Patents for H02M 7 - Conversion of ac power input into dc power output; Conversion of dc power input into ac power output (46,189)
04/2011
04/06/2011CN102005946A Design method of high-current output photoelectric isolation AC/DC conversion power supply
04/06/2011CN102005945A Method for designing photoelectric isolation type alternating-direct current voltage conversion circuit
04/06/2011CN102005944A Power supply rectification circuit of intelligent power supply protector
04/06/2011CN102005943A High-frequency iron core mutual inductor for intelligentizing low-voltage power supply
04/06/2011CN102005942A Method for acquiring low-voltage power from high-voltage electric line
04/06/2011CN102005941A Piezoelectric ceramics driving power supply for adjusting numerical control potentiometer
04/06/2011CN102005940A 电源装置 Power supply unit
04/06/2011CN102005925A Power supply with a piezoelectric transformer and method for power conversion
04/06/2011CN102005914A Power factor conversion control device
04/06/2011CN102005903A Digital current equalizing method of power source module, power source module and communication equipment
04/06/2011CN102005747A Drainage device and drainage method
04/06/2011CN101552545B AC-DC converting circuit, starting circuit and method for the converting circuit
04/06/2011CN101510485B Full width voltage contactor controller
04/06/2011CN101465609B Output power supervisory circuit and control circuit for AC/DC converting circuit
04/06/2011CN101355311B Ac-dc converter
04/06/2011CN101350510B DC great current deicing apparatus with static state reactive compensation function
04/06/2011CN101051795B Inverter with timekeeping function
04/05/2011US7920396 Synchronous rectifier and controller for inductive coupling
04/05/2011US7920395 Pulse width modulation method for a power converter
04/05/2011US7920390 DC-AC converter, controller IC therefor, and electronic apparatus utilizing such DC-AC converter
04/05/2011US7919887 High repetitous pulse generation and energy recovery system
03/2011
03/31/2011WO2011037509A1 Method and system for hysteresis control of a power circuit
03/31/2011WO2011037136A1 Inverter integrated motor-driven compressor
03/31/2011WO2011037011A1 Pulse-pattern generating configuration for three-phase current type power converter
03/31/2011WO2011036912A1 Power conversion device
03/31/2011WO2011036899A1 Power converter
03/31/2011WO2011036896A1 Phase current detection device and power conversion device using same
03/31/2011WO2011036011A1 Method for controlling an inverter and arrangement for controlling an inverter
03/31/2011WO2011036005A1 Method for operation of a modular multilevel converter, and multilevel converter
03/31/2011WO2011035404A1 Alternative power generator with recharge capability
03/31/2011WO2011017176A4 Power supply
03/31/2011WO2011005941A3 Method and apparatus for single-path control and monitoring of an h-bridge
03/31/2011US20110075464 Synchronous rectification control device, method for synchronous rectification control, and insulated type switching power supply
03/31/2011US20110075463 Power conversion apparatus and controller thereof
03/31/2011US20110075462 Bridgeless Boost PFC Circuits and Systems
03/31/2011US20110075461 Three-phase low-loss rectifier with active gate drive
03/31/2011US20110075460 Three-phase low-loss rectifier
03/31/2011US20110075459 Power Factor Correction Circuits, Systems and Power Supplies Operable With Different Input Voltages
03/31/2011US20110075458 AC-DC Switching Power Converters With Frequency Variation in Response to Load Changes
03/31/2011US20110075457 Capacitor startup apparatus and method with failsafe short circuit protection
03/31/2011US20110075456 Power conversion control system
03/31/2011US20110075455 DC-AC Inverters
03/31/2011US20110075454 Power supply
03/31/2011US20110075453 Dynamic conversion of variable voltage dc to ac
03/31/2011US20110074216 Power system for a device
03/31/2011US20110073058 High-voltage generator device
03/31/2011DE102009043599A1 Verfahren zum Betreiben eines modularen Multilevel-Umrichters und Multilevel-Umrichter Method for operating a modular multilevel converter and multilevel inverter
03/30/2011EP2302784A1 DC-AC inverters
03/30/2011EP2302783A1 Power conversion control system
03/30/2011EP2302782A1 Frequency converter assembly
03/30/2011EP2302781A2 Method for generating an output voltage with an adjustable rms value from a variable DC link voltage
03/30/2011EP2302755A1 An electrical power conversion system and method
03/30/2011EP2301142A1 Single switch high efficiency power supply
03/30/2011CN201781429U Low-voltage input direct DC-AC conversion circuit adopting full-bridge inversion
03/30/2011CN201781428U Inverter outputting sine waves
03/30/2011CN201781427U SPWM(Sinusoidal Pulse Width Modulation)waveform generation and conversion circuit of pure sine wave inverter
03/30/2011CN201781426U High-power converter module
03/30/2011CN201781425U Plasma power chopper
03/30/2011CN201781424U Power-saving system for household appliances
03/30/2011CN201781423U High-potential electronic plate of thyristor valve
03/30/2011CN201781422U Integral high-voltage rectifier transformer
03/30/2011CN201781421U Phase-shift energy saving circuit controlling current
03/30/2011CN201781409U Inverter
03/30/2011CN201781300U Portable multifunctional power supply with lithium battery
03/30/2011CN1610474B Inverter circuit for discharge tube
03/30/2011CN101999254A Switchable current supply for auxiliary current circuits in a current converter
03/30/2011CN101998740A Controller for high-power electronic product
03/30/2011CN101998716A Automatic light control circuit
03/30/2011CN101997531A Sampling circuit and control method
03/30/2011CN101997442A Discharge circuit for smoothing capacitor of DC power supply
03/30/2011CN101997441A Networked controller of high-frequency inverter power supply and control method thereof
03/30/2011CN101997440A Power conversion apparatus
03/30/2011CN101997439A Switch power circuit
03/30/2011CN101997438A Compensating device for synchronous rectification control and method thereof
03/30/2011CN101997437A Integrated circuit and control method of switching power supply
03/30/2011CN101997436A Multi-output fly-back power supply and secondary side rear voltage stabilizing circuit
03/30/2011CN101997435A Isolated AC-DC converter with master controller on secondary side and slave controller on primary side
03/30/2011CN101997434A Synchronous rectification device
03/30/2011CN101997433A Secondary side circuit for flyback power converter and method for stabilizing output current of flyback power converter
03/30/2011CN101997432A Design method for low current output type photoelectric isolating alternating current/direct current voltage conversion circuit
03/30/2011CN101997431A Design method of alternating current/direct current conversion circuit
03/30/2011CN101997430A Design method of low-current output type AC/DC conversion circuit
03/30/2011CN101997429A Global-type switching power supply and serial-parallel direct-current power switching circuit thereof
03/30/2011CN101997428A Safe switching power circuit with protection function
03/30/2011CN101997427A Power supply system with light-sensing control and control method thereof
03/30/2011CN101997426A Three phase sinusoidal wave variable frequency power supply based on IM14400
03/30/2011CN101557187B Control device for brushless direct current motor sensorless and method thereof
03/30/2011CN101383562B Soft switch circuit controlling method in switch power source
03/30/2011CN101071989B Method for operating a traction converter circuit for coupling to an electric DC voltage network
03/29/2011US7916509 Power supply with reduced switching losses by decreasing the switching frequency
03/29/2011US7916507 High voltage electron tube inverter with individual output phase current control
03/29/2011US7915853 Motor driving apparatus
03/24/2011WO2011034130A1 Power supplying control system
03/24/2011WO2011033698A1 Power converter
03/24/2011WO2011033567A1 Electric power conversion apparatus
03/24/2011WO2011033132A2 Starting up a dc/dc converter having a high-frequency transformer
03/24/2011WO2011032778A1 Power semiconductor module and power semiconductor circuit arrangement
03/24/2011WO2011032669A1 Inverter having a housing
03/24/2011WO2011032581A1 Addition of a third harmonic component to a basic reference waveform
03/24/2011US20110069518 Resonant inverter of radio frequency generator for radiofrequency ablation