US Pat. No. 10,924,067

POWER AMPLIFIER CIRCUIT

MURATA MANUFACTURING CO.,...

1. A power amplifier circuit comprising:an amplifier transistor having a base or a gate to which an input signal is supplied, and having a collector or a drain from which an amplified signal is output, the amplified signal being obtained by amplifying the input signal;
a bias circuit configured to supply a bias current or a bias voltage to the base or the gate of the amplifier transistor; and
a resistance element connected in series between the base of the amplifier transistor and the bias circuit, or between the gate of the amplifier transistor and the bias circuit, wherein:
the bias circuit comprises:
a voltage generation circuit configured to generate a first direct-current voltage in accordance with a control signal;
a first transistor having a base or a gate to which the first direct-current voltage is supplied, and having an emitter or a source from which the bias current or the bias voltage is supplied to the base or the gate of the amplifier transistor via the resistance element;
a second transistor having a base or a gate to which a second direct-current voltage is supplied, and having an emitter or a source connected to the emitter or the source of the first transistor;
a signal supply circuit disposed between the base or the gate of the second transistor and a supply path of the input signal to the amplifier transistor, the signal supply circuit being configured to supply the input signal to the base or the gate of the second transistor; and
an impedance circuit disposed between the base or the gate of the first transistor and the base or the gate of the second transistor,
when the power amplifier circuit operates in a first mode, the voltage generation circuit is configured to be kept in an on state by the control signal, and
when the power amplifier circuit operates in a second mode, the voltage generation circuit is configured to be kept in an off state by the control signal, the second mode being a mode in which a power level of the amplified signal is less than a power level of the amplified signal in the first mode.

US Pat. No. 10,924,066

OFFSET VOLTAGE TRIMMING FOR OPERATIONAL AMPLIFIERS

SEMICONDUCTOR COMPONENTS ...

1. An operational amplifier comprising:a first differential pair of pMOS transistors, the first differential pair biased by a first bias current that has a first portion that is constant with temperature and a second portion that is proportional to absolute temperature, a ratio of the first and second portions generating a first transconductance of the first differential pair that is substantially constant for temperatures over a range;
a second differential pair of nMOS transistors, the second differential pair biased by a second bias current that has a first portion that is constant with temperature and a second portion that is proportional to absolute temperature, a ratio of the first and second portions generating a second transconductance of the second differential pair that is substantially constant for temperatures over the range; and
a comparator that activates either the first differential pair or the second differential pair based on an input voltage at an input.

US Pat. No. 10,924,065

METHOD FOR CONFIGURING POWER IN WIRELESS COMMUNICATION SYSTEM AND APPARATUS THEREOF

Samsung Electronics Co., ...

1. An electronic device, comprising:an antenna array comprising a first antenna element and a second antenna element;
a communication circuit comprising a first power amplifier connected to the first antenna element and a second power amplifier connected to the second antenna element;
a processor operatively connected to the communication circuit; and
a memory operatively connected to the processor and stores instructions, when executed, cause the processor to:
output a first signal through the first antenna element with a first gain of the first power amplifier,
output a second signal through the second antenna element with a second gain of the second power amplifier, and
change the second gain of the second power amplifier based on a difference between a first transmit power corresponding to the first signal and a second transmit power corresponding to the second signal.

US Pat. No. 10,924,064

BIAS CIRCUIT

SUMITOMO ELECTRIC INDUSTR...

1. A bias circuit configured to supply a gate bias voltage for performing on-off control of an amplifier, to the amplifier, the bias circuit comprising:a first power source connected in series to a gate terminal of the amplifier and configured to output a voltage required for a first gate bias voltage for turning the amplifier to an ON state;
a second power source connected in series to the gate terminal of the amplifier and configured to output a voltage required for a second gate bias voltage for turning the amplifier to an OFF state;
a changeover switch connected between the first power source and the amplifier and configured to supply either the first gate bias voltage or the second gate bias voltage to the amplifier by switching a state between the first power source and the amplifier to either an open state or a short-circuit state on the basis of a control signal related to on-off control of the amplifier; and
a resistance value varying unit connected between the second power source and the amplifier and configured such that a resistance value thereof is variable.

US Pat. No. 10,924,062

POWER AMPLIFYING APPARATUS HAVING BIAS BOOSTING STRUCTURE WITH IMPROVED LINEARITY

Samsung Electro-Mechanics...

1. A power amplifying apparatus comprising:a first bias circuit configured to generate a first bias current by adding a boost current to a base bias current generated from a reference current;
a first amplification circuit configured to receive the first bias current and amplify a signal input through an input terminal of the first amplification unit to output a first amplified signal; and
a bias boosting circuit configured to generate the boost current based on a magnitude of a harmonic component in the amplified signal output from the first amplification circuit.

US Pat. No. 10,924,061

LOW-NOISE LOW-EMISSION CRYSTAL OSCILLATOR AND METHOD THEREOF

REALTEK SEMICONDUCTOR COR...

1. A crystal oscillator comprising:an inverter configured to receive a first voltage at a first node and output a second voltage at a second node; a feedback network inserted between the first node and the second node, the feedback network comprising a parallel connection of a first branch and a second branch, the first branch comprising a first diode and a second diode stacked up in a forward direction, the second branch comprising a third diode and a fourth diode stacked up in a reverse direction;
a crystal inserted between a fourth node and a fifth node, wherein the fourth node is coupled to the second node, and the fifth node is coupled to the first node;
a first shunt capacitor inserted between the fourth node and a ground node; and
a second shunt capacitor inserted between the fifth node to and the ground node.

US Pat. No. 10,924,059

MULTI-ELEMENT RESONATOR

Futurewei Technologies, I...

1. An oscillator circuit, comprising:a resonant tank including a first capacitor formed on a semiconductor substrate, a first inductor formed on the semiconductor substrate, the first inductor is a tapped inductor having at least a first tapped input terminal at an intermediate location between inductor ends, a first inverter connected to the first tapped input terminal, a second capacitor formed on the semiconductor substrate, and a second inductor formed on the semiconductor substrate, the second inductor is a tapped inductor having at least a second tapped input terminal at an intermediate location between inductor ends, a second inverter connected to the second tapped input terminal, the first capacitor, the first inductor, the second capacitor, and the second inductor connected in an alternating ring configuration with each capacitor connected between and in series with a pair of the inductors and each inductor connected between and in series with a pair of the capacitors; and
an amplifier circuit coupled to the resonant tank and configured to amplify a signal in the resonant tank.

US Pat. No. 10,924,058

LOCAL OSCILLATOR DISTRIBUTION FOR A MILLIMETER WAVE SEMICONDUCTOR DEVICE

GLOBALFOUNDRIES INC., Gr...

1. A method, comprising:providing, to a transmitter splitter, a first signal having a wavelength ?;
providing, to a receiver splitter, a second signal having the wavelength ?;
providing, by the transmitter splitter, a plurality of transmitter signals, wherein each of the transmitter signals has the wavelength ?; and
providing, by the receiver splitter, a plurality of receiver signals, wherein each of the receiver signals has the wavelength ?;
wherein the first signal is provided over a first line having a length of ?/X, wherein X is an integer from 4 to 32, inclusive; the second signal is provided over a second line having a length of ?/Y, wherein Y is an integer from 4 to 32, inclusive; or both.

US Pat. No. 10,924,057

SNOW SHEDDING APPARATUS AND METHOD OF USING SAME

NORWICH TECHNOLOGIES, INC...

1. A device, comprising:at least one photovoltaic (PV) module comprising a plurality of PV cells which are electrically interconnected and encapsulated in a frame having a transparent front surface configured to admit light, said frame representing an impediment to the sliding of snow on said transparent front face; and
a structure configured to be attached to said at least one PV module,
said structure comprising an element that covers said frame of said at least one PV module and extends from said frame of said at least one PV module onto said transparent front surface of said at least one PV module, said element having a first surface that sits flush against said transparent front surface, and a second surface being disposed at an acute angle relative to said transparent front surface without either of said first surface and said second surface covering any of the PV cells in said PV module
said structure configured to allow snow on said transparent front surface to slide off said at least one PV module.

US Pat. No. 10,924,056

METHOD AND APPARATUS FOR CLEANING SURFACES

AIRTOUCH SOLAR LTD., Tel...

1. A surface cleaning device for cleaning a surface of a solar panel, wherein the surface cleaning device comprises:a first dust carrying member;
a second dust carrying member;
a motor; and
a motion delay assembly;
wherein the first dust carrying member and the second dust carrying member are coupled to the motor;
wherein the motor is configured to cyclically move the first dust carrying member and the second dust carrying member along a path;
wherein the motion delay assembly is configured to cyclically introduce a momentarily delay in a progress of the first dust carrying member along the path, while the second dust carrying member contacts the surface thereby reducing a gap between the first dust carrying member and the second dust carrying member and induce air to exit the gap and progress along the surface and remove dust that precedes the second dust carrying member
wherein surface cleaning device is configured to position the motion delay assembly at a first position when the surface cleaning device propagates towards one end of the surface and is configured to position the motion delay assembly at a second position when the surface cleaning device propagates towards another end of the surface;
wherein when positioned in the first position the motion delay assembly is within a reach of the first dust carrying member; and
wherein when positioned at the second position the motion delay assembly is outside the reach of the first dust carrying member.

US Pat. No. 10,924,055

MOTOR DRIVE APPARATUS HAVING INPUT POWER SUPPLY VOLTAGE ADJUSTMENT FUNCTION

FANUC CORPORATION, Yaman...

1. A motor drive apparatus, comprising:an AC stabilized power supply configured to convert AC voltage of a commercial AC power source into input power supply voltage and output the input power supply voltage;
a converter configured to convert the input power supply voltage into DC voltage and output the DC voltage to a DC link;
an inverter configured to convert the DC voltage at the DC link into AC voltage for driving a motor and output the AC voltage; and
an input power supply voltage control unit configured to control the input power supply voltage that is output by the AC stabilized power supply according to heat generated by at least one of the converter, the inverter or the motor.

US Pat. No. 10,924,054

FAILURE DIAGNOSIS METHOD FOR INVERTER CIRCUIT

NIDEC ELESYS CORPORATION,...

1. A failure diagnosis method for an inverter circuit, the failure diagnosis method comprising:a first monitoring step of monitoring an inter-terminal voltage between a high-potential-side terminal and a low-potential-side terminal of each of a plurality of driving devices included in the inverter circuit;
a second monitoring step of monitoring a power supply voltage of the inverter circuit; and
a determination step of determining whether there is a failure in each of the plurality of driving devices based on a value of the inter-terminal voltage and a value of the power supply voltage.

US Pat. No. 10,924,053

METHOD FOR REMOTE SUPPORT OF ELECTRIC DRIVE APPARATUS

ABB Schweiz AG, Baden (C...

1. A method comprising:starting in a first apparatus a remote support tool application, said first apparatus having a connection with an at least one electric drive apparatus in a local site;
forwarding by said first apparatus an indication of a configuration parameter data user interface of said first apparatus to a third apparatus in a remote site; and
receiving by said first apparatus from said third apparatus at least one tagged version of a screen of the configuration parameter data user interface of said first apparatus, the at least one tagged version of the screen including a page tag and parameter values.

US Pat. No. 10,924,052

MOTOR CONTROL SYSTEM WITH PHASE CURRENT POLARITY DETECTION

Allegro MicroSystems, LLC...

1. A system for driving a motor, comprising:a motor driver having a plurality of switches coupled to the motor to drive a current through each of a plurality of phase coils of the motor;
a circuit configured to detect a polarity of the current in one or more of the phase coils of the motor and to generate a polarity value representative of the detected current polarity, wherein the circuit comprises at least one comparator having a first input coupled to a node between two of the plurality of switches, a second input coupled to receive a threshold value and an output at which the polarity value is provided; and
a controller configured to provide a plurality of pulse width modulated (PWM) output control signals coupled to the plurality of switches to control the switches to drive the current through the plurality of phase coils of the motor, wherein the controller is configured to alter a duty cycle of the plurality of PWM output control signals to modify a voltage applied to the plurality of phase coils of the motor in response to the polarity value.

US Pat. No. 10,924,051

METHOD FOR ADJUSTING A POWER ELECTRONICS UNIT

AUDI AG, Ingolstadt (DE)...

1. A method for adjusting a modulation of at least one electrical operating parameter of at least one component of a power electronics unit comprising:operating an electric machine of a vehicle supplied by the power electronics unit, and
adjusting the modulation,
wherein a modulation method is selectable by a user from a plurality of modulation methods for carrying out the modulation,
wherein a degree of modulation is adjusted by the user for carrying out the modulation,
wherein the degree of modulation relates to an efficiency and acoustic output of the at least one component of the power electronics unit, so that an increase of the degree of modulation by the user corresponds to an increase of the efficiency and acoustic output of the at least one component of the power electronics unit and a decrease of the degree of modulation by the user corresponds to a decrease of the efficiency and acoustic output of the at least one component of the power electronics unit,
wherein the plurality of modulation methods from which the user selects comprises at least one of a discontinuous modulation method, a space-vector modulation method, and a sinusoidal triangular modulation method.

US Pat. No. 10,924,050

MOTOR CONTROL CIRCUIT AND MOTOR CONTROLLER

MITSUMI ELECTRIC CO., LTD...

1. A motor control circuit comprising:a control circuit configured to output a pulse width modulation signal for controlling a switching operation of an inverter circuit, the inverter circuit being configured to supply an alternating current power to a motor; and
a speed-change detecting circuit configured to:
detect a change in a speed command signal, the change in the speed command signal being a difference between a pre-change speed command signal used before the speed command signal changes and a post-change speed command signal used immediately after the pre-change speed command signal, and
in response to the difference meeting or exceeding a predetermined limit, output a signal indicating that the speed command signal has changed to the control circuit to cause the control circuit to change a duty cycle of the pulse width modulation signal, the speed command signal specifying a target value of a rotational speed of the motor.

US Pat. No. 10,924,049

CONTROL METHOD FOR OSCILLATING MOTORS AND AN OSCILLATING MOTOR

Jiankun Hu, Shenzhen (CN...

1. A control method for oscillating motor, the oscillating motor comprises a U-shaped magnetic yoke, a control unit, an oscillating arm oscillating around a fulcrum, a second magnetic yoke and four permanent magnets; the U-shaped magnetic yoke has a first support leg and a second support leg, and the first support leg and the second support leg are respectively wound with coils; the control unit is electrically connected with coils and produces alternating pulses to generate alternating magnetic poles on the end faces of the two supporting legs of the U-shaped magnetic yoke; the oscillating arm extends outward from the end face direction of the U-shaped magnetic yoke and is bounded by the fulcrum, the end of the oscillating arm close to the U-shaped magnetic yoke is an inner arm, the end of the oscillating arm away from the U-shaped magnetic yoke is an outer arm; the second magnetic yoke is installed at the end of the inner arm close to the U-shaped magnetic yoke; the permanent magnets are fixedly installed on the second magnetic yoke; the four permanent magnets are arranged side by side in sequence, they are: a first permanent magnet, a second permanent magnet, a third permanent magnet and a fourth permanent magnet, according to the arrangement order; the outer end faces of the first permanent magnet and the fourth permanent magnet are of the same polarity, and the outer end faces of the second permanent magnet and the third permanent magnet are of the same polarity; and the outer end faces of the first permanent magnet and the second permanent magnet are of the opposite polarity and arranged corresponding to the end face of the first support leg; the outer end faces of the third permanent magnet and the fourth permanent magnet are of the opposite polarity and arranged corresponding to the end face of the second support leg; there is an air gap between the end faces of the permanent magnets and their corresponding support legs, and alternating magnetic poles generated by the two supporting legs of the U-shaped magnetic yoke cause the permanent magnets, the second magnetic yoke and the oscillating arm to reciprocate;characterized in that:
setting pulse parameters;
the control unit outputs alternating pulses with corresponding pulse widths and frequencies according to the set pulse parameters, so that the oscillating arm oscillates in an oscillation mode corresponding to the pulse parameters; wherein the oscillation mode comprises at least one of a full-amplitude oscillation mode, a sub-amplitude oscillation mode, an in-situ shaking mode and a composite oscillation mode, wherein the composite oscillation mode is generated by superposition of the full-amplitude oscillation mode and the in-situ shaking mode, or is generated by superposition of the sub-amplitude oscillation mode and the in-situ shaking mode.

US Pat. No. 10,924,046

MOTOR DRIVEN POWER STEERING APPARATUS AND CONTROL METHOD THEREFOR

Hyundai Mobis Co., Ltd., ...

10. A control method for a motor driven power steering apparatus, comprising the steps of:receiving, by a motor control unit, a current command generated to operate a drive motor according to a driving condition of a vehicle from a steering logic unit;
receiving, by the motor control unit, a motor speed for sensing and outputting a rotation state of the drive motor; and
calculating, by the motor control unit, an output voltage from a voltage table according to current-speed based on the current command and the motor speed to output as a voltage command to operate the drive motor.

US Pat. No. 10,924,045

POWER GENERATION CONTROL SYSTEM, POWER GENERATION CONTROL DEVICE, AND EXTERNAL CONTROL DEVICE

Mitsubishi Electric Corpo...

1. A power generation control system, which is configured to simultaneously drive, by an internal combustion engine, a plurality of power generators mounted to the internal combustion engine, the power generation control system comprising:a power generation control device to control each of the plurality of power generators; and
an external control device connected to the power generation control device,
wherein the power generation control device includes:
a field driver to control supplying of a field current to a field coil provided to each of the plurality of power generators;
a voltage controller to determine a conduction rate of the field coil based on an output voltage of each of the plurality of power generators, to control the field driver, to thereby adjust the generated voltage of each of the plurality of power generators at a target voltage value;
a conduction rate detector to detect the conduction rate of the field coil of each of the plurality of power generators;
a first signal transmitter to transmit the conduction rate detected by the conduction rate detector to the external control device;
a first signal receiver to receive a command value for limiting the conduction rate of the voltage controller from the external control device; and
a conduction rate limiter to impose a limit on the conduction rate so as to set the conduction rate determined by the voltage controller to become equal to or smaller than the command value based on the command value received by the first signal receiver,
wherein the external control device includes:
a second signal receiver to receive the conduction rates of the field coils of each of the plurality of power generators, wherein each of the conduction rates has been detected by the conduction rate detector, from the power generation control device;
a conduction rate calculator to obtain an average value of the conduction rates of the field coils of each of the plurality of power generators, wherein the conduction rates have been received by the second signal receiver, to set the command value based on the average value; and
a second signal transmitter to transmit the command value set by the conduction rate calculator to the power generation control device, and
wherein the conduction rate calculator of the external control device is configured to set a power generator having a minimum conduction rate among the plurality of power generators as a power generator excluded from a limiting target based on the conduction rates of the field coils of each of the plurality of power generators, wherein the conduction rates have been received by the second signal receiver, set a power generator other than the power generator excluded from the limiting target among the plurality of power generators as a power generator of the limiting target, and transmit the command value to the power generation control device connected to the power generator of the limiting target via the second signal transmitter.

US Pat. No. 10,924,044

FEED-FORWARD CONTROL SYSTEM AND METHOD FOR GENSET QUICK COLD START

Cummins Power Generation ...

1. A method of reducing cold startup time of a genset for providing a requested power to a utility grid or load, the genset comprising an engine and a generator, the method comprising:determining if the genset is electrically coupled to a utility grid or load;
in response to determining the genset is electrically coupled to the utility grid or load, controlling a speed bias value based on a difference between a target power output and a current power output of the genset in response to the power being produced by the genset; and
controlling the power of the engine using the speed bias value.

US Pat. No. 10,924,042

PNEUMATIC ENERGY HARVESTING AND MONITORING

The Boeing Company, Chic...

1. An apparatus comprising:an energy harvesting unit configured to generate electrical energy from a compressed gas in a pneumatic system;
a battery connected to the energy harvesting unit;
a sensor configured to detect a first parameter regarding operation of the energy harvesting unit; and
a controller connected to the sensor and the energy harvesting, unit, wherein:
the sensor and the controller are powered by the energy harvesting unit;
the controller is configured to control the energy harvesting unit and to process measurements for the first parameter detected by the sensor;
the controller is programmed with a learning system configured to:
diagnose an operational condition of the energy harvesting unit based on the measurements for the first parameter;
issue a command to the controller based on the operational condition; and
predict a charging capacity of the battery; and
at least one of:
predict a stiction of a valve body in the pneumatic system;
predict an amperage range overload for a solenoid in the pneumatic system; or
predict a flow capacity of a channel in the pneumatic system,
wherein:
the operational condition comprises a need for more power to be stored in the battery prior to ordinary recharging times and further includes use patterns of the pneumatic system; and
the command is to cause the energy harvesting unit to store energy in the battery,
wherein the controller is further configured to operate the pneumatic system to divert threshold amounts of power at multiple time intervals determined by the learning system.

US Pat. No. 10,924,040

OPERATIONAL MODE CONTROL OF A MOTOR

TEXAS INSTRUMENTS INCORPO...

1. A circuit device comprising:measurement logic operable to:
couple to a motor to measure a property associated with motion of the motor; and
provide a measurement signal based on the property;
pattern detection logic coupled to the measurement logic and operable to:
receive the measurement signal;
receive a pattern associated with the motion of the motor, wherein the motor operates in a plurality of commutation states during the motion and the pattern specifies a behavior of the measurement signal over a set of the plurality of commutation states and wherein the pattern specifies the behavior of the measurement signal over a set of contiguous states of the plurality of commutation states;
compare the measurement signal to the pattern; and
provide a mode control signal that specifies a mode of operation from a plurality of modes for control of the motion of the motor based on the comparison; and
control logic coupled to the pattern detection logic and the motor and operable to control the motion of the motor in the mode specified by the mode control signal.

US Pat. No. 10,924,039

MOTOR CONTROL DEVICE AND CONTROL METHOD FOR MOTOR CONTROL DEVICE

FANUC CORPORATION, Yaman...

1. A motor control device for controlling a servomotor so as to axially move a movement target object, comprising:a speed detector configured to detect a movement speed of the movement target object;
an abnormality detector configured to detect an abnormality of the speed detector;
a motor controller configured to perform deceleration control on the servomotor to decelerate the movement target object, upon detection of the abnormality;
a reference speed generator configured to generate a reference speed that decreases with passage of time, based on the movement speed when the movement target object decelerates and a predetermined deceleration;
a speed monitor configured to monitor the movement speed and determine whether or not the movement speed is equal to or greater than the reference speed, wherein the speed monitor is configured to make a determination by using an absolute value of the movement speed; and
a brake controller configured to actuate a brake for braking axial movement of the movement target object, when the movement speed is determined to be equal to or greater than the reference speed, wherein:
the speed monitor is further configured to determine whether or not an absolute value of a value obtained by subtracting the movement speed from the reference speed is equal to or greater than a threshold; and
the brake controller is configured to actuate the brake in a case where the absolute value of the value obtained by subtracting the movement speed from the reference speed is equal to or greater than the threshold even if it is determined that the movement speed is lower than the reference speed, wherein the motor controller is configured to stop the deceleration control of the servomotor when the movement speed is determined to be equal to or greater than the reference speed.

US Pat. No. 10,924,038

CAPACITIVE ACTUATOR MOTOR, CAPACITIVE ACTUATOR, AND CAPACITIVE ACTUATOR UNIT

SUMITOMO HEAVY INDUSTRIES...

1. An actuator, comprising:a capacitive actuator that comprises a plurality of actuator units; and
a motor output cam,
wherein each of the actuator units comprises:
an expandable element having capacitive properties;
a displacement expansion mechanism configured to convert displacement of the expandable element into an expanding displacement in a predetermined direction by generating a buckling phenomenon; and
an output transmission portion configured to transmit an output of the displacement expansion mechanism to the motor output cam;
wherein the motor output cam comprises a periodic shape portion with which the output transmission portion is in contact;
wherein the actuator further comprises an urger configured to always generate an urging force that causes the periodic shape portion and the output transmission portion to come into contact with each other; and
wherein the urging force is always a positive value such that the output transmission portion is pressed against the periodic shape portion regardless of a magnitude of the expanding displacement of the expandable element and the presence or absence of a voltage applied to the expandable element.

US Pat. No. 10,924,037

VIBRATION MOTOR THAT PREVENTS RESONANCE OF CONTACT MEMBER, AND ELECTRONIC APPARATUS

CANON KABUSHIKI KAISHA, ...

1. A vibration motor comprising:a vibrator having a piezoelectric element;
a contact member which is brought into friction contact with the vibrator; and
a fixing member to which the contact member is fixed, the vibration motor being configured to cause the vibrator and the contact member to move relative to each other in a first predetermined direction, by a high-frequency vibration of the piezoelectric element,
wherein the contact member comprises:
a sliding portion which is an area brought into friction contact with the vibrator when the vibrator and the contact member are caused to move relative to each other in the first predetermined direction; and
a fixed portion via which the contact member is fixed to the fixing member, and
wherein the fixed portion is formed at a location alongside the sliding portion in a second predetermined direction orthogonal to the first predetermined direction and orthogonal to an extending direction of the area of the contact member brought into friction contact with the vibrator, and also inward of an end of the contact member in the first predetermined direction.

US Pat. No. 10,924,036

POWER GENERATION DEVICE AND A POWER GENERATION METHOD

Koninklijke Philips N.V.,...

1. A power generation device, comprising:an electrical power generator, the electrical power generator comprising a first generating arrangement and a second generating arrangement,
wherein each generating arrangement generates an output voltage and an output current,
wherein each generating arrangement uses a first generating element and a second generating element, at least one of the first generating element and the second generating element maintains a non-zero state of charge when the first generating element and the second generating element are separated from each other,
wherein the first generating arrangement is moveable with respect to the second generating arrangement,
wherein a movement of the first generating arrangement relative to the second generating arrangement generates an output voltage and an output current,
wherein the output voltage and/or the output current is dependent upon a separation distance between the first generating element and the second generating element of each generating arrangement and the non-zero state of charge,
wherein the generating arrangements are arranged such that an increase in the separation distance between generating elements of the first arrangement results in a related decrease in the separation distance between generating elements of the second arrangement, and vice versa, and
wherein the electrical power generator further comprises a combiner unit that combines the output voltages and output currents of the first generating arrangement and the second generating arrangement.

US Pat. No. 10,924,035

POWER CONVERSION DEVICE

MITSUBISHI ELECTRIC CORPO...

1. A power conversion device comprising:a power converter connected to an electrical storage device that stores direct current (DC) power, and having a function to convert the DC power stored in the electrical storage device into alternating current (AC) power, and also having a function to output the AC power to one or both of a customer load and a power system;
a detector to detect voltage and current at a first point on a power line that connects the power converter with the power system; and
a controller to generate a drive command for controlling the power converter based on the voltage and on the current detected by the detector, wherein
the customer load is connected to a second point, on the power line, between the power converter and the first point,
the power converter operates on a basis of the drive command generated by the controller, and
the controller includes
a calculator to calculate an active power value and a reactive power value of a tidal power based on the voltage and on the current detected by the detector,
an active power command generator to generate a command value for an output of active power based on an active power command value supplied from an external controller disposed outside the power conversion device, and on the active power value calculated by the calculator,
a reactive power command generator to generate a command value for an output of reactive power based on a reactive power command value supplied from the external controller and on the reactive power value calculated by the calculator, and
a drive command generator to generate the drive command based on one or both of the command value for an output of active power generated by the active power command generator and the command value for an output of reactive power generated by the reactive power command generator,
the calculator calculates
the active power value of the tidal power by accumulating an active power value at a frequency of AC power of the power system and one or more active power values at respective multiplied frequencies based on the frequency, or
the reactive power value of the tidal power by accumulating a reactive power value at the frequency of the AC power of the power system and one or more reactive power values at respective multiplied frequencies based on the frequency.

US Pat. No. 10,924,034

METHOD FOR CONTROLLING A CONVERTER, CONTROL DEVICE FOR A CONVERTER AND CONVERTER

Robert Bosch GmbH, Stutt...

1. A method for controlling a converter (1) having a plurality of electrical phases, comprising the following steps:determining (S1) duty ratios for switched-on durations of pulses for pulse-width-modulated control of the electrical phases of the converter (1) in a time frame, wherein the time frame is formed by units of a PWM clock cycle (I, II) of the pulse-width-modulated control; and
adapting (S2) the switching-on points in time and switching-off points in time for the pulse-width-modulated control of the electrical phases, wherein for a first phase in a first PWM clock cycle (I) a switched-on duration is set completely at the end of the first PWM clock cycle (I) and, in a second PWM clock cycle (II) following the first PWM clock cycle (I), the switched-on duration of the first phase is set at the beginning of the second PWM clock cycle (II), wherein the first electrical phase of the converter (1) comprises an electrical phase having the largest duty ratio of the electrical phases of the converter (1), and wherein a conventional control switching takes place for one or more of the other electrical phases during the first PWM clock cycle and the second PWM clock cycle, and wherein the duty ratios of the electrical phases correspond to the duty ratios determined.

US Pat. No. 10,924,033

METHOD OF OPERATING AN INVERTER FOR EMITTER SHUNT CURRENT MEASUREMENT AND INVERTER

Schmidhauser AG, Romansh...

1. A method for operating an inverter, wherein the inverter comprises:a number of bridge arms having respective bridge connections,
wherein a respective bridge arm is electrically connected to a first intermediate circuit pole of the inverter on a first side and wherein a respective bridge arm is electrically connected to a second intermediate circuit pole of the inverter on a second side,
wherein the respective bridge arm has at least two switching means, wherein a respective bridge connection electrically connects depending on a switching state of the switching means of the bridge arm, either to the first intermediate circuit pole or to the second intermediate circuit pole, and
wherein a shunt resistor is arranged in the respective bridge arm, and the shunt resistor performs or does not perform a measurement function depending on a switching state of the switching means,
wherein the method comprises the steps of:
driving the respective switching means of the respective bridge arms using pulse width modulation with a temporally changeable duty cycle such that voltages between the bridge connections have a temporally predefined profile,
wherein the respective switching means of the respective bridge arms are driven with flat-top modulation for particular angular ranges of a respective fundamental oscillation,
wherein a respective duty cycle for the respective switching means of the respective bridge arms is selected such that, during a respective period of the pulse width modulation, at least two shunt resistors always perform their measurement function for a minimum time, and
wherein before two duty cycles for the respective switching means of the respective bridge arms undershoot a given threshold at a same time, switching is performed to a blocking operation of a lower switching means of one of the respective bridge arms.

US Pat. No. 10,924,032

INVERTER AND METHOD FOR OPERATING AN INVERTER WITH ANGLE-INDEPENDENT VARIATION OF PULSE DUTY FACTOR OF SWITCHING ELEMENTS

Schmidhauser AG, Romansh...

1. A method for operating an inverter, wherein the inverter comprises:a plurality of bridge arms, each of which has a bridge terminal,
wherein each of the bridge arms is electrically connected on a first side to a first intermediate circuit pole of the inverter and electrically connected on a second side to a second intermediate circuit pole of the inverter,
wherein each of the bridge arms comprises at least two switching elements, wherein the bridge terminal, depending upon a circuit state of the switching elements, is electrically connected either to the first intermediate circuit pole or to the second intermediate circuit pole, and
wherein a shunt resistor is arranged in each of the bridge arms,
wherein the inverter is configured to generate a rotating field frequency having multiple values including at least two non-zero frequencies;
the method comprising the steps of:
actuating the switching elements of the bridge arms via pulse width modulation with a temporally variable pulse duty factor, such that voltages between the bridge terminals show a temporally defined characteristic,
wherein the switching elements of the bridge arms are actuated with flat-top modulation for specific angular ranges of a fundamental wave,
wherein the temporally variable pulse duty factor for the switching elements of the bridge arms, immediately ahead of or immediately after the angular ranges, varies within a predefined time interval in an angularly-independent manner.

US Pat. No. 10,924,031

INTERNAL PARALLELED ACTIVE NEUTRAL POINT CLAMPED CONVERTER WITH LOGIC-BASED FLYING CAPACITOR VOLTAGE BALANCING

THE GOVERNORS OF THE UNIV...

1. An internal parallelization based single stage active neutral point clamped (IP-ANPC) converter for single-phase or multiple phases AC-DC or DC-AC power conversion, wherein a phase consists of:a low switching frequency (LSF) part; and
a plurality of high switching frequency (HSF) modules, wherein the plurality of HSF modules are modular, connected in parallel to a single output terminal, connected in parallel to the LSF part without a DC link capacitor between the LSF part and the HSF modules, and are modulated independently from each other and independently from the LSF part.

US Pat. No. 10,924,028

MULTIPLE STAGE GATE DRIVE FOR CASCODE CURRENT SENSING

Power Integrations, Inc.,...

1. A power converter, comprising:an energy transfer element coupled between an input of the power converter and an output of the power converter;
a cascode circuit coupled to the energy transfer element, the cascode circuit further configured to generate a first sense signal and a second sense signal; and
a controller coupled to control switching of the cascode circuit to transfer energy from the input of the power converter to the output of the power converter, the controller comprising:
a current sense circuit configured to generate a current limit signal and an overcurrent signal in response to the first sense signal and the second sense signal;
a control circuit configured to generate a control signal in response to the current limit signal and the overcurrent signal; and
a drive circuit comprising a multiple stage gate drive circuit configured to generate a drive signal in response to the control signal, wherein a first stage of the multiple stage gate drive circuit is configured to provide the drive signal to reduce EMI, and a second stage of the multiple stage gate drive circuit is configured to provide the drive signal to enable accurate current sensing of the cascode circuit.

US Pat. No. 10,924,027

SWITCHING POWER SUPPLY DEVICE

PANASONIC INTELLECTUAL PR...

1. A switched-mode power supply device provided with a plurality of power supply circuits that correspond to phases of a polyphase alternator, the switched-mode power supply device comprising:a switching circuit that allows switching of a phase connected to one of the plurality of power supply circuits not corresponding to a certain phase of the polyphase alternator, the switching being done between the certain phase and a phase to which the power supply circuit corresponds;
an inrush current prevention circuit that is disposed on a power supply line on a negative electrode side of the polyphase alternator and is disposed at a position closer to the polyphase alternator than a connection point at which the plurality of power supply circuits are connected to the polyphase alternator, the inrush current prevention circuit configured to prevent an inrush current;
a filter circuit disposed at a position closer to the polyphase alternator than the switching circuit and the inrush current prevention circuit are positioned relative to the polyphase alternator, the filter circuit being a circuit in which all lines for the phases are magnetically coupled to one another; and
a control circuit that controls the switching circuit and the inrush current prevention circuit, wherein
the control circuit allows initial charging of capacitors to be carried out while controlling the switching circuit such that the phase connected to the power supply circuit not corresponding to the certain phase is switched to the certain phase, and while causing the inrush current prevention circuit to function, the capacitors being capacitors that the plurality of power supply circuits respectively include, and
when the initial charging is completed, controls the switching circuit such that the phase connected to the power supply circuit not corresponding to the certain phase is switched to the phase to which the power supply circuit corresponds, and stops the inrush current prevention circuit from functioning.

US Pat. No. 10,924,026

REGENERATIVE CASCADED H BRIDGE POWER SUPPLY

Rockwell Automation Techn...

1. A power supply for use with a multi-phase AC load, the power supply comprising:a phase shifting transformer comprising a primary winding and a plurality of secondary windings magnetically coupled with the primary winding; and
a plurality of power cells, each power cell receiving an input from a respective secondary winding of the plurality of secondary windings and each outputting power to one phase of the multi-phase AC load, wherein power cells outputting power to the same phase of the multi-phase AC load are connected in series;
wherein each power cell comprising:
a rectifier comprising two switches connected in series;
two capacitors connected in series as DC link for smoothing a DC output of the rectifier; and
an inverter comprising two legs of switches, each leg comprising two switches connected in series across the DC link;
wherein a midpoint between the two capacitors is configured to receive a single-phase input from a first terminal of a respective secondary winding, a midpoint between the two switches of the rectifier is configured to receive the single-phase input from a second terminal of the respective secondary winding, and midpoints between the two switches of each leg of the inverter are configured to output power to one phase of the multi-phase AC load.

US Pat. No. 10,924,023

CONTROL CIRCUIT HAVING POWER LIMIT FOR AN AC-DC CONVERTER AND INTEGRATED CIRCUITS THEREOF

Chengdu Monolithic Power ...

1. A control circuit having power limit for controlling an AC-DC voltage converter comprising an inductive element and a controllable switch, wherein the controllable switch is coupled between the inductive element and a logic ground, the control circuit comprising:a first sensing circuit, comprising an auxiliary winding coupled to the inductive element, the first sensing circuit is configured to sense a voltage on the inductive element to generate a first sensing signal, wherein when the controllable switch is turned on, the first sensing signal is indicative of an input voltage signal of the AC-DC voltage converter, and wherein when the controllable switch is turned off, the first sensing signal is indicative of a current signal flowing through the inductive element;
a second sensing circuit, connected between the controllable switch and the logic ground, wherein when the controllable switch is turned on, the second sensing circuit is configured to sense a current flowing through the inductive element to provide a second sensing signal; and
a power limit circuit, configured to receive the first sensing signal and the second sensing signal, and further configured to generate a power indication signal based on the first sensing signal and the second sensing signal, wherein the power indication signal is indicative of an input power of the AC-DC voltage converter, and wherein when the power indication signal is larger than a power threshold, the controllable switch is turned off.

US Pat. No. 10,924,022

QUASIRESONANT FLYBACK CONVERTER

HITACHI AUTOMOTIVE SYSTEM...

1. A flyback converter, comprising:an input terminal configured to receive a DC input voltage;
a transformer comprising a primary coil connected to the input terminal and a secondary coil;
a semiconductor switch configured to switch current flow through the primary coil;
a first measurement unit configured to measure the DC input voltage;
a second measurement unit configured to measure a voltage across the semiconductor switch;
a control unit having a synchronization terminal and configured to output a switching signal to the semiconductor switch with a constant frequency in accordance with a synchronization signal input to the synchronization terminal; and
a frequency adjustment unit configured to transmit a synchronization signal to the synchronization terminal based on the DC input voltage measured by the first measurement unit and the voltage measured by the second measurement unit such that the constant frequency of the switching signal output from the control unit becomes variable, wherein the frequency adjustment unit comprises a delay unit configured to delay the DC input voltage measured by the first measurement unit and the voltage measured by the second measurement unit by a predetermined time delay.

US Pat. No. 10,924,021

CONTROL APPARATUS FOR CONTROLLING SWITCHING POWER SUPPLY

FUJI ELECTRIC CO., LTD., ...

1. A control apparatus for controlling a switching power supply during burst control that includes a switching period and a no switching period, the switching power supply includinga half bridge circuit having a first switching element on a high side and a second switching element on a low side, and
a resonance circuit connected to the half bridge circuit, the resonance circuit generating a resonance current and a ringing voltage,the control apparatus comprising:a load detecting circuit that outputs a load signal by shunting and averaging the resonance current of the resonance circuit;
an off signal generating circuit that generates a plurality of off signals for turning off the first switching element and the second switching element during the switching period;
an on signal generating circuit that obtains a number of resonance cycles of the ringing voltage in the no switching period, and generates a first pulse on signal for turning on the second switching element to restart the switching period; and
a control circuit that receives the plurality of off signals generated by the off signal generating circuit and the first pulse on signal generated by the on signal generating circuit, and generates a first control signal and a second control signal for alternating on-off control of the first switching element and the second switching element, wherein
the resonance circuit includes a resonant reactor that has a transformer with an auxiliary winding, a winding voltage being generated by the auxiliary winding;
the plurality of off signals include a first pulse off signal, a second pulse off signal and a third pulse off signal; and
the off signal generating circuit includes:
a threshold voltage generating circuit that receives a feedback voltage corresponding to a difference between an output voltage of the switching power supply and a target voltage for the output voltage, and generates a first threshold voltage and a second threshold voltage for detecting a change in the winding voltage, the second threshold voltage being higher than the first threshold voltage;
a first comparator that outputs the first pulse off signal upon detecting that the winding voltage becomes higher than the first threshold voltage;
a second comparator that outputs the second pulse off signal upon detecting that the winding voltage becomes lower than the second threshold voltage; and
a third comparator that outputs the third pulse off signal upon detecting that a voltage signal corresponding to a current produced by shunting the resonance current becomes lower than a third threshold voltage.

US Pat. No. 10,924,020

PRESTART CONTROL CIRCUIT FOR A SWITCHING POWER CONVERTER

Raytheon Company, Waltha...

1. A switching power converter comprising:an energy storage section with a primary side and a secondary side that are isolated from each other, said energy storage section responsive to a selective application of an input voltage to the primary side of the switching power converter to produce an energy that provides an output voltage on the secondary side of the switching power converter;
a switching control circuit configured to produce a waveform that has a period and a duty cycle, said duty cycle set based on a value of the output voltage, the input voltage or the energy produced by the energy storage section;
a primary switch and a synchronous rectifier switch that during normal operation switch in opposition to each other responsive to the waveform such that when the primary switch is CLOSED and the synchronous rectifier switch is OPEN the energy storage section is charging and when the primary switch is OPEN and the synchronous rectifier switch is CLOSED the energy storage section is discharging;
wherein during PRESTART operation the primary switch and the synchronous rectifier switch are responsive to the waveform such that the primary switch is held OPEN and the synchronous rectifier switch is pulsed between OPEN and CLOSED; and
a prestart control circuit that during PRESTART operation when the synchronous rectifier switch is CLOSED measures a reflected voltage on the primary side of the switching power converter that is proportionate to the output voltage on the secondary side of the switching power converter, and establishes an initial duty cycle value of the switching control circuit for normal operation using the reflected voltage.

US Pat. No. 10,924,019

ASYNCHRONOUS CLOCK PULSE GENERATION IN DC-TO-DC CONVERTERS

TEXAS INSTRUMENTS INCORPO...

1. A circuit comprising:an input terminal;
an output terminal;
a fixed frequency clock circuit configured to generate a clock signal having fixed frequency clock pulses;
a driver circuit configured to operate a switch, coupled to a switch node between the input and output terminal, in response to pulse width modulation (PWM) pulses; and
a pulse generation circuit coupled to receive a feedback voltage associated with the output terminal, the pulse generation circuit including:
a transient sensing circuit having:
an amplifier configured to amplify a difference between a reference voltage and the feedback voltage;
a high pass filter having a filter input coupled to receive the amplified difference, and a filter output; and
a sense output configured to deliver a sense signal corresponding to the filter output; and
a clock augmentation circuit coupled to the transient sensing circuit, and configured to generate an augmented clock signal for triggering the PWM pulses, wherein the augmented clock signal including the clock signal and an additional clock pulse in response to the sense signal.

US Pat. No. 10,924,017

TECHNIQUES FOR CONTROLLING A SINGLE-INDUCTOR MULTIPLE-OUTPUT SWITCHED-MODE POWER SUPPLY

QUALCOMM Incorporated, S...

1. A method for controlling a switched-mode power supply (SMPS), comprising:selecting a first output of a plurality of outputs of the SMPS based on:
a power demand associated with each of the plurality of outputs if a voltage at one of the plurality of outputs is less than a reference voltage associated with the one of the plurality of outputs, by selecting as the first output the one of the plurality of outputs having the highest power demand; and
an amount of overcharge associated with each of the plurality of outputs if the voltage at the one of the plurality of outputs is greater than the reference voltage, by selecting as the first output the one of the plurality of outputs having the lowest amount of overcharge; and
directing current across an inductive element of the SMPS to the first output based on the selection.

US Pat. No. 10,924,014

SWITCHING REGULATOR CONTROLLER DYNAMIC OUTPUT VOLTAGE ADJUSTMENT

Alpha and Omega Semicondu...

1. A controller for a switching regulator, the switching regulator configured to receive an input voltage and to generate a regulated output voltage on an output terminal for driving a load, the controller comprising:an error amplifier configured to receive a feedback voltage indicative of the regulated output voltage and a reference voltage, and to generate an error signal indicative of the difference between the feedback voltage and the reference voltage;
a loop calculator configured to generate an output signal in response to the error signal, the output signal being used by the switching regulator to generate the regulated output voltage having a voltage value related to the reference voltage; and
an output voltage adjust circuit configured to receive a sense current signal sensing a load current flowing through the load and to generate a voltage adjust signal in response to the sense current signal, the output voltage adjust circuit comprises a memory storing a current-voltage lookup table, the current-voltage lookup table containing a set of voltage values indexed to corresponding sense current signal values, the voltage values and the sense current signal values being associated with a predetermined load profile of the load and the current-voltage lookup table providing an output voltage value responsive to load current demand,
wherein the current-voltage lookup table is indexed by a value of the sense current signal to provide the output voltage value being the voltage adjust signal, the voltage adjust signal being applied to generate the reference voltage relative to a predetermined set voltage to increase or decrease the reference voltage, the reference voltage being applied to the error amplifier to generate the error signal; and
wherein the voltage adjust signal is summed with the predetermined set voltage to generate the reference voltage.

US Pat. No. 10,924,013

VOLTAGE-CONTROLLED OSCILLATOR FOR CURRENT MODE HYSTERETIC MODULATOR

Alpha and Omega Semicondu...

1. A voltage-controlled oscillator generating an output clock signal in response to an input feedback signal, the voltage-controlled oscillator comprising:an input tuning circuit coupled to a first node, the first node being coupled to receive a signal indicative of a difference between the input feedback voltage signal and a target voltage, the input tuning circuit applying tuning to modify at least a frequency response of the signal indicative of the difference to generate a first voltage signal on the first node;
a comparator having a first input terminal receiving the first voltage signal, a second input terminal receiving a voltage ramp signal having an increasing voltage value from a first voltage value being a ground voltage to a second voltage value, and an output terminal, the comparator generating an output signal on the output terminal having a first state in response to the voltage ramp signal being less than the first voltage signal and having a second state in response to the voltage ramp signal being equal to or more than the first voltage signal; and
a first logic circuit having an input terminal coupled to the output terminal of the comparator to receive the output signal of the comparator, the first logic circuit generating an output signal having a first state in response to the output signal of the comparator having the second state, the output signal of the first logic circuit being provided as the output clock signal and being applied to reset the voltage ramp signal to the first voltage value.

US Pat. No. 10,924,011

CHIP EMBEDDED POWER CONVERTERS

Faraday Semi, Inc., Irvi...

1. A power converter comprising:a printed circuit board (PCB) comprising:
a bottom side; and
a top side;
embedded circuitry that is chip-embedded into the PCB between the top side of the PCB and the bottom side of the PCB, the embedded circuitry comprising:
a driver configured to generate one or more driver signals; and
one or more switches configured to be driven by the one or more driver signals;
one or more vias extending through the top side of the PCB;
a first inductor positioned over the top side of the PCB, wherein the one or more vias are electrically coupled to the first inductor and to the embedded circuitry, and a footprint of the first inductor at least partially overlaps a footprint of the embedded circuitry;
a second inductor; and
a third inductor;
wherein the first inductor, the second inductor, and the third inductor are arranged in parallel and are driven out of phase from each other.

US Pat. No. 10,924,010

CONTROL CIRCUIT AND CONTROL METHOD FOR SWITCHING REGULATOR AND SWITCHING REGULATOR WITH THE SAME

Silergy Semiconductor Tec...

1. A control circuit for a switching regulator having a first switch, the control circuit comprising:a) a first trigger circuit configured to control a starting moment of a first type time interval in a switching period;
b) a second trigger circuit configured to control a length of said first type time interval;
c) a time regulator configured to generate an adjustment signal to regulate said length of said first type time interval by comparing a second type time interval in said switching period against a reference time; and
d) wherein said length of said first type time interval is controlled to be constant when in a first state, and said length of said first type time interval is regulated correspondingly to improve a regulation range of an output signal of said switching regulator when in a second state.

US Pat. No. 10,924,008

DEVICES, SYSTEMS, AND METHODS FOR CHARGING ELECTRIC VEHICLES

NIO USA, Inc., San Jose,...

1. A converter, comprising:a plurality of switching elements connected in series and coupled between power signal lines that receive a first voltage from an external power source;
at least one capacitance coupled between the power signal lines and coupled to the plurality of switching elements;
at least one connector including:
a first port that couples to a first battery and a first power signal line of the power signal lines;
a second port that couples to a second battery and a second power signal line of the power signal lines;
a third port coupled to an output line, the output line coupling to the first battery and the second battery; and
a resonant circuit coupled to the plurality of switching elements, a switching frequency of the plurality of switching elements being matched to a resonant frequency of the resonant circuit such that, during a charging mode that charges the first battery and the second battery, the plurality of switching elements, the resonant circuit and the at least one capacitance operate to convert the first voltage into a second voltage that is lower than the first voltage and that balances voltages of the first battery and the second battery through the first, second, and third ports.

US Pat. No. 10,924,004

AC-DC CONVERTER CIRCUIT ARRANGEMENT AND METHOD FOR OPERATING A RESPECTIVE AC-DC CONVERTER CIRCUIT ARRANGEMENT

1. An AC-DC converter circuit arrangement for supplying a load, the AC-DC converter circuit arrangement comprising:a switched-mode input converter sub-stage comprising a step-up converter configured to convert a rectified input voltage on an input side into an intermediate voltage higher than the rectified input voltage;
a switched-mode output converter sub-stage configured to convert the intermediate voltage into a direct output voltage at an output side;
a switch configured to switch both the switched-mode input converter sub-stage and the switched-mode output converter sub-stage; and
a control circuit configured to control the switched-mode output converter sub-stage to a power demand at the output side independent of the switched-mode input converter sub-stage by operating the switch with a controlled duty cycle,
wherein the control circuit is connected to the switched-mode output converter sub-stage and the output side and configured to apply a first control parameter based on a sensed output voltage and/or a sensed output current and to apply a second control parameter based on a sensed current and/or a sensed voltage of the switched-mode output converter sub-stage, and
wherein the AC-DC converter circuit arrangement is configured to automatically operate the switched-mode input converter sub-stage in a discontinuous conduction mode by operating the switch during control of the switched-mode output converter sub-stage through the control circuit.

US Pat. No. 10,924,003

SWITCHING POWER SUPPLY

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

1. A controller IC, comprising:a current detection terminal for detecting a coil current passing in a switching power supply; and
an on-timing setter configured to check for a ground short circuit at the current detection terminal when an output transistor turns off to generate an on-timing setting signal so as to turn on the output transistor,
during normal operation, at a time point that the coil current has decreased to a zero value or a value close thereto and,
during the ground short circuit, after lapse of a predetermined minimum off-period, wherein
the on-timing setter includes:
a zero-current detector configured to generate a zero-current detection signal by comparing a terminal voltage at the current detection terminal or a voltage commensurate therewith with a predetermined threshold voltage;
a timer configured to count the minimum off-period after the output transistor is turned off to generate a timer output signal; and
a selector configured to output one of the zero-current detection signal or a delayed signal thereof and the timer output signal as the on-timing setting signal according to a result of the check for the ground short circuit.

US Pat. No. 10,924,001

GATE DRIVER CONTROLLER AND ASSOCIATED DISCHARGE METHOD

TEXAS INSTRUMENTS INCORPO...

8. A method of controlling an electric motor having first, second and third motor-winding inductors coupled to an inverter circuit, the method comprising: providing energy stored in a capacitor, during motor drive operations, to the first, second and third motor-winding inductors through the inverter circuit; comparing, using at least one processor, the energy stored in the capacitor to an energy threshold; triggering, using the at least one processor, a discharge of the stored energy from the capacitor, in response to the stored energy exceeding the energy threshold, by: activating a first power transistor and a second power transistor in the inverter circuit, in a first operating mode, to dissipate a portion of the stored energy through the first and second motor-winding inductors; and activating the second power transistor and deactivating other power transistors included in the inverter circuit, in a second operating mode, to dissipate the stored energy using the second power transistor and a body diode of another power transistor in the inverter circuit; and monitoring a remainder of the stored energy to determine whether the remainder of the charge energy exceeds the energy threshold.

US Pat. No. 10,924,000

DC-DC CONVERTER WITH REDUCED RIPPLE

NOVUM engineering GmbH, ...

1. A DC/DC converter comprising:an input and an output,
a longitudinal arm arranged between the input and the output and having at least a first inductor and a first capacitor,
a first shunt arm connected across the output,
a second shunt arm having a first active semiconductor switch and a second active semiconductor switch and forming a serial circuit having two end connection points which are connected directly to respective terminals of the output, and a center connection point, wherein a terminal of the first active semiconductor switch facing away from the second active semiconductor switch is connected directly to a terminal of the first capacitor of the longitudinal arm and is connected directly to the output, and
a second inductor having a first terminal connected to a point between the first inductor and the first capacitor and a second terminal connected to the center connection point, and
a controller providing control signals to the first and second active semiconductor switches such that the first and second active semiconductor switches are activated alternately, closing the first active semiconductor switch is when the second active semiconductor switch is opened and vice versa, wherein the input and the output are interchangeable, thereby allowing bi-directional operation of the DC-to-DC converter.

US Pat. No. 10,923,999

ACTIVE POWER FILTER-BASED MODULAR MULTILEVEL CONVERTER

Zhejiang University, Han...

1. An active power filter-based modular multilevel converter, comprising six bridge-arms of three phases, each phase including an upper bridge-arm and a lower bridge-arm, each bridge-arm including a bridge-arm inductor and at least one submodule of a same structure which are connected in series, each submodule being composed of two switch power devices and a capacitor, wherein,an active power filter circuit is provided between the upper and lower bridge-arms of each phase, said circuit including two switch power devices, two submodules, a capacitor, and an inductor, wherein the upper and lower bridge-arms are connected in series by means of two submodules, which are called intermediate submodules; the two switch power devices of the active power filter circuit are connected in series and then connected in parallel to ends of the intermediate submodules which are connected in series; and the capacitor and the inductor are connected in series and then connected in parallel to two ends of the switch power device connected to the lower bridge-arm.

US Pat. No. 10,923,998

SYSTEMS AND METHODS TO HARVEST ENERGY AND DETERMINE WATER HOLDUP USING THE MAGNETOHYDRODYNAMIC PRINCIPLE

Saudi Arabian Oil Company...

1. A magnetohydrodynamic power generation system configured in a pipeline, the magnetohydrodynamic power generation system comprising:one or more permanent magnets;
three or more flow tubes configured inside the pipeline and arranged concentrically around one or more permanent magnets;
a set of electrode pairs lining each of the flow tubes and in contact with a flowing media through the pipeline, the one or more permanent magnets configured such that a magnetic field of the one or more permanent magnets extends through the electrode pairs lining each of the flow tubes causing the electrode pairs lining the flow tubes to generate power in response to the flowing media through the pipeline;
a plurality of downhole valves powered by the magnetohydrodynamic power generation system; and
a processor connected to the set of electrode pairs and the one or more permanent magnets, the processor executing a set of instructions on a non-transitory computer readable media to calculate a water holdup measurement based upon an amount of power generated by the magnetohydrodynamic power generation system.

US Pat. No. 10,923,997

LONG-STATOR LINEAR MOTOR

1. A long-stator linear motor having at least one transport vehicle and a transport path, along which the at least one transport vehicle is movably arranged in a movement direction, the long-stator linear motor comprising:the at least one transport vehicle comprising a passive part;
at least one holding structure having drive coils, on which the passive part of the at least one transport vehicle is arranged,
a guide surface running along the transport path;
a guide track running along the transport path;
the passive part having at least one first drive magnet which is arranged parallel to the guide surface, and an air gap is formed between the guide surface and the at least one drive magnet;
the at least one transport vehicle having at least one first profile member, which is arranged on the guide track and is positioned onto the guide track by a pressing force acting in a transverse direction that is normal to the movement direction and that is normal to an ascending direction also normal to the movement direction;
at least one first running member is arranged to support the passive part on the at least one holding structure against an attractive force acting between the drive magnets and the drive coils, which ensures the air gap;
the guide track being configured so that the pressing force produces a positional adjustment of the at least one transport vehicle in at least one of a positive or a negative ascending direction;
the holding structure having an auxiliary guide in at least one of divergence or convergence areas of the transport path; and
the at least one transport vehicle having at least one first auxiliary guide member which, by interacting with the auxiliary guide, delimits movement of at least on one side of the at least one transport vehicle in at least one of the positive or negative ascending direction.

US Pat. No. 10,923,996

DC MOTOR-DYNAMO

1. A DC dynamo, comprising:a central axis;
an armature apparatus with a first side and a second side opposite to each other, comprising a body and a plurality of armature coils, and wherein the body includes a central body coupled to the central axis, a peripheral body surrounding the central body and a plurality of middle bodies for connecting the central body and the peripheral body, and the peripheral body is wound by the armature coils, and the number of the armature coils is no less than 2;
a first magnetic mechanism adjacent to the first side of the armature apparatus, comprising a first central area, a first peripheral area surrounding the first central area, wherein part or whole of the first peripheral area corresponds to the armature coils, and there is a first air gap between the first magnetic mechanism and the armature coils;
a first magnetic field generator for generating a closed-loop first magnetic field between the first magnetic mechanism and the armature apparatus, wherein the first magnetic lines of flux are flowing between the first magnetic mechanism and the armature apparatus, and almost all of the first magnetic lines of flux substantially and orthogonally pass through the first air gap between each of the armature coils and the first magnetic mechanism in the same direction to drive the armature apparatus and the first magnetic field to respectively rotate along a virtual axis along the same direction as that of the central axis; and
a pair of armature electrodes with a substantially same polarity of electromotive force electrically interconnecting the armature coils and an outer system.

US Pat. No. 10,923,995

ADHESIVE LAMINATE CORE MANUFACTURING APPARATUS AND CORE LAMINATOR THEREFOR

POSCO DAEWOO CORPORATION,...

1. A core laminator of an adhesive laminate core manufacturing apparatus for integrating laminar members to pass therethrough, thereby forming laminate cores, the core laminator comprising:a heating unit heating an adhesive interposed between the laminar members, so as to integrate the laminar members in a plurality of sheets into one body and form a laminate core;
a pinch unit having a hollow shape, rotatably provided ata lower side of the heating unit, and applying lateral pressure to the laminate core for preventing the laminate core from falling rapidly;
a squeeze unit including a cylinder rotatably provided at an upper side of the heating unit, and a squeezer having a hollow shape and fixed in the cylinder, the squeezer coaxially aligning the laminar members in a straight line from above the heating unit;
a guide for guiding movement of the laminar members within the heating unit, provided in the heating unit and rotated by the pinch unit and the squeeze unit; and
a driving unit for rotation connected to the pinch unit and the squeeze unit, so as to selectively rotate the pinch unit and the squeeze unit simultaneously at the same angle;
wherein the squeeze unit applies lateral pressure to the laminar members and squeezes the laminar members, so that the laminar members pass through inside of the squeezer in the state of interference fit into the squeezer.

US Pat. No. 10,923,994

METHOD FOR PRODUCING LAMELLAE FOR A LAMELLAE PACKAGE, IN PARTICULAR FOR ELECTRICAL MACHINES AND GENERATORS, DEVICE HAVING AT LEAST ONE PUNCH PRESS, AND LAMELLAE AND LAMELLAE PACKAGE PRODUCED ACCORDING TO THE METHOD

1. A method for producing laminations for a lamination pack, the method comprising:jet cutting an entire contour of the laminations in a metal strip, with the exception of connecting points of the laminations to the metal strip, wherein the metal strip is standing still during jet cutting;
while jet cutting said entire contour of a first one of the laminations, punching at the same time a second one of the laminations with said entire contour, previously created by jet cutting, out of the metal strip by a punching tool by separating the connecting points of the second one of the laminations from the metal strip with the punching tool to separate the second one of the laminations from the metal strip; and
stacking in a stacking station the laminations, separated from the metal strip by punching, to form the lamination pack by pushing the laminations with the punching tool into the stacking station.

US Pat. No. 10,923,992

DRIVE DEVICE AND ELECTRIC POWER STEERING DEVICE USING SAME

DENSO CORPORATION, Kariy...

1. A drive device comprising:a motor having a first winding set and a second winding set housed together in one housing;
a first system including a first drive circuit connected to a first power supply and a first ground, the first system configured to control a power supply from the first power supply to the first winding set;
a second system including a second drive circuit connected to a second power supply and a second ground, the second system configured to control a power supply from the second power supply to the second winding set;
a substrate having the first drive circuit and the second drive circuit mounted thereon; and
an inter-system ground connection capacitor mounted on the substrate and configured to electrically connect the first ground of the first system with the second ground of the second system.

US Pat. No. 10,923,991

ELECTRIC MACHINE THERMAL MANAGEMENT

Ford Global Technologies,...

1. A temperature sensor assembly for an electric machine, comprising:an elongated housing including an anchor portion;
a temperature sensor disposed within the anchor portion;
a retention body extending from the elongated housing opposite the anchor portion and including spaced apart retention arms, wherein the retention arms include a first retention arm and a second retention arm spaced from the first retention arm to define a channel therebetween;
a wire guide extending from the retention body and extending along a retention arm away from the elongated housing; and
a lead wire extending from the temperature sensor and through the wire guide.

US Pat. No. 10,923,989

BRUSHLESS MOTOR FOR A POWER TOOL

1. A power tool comprising:a housing;
a Brushless Direct-Current (BLDC) motor housed inside the housing, the motor comprising:
a stator having a plurality of windings;
a rotor pivotably arranged inside the stator, the rotor having a rotor shaft, a rotor lamination stack mounted on the rotor shaft to rotate therewith, and at least one magnet;
a bearing mounted on the rotor shaft to support the rotor shaft; and
a circuit board mount including a main body disposed adjacent the stator perpendicularly to a longitudinal axis of the rotor shaft and a bearing support member extending axially from the main body of the circuit board mount around the longitudinal axis of the rotor shaft and arranged to support the bearing therein; and
a circuit board mounted on the circuit board mount and supporting a plurality of hall sensors with respect to the rotor, the plurality of hall sensors arranged around a circumference of the bearing support to magnetically sense the at least one magnet,
wherein the main body of the circuit board mount forms a first radial plane, the circuit board forms a second radial plane, and rear ends of the stator windings adjacent the mounting structure form a third radial place, and
wherein the first radial plane intersects a first portion of the bearing and the second radial plane intersects a second portion of the bearing, but the third radial plane does not intersect any portion of the bearing.

US Pat. No. 10,923,984

ELECTRIC MACHINE WITH IMPROVED DISSIPATION OF WASTE HEAT

Siemens Mobility GmbH, M...

1. An electric machine, comprising:a rotor shaft;
a rotor disposed on said rotor shaft and having a first axial end and a second axial end;
bearings supporting said rotor shaft such that said rotor together with said rotor shaft is rotatable around an axis of rotation;
a stator surrounding said rotor radially on an outside and having a first axial end and a second axial end;
a casing surrounding said stator radially on an outside;
covering elements, including a first covering element and a second covering element, disposed at said first axial end and said second axial end of said rotor and said stator, by means of said covering elements said rotor and said stator are enclosed with respect to an environment of the electric machine;
an air guide element surrounding said first covering element radially on an outside, and axially on a side facing away from said rotor and said stator;
an inner ring element surrounding said second covering element radially on an outside, and axially on a side facing away from said rotor and stator;
first cooling channels and second cooling channels running axially in said casing or between said casing and said stator;
rotor channels running axially and disposed in one of said rotor shaft or said rotor;
said casing having an air inlet radially on an outside, and via said air inlet a cooling air flow is fed to said first cooling channels; and
said first cooling channels configured to feed at least one part of the cooling air flow to said air guide element or to an interspace between said first covering element and said air guide element, said air guide element alone or in conjunction with said first covering element formed to deflect the at least one part of the cooling air flow radially to an inside, and is then fed via said rotor channels to said inner ring element or to an interspace between said second covering element and said inner ring element, said inner ring element alone or in conjunction with said second covering element formed to deflect the at least one part of the cooling air flow radially to an outside and is then fed to said second cooling channels, and said second cooling channels configured to route the at least one part of the cooling air flow axially through the electric machine, and finally escapes into the environment of the electric machine.

US Pat. No. 10,923,983

AIRCRAFT GENERATOR SYSTEMS AND HOUSINGS THEREOF

HAMILTON SUNDSTRAND CORPO...

1. A generator housing for a generator of an aircraft, the generator housing comprising:a mounting pad at a first end, the generator housing extending to a second end; and
a base arranged to connect to an electronics module;
wherein the generator housing defines a generator cavity and a flow path to supply a working fluid through the generator housing, the flow path extending between an inlet formed in the mounting pad and at least one outlet formed in the mounting pad,
wherein one or more electronics flow ports enable fluid connection between the flow path within the generator housing and the electronic module when connected and one or more inductor ports enable fluid connection between the flow path within the generator housing and one or more inductors when mounted to the generator housing.

US Pat. No. 10,923,982

ELECTRIC COMPRESSOR MOTOR HOUSING, AND VEHICLE-MOUNTED ELECTRIC COMPRESSOR EMPLOYING SAME

MITSUBISHI HEAVY INDUSTRI...

1. An electric compressor motor housing, comprising:a motor housing main body, one end thereof is an opening portion capable of coupling to a compressor housing, interior of the motor housing main body being a cylindrical space for comprising a motor;
a plurality of refrigerant passages formed around the cylindrical space in the motor housing main body in a direction of a motor axis;
an inverter accommodating portion provided in an upper portion of an outer periphery of the motor housing main body, an inverter circuit that drives the motor being accommodated and installed in an interior of the inverter accommodating portion;
compressor attachment feet provided in a plurality of locations in the upper portion and a lower portion of the outer periphery of the motor housing main body; and
a refrigerant intake port provided on a side surface on a rear end portion of the motor housing main body, the refrigerant intake port being communicated with an internal space of the motor housing main body, wherein
one or more lines of ribs are provided to protrude outward and extend in the vertical direction; and
the ribs are formed on a side surface of the motor housing so as to be connected to a bottom surface of a part protruding in a lateral direction of the inverter accommodating portion.

US Pat. No. 10,923,981

MOTOR

NIDEC CORPORATION, Kyoto...

1. A motor comprising:a rotor including a shaft centered on a vertically extending center axis;
a stator disposed radially opposite to the rotor and including a plurality of coils;
a bearing supporting the shaft;
a bus bar unit disposed on an upper side in an axial direction of the stator; and
a housing surrounding and fixing the stator; wherein
the bus bar unit includes:
a plurality of bus bars including a terminal portion connected to a lead wire drawn out from the coil; and
a bus bar holder holding the plurality of bus bars;
the terminal portion includes a slit which extends axially downward and into which the lead wire is fitted;
a width of the slit is narrower than a diameter of the lead wire;
the bus bar holder includes a protrusion protruding radially outside;
the housing includes a recess portion recessed radially outward or a radially penetrating hole portion or notch portion; and
at least a portion of the protrusion is fitted into the recess portion, the hole portion, or the notch portion.

US Pat. No. 10,923,980

MOTOR, ACTUATOR, AND MEDICAL SUPPORT ARM APPARATUS

SONY CORPORATION, Tokyo ...

1. A medical support arm apparatus, comprising:a multi joint arm that comprises a plurality of joints;
a medical tool supported on a distal end of the multi joint arm; and
an actuator provided in at least one joint of the plurality of the joints, wherein
the actuator includes a motor,
the motor includes an electrically active part, an insulating structure for the electrically active part, and at least one conductor in proximity to the electrically active part,
the insulating structure is provided with a clearance distance between the electrically active part and a first conductor of the at least one conductor and a creepage distance between the electrically active part and a second conductor of the at least one conductor, and
the clearance distance and the creepage distance are stipulated by a safety standard associated with a medical electrical equipment.

US Pat. No. 10,923,979

INSULATOR AND MOTOR INCLUDE SAME

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

1. A motor comprising:a stator on which a coil is wound;
a rotor disposed inside the stator;
a rotational shaft coupled to the rotor; and
an insulator located between the coil and the stator and including an outer circumferential surface on which the coil is wound,
wherein the insulator includes an inner guide, an outer guide, a body which connects the inner guide and the outer guide and on which the coil is wound, and a wing rotatably connected to an outer surface of the outer guide, and
a plurality of guide grooves for guiding the coil are disposed on the outer surface of the outer guide.

US Pat. No. 10,923,978

HAIRPIN WINDING ELECTRIC MACHINE

Ford Global Technologies,...

1. An electric machine comprising:a stator core defining slots;
hairpins disposed in the slots and selectively joined at connections to form windings; and
a U-shaped jumper having spaced legs interconnected by a U-portion, the legs being attached to a pair of the hairpins at a location radially outboard of the slots such that the U-portion faces the core, wherein a terminal lead of the windings radially extends between the legs.

US Pat. No. 10,923,977

SURGICAL INSTRUMENT MOTOR WITH INCREASED NUMBER OF WIRES PER PHASE SET AND INCREASED FILL FACTOR AND CORRESPONDING MANUFACTURING METHOD

Medtronic Xomed, Inc., J...

10. A method of manufacturing a motor for a surgical instrument, the method comprising:wrapping a first set of wires on a first and second set of pins to form a first coil in a first phase set;
wrapping the first set of wires on the first and second sets of pins to form a second coil in the first phase set;
removing the first set of pins from a rod;
compressing a first portion of the first and second coils of the first phase set and thereafter removing the second set of pins from the rod;
compressing a second portion of the first and second coils of the first phase set and thereafter inserting the first and second coils of the first phase set into a sleeve; and
compressing the sleeve and the first and second coils of the first phase set.

US Pat. No. 10,923,976

ROTOR OF ROTATING ELECTRICAL MACHINE AND ASSOCIATED FABRICATION PROCESS

1. A rotor of a rotary electric machine, comprising:a body comprising a cylindrical central core and a circumferential plurality of arms extending radially out from the cylindrical central core, the body being mounted with an ability to move about an axis of rotation;
a coilset produced by windings of turns and forming at least one series of coils,
a coil comprising a predetermined number of turns around at least two arms of the body, two adjacent coils of a series being angularly offset from one another with a partial overlap; and
at least one additional retaining turn wound around at least two arms of which at least one is common to the arms around which is wound the last coil, situated radially outermost, of at least one series and of which at least one is distinct from the arms around which the said last coil is wound, so that the at least one additional retaining turn partially overlaps the turns of the said last coil,
wherein the rotor comprises two series of coils arranged at 180° with respect to one another and with respect to the axis of rotation,
wherein the two series of coils each comprises the at least one additional retaining turn, and each of the at least one additional retaining turn extends from one series of the two series of coils to the other series of the two series of coils.

US Pat. No. 10,923,975

LAMINATED ROTOR WITH IMPROVED MAGNET ADHESION AND METHOD OF FABRICATING

REGAL BELOIT AMERICA, INC...

9. A method of fabricating a moisture resistant rotor sleeve, said method comprising:providing a sleeve formed from a plurality of stacked laminations, the sleeve having an outer periphery, an inner periphery, and spaces between adjacent laminations;
applying an adhesive layer to the outer periphery of the sleeve;
coupling at least one permanent magnet to the adhesive layer; and
applying a sealant in the spaces between adjacent laminations and to the inner periphery to form a sealed sleeve, wherein the outer periphery of the sealed sleeve is free of sealant, wherein the sealant facilitates sealing the spaces between adjacent laminations to prevent fluid from reaching the adhesive layer by traveling through the spaces of the sleeve between the inner periphery and the outer periphery.

US Pat. No. 10,923,974

ROTOR CORE, ROTOR AND MOTOR

NIDEC CORPORATION, Kyoto...

1. A rotor core comprising:a first laminate steel plate and a second laminate steel plate extending in a radial direction with respect to a central axis;
the first laminate steel plate includes:
a first base portion positioned on a radially outer side of the central axis; and
a plurality of pieces separately positioned on a radially outer side of the first base portion with penetrating portions therebetween, and disposed at predetermined intervals in a circumferential direction;
the second laminate steel plate includes:
a second base portion positioned on the radially outer side of the central axis; and
annular portions separately disposed on a radially outer side of the second base portion with penetrating portions therebetween, and extending in the circumferential direction; wherein
a plurality of the first laminate steel plates and at least one of the second laminate steel plate are laminated in an axial direction; and
in an angular region with respect to the central axis between the pieces adjacent to each other in the circumferential direction, one of the first base portion and the second base portion includes protruding portions protruding radially outward from an outer edge portion thereof, and the other of the first base portion and the second base portion includes recessed portions recessed radially inward from an outer edge portion thereof.

US Pat. No. 10,923,970

ROTARY ELECTRIC MACHINE HAVING MAGNETIC FLUX SUPPLIED FROM A FIELD COIL

EXEDY CORPORATION, Neyag...

1. A brushless winding field type rotary electric machine positioned between a rotary member and a stationary case, comprising:a stator held in the stationary case and internally equipped with an AC coil for generating a rotating magnetic field by an AC current;
a field core held in the stationary case and internally equipped with a field coil excited by a DC current;
a rotor disposed around an outer periphery of the rotary member and held so as to be rotatable with respect to the stator and the field coil;
a first air gap formed between the stator and the rotor, the first air gap being configured to deliver a magnetic flux between the stator and the rotor; and
a second air gap formed between the field core and the rotor, the second air gap being configured to deliver a magnetic flux between the field coil and the rotor, wherein
the field coil of the field core is disposed in parallel with the rotor in an axial direction of a rotation shaft of the rotary member via the second air gap,
the second air gap has an inclined section inclined with respect to the axial direction of the rotation shaft between the field core and at least a radially outside portion of a portion on a field core side of the rotor so that the radially outside portion of the rotor is positioned on a radially outer side of the field core, and
the first air gap and the second air gap are disposed without overlapping each other as viewed along a radial direction.

US Pat. No. 10,923,969

MOLDED CORE ASSEMBLIES FOR A MOTOR-GENERATOR

GM Global Technology Oper...

1. An assembly for a motor-generator, the assembly comprising:preform windings including a first end, a second end, and a plurality of in-slot portions, the plurality of in-slot portions extending from the first end to the second end; and
a molded core including a plurality of slots, each of the plurality of slots including a respective in-slot portion of the plurality of in-slot portions disposed therein, each of the plurality of slots including a wall conforming to an outer profile of the respective in-slot portion;
wherein the molded core is a molded stator core, the assembly further comprises at least one of a housing or a portion of a stator-mounting assembly, the at least one of the housing or the portion of the stator-mounting assembly is a portion of a mold used to form the molded stator core.

US Pat. No. 10,923,968

COMBINED WIRELESS CHARGING AND POSITION TRACKING

MediaTek Inc.

1. A method, comprising:operating in a first mode to effect wireless charging via at least a first coil of a plurality of coils of an apparatus; and
operating in a second mode to effect position tracking via at least a second coil of the plurality of coils of the apparatus,
wherein the operating in the second mode comprises wirelessly radiating electromagnetic (EM) waves via multiple coils of the plurality of coils, including the second coil, as a beacon station to track a position of a sensor with time-division multiplexing (TDM), frequency-division multiplexing (FDM) or code-division multiplexing (CDM).

US Pat. No. 10,923,967

SYSTEM AND A METHOD FOR DETERMINING A RELATIVE POSITION AND/OR ORIENTATION BETWEEN A PRIMARY AND A SECONDARY WINDING STRUCTURE

Bombardier Primove GmbH, ...

1. A system for determining a relative position and/or orientation between a primary winding structure and a secondary winding structure of a system for inductive power transfer, wherein the system comprises at least one secondary-sided transmitting unit, wherein a positioning signal with a positioning frequency is transmittable by the secondary-sided transmitting unit, wherein the system comprises at least one primary-sided receiving unit, wherein a signal portion of the received signal with the positioning frequency is determinable, wherein the relative position and/or orientation is determinable depending on the determined signal portion, wherein the relative position and/or orientation is determined by a primary-sided control unit, wherein information on the relative position and/or orientation determined by the primary-sided control unit are communicated to the secondary side, wherein the signal received by the primary-sided receiving unit comprises multiple signal portions, wherein one of said signal portions corresponds to the received positioning signal generated by the transmitting unit, wherein determination of the signal portion with the positioning frequency comprises a first step where the positioning frequency is determined and a second step where the corresponding signal portion is determined.

US Pat. No. 10,923,966

COIL STRUCTURES FOR ALIGNMENT AND INDUCTIVE WIRELESS POWER TRANSFER

CHARGEDGE, INC., Fremont...

1. A coil structure for wireless power transfer comprising:a ferrite core; and
at least two coils wound around the ferrite core, the at least two coils located symmetrically about a geometric center of the ferrite core,
the at least two coils wound in such a way that when a first current flows in a first spatial direction in one of the at least two coils a second current flows in a second spatial direction in the other one of the at least two coils, the second spatial direction being opposite to the first spatial direction.

US Pat. No. 10,923,965

SUPPORTER

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

1. A supporter comprising:a housing including a transmission coil to wirelessly transmit power; and
a fixing member disposed to face a side surface of the housing and fixing a wireless terminal when the wireless terminal is supported,
wherein the side surface of the housing is disposed to face the transmission coil and support the wireless terminal to stand up,
wherein the fixing member comprises a first support, a second support, and a pressing part,
wherein the first support and the second support are branched from the pressing part in a first direction,
wherein the first support and the second support are spaced apart from each other, and the first support and the second support get closer to each other in a second direction such that an opening is formed by the pressing part, the first support and the second support,
wherein the first support includes a first upper portion, a first middle portion and a first lower portion of the first support, the first support extends in the first direction from the first upper portion at the pressing part to the first lower portion, and the first middle portion of the first support is between the first upper portion and the first lower portion, and
the second support includes a second upper portion, a second middle portion and a second lower portion of the second support, the second support extends in the first direction from the second upper portion at the pressing part to the second lower portion, and the second middle portion of the second support is between the second upper portion and the second lower portion,
wherein a diameter, in a second direction, of the opening between the first middle portion of the first support and the second middle portion of the second support is a first distance, wherein a distance in the second direction between the first lower portion of the first support and the second lower portion of the second support is a second distance, and
wherein the first distance is greater than the second distance.

US Pat. No. 10,923,963

FOREIGN OBJECT DETECTION APPARATUS AND WIRELESS CHARGING SYSTEM INCLUDING THE SAME

LG ELECTRONICS INC., Seo...

1. A foreign object detection apparatus, comprising:a plurality of object sensing devices positioned between a transmission pad and a reception pad of a wireless charging system; and
a detection circuit configured to determine whether a foreign object is present between the transmission pad and the reception pad based on data received from the plurality of object sensing devices,
wherein each of the plurality of object sensing devices includes
a first coil unit wound with a first coil in a first direction, and
a second coil unit wound with a second coil in a second direction different from the first direction,
wherein the first coil unit and the second coil unit overlap each other,
wherein an arrangement pattern of the plurality of object sensing devices is determined based on a shape of the transmission pad,
wherein each of the plurality of object sensing devices includes a first object sensing device and a second object sensing device alternately disposed with the first object sensing device, and
wherein the second object sensing device is disposed in a line with the first object sensing device, the first object sensing device is disposed such that the first coil unit is deposited on the second coil unit, and the second object sensing device is disposed such that the second coil unit is deposited on the first coil unit.

US Pat. No. 10,923,962

POWER TRANSMISSION DEVICE NON-CONTACT POWER FEEDING SYSTEM WITH DETECTION CIRCUIT TO DETECT CURRENT AMPLITUDE IN TRANSMISSION-SIDE COIL

ROHM CO., LTD., Kyoto (J...

1. A power transmission device which can transmit power to a power reception device by a magnetic field resonance method, the power transmission device comprising:a power transmission-side resonant circuit comprising a power transmission-side coil that transmits the power;
a power transmission circuit structured to supply an alternating current voltage to the power transmission-side resonant circuit;
a detection circuit structured to detect an amplitude of a current flowing through the power transmission-side coil;
a control circuit structured to perform power transmission control on the power by controlling the power transmission circuit; and
a memory,
wherein the control circuit is structured such that, when the power is transmitted, the control circuit monitors whether or not an amplitude detection value of the detection circuit falls outside a predetermined range so as to control whether or not the continuation of the power transmission is allowed;
wherein an upper limit value and a lower limit value of the predetermined range is previously set and stored in the memory;
wherein the lower limit value is stored in the memory based on the amplitude detection value obtained in predetermined initial setting processing;
wherein the power reception device comprises: a power reception-side resonant circuit comprising a power reception-side coil that receives the power; and a change/short circuit which changes a resonant frequency of the power reception-side resonant circuit from a resonant frequency when the power is received or short-circuits the power reception-side coil before the reception of the power,
wherein the control circuit comprises: a first processing portion which controls the power transmission circuit such that in a state where the power reception device changes the resonant frequency of the power reception-side resonant circuit or short-circuits the power reception-side coil according to a signal provided by communication from the power transmission device, a predetermined test magnetic field is generated in the power transmission-side coil before the transmission of the power; a second processing portion which determines, based on the amplitude detection value of the detection circuit when the test magnetic field is generated, whether or not the power transmission can be performed; and a third processing portion which realizes the power transmission by controlling the power transmission circuit such that after it is determined that the power transmission can be performed, a power transmission magnetic field larger than the test magnetic field is generated in the power transmission-side coil;
wherein the detection circuit is configured to detect the amplitude through processing which amplifies a signal indicating the amplitude of the current flowing through the power transmission-side coil;
wherein an amplification factor when the power transmission magnetic field is generated in the power transmission-side coil is smaller than an amplification factor when the test magnetic field is generated in the power transmission-side coil; and
wherein, in the initial setting processing, the test magnetic field is generated in the power transmission-side coil.

US Pat. No. 10,923,961

WIRELESS POWER TRANSMITTING UNIT, WIRELESS POWER RECEIVING UNIT, AND CONTROL METHODS THEREOF

Samsung Electronics Co., ...

1. A control method of a wireless power receiver, the control method comprising:wirelessly receiving a first power from a wireless power transmitter;
based on the received first power, loading a first communication stack stored in a first memory inside a communication module of the wireless power receiver;
establishing a communication connection with the wireless power transmitter based on the first communication stack;
wirelessly receiving a second power from the wireless power transmitter;
based on a residual capacity of a battery of the wireless power receiver exceeding a minimum power threshold according to the received second power, determining to re-initialize the communication connection with the wireless power transmitter;
based on the determining to re-initialize the communication connection with the wireless power transmitter, transmitting a message including a time period required to complete at least one procedure for re-initializing the communication connection with the wireless power transmitter;
re-initializing the communication connection with the wireless power transmitter while wirelessly receiving the second power;
after re-initializing the communication connection, loading a second communication stack stored in a second memory outside the first memory of the communication module of the wireless power receiver; and
establishing, the communication connection with the wireless power transmitter based on the second communication stack.

US Pat. No. 10,923,960

RESONANT FREQUENCY POWER GENERATOR

1. A power generator, comprising:a base;
a magnet suspended within the base through one or more flexible connectors; and
a coil disposed around the magnet;
wherein the magnet and one or more flexible connectors are configured to vibrate under the influence of a magnetic field generated by a speaker coil; and
wherein the vibration of the magnet generates electrical power with the coil.

US Pat. No. 10,923,957

WIRELESS POWER TRANSFER SYSTEM

The University of Hong Ko...

1. An inductive-capacitive (LC) coil-resonator device, comprising:a first LC coil resonator;
a second LC coil resonator; and
a shaft connected to a center of the first LC coil resonator and a center of the second LC coil resonator,
wherein each of the first LC coil resonator and the second LC coil resonator comprises:
an insulating disc;
a non-conductive substrate layer, with dielectric characteristics, embedded in the insulating disc;
a top planar and spiral conductive track forming a coil and disposed on a top surface of the substrate layer and embedded in the insulating disc;
a bottom planar and spiral conductive track forming a coil and disposed on a bottom surface of the substrate layer and embedded in the insulating disc, the bottom planar and spiral conductive track being parallel to the top planar and spiral conductive track; and
a via directly connecting the bottom planar and spiral conductive track to the top planar and spiral conductive track to form a single equivalent inductor,
wherein the first LC coil resonator is physically spaced apart from the second LC coil resonator.

US Pat. No. 10,923,956

INDUCTIVE POWER TRANSMITTER

Apple Inc., Cupertino, C...

1. An inductive power transmitter comprising:a converter configured to generate at least two object detection signals at substantially different frequencies,
at least one transmitting coil configured to generate a magnetic field based on the object detection signals, and
a controller configured to determine or measure circuit parameter(s) in relation to the coil to determine the inductance of the coil at each of the frequencies, and determine whether or what kind of object is present depending on a change in inductance between each of the frequencies;
wherein a determination whether an object is present is based on whether the change in inductance is under or over a threshold and a foreign object is determined present if the absolute change in inductance is over a threshold.

US Pat. No. 10,923,955

WIRELESS POWER SYSTEM WITH RESONANT CIRCUIT TUNING

Apple Inc., Cupertino, C...

1. A wireless power transmitting device configured to transmit wireless power to a wireless power receiving device through a charging surface, comprising:a plurality of wireless power transmitting coils of a common shape;
a capacitor coupled to each of the wireless power transmitting coils to form respective resonant circuits;
inverter circuitry coupled to the resonant circuits; and
control circuitry configured to use the inverter circuitry to transmit wireless power signals with at least one of the wireless power transmitting coils, wherein:
the wireless power transmitting coils are arranged in a plurality of layers under the charging surface, and
the capacitors coupled to wireless power transmitting coils in different layers have different capacitances configured to produce a same open-circuit voltage at a rectifier output within the wireless power receiving device.

US Pat. No. 10,923,954

WIRELESS POWER RECEIVER WITH A SYNCHRONOUS RECTIFIER

Energous Corporation, Sa...

1. A wireless power receiver, comprising:at least one radio frequency (RF) antenna configured to generate an alternating current (AC) waveform from received RF waves; and
a field effect transistor (FET) comprising:
a source terminal configured to be electrically coupled to ground;
a drain terminal electrically coupled to the at least one RF antenna, and configured to receive the AC waveform generated by the at least one RF antenna; and
a gate terminal configured to be driven by a feed-forward signal tapped from the AC waveform generated by the at least one antenna, wherein the feed-forward signal is configured to bias the FET such that:
during a first bias condition where the AC waveform has a positive polarity, the FET operates as an open switch that causes a load to receive a direct current (DC) waveform that is outputted by the drain terminal, and
during a second bias condition where the AC waveform has a negative polarity, the FET operates as a closed switch that causes a capacitor to receive the DC waveform,
wherein the FET is configured to operate as a rectifier and convert the AC waveform to the DC waveform.

US Pat. No. 10,923,953

RECEIVED WIRELESS POWER REGULATION

Apple Inc., Cupertino, C...

1. An inductive power receiver for an inductive power transfer system comprising:a power pick up stage including a receiving coil for receiving power transmitted by a transmitter;
a load stage having a rectifier coupled to the power pick up stage;
a power regulation stage configured to provide a series voltage coupled between the power regulation stage and the rectifier, the series voltage being free to vary independently from an output voltage across a load coupled to the load stage, wherein the series voltage switches between at least a first amplitude that adds to a voltage associated with the power pick up stage and a second amplitude that is different from the first amplitude and subtracts from the voltage associated with the power pick up stage; and
a controller configured to control series voltage provided by the power regulation stage to regulate the power delivered to the load stage.

US Pat. No. 10,923,949

WIRELESS POWER SUPPLY DEVICE AND ELECTRICAL EQUIPMENT

Tyco Electronics (Shangha...

1. An electrical equipment, comprising: a carrier selectively mountable in a plurality of different positions within an interior space of the electrical equipment and having a load; and a wireless power supply device adapted to supply power to the load, including: a plurality of transmitting coil assemblies mounted at the plurality of different positions within the electrical equipment, each of the transmitting coil assemblies having a cylindrical transmitting coil and a cylindrical magnetic core disposed inside of the transmitting coil; a first circuit board mounted within the electrical equipment, the transmitting coils of the plurality of the transmitting coil assemblies are connected in parallel to the first circuit board; a plurality of control switches disposed at the plurality of different positions within the electrical equipment and configured to switch on and off the transmitting coils of the plurality of transmitting coil assemblies, each control switch connected in series between one transmitting coil and the first circuit board, and after the carrier is mounted at the one position of the plurality of different positions, the carrier presses the control switch provided at the one position to switch the control switch to a closed state; a single receiving coil assembly mounted on the carrier and having a single receiving cylindrical coil and a single second magnetic core having a hollow cylindrical shape, the single receiving coil assembly configured to receive one of the plurality of transmitting coil assemblies through an internal space thereof in a direction of insertion of the carrier into the electrical equipment as the carrier is mounted in one of the plurality of positions within the electrical equipment, the transmitting coil mounted at one position of the plurality of different positions is disconnected by switching off the control switch provided at the one position before the carrier is mounted at one position, and the transmitting coil mounted at the one position of the plurality of different positions is connected by switching on the control switch provided at the one position after the carrier is mounted at the one position, such that the single receiving coil is electromagnetically coupled with the transmitting coil at the one position; and a second circuit board mounted on the carrier, the single receiving coil being electrically connected to the second circuit board.

US Pat. No. 10,923,947

DIRECT CURRENT UNINTERRUPTIBLE POWER SUPPLY WITH CLOUD SERVER AND RELATED METHODS

SMART CHARGING TECHNOLOGI...

1. An uninterruptible power supply (UPS) system comprising:a direct current (DC) UPS comprising
a battery power source configured to provide a battery DC power signal,
an alternating current to direct current (AC-DC) converter configured to convert a grid AC power signal to a first DC power signal,
a first switch having a first terminal directly coupled downstream from said AC-DC converter and a second terminal,
a second switch having a first terminal coupled to said battery power source and a second terminal directly coupled to said second terminal of said first switch,
a plurality of first DC outputs coupled to said first switch and configured to provide the battery DC power signal or the first DC power signal to a corresponding plurality of first loads,
a plurality of first load controllers each coupled between respective ones of said plurality of first DC outputs and said first switch, and
a controller coupled to said first and second switches, and said plurality of first load controllers, said controller configured to switch between a first mode where the first DC power signal is supplied to said plurality of first load controllers, and a second mode where the battery DC power signal is supplied to said plurality of first load controllers; and
a cloud application server in communication with said DC UPS and configured to cause said controller to disable and enable said plurality of first load controllers.

US Pat. No. 10,923,946

HYBRID BACKUP POWER SUPPLY SYSTEM

Bendix Commercial Vehicle...

1. A backup power supply system for an electrical load, comprising:at least one supercapacitor;
a battery; and,
a power supply controller configured to
determine whether an output of a primary power supply for the electrical load meets a first predetermined condition;
determine, when the output of the primary power supply does not meet the first predetermined condition, a level of current required by the electrical load;
provide current to the electrical load from the at least one supercapacitor if the level of current required by the electrical load meets a second predetermined condition; and,
provide current to the electrical load from the battery if the level of current required by the electrical load does not meet the second predetermined condition until an output of the battery meets a third predetermined condition and thereafter provide current to the electrical load from the at least one supercapacitor.

US Pat. No. 10,923,945

MARK AND HOLD SYSTEM AND METHOD

Microsemi P.O.E Ltd., Ho...

1. A power sourcing equipment comprising:a main power source switchably coupled to an output port;
a mark power source switchably coupled to the output port, a voltage output by said mark power source less than a voltage output by said main power source;
a port resistance presented across the output port, a first side of said main power source coupled to a first side of said mark power source, a first end of said port resistance and said output port;
a control circuitry; and
a current source coupled to said output port, coupled to a second end of said port resistance and arranged to draw current through said port resistance and said output port responsive to said control circuitry,
said control circuitry arranged to:
detect a connected powered device;
couple said main power source to the output port responsive to detection of the connected powered device;
couple a second side of said mark power source to the output port and to said second end of said port resistance;
decouple said main power source from the output port;
enable said current source; and
responsive to a voltage across said port resistance being above a predetermined value responsive to said enabled current source, cease power supply to the output port from said mark power source.

US Pat. No. 10,923,944

METHODS, SYSTEMS AND DEVICES FOR MANAGING BATTERIES OF UNINTERRUPTIBLE POWER SUPPLIES (UPSS) AND RELATED EXTERNAL BATTERY MODULES (EBMS)

Eaton Intelligent Power L...

1. A system for providing power, the system comprising:an uninterruptible power supply (UPS) coupled to a first power source, the UPS including at least one battery therein; and
at least one external battery module (EBM) coupled to the UPS and a second power source, the second power source being different and separate from the first power source,
wherein each of the at least one EBMs comprises:
a communication circuit configured to communicate with the UPS and/or other EBMs;
at least one battery string; and
a battery charger coupled to the at least one battery string and the at least one battery in the UPS,
wherein the communication circuit is configured transmit a communication from the at least one EBM to the UPS when power from the second power source is removed;
wherein the UPS is configured to turn the battery charger on responsive to the communication indicating that power from the second power source has been removed; and
wherein the battery charger is configured to charge the at least one battery string of the at least one EBM and the at least one battery in the UPS until power is restored to the second power source.

US Pat. No. 10,923,943

BATTERY POWERED DEVICE WITH PRE-POWERED CIRCUIT

STL TECHNOLOGY CO., LTD.,...

1. A battery powered device, which is used for providing a power to a system device, the battery powered device comprising:a battery pack consisted of a plurality of batteries;
at least one switch connected between the battery powered device and the system device;
a power management chip, connected to the switch, used for controlling the turning on or the turning off of the switch according to an operation mode of the power management chip; and
a pre-powered circuit including an input, an output, and a buck and current-limiting module, wherein the input is connected between the switch and the battery pack, the output is connected between the switch and the system device, the buck and current-limiting module comprises at least one zener diode and at least one current limiting resistor in series with each other between the input and the output;
when the power management chip is operated in a normal operation mode, the switch is configured to be turned on by the controlling of the power management chip, the battery pack is configured to power the system device via the switch and the pre-powered circuit; when the power management chip is operated in a standby operation mode, the switch is configured to be turned off by the controlling of the power management chip, the battery pack is configured to power the system device via the pre-powered circuit.

US Pat. No. 10,923,942

ACTIVATION OF ELECTRONIC DEVICES

Rheon Labs Ltd, London (...

1. A wearable item comprising:an apparatus, the apparatus comprising:
a battery encapsulated within a sealed enclosure;
an electronic device encapsulated within the sealed enclosure, wherein the electronic device is initially in a deactivated state;
a power control circuit encapsulated within the sealed enclosure and electrically connected to the electronic device; and
a loop of conductive medium connected to the power control circuit,
wherein at least a portion of the loop of conductive medium passes out of and back into the sealed enclosure,
wherein, the power control circuit is configured to cause activation of the electronic device in response to severing of the at least portion of the loop of conductive medium that is outside of the sealed enclosure, and
wherein the wearable item comprises one or more of:
a hip protector,
body armor,
back protector,
limb protector,
a glove,
a helmet,
a jacket,
a sports garment,
an activity monitoring garment,
a sensor equipped garment,
personal protective equipment, or
a medical device.

US Pat. No. 10,923,941

SYSTEMS AND METHODS FOR UNIVERSAL SERIAL BUS (USB) POWER DELIVERY WITH MULTIPLE CHARGING PORTS

Leviton Manufacturing Com...

1. A universal serial bus (USB) charging system configured to charge a plurality of electronic devices, the USB charging system comprising:a power supply including a plurality of power converters and a plurality of power supply outputs electrically coupled to the plurality of power converters, respectively, each of the plurality of power converters configured to convert an input voltage to a plurality of different output voltages;
a plurality of charging ports electrically coupled to the plurality of power supply outputs, respectively, each of the plurality of charging ports configured to connect to, and provide an output voltage selected from the plurality of different output voltages to, an electronic device;
a controller in electrical communication with the power supply and the plurality of charging ports, the controller comprising:
one or more processors;
a single master controller in electrical communication with the plurality of charging ports; and
a memory having stored thereon instructions which, when executed by the one or more processors, cause the controller to:
communicate information regarding the plurality of different output voltages from the single master controller to first and second electronic devices via respective first and second charging ports of the plurality of charging ports;
receive, via the respective first and second charging ports, information regarding first and second output voltages selected from the plurality of different output voltages by the respective first and second electronic devices; and
control the power supply to provide the selected first output voltage to the first electronic device and to provide the selected second output voltage to the second electronic device; and
a first power delivery (PD) controller integrated circuit (IC) and a second PD controller IC, the first and second PD controller ICs electrically coupled to the single master controller and configured to selectively disable transmission of electrical energy to corresponding charging ports,
wherein the first PD controller IC is not directly connected with the second PD controller IC.

US Pat. No. 10,923,940

CHARGER POWER SUPPLY PERFORMING CONSTANT-CURRENT AND CONSTANT-VOLTAGE CHARGING PROCESS SUCCESSIVELY AND METHOD FOR CONTROLLING THE SAME

SILERGY SEMICONDUCTOR TEC...

1. A method for controlling a charger power supply comprises:performing a constant-current charging process by selecting a second output signal from a current feedback loop as a compensating signal, wherein said constant-current charging process includes a plurality of first time periods during which a first output current is provided and a plurality of second time periods during which a second output current is provided, alternately, and said first and second time periods in each cycle are preset time periods, and said second output signal is obtained by comparing said first output current with a second reference voltage in said plurality of first time periods and comparing said second output current with a third reference voltage in said plurality of second time periods; and
performing a constant-voltage charging process by selecting a first output signal from a voltage feedback loop as said compensating signal when said first output signal is smaller than said second output signal, wherein said first output signal is obtained by comparing an output voltage of a charging power source with a first reference voltage,
wherein said first reference voltage has a compensation value which corresponds to a difference between a first voltage corresponding to a first output voltage during said plurality of first time periods and a second voltage corresponding to a second output voltage during said plurality of said time periods, so that both a time point for switching from said constant-current charging process to said constant-voltage charging process and a value of said output voltage in said constant-voltage charging process are determined by said compensation value of said first reference voltage to compensate a voltage drop generated by line equivalent resistance and battery internal resistance.

US Pat. No. 10,923,939

WIRELESS POWER TRANSMITTER AND RECEIVER

LG ELECTRONICS INC., Seo...

1. A wireless power transmitter for transferring power to a wireless power receiver, the wireless power transmitter comprising:a coil assembly including a plurality of coils;
a power conversion unit configured to convert an input direct current (DC) into an alternating current (AC) for driving the coil assembly; and
a communication/control unit configured to communicate with the wireless power receiver and control an amount of power to be transferred to the wireless power receiver using the coil assembly,
wherein the plurality of coils are arranged in first and second directions, and
wherein each of the plurality of coils:
has a substantially rectangular frame structure having a through hole at a center, and
is arranged so that at least portion of the each coil overlaps, in a plane, with a neighboring coil in the first and second directions.

US Pat. No. 10,923,937

CHARGING SYSTEM FOR ECO-FRIENDLY VEHICLE AND CHARGE CONTROL METHOD USING THE SAME

Hyundai Motor Company, S...

1. A charging system for an eco-friendly vehicle, comprising:a power supply unit configured to provide power for charging an automotive battery;
a charging unit including a motor and an inverter connected with the motor, and configured to charge the battery by being supplied with power from the power supply unit;
one or more relays connecting the power supply unit and the battery to each other; and
a controller configured to move a rotor of the motor to a predetermined reference position before charging the battery.

US Pat. No. 10,923,936

VIRTUAL BATTERY MANAGEMENT

International Business Ma...

1. A computer-implemented method, comprising:gathering battery factors from a plurality of devices;
generating a priority level for each of the devices;
generating device battery metrics for each of the devices;
monitoring device usage patterns;
generating priority management rules for the plurality of devices based at least in part on the battery factors, priority levels, device battery metrics, and device usage patterns;
generating a shared virtual battery reading for the plurality of devices based at least in part on a weighted average of the battery factors for each device;
identifying a source device and at least one destination device from the plurality of devices based on the priority management rules; and
initiating a wireless charging event between the source device and the at least one destination device based at least in part on the priority management rules.

US Pat. No. 10,923,935

CHARGING APPARATUS, A VEHICLE INCLUDING SAME, AND A METHOD FOR CONTROLLING A CHARGING APPARATUS

HYUNDAI MOTOR COMPANY, S...

1. A charging apparatus for charging a terminal using a battery for a vehicle, the charging apparatus comprising:a controller configured to check a voltage state of the vehicle battery, and determine whether or not the vehicle battery is capable of being charged; and
a charging portion configured to charge the terminal in a high-speed charging mode or in a general charging mode when the battery voltage checked by the controller is equal to or higher than a predetermined voltage,
wherein the high speed charging mode provides a higher charging voltage to the terminal than the general charging mode,
wherein the controller is configured to determine whether the terminal is capable of being charged at high speed such that the terminal is charged in the high-speed charging mode or in the general charging mode according to a charging specification of the terminal,
wherein, when the terminal is incapable of being charged at high speed, the charging portion is configured to provide the terminal with a voltage and current needed for the general charging mode such that the terminal is charged in the general charging mode,
wherein, when the voltage of the vehicle battery is less than a second reference voltage during the general charging mode of the terminal, the controller is configured to stop charging of the terminal,
wherein the controller is configured to count a charging stop time of the terminal, and
wherein, when the counted charging stop time of the terminal is longer than a predetermined time, the controller is configured to check a voltage state of the vehicle battery and determine whether or not the terminal is capable of being charged.

US Pat. No. 10,923,933

POWER STATION

Nanjing Chervon Industry ...

1. A power station, comprising:an adaptor having an electrical energy input interface for receiving electrical energy from a power supply device, the adaptor comprising:
a housing;
a protecting frame provided outside of the housing;
an electrical energy storage unit; and
an electrical energy output port unit disposed on the housing, the electrical energy output port unit comprising:
at least one AC output port adapted to output an alternating current; and
at least one DC output port adapted to output a direct current;
a charging or charging regulator unit configured to couple the electrical energy input interface to the electrical energy storage unit and to charge the electrical energy storage unit with the electrical energy received from the electrical energy input interface;
a discharging or discharging regulator unit configured to couple the electrical energy storage unit to the electrical energy output port unit, the discharging or discharging regulator unit comprising:
a first AC discharging regulator provided between the electrical energy storage unit and the at least one AC output port and configured to receive the electrical energy from the electrical energy storage unit and selectively transmit the electrical energy supplied by the electrical energy storage unit to the at least one AC output port; and
a second DC discharging regulator provided between the electrical energy storage unit and the at least one DC output port and configured to receive electrical energy from the electrical energy storage unit and selectively transmit the electrical energy supplied by the electrical energy storage unit to the at least one DC output port; and
a control or control circuit unit comprising a charging control module and a discharging control module,
wherein the charging control module is coupled to the charging or charging regulator unit for performing charging control of the charging or charging regulator unit;
wherein the discharging control module is coupled to the discharging or discharging regulator unit for performing discharging control of the discharging or discharging regulator unit such that the discharging or discharging regulator unit coupled to the electrical energy storage unit is configured to selectively transmit discharge power to the at least one AC output port and/or the at least one DC output port;
wherein a ratio between a voltage of the electrical energy storage unit and a voltage of the alternating current outputted by the adaptor ranges from 0.07 to 1.5;
wherein a ratio between the voltage of the electrical energy storage unit and a voltage of the direct current outputted by the adaptor ranges from 0.5 to 32;
wherein a ratio between a total power outputted by the power station and a total weight of the power station ranges from 20 Wh/kg to 75 Wh/kg;
wherein the housing comprising a top wall, a bottom wall and opposite side walls located between the top wall and the bottom wall, the power station comprises two handles attached to the housing, the two handles is configured to extend between the opposite side walls of the housing and respectively located at two sides of the top wall such that the power station becomes a portable device for a user to carry the total weight of the power station by the two handles, and
wherein the protecting frame comprises a top seat, a bottom seat, and supporting columns respectively connected between the top seat and the bottom seat and disposed proximate a first side portion of the housing and a second side portion of the housing, the protecting frame defining a central plane, and the supporting columns arranged symmetrically with respect to the central plane.

US Pat. No. 10,923,932

METHODS AND DEVICES FOR PRESENTING AUXILIARY ENERGY DELIVERY INDICIA ON A DISPLAY

Motorola Mobility LLC, C...

1. A method, comprising:detecting, with one or more processors of an electronic device, a charging current flowing from an auxiliary energy delivery device to a primary energy storage device of the electronic device;
presenting, on a display of the electronic device with the one or more processors, and in response detecting the charging current flowing from the auxiliary energy delivery device to the primary energy storage device, a visual indicator at least partially within an image representing the primary energy storage device to indicate the auxiliary energy delivery device is delivering energy to the primary energy storage device;
operating, with the one or more processors, the electronic device in an efficiency mode of operation;
terminating delivery of the energy from the auxiliary energy delivery device to the primary energy storage device when a state of charge of the primary energy storage device reaches a predefined threshold; and
removing the visual indicator from the image representing the primary energy storage device.

US Pat. No. 10,923,928

USB INTERFACE FOR RECHARGING AN ELECTRONIC DEVICE, INTENDED TO EQUIP A TRANSPORT VEHICLE

Alstom Transport Technolo...

1. A USB interface for recharging an electronic device, intended to equip an urban public transport vehicle comprising at least one handrail, comprises:an electronic member comprising at least one USB jack, and connector elements able to connect each USB jack to cabling, and
a support case, configured to be fastened on the handrail of the urban public transport vehicle, and including a housing for the electronic member, comprising:
a front surface in which the housing emerges;
a rear form, opposite the front surface, and intended to be pressed against the handrail; and
side surfaces extending between the front surface and the rear form, wherein the electronic member comprises:
a first stationary part, fastened in the housing of the support case, and intended to be connected to the cabling, and
a second removable part, bearing each USB jack, the first stationary part and the second removable part being removably connectable, and wherein the electronic member is fastened to the support case by removable fastening elements accessible from one of the side surfaces of the support case.

US Pat. No. 10,923,926

CONNECTOR-BASED HIGH-VOLTAGE LOCKOUT FUNCTION

GM Global Technology Oper...

1. An electrical system comprising:a high-voltage bus;
a rechargeable energy storage system (RESS) connected to the high-voltage bus;
a battery disconnect unit (BDU) having a high-voltage switch device configured to close responsive to a low-voltage drive current to thereby connect the RESS to the high-voltage bus;
a high-voltage component electrically connected to the HV bus, the high-voltage component having a removable cover and defining a service opening at least partially spanned by the cover when the cover is in an installed position;
a fastener connecting the cover to the high-voltage component when the cover is in the installed position;
a low-voltage drive circuit configured to conduct the low-voltage drive current to the high-voltage switch device to thereby energize the high-voltage switch device into a closed state; and
an electrical connector having multiple connector pieces collectively forming an electrical junction or switch in the low-voltage drive circuit, wherein a disconnection of the multiple connector pieces from each other opens the electrical junction or switch to prevent the low-voltage drive current from reaching the high-voltage switch device, and to thereby cause the high-voltage switch device to transition from the closed state to an open state.

US Pat. No. 10,923,925

SYSTEMS AND METHODS FOR HYBRID ENERGY HARVESTING FOR TRANSACTION CARDS

Capital One Services, LLC...

1. A transaction card, comprising:a data storage device configured to supply account information to a transaction card terminal;
a first rechargeable power source configured to receive charging energy from the transaction card terminal during a transaction using the card;
a second rechargeable power source configured to receive energy from the first rechargeable power source; and
a power controller configured to:
determine, in response to a request associated with the transaction, that the transaction card has sufficient power to complete the transaction prior to initiating the transaction; and
transmit, to an external device, an indication of an amount of energy stored in at least one of the first or second rechargeable power sources.

US Pat. No. 10,923,924

POWER SUPPLY DEVICE OF VEHICLE

TOYOTA JIDOSHA KABUSHIKI ...

1. A power supply device of a vehicle, which includes a first switching element connected between a positive line and a first node, a second switching element connected between the first node and a second node, a third switching element connected between the second node and a negative line, a first battery having a positive electrode and a negative electrode respectively connected to the first node and the negative line, a reactor element connected between the positive line and a third node, a second battery having a positive electrode and a negative electrode respectively connected to the third node and the second node, and a smoothing capacitor connected between the positive line and the negative line, and switches an on/off state of the first switching element, the second switching element, and the third switching element to switch a connection state of the first battery and the second battery between a series connection state and a parallel connection state, the power supply device comprising:a negative electrode terminal for external charging connected to the negative electrode of the first battery;
a positive electrode terminal for external charging connected to the positive electrode of the second battery;
a first positive electrode side relay provided between the first node and the positive electrode of the first battery;
a first capacitor connected between the first node and the negative line;
a first negative electrode side relay provided between the negative electrode of the first battery and the negative line;
a first precharge relay and a first resistive element which are connected in parallel with the first negative electrode side relay;
a second positive electrode side relay provided between the third node and the positive electrode of the second battery;
a second capacitor connected between the third node and the second node;
a second negative electrode side relay provided between the negative electrode of the second battery and the second node; and
a second precharge relay and a second resistive element which are connected in parallel with the second positive electrode side relay.

US Pat. No. 10,923,923

SYSTEM AND METHOD FOR BATTERY PACK

GBatteries Energy Canada ...

1. A system, comprising:one or more battery units, wherein each battery unit comprises one or more battery cells;
one or more switches that are operatively coupled to one or more battery units; and
a controller configured to:
generate a plurality of pulsed switch signals to control the one or more switches, wherein:
each battery unit gets pulse charged, via a corresponding switch, based on a corresponding switch signal,
each pulsed switch signal corresponds to at least one of the one or more switches,
each pulsed switch signal comprises a series of pulses, each pulse having an ON time and an OFF time, which are dynamically determined based on one or more characteristics of a battery unit associated with the corresponding switch, and
the one or more characteristics are measured during the ON time of the pulse;
wherein the one or more characteristics measured during the ON time of the pulse includes at least a respective rate of change of charging current through the one or more battery units.

US Pat. No. 10,923,919

METHOD AND APPARATUS FOR CONTROLLING POWER FLOW IN A HYBRID POWER SYSTEM

1. A power control system for managing energy transfer, the power control system comprising:a shared electrical bus including an electrical energy generating source, an electrical energy storage device, and an electrical load, each connected to the shared electrical bus; and
a controller operable to execute a plurality of instructions stored in a non-transitory memory on the controller to:
receive a command corresponding to a desired operation of the power control system,
receive at least one input corresponding to one of a past operating state and a future operating state of the power control system,
generate a plurality of control commands, wherein each of the plurality of control commands corresponds to one of the electrical energy generating source, the electrical energy storage device, and the electrical load, and wherein each of the plurality of control commands is generated as a function of the command and of the at least one input, and
transmit each of the plurality of control commands to the corresponding electrical energy generating source, electrical energy storage device, or electrical load to manage energy transfer between the electrical energy generating source, the electrical energy storage device, and the electrical load; and
at least one sensor providing a signal to the controller corresponding to one of a voltage, a current, and a level of energy transfer between the shared electrical bus and one of the electrical energy generating source, the electrical energy storage device, and the electrical load, wherein the controller further generates the plurality of control commands as a function of the signal received from the at least one sensor and wherein the controller is further operable to generate a log storing the present operating state for each of the electrical energy generating source, the electrical energy storage device, and the electrical load over a predefined duration, and wherein the at least one input corresponding to the past operating state of the power control system is the log.

US Pat. No. 10,923,918

CONTROL OF REACTIVE POWER IN A WIND POWER PLANT

1. A power plant controller for generating a setpoint to a wind turbine generator connected to an electrical grid, wherein the setpoint relates to a desired amount of reactive power to be produced by the wind turbine generator, wherein the power plant controller comprises:a device controller configured to control operation of a reactive power regulating device on a power line between the wind turbine generator and the electrical grid, wherein the reactive power regulating device is configured to inject or absorb an amount of reactive power to or from the electrical grid via the power line,
a reference control system configured to determine the setpoint on basis of an electrical reference input and a measured electrical value, and
a communication fault detector configured to detect a communication fault between the power plant controller and the reactive power regulating device on the power line, wherein the communication fault indicates communication between the device controller and the reactive power regulating device has failed and the reactive power regulating device is no longer controllable by the power plant controller, wherein
the power plant controller is arranged to be reconfigured in response to (i) a detection of the communication fault and (ii) a detection of a difference between the electrical reference input and a second measured electrical value measured at a time after the detection of the communication fault, wherein the reconfigured power plant controller compensates for a capability of the reactive power regulating device to inject or absorb the amount of reactive power to or from the electrical grid.

US Pat. No. 10,923,917

SYSTEM AND METHOD FOR UTILITY ENERGY STORAGE AND DISTRIBUTION

Electric Power Board, an ...

1. An energy distribution system for storing and distributing an amount of utility energy, said energy distribution system comprising:(a) an energy generation source, said energy generation source being adapted to generate a supply level of the amount of utility energy and transmit said supply level of the amount of utility energy to the energy distribution system;
(b) an energy consumer, said energy consumer having a demand level of the amount of utility energy;
(c) an energy storage unit, said energy storage unit being adapted to receive and store a first portion of the amount of utility energy from the energy generation source and distribute a second portion of the amount of utility energy to the energy consumer;
(d) an e-cloud, said e-cloud being adapted to receive a third portion of the amount of utility energy from the energy generation source and distribute a fourth portion of the amount of utility energy to the energy consumer,
(e) a processor; said processor being adapted to control the distribution of the amount of utility energy to and from the energy storage unit and the e-cloud;
(f) a utility, said utility being adapted to communicate with the energy distribution system for storing and distributing an amount of utility energy;
wherein the processor causes the first portion of the amount of utility energy to be stored in the energy storage unit and the third portion of the amount of utility energy to be received by the e-cloud when the supply level of the amount of utility energy exceeds the demand level of the energy consumer; and wherein the processor causes the second portion of the amount of utility energy and the fourth portion of the amount of utility energy to be distributed to the energy consumer when the demand level of the energy consumer exceeds the supply level of the energy generation source.

US Pat. No. 10,923,916

STOCHASTIC DYNAMICAL UNIT COMMITMENT METHOD FOR POWER SYSTEM BASED ON SOLVING QUANTILES VIA NEWTON METHOD

TSINGHUA UNIVERSITY, Bei...

1. A stochastic dynamical unit commitment method for a power system based on solving quantiles via Newton method, comprising the following steps:(1) establishing a stochastic dynamical unit commitment model with chance constraints based on solving quantiles of random variables via Newton method, the stochastic dynamical unit commitment model comprising an objective function and constraints, the establishing comprising:
(1-1) establishing the objective function of the stochastic dynamical unit commitment model with chance constraints based on solving quantiles of random variables via Newton method,
the objective function for minimizing a sum of power generating costs and on-off costs of thermal power generating units by a formula of:

where, T denoting the number of dispatch intervals t; NG denoting the number of thermal power generating units in the power system; t denoting a serial number of dispatch intervals; i denoting a serial number of thermal power generating units; Pit denoting an active power of thermal power generating unit i at dispatch interval t; CFi denoting a fuel cost function of thermal power generating unit i; CUit denoting a startup cost of thermal power generating unit i at dispatch interval t; and CDit denoting a shutdown cost of thermal power generating unit i at dispatch interval t;
the fuel cost function of the thermal power generating unit being expressed as a quadratic function of the active power of the thermal power generating unit by a formula of:
CFi(Pit)=ai(Pit)2+biPit+ci,
where, ai denoting a quadratic coefficient of a fuel cost of thermal power generating unit i; bi denoting a linear coefficient of the fuel cost of thermal power generating unit i; ci denoting a constant coefficient of the fuel cost of thermal power generating unit i; and values of ai, bi, and ci being obtained from a dispatch center;
the startup cost of the thermal power generating unit, and the shutdown cost of the thermal power generating unit being denoted by formulas of:
CUit?Ui(vit?vit?1)
CUit?0
CDit?Di(vit?1?vit)
CDit?0,
where, vit denoting a state of thermal power generating unit i at dispatch interval t; in which, if vit=0, it represents that thermal power generating unit i is in an off state; if vit=1, it represents that thermal power generating unit i is in an on state; it is set that there is the startup cost when the unit is switched from the off state to the on state, and there is the shutdown cost when the unit is switched from the on state to the off state; Ui denoting a startup cost when thermal power generating unit i is turned on one time; and Di denoting a shutdown cost when thermal power generating unit i is turned off one time;
(1-2) obtaining constraints of the stochastic dynamical unit commitment model with chance constraints based on solving quantiles of random variables via Newton method, comprising:
(1-2-1) obtaining a power balance constraint of the power system by a formula of:

where, Pit denoting a scheduled active power of thermal power generating unit t at dispatch interval t; wtj denoting a scheduled active power of renewable energy power station at dispatch interval t; dmt denoting a size of load m at dispatch interval t; and ND denoting the number of loads in the power system;
(1-2-2) obtaining an upper and lower constraint of the active power of the thermal power generating unit in the power system by a formula of:
Pivit?Pit?Pivit,
where, Pi denoting an active power lower limit of thermal power generating unit i; Pi denoting an active power upper limit of thermal power generating unit i; vit denoting the state of thermal power generating unit a at dispatch interval t; in which if vit=0, it represents that thermal power generating unit is in an on state; and if vit=1, it represents that thermal power generating unit i is in an off state;
(1-2-3) obtaining a reserve constraint of the thermal power generating unit in the power system, by a formula of:
Pit+rit+?Pivit
0?rit+?ri+
Pit?rit??Pivit
0?rit??ri?,
where, rit+ denoting an upper reserve of thermal power generating unit i at dispatch interval t; rit? denoting a lower reserve of thermal power generating unit i at dispatch interval t; ri+ denoting a maximum upper reserve of thermal power generating unit i at dispatch interval t; ri? denoting a maximum lower reserve of thermal power generating unit i at dispatch interval t; and the maximum upper reserve and the maximum lower reserve being obtained from the dispatch center of the power system;
(1-2-4) obtaining a ramp constraint of the thermal power generating unit in the power system, by a formula of:
Pit?Pit?1??RDi?T?(2?vit?vit?1)Pi
Pit?Pit?1?RUi?T+(2?vit?vit?1)Pi,
where, RUi denoting upward ramp capacities of thermal power generating unit i, RDi and denoting downward ramp capacities of thermal power generating unit i, which are obtained from the dispatch center; and ?T denoting an interval between two adjacent dispatch intervals;
(1-2-5) obtaining a constraint of a minimum continuous on-off period of the thermal power generating unit in the power system, comprising:
obtaining a minimum interval for power-on and power-off switching of the thermal power generating unit by a formula of:

where, UTi denoting a minimum continuous startup period, and DTi denoting a minimum continuous shutdown period;
(1-2-6) obtaining a reserve constraint of the power system by a formula of:

where, wjt denoting an actual active power of renewable energy power station j at dispatch interval t; wtj denoting a scheduled active power of renewable energy power station at dispatch interval t; R+ and R? denoting additional reserve demand representing the power system from the dispatch center; ?r+ denoting a risk of insufficient upward reserve in the power system; ?r? denoting a risk of insufficient downward reserve in the power system; and Pr(·) denoting a probability of occurrence of insufficient upward reserve and a probability of occurrence of insufficient downward reserve; the probability of occurrence of insufficient upward reserve and the probability of occurrence of insufficient downward reserve being obtained from the dispatch center;
(1-2-7) obtaining a branch flow constraint of the power system by a formula of

where, Gl,i denoting a power transfer distribution factor of branch l to the active power of thermal power generating unit i; Gl,j denoting a power transfer distribution factor of branch l to the active power of renewable energy power station j; Gl,m denoting a power transfer distribution factor of branch l to load m; each power transfer distribution factor being obtained from the dispatch center; Ll denoting an active power upper limit on branch l; and ? denoting a risk level of an active power on the branch of the power system exceeding a rated active power upper limit of the branch, which is determined by a dispatcher;
(2) based on the objective function and constraints of the stochastic dynamical unit commitment model, employing the Newton method to solve quantiles of random variables, comprising:
(2-1) converting the chance constraints into deterministic constraints containing quantiles, comprising:
denoting a general form of the chance constraints by a formula of:
Pr(cTwt+dTx?e)?1?p,
where, c and d denoting constant vectors with NW dimension in the chance constraints; NW denoting the number of renewable energy power stations in the power system; e denoting constants in the chance constraints; P denoting a risk level of the chance constraints, which is obtained from the dispatch center in the power system; wtj denoting an actual active power vector of all renewable energy power stations at dispatch interval t; and x denoting a vector consisting of decision variables, and the decision variables being scheduled active powers of the renewable energy power stations and the thermal power generating units;
converting the general form of the chance constraints to the deterministic constraints containing the quantiles, by a formula of:

 denoting quantiles when a probability of one-dimensional random variables cTwt is equal to 1?p;
(2-2) setting a joint probability distribution of the actual active powers of all renewable energy power stations in the power system to satisfy the following Gaussian mixture model:

where, wtj denoting a set of scheduled active powers of all renewable energy power stations in the power system; wtj being a stochastic vector;

 denoting a probability density function of the stochastic vector; Y denoting values of wtj; N(Y, ?s, ?s) denoting the s?th component of the mixed Gaussian distribution; n denoting the number of components of the mixed Gaussian distribution; ?s denoting a weighting coefficient representing the s?th component of the mixed Gaussian distribution and a sum of weighting coefficients of all components is equal to 1; ?s denoting an average vector of the s?th component of the mixed Gaussian distribution; ?s is denoting a covariance matrix of the s?th component of the mixed Gaussian distribution; det (?s) denoting a determinant of the covariance matrix ?s; and a superscript T indicating a transposition of matrix;
acquiring a nonlinear equation containing the quantiles

 as follows:

where, ?(·) denoting a cumulative distribution function representing a one-dimensional standard Gaussian distribution; y denoting a simple expression representing the quantile;

 and ?s denoting an average vector of the s?th component of the mixed Gaussian distribution;
(2-3) employing the Newton method, solving the nonlinear equation of step (2-2) iteratively to obtain the quantiles

 of the random variables cTwt, comprising:
(2-3-1) initialization:
setting an initial value of y to y0, by a formula of:
y0=max(cT?i,i?{1,2, . . . ,NW});
(2-3-2) iteration:
updating a value of y by a formula of:

 denoting quantiles when a probability of one-dimensional random variables cTwt is equal to 1?p; yk denoting a value of y of a previous iteration; yk+1 denoting a value of y of a current iteration, which is to be solved; and

 denoting a probability density function representing the stochastic vector cTwt, which is denoted by a formula of:

(2-3-3) setting an allowable error ? of the iterative calculation; judging an iterative calculation result based on the allowable error, in which, if
it is determined that the iterative calculation converges, and values of the quantilesof the random variables are obtained; and ifit is returned to (2-2-2);(3) obtaining an equivalent form
of the chance constraints in the step (1-2-6) and the step (1-2-7) based onin the step (2); using a branch and bound method, solving the stochastic dynamical unit commitment model comprising the objective function and the constraints in the step (1) to obtain vit, Pit, and wjt, in which, vit is taken as a starting and stopping state of thermal power generating unit i at dispatch interval t; Pit is taken as a scheduled active power of renewable energy power station j at dispatch interval t; wjt and is taken as a reference active power of renewable energy power station j at dispatch interval t, solving the stochastic dynamical unit commitment model with chance constraints based on solving quantiles via Newton method; andcontrolling the thermal power generating unit and the renewable energy power station in the power system based on the vit, Pit, and wjt.

US Pat. No. 10,923,912

ELECTRONIC TRADING CONFIRMATION SYSTEM

Intercontinental Exchange...

1. An electronic trade confirmation system comprising:at least one computer comprising a processor;
a data interface, embodied on said at least one computer and configured to receive, via an Extensible Markup Language (XML) Application Programming Interface (API), first trade data from a first trading computer and second trade data from a second trading computer, wherein one or more of the first trade data and the second trade data comprise an XML message having a nonstandard format; and a non-transitory computer-readable storage medium having computer-readable program code stored therein operatively coupled to the processor, the processor executing the computer readable program code and causing said electronic trade confirmation system to:
convert one or more of the first trade data and the second trade data to a standard format,
compare, following said convert, one or more XML tags of the first trade data and one or more XML tags of the second trade data,
classify a trading transaction based on a comparison such that the first trading computer and the second trading computer may store, retrieve, search, edit, and track the trading transaction according to a classification, wherein if none of the one or more XML tags of the first trade data are inconsistent with the one or more XML tags of the second trade data, the trading transaction is classified as matched, and
generate an electronic trade confirmation if the trading transaction is classified as matched.

US Pat. No. 10,923,910

SYSTEMS AND METHODS FOR ACCEPTING VARIABLE INPUT POWER FROM AN EXTERNAL POWER SOURCE

Dell Products L.P., Roun...

1. An external battery for delivering electrical energy to an information handling system via a direct-current input of the information handling system, comprising:an output port for delivering the electrical energy to the information handling system and for communicating an indication to the information handling system regarding an electrical energy delivery capacity of the external battery; and
a controller for controlling the indication, the controller configured to:
select a mode of operation from among a plurality of modes of operation of the external battery based on one or more operating conditions associated with the external battery; and
when changing selection of the mode of operation from one mode of operation to another mode of operation, reinitialize the external battery in order to cause the output port to communicate an indication that the external battery is capable of delivering electrical energy in accordance with the mode of operation, wherein reinitializing the external battery comprises causing the output port to momentarily cease supplying electrical energy power via the output port in order to indicate a change in the mode of operation of the external battery.

US Pat. No. 10,923,899

GROUND FAULT PROTECTION SYSTEM

Shanghai Fudan Microelect...

1. A ground fault protection system, comprising a ground fault protection device and a detection circuit,wherein the ground fault protection device comprises a current transformer module, a detection coil module and a ground fault circuit interrupter which connects the current transformer module with the detection coil module,
wherein the current transformer module comprises a current transformer, the detection coil module comprises a detection coil, and a hot and a neutral provide an alternating current signal and penetrate through the current transformer and the detection coil;
the current transformer module is configured to output a mutual inductance current to the ground fault circuit interrupter, when the current transformer and the detection coil form mutual inductance and form a current path with the ground fault circuit interrupter; and
the ground fault circuit interrupter is configured to output a disconnection control signal to disconnect connection of the hot and the neutral with a load based on the mutual inductance current,
wherein the detection circuit comprises a signal generation module,
wherein the signal generation module is configured to output a test signal which comprises at least one pulse signal in one cycle of the alternating current signal, wherein the pulse signal enables the mutual inductance to be formed between the current transformer and the detection coil.

US Pat. No. 10,923,892

CABLE CLEAT ASSEMBLY

Panduit Corp., Tinley Pa...

1. A cable cleat assembly for securing cables to a ladder rack, the cable cleat assembly comprising:a base with a top, a bottom, sides, and two open ends; wherein each open end includes a retaining tab with alignment ribs extending from the end; and
two side bodies, each side body is pivotally mounted to the base;
wherein each side body has a first end, a middle section, and a second end; each first end has a mounting member, the mounting member having a peg extending from each side of the mounting member and a circumferential rib extending around the mounting member.

US Pat. No. 10,923,891

PRESSURE RELIEF MECHANISMS FOR GAS INSULATED SWITCHGEAR (GIS) HOUSINGS AND RELATED GIS HOUSINGS

Eaton Intelligent Power L...

1. A housing for gas in a gas insulated switchgear (GIS) system, the housing comprising a pressure relief mechanism incorporated into the housing,wherein the pressure relief mechanism is defined by a portion of the housing for gas in the GIS system having a first thickness, different from a second thickness of a remaining portion of the housing for gas in the GIS system adjacent the pressure relief mechanism, the first thickness being less than the second thickness and the first thickness being uniform throughout the pressure relief mechanism; and
wherein the pressure relief mechanism is configured to rupture at predetermined overpressure conditions to vent bi-products of an arc fault in the GIS system.

US Pat. No. 10,923,888

INTERCHANGEABLE SWITCHGEAR MODULES AND RELATED SYSTEMS

Eaton Intelligent Power L...

1. A modular switchgear system, the system comprising:at least two separate modules including components of the modular switchgear, the at least two separate modules being independent of one another, one of the at least two separate modules being a stationary module and at least one remaining module of the at least two separate modules being removable such that the at least one remaining module of the at least two separate modules is configured to engage and disengage easily from the stationary module and an electrical power system,
wherein the stationary module and/or the at least one remaining module of the at least two separate modules comprise a low-voltage compartment, a control unit, a three-position disconnector operating mechanism, an insulating gas in a gas tank, a circuit breaker, a circuit breaker operating mechanism, voltage transformers (VTs), bus bar connectors, current transformers (CTs), a bus connector, and a cable connector,
wherein the VTs comprise a non-fused VT.

US Pat. No. 10,923,887

WIRE FOR AN IGNITION COIL ASSEMBLY, IGNITION COIL ASSEMBLY, AND METHODS OF MANUFACTURING THE WIRE AND IGNITION COIL ASSEMBLY

Tenneco Inc., Lake Fores...

1. A corona igniter assembly, comprising:an ignition coil assembly including a coil support formed of a magnetic material and at least one wire,
said at least one wire comprising a wire core including a copper-based material,
said at least one wire including a coating applied to said wire core, and
said coating including magnetic nanoparticles, and said magnetic nanoparticles including graphene and iron oxide (Fe3O4).

US Pat. No. 10,923,884

TWO-SECTION EDGE-EMITTING LASER

Microsoft Technology Lice...

1. A system, comprising:a waveguide; and
an edge-emitting laser configured to emit coherent light out of the edge-emitting laser into the waveguide, the edge-emitting laser including an optical cavity having an active gain section and a passive section;
wherein the active gain section is configured to amplify an optical power of light reflecting within the optical cavity,
wherein the passive section increases a functional length of the optical cavity without further amplifying the optical power of the light reflecting within the optical cavity, and
wherein a total length of the optical cavity is configured such that coherence peaks of optical path lengths (OPLs) of the coherent light output from the optical cavity and into the waveguide do not match interfering OPLs in the waveguide.

US Pat. No. 10,923,882

NITRIDE SEMICONDUCTOR LIGHT-EMITTING DEVICE

USHIO DENKI KABUSHIKI KAI...

1. A nitride semiconductor light-emitting device comprising:a nitride semiconductor substrate including a main surface having an off angle of 0.4° to 5° with respect to a (0001) plane;
a first semiconductor layer formed of an n-type or p-type AlGaN or AlInGaN formed on the main surface of the nitride semiconductor substrate;
a second semiconductor layer formed of a nitride semiconductor having In composition of 2% or higher formed on the first semiconductor layer;
an active layer formed on the second semiconductor layer including a well layer formed of a nitride semiconductor having In composition higher than the In composition of the second semiconductor layer and a barrier layer formed of a nitride semiconductor stacked therein;
a third semiconductor layer formed on the active layer having a conductivity type different from the conductivity type of the first semiconductor layer; and
a fourth semiconductor layer formed between the main surface of the nitride semiconductor substrate and the first semiconductor layer, and formed of a nitride semiconductor having In composition of 2% or higher, the In composition lower than the In composition of the well layer, wherein
the first semiconductor layer has a lower In composition than the fourth semiconductor layer.

US Pat. No. 10,923,879

METHOD FOR FABRICATING AN ELCTRO-ABSORPTION MODULATED LASER AND ELECTRO-ABSORPTION MODULATED LASER

1. A method for fabricating an electroabsorption modulated laser, comprising:generating a single mode laser section and an electroabsorption modulator section, comprising fabricating at least one n-doped layer of the laser section and at least one n-doped layer of the modulator section;
generating an isolating section for electrically isolating at least the n-doped layer of the laser section and the n-doped layer of the modulator section from one another,
wherein generating the isolating section comprises epitaxially growing at least one isolating layer and structuring the isolating layer before the generation of the n-doped layer of the laser section and the n-doped layer of the modulator section,
wherein after generating the isolating section and the n-doped layers, an active layer stack of the laser section and an active layer stack of the modulator section are epitaxially grown adjacent the isolating section and on top of the n-doped layer of the laser section and the n-doped layer of the modulator section, respectively.

US Pat. No. 10,923,877

SURFACE-MOUNT LASER APPARATUS AND OUTPUT OPTICAL POWER MONITORING METHOD

Huawei Technologies Co., ...

1. A surface-mount laser apparatus, comprising:an on-chip laser,
a single passive waveguide, and
a waveguide detector, wherein:
the waveguide detector comprises: a first ridge waveguide, and an electrode, wherein the electrode is configured to connect to a bonding pad on a base board, wherein the base board comprises an optical waveguide; and
the on-chip laser comprises a second ridge waveguide; and the on-chip laser is configured to output test light;
the single passive waveguide is configured to:
split the test light into first test light and second test light, wherein optical energy of the first test light is higher than optical energy of the second test light;
couple the first test light into the optical waveguide of the base board, wherein the first test light is output from the optical waveguide of the base board; and
couple the second test light directly into the waveguide detector; and
the waveguide detector is configured to determine, using the electrode, a photocurrent corresponding to the second test light, wherein the photocurrent is corresponding to optical power of the first test light detected after the first test light is output from the optical waveguide of the base board;
wherein the on-chip laser is coupled with the single passive waveguide by the second ridge waveguide; and
wherein the waveguide detector is coupled with the single passive waveguide by the first ridge waveguide.

US Pat. No. 10,923,875

INTEGRATED COMPONENT FOR AN OPTICAL AMPLIFIER

Lumentum Operations LLC, ...

1. An optical device, comprising:a package having:
a first port for receiving signal light;
a source for providing pump light;
a combiner for combining the signal light and the pump light into combined light;
a second port for sending the combined light;
a third port for receiving amplified light;
a free-space optical system for filtering amplified signal light from the amplified light,
and
a fourth port for sending the amplified signal light after the filtering,
wherein the free-space optical system includes beam shaping optics, that enlarge a beam size of the amplified light prior to the filtering, between the third port and the fourth port.

US Pat. No. 10,923,873

LASER PROCESSING APPARATUS

DISCO CORPORATION, Tokyo...

1. A laser processing apparatus comprising:a chuck table that holds a workpiece;
a laser beam applying unit that applies a pulsed laser beam of a wavelength having a predetermined line width to the workpiece held by the chuck table; and
a moving unit that performs relative processing feeding of the chuck table and the laser beam applying unit,
wherein the laser beam applying unit includes
a laser oscillator that oscillates the pulsed laser beam,
a focusing device that focuses the pulsed laser beam oscillated by the laser oscillator,
a pulse width adjustment unit that is disposed between the laser oscillator and the focusing device and that generates a time difference in a wavelength region of the pulsed laser beam in the line width, thereby adjusting pulse width;
a half-wave plate that is disposed between the laser oscillator and a polarization beam splitter that splits the pulsed laser beam oscillated by the laser oscillator, and that selectively positions P polarized light or S polarized light relative to the polarization beam splitter, and
a first quarter-wave that is disposed between the polarization beam splitter and the pulse width adjustment unit and that converts the P polarized light selected by the half-wave plate into circularly polarized light,
wherein the pulsed laser beam of the circularly polarized light with a rotation direction reversed by the pulse width adjustment unit is guided to the first quarter-wave plate to be converted into S polarized light, and the pulsed laser beam converted into the S polarized light is reflected by the polarization beam splitter to be incident on the focusing device.

US Pat. No. 10,923,871

MANUFACTURING METHOD OF CRIMPING TERMINAL

YAZAKI CORPORATION, Toky...

1. A manufacturing method of a crimping terminal comprising:a terminal supply step of supplying the crimping terminal to a crimping position with a wire by a terminal supply device, the crimping terminal including a terminal connection portion to be connected to a counterpart terminal, a wire connection portion to be crimped onto the wire, and a joint portion linking side walls of the terminal connection portion and the wire connection portion along an axial direction of the wire;
a support step of supporting a bottom portion of the crimping terminal supplied to the crimping position by a first mold;
a crimp step of deforming the wire connection portion while relatively moving toward the first mold, and crimping the wire connection portion onto a core wire of the wire by a second mold; and
a regulation step of regulating a width of the joint portion so as not to be wider than a width of the terminal connection portion, by sandwiching each of the joint portion and the terminal connection portion from both sides in a width direction by a regulation portion when the second mold crimps the wire connection portion.

US Pat. No. 10,923,869

VEHICLE HARNESS CONNECTOR INTERFACE ASSEMBLIES

1. A connector interface assembly comprising:a housing comprising a first side part and a second side part; and
a printed circuit board comprising a first end having a connector, an opposite second end having a first receiving port, and an upper surface having a second receiving port and a pair of coaxial ports extending therefrom, the second receiving port and the pair of coaxial ports of the upper surface extend in a direction perpendicular to the connector and the first receiving port, the connector is different from the first receiving port;
wherein the printed circuit board is positioned between the first side part and the second side part such that the housing at least partially surrounds the printed circuit board between the first side part and the second side part.

US Pat. No. 10,923,866

CONNECTION TERMINAL AND TERMINAL CONNECTION STRUCTURE

YAZAKI CORPORATION, Toky...

1. A connection terminal comprising:a tubular electric wire connection portion which is configured to be tightened and crimped to an end portion of an electric wire;
a tubular intermediate portion which comprises one end continuously formed at one open end of the electric wire connection portion and which has a cross-sectional shape larger than a cross-sectional shape of the electric wire connection portion;
a tubular terminal connection portion which is continuously formed at another end of the intermediate portion and which has a cross-sectional shape larger than the cross-sectional shape of the intermediate portion; and
a terminal contact portion which protrudes inwardly from the terminal connection portion, wherein
the tubular electric wire connection portion is configured to be crimped on the end portion of the electric wire in a first orientation in which the tubular intermediate portion and the tubular terminal connection portion extend away from the end portion and are spaced away from the end portion and in a second orientation in which the tubular intermediate portion engages the electric wire and the electric wire passes through each of the tubular intermediate portion and the tubular terminal connection portion.

US Pat. No. 10,923,862

CONNECTOR

YING HAO TECHNOLOGY CO., ...

1. A connector, comprising:a shell, configured to protect the connector and to be plugged into a connecting port slot;
a plurality of terminal connecting portions, electrically connected to the connecting port slot, the plurality of terminal connecting portions having first terminals of an upper row and second terminals of a lower row corresponding to the first terminals;
a circuit board between the first terminals and the second terminals, comprising:
a first contact portion, electrically coupled to the first terminals;
a second contact portion, electrically coupled to the second terminals; and
a ground layer, between the first terminals and the second terminals; and
a cover, fixed to the shell, the cover arranged between the circuit board and the shell to fix the circuit board in the shell.

US Pat. No. 10,923,861

ELECTROMAGNETIC SHIELD FOR AN ELECTRICAL TERMINAL WITH INTEGRAL SPRING CONTACT ARMS

APTIV TECHNOLOGIES LIMITE...

1. An electromagnetic terminal shield, comprising:a shield body formed of sheet metal having a connector opening configured to receive a corresponding mating terminal shield and a cable opening configured to receive a wire cable; and
a plurality of cantilevered spring arms integrally formed with the shield body having fixed ends attached to the connector opening and free ends disposed within a shield cavity defined by the shield body, the free ends interconnected by a cross bar, wherein the plurality of cantilevered spring arms includes a first spring arm, a second spring arm generally parallel to the first spring arm, and a third spring arm generally parallel to the second spring arm.

US Pat. No. 10,923,859

CROSSTALK REDUCING CONNECTOR PIN GEOMETRY

Intel Corporation, Santa...

1. A connector to connect a printed circuit board (PCB) with a memory device, comprising:a housing couplable with the PCB;
a first signal pin coupled with the housing, wherein the first signal pin includes a first portion that includes a first curve, and a second portion that extends from the first portion and includes a second curve; and
a second signal pin coupled with the housing and disposed adjacent to the first signal pin, wherein the second signal pin includes a third portion that includes a third curve, and a fourth portion that extends from the third portion and includes a fourth curve, wherein the first curve is curved in a first opposite direction relative to the third curve, and wherein the second curve is curved in a second opposite direction relative to the fourth curve,
wherein the first curve is curved downward away from the first portion of the first signal pin, and wherein the third curve is curved upward away from the third portion of the second signal pin, wherein the second curve is curved outward away from the second portion of the first signal pin, and wherein the fourth curve is curved inward away from the fourth portion of the second signal pin, wherein the first signal pin is to couple with the PCB at an end of the second curve, wherein the second signal pin is to couple with the PCB by an end of the third curve; and
a ground pin, coupled with the housing, adjacent to the first signal pin and the second signal pin, wherein the ground pin includes a fifth portion and a sixth portion that extends from the fifth portion and is disposed at a substantially orthogonal angle relative to the fifth portion, wherein the fifth portion includes the first curve and the second curve, and wherein the sixth portion includes the third curve and the fourth curve,
wherein the first curve of the ground pin is curved outward from the fifth portion, and wherein the second curve of the ground pin is curved inward away from the fifth portion, forming a void between the first and second curves of the ground pin,
wherein the third curve of the ground pin is curved upward away from the second portion, and wherein the fourth curve of the ground pin is curved inward away from the second portion, forming a void between the third and fourth curves of the ground pin, and
wherein the ground pin is to couple with the PCB by the end of the sixth portion that comprises an end of the third curve and an end of the fourth curve of the ground pin.

US Pat. No. 10,923,856

POLARIZATION FEATURE FOR A RECEPTACLE CAGE

TE CONNECTIVITY CORPORATI...

1. A receptacle connector assembly comprising:a receptacle cage configured to be mounted to a host circuit board, the receptacle cage having a top wall, a first side wall extending from the top wall and a second side wall extending from the top wall opposite the first side wall, the top wall, the first side wall and the second side wall forming a module channel configured to receive a pluggable module, the top wall being non-planar having a shroud extending therefrom forming a cage polarization feature, the shroud having a first shroud side wall, a second shroud side wall and a shroud top wall forming a trapezoidal shaped polarization feature channel configured to receive a polarization feature of the pluggable module; and
a communication connector positioned relative to the module channel for interfacing with the pluggable module, the communication connector configured to be electrically connected to the host circuit board.

US Pat. No. 10,923,854

CONNECTOR AND CONNECTOR ASSEMBLY

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

1. A connector comprisinga connector body, terminals mounted to the connector body, and reinforcing brackets mounted to each of two ends in a longitudinal direction of the connector body, wherein:
the connector body includes mating guide parts formed on the two ends in the longitudinal direction, the parts mating configured to mate with counterpart mating guide parts formed on two ends in the longitudinal direction of a counterpart connector body of a counterpart connector;
each of the reinforcing brackets includes a pair of left and right slide guides disposed on the mating guide part which are configured to engage with a pair of left and right slide engagement parts of a counterpart reinforcing bracket mounted to the counterpart mating guide part, only one of the reinforcing brackets including a receiving member;
the receiving member is configured to submerge when the counterpart mating guide part mates with the mating guide part; and
the receiving member is configured to emerge and latch the counterpart mating guide part when the slide engagement part engages with the slide guide and the counterpart mating guide part slides on the mating guide part in the longitudinal direction relative to the mating guide part.

US Pat. No. 10,923,851

OUTDOOR ELECTRICAL PLUG AND SOCKET COVER

AMPFIBIAN HOLDINGS PTY LT...

1. A cover device for an electrical plug and socket junction, the cover device comprising:two parts that are able to be arranged to configure the cover device in an open configuration or a closed configuration;
a space defined between the two parts that is able to accommodate an electrical lead that is coupled to a plug or socket connector; and
a spring biased lead restraint mechanism within the space between the two parts, wherein the spring biased lead restraint mechanism includes at least one rotatable cleat that is spring biased to rotate into engagement with the lead when the cover device is in the closed configuration, thereby to prevent movement of the lead when the cover device is in the closed configuration without applying tension to the attachment of the lead to the plug or socket connector.

US Pat. No. 10,923,849

CONNECTOR

J.S.T. MFG. CO., LTD., O...

1. A connector comprising:a housing including
an accommodation passage configured to extend along a connector mating direction and accommodate a connector terminal, and
a retainer insertion space configured to communicate with the accommodation passage in a widthwise direction and open to a connector mating front side and
a retainer including
an insertion wall configured to extend along the connector mating direction so as to correspond to a shape of the retainer insertion space, and
a locking claw configured to protrude from a rear portion of the insertion wall with respect to the connector mating direction toward the accommodation passage, wherein
the housing is provided with a locking protrusion configured to protrude in a vertical direction at a rear portion of the retainer insertion space with respect to the mating direction,
when the retainer is inserted from the connector mating front side into the retainer insertion space, the locking claw gets over the locking protrusion to be engaged therewith, and thus a pre-locked position at which detachment of the retainer to the front side with respect to the mating direction is prevented is obtained, and
when the connector terminal is inserted into the accommodation passage from the rear side with respect to the mating direction, and then the retainer is moved in the widthwise direction, a full-locked position at which the locking claw of the retainer engages with a step formed in the rear portion of the connector terminal with respect to the connector mating direction, and detachment of the connector terminal toward the rear side with respect to the mating direction is prevented is obtained.

US Pat. No. 10,923,848

MODULAR BARREL CONTACT SYSTEM FOR ELECTRICAL CONNECTORS

Carlisle Interconnect Tec...

1. An electrical connector comprising:a housing including a front face and an opposite rear face, the housing further including a plurality of contact-receiving cavities extending in an axial direction from the front face to the rear face; and
a plurality of barrel contact systems, each barrel contact system comprising:
a barrel body having a cavity extending in an axial direction from a front face of the barrel body to an opposite rear face;
a wire section disposed within the barrel body, a portion of which extending outwardly from the rear face of the barrel body; and
an electrically conductive contact having an attachment tab, the attachment tab disposed within the barrel body along the front face and abutting the wire section, the electrically conductive contact extending outwardly from the barrel body, wherein the wire section and attachment tab are crimped together within the barrel body, and
wherein each barrel contact system is received in a corresponding one of the contact-receiving cavities of the housing, and wherein the wire section extends outwardly along the rear face of the housing and the electrically conductive contact extends outwardly along the front face of the housing.

US Pat. No. 10,923,846

MODULAR HIGH PERFORMANCE CONTACT ELEMENT

TE CONNNECTIVITY SERVICES...

1. A contact assembly for providing high current capabilities between an electrical terminal and a mating terminal, the contact assembly comprising:a conductive housing having a first end, a second end, an inner wall and an outer wall;
a spring contact element having first resilient contact arms, second resilient contact arms, and third resilient contact arms;
the first resilient contact arms positioned proximate the inner wall, the first resilient contact arms having mating contact engagement portions for engaging the mating terminal and first housing engagement portions for engaging the inner wall of the housing, the mating contact engagement portions having a twisted portion which allows edge portions of the mating contact engagement portions to be positioned closer to the inner wall of the housing;
the second resilient contact arms having second resilient contact portion bent portions which extend over the first end of the housing from the inner wall to the outer wall, the second resilient contact arms having first terminal engagement portions for engaging the electrical terminal and second housing engagement portions for engaging the outer wall of the housing;
the third resilient contact portions having third resilient contact portion bent portions which extend over the second end of the housing from the inner wall to the outer wall, the third resilient contact portions having second terminal engagement portions for engaging the electrical terminal and third housing engagement portions for engaging the outer wall of the housing.

US Pat. No. 10,923,843

RECEPTACLE ASSEMBLY HAVING CABLED RECEPTACLE CONNECTOR

TE CONNECTIVITY SERVICES ...

1. A cabled receptacle connector for a receptacle assembly comprising:a receptacle housing having a cavity extending between a front and a rear of the receptacle housing, the receptacle housing having a mating slot at the front configured to receive a pluggable module removably received in a receptacle cage of the receptacle assembly; and
a cable assembly received in the cavity at the rear of the receptacle housing, the cable assembly including a support frame having a platform supporting first mating contacts and second mating contacts, the first mating contacts having first mating ends extending into the mating slot for electrical connection with the pluggable module, the second mating contacts having second mating ends extending into the mating slot for electrical connection with the pluggable module, the cable assembly including cables coupled to the platform, the cables having conductors electrically connected to first terminating ends of the first mating contacts, the cables extending from the cable receptacle connector, the cable assembly including jumper contacts coupled to the support frame, the jumper contacts being electrically connected to the second mating contacts, the jumper contacts including mounting ends configured to be mounted to a host circuit board;
wherein first electrical paths are defined between the pluggable module and an electrical component remote from the receptacle housing by the first mating contacts and the cable conductors, and wherein second electrical paths are defined between the pluggable module and the host circuit board by the second mating contacts and the jumper contacts.

US Pat. No. 10,923,840

ENERGY SAVING USB RECEPTACLE

RAFFEL SYSTEMS, LLC, Ger...

1. A universal serial bus (USB) charging system comprising:a) a charging circuit comprising a power source comprising an enable/disable pin; and
b) a USB receptacle comprising USB terminals and a first shell side that is physically and/or electrically separated from a second shell side, wherein one of the shell sides is connected to a ground and the other shell side is electrically connected to an on/off logic circuit comprising a pull-up resistor, an inverter, or a transistor, and wherein the on/off logic circuit is electrically connected to the charging circuit comprising the power source and enable/disable pin;
wherein the charging circuit provides approximately 0 V direct current (DC) to the USB terminals when the USB receptacle is unmated with a USB plug; and wherein the charging circuit provides at least approximately 4.4 V DC to the USB terminals when a USB plug is mated with the USB receptacle and electrically connects the first shell side and the second shell side.

US Pat. No. 10,923,838

CONNECTING TERMINAL AND ELECTRICAL APPARATUS

NEXANS, Courbevoie (FR)

1. Terminal for connecting a conductor to a connector pin of an electrical apparatus, said terminal comprising:a first and a second threaded hole that both can receive a connector pin having an external thread,
wherein the first and second threaded hole intersect perpendicularly and the internal threads of the first and second threaded hold match the external thread of the connector pin, so that the terminal is screwable in two different orientations onto the connector pin,
wherein the terminal has a conductor channel for receiving the conductor, wherein the conductor channel extends along an axis which is parallel to an axial direction of the first threaded hole, and
wherein the terminal has a further threaded hole, which is oriented perpendicular to the axis of the conductor channel and intersects the conductor channel for receiving a pressure screw.

US Pat. No. 10,923,837

TERMINAL BLOCK WITH SEALING TERMINAL LUG

Ford Global Technologies,...

1. A terminal block comprising:a housing including sidewalls defining a cavity, wherein one of the sidewalls defines a hole opening into the cavity;
a conductor supported in the cavity and configured to electrically connect with an inverter;
a terminal lug extending through the hole, the terminal lug including a body having a first end disposed in the cavity and attached to the conductor and a second end external to the cavity and configured to attach to a terminal lead of an electric machine, the terminal lug further including a support integrally formed with the body and disposed between the first and second ends to be located within the hole; and
a sealing member attached to the support and in sealing engagement with the hole to prevent fluid from entering the cavity.

US Pat. No. 10,923,834

INTERMEDIATE PRODUCT AND METHOD FOR CRIMPING AN ELECTRICAL CONDUCTOR

TE Connectivity Germany G...

1. An intermediate product for crimping, comprising:an electrical conductor extending along a longitudinal axis, the electrical conductor has a shielding braid and an insulation at least partially enclosing the shielding braid, the electrical conductor has a radially compressed core in a region along the longitudinal axis.

US Pat. No. 10,923,833

REINFORCED FEMALE WIRE TERMINAL

APTIV TECHNOLOGIES LIMITE...

1. A female electrical terminal comprising:a box portion extending longitudinally from an attachment portion to an open forward end that is configured to receive a male electrical terminal, wherein the box portion is provided by an upper wall and a lower wall joined by a first lateral wall and a second lateral wall joined to the lower wall opposite the first lateral wall, wherein a portion of the upper wall overlaps and abuts a longitudinal edge of the second lateral wall opposite at a rearward end of the box portion opposite the open forward end, wherein the upper wall defines a cutout, and the second lateral wall includes a tab received in the cutout, and wherein the second lateral wall includes a lateral indentation longitudinally aligned with the tab.

US Pat. No. 10,923,832

CO-CONSTRUCTION ANTENNA MODULE

INPAQ TECHNOLOGY CO., LTD...

1. A co-construction antenna module, comprising:a carrier including a first surface, a second surface relative to the first surface, and a surrounding side connected between the first surface and the second surface;
a first patch antenna group including a plurality of first patch antennas disposed on the carrier, wherein the plurality of first patch antennas are disposed on at least one of the first surface and the second surface; and
a second patch antenna group including a plurality of second patch antennas disposed on the carrier, wherein the plurality of second patch antennas are disposed on at least one of the first surface and the second surface;
a first dipole antenna group disposed in the carrier; and
a second dipole antenna group disposed in the carrier;
wherein the first dipole antenna group is closer to the surrounding side than the first patch antenna group or the second patch antenna group, and the second dipole antenna group is closer to the surrounding side than the first patch antenna group or the second patch antenna group.

US Pat. No. 10,923,828

LENS ARRAYS CONFIGURATIONS FOR IMPROVED SIGNAL PERFORMANCE

Matsing, Inc., Irvine, C...

1. A lens array comprisinga first lens element comprising a first lens and a first feed element, wherein the first lens element is arranged on a first plane parallel to a ground; and
a second lens element juxtaposed with the first lens element and comprising a second lens and a second feed element, wherein the second lens element is arranged on a second plane parallel to the ground and to the first plane, wherein the second plane is offset perpendicularly from the first plane by a distance;
wherein the distance between the first plane and the second plane is sufficiently large that electromagnetic radiation directed to or emitted from the first feed element does not impinge upon the second lens element; and
wherein the first lens element and the second lens element are aligned on a third plane that is perpendicular to both the first and second planes.

US Pat. No. 10,923,827

SOLDIER-MOUNTED ANTENNA

Trivec-Avant Corporation,...

1. An antenna comprising:a support structure comprising:
a mast comprising a top portion, a bottom portion, a middle portion between the top portion and the bottom portion, and a sliding rod,
an end cap coupled to the sliding rod, and
a base coupled to the bottom portion of the mast; and
at least four antenna elements each shaped at least partially in a helix, a top end of each antenna element in the at least four antenna elements configured to couple to a bottom of the end cap, a bottom end of each antenna element in the at least four antenna elements configured to couple to a top of the base, the at least four antenna elements each twisted with a left-hand orientation;
wherein the sole mechanical connections of the at least four antenna elements with the support structure are at the bottom of the end cap and at the top of the base.

US Pat. No. 10,923,825

SPIRAL ANTENNA SYSTEM

SRC, Inc., North Syracus...

1. A spiral antenna, comprising:a first arm and a second arm, the first arm and second arm being interlaced with each other, each arm having a plurality of turns, the plurality of turns comprising:
an inner subset of circular turns,
an outer subset of turns, electrically coupled to the inner subset, having a shape with only four lines of symmetry; and
wherein the first arm and the second arm are defined by the equations:

US Pat. No. 10,923,824

CAPACITIVELY COUPLED PATCH ANTENNA

Tallysman Wireless Inc., ...

1. A patch antenna element comprising:a resonant metal plate;
a ground plate;
a dielectric substrate slab sandwiched between the resonant metal plate and the ground plate;
the resonant metal plate forming a resonant plane and the ground plate forming a ground plane, the resonant plane and the ground plane being parallel to each other; and
two feed pins orthogonally intersecting the resonant plane and the ground plane, each of the two feed pins being physically isolated from the ground plate and the resonant metal plate, each of the two feed pins comprising a first end protruding through a first aperture in the ground plate, each of the two feed pins further comprising a second end in proximity to a corresponding second aperture in the resonant metal plate, wherein the resonant metal plate is capacitively coupled to each of the two feed pins by a capacitive reactance between the resonant metal plate and each of the two feed pins; wherein
two lines through a center of the resonant metal plate through each of the second ends form orthogonal axes within the resonant plane; and
each of the two feed pin has a length which is less than a thickness of the dielectric substrate slab.

US Pat. No. 10,923,823

PATCH ANTENNA

AMOTECH CO., LTD., Inche...

1. A patch antenna mounted on a board, comprising:a dielectric layer;
a radiation patch formed on the upper surface of the dielectric layer;
a lower patch formed on the lower surface of the dielectric layer; and
an air gap formed in a region between the dielectric layer and the board,
wherein the dielectric layer is formed so that an area of the upper surface is wider than an area of the lower surface,
wherein the dielectric layer has a stepped portion formed along the outer circumference of the lower surface thereof, and
wherein the air gap is formed in a region between the board and the stepped portion and the air gap is formed in a ring shape.

US Pat. No. 10,923,822

WIRELESS COMMUNICATIONS ANTENNA

WITS Co., Ltd., Gyeonggi...

1. A wireless communications antenna, comprising:a magnetic body comprising one or more slits formed therein; and
a coil part having solenoid form and disposed around the magnetic body,
wherein the one or more slits are configured such that the magnetic body is not disconnected and a magnetic path of the magnetic body is continuous, and
wherein the magnetic body has a magnetostriction coefficient of 5 or more.

US Pat. No. 10,923,821

MULTI-MODE WIRELESS ANTENNA CONFIGURATIONS

NuCurrent, Inc., Chicago...

1. An antenna, comprising:a) a substrate having a thickness that extends between proximal and distal substrate surfaces;
b) a first conductive wire forming a first coil having Ni number of turns, wherein the first coil is disposed in the substrate, wherein the first coil comprises a first coil sub-segment and a second coil sub-segment formed of a filar, wherein the filar comprises a turn bypassing over a portion of the first coil;
c) a second conductive wire forming a second coil having N2 number of turns, wherein the second coil is disposed in the substrate, and wherein at least a portion of the second coil is positioned within an inner perimeter formed by the first coil;
d) wherein at least one of the first conductive wire and the second conductive wire forming the first coil and the second coil respectively comprises two or more filars electrically connected in parallel, and wherein at least one via between at least a portion of the two or more filars provides the parallel electrical connection between the two or more filars;
e) a first ferrite material positioned adjacent to the first coil or spaced apart from the first coil, wherein the first ferrite material is selected from a group of material compositions consisting of manganese-zinc, nickel-zinc, copper-zinc, magnesium-zinc, nickel-copper-zinc, and combinations thereof, wherein the first ferrite material comprises a first permeability;
f) a second ferrite material positioned adjacent to the second coil, wherein the second ferrite material comprises a second permeability that differs from the first permeability;
g) at least one control unit, wherein the first coil or the second coil are electrically connected to the at least one control unit; and
h) wherein a first inductance is generatable by the first coil and a second inductance, different than the first inductance, is generatable by the second coil.

US Pat. No. 10,923,820

ELECTRONIC DEVICE FOR SUPPORTING SHORT-RANGE WIRELESS COMMUNICATION USING FIRST COIL AND SECOND COIL POSITIONED NEXT TO FIRST COIL

Samsung Electronics Co., ...

1. An electronic device comprising:a housing including a first face oriented in a first direction, a second face oriented in a second direction that is opposite the first direction, and a side face between the first face and the second face;
a conductive material that forms at least a portion of the second face;
a first conductive coil located in the housing and below the second face when viewed from above the second face, the first conductive coil configured to generate a magnetic flux in the first direction or the second direction;
a second conductive coil located in the housing and next to the first conductive coil when viewed from above the second face, the second conductive coil connected to the first conductive coil in series to form a single current path, the second conductive coil configured to generate a magnetic flux in a direction opposite a direction of the magnetic flux generated by the first conductive coil;
a wireless communication circuit located in the housing and configured to feed current to the first conductive coil and the second conductive coil; and
a magnetic guide body configured to guide a magnetic flux radiated in the first direction or the second direction to (i) a third direction substantially perpendicular to the first direction or the second direction or (ii) a fourth direction opposite the third direction.

US Pat. No. 10,923,818

DUAL-FED DUAL-FREQUENCY HOLLOW DIELECTRIC ANTENNA

City University of Hong K...

1. An antenna system comprising:a ground plane; and
a dielectric block having a dielectric portion and a cavity portion disposed on the ground plane, wherein the dielectric block is configured to operate as a resonator for a dielectric resonator antenna (DRA) and a superstrate for a Fabry-Perot resonator antenna (FPRA).

US Pat. No. 10,923,817

ANTENNA SYSTEM AND MOBILE TERMINAL

AAC Technologies Pte. Ltd...

1. An antenna system, applied to a mobile terminal, the mobile terminal comprising a metal frame and a system ground received in the metal frame; the metal frame comprising a first short-axis frame, a first long-axis frame, a second short-axis frame and a second long-axis frame that are sequentially connected end to end; in a direction along the first long-axis frame, a distance between the system ground and the first short-axis frame being not larger than 1.5 mm; and in a direction along the first short-axis frame, a distance between the system ground and the first long-axis frame being not larger than 1 mm;wherein the antenna system comprises:
a front frame rib connecting the system ground with the first short-axis frame;
a slit provided on the first long-axis frame;
a radio frequency front end area provided in the system ground; and
a first frame-joint point and a second frame-joint point, each of which connects the radio frequency front end area with the metal frame, wherein the first frame-joint point and the second frame-joint point are located between the front frame rib and the slit, and the radio frequency front end area is provided with a feeding point, a matching circuit, an impedance tuning circuit, and a switching circuit, wherein the feeding point is electrically connected to the first frame-joint point through the matching circuit and the impedance tuning circuit that are connected in series; and the second frame-joint point is electrically connected to the system ground through the switching circuit,
wherein the impedance tuning circuit and the switching circuit are adjusted to switch an operating state of the antenna system in such a manner that the antenna system operates in different frequency bands; and the antenna system comprises one operating state in which the antenna system operates in a frequency band ranging from 1710 MHz to 2700 MHz.

US Pat. No. 10,923,816

ANTENNA SYSTEM OF MOBILE TERMINAL AND MOBILE TERMINAL

AAC Technologies Pte. Ltd...

1. An antenna system of a mobile terminal, the mobile terminal comprisesa housing,
a mainboard accommodated in the housing,
a plastic holder covering the mainboard, and a USB interface installed on the mainboard; and
the antenna system comprises a radiator formed on a surface of the plastic holder facing the housing, and a feed point, a first ground point and a second ground point that are disposed on the mainboard;
wherein
the radiator comprises
a feed end and a ground feed end spaced apart from each other in a short-axis direction of the mobile terminal,
a connection end connecting the feed end and the ground feed end,
a first stub connected to the ground feed end, and
a second stub connected to the feed end,
the first stub and the second stub are both bent to form a semi-closed structure having an opening, and the opening of the first stub and the opening of the second stub are opposite to and spaced apart from each other;
the radiator further comprises a third stub connected to the ground feed end and located in the opening of the first stub;
the antenna system further comprises a first matching circuit, a second matching circuit and a tuning switch;
the feed end is connected to the feed point through the first matching circuit,
the ground feed end is connected to the first ground point through the second matching circuit,
the first stub is connected to the second ground point through the tuning switch,
the USB interface comprises a housing portion and gripper foot portions disposed on two sides of the housing portion and connected to the mainboard, and
an orthographic projection of the radiator and an orthographic projection of the housing portion on the mainboard do not overlap with each other.

US Pat. No. 10,923,815

COMPACT SWITCHED LINE PHASE SHIFTER FOR A MICROSTRIP PHASED ARRAY ANTENNA

UNIVERSITY OF NEW HAMPSHI...

1. A phased antenna array system comprising:a substrate;
a phase shifter network disposed on a surface of the substrate, the phase shifter network having a plurality of phase shifters, each of the plurality of phase shifters comprising:
a plurality of RF line segments looped about an interconnect device, the interconnect device to couple to an antenna element; and
a switching arrangement to switchably electrically couple one or more RF line segments of the plurality of RF line segments to the antenna element via the interconnect device to introduce a selected phase shift into an output RF signal.

US Pat. No. 10,923,814

ANTENNA APPARATUS AND TERMINAL DEVICE

Huawei Technologies Co., ...

1. An antenna apparatus, comprising an antenna body, wherein the antenna body comprises:a first radiation area, comprising a first radiation section and a feeding point;
a second radiation area, comprising a second radiation section and a ground point; and
a phase adjustment area, wherein the phase adjustment area is connected between the first radiation area and the second radiation area, and the phase adjustment area is configured to adjust a phase of a signal fed by the feeding point, to change a direction of a space electromagnetic field formed by an electromagnetic signal radiated by each of the first radiation section and the second radiation section.

US Pat. No. 10,923,813

ANTENNA DEVICE AND METHOD FOR REDUCING GRATING LOBE

MITSUBISHI ELECTRIC CORPO...

1. An antenna device comprising:an array antenna including a plurality of element antennas which are configured to allow for switching among radiation patterns;
a radiation pattern controller to change radiation patterns of the plurality of element antennas thereby to set a plurality of radiation patterns of the array antenna at different times, one of the radiation patterns indicating a gain in a pointing direction that is higher than a gain in a grating lobe direction, another of the radiation patterns indicating a gain in the pointing direction that is lower than a gain in the grating lobe direction;
a signal detector to detect a received signal of the array antenna each time the radiation pattern of the array antenna is newly set by the radiation pattern controller to the one or the other of the radiation patterns; and
a signal processor to specify a weighting coefficient for suppressing a grating lobe included in a composite signal obtained when combining received signals detected by the signal detector when the one and the other of the radiation patterns of the array antenna are respectively set at the different times, from respective gains in a grating lobe direction in the one and the other of the radiation patterns of the array antenna which are set by the radiation pattern controller, and to combine the received signals respectively detected by the signal detector during the different times when the one and the other of the radiation patterns of the array antenna are respectively set, by using the weighting coefficient,
wherein each of the one and the other of the radiation patterns of the array antenna is set using the same plurality of element antennas.

US Pat. No. 10,923,812

WIRELESS TELECOMMUNICATIONS NETWORK

CCS Technologies LLC, An...

1. A telecommunications network comprising:multiple network nodes, wherein each network node comprises one or more transceivers and/or transmitters, and wherein each of the one or more transceivers and/or transmitters comprises a central processing unit (CPU) and an integrated circuit (IC) board, and wherein the IC board comprises a signal amplifier and one or more directional antennas, and wherein the CPU is electrically connected by at least one connection cable to the directional antennas and the signal amplifier;
one or more concealment screens, wherein each concealment screen has a screen interior and a screen exterior, and wherein each of the IC boards is located at least partially within the screen interior of one of the concealment screens, and wherein each directional antenna is located in the screen exterior of each of the concealment screens, such that each of the directional antennas transmits and/or receives signals which do not pass through any one of the concealment screens.

US Pat. No. 10,923,811

INTEGRATED FILTERING FOR BAND REJECTION IN AN ANTENNA ELEMENT

Huawei Technologies Co., ...

1. An antenna element, the antenna element comprising:a support structure;
a radiating structure arranged on or within the support structure, the radiating structure comprising:
a radiating element having a resonant frequency inside an operating frequency band of the antenna element; and
a filter connected to the radiating element and configured to filter out harmonics of the operating frequency band,
wherein the filter comprises an electrically conductive pattern comprising at least one transmission line arranged on or in the support structure.

US Pat. No. 10,923,810

SUPPLEMENTAL DEVICE FOR AN ANTENNA SYSTEM

1. A supplemental device for an antenna system, the device comprising:a ring providing a generally horizontal annular ground plane, the ring having an interior circumference with a central opening;
a substantially annular wall rising from the ring at or near the interior circumference, the annular wall being electrically conductive;
a plurality of antenna elements positioned in the central opening;
a passive reflector that is spaced apart and above the antenna elements by a dielectric spacer; and
a set of radial members extending radially upward from the ring, the radial members spaced apart from each other, wherein the annular wall has a wall height that is equal to or greater than a height of one or more of the antenna elements, but lesser than a height of the passive reflector.

US Pat. No. 10,923,809

COMMUNICATION APPARATUS, ELECTRONIC APPARATUS AND ANTENNA ADJUSTMENT METHOD

COMPAL ELECTRONICS, INC.,...

1. A communication apparatus, comprising:an antenna system, having at least two antenna units;
a tuning portion, disposed between the at least two antenna units to provide isolation between the at least two antenna units, and comprising at least two branch units; and
a switch circuit, coupled between a ground plane and each of the at least two branch units, and dynamically switching between a first one of the at least two branch units conducting to the ground plane and a second one of the at least two branch units conducting to the ground plane according to a switching signal to dynamically adjust the isolation between the at least two antenna units, wherein the switching signal is related to performance of the antenna system.

US Pat. No. 10,923,807

COMBO TYPE ANTENNA MODULE

AMOTECH CO., LTD., Inche...

1. A combo type antenna module, comprising:a base sheet;
a first antenna pattern formed on one surface and the other surface of the base sheet;
a second antenna pattern formed on the one surface of the base sheet; and
a magnetic member laminated on the other surface of the base sheet,
wherein the magnetic member is formed so that a thickness of a region corresponding to the second antenna pattern is formed thicker than that of a region corresponding to the first antenna pattern,
wherein the magnetic member includes a magnetic sheet and another magnetic sheet,
wherein the magnetic sheet is provided with an insertion hole into which the first antenna pattern is inserted, and the magnetic sheet is laminated on a region corresponding to the second antenna pattern in the other surface of the base sheet, and
wherein the another magnetic sheet is laminated on the first antenna pattern formed on the other surface of the base sheet and the another magnetic sheet is inserted into the insertion hole.

US Pat. No. 10,923,806

BROADBAND HELICAL MICROSTRIP ANTENNA

Hall Labs LLC, Provo, UT...

1. A broadband helical microstrip antenna comprising:a printed circuit board having a first planar side opposite a second planar side with dielectric material therebetween;
a first array of spaced apart parallel antenna segments on the first planar side, each of the antenna segments in the first array having one or two electrical vias to the second planar side;
a second array of spaced apart parallel antenna segments on the second planar side, each of the antenna segments in the second array being connected to one or two of the antenna segments in the first array by one or two electrical vias, thereby forming at least one helical path;
a linear antenna segment disposed along a center line of the second planar side, the linear antenna segment being more than twice as long as any of the antenna segments in the first and second array, and the linear antenna segment connected to one or two of the antenna segments in the first or second array;
wherein the first and second arrays are generally parallel to each other and wherein the first and second arrays are arranged with an equal number of antenna segments on both sides of the linear antenna segment.

US Pat. No. 10,923,805

ANTENNA ASSEMBLY FOR AN AIRCRAFT

Airbus Operations GmbH

1. An antenna assembly for an aircraft, comprising:a support element having a first and a second surface on opposite sides of the support element;
at least one antenna element arranged on or in the support element; and
a sealing device,
wherein
the first surface and the sealing device are configured in such a way that the antenna assembly is arranged in such a way on an outer skin section of an aircraft that the first surface faces the outer skin section, the sealing device is situated between the support element and the outer skin section, and at least one cavity is defined by the sealing device, the outer skin section and the first surface, and
the support element or the sealing device for each of the cavities has at least one flow channel having a first and a second opening at opposite ends of the flow channel, the flow channel connecting the corresponding cavity and the environment of the antenna assembly to one another after the arrangement of the antenna assembly on the outer skin section and opening into the corresponding cavity at the first opening and opening into the environment at the second opening.

US Pat. No. 10,923,804

ANTENNA ARRAY WITH INTEGRATED FILTERS

CommScope Technologies LL...

10. A system comprising:a plurality of first antenna elements configured to operate in a first frequency sub-band;
a plurality of second antenna elements configured to operate in the first frequency sub-band and a second frequency sub-band;
a plurality of third antenna elements configured to operate in the first frequency sub-band, the second frequency sub-band, and a third frequency sub-band, wherein the third antenna elements are arranged in a linear array, wherein the first antenna elements are distributed on first and second ends of the linear array opposite from each other, wherein the second antenna elements are distributed on the first and second ends of the linear array opposite from each other;
a plurality of first multiplexers respectively connected to each second antenna elements;
a plurality of second multiplexers respectively connected to each third antenna element;
a first phase shifter network, connected to each first antenna element, each first multiplexer, and second multiplexer;
a second phase shifter network connected to each first multiplexer and to each second multiplexer, and isolated from the first antenna elements;
a third phase shifter network connected to each second multiplexer, and isolated from each first antenna element and from each first multiplexer; and
a first triplexer comprising first, second and third ports respectively connected to the first, second, and third phase shifter networks.

US Pat. No. 10,923,803

LOOP ANTENNA SYSTEM AND MOBILE TERMINAL

AAC Technologies Pte. Ltd...

1. A loop antenna system, comprisinga back cover,
a main board accommodated in the back cover,
a plastic back shell fixed to the main board and located between the back cover and the main board, and
an earphone base disposed on the main board,
wherein
the loop antenna system further comprises a loop antenna disposed on the surface of the plastic back shell right opposite the back cover,
the loop antenna comprises a first loop radiating unit and a second loop radiating unit which are disposed separately on both sides of the earphone base, and a connecting member disposed over and across the earphone base and connecting the first loop radiating unit and the second loop radiating unit,
the first loop radiating unit is provided with a ground feed point,
the second loop radiating unit is provided with a feed point electrically connected to an antenna feed circuit on the main board,
the main board corresponding to the ground feed point provided with a ground switch connected to the ground feed point, and
the connecting member is fixed at the back cover with two opposite ends of the connecting member respectively connecting the first loop radiating unit and the second loop radiating unit.

US Pat. No. 10,923,802

NEAR FIELD COMMUNICATION ANTENNA MODULE AND PORTABLE TERMINAL HAVING THE SAME

AMOTECH CO., LTD., Inche...

1. A near field communication antenna module, comprising:a radiation substrate of a magnetic body on which a radiation pattern is formed;
an adhesive substrate formed on a lower surface of the radiation substrate; and
a signal processing substrate stacked on an upper surface of the radiation substrate to be integrated with the radiation substrate,
wherein the radiation substrate is composed of a base substrate and the radiation pattern,
wherein the base substrate is composed of a first magnetic sheet stacked on an uppermost portion, a second magnetic sheet stacked on a lowermost portion, and a third magnetic sheet interposed between the first magnetic sheet and the second magnetic sheet,
wherein the radiation pattern is composed of a first loop pattern, a second loop pattern and a third loop pattern,
wherein the first loop pattern is formed on an upper surface of the first magnetic sheet to be exposed to an outside of the radiation substrate, the second loop pattern is formed on an upper surface of the second magnetic sheet to be located inside the radiation substrate, and the third loop pattern is formed on an upper surface of the third magnetic sheet to be located inside the radiation substrate,
wherein one end of the first loop pattern is connected with one end of the third loop pattern, and one end of the second loop pattern is connected with the other end of the third loop pattern, and
wherein the second magnetic sheet is formed at a thicker thickness than the first magnetic sheet and the third magnetic sheet.

US Pat. No. 10,923,801

ANTENNA STRUCTURE AND WIRELESS COMMUNICATION DEVICE USING SAME

Chiun Mai Communication S...

1. An antenna structure comprising:a metal housing, the metal housing comprising a front frame, a backboard, and a side frame, the side frame being positioned between the front frame and the backboard; wherein the side frame defines a slot and the front frame defines a gap, the gap communicates with the slot and extends across the front frame; wherein the side frame comprises a first side portion and a second side portion; the metal housing is divided into at least a long portion and a short portion by the slot and the gap;
a first feed source; and
a first radiator, the first radiator positioned in the housing and comprising a first radiating portion and a second radiating portion;
wherein the first radiating portion comprises a first radiating section, a second radiating section, and a third radiating section; the third radiating section is perpendicularly connected to an end of the second radiating section away from the first radiating section and extends along two directions towards the first side portion and the second side portion respectively to form a T-shaped structure with the second radiating section; the third radiating section is spaced apart from and parallel to at least the long portion;
wherein one end of the first radiating portion is electrically connected to the first feed source, another end of the first radiating portion is spaced apart from the long portion; one end of the second radiating portion is electrically connected to the first feed source, and another end of the second radiating portion is electrically connected to the short portion.

US Pat. No. 10,923,800

PACKAGED ELECTRONIC DEVICE HAVING INTEGRATED ANTENNA AND LOCKING STRUCTURE

Amkor Technology Singapor...

1. An antenna structure, comprising:an insulative substrate having a first major surface and a second major surface opposite to the first major surface;
conductive traces embedded within the insulative substrate;
a ground plane embedded within the insulative substrate;
a grounding structure positioned proximate to the second major surface electrically coupled to the ground plane;
a conductive patch layer positioned proximate to the first major surface so that the grounding structure and the conductive patch are positioned proximate to opposite sides of the insulative substrate, wherein the conductive patch layer is electrically coupled to the ground plane; and
a conductive feed structure comprising:
a first conductive structure positioned proximate to the second major surface and external to the insulative substrate; and
a second conductive structure comprising a conductive via embedded within the insulative substrate, extending from the second major surface to the first major surface through an opening in the ground plane, and electrically coupled to the conductive patch layer and the first structure.

US Pat. No. 10,923,799

ANTENNA STRUCTURE AND ELECTRONIC DEVICE THEREWITH

Samsung Electronics Co., ...

1. An antenna structure comprising:a printed circuit board (PCB) including a first substrate layer and a second substrate layer,
wherein the first substrate layer comprises:
a first non-conductive area,
a second non-conductive area adjacent to the first non-conductive area,
at least one first conductive wire constructed in a shape surrounding the first non-conductive area except for at least a portion adjacent to the second non-conductive area,
at least one second conductive wire facing and disposed apart from the at least one first conductive wire and constructed in a shape surrounding the second non-conductive area, and
a first antenna corresponding to a first frequency band and constructed in a designated shape in the first non-conductive area or the second non-conductive area, traversing between the at least one first conductive wire and the at least one second conductive wire,
wherein the second substrate layer comprises:
a third non-conductive area facing at least part of the first non-conductive area and second non-conductive area,
a third wire surrounding the third non-conductive area and constructed with a first winding, and
at least one connection wires configured to electrically couple the at least one first conductive wire and the at least one second conductive wire so that the at least one first conductive wire and the at least one second conductive wire are constructed with a second winding, and
wherein the first winding and the second winding are constructed as a second antenna corresponding to a second frequency band through a through-hole which provides electrical coupling between the first winding and the second winding.

US Pat. No. 10,923,798

ANTENNA SUPPORT AND ANTENNA POSITION CONTROL SYSTEM

GUANGZHOU CHANGEN ELECTRO...

1. An antenna mount, comprising: an antenna mount body, a connecting arm connected to the antenna mount body, an adapting piece fixedly connected to the connecting arm, an antenna arranged on the adapting piece, and a non-metallic cylinder arranged on the adapting piece, wherein the non-metallic cylinder can drive the antenna to rotate in a range of 0-90°, wherein the adapting piece comprising a first adapting piece fixedly connected to the connecting arm and a second adapting piece connected to the first adapting piece, the antenna and the non-metallic cylinder being mounted on the second adapting piece; wherein the following structure can realize that, the non-metallic cylinder can drive the antenna to rotate in a range of 0-90°:the second adapting piece comprising: a hollow cavity, an empty slot arranged inside the cavity, a third mounting hole arranged inside the cavity and penetrating upper and lower surfaces of the adapting piece, and a fourth mounting hole communicated with the empty slot;
the non-metallic cylinder comprising a first cylinder body, an end cover, a first piston rod, and a first piston placed in the first cylinder body; a first end of the first piston rod being fixedly connected with the first piston, a second end of the first piston rod passing through a through hole formed on the end cover and exposing outside the first cylinder body; the first piston rod of the non-metallic cylinder being placed in the empty slot of the second adapting piece after passing through the end cover then passing through the fourth mounting hole of the second adapting piece; the antenna being mounted in the third mounting hole with a rotary sleeve arranged outside, and the first piston rod being connected with the rotary sleeve; wherein the first piston rod can drive the rotary sleeve to rotate in the range of 0-90° when telescopically moving back and forth along the empty slot, and then driving the antenna to rotate in the range of 0-90°.

US Pat. No. 10,923,797

ANTENNA ALIGNMENT DEVICE

CenturyLink Intellectual ...

1. A system, comprising:a gimbal, the gimbal comprising:
a first joint configured to allow rotation about a first axis;
a first driver operably coupled to the first joint;
a second joint configured to allow rotation about a second axis, the second joint coupled to the first joint via a first member;
a second driver operably coupled to the second joint;
a mount coupled to the second joint via a second member;
wherein the first joint and second joint are configured to allow the mount to pivot about the first axis and the second axis, and wherein the first driver is configured to cause the first joint to rotate about the first axis and the second driver is configured to cause the second joint to rotate about the second axis;
one or more sensors coupled to the gimbal;
an antenna coupled to the mount of the gimbal;
a stationary base coupled to the first joint via a third member, wherein the stationary base is configured to couple to a pole; and
a controller communicatively coupled to the one or more sensors and the one or more drivers of the gimbal, the controller comprising:
at least one processor; and
a non-transitory computer readable medium communicatively coupled to the at least one processor, the non-transitory computer readable medium having stored thereon computer software comprising a set of instructions that, when executed by the at least one processor, causes the controller to:
determine a target position and a target orientation of the antenna;
determine, based on input from the one or more sensors, an actual position and an actual orientation of the antenna;
determine whether the actual position and the actual orientation of the antenna deviate from the target position and the target orientation of the antenna;
based on a determination that the target position and the target orientation of the antenna and the actual position and the actual orientation of the antenna deviate, to compensate for the deviation from the target position and the target position, wherein compensating for the deviation further includes actuating at least one of the first driver or the second driver to cause at least one of the first driver or the second driver to rotate at least one of the first joint or second joint to about at least one of first axis or the second axis to mitigate changes of the antenna from the target position and the target orientation.

US Pat. No. 10,923,796

ADAPTABLE LOCKING MECHANISM FOR COST-EFFECTIVE SERIES PRODUCTION

SAAB AB, Linkoeping (SE)...

1. A method for manufacture of a platform and elevation support arrangement (1), wherein an elevation support (3) is to be hingedly mounted to a platform (5) around a first axis (X1) extending along a first direction (B1) via a hinge member (7) arranged between the platform (5) and the elevation support (3), wherein the elevation support (3) is configured to be locked to the platform (5) in a fixed position by means of an adjustable locking mechanism (9), wherein the elevation support (3) is in a lowered and locked state relative to the platform, wherein the adjustable locking mechanism (9) comprises a first and a second opening (11?, 11?) arranged at a first distance (D1) from each other and a first and second sliding shaft element (13?, 13?) arranged at a second distance (D2) from each other, and wherein each of the first and second sliding shaft elements are configured to slide along a second direction (B2) perpendicular to the first axis (X1), the method comprising the steps of:providing the platform (5), the elevation support (3) and the adjustable locking mechanism (9);
mounting the elevation support (3) to the platform (5);
adjusting the adjustable locking mechanism (9) so that the first distance (D1) corresponds with the second distance (D2); and
locking the adjustable locking mechanism (9) by sliding the first shaft element (13?) into the first opening (11?) and by sliding the second shaft element (13?) into the second opening (11?),
wherein:
the step of adjusting the adjustable locking mechanism comprises moving at least one of the first opening (11?) or the first sliding shaft element (13?) in a third direction (133) parallel with the first direction (131),
said moving of at least one of the first opening (11?) or the first sliding shaft element (13?) is performed by rotating a first eccentric housing (21?) comprising at least one of said first opening or the first sliding shaft element around an eccentric housing axis extending perpendicular to the first axis (X1),
the first eccentric housing (21?) is rotatably positioned in the elevation support (3) and the first sliding shaft element (13?) is positioned in the platform (5).

US Pat. No. 10,923,795

HIDDEN MULTI-BAND WINDOW ANTENNA

Pittsburgh Glass Works, L...

1. An antenna that is included in a window assembly, said antenna comprising:a transparency ply having a surface that is defined within an outer perimeter edge;
a frame that is electrically conductive, said frame having a portal surface that defines an opening in said frame for receiving said transparency ply;
an electrically conductive coating that is located on the surface of said transparency ply, said electrically conductive coating being partially transparent and having an outer peripheral edge that is spaced inwardly away from at least a portion of the outer perimeter edge of said transparency ply;
a bus bar that has higher electrical conductivity than the electrical conductivity of said electrically conductive coating, said bus bar covering at least a portion of the outer peripheral edge of said electrically conductive coating such that part of said bus bar is on a portion of said electrically conductive coating that is laterally adjacent to the outer peripheral edge of said conductive coating and another part of said bus bar faces a portion of the surface of said transparency ply that is laterally adjacent to the outer peripheral edge of said electrically conductive coating, said bus bar having a first side that is located laterally between the outer peripheral edge of said electrically conductive coating and the portal surface of said frame, the first side of said bus bar being parallel to the portal surface of said frame and cooperating with the portal surface of said frame and with said electrically conductive coating to define an antenna slot that has a longitudinal dimension that is parallel to the longitudinal dimension of said bus bar, said antenna slot having a longitudinal dimension such that electrical signals having a selected fundamental frequency resonate in said slot;
a feed line that is located laterally on said transparency ply between the first side of said bus bar and the perimeter edge of said transparency ply, said feed line extending longitudinally in said antenna slot between a first end and a second end that is disposed on said feed line oppositely from said first end; and
a first antenna feed link that is electrically connected to said feed line, said first antenna feed link also being electrically connected to said bus bar at a first feed point that is located within said antenna slot and at a longitudinal position of said bus bar where a signal that resonates in said antenna slot at a fundamental frequency has maximum electric field strength and also where a signal that resonates in said antenna slot at a higher order than said fundamental frequency also has maximum electric field strength.

US Pat. No. 10,923,794

BASE STATION INCLUDING ANTENNA HAVING TWO-WAY TILTING STRUCTURE

Samsung Electronics Co., ...

1. A base station comprising:an enclosure including a plurality of pole connectors for connecting the base station to a communication pole,
two upper antenna assembly combinable members, each of which disposed on each of upper lateral sides of the enclosure, the two upper antenna assembly combinable members including a first antenna assembly combinable member and a second antenna assembly combinable member,
two lower antenna assembly combinable members, each of which disposed on each of lower lateral sides of the enclosure, the two lower antenna assembly combinable members including a third antenna assembly combinable member and a fourth antenna assembly combinable member,
a first supporting member disposed between the first antenna assembly combinable member and the third antenna assembly combinable member, and performing a function of maintaining a tilting angle of an antenna assembly from the enclosure,
a second supporting member disposed between the second and fourth antenna assembly combinable members and performing the function of maintaining the tilting angle, the first and second supporting members each being disposed respectively on each of middle lateral sides of the enclosure; and
the antenna assembly including an antenna for communication and combined with the enclosure,
wherein the antenna assembly is rotated at a predetermined angle, by combining the two upper antenna assembly combinable members with the antenna assembly and releasing a combination of the two lower antenna assembly combinable members from the antenna assembly, or by combining the two lower antenna assembly combinable members with the antenna assembly and releasing a combination of the two upper antenna assembly combinable members from the antenna assembly, and
wherein the antenna assembly further includes a first elongated hole at a position corresponding to a position of the first supporting member, the first elongated hole for engaging with the first supporting member of the enclosure using a first protrusion, and a second elongated hole at a position corresponding to a position of the second supporting member, the second elongated hole for engaging with the second supporting member of the enclosure.

US Pat. No. 10,923,793

ANTENNA DEVICE, MANHOLE COVER EQUIPPED WITH ANTENNA DEVICE, AND POWER DISTRIBUTION PANEL EQUIPPED WITH SAME

HITACHI, LTD., Tokyo (JP...

1. An antenna device comprising:an antenna;
a first dielectric body; and
a second dielectric body
wherein, in an internal space which is defined at one end by an electrically conductive body, the antenna device is adapted to have a shape to be fit inside a hole in the electrically conductive body, the electrically conductive body being interposed between the internal space and an outer space,
wherein the antenna device is installed so as to not protrude from the hole to the outer space, and
wherein the first dielectric body is exposed to the internal space, the second dielectric body is exposed to the outer space and the antenna is disposed between the first dielectric body and the second dielectric body.

US Pat. No. 10,923,792

MICROWAVE FEEDING MODULE AND CIRCUIT BOARD STRUCTURE

MICROELECTRONICS TECHNOLO...

1. A circuit board structure, comprising:a dielectric substrate comprising:
a main segment having an opening;
a rib segment extending across a full width of the opening; and
a plurality of extending segments extending inward from the main segment, wherein a first gap is disposed between the rib segment and each of the extending segments;
a plurality of grounding sheets placed on a top surface of the dielectric substrate and a bottom surface opposite to the top surface, wherein the plurality of grounding sheets cover the rib segment and a majority portion of the main segment;
a plurality of top feeding sheets placed on the top surface and covering the extending segments;
a plurality of bottom feeding sheets placed on the bottom surface and covering the extending segments, wherein the top feeding sheets and the bottom feeding sheets are electrically isolated from the grounding sheets; and
a conductive layer disposed in a plurality of first holes, disposed in the main segment and the rib segment, for electrically coupling the grounding sheets, and the conductive layer is further disposed in a plurality of second holes, disposed in the extending segments, for electrically coupling the top feeding sheets to the bottom feeding sheet.

US Pat. No. 10,923,791

MULTILAYER TRANSMISSION LINE PLATE

SHOW A DENKO MATERIALS CO...

1. A multilayered transmission line plate comprising:one pair of ground layers,
a differential wiring layer disposed between one ground layer and the other ground layer of the one pair of ground layers,
a first insulating portion disposed between the differential wiring layer and the one ground layer, and
a second insulating portion disposed between the differential wiring layer and the other ground layer,
wherein the first insulating portion has a resin layer, the first insulating portion or the second insulating portion has a fiber base material layer containing a fiber base material, and a thickness of the first insulating portion is equal to or thinner than a thickness of the second insulating portion, and
wherein the resin layer includes (A) a maleimide group-containing compound containing (a1) a divalent group having at least two imide bonds and (a2) a saturated or unsaturated divalent hydrocarbon group.