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Patent # Description
2018/0309391 PIEZOELECTRIC ACTUATOR DRIVE CIRCUIT
A self-oscillating piezoelectric actuator drive circuit includes a integrating circuit; an inverter (INV1), inverters (INV2 and INV3) inverting an output...
2018/0309390 POWER CONVERTER HAVING SWITCHING ELEMENTS FORMED OF UNIPOLAR DEVICES USING A WIDEBAND GAP SEMICONDUCTOR
An inverter circuit (120) is configured so as to perform synchronous rectification by six switching elements (130). The switching element (130) is formed of an...
2018/0309389 POWER CONVERTER
In a power converter that converts a direct-current voltage into three-phase alternating-current voltages and outputs the three-phase alternating-current...
2018/0309388 POWER CONVERTER
A power inverter comprises a plurality of high power switching modules that form an alternating current (AC) output; a plurality of terminals in communication...
2018/0309387 POWER CONVERTER AND DISTRIBUTED POWER SUPPLY SYSTEM
A power converter includes: an inverter converting DC power to AC power and outputting the AC power to first and second voltage terminals of a connection...
2018/0309386 POWER SEMICONDUCTOR DEVICE AND POWER SEMICONDUCTOR DRIVE SYSTEM
Each of a plurality of semiconductor elements is provided with a first control terminal and a second control terminal. A built-in gate resistor is connected...
2018/0309385 POWER CONVERSION DEVICE, SLOW SOFT-STARTUP CIRCUIT, AND POWER CONVERSION CHIP
The invention provides a power conversion device, including: a voltage conversion stage, including a primary side for receiving a rectified voltage and a...
2018/0309384 Single-Phase Four-Level Inverter Circuit Topology and Three-Phase Four-Level Inverter Circuit Topology
A single-phase four-level inverter circuit topology and a three-phase four-level inverter circuit topology. The single-phase four-level inverter circuit...
2018/0309383 Five-Level Inverter Topology with High Voltage Utilization Ratio
A five-voltage level inverter topology circuit, and three-phase and five-voltage level inverter topology circuit, suitable for use with two serial-connected...
2018/0309382 POWER SUPPLY DEVICE, INVERTER DEVICE AND CONVERTER DEVICE USING THE POWER SUPPLY DEVICE, AND REFRIGERATION...
A power supply device is provided with a diode rectifier circuit having an input connected to an AC power source, the output of the diode rectifier circuit...
2018/0309381 STRING INVERTER SYSTEM
A multi-inverter system with at least a string of inverters sharing a DC bus and outputting to a shared AC bus. Inverters are hot-swappable and configured to...
2018/0309380 INVERTER CIRCUIT
A circuit comprising a first power node for connection to a positive voltage of a DC link, a second power node for connection to a negative voltage of the DC...
2018/0309379 SYSTEM AND METHOD FOR CONTROLLING A BACK-TO-BACK THREE-LEVEL CONVERTER WITH VOLTAGE RIPPLE COMPENSATION
A method for controlling a back-to-back three-phase three-level converter having a grid-side AC/DC converter and a machine-side DC/AC converter connected by a...
2018/0309378 MATRIX CONVERTER AND METHOD FOR DETERMINING CONSTANTS OF ALTERNATING-CURRENT MOTOR
A matrix converter includes a power converter circuit connectable on one side thereof with an alternating-current supply via a high- frequency filter and...
2018/0309377 SYNCHRONOUS RECTIFIER APPLIED TO A POWER CONVERTER AND OPERATION METHOD THEREOF
A synchronous rectifier applied to a power converter includes a control signal generation circuit, a pre-attenuation circuit, and a gate driving circuit. The...
2018/0309376 INSULATED DC/DC CONVERTER
The invention concerns an isolated DC/DC converter (1) comprising an isolated circuit (3) having: a first arm (A) having a first switch (MA1), in series with...
2018/0309375 ELECTRONIC CONVERTER AND RELATED METHOD OF OPERATING AN ELECTRONIC CONVERTER
An electronic converter comprising an input comprising two terminals for receiving a first power signal, and an output comprising two terminals for providing a...
2018/0309374 CONVERTER AND DRIVING METHOD THEREOF
A converter and a driving method thereof are disclosed. The converter includes a transformer, a main switch, a clamp switch, and a switching controller. Here,...
2018/0309373 POWER CONVERTER AND CONTROL METHOD THEREOF
A power converter includes a primary-side switching circuit, a resonant circuit, a transformer including primary and secondary windings, a secondary-side...
2018/0309372 SYSTEM AND METHOD FOR A SWITCHED MODE CONVERTER
In accordance with an embodiment, a converter includes: a rectifying stage having a first supply terminal and a second supply terminal, the first supply...
2018/0309371 CONTROLLER FOR INCREASING EFFICIENCY OF A POWER CONVERTER AND A RELATED METHOD THEREOF
A controller for increasing efficiency of a power converter includes a comparison module and a gate signal generation unit. The comparison module is used for...
2018/0309370 AUTO-TUNING CURRENT LIMITER
A power conversion circuit is provided. A reference signal is integrated over a first timer period. A second signal is generated that is approximately...
2018/0309369 AUXILIARY POWER SUPPLY FOR SWITCH-MODE POWER SUPPLIES
A combined voltage regulator and snubber circuit generally has a voltage regulator device in parallel with the energy storage element of the snubber circuit...
2018/0309368 CONTROL OF POWER CONVERTERS
Control techniques and circuits for resonant power converters and other power converters are described. Control of power converters based on more than one...
2018/0309367 AUTHENTICATION IN VOLTAGE REGULATION SYSTEMS, AND RELATED METHODS AND CIRCUITS
Devices and techniques for controlling voltage regulation are disclosed. A voltage regulation system may include one or more loads disposed on an integrated...
2018/0309366 ADAPTIVE MODULATION SCHEME OF MOSFET DRIVER KEY PARAMETERS FOR IMPROVED VOLTAGE REGULATOR EFFICIENCY AND ...
Systems and methods for adaptive modulation of MOSFET driver key parameters for improved voltage regulator efficiency and reliability in a voltage regulator...
2018/0309365 SIGNAL GENERATION CIRCUIT, VOLTAGE CONVERSION DEVICE, AND COMPUTER PROGRAM
A signal generation circuit, a voltage conversion device, and a computer program are provided wherein the minimum increment of a value to be set for a...
2018/0309363 MULTIPHASE CONVERTER
Provided is a multiphase converter having a plurality of voltage conversion units, and is configured to protect the faulty phase and continue driving using...
2018/0309362 VBOOST SIGNAL GENERATION
A VBOOST generator includes, for example, a voltage regulator for generating a first power rail VX between the supply voltage VCC and ground. A clock generator...
2018/0309361 POWER CONVERTER PREDRIVER SYSTEM WITH MULTIPLE POWER MODES
In accordance with embodiments of the present disclosure, a system for power conversion may include a power converter comprising a power inductor and a switch...
2018/0309360 POWER CONVERSION APPARATUS AND AIR CONDITIONER INCLUDING THE SAME
A power conversion apparatus capable of improving an EMI characteristic and an air conditioner including the same are disclosed. The power conversion apparatus...
2018/0309359 METHOD FOR MEASURING POWER FACTOR CORRECTING (PFC) POWER SUPPLY INPUT POWER USING A SINGLE SECONDARY SIDE...
A method of monitoring a power factor correcting (PFC) power supply is provided. The method includes: powering on the PFC power supply with a constant current;...
2018/0309358 VOLTAGE CONVERTER CIRCUIT AND METHOD FOR OPERATING A VOLTAGE CONVERTER CIRCUIT
Converter devices and methods are disclosed. A supply voltage (Vcc), for example to supply a control circuit (11) controlling a switch (Q1), is generated using...
2018/0309357 SYSTEM FOR CONVERTING A DC ELECTRIC POWER INTO AN AC ELECTRIC POWER WITH AN ENERGY RECOVERY MODULE
The present invention relates to a DC/AC converter, comprising switching arms, a voltage and current variation modulation circuit, and an electrical energy...
2018/0309356 A METHOD FOR CONTROLLING A LINE CONVERTER ON BOARD A TRACK-BOUND VEHICLE
In a method for controlling a line converter on board a track-bound vehicle semiconductor devices of current valves of the line converter are controlled to be...
2018/0309355 MAXIMUM POWER POINT TRACKING METHOD AND SYSTEM THEREOF
A maximum power point tracking method includes: configuring a voltage tuning direction of a power converter by a process circuit such that the input voltage of...
2018/0309354 LINEAR MOTOR MOUNTS
A positioning apparatus comprising first and second relatively moveable members, and a linear motor comprising at least one elongate stator assembly and at...
2018/0309353 COIL-OSCILLATOR VIBRATION UNIT FOR RAIL WORKHEAD
A rail maintenance vehicle includes a frame, a workhead, and a vibrating unit. The frame includes wheels that travel along rails. The vibrating unit is coupled...
2018/0309352 DC MOTOR WITH MULTIPLIED TORQUE
A DC motor includes a driver, a Hall rotor position detector, an electromagnet stator and a permanent magnet rotor. The driver includes a rotor position signal...
2018/0309351 BONDED-MAGNET INJECTION MOLDING DEVICE AND BONDED-MAGNET INJECTION MOLDING METHOD
An injection molding device includes: a lower die that supports a rotor core; an intermediate die including a magnetizing mechanism; and an upper die including...
2018/0309350 INTEGRATED ACTUATOR HOUSING
There is provided a method of manufacturing a housing configured to hold an actuator and an electronic control unit for the actuator. The method comprises...
2018/0309349 Adaptive Polyphase Motor
In some embodiments, an electric motor may include a plurality of magnetic circuit modules, where each magnetic circuit module includes a rotor having a first...
2018/0309348 ROTARY ELECTRIC MACHINE
A rotary electric machine of the present invention includes, inside a housing, a rotor and a stator that are concentric with each other. The stator has a...
2018/0309347 DRIVE ENGINE ARRANGEMENT WITH SENSOR-MONITORED FAN FOR AN ELEVATOR SYSTEM
A drive engine arrangement for an elevator system includes a drive engine for driving suspension traction media for displacing an elevator car, a fan for...
2018/0309346 Interference Suppression Module For An Electrically Commutated Electric Motor, Method For Producing An...
An interference suppression module for an electrically commutated electric motor has the following components: a circuit carrier, an electronic circuit...
2018/0309345 Electric Machine with Variable Cooling System
An electric machine includes a housing for holding a cooling device, wherein the housing is provided for respectively holding a cooling device of different...
2018/0309344 Drive-In Electric Turbine (D-IET)
A Drive-In Electric Turbine (D-IET) is an electric turbine that uses the locomotion of gravity through the weight of roving cars, loaded carts, rollers, trucks...
2018/0309343 Electric Motor
An electric motor with a heat source is arranged on a shaft in a co-rotating manner, wherein a first and a second cooling fin arrangement interact in order to...
2018/0309342 MOTOR
A motor includes a rotary assembly, a stationary assembly, and a bearing mechanism. The rotary assembly includes a resin portion that covers magnets and a...
2018/0309341 SUBMERSIBLE-RATED ROLLER TABLE MOTOR
A submersible-rated motor with a non-drive end bearing housing that is incorporated directly into the motor housing in a single casting, a terminal plate...
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