| Patents for H02M 3 - Conversion of dc power input into dc power output (54,461) |
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| 07/30/2008 | CN100407562C 升压电路、半导体装置及显示装置 A boost circuit, a semiconductor device and display device |
| 07/30/2008 | CN100407545C 交流电梯的电源装置 AC power supply means elevator |
| 07/30/2008 | CN100407537C 电子设备中的开关型电源保护电路 Electronic equipment switch-mode power supply protection circuit |
| 07/30/2008 | CN100407086C 自适应多模式系统 Adaptive multi-mode system |
| 07/30/2008 | CN100407085C 重负载脉冲频率调制式电压调节器的纹波降低方法 Heavy load pulse frequency modulation voltage regulator ripple reduction method |
| 07/29/2008 | US7405955 Switching power supply unit and voltage converting method |
| 07/29/2008 | US7405954 Method and apparatus for conditional response to a fault condition in a switching power supply |
| 07/29/2008 | US7405953 Driving circuit for power switching device |
| 07/29/2008 | US7405952 Power supply device |
| 07/29/2008 | US7405951 Switching power supply device |
| 07/29/2008 | US7405615 Method of impulse acreage modulation digital power processing and its device |
| 07/29/2008 | US7405526 Control apparatus and control method for voltage conversion apparatus |
| 07/29/2008 | US7405495 Multicellular DC/DC voltage converter with protection switches |
| 07/24/2008 | WO2008088413A2 Capacitor charging methods and apparatus |
| 07/24/2008 | WO2008087951A1 Switching power source |
| 07/24/2008 | WO2008087781A1 Dc-dc converter module |
| 07/24/2008 | WO2008086985A1 Simplified primary triggering circuit for the switch in a switched-mode power supply |
| 07/24/2008 | US20080176443 Dc adapter and electronic apparatus using the same |
| 07/24/2008 | US20080175025 DC-DC converter and method in wireless communication system |
| 07/24/2008 | US20080175024 Power converter with isolated and regulation stages |
| 07/24/2008 | US20080174291 Power Supply System and Apparatus |
| 07/24/2008 | DE19817498B4 Spannungswandler Voltage converter |
| 07/24/2008 | DE102007004151A1 Schaltungsanordnung zur Versorgung einer Last aus einer Spannungsquelle sowie Energiespeicher mit einer derartigen Schaltungsanordnung Circuit arrangement for supplying a load from a voltage source and energy storage with such a circuit arrangement |
| 07/23/2008 | EP1947752A1 Charge storing device using capacitor and its control method |
| 07/23/2008 | EP1946972A1 Device for temporarily increasing the voltage for an automobile element |
| 07/23/2008 | EP1866720A4 Digital pulse width modulation controller with preset filter coefficients |
| 07/23/2008 | EP1834399B1 Monitoring the temperature dependence of the external capacitors of a charge pump and improved charge pumps based thereon |
| 07/23/2008 | CN201091061Y PWM turning direct current voltage circuit |
| 07/23/2008 | CN101228684A Power supply device and electric device using the same |
| 07/23/2008 | CN101228683A Decompression voltage changer |
| 07/23/2008 | CN101227150A Auxiliary edge active clamp apparatus |
| 07/23/2008 | CN101227149A Ripple regulating device of output voltage of DC/DC converter |
| 07/23/2008 | CN101227148A Implementation circuit and method for alternate phase multiple operation of active clamp circuit |
| 07/23/2008 | CN101227147A Direct current switch power supply control circuit |
| 07/23/2008 | CN101227146A Voltage regulator |
| 07/23/2008 | CN101227145A Variable edge modulation in a switching regulator |
| 07/23/2008 | CN101227144A Power supply device and method of supplying power supply voltage to load device |
| 07/23/2008 | CN101227143A Booster circuit |
| 07/23/2008 | CN101227142A High pressure tolerance asymmetry switch |
| 07/23/2008 | CN101227141A Multiphase DC-DC converter |
| 07/23/2008 | CN101227090A Photovoltaic power generation tracking controller based on digital signal processor |
| 07/23/2008 | CN101226726A Power supply circuit for display unit and display unit |
| 07/23/2008 | CN100405728C Synchronous rectification supply converter controlled by current transformer |
| 07/23/2008 | CN100405727C PWM combined three level DC converter for zero voltage current switch |
| 07/23/2008 | CN100405726C Switch electric power device |
| 07/23/2008 | CN100405725C 电源装置 Power supply unit |
| 07/23/2008 | CN100405724C Synchronous rectified self-driving circuit of resonance restoring positive excited transformer |
| 07/23/2008 | CN100405723C PWM combined three level DC converter of Zero voltage switch |
| 07/23/2008 | CN100405722C Device, power source and method for porving continuous temperature compensation for DC-DC converter |
| 07/23/2008 | CN100405721C Switching type dc-dc converter |
| 07/23/2008 | CN100405720C Dc/dc转换器 Dc / dc converters |
| 07/23/2008 | CN100405719C Electric current load detecting device and electric power supply system assembling the same device |
| 07/23/2008 | CN100405718C DC power coverting circuit and DC power coverting device |
| 07/23/2008 | CN100405717C Soft switching DC/DC converter with less assembly |
| 07/23/2008 | CN100405716C Power changing device |
| 07/23/2008 | CN100405714C System and method of detecting phase body diode using a comparator in a synchronous rectified fet driver |
| 07/23/2008 | CN100405694C Power adapter for remote devices |
| 07/22/2008 | US7403405 Low-consumption regulator for a charge pump voltage generator and related system and method |
| 07/22/2008 | US7403402 Method and apparatus for extending the operating range of a flyforward converter |
| 07/22/2008 | US7403401 DC-AC converter and method of supplying AC power |
| 07/22/2008 | US7403400 Series interleaved boost converter power factor correcting power supply |
| 07/22/2008 | US7403397 Switching power-supply module |
| 07/22/2008 | CA2531155C More compact and higher reliability power source system |
| 07/17/2008 | WO2008086329A2 Dc/dc converter |
| 07/17/2008 | WO2008085519A1 Single input dual output voltage power supply and method therefor |
| 07/17/2008 | WO2008085091A1 Interleaved power factor corrector boost converter |
| 07/17/2008 | WO2008083496A1 Power converter with snubber |
| 07/17/2008 | WO2008083434A1 A dc/dc converter |
| 07/17/2008 | WO2008060850A3 Pulse width modulation sequence maintaining maximally flat voltage during current transients |
| 07/17/2008 | US20080170419 Active peak voltage-limiting clamp circuit |
| 07/17/2008 | US20080170418 Dc-dc converter |
| 07/17/2008 | US20080170417 Adjustable shunt regulator with soft-start reference |
| 07/17/2008 | US20080169863 Semiconductor integrated circuit device including charge pump circuit capable of suppressing noise |
| 07/17/2008 | US20080169797 Multi-Phase Voltage Regulator |
| 07/17/2008 | US20080169767 Driver circuit having power factor correction function implemented with sinusoidal waveform method |
| 07/17/2008 | DE102007002874A1 Converter architecture for low loss adjustment of double galvanically not separated voltages, has input stage and output stage formed from multiple transistor half bridges and inductances |
| 07/17/2008 | DE102006060350A1 Circuit for limiting voltage, has limiting network with connection connected with component and another connection connected with supply unit |
| 07/16/2008 | EP1944857A1 Semiconductor integrated circuit device including low noise charge pump circuit |
| 07/16/2008 | EP1943720A2 Switched mode power supply with synchronous rectifier |
| 07/16/2008 | EP1943719A1 Synchronous rectifier |
| 07/16/2008 | EP1943718A1 Switching control circuit for primary-side controlled power converters |
| 07/16/2008 | EP1943717A1 Switching control circuit with variable switching frequency for primary-side-controlled power converters |
| 07/16/2008 | EP1943716A2 Power converter |
| 07/16/2008 | CN201087939Y Improved construction of exchanging type power converter circuit |
| 07/16/2008 | CN201087938Y Bidirectional voltage raising and reducing DC/DC inverter based on DSP control |
| 07/16/2008 | CN201087928Y Booster battery with boosting battery core |
| 07/16/2008 | CN101223684A Boosting technique for a bi-directional switch in a power converter |
| 07/16/2008 | CN101222200A Full voltage transformation circuit |
| 07/16/2008 | CN101222182A AC-DC converter with power factor emendation function and its operating method |
| 07/16/2008 | CN101222181A Volt-second control circuit |
| 07/16/2008 | CN101222180A Controller of flyback converter, circuit and method for control converter |
| 07/16/2008 | CN101222179A Electrode converting circuit |
| 07/16/2008 | CN101222178A DC-DC converter, electronic equipment and method for reducing power consumption |
| 07/16/2008 | CN101222177A Voltage converting circuits |
| 07/16/2008 | CN101222176A Direct-current power supply converting circuit and mode switching method |
| 07/16/2008 | CN100403640C Electrical power control unit |
| 07/16/2008 | CN100403639C Self-excitation oscillation synchronous step-up transducer |
| 07/16/2008 | CN100403638C DC to DC converter method and circuitry |
| 07/16/2008 | CN100403637C Passive clamping soft switch high gain boost interleaved parallel converter |
| 07/16/2008 | CN100403636C Pulse frequency mode DC-DC converter circuit |