| Patents for H02M 3 - Conversion of dc power input into dc power output (54,461) |
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| 06/13/2012 | CN202276288U 一种稳压开关电源模块并联均流供电系统 One kind of voltage switching power supply module Parallel Current power supply system |
| 06/13/2012 | CN202276184U 大型充放电组合斩波恒压不间断直流电源装置 Large discharge combination chopper constant uninterruptible DC power supply device |
| 06/13/2012 | CN1980027B Switching regulator |
| 06/13/2012 | CN1866705B Apparatus for supplying power source |
| 06/13/2012 | CN102498654A 低功率开关模式电源 Low power switch mode power supply |
| 06/13/2012 | CN102498653A Improvements in dc-dc converters |
| 06/13/2012 | CN102498652A Switching power converter with current sensing transformer auxiliary power supply |
| 06/13/2012 | CN102498651A Power converter and fuel cell vehicle with power converter |
| 06/13/2012 | CN102498650A Starting up a dc/dc converter having a high-frequency transformer |
| 06/13/2012 | CN102497711A LED drive circuit and switch power supply containing drive circuit |
| 06/13/2012 | CN102497127A Energy storage charging power supply device for connecting electric automobile with intelligent power grid |
| 06/13/2012 | CN102497108A LLC resonance type push-pull forward conversion topology |
| 06/13/2012 | CN102497107A Switch power supply and control circuit of switch power supply |
| 06/13/2012 | CN102497106A Single-end forward power inverter |
| 06/13/2012 | CN102497105A Synchronous-rectification flyback switching power supply device and control method thereof |
| 06/13/2012 | CN102497104A Resonant transformation circuit applied to medical equipment and provided with synchronous rectification control |
| 06/13/2012 | CN102497103A High efficiency DC-DC conversion device in light load |
| 06/13/2012 | CN102497102A Synchronous buck-boost DC-DC conversion circuit with wide output range |
| 06/13/2012 | CN102497101A Self-excited Buck circuit |
| 06/13/2012 | CN102497100A Direct current booster device |
| 06/13/2012 | CN102497099A Switch power supply efficiency measurement and control apparatus and method thereof |
| 06/13/2012 | CN102497098A Multiphase synchronous rectification BUCK topology circuit |
| 06/13/2012 | CN102497097A Ultra-low-voltage booster circuit for solar power generation |
| 06/13/2012 | CN102497096A DC/DC converter for preprocessing direct-voltage under-voltage surges |
| 06/13/2012 | CN101895208B Power supplier for negative pressure load |
| 06/13/2012 | CN101873071B Minimum modulation method of full bridge-Boost DC converter inductive current pulsation |
| 06/13/2012 | CN101682208B Electric system control device and control method |
| 06/13/2012 | CN101527512B Bias-current limiting method and apparatus for restricting the maximum output power of power converter |
| 06/13/2012 | CN101488710B A charge pump circuit |
| 06/13/2012 | CN101340145B Boosting circuit and integrated circuit having the same |
| 06/13/2012 | CN101335521B Charge pump for phase lock loop |
| 06/13/2012 | CN101286704B Determining average output current in dc-dc converter |
| 06/12/2012 | US8199539 Adaptive control for transition between multiple modulation modes in a switching power converter |
| 06/12/2012 | US8199538 Switched mode power supply with improved current sensing |
| 06/12/2012 | US8199537 Detecting light load conditions and improving light load efficiency in a switching power converter |
| 06/12/2012 | US8199536 Method and device for sensing a current flowing through an output inductor of a PWM driven converter |
| 06/12/2012 | US8199535 Switching power source apparatus |
| 06/12/2012 | US8199534 Load current detection in electrical power converters |
| 06/12/2012 | US8199533 Switching power supply device |
| 06/12/2012 | US8199532 Isolated voltage converter with feedback on the primary winding, and corresponding method for controlling the output voltage |
| 06/12/2012 | US8199531 Isolated voltage converter with feedback on the primary winding, and corresponding method for controlling the output voltage |
| 06/12/2012 | US8199530 Power supply unit, hard disk drive and method of switching the power supply unit |
| 06/12/2012 | US8199529 Inductorless isolated power converters with zero voltage and zero current switching |
| 06/12/2012 | US8198756 Voltage-boosting stage |
| 06/12/2012 | CA2757135A1 Synchronous rectified switch with auto fault clearing |
| 06/11/2012 | DE202007019413U1 Primärseitig eingestelltes Stromversorgungssystem mit Ausgabe eines konstanten Stroms Adjusted primary side power supply system with a constant current output |
| 06/11/2012 | CA2756901A1 Synchronous rectified pwm regulator with auto fault clearing |
| 06/07/2012 | WO2012075229A2 Lossless inductor current sensing in a switch-mode power supply |
| 06/07/2012 | WO2012075225A2 User-configurable, efficiency-optimizing, calibrated sensorless power/energy conversion switch-mode power supply with a serial communications interface |
| 06/07/2012 | WO2012075189A2 Photovoltaic array systems, methods, and devices with bidirectional converter |
| 06/07/2012 | WO2012074967A1 Fully integrated 3-level dc/dc converter for nanosecond-scale dynamic voltage scaling with fast shunt regulation |
| 06/07/2012 | WO2012074806A2 Efficiency-optimizing, calibrated sensorless power/energy conversion in a switch-mode power supply |
| 06/07/2012 | WO2012073707A1 Switching power-supply circuit |
| 06/07/2012 | WO2012073706A1 Switching power-supply circuit |
| 06/07/2012 | WO2012073571A1 Power conversion device |
| 06/07/2012 | WO2012072803A1 Dc/dc voltage converter and method for operating a dc/dc voltage converter |
| 06/07/2012 | WO2012072732A2 A method for increasing power transferred by an integrated inductor and a resonant-mode power supply with an integrated inductor |
| 06/07/2012 | WO2012072359A1 Polyphase converter with magnetically coupled phases |
| 06/07/2012 | WO2012071735A1 Power converter |
| 06/07/2012 | US20120140531 Flyback primary side output voltage sensing system and method |
| 06/07/2012 | US20120140530 Switching power supply apparatus and image forming apparatus |
| 06/07/2012 | US20120140529 Energy Recirculation and Active Clamping to Improve Efficiency of Flyback or Push Pull DC to DC Converters |
| 06/07/2012 | US20120140528 Forward converter transformer saturation prevention |
| 06/07/2012 | US20120140527 Converting leakage current to dc output |
| 06/07/2012 | US20120140526 Synchronous rectifier bi-directional converter |
| 06/07/2012 | US20120140525 Energy transfer assembly with tuned leakage inductance and common mode noise compensation |
| 06/07/2012 | US20120140524 Power supply and arc processing power supply |
| 06/07/2012 | US20120140523 Dc-dc converter and manufacturing method thereof |
| 06/07/2012 | US20120139630 Compound semiconductor device and method of manufacturing the same |
| 06/07/2012 | US20120139130 Semiconductor Device |
| 06/07/2012 | CA2818855A1 A method for increasing power transferred by an integrated inductor and a resonant-mode power supply with an integrated inductor |
| 06/06/2012 | EP2461473A2 Power supply controlled by pulse width modulation and phase shift modulation |
| 06/06/2012 | EP2461472A2 Synchronous rectifier bi-directional converter |
| 06/06/2012 | EP2461471A1 Dc-dc converter circuit |
| 06/06/2012 | EP2461470A2 Synchronous rectifier bi-directional current sensor |
| 06/06/2012 | EP2460262A1 Power supply |
| 06/06/2012 | EP2460256A2 Bi-directional battery voltage converter |
| 06/06/2012 | EP2460254A2 Bi-directional battery voltage converter |
| 06/06/2012 | EP1913455B1 Dc-dc converter with switchable estimators |
| 06/06/2012 | DE112009005054T5 Wandlersteuervorrichtung und Mehrphasenwandler Converter control apparatus and multi-phase converter |
| 06/06/2012 | DE102011119101A1 Verfahren und Vorrichtung zur Umsetzung eines ungeregelten Ruhemodus mit Ausgangsreset in einem Leistungswandler Method and apparatus for implementing an unregulated sleep mode with output reset in a power converter |
| 06/06/2012 | DE102011117508A1 Spulenstrommessung für dc/dc-umsetzer Coil current measurement for dc / dc converter |
| 06/06/2012 | DE102010062242A1 Multiphasenwandler Multi-phase converter |
| 06/06/2012 | DE102010062240A1 Multiphasenwandler Multi-phase converter |
| 06/06/2012 | DE102010061045A1 Circuit for reducing power input of direct current (DC)-DC converter attached to onboard network of motor vehicle, generates signals for modifying control variable of converter, when voltage drop in converter is detected |
| 06/06/2012 | DE102010061042A1 Gleichspannungswandler mit Schaltung zum Nachbilden eines Stroms durch eine Speicherdrossel DC voltage converter circuit for replicating a current through a choke |
| 06/06/2012 | DE102010060957A1 Verfahren zum Betreiben eines Gleichspannungswandlers Method for operating a DC-DC converter |
| 06/06/2012 | DE102007021923B4 Vorrichtung zum Betreiben eines Schaltnetzteils Device for operating a switched mode power supply |
| 06/06/2012 | DE102007014399B4 Regelschleife mit zwei Betriebsarten für getakteten Stromwandler Control loop with two operating modes for switching power converters |
| 06/06/2012 | CN202268815U 高精度变压器隔离控制电路 High-precision control circuit transformer isolation |
| 06/06/2012 | CN202268814U 微弧氧化电源电路 Micro-arc oxidation power supply circuit |
| 06/06/2012 | CN202268809U 一种新型直流高压发生电路 A new DC high voltage generator circuit |
| 06/06/2012 | CN202268808U 电流型控制的单路输出反激式变换器 Current-controlled single-output flyback converter |
| 06/06/2012 | CN202268807U 用于控制初级侧调节器中的开关的集成电路、初级侧调节的集成控制电路及开关电源 IC is used to control the primary side switching regulator, integrated control circuit on the primary side regulation and switching power supply |
| 06/06/2012 | CN202268806U 一种高压高效率电源模块 A high-pressure high-efficiency power module |
| 06/06/2012 | CN202268805U Distributed power transmission device and system and processor for voltage scaling on tube core |
| 06/06/2012 | CN202268804U 车身电子控制器中由微控制器自控的稳压装置 Regulator device body electronic controller controlled by the microcontroller's |
| 06/06/2012 | CN202268803U 一种新型的高效fpga供电电源 A new high-efficiency power supply fpga |
| 06/06/2012 | CN202268802U 开关变换电路及用于其中的集成电路 Switching converter circuit and an integrated circuit for use therein |
| 06/06/2012 | CN202264647U 电动汽车电机驱动与能量回馈双向电源 Electric vehicle motor drive and regenerative bidirectional power |