS INCORPO...

1. An electrostatic discharge (ESD) protection circuit, comprising:a clamp circuit, including:
a shunt transistor coupled between a first power supply node and a second power supply node, the shunt transistor including a control terminal, and
a sensing circuit configured to sense a voltage of the first power supply node, and to provide a control voltage signal to the control terminal to turn on the shunt transistor in response to a detected increase in the voltage of the first power supply node resulting from an ESD stress event; and
a charge pump circuit, including:
a charge pump capacitor, and
a switching circuit configured to charge the charge pump capacitor when the shunt transistor is off and to discharge the charge pump capacitor to boost the control voltage signal in response to the control voltage signal turning the shunt transistor on.

US Pat. No. 10,396,548

PNEUMATICALLY OPERABLE CURRENT PROTECTION DEVICE FOR A FAULT CURRENT LIMITER

VARIAN SEMICONDUCTOR EQUI...

1. A fault current limiter comprising:a detection device electrically coupled between a current transformer and a pneumatic timer;
a set of breaker contacts coupled to a pneumatic cylinder, wherein the pneumatic timer is communicatively coupled with the pneumatic cylinder to actuate a moveable contact of the set of breaker contacts; and
an air supply, wherein the pneumatic timer is electrically coupled between the air supply and the pneumatic cylinder to control operation of the pneumatic cylinder and the air supply in response to a signal transmitted from the current transformer.

US Pat. No. 10,396,546

RESIDUAL CURRENT PROTECTION DEVICE

Airbus Operations GmbH, ...

13. A method for residual current protection for an electric circuit having at least one electrical consumer, comprising:determining an amperage difference between the amperage of a current flowing to the at least one electrical consumer and the amperage of a current flowing from the at least one electrical consumer;
determining the amperage of a leakage current flowing out of the electric circuit to earth;
storing the determined amperage of the leakage and setting a preset limit value based on the determined amperage of the leakage;
interrupting the electric circuit if the difference between the determined amperage difference exceeds the preset limit value; and
wherein said residual current protection is implemented in the electrical circuit including the at least one electrical consumer, and wherein the steps of determining the amperage difference and determining the amperage of the leakage current are performed in one and the same unit.

US Pat. No. 10,396,545

INSULATION MONITORING DEVICE HAVING VOLTAGE MONITORING AND UNDERLYING METHOD

1. An insulation monitoring device (2) required according to electrical safety standards for monitoring of an insulation resistance of an ungrounded single-phase or multi-phase power supply system (4) having at least two active conductors (L1, L2, L3, N), characterized by a voltage monitoring circuit (8) supplementing the monitoring of the insulation resistance by registering a conductor voltage between at least one of the active conductors (L1, L2, L3, N) and ground and generating a shut-down signal for shutting down the power supply system if an excess voltage is detected, wherein the voltage monitoring circuit (8) has at least one voltage measuring path (10a, 10b, 10c) connecting the respective active conductors (L1, L2, L3, N) to ground for registering the conductor voltage and the voltage measuring path (10a, 10b, 10c) and an insulation-resistance measuring path (7) are configured as a combined resistance measuring path (11a, 11b, 11c, 11d) having a series-connected measuring-voltage source (Up).

US Pat. No. 10,396,533

CONTAINERIZED POWER FLOW CONTROL SYSTEMS

Smart Wires Inc., Union ...

1. A container for use in a containerized power flow control system for a power distribution system comprising:the container containing at least one FACTS device for deployment on an as needed basis;
at least one insulator for supporting the at least one FACTS device above the container when coupled into the power distribution system;
a lifter for lifting the insulator with the at least one FACTS device thereon to an elevation wherein the at least one FACTS device is disposed in an operative elevation above the container; and
the container and the at least one FACTS device being adapted for coupling the at least one FACTS device into the power distribution system and operating while remaining in or being supported by the container.

US Pat. No. 10,396,532

CONTACT DEVICE FOR TRANSMITTING ELECTRICAL ENERGY

1. A contact device (100) for transmitting electrical energy from a bus bar (1) to a tap-off device (2) comprising:at least one connecting housing (10) having at least one partially open contacting duct (13) at a side facing the bus bar (1), in a direction parallel to the bus bar (1) such that at least one sliding contact element (31) extends at an interior surface (13A) of the at least one contacting duct (13) so that within the at least one contacting duct (13) an electrical line of the bus bar (1) is electrically contacted to the at least one contacting duct (13),
wherein the bus bar (1) is mechanically connected to the tap-off device (2) via the connecting housing (10),
wherein the connecting housing (10) includes at least one base carrier (10a) on which at least one connecting element (20), is mounted,
a power tab-off device (3), which includes at least one sliding contact element (31) for diverting electrical energy from the bus bar (1), wherein the at least one sliding contact element (31) is guided through the base carrier (10a) and has a contacting area (32) on a side of the base carrier (10a) facing away from the bus bar (1), wherein at least one circuit board selected from the group of printed circuit boards consisting of a printed circuit board of the contact device (100), a printed circuit board of the tap-off device (2), and a printed circuit board of a motor is contactable in an electrically conductive manner, characterized in that the sliding contact elements (31) are configured in the form of sliding clip elements so that the connecting housing (10) is clipped onto the bus bar without using tools.

US Pat. No. 10,396,531

FRAME PROFILE FOR A FRAME RACK OF A SWITCH CABINET, AND A CORRESPONDING FRAME RACK

1. A frame profile for a frame rack of a switch cabinet, wherein the frame profile has:a first and a second profile web, wherein a free end of the first profile web has a first sealing edge, and a free end of the second profile web has a second sealing edge, wherein at least one of the profile webs has an undercut,
a first mounting side with fixing receptacles, which first mounting side is spaced apart from the first sealing edge by a first dimension of a first connecting side of the first profile web, which connects the first mounting side to the first sealing edge,
a second mounting side with fixing receptacles, which second mounting side is spaced apart from the second sealing edge by a second dimension of a second connecting side of the second profile web, which connects the second mounting side to the second sealing edge,
wherein the connecting side of the profile web having the undercut transitions at the sealing edge via a continuous folded edge of more than 180° into an additional profile side of the profile web having the undercut, so that the sealing edge has a spherical sealing contour.

US Pat. No. 10,396,526

DISPLAY APPARATUS

MITSUMI ELECTRIC CO., LTD...

1. A retinal scanning type display apparatus, the display apparatus comprising:a low output laser whose operational current is lower than a standard output laser;
a shunting element; and
a drive circuit that is a standard output laser drive circuit and is capable of adjusting a current value on a discrete basis in a range of an operational current higher than the operational current of the low output laser;
wherein the shunting element is connected in parallel with the low output laser,
wherein the standard output laser drive circuit supplies a first current to the low output laser and the shunting element connected in parallel with the low output laser, the first current being a sum of a second current supplied to the low output laser and a third current supplied to the shunting element, and
wherein the second current that is supplied to the low output laser can be adjusted on a discrete basis in a range of an operational current of the low output laser by adjusting the first current on a discrete basis in a rage of operational current higher than the operational current of the low output laser.

US Pat. No. 10,396,525

LASER FAULT TOLERANCE AND SELF-CALIBRATION SYSTEM

NLIGHT, INC., Vancouver,...

1. A method, comprising:detecting, at a computing device, a failed laser diode element or a failed laser pump in a laser diode system including a plurality of laser diode elements arranged in a plurality of laser pumps;
receiving, using the computing device, an encoded key after the detecting;
disabling, using the computing device, the failed laser diode element or the failed laser pump in the laser diode system based at least in part on the encoded key; and
recalibrating, using the computing device, the laser diode system after disabling the failed laser diode element or the failed laser pump,
wherein the failed laser diode element or failed laser pump comprises a first laser diode element or a first laser pump and the other laser diode element(s) or laser pump(s) comprise second laser diode element(s) or second laser pump(s), and wherein the recalibrated laser diode system is configured to generate a power output signal using only the second laser diode element(s) and the second laser pump(s).

US Pat. No. 10,396,523

SUPPRESSION OF POLARIZATION MODULATION INSTABILITY IN HIGH POWER FIBER AMPLIFIER SYSTEMS

Northrop Grumman Systems ...

1. A fiber laser amplifier system comprising:a master oscillator generating a seed beam;
at least one polarization modulator responsive to the seed beam and controlling the polarization of the seed beam;
at least one fiber amplifier responsive to the polarization controlled seed beam and amplifying the seed beam;
a weakly polarization maintaining (PM) delivery fiber coupled to the at least one fiber amplifier and delivering the amplified beam to a delivery location, said delivery fiber having a fast axis and a slow axis;
a beam sampler responsive to the amplified beam at or near the delivery location and generating a sample beam;
a polarization analyzer responsive to the sample beam and being oriented to transmit light polarized along the slow axis of the delivery fiber;
a detector responsive to the sample beam after it has passed through the polarization analyzer, said detector converting the sample beam to an electrical signal that provides an indication of the power of the sample beam; and
a polarization controller responsive to the electrical signal from the detector, said polarization controller controlling the polarization modulator so as to cause the polarization modulator to orient the polarization of the seed beam so that it aligns with the slow axis of the delivery fiber so that nonlinear birefringence that occurs in the delivery fiber as a result of propagation of the seed beam is combined with a natural birefringence of the delivery fiber that acts to increase the index of refraction of the delivery fiber along the slow axis so as to suppress polarization modulation instability in the delivery fiber.

US Pat. No. 10,396,521

LASER

Hewlett Packard Enterpris...

1. A semiconductor laser, comprising:a traveling wave laser cavity;
an active section coupled to a waveguide, the active section comprising a forward biased laser gain medium region and a saturatable absorber comprising a reverse biased laser gain medium region; wherein the forward biased laser gain medium region is between 5 and 20 times longer than the reverse biased laser gain medium region;
a laser output from the active section coupled to the waveguide;
a pulse stretcher embedded m the traveling wave laser cavity; and
a pulse compressor embedded in the traveling wave laser cavity;
wherein, the traveling, wave laser cavity has a direction of propagation the pulse stretcher is coupled to the waveguide after the laser output and before the active section, in the direction of propagation; and the pulse compressor is coupled to the waveguide after the active section and before the laser output, in the direction of propagation.

US Pat. No. 10,396,516

SLIPRING WITH INTEGRATED HEATING UNIT

1. A slipring module comprising:an isolating body, wherein the isolating body is configured to rotate during operation about an axis of the slipring module and relative to an electrical contact;
at least one slipring track coupled directly to and around the isolating body, the at least one slipring track being electrically conductive; and
at least one heating element configured to generate heat and to increase a temperature of the at least one slipring track for bringing the at least one slipring track to an operation temperature and for removing humidity from the at least one slipring track,
wherein the at least one heating element is embedded into the isolating body under the at least one slipring track, and
wherein the at least one slipring track is electrically isolated from the at least one heating element.

US Pat. No. 10,396,515

PORTABLE STORAGE DEVICE WITH POWER DISTRIBUTION SYSTEM

1. A bag for transporting tools and building supplies comprising:a body comprising:
a base member; and
at least one side panel coupled to the base member and extending from the base member, wherein the base member and the at least one side panel cooperate to define an internal volume, and wherein the internal volume is accessible through a main opening defined by the at least one side panel;
a first spool rotatable relative to the body and positioned within the internal volume;
a second spool rotatable relative to the body and positioned within the internal volume;
a first electrical cord extending outside of the body, wherein the first electrical cord wraps at least partially around the first spool;
an electrical plug coupled to a distal end of the first electrical cord;
a second electrical cord extending outside of the body, wherein the second electrical cord wraps at least partially around the second spool;
an electrical connector coupled to a distal end of the second electrical cord and defining at least one electrical outlet;
a divider positioned within the internal volume and coupled to at least one of the first spool, the second spool, and the body, wherein the divider is configured to divide the internal volume into a cable volume and a storage volume, and wherein the first spool and the second spool are positioned within the cable volume; and
a battery charger electrically coupled to at least one of the first electrical cord and the second electrical cord,
wherein the electrical plug is electrically coupled to the electrical connector though the first electrical cord and the second electrical cord, and wherein the electrical plug is configured to interface with an external power source such that the at least one electrical outlet receives electrical power from the external power source; and
wherein the battery charger is configured to be selectively coupled to a removable battery, wherein the battery charger extends into the cable volume, and wherein the removable battery extends into the storage volume when the removable battery is coupled to the battery charger.

US Pat. No. 10,396,513

PLUG ASSEMBLY AND RECEPTACLE ASSEMBLY WITH TWO ROWS

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

1. A plug assembly, comprising:a body with a first flange and a second flange; and
a mating blade positioned between the first and second flange and having a mating end and a body end, the mating blade including a first side and a second side, the first side facing the first flange, the first side having a first pad row, a second pad row and a third pad row, the second pad row being furthest from the mating end and the first and second pad row having pads arranged in a differential signal pattern and the third pad row being positioned between the first and second pad rows and the second side having a fourth pad row, a fifth pad row and a sixth pad row, the fourth and fifth pad rows having pads arranged in a differential signal pattern, the sixth pad row being positioned between the fourth and fifth pad rows and the fifth pad row being furthest from the mating end, wherein the first flange covers the first, second and third pad rows and the second flange covers the fifth pad row but substantially does not cover the fourth and sixth pad rows.

US Pat. No. 10,396,511

CORRUGATED CABLE CO-AXIAL CONNECTOR

CommScope Technologies LL...

1. A corrugated cable co-axial connector, comprising:a connector body, having a connector through hole, having an interface end and a matching end in an axial direction of the connector through hole which are opposite to each other, and having an internal thread at the matching end;
a clamping nut, having a central through hole, having a cable end and a clamping end in an axial direction of the central through hole which are opposite each other, and having an external thread at the clamping end;
an annular elastic clip which is, at the clamping end of the clamping nut, axially slidingly fitted into the central through hole of the clamping nut; and
a resilient ring circumscribing the annular elastic clip and located between the clamping end of the clamping nut and the annular elastic clip;
wherein, the clamping nut is configured in a way that when a corrugated cable having a corrugated outer conductor is received in the central through hole of the clamping nut, the connector body applies at least a radial inward force to the annular elastic clip by the engagement of the external thread of the clamping nut and the internal thread of the connector body, to lock the corrugated cable in the annular elastic clip.

US Pat. No. 10,396,510

COAXIAL CONNECTOR WITH COMPENSATOR

1. A coaxial connector (1) for electrically interconnecting a coaxial cable (300) with a circuit board (50), the coaxial connector (1) comprising a connector front end (2) connectable with a circuit board (50) and a connector rear end (3) connectable with the coaxial cable (300), the coaxial connector (1) comprising:a. an outer conductor arrangement (200) connectable with an outer conductor (320) of the coaxial cable (300) at the connector rear end (3), having
i. a compensator means (220) arranged at the connector front end (2) comprising
1. at least one cup spring (230) including a contacting zone (231) configured to contact a contact face (53) of the circuit board (50) to establish an electrical interconnection between the outer conductor arrangement (200) and the contact face (53) and
2. the cup spring (230) including a center aperture (232) that is at least partially encircled by the contacting zone (231); and
b. an inner conductor arrangement (100) connectable with an inner conductor (310) of the coaxial cable (300) at the connector rear end (3), having
i. a contacting tip (111) configured to contact a contacting point (52) of the circuit board (50) via the center aperture (232) of the compensator means (230) to establish an electrical contact between the inner conductor (100) and the contacting point (52).

US Pat. No. 10,396,509

ELECTRICAL CONNECTOR AND ELECTRICAL CONNECTOR DEVICE WITH AN ELASTIC ARM-SHAPED MEMBER THAT ENGAGES A MATING CONNECTOR

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

1. An electrical connector which a mating connector having a terminal portion of a signal transmission medium coupled thereto fits in, the electrical connector comprising:a contact member extending in a fit-in direction of the mating connector and arranged so as to be able to make contact with an electrode part of the mating connector; and
a conductive shell member formed of a plate-shaped metal member having a wall surface part in a plate thickness direction and being arranged in a state of surrounding at least part of the contact member, wherein
the conductive shell member is provided with an elastic arm-shaped member which makes contact with the mating connector when fitting in the mating connector and elastically displaces in a direction orthogonal to the fit-in direction,
the elastic arm-shaped member is provided with an engaging piece which makes contact with the mating connector, wherein,
after protruding from the conductive shell member to the fit-in direction or a direction opposite thereto, the elastic arm-shaped member extends in a state of being folded to a direction opposite to a protruding direction,
the engaging piece has a connector contact surface and a shell contact surface, the connector contact surface comes to make contact with a contact face of the mating connector at a depth of the engaging piece in the fit-in direction when an external force is applied to the mating connector in a fit-in state in a removing direction opposite to the fit-in direction, and the shell contact surface is provided to oppose the connector contact surface and comes to make contact with a part of the conductive shell member when the contact face of the mating connector makes contact with the connector contact surface to restrict movement of the mating connector, and
the wall surface part in the plate thickness direction forming the connector contact surface and the shell contact surface to extend approximately orthogonally to the direction in which the elastic arm-shaped member is extending after being folded.

US Pat. No. 10,396,508

COAXIAL CABLE CONNECTOR WITH INTEGRAL RFI PROTECTION

Corning Optical Communica...

1. A coaxial cable connector, comprising a body, a post, and a coupler wherein:the post is adapted to receive an end of a coaxial cable;
the post comprises a front end positioned in a central passage of the coupler, an enlarged shoulder at the front end of the post, and a plurality of contacting portions;
the contacting portions are formable, integral to, and monolithic with the post, collectively circumscribe the enlarged shoulder at the front end of the post, and comprise radially projecting protrusions formed to a contour of the coupler such that the coupler shapes at least one of the plurality of contacting portions to a formed state when the coupler is assembled with the body and the post, establishing electrical continuity between the coupler, the post, and the body to provide RF shielding.

US Pat. No. 10,396,507

COAXIAL CONNECTOR WITH AXIAL AND RADIAL CONTACT BETWEEN OUTER CONDUCTORS

CommScope Technologies LL...

1. An assembly of mated coaxial connectors, comprising:a first connector having a first central conductor extension, a dielectric radially outward of the first central conductor extension, and a first outer conductor extension radially outward of the dielectric, the first outer conductor extension having a free end portion;
a second connector having a second central conductor extension and a second outer conductor extension, the second outer conductor extension having an outer body and an inner body with a gap therebetween;
wherein the first central conductor extension engages the second central conductor extension to establish a first electrical connection;
wherein the free end portion of the first outer conductor extension fits within the gap of the second outer conductor extension, such that the inner body applies radially outward pressure to the first outer conductor extension to establish a second electrical connection; and
wherein the first connector further includes an annular insert that resides radially inwardly of the free end portion of the first outer conductor extension and radially outward of the dielectric, the annular insert including a flexible body and a contact surface that engages a free end of the inner body to apply axial pressure thereto.

US Pat. No. 10,396,500

ELECTRICALLY CONDUCTIVE CONDUIT ASSEMBLY

Norma U.S. Holding LLC, ...

1. A conduit assembly comprising:a tube and at least one connector connected with the tube;
the tube and at least one connector are formed from a polymeric material including a chain with a nanoparticulate component incorporated into the chain of the polymeric material, the polymeric material having an electrical conductivity in a range between 1×10?14 and 4.7×106 (S/m) at 20° C.;
an electrical contact electrically coupled with the conduit assembly for receiving electrical current; and
a ground electrically coupled with the conduit assembly for grounding the electrical current, the electrical current electrically passes through the tube while the conduit assembly is heated by the electrical current.

US Pat. No. 10,396,499

ELECTRIC CONNECTOR

Sure-Fire Electrical Corp...

1. An electric connector, comprising:an insulating body comprising an abutting part, and the abutting part comprising an abutting chamber formed inside thereof, and the abutting chamber provided with a plurality of terminal slots formed on upper and lower sidewalls thereof, wherein the abutting part comprises two arms extended from two opposite rear sides thereof in the same direction, and an accommodation space formed between the two arms;
a terminal set comprising upper and lower rows of conductive terminals with the predetermined lengths and smaller widths, and a terminal holder formed integrally with the upper and lower rows of the conductive terminals, and combined between the two arms, wherein the each of upper and lower rows of the conductive terminals comprises a contact part, a solder part formed behind the contact part thereof and exposed to the accommodation space between the two arms, and a terminal arm comprising a predetermined length and a smaller width, and formed between the contact part and the solder part thereof, wherein the contact parts are inserted through the terminal slots corresponding thereto and into the abutting chamber, respectively, and a length of each of the plurality of conductive terminals is lower than a length of the insulating body, and a length of the solder part of each of the plurality of conductive terminals is lower than a length of each of the two arms; and
a signal transmission part electrically connected to the solder parts of the terminal set, and comprising an abutting side electrically connected to the solder parts, and a transmission side formed behind the abutting side and configured to transmit electrical signal to an external device.

US Pat. No. 10,396,498

POWER ADAPTER

LIMOSS (SHENZHEN) CO., LT...

1. A power adapter, comprising an adapter body and a power cord, one end of said adapter body is provided with a socket, one end of said power cord is provided with a plug, and said plug is plugged in and connected to said socket; wherein said power adapter further comprises a snap-fitting cover, said snap-fitting cover comprises a snap-fitting portion and a fixing portion connected to said snap-fitting portion, said fixing portion is movably connected to said end provided with the socket of the adapter body, said snap-fitting portion is provided with a groove whose one side is open and has a shape matching with a contour of said plug, and said groove is snap-fitted to an outer side of said plug,wherein connecting slots and connecting columns are arranged between said fixing portion and the end provided with a socket of the adapter body; and the end of said fixing portion is provided with a longitudinal guiding slot extending from a top surface of said fixing portion to a bottom surface of said fixing portion, the end of said adapter body located above said socket is provided with a longitudinal guide rib corresponding to the longitudinal guiding slot for sliding fit with said longitudinal guiding slot and a bottom of said longitudinal stop slot is provided with a longitudinal stop step for limiting a vertical sliding distance of said longitudinal guide rib relative to said longitudinal guiding slot, such that the snap-fitting cover can be move towards the longitudinal guide rib without disengagement from the adapter body.

US Pat. No. 10,396,491

ALIGNMENT STRUCTURES FOR CHIP MODULES

FOXCONN INTERCONNECT TECH...

1. A coupling system comprising:a first connecting unit including:
an insulative enclosure defining a first mating surface and a second mating surface perpendicular to each other;
a printed circuit board received within the enclosure;
an electrical connector mounted upon the printed circuit board and operationally exposed upon the first mating surface;
a pair of chip modules for extremely high speed communication mounted upon the printed circuit board and operationally facing toward the second mating surface in a hidden manner; and
a second connecting unit, wherein said second connecting unit includes another enclosure with a printed circuit board assembly received within said another enclosure, and defines a first mating face intimately confronting the first mating surface, and a second mating face perpendicular to the first mating face and intimately confronting the second mating surface;
wherein the electrical connector is equipped with magnetic elements; and
wherein one of the electrical connectors of the first connecting unit and the second connecting unit is of a pogo type and the other is of a stationary type.

US Pat. No. 10,396,490

CONNECTOR ASSEMBLY AND CONNECTOR COVER

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

1. A connector assembly, comprising:a connector having a terminal and a housing, the terminal configured to be installed to a tip of a cable, the housing having a terminal housing portion, which includes a through hole that houses the terminal and an opening which is configured to have a terminal of another connector inserted therethrough, and a lead-out portion, which includes a through hole and an opening, the through hole of the lead-out portion is configured to have the cable inserted therethrough and the opening of the lead-out portion is configured to lead out the cable; and
a cover installed to the connector, the cover extends along a first direction that is a lead-out direction of the cable from the lead-out portion, the cover configured to curve the cable in a direction different from the first direction; wherein
the cover has a hood portion that covers the lead-out portion, the hood portion having a slit and an extraction port, the slit extending from an end of the hood portion in the first direction to the extraction port, the extraction port being a hole formed through the hood portion which is configured to extract the curved cable therethrough, the extraction port being wider than the slit,
the housing has an outer shell portion that is disposed on an outer side of the hood portion of the cover and covers at least a portion of the hood portion, and
the lead-out portion and the outer shell portion are connected by a rib extending along the first direction, the rib being disposed to pass through the slit.

US Pat. No. 10,396,487

MEASURING AND/OR CHECKING SYSTEM INCLUDING AT LEAST TWO UNITS, AND METHOD TO CONNECT SUCH UNITS

1. A measuring and/or control system, comprising:at least a first and a second unit, each unit comprising electronic circuits and at least one socket; and
a multipolar cable containing a plurality of wires and having a first and a second end, each end provided with a multipolar connector adapted to be coupled to a socket of one of said first and second units,wherein at least one of said multipolar connectors at said first and second ends of the multipolar cable is a fast wiring multipolar connector provided with:a first body with
a support with two opposite faces,
a first group of electrical contacts fixed to one of the faces of said support and adapted to be coupled to one of said sockets of the first or second unit,
a second group of electrical contacts fixed to the other face of said support;
a second body, adapted to be plugged into the first body and comprising
a frame with a plurality of seats,
a plurality of perforating electrical contacts housed in the seats, configured to perforate an insulating sheath which covers the wires and to fasten and electrically connect the wires and the perforating electrical contacts to each other, said perforating electrical contacts being adapted to be coupled to the second group of contacts of the first body,
a plurality of movable elements coupled to the frame and adapted to cooperate, in said seats, with the wires housed in the multipolar cable in order to fasten and electrically connect the wires and the perforating electrical contacts to each other.

US Pat. No. 10,396,485

ELECTRICAL CONNECTOR ASSEMBLY

DELPHI TECHNOLOGIES, LLC,...

1. An electrical connector assembly, comprising:a connector body having a terminal receiving cavity formed therein, the terminal receiving cavity having a cavity wall;
a flexible first retaining arm in the form of a first cantilevered beam integrally formed with the cavity wall and projecting from the cavity wall into the terminal receiving cavity toward a centerline of the terminal receiving cavity, said first retaining arm defining a first lock surface extending from a first free end of the first retaining arm in a first direction angled toward the centerline of the terminal receiving cavity;
a flexible second retaining arm in the form of a second cantilevered beam integrally formed with the cavity wall and projecting from another location on the cavity wall opposite the first retaining arm into the terminal receiving cavity and extending in a second direction angled toward the centerline of the terminal receiving cavity, said second retaining arm defining a second lock surface further extending from a second free end of the second retaining arm toward the centerline of the terminal receiving cavity and the first lock surface;
a male pin terminal having a segment protruding from the connector body, a first end configured to connect with a corresponding mating terminal, and a second end configured to be secured to a wire, said first end defining a lock edge, wherein the terminal is received in the terminal receiving cavity such that the first lock surface and the second lock surface engages the lock edge, thereby inhibiting the terminal from being withdrawn from the terminal receiving cavity; and
a retractable shroud slideably attached to the connector body and moveable from a first position in which a portion of the retractable shroud extends beyond a tip of the male pin terminal to a second position in which the segment of the male pin terminal protrudes beyond the retractable shroud.

US Pat. No. 10,396,484

ELECTRICAL CONNECTOR HAVING INTERCONNECTED POWER CONTACT AND ADJACENT HOLDING MEMBER

FOXCONN INTERCONNECT TECH...

1. An electrical receptacle connector for mating with a plug connector, comprising:an insulative housing including a pair of side walls and a pair of end walls to commonly define a receiving space surrounding an island;
a plurality of signal contacts secured to the insulative housing and exposed to the receiving space;
a pair of holding members secured to two opposite ends of the insulative housing and exposed to the receiving space, each of said holding members having a pair of horizontal bases and a pair of vertical side arms located respectively by outer sides of the corresponding bases; and
a plurality of power contacts secured to the insulative housing, exposed to the receiving space, and disposed adjacent to the pair of holding members, wherein
the pair of holding members act as power contacts, and
the pair of side arms of each of said holding members are integrally connected to adjacent ones of the power contacts and respectively secured to the pair of side walls; wherein
each of the power contacts has a horizontal base and a resilient upwardly extending arm linked to the base and located in the island.

US Pat. No. 10,396,482

ELECTRICAL TERMINAL ASSEMBLY WITH LOCKED SPRING MEMBER

Lear Corporation, Southf...

1. An electrical terminal assembly comprising:a contact member including a contact base and a plurality of contact arms extending from the contact base in an arm direction and arranged on opposed sides of a terminal plane; and
a spring member supported on the contact member and including (1) a spring base, (2) a plurality of spring arms that extend from the spring base in the arm direction, are arranged on opposed sides of the terminal plane, and engage the plurality of contact arms at respective spring contacts, and (3) a shroud that is connected to the spring base and extends around the contact arms and beyond the contact arms in the arm direction.

US Pat. No. 10,396,480

BOARD-TO-BOARD PLUG ELECTRICAL PLUG CONNECTOR, BOARD-TO-BOARD ELECTRICAL RECEPTACLE CONNECTOR, AND BOARD-TO-BOARD ELECTRICAL CONNECTOR ASSEMBLY

ADVANCED-CONNECTEK INC., ...

1. An electrical plug connector, comprising:a plug insulated housing comprising a bottom wall, a first side wall, a second side wall, and two end walls, wherein the first side wall and the second side wall are upwardly extending from two transversal sides of the bottom wall, respectively, the two end walls are upwardly extending from two longitudinal sides of the bottom wall, respectively, the first side wall corresponds to the second side wall, the two end walls are respectively connected to the first side wall and the second side wall to enclose an insertion cavity, wherein a plurality of first plug-terminal assembling portions is on the first side wall, a plurality of second plug-terminal assembling portions is on the second side wall, and the first plug-terminal assembling portions correspond to the second plug-terminal assembling portions in a one-to-one manner in a longitudinal direction parallel to the end walls;
a plurality of first plug terminals each assembled on one of the first plug-terminal assembling portions, wherein the first plug terminals comprise at least one pair of first plug signal terminals, and the at least one pair of the first plug signal terminals is adjacently arranged with each other; and
a plurality of second plug terminals each assembled on one of the second plug-terminal assembling portions, wherein the second plug terminals comprise at least one pair of second plug signal terminals, the at least one pair of the second plug signal terminals is adjacently arranged with each other, and the at least one pair of the first plug signal terminals is shifted relative to the at least one pair of the second plug signal terminals along a transversal direction parallel to the first side wall and the second side wall.

US Pat. No. 10,396,479

MULTIPOLAR CONNECTOR SET

Murata Manufacturing Co.,...

1. A multipolar connector set comprising:a first connector including first inner terminals arranged in multiple rows and a first insulating member configured to hold the first inner terminals;
a second connector, fitted to the first connector, and including second inner terminals arranged in multiple rows and a second insulating member configured to hold the second inner terminals;
a conductive shielding member disposed between adjacent rows of the first or second inner terminals in a fitted state where the first connector and the second connector are fitted together, with the first inner terminals being in contact with the second inner terminals;
wherein the shielding member includes a first shielding member held by the first insulating member of the first connector, and a second shielding member held by the second insulating member of the second connector;
the first shielding member and the second shielding member are in contact with each other at recessed and raised portions thereof that are fitted together; and
the raised portion has a length that is smaller than a depth of the recessed portion.

US Pat. No. 10,396,478

ELECTRICAL CONNECTOR

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

1. An electrical connector, comprising:an insulative body comprising a base, a tongue extending forwards from the base and two side walls extending rearwards respectively from two sides of the base, the tongue having a first mating surface and a second mating surface which are opposite along an up-down direction;
a group of first conductive terminals, each first conductive terminal comprising a fixed portion fixed in the base, a plate-like extending arm extending forwards from the fixed portion to the tongue and an elastic extending arm extending rearwards from the fixed portion and extending out of the base, the plate-like extending arm being exposed on the first mating surface of the tongue, the elastic extending arm being received between the two side walls;
a group of second conductive terminals, each second conductive terminal comprising a fixed portion fixed in the base, a plate-like extending arm extending forwards from the fixed portion to the tongue and an elastic extending arm extending rearwards from the fixed portion and extending out of the base, the plate-like extending arm being exposed on the second mating surface of the tongue, the elastic extending arm being received between the two side walls, an insertion space being formed between the elastic extending arms of the first conductive terminals and the elastic extending arms of the second conductive terminals;
a grounding metal plate provided in the tongue and spacing the first conductive terminals apart from the second conductive terminals; and
an outer shielding shell fixed on the insulative body, defining a first mating cavity formed by surrounding an outer space of the tongue, and defining a second mating cavity formed by surrounding the two side walls,
wherein the first conductive terminals and the second conductive terminals have identical configurations, are provided as facing one to one along an up-down direction and are in symmetry about a longitudinal plane defined by the insulative body.

US Pat. No. 10,396,476

CONDUCTOR CONNECTION DEVICE

1. A connection device for conductors, comprisingat least one single-conductor terminal in the form of a direct plug-in terminal including
(a) a spring support formed of a non-conductive synthetic plastic material and configured for mounting on a non-conductive receiving element;
(b) a clamping spring mounted on said spring support; and
(c) a metallic clamping cage connected with said spring support, said clamping cage having a U-shaped configuration and including a clamping cage rear wall, two clamping cage sidewalls extending perpendicularly thereto, a base wall extending perpendicularly to the clamping cage rear wall and the clamping cage sidewalls, and a base socket fastening the clamping cage on a busbar, whereby when a conductor is inserted into said clamping cage, it is retained within said clamping cage by said clamping spring.

US Pat. No. 10,396,475

VICE-TYPE TERMINAL BLOCK FOR INTERCONNECTING TWO THIMBLES AND ASSOCIATED CONNECTION

1. A vice-type terminal block for electrically connecting a pair of lugs by clamping them together, each lug comprising a barrel extending along an axis in a centered manner, and a flange connected to said barrel and extending radially relative to said barrel, said flange having, on an opposite side to where said barrel is located, an electrical contact surface normal to said axis, the vice-type terminal block comprising:two opposing plates and a clamping system for moving the two plates towards one another, wherein each plate comprises a slot for receiving one of said lugs thereby positioning the flange of each respective lug on one side of the respective plate and also between the two opposing plates, also thereby positioning the barrel of each respective lug on the other side of the plate opposite the one side, and
a means for supporting the pair of lugs such that their electrical contact surfaces face one another and are aligned.

US Pat. No. 10,396,474

COAXIAL CABLE CONNECTOR

Corning Optical Communica...

1. A coaxial cable connector for connecting a coaxial cable, comprising an inner conductor, an insulator layer surrounding the inner conductor, an outer conductor layer surrounding the insulator layer and an outer jacket, the coaxial cable connector comprising:a front body comprising an opening for receiving at least a portion of a coaxial cable, the front body comprising a first threaded portion and a plurality of rearward facing projections; and
a back nut sub-assembly comprising a back nut, including a second threaded portion and a retainer coupled to the back nut, the second threaded portion being adapted to mate with the first threaded portion and couple the back nut to the front body and the retainer being adapted to receive a least a portion of the coaxial cable, the retainer comprising a plurality of forward facing protrusions adapted to engage the plurality of rearward facing protrusions when the back nut is coupled to the front body and prevent rotational movement between the retainer and the front body while allowing relative rotation of the back nut to the retainer.

US Pat. No. 10,396,473

BATTERY TERMINAL CONNECTOR WITH DIFFERENT SHAPES FOR POSITIVE AND CABLE AND NEGATIVE CABLE

1. A terminal connector comprising:a positive connector connectable to a positive terminal of a battery, the positive connector also having a first end of a first shape connectable to a positive cable; and
a negative connector connectable to a negative terminal of the battery, the negative connector also having a first end of a second shape connectable to a negative cable,
wherein the positive cable has an end of a third shape connectable to the first end of the positive connector;
wherein the negative cable has an end of a fourth shape connectable to the first end of the negative connector; and
wherein the first shape is different from the second shape and the third shape is different from the fourth shape so that the first end of the positive connector is not connectable to the fourth shape end of the negative cable, and the first end of negative connector is not connectable to the third shape end of the positive cable.

US Pat. No. 10,396,472

CRIMPED AND WELDED CONNECTION

1. A method for producing a permanent mechanical and electrical connection between a stranded wire and a connecting element, in which one end of the stranded wire is welded to the connecting element, wherein, prior to welding, the end of the stranded wire is inserted into a blind hole of the connecting element and that the connecting element is crimped together with the stranded wire, such that the connecting element is crimped with the stranded wire in a gas-tight manner by an insulation crimp, wherein the stranded wire comprises individual wires made of aluminum, and a surface of a side wall of the blind hole with which the stranded wire is in contact is at least partially formed of copper.

US Pat. No. 10,396,471

THREE POLARIZATION MIMO ANTENNA SYSTEM

HONG FU JIN PRECISION IND...

1. An antenna system, set in a substrate, the substrate comprising a first floor, a second floor, a third floor, a fourth floor, and a ground plane, the antenna system comprising:at least one radiation part, configured to radiate an electromagnetic wave signal, comprising:
a first radiation part defining a square shape, and set in a first floor surface closed to the second floor;
a second radiation part defining a square shape, set in a third floor surface closed to the second floor;
a third radiation part defining an annular shape, set in a second floor surface close to the first floor;
at least one feed part, set in the fourth floor, configured to feed the electromagnetic wave signal, and the at least one feed part comprising a first feed part, a second feed part, and a third feed part;
a first slot, set in the ground plane, wherein the first slot is located in a first radiation part square projection in the ground plane, the first slot is perpendicular to a first radiation part square projection diagonal, and a first slot center is located in the first radiation part square projection diagonal;
a second slot, set in the ground plane, wherein the second slot is located in a second radiation part square projection in the ground plane, the second slot is perpendicular to the first slot and a second radiation part square projection diagonal, and a second slot center is located in the second radiation part square projection diagonal; and
a third slot, set in the ground plane, wherein the third slot traverses a third radiation part annular projection in the ground plane, and the third slot is located in a third radiation part annular projection diameter.

US Pat. No. 10,396,470

WIRELESS SYSTEM ARCHITECTURE WITH DEPENDENT SUPERSTRATE FOR MILLIMETER-WAVE PHASED-ARRAY ANTENNAS

Peraso Technologies Inc.,...

1. A wireless communications assembly, comprising:a primary board including:
(i) an upper surface bearing a radio controller, and defining a set of control contacts for connection to respective ports of the radio controller;
(ii) a lower surface opposite the upper surface, the lower surface defining a plurality of antenna contacts;
(iii) a plurality of conduits extending through the primary board from the antenna contacts to the control contacts; and
(iv) an antenna ground plane;
a superstrate board including:
(i) an inner surface facing the lower surface of the primary board;
(ii) an outer surface opposite the inner surface;
(iii) a phased array of antenna elements disposed on one of the inner surface and the outer surface; and
a surface-mount package between the lower surface and the inner surface for connecting a subset of the antenna contacts to the antenna elements and to provide a substrate between the antenna elements and the antenna ground layer.

US Pat. No. 10,396,469

METHOD FOR MANUFACTURING THREE-DIMENSIONAL ELECTRONIC CIRCUIT

The Charles Stark Draper ...

1. A method for fabricating an electronic circuit, the method comprising:using a mask to selectively deposit a first electrically conductive material on a three-dimensional substrate via a plurality of apertures in the mask, thereby forming a three-dimensional electrical trace of the first electrically conductive material on the substrate, wherein the mask has an interior shape that conforms to at least a non-planar portion of an exterior shape of the substrate, the non-planar portion defining at least one concave shape;
removing at least a portion of the mask from the substrate; and
plating a second electrically conductive material on the electrical trace to form an electrically conductive solderable layer.

US Pat. No. 10,396,467

METHOD TO BUILD ASYMMETRICAL TRANSMIT/RECEIVE SWITCH WITH 90 DEGREES IMPEDANCE TRANSFORMATION SECTION

INTEGRATED DEVICE TECHNOL...

1. An apparatus comprising:an impedance matching network comprising a first port, a second port, and a third port;
a first switch circuit coupled between said first port and a circuit ground potential; and
a second switch circuit coupled between said second port and said circuit ground potential, wherein (i) said impedance matching network provides a first impedance value for said first port and for said third port when said second switch circuit is set to connect said second port to said circuit ground potential, (ii) said impedance matching network provides a second impedance value for said second port and for said third port when said first switch circuit is set to connect said first port to said circuit ground potential, and (iii) the first impedance value and the second impedance value are asymmetrical.

US Pat. No. 10,396,464

POWER TRANSMITTING COMMUNICATION UNIT AND POWER TRANSMITTING COMMUNICATION DEVICE

YAZAKI CORPORATION, Toky...

1. A power transmitting communication unit comprising:a base material;
a flat plate-like first electrode that is arranged on the base material and transmits electric power for supplying a load in a non-contact manner;
a flat plate-like second electrode that is arranged side by side with the first electrode on the base material, and transmits electric power for supplying the load in a non-contact manner; and
a slot antenna that transmits or receives radio waves via a slit formed on at least one of the first electrode and the second electrode, the radio waves being for communication and different from the electric power supply to the load.

US Pat. No. 10,396,463

ANTENNA DEVICE

Ricoh Company, Ltd., Tok...

1. An antenna device formed by winding a conductive wire around a magnetic member, the conductive wire forming a coil having a central axis,wherein the magnetic member comprises a plurality of magnetic-member individual pieces spaced apart from each other, including a first row of magnetic-member individual pieces, the first row being arranged in a direction of the central axis of the coil, and
wherein the plurality of magnetic-member individual pieces further includes a second row of magnetic member-individual pieces, the second row being arranged in a direction of the central axis of the coil and being adjacent to the first row.

US Pat. No. 10,396,462

C-BAND CONFORMAL ANTENNA USING MICROSTRIP CIRCULAR PATCHES AND METHODS THEREOF

Wipro Limited, Bangalore...

1. A conformal antenna comprising:a dielectric substrate;
a plurality of circular micro strip antenna patches arranged on the dielectric substrate and coupled to a coaxial feed circuit, wherein the conformal antenna is configured to operate in a frequency range of about 4.0 GHz to about 8.0 GHz;
a memory for storing a plurality of weights;
a controller coupled to the memory, wherein the controller is configured to assign each of the plurality of weights to a corresponding one of the plurality of circular micro strip antenna patches for balancing a signal received from each of the plurality of circular micro strip antenna patches and generate a weight-adjusted signal;
a summation circuit coupled to the controller and the memory for receiving the weight-adjusted signals and configured to sum the weight-adjusted signals and output a summed signal;
a frequency controller circuit coupled to the summation circuit to receive the summed signal and configured to provide an output signal in the frequency range of about 4.0 GHz to about 8.0 GHz; and
an adaptive filter coupled to the frequency controller circuit, the adaptive filter configured to receive the output signal and apply one or more adaptive algorithms to output a first portion of the output signal and to provide a second portion of the output signal to a feedback loop.

US Pat. No. 10,396,460

MULTIBAND ANTENNA AND WIRELESS COMMUNICATION DEVICE

NEC CORPORATION, Tokyo (...

1. A multiband antenna comprising:a conductive reflection plate;
a frequency selective surface that is disposed so as to at least partially face the conductive reflection plate, that transmits therethrough electromagnetic waves in a first frequency band, that reflects thereon electromagnetic waves in a second frequency band that is a higher frequency band than the first frequency band, and that has a plurality of openings;
a plurality of first antenna elements that are disposed in a region sandwiched between the conductive reflection plate and the frequency selective surface and that are tuned to a first frequency included in the first frequency band; and
a plurality of second antenna elements that are disposed on a surface opposite a surface of the frequency selective surface facing the first antenna elements, that are fed through feeders passing through the openings, and that are tuned to a second frequency included in the second frequency band.

US Pat. No. 10,396,459

RADAR APPARATUS AND CONTROLLING METHOD THEREOF

DENSO CORPORATION, Kariy...

1. A radar apparatus mounted on a vehicle, the apparatus comprising:a transmission antenna member which transmits a radar wave;
a transmitting section including;
an oscillator which generates a radio wave necessary to transmit the radar wave; and
a phase shifter which changes a phase of the radio wave generated at the oscillator and supplies, the transmission antenna member, to the radio wave whose phase is changed;
controlling means for controlling the phase shifter;
a reception antenna member which receives a reflected wave of the radar wave; and
a reception section which generates a reception signal including the reflected wave received through the reception antenna section,
wherein the controlling means controls the phase of the radio wave such that, of the received signals generated at the receiving section, a first leak component is subtracted from the received signals by using a second leak component, the first leak component indicating the reflection wave reflected from an object other than a target being detected outside the vehicle, the second leak component indicating the radio wave leaking from the transmitter section to the receiving section.

US Pat. No. 10,396,457

CALIBRATED CIRCUIT BOARDS AND RELATED INTEGRATED ANTENNA SYSTEMS HAVING ENHANCED INTER-BAND ISOLATION

CommScope Technologies LL...

1. An active beam scanning antenna, comprising:a plurality of radiating units that are configured to transmit and receive signals in a first frequency band, each radiating unit including a plurality of radiating elements;
at least one array of radiating elements that are configured to transmit and receive signals in a second frequency band that is different than and does not overlap with the first frequency band; and
a calibration circuit board, the calibration circuit board comprising:
a plurality of transmission line segments that are connected to the respective radiating units;
a plurality of couplers that are provided along the respective transmission line segments; and
a filter coupled along and associated with each respective transmission line segment.

US Pat. No. 10,396,456

REDUCING NOISE IN PHASED-ARRAY SIGNALS FROM RECEIVERS LOCATED AT DIFFERENT LOCATIONS

International Business Ma...

1. A computerized method to reduce noise in phased-array signals from a set of receivers at different locations, wherein the method comprises:receiving time-series from the receivers, the time-series forming phased-array signals;
ordering the time-series based on the different locations of the receivers and obtaining, from the ordered time-series, spatially phased series, wherein each of the spatially phased series obtained comprises a series of signal values that are spatially phased; and
identifying a noise component in each of the spatially phased series obtained and removing the identified noise component from said each of the spatially phased series obtained to obtain denoised, spatially phased series;
wherein:
said receivers comprise radio astronomy antennas grouped in stations;
said radio astronomy antennas introduce non-coherent thermal noise;
said ordering the time-series is performed based on the different locations of the antennas;
the method further comprises antenna-level noise reduction by:
summing denoised, spatially phased series obtained at a level of each of said stations by beamforming, to obtain beamformed outputs; and
obtaining correlation values based on the beamformed outputs obtained.

US Pat. No. 10,396,454

SIMPLIFIED ANTENNA PEAKING APPARATUS

DISH Network L.L.C., Eng...

1. A system, comprising:an antenna having at least one mounting support;
a plumb having a mast and a weight connected to a first end of the mast;
an elevation alignment joint having a first member connected to a second end of the mast and a second member connected to the at least one mounting support, the first and second members being configured to rotate about a central axis with the first member indicating an elevation of the antenna when the plumb is in a vertical position; and
a base assembly having a base, a compass positioned on the base to indicate an azimuth of the antenna, and at least one base support having a first end connected to the base and a second end configured to hold the elevation alignment joint in the plumb in the vertical position.

US Pat. No. 10,396,453

ANTENNA, ROTATING UNIT, WIRELESS COMMUNICATION DEVICE AND ROTATING CONTROLLING METHOD

AMBIT MICROSYSTEMS (SHANG...

1. A rotating unit for controlling an antenna to rotate, the rotating unit comprising:an electromagnetic element; and
a rotating circuit electrically coupled with the electromagnetic element;
wherein the rotating circuit controls the electromagnetic element to generate a magnetic force for controlling a rotation of the antenna;
wherein the antenna comprises a housing, an antenna end, a rotating end, and a rotating shaft, the antenna end is positioned at a first end of the housing, the rotating end is positioned at a second end of the housing opposite to the first end, the rotating shaft is positioned between the antenna end and the rotating end, the electromagnetic element generates a magnetic force for controlling the rotating end to rotate around the rotating shaft.

US Pat. No. 10,396,451

TECHNIQUES FOR PATCH ANTENNA

nCap Licensing, LLC, Heb...

1. A patch antenna comprising:a cable comprising at least one conductor; and
an antenna body comprising a protective layer and a flexible circuit layer,
wherein the protective layer is configured to provide at least one of structural support or protection to the flexible circuit layer,
wherein the flexible circuit layer includes:
a flexible non-conductive sheet,
a first conductive metallic feed pad disposed on the flexible non-conductive sheet that is smaller than the flexible non-conductive sheet,
a second conductive metallic feed pad disposed on the flexible non-conductive sheet that is smaller than the flexible non-conductive sheet, and
an antenna element formed of a conductive particle based material applied to the flexible non-conductive sheet over at least a portion of the second conductive metallic feed pad and at least a portion of the flexible non-conductive sheet that does not include the second conductive metallic feed pad,
wherein the conductive particle based material comprises conductive particles dispersed in a binder so that at least a majority of the conductive particles are adjacent to, but do not touch, one another,
wherein the protective layer and the flexible circuit layer are configured such that the antenna element is disposed between the protective layer and the flexible circuit layer, and
wherein the at least one conductor of the cable is electrically and mechanically connected to the first conductive metallic feed pad.

US Pat. No. 10,396,448

RADOME END CAP WITH BULK HEAD MOUNT CONNECTOR

CommScope Technologies LL...

1. An end cap assembly for connecting a cable to an end cap, comprising:an end cap including one or more flanges, each of the one of more flanges include a plurality of edges defining a cavity, the plurality of edges being configured to mate with a portion of a connector;
a flange nut including a first plurality of serrations configured to mate with a second plurality of serrations on an outside of the end cap; wherein the flange nut and the flange are formed so as to allow for attachment of the cable to the end cap.

US Pat. No. 10,396,447

WIRELESS CHIP

Semiconductor Energy Labo...

1. A semiconductor device comprising:a conductive layer serving as an antenna;
a semiconductor element; and
a terminal electrically connecting the conductive layer with the semiconductor element,
wherein the conductive layer has a first region, a second region and a third region between the first region and the second region,
wherein the conductive layer is bent so that a surface of the first region is parallel to a normal direction of the third region, and a surface of the second region is parallel to the normal direction of the third region, and
wherein at least a part of the semiconductor element is surrounded by the first region, the second region and the third region.

US Pat. No. 10,396,446

DUAL FUNCTION HELIX ANTENNA

UNIVERSITY OF FLORIDA RES...

1. A helix antenna, comprising:a flexible substrate comprising a first side and a second side opposite the first side, the flexible substrate having a longitudinal length from a proximal end to a distal end of the flexible substrate, and a width between parallel sides of the flexible substrate, the parallel sides extending from the proximal end to the distal end; and
a copper trace disposed on the first side of the flexible substrate, the copper trace extending across the first side of the flexible substrate from the proximal end to the distal end at a non-zero tilting angle (?) with respect to the longitudinal length when the flexible substrate is laid flat, where a position of the copper trace on the flexible substrate linearly varies between the parallel sides as the copper trace extends from the proximal end to the distal end of the flexible substrate,
where the flexible substrate is rolled up along its longitudinal length with each of the parallel sides radially aligned with themselves, the rolled up flexible substrate having a cylindrical shape comprising a first end and a second end separated by the width of the flexible substrate, where the helix antenna comprises a tapered helix coil with varying diameter along its axial length, the tapered helix coil having adjacent turns formed from the copper trace on the first side of the rolled up flexible substrate, where the adjacent turns of the tapered helix coil are axially displaced from each other along the axial length and radially displaced from each other by the flexible substrate.

US Pat. No. 10,396,445

STRUCTURE FOR ARRANGING PLANAR ANTENNA UNIT IN VEHICLE

YAZAKI CORPORATION, Mina...

1. A structure for arranging in a vehicle a planar antenna unit, the planar antenna unit comprising:a planar antenna provided in a roof of the vehicle; and
a long line,
wherein the planar antenna comprises an antenna which receives a radio wave from an outside and an amplifier which amplifies the radio wave received by the antenna,
wherein the long line outputs a radio wave signal amplified by the amplifier,
wherein the planar antenna unit further comprises a sheet,
wherein the antenna, the amplifier, and the long line are provided on the sheet,
wherein the long line is disposed within a pillar of the vehicle such that a leading end portion of the long line extends to a position beyond a lower end of the pillar, and
the leading end portion of the long line, which extends to the position beyond the lower end of the pillar, is provided on the sheet which includes the amplifier and the antenna, and the sheet extends from the roof to the position beyond the lower end of the pillar.

US Pat. No. 10,396,442

EAR-WORN ELECTRONIC DEVICE INCORPORATING COMBINED DIPOLE AND LOOP ANTENNA

Starkey Laboratories, Inc...

1. An ear-worn electronic device, comprising:an enclosure;
electronics positioned in the enclosure;
a power source in the enclosure and coupled to the electronics; and
an antenna in or supported by the enclosure and coupled to the electronics, the antenna comprising a dipole antenna combined with a loop antenna;
wherein an input impedance of the antenna remains substantially constant over a predetermined dielectric constant bandwidth and a predetermined frequency bandwidth.

US Pat. No. 10,396,440

DYNAMIC-RANGE ACTIVE FLAT-TORUS SPLIT-PHASE AGGREGATOR

1. An energy harvesting antenna that is characterized in:a. having two or more largely overlapping coils arranged in a largely flat torus shape;
b. said coils measure largely 85 millimeters in length, 50 millimeters in width, arranged as with conductive sides largely 7 millimeters wide with a gap of largely 6 millimeters between two phase terminals [104-105], and a neutral terminal attached to a center of the coils [107]; thickness of said conductive overlapping coils measures largely 0.31 millimeters per two overlapping coils;
c. wherein, said coils being covered by and separated by thin polymer high-dielectric laminates, measuring largely 0.09 millimeter for external surfaces and 0.13 millimeter between said coils;
d. having a split phase;
e. wherein, the two coils start at two origin points, then largely overlap until converging in a middle grounding point;
wherein, EM waves induce AC current in the split phase in opposite directions due to the middle grounding point, such that at any given time the voltage at the two origin points, with respect to the middle grounding point, is of opposite polarity.

US Pat. No. 10,396,439

ANTENNA DEVICE AND COMMUNICATIONS DEVICE

Panasonic Intellectual Pr...

1. A communication device having a generally rectangular planar shape, the communication device comprising:a display panel;
a cover including a metal surface;
a slit arranged in a side wall of the cover;
a wound coil arranged between the display panel and the cover;
a camera; and
a battery,
wherein the slit, the wound coil, and the camera are positioned in an upper portion along a longitudinal direction of the generally rectangular planar shape of the communication device, and the battery is positioned in a lower portion along the longitudinal direction of the generally rectangular planar shape of the communication device.

US Pat. No. 10,396,438

ANTENNA SYSTEM AND ELECTRONIC DEVICE INCLUDING ONE OR MORE CONDUCTIVE ELEMENTS FOR USE WITH A DIFFERENTIAL AND AN ALTERNATIVE SIGNAL SOURCE

Motorola Mobility LLC, C...

1. An antenna system for use in an electronic device, the antenna system comprising:a conductive substrate;
a conductive element extending along a length between two ends a distance away from the conductive substrate, wherein an area between the conductive substrate and the conductive element form at least part of a loop which is internal to the antenna system;
a differential signal source coupled between two points along the length of the conductive element, each of the two points being proximate a respective one of the two ends of the conductive element, where the differential signal source is coupled to each of the two points via a high frequency blocking circuit; and
an alternative signal source coupled to the conductive element between the two ends of the conductive element toward a center of the conductive element via a low frequency blocking circuit.

US Pat. No. 10,396,437

MOBILE TERMINAL

LG ELECTRONICS INC., Seo...

1. A mobile terminal comprising:a body having a display unit mounted on a front surface of the body;
a ground frame located on a back surface of the display unit and supporting the display unit;
a first radiation element mounted on the body below the ground frame and configured to radiate an electromagnetic wave comprising a main lobe radiating in a backward direction of the mobile terminal toward a back surface of the body and a sub lobe radiating toward the front surface of the body;
a metal plate disposed below the first radiation element and configured to reflect the electromagnetic wave comprising the main lobe in a forward direction to cause a surface wave along the ground frame and increase a size of the sub lobe radiating toward the front surface of the body; and
a controller configured to apply power to the first radiation element to control the electromagnetic wave to be radiated,
wherein a size of the metal plate is greater than or equal to the size of the ground frame.

US Pat. No. 10,396,435

ANTENNA DEVICE AND PORTABLE WIRELESS DEVICE USING THE SAME

TDK CORPORATION, Tokyo (...

1. An antenna device comprising:a planar coil pattern having first, second, third and fourth sections, the first and second sections being opposite to each other, and the third and fourth sections being opposite to each other; and
a metal layer having at least one aperture,
wherein a part of the first section and a part of the second section overlap the metal layer, and a remaining part of the first section and a remaining part of the second section overlap the aperture,
wherein a part or an entirety of both the third and fourth sections overlaps the metal layer or the aperture, and
wherein the aperture includes a first aperture that overlaps at least the first and third sections and a second aperture that overlaps at least the second and fourth sections.

US Pat. No. 10,396,434

ELECTRONIC DEVICE WITH ANTENNA

Samsung Electronics Co., ...

1. An electronic device comprising:a housing including a first surface facing in a first direction, a second surface facing in a second direction opposite from the first direction, and a side plate facing a third direction substantially perpendicular to the first direction and surrounding at least part of a space between the first surface and the second surface;
a display disposed in the housing and exposed through the first surface;
a first plate attached to the display or is integrated into the display, the first plate facing the first direction and comprising a first periphery that extends along the side plate;
a second plate that faces in the third direction and is positioned adjacent to the side plate, the second plate comprising a second periphery that extends along the first periphery;
a flexible printed circuit board (FPCB) that comprises a first planar portion coupled to the first plate, and a second planar portion coupled to the second plate and is angled from the first planar portion;
a printed circuit board (PCB) interposed between the display and the second surface; and
a mid-plate disposed in the housing and supporting the PCB,
wherein the second planar portion of the FPCB is interposed between a side surface of the mid-plate and the second plate of the mid-plate, and the side surface and the second planar portion of the FPCB are separated from each other by a gap, and
wherein the FPCB and the second plate define at least one electrical path for receiving a signal of a specific frequency band, and the first plate corresponds to a ground for the at least one electrical path.

US Pat. No. 10,396,433

MOBILE TERMINAL

AAC TECHNOLOGIES PTE. LTD...

1. A mobile terminal, comprising:a housing having an accommodation space, the housing including an end-to-end closed metal frame;
a mainboard received in the accommodation space and including a ground point provided on a surface thereof;
an antenna system;
the antenna system comprising:
a main antenna including a low-frequency feeding portion and a high-frequency feeding portion both of which are respectively connected to the metal frame;
a matching system configured on the metal frame for adjusting the frequency band of the antenna system; wherein
the high-frequency feeding portion is isolated from the low-frequency feeding portion through a LC filtering system;
the mainboard is provided with a ground point through which the antenna system is grounded, and the metal frame serves as the radiator of the antenna system.

US Pat. No. 10,396,432

ANTENNA-INTEGRATED RADIO FREQUENCY MODULE

Samsung Electro-Mechanics...

1. An antenna-integrated radio frequency (RF) module, comprising:a multilayer substrate;
an integrated chip (IC) disposed on an outer surface of the multilayer substrate, and configured to generate RF signals;
patch antennas disposed on a first layer of the multilayer substrate, and configured to receive and/or transmit the RF signals from signal vias disposed to penetrate through second and third layers of the multilayer substrate;
a first ground member disposed on the first layer, and configured to have first penetration regions surround each of the patch antennas;
a second ground member disposed on the second layer, and configured to have second penetration regions surrounding each of the signal vias; and
a third ground member disposed on the third layer, and configured to have third penetration regions surrounding each of the signal vias,
wherein each of the first and second penetration regions is larger than each of the patch antennas, each of the third penetration regions is smaller than each of the patch antennas, and
wherein the first, second, and third layers of the multilayer substrate are sequentially disposed.

US Pat. No. 10,396,431

SYSTEM AND METHOD FOR INTEGRATING AND ADAPTING HYBRID ANTENNA APERTURE WITHIN FULLY METALLIC CHASSIS BASED ON CHASSIS OPERATING CONFIGURATION

Dell Products, LP, Round...

1. An information handling system operable to transition between a plurality of positional configurations comprising:a metallic case containing components of the information handling system including a base housing metal chassis operably connected to a display housing metal chassis via a hinge;
the base housing metal chassis and display housing metal chassis moveable with respect to one another around the hinge according to a plurality of positional configurations;
the base housing metal chassis forming a back edge of a base housing;
a base antenna aperture platform extending from the back edge and forming a portion of the base housing metal chassis;
a base antenna aperture disposed within the base antenna aperture platform; and
a radio frequency front end to transmit a communications signal via the base antenna aperture when the base housing metal chassis and display housing metal chassis are placed in the plurality of positional configurations.

US Pat. No. 10,396,429

WIRELESS COMMUNICATION DEVICE

MURATA MANUFACTURING CO.,...

1. A piece of merchandise including a wireless communication device, comprising:a feeder substrate including a wireless IC chip, a first radiating element connected to the wireless IC chip, and a feeder terminal of a feeder circuit connected to the wireless IC chip; and
a packaging bag including a second radiating element; wherein
the feeder substrate is attached to the packaging bag, and the feeder terminal of the feeder circuit is connected to the second radiating element of the packaging bag via capacitive coupling; and
the first radiating element is included not in the packaging bag but only in the feeder substrate.

US Pat. No. 10,396,428

BEAM SHAPING ANTENNA FOR LAMINATED GLASS

PALO ALTO RESEARCH CENTER...

1. An apparatus comprising:an antenna;
a first split ring resonator located on a first side of the antenna, wherein the first split ring resonator is magnetically coupled to the antenna, and wherein the first split ring resonator further comprises a first resonating element coplanar to the antenna and a second resonating element located above the first resonating element; and
a second split ring resonator located on a second side of the antenna, wherein the second split ring resonator is magnetically coupled to the antenna, and wherein the second split ring resonator further comprises a third resonating element coplanar to the antenna and a fourth resonating element located above the third resonating element.

US Pat. No. 10,396,427

DUAL POLARIZED WIDEBAND LTE THIN FILM ANTENNA

GM GLOBAL TECHNOLOGY OPER...

1. An antenna structure comprising: a dielectric structure;a thin film substrate adhered to the dielectric structure by an adhesive layer; and
a planar antenna formed on the substrate opposite to the adhesive layer, said planar antenna including a ground plane that is generally rectangular in shape and includes a cut-out slot section defined within an outer perimeter portion of the ground plane, said ground plane including a conductive line extending continuously across from a first side to a second side of the slot section, the conductive line having a centrally located circular portion, said antenna further including a first U-shaped antenna radiating element extending into the slot section from one side of the perimeter portion and being on one side of the conductive line and a second U-shaped antenna radiating element extending into the slot section from an orthogonal side of the perimeter portion and being on an opposite side of the conductive line, wherein the conductive line is sized and positioned to isolate a first polarization and a second polarization of the antenna, the first polarization and second polarization having orthogonal directions to each other.

US Pat. No. 10,396,426

ALIGNMENT DETERMINATION FOR ANTENNAS

CommScope Technologies LL...

1. A system for determining orientation of a base station antenna, the system comprising:a plurality of accelerometers rigidly mounted to the base station antenna, wherein at least one pair of accelerometers are arranged as antipodes so that first axes of each accelerometer in the at least one pair of accelerometers point in opposite directions, second axes of each accelerometer in the at least one pair of accelerometers point in opposite directions, and third axes of each accelerometer in the at least one pair of accelerometers point in the same direction, wherein the first, second, and third axes are perpendicular to each other;
a plurality of magnetometers rigidly mounted to the base station antenna, wherein at least one pair of the magnetometers are arranged as antipodes so that fourth axes of each magnetometer in the at least one pair of magnetometers point in opposite directions, fifth axes of each magnetometer in the at least one pair of magnetometers point in opposite directions, and sixth axes of each magnetometer in the at least one pair of magnetometers point in the same direction, wherein the fourth, fifth, and sixth axes are perpendicular to each other; and
a controller configured to (i) receive signals from the one or more accelerometers and the one or more magnetometers and (ii) determine tilt, roll, and yaw angles of the base station antenna, wherein the controller is configured to:
(1) determine the tilt and roll angles of the base station antenna based on the signals from the one or more accelerometers; and
(2) determine the yaw angle of the base station antenna based on (a) the determined tilt and roll angles and (b) the signals from the one or more magnetometers.

US Pat. No. 10,396,422

APERTURED WAVEGUIDES FOR ELECTROMAGNETIC WAVE TRANSMISSION

University of South Flori...

1. An apertured waveguide comprising:four orthogonal walls that together provide the waveguide with a rectangular cross-section, each wall comprising a plurality of apertures; and
an interior channel along which electromagnetic waves can propagate, the interior channel being defined at least in part by the four orthogonal walls.

US Pat. No. 10,396,421

SLOT COUPLED DIRECTIONAL COUPLER AND DIRECTIONAL FILTERS IN MULTILAYER SUBSTRATE

1. A directional filter comprising:a first conductor line extending in a first direction, the first conductor line comprising a first end and a second end;
a second conductor line spaced apart from the first conductor line, the second conductor line extending parallel to the first conductor line, the second conductor line comprising a third end and a fourth end;
a conductor plate comprising a first hole, a second hole, a third hole and a fourth hole spaced apart from one another; and
a first conductor loop disposed opposite the first and second conductor lines with respect to the conductor plate,
wherein the first end is configured to receive an electro-magnetic signal,
wherein the second end is configured to transmit the received electro-magnetic signal,
wherein the first conductor loop is configured to receive a first coupling signal of the electro-magnetic signal received by the first end, and
wherein the third end is configured to receive a second coupling signal of the first coupling signal.

US Pat. No. 10,396,420

STACKED CERAMIC RESONATOR RADIO FREQUENCY FILTER FOR WIRELESS COMMUNICATIONS

Skyworks Solutions, Inc.,...

15. A wireless mobile device including a ceramic resonator filter comprising:a ceramic resonator filter including a printed circuit board, one or more first coaxial resonators disposed on the printed circuit board, one or more second coaxial resonators disposed over the one or more first coaxial resonators so that the one or more first coaxial resonators and one or more second coaxial resonators are arranged in a stacked configuration, the one or more first coaxial resonators and second coaxial resonators electrically connected to the printed circuit board, a second printed circuit board that extends generally perpendicular to the printed circuit board, the second printed circuit board having a protrusion configured to extend into an aperture on the printed circuit board to thereby couple the second printed circuit board to the printed circuit board, the one or more first and second coaxial resonators electrically connected to the second printed circuit board;
a radio frequency transceiver electrically connected to the ceramic resonator filter; and
an antenna electrically connected to the ceramic resonator filter.

US Pat. No. 10,396,419

COMMON-MODE SIGNAL ABSORBER

National Taiwan Universit...

1. A common-mode signal absorber, comprising:a first impedance-matching network comprising a first impedance unit; and
a common-mode signal reflection circuit, wherein input ends of the common-mode signal reflection circuit are connected to output ends of the first impedance-matching network, a differential-mode signal is inputted from input ends of the first impedance-matching network, and outputted from output ends of the common-mode signal reflection circuit;
wherein the first impedance-matching network is impedance matched to a common-mode signal within a specific frequency band; when the common-mode signal within the specific frequency band inputs to the first impedance-matching network from the input ends of the first impedance-matching network, the first impedance unit of the first impedance-matching network can be used for absorbing the common-mode signal within the specific frequency band; when the common-mode signal within the specific frequency band is unabsorbed by the first impedance unit and inputs to the common-mode signal reflection circuit through the first impedance-matching network, the common-mode signal within the specific frequency band will be reflected by the common-mode signal reflection circuit back to the first impedance-matching network so that the first impedance unit of the first impedance-matching network can absorb the common-mode signal reflected by the common-mode signal reflection circuit;
wherein the common-mode signal within the specific frequency band is able to be repeatedly absorbed and reflected between the first impedance-matching network and the common-mode signal reflection circuit until an energy of the common-mode signal within the specific frequency band is completely exhausted.

US Pat. No. 10,396,418

ANAEROBIC ALUMINUM-WATER ELECTROCHEMICAL CELL

Massachusetts Institute o...

1. An anaerobic aluminum-water electrochemical cell comprising:a plurality of electrode stacks, each electrode stack comprising an aluminum alloy anode, in the form of a plate, the plate having a first side and a second side opposite to the first side, and at least one cathode disposed adjacent to the first side of the plate and at least one cathode disposed adjacent to the second side of the plate, wherein the cathode on the first side and the cathode on the second side are configured to be electrically coupled to the anode, wherein the aluminum alloy is alloyed with two or more metals chosen from a group consisting of Ga, In, Sn, Mg, and combinations thereof;
one or more water permeable physical separators, between adjacent electrode stacks, positioned between the cathode on the first side of one electrode stack and the cathode on the second side of the adjacent electrode stack;
an electrolyte disposed between the anode and the at least one cathode on the first side and between the anode and the at least one cathode on the second side in each electrode stack;
a housing configured to hold the electrode stacks, the electrolyte, and the one or more physical separators; and
a water injection port, in the housing, configured to introduce water into the housing.

US Pat. No. 10,396,417

BATTERY ARRANGMENTS FOR GAS TURBINE ENGINES

Rolls-Royce Corporation, ...

1. A battery arrangement for a gas turbine engine, the battery arrangement comprising:a wall of the gas turbine engine;
a thermal battery coupled to the wall and arranged to receive thermal energy from gas of the gas turbine engine; and
charging circuitry configured to supply electrical energy to the thermal battery to recharge the thermal battery,
wherein the wall comprises at least a part of a turbine casing of the gas turbine engine and the battery arrangement further comprises at least one support member arranged to support the thermal battery within a turbine disc of the gas turbine engine and to couple the thermal battery to the turbine casing,
wherein the wall defines an annulus having a longitudinal axis, the at least one support member is arranged to position the thermal battery to intersect the longitudinal axis of the wall.

US Pat. No. 10,396,414

HIGH POWER BATTERY CELLS HAVING IMPROVED COOLING

AVL Powertrain Engineerin...

1. A battery pack comprising:at least one battery cell; and
at least one cooling plate having a first side disposed adjacent to the at least one battery cell and including thermal pyrolytic graphite (TPG) to dissipate heat away from the at least one battery cell, wherein the TPG is embedded in the at least one cooling plate, the TPG is in direct physical contact with the at least one battery cell, the TPG forms a heat spreader having a substantially pi-shape, and the heat spreader includes a header and a pair of legs extending substantially perpendicularly from the header.

US Pat. No. 10,396,412

POWER STORAGE MODULE

AUTONETWORKS TECHNOLOGIES...

1. A power storage module comprising:a power storage element; and
a cooling member that is sandwiched by the power storage elements and in contact with the power storage elements to transfer heat, the cooling member including an enclosing member, refrigerant, and an absorbing member absorbing the refrigerant, the enclosing member including sheet members that are connected in a liquid tight manner, and the refrigerant and the absorbing member being arranged within the enclosing member, wherein
the cooling member has a section that is not sandwiched by the power storage elements and the enclosing member expands in the section according to transfer of heat generated in the power storage elements to the cooling member,
the cooling member is arranged to be inclined with respect to a horizontal plane such that a section thereof being in contact with the power storage element to transfer heat is on a lower level than the section of the cooling member having an expanded enclosing member.

US Pat. No. 10,396,409

HEAT SINK AND POWER BATTERY SYSTEM

BYD COMPANY LIMITED, She...

1. A heat sink, comprising: a heat dissipation plate and a cover plate, wherein,the heat dissipation plate comprises a bottom plate and a plurality of fins on the bottom plate such that a cross-section of the heat dissipation plate has a comb pattern;
the cover plate is fixedly connected to the heat dissipation plate, and includes an inner surface facing the fins and a rib portion protruding from the inner surface, wherein the rib portion and the inner surface include grooves for receiving the fins, wherein a groove on the rib portion receives a first fin having a first height and a groove on the inner surface receives a second fin having a second height greater than the first height;
the fins of the heat dissipation plate are disposed between the bottom plate and the cover plate; and
an air duct is formed among the bottom plate, the fins and the cover plate.

US Pat. No. 10,396,408

WASTE BATTERY TREATMENT APPARATUS USING CONTINUOUS HEAT TREATMENT, AND METHOD FOR RECOVERING VALUABLE METALS FROM LITHIUM-BASED BATTERY USING SAME

KOREA INSTITUTE OF GEOSCI...

1. A method for recovering valuable metals by a continuous heat treatment process from a lithium-based battery by using a waste battery treatment apparatus using continuous heat treatment, which includes a frame, a reaction reservoir, a vacuum forming means, and an inlet, the method comprising:a vacuum forming step of vacuumizing the inside of the reaction reservoir by using the vacuum forming means;
a heat treatment step of inputting and heat-treating waste batteries to be treated by opening a gas blocking door of the inlet;
a closing step of closing the gas blocking door in order to prevent poisonous gas or dust in the reaction reservoir from being discharged to the outside after the waste battery inputting step;
a gas discharging step of discharging the poisonous gas and dust generated during the heat treatment through a gas outlet;
a gas treatment step of separating and treating valuable metal powder included in the discharged dust in the gas discharging step;
a collection step of collecting the waste batteries heat-treated through the heat treatment step from the reaction reservoir; and
a step of crushing or grinding the collected waste batteries and thereafter, separating and recovering the valuable metal powder of the crushed or ground waste batteries, wherein the method further comprises
a storage device inserting step of inputting the waste batteries to be treated into a storage device which can be input into/output from a treatment space of the reaction reservoir and thereafter, moving the storage device and inserting the storage device into the treatment space of the reaction reservoir prior to the heat treatment step; and
a reaction reservoir separating step of separating the storage device from the treatment space of the reaction reservoir and discharging the separated storage device to the outside prior to the collection step,
wherein the storage device includes a lower frame with a moving device, an upper frame which extends upward from the lower frame, and a basket provided in the upper frame and having a storage space capable of the waste batteries to be treated therein.

US Pat. No. 10,396,407

SECONDARY BATTERY INTERNAL TEMPERATURE ESTIMATION DEVICE AND SECONDARY BATTERY INTERNAL TEMPERATURE ESTIMATION METHOD

FURUKAWA ELECTRIC CO., LT...

1. A device comprising:a sensor for measuring an external temperature of a secondary battery of a vehicle;
a processor, wherein the processor is communicatively coupled to the sensor; and
a memory that stores executable instructions that, when executed by the processor, facilitate performance of operations, comprising:
estimating an internal temperature of the secondary battery of the vehicle on the basis of a relational equation showing a relationship between an external temperature of the secondary battery of the vehicle and an internal temperature of the secondary battery of the vehicle;
calculating element values of an equivalent circuit of the secondary battery, wherein the equivalent circuit of the secondary battery comprises at least a solution resistance and a reaction resistance;
determining coefficients of the relational equation on the basis of the element values of the equivalent circuit, wherein the determining the coefficients comprises determining, on the basis of one or more of the element values, a first coefficient of the relational equation applicable to the solution resistance and determining, on the basis of one or more of the element values, a second coefficient of the relational equation applicable to the reaction resistance; and
applying the coefficients obtained by the determining, wherein the estimating comprises estimating the internal temperature of the secondary battery on the basis of the relational equation to which the coefficients have been applied by the applying.

US Pat. No. 10,396,406

BATTERY MODULE

Samsung SDI Co., Ltd., Y...

1. A battery module comprising:a first battery cell;
a second battery cell, each of the first and second battery cells having first sides and second sides, the first sides being larger than the second sides;
a holder between the first battery cell and the second battery cell, the holder having:
a long side contacting the first sides of the first battery cell and the second battery cell;
a short side extending from a periphery of the long side toward the first, battery cell and the second battery cell and contacting a second side of each of the first battery cell and the second battery cell;
a protrusion protruding from the long side of the holder toward one of the first battery cell and the second battery cell and a second protrusion substantially extending around the protrusion, the second protrusion having an oval shape or a polygonal shape; and
a receiving groove located on the long side of the holder; and
a temperature measuring unit accommodated in the receiving groove in the holder, contacting the first side of the one of the first and second battery cells, and being configured to measure a temperature of at least the at least the one of first and second battery cells.

US Pat. No. 10,396,401

STACKING APPARATUS AND STACKING METHOD

NISSAN MOTOR CO., LTD., ...

1. A stacking apparatus comprising:a cylindrical rotary conveyance unit holding a separator of predetermined shape on an outer circumferential surface thereof and rotating to convey the separator; and
an electrode conveyance unit conveying an electrode of predetermined shape in a tangential direction of the rotary conveyance unit so that the electrode overlaps the separator, wherein:
the outer circumferential surface of the rotary conveyance unit is defined by
a suction area that is for drawing the separator by suction and is positioned on an upstream side of a rotation direction of the rotary conveyance unit with respect to a location to which the electrode is conveyed by the electrode conveyance unit, and
a non-suction area that is for removing the separator and is positioned on a downstream side of the rotation direction of the rotary conveyance unit with respect to the location to which the electrode is conveyed, the non-suction area arranged for removing the separator without blowing fluid in order to not produce positive pressure;
the stacking apparatus draws the separator by suction to the outer circumferential surface in the suction area, rotates the outer circumferential surface to convey the separator to the non-suction area, removes the separator from the outer circumferential surface, and transfers the separator to the electrode, thereby gradually stacking the separator on the electrode from a downstream side of the rotation direction,
wherein the rotary conveyance unit includes:
a rotatable cylindrical rotor having a plurality of external air holes in the outer circumferential surface thereof;
a cylindrical internal structure coaxially and non-rotatably arranged inside the cylindrical rotor and formed with a plurality of internal holes only in part of the outer circumferential surface thereof so as to be disposed to the suction area;
a partition wall provided in the internal structure for isolating the suction area and the non-suction area from each other; and
a negative pressure chamber formed within the internal structure and defined by the partition wall to be communicative with the plurality of internal holes, the negative pressure chamber being connected to a negative pressure supply device.

US Pat. No. 10,396,400

ELECTROLYTE FOR LITHIUM BATTERY AND LITHIUM BATTERY INCLUDING THE ELECTROLYTE

Samsung SDI Co., Ltd., Y...

1. An electrolyte for a lithium battery, the electrolyte comprising:an organic solvent; and
a compound represented by Formula 1:

wherein, in Formula 1,
X1 to X4 are each independently oxygen (O) or nitrogen (N),
A1 to A4 each independently denote a chemical bond, an unsubstituted or substituted C1-C10 alkylene group, an unsubstituted or substituted C6-C10 arylene group, an unsubstituted or substituted C7-C10 arylalkylene group, an unsubstituted or substituted C2-C10 heteroarylene group, an unsubstituted or substituted C3-C10 heteroarylalkylene group, or an unsubstituted or substituted C4-C10 carbocyclic group, wherein at least one of A1 to A4 is (CH2)a, where a is independently 2 to 4
at least one of R1 to R4 is —C(R5)?Y1, where Y1 is C(R6)(R7), and R5 to R7 are each independently a hydrogen, a C1-C10 alkyl group, a C1-C10 alkoxy group, a C6-C10 aryl group, a C7-C10 arylalkyl group, a C6-C10 aryloxy group, a C2-C10 heteroaryl group, a C3-C10 heteroarylalkyl group, a C2-C10 heteroaryloxy group, a C4-C10 carbocyclic group, or a halogen atom, and
the remaining R1 to R4 are each independently a hydrogen, a C1-C10 alkyl group, a C1-C10 alkoxy group, a C6-C10 aryl group, a C7-C10 arylalkyl group, a C6-C10 aryloxy group, a C2-C10 heteroaryl group, a C3-C10 heteroarylalkyl group, a C2-C10 heteroaryloxy group, a C4-C10 carbocyclic group, or a halogen atom.

US Pat. No. 10,396,398

SECONDARY BATTERY

Samsung SDI Co., Ltd., Y...

1. A secondary battery, comprising:a cathode;
an anode; and
an electrolyte between the cathode and the anode,
wherein the electrolyte includes:
a first electrolyte layer including a first polymer, a first lithium salt, and a first particle inorganic material having an average particle diameter (D50) of less than 500 nm; and
a second electrolyte layer including a second polymer, a second lithium salt, and a second particle inorganic material having an average particle diameter (D50) of 500 nm or greater,
wherein the first electrolyte layer is in a direction facing the anode.

US Pat. No. 10,396,396

LITHIUM-ION CONDUCTIVE GARNET AND METHOD OF MAKING MEMBRANES THEREOF

Corning Incorporated, Co...

1. A method of making a Li-ion conductive cubic garnet, comprising:forming a nitrate source aqueous solution comprising a first nitrate source and a nitrate dopant source;
contacting the nitrate source aqueous solution and a carbohydrate source and heating in a first heating step to form a nano-particle ash;
a second heating step of the nano-particle ash to produce a garnet nanoprecursor;
pelletizing the garnet nanoprecursor to form a Li-ion conductive cubic garnet pellet; and
a third heating step of the garnet pellet to form a dense Li-ion conductive cubic garnet membrane.