| Patents for H02M 3 - Conversion of dc power input into dc power output (54,461) |
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| 12/12/2012 | CN102820773A Power supply device for test |
| 12/12/2012 | CN102820765A Bias voltage generation circuit and switch power supply with bias voltage generation circuit |
| 12/12/2012 | CN102820764A Control circuit, switch converter and control method thereof |
| 12/12/2012 | CN102820712A Current induction type power supply of power grid monitoring device |
| 12/12/2012 | CN102364857B Primary side constant current switching power controller and method |
| 12/12/2012 | CN102082506B Clock frequency selection circuit suitable for switching power converter |
| 12/12/2012 | CN102005941B Piezoelectric ceramics driving power supply for adjusting numerical control potentiometer |
| 12/12/2012 | CN102005929B Switch power supply circuit |
| 12/12/2012 | CN102005279B 电感器以及dc-dc变换器 Inductor, and dc-dc converters |
| 12/12/2012 | CN101908821B Charge pump, charge pump booster circuit and operating method thereof |
| 12/12/2012 | CN101902859B Multi-path constant-current drive circuit |
| 12/12/2012 | CN101834527B Two-stage switching power supply conversion circuit |
| 12/12/2012 | CN101834522B Switching circuit and switching controller with anti-noise function |
| 12/12/2012 | CN101753031B Power conversion controller with very low power consumption and related method |
| 12/12/2012 | CN101743684B Insulating DC-DC converter |
| 12/12/2012 | CN101714817B Voltage converter with line loss compensation |
| 12/12/2012 | CN101702849B Multi-path PWM chopped wave current sharing circuit for LED driver |
| 12/12/2012 | CN101689810B Multi-output switching power source device |
| 12/12/2012 | CN101630908B Power supply device, over voltage protection unit thereof and over voltage protection method thereof |
| 12/12/2012 | CN101594054B Voltage converting device and voltage converting method |
| 12/12/2012 | CN101527506B Method for isolation and conversion of direct current positive and negative signals and circuit thereof |
| 12/12/2012 | CN101496267B Multiphase DC to DC converter |
| 12/12/2012 | CN101388608B Control circuit for an alternating commutator |
| 12/12/2012 | CN101295928B 稳压器 Stabilizer |
| 12/11/2012 | US8331118 Generator and method for generating a direct current high voltage, and dust collector using such generator |
| 12/11/2012 | US8331116 Forward converter transformer saturation prevention |
| 12/11/2012 | US8331114 Flyback power converters having a high side driving circuit |
| 12/11/2012 | US8331113 Resonant switching circuit for harmonic suppression of input current utilizing frequency modulation |
| 12/11/2012 | US8331112 Systems and methods of primary-side sensing and regulation for flyback power converter with high stability |
| 12/11/2012 | US8331111 Switching power supply device |
| 12/11/2012 | US8331110 Switching capacitor—PWM power converter |
| 12/11/2012 | US8331109 Asymmetric half-bridge with reduced switch load |
| 12/06/2012 | WO2012167127A1 Control data determination from primary-side sensing of a secondary-side voltage in a switching power converter |
| 12/06/2012 | WO2012165649A1 Power mosfet driver circuit and element value determining method therefor |
| 12/06/2012 | WO2012164981A1 Switching power supply |
| 12/06/2012 | WO2012164788A1 Power supply device |
| 12/06/2012 | WO2012164787A1 Buck-boost converter |
| 12/06/2012 | WO2012164785A1 Lighting circuit and lamp |
| 12/06/2012 | WO2012164658A1 Fuel battery system |
| 12/06/2012 | WO2012164613A1 Switching power supply and semiconductor device |
| 12/06/2012 | WO2012163630A1 Power supply circuit and polarity reversal protection circuit |
| 12/06/2012 | WO2012163248A1 Switching power supply control device and flyback switching power supply comprising same |
| 12/06/2012 | WO2012075229A3 Lossless inductor current sensing in a switch-mode power supply |
| 12/06/2012 | WO2012073120A4 Process and temperature insensitive inverter |
| 12/06/2012 | WO2012020144A3 Switch mode power supply for envelope tracking |
| 12/06/2012 | WO2011134057A8 Power converter for a power generator |
| 12/06/2012 | US20120307530 Power supply device and method for controlling same |
| 12/06/2012 | US20120307529 Switching power source apparatus |
| 12/06/2012 | US20120307528 Impedance control for a power converter |
| 12/06/2012 | US20120307527 Dc-dc converter for electric power using a dc electric power source |
| 12/06/2012 | US20120307526 Dc-dc converter device |
| 12/06/2012 | US20120307525 Arrangement for current conversion with an inverter |
| 12/06/2012 | US20120306407 Primary-Side Control Of A Switching Power Converter With Feed Forward Delay Compensation |
| 12/06/2012 | US20120306394 Switching power supply circuit, semiconductor device, and led lighting device |
| 12/06/2012 | US20120306278 Voltage Regulation Of A DC/DC Converter |
| 12/06/2012 | DE112010002433T5 Transformatorsteuervorrichtung Transformer controller |
| 12/06/2012 | DE102012208884A1 DC-DC-Wandlervorrichtung DC-DC converter device |
| 12/06/2012 | DE102012208610A1 Verfahren und vorrichtungen für drahtlose einrichtungsanwendung mit fahrzeuginteraktion Method and devices for wireless device application with vehicle interaction |
| 12/06/2012 | DE102012104732A1 Hinterleuchtungseinheit und Verfahren zum Ansteuern derselben Backlight unit and method of driving the same |
| 12/06/2012 | DE102011108738B3 Load current sensing circuit for sensing load current of direct current converter, has simulation stage forming resistor proportional to time-averaged resistor, and measurement circuit measuring current flowing through resistor with voltage |
| 12/06/2012 | DE102010045389B4 Spannungsversorgungsanordnung und Verfahren zur Spannungsversorgung einer elektrischen Last Power Apparatus and method for supplying power to an electrical load |
| 12/06/2012 | DE102005002360B4 Tiefsetzer, Verfahren zur Ansteuerung und Verwendung des Tiefsetzers Down converter, procedures for control and use of the buck converter |
| 12/05/2012 | EP2530819A1 Control circuit and control method for power conversion device |
| 12/05/2012 | EP2530818A1 Power conversion apparatus, grid connection apparatus, and grid connection system |
| 12/05/2012 | EP2529474A2 Resonant fly-back power converter and led lighting unit powered therefrom |
| 12/05/2012 | CN202586791U Mini solar photovoltaic grid-connected inverter |
| 12/05/2012 | CN202586786U Synchronous rectification circuit based on synchronous rectification chip low-voltage-output push-pull converter |
| 12/05/2012 | CN202586779U Mine intrinsic safety switching power supply |
| 12/05/2012 | CN202586778U Power source for light-emitting diode (LED) display screen |
| 12/05/2012 | CN202586772U Switching power supply |
| 12/05/2012 | CN202586757U Non-isolation voltage-reducing type DC-DC converter |
| 12/05/2012 | CN202586756U Explosion-proof power supply module |
| 12/05/2012 | CN202586755U Current sampling circuit used for phase shift full bridge in vehicle-mounted charger |
| 12/05/2012 | CN202586754U High-voltage pulse and low-voltage circuit isolator |
| 12/05/2012 | CN202586753U Inner power supply circuit for wind range power input |
| 12/05/2012 | CN202586752U Low-voltage protection linear power supply circuit and television set |
| 12/05/2012 | CN202586751U High-precision AC/DC converter current-limiting circuit |
| 12/05/2012 | CN202586750U Liquid crystal display device as well as backlight system, backlight driving circuit and voltage transformation circuit thereof |
| 12/05/2012 | CN202586749U Power supply conversion device |
| 12/05/2012 | CN202586748U Interlaced parallel BOOST converter |
| 12/05/2012 | CN202586747U Wide voltage input and constant voltage output circuit |
| 12/05/2012 | CN202586746U DC-DC voltage booster circuit based on single chip microcomputer |
| 12/05/2012 | CN202586745U Vehicle power supply converter |
| 12/05/2012 | CN202586744U Vehicle direct current converter |
| 12/05/2012 | CN202586743U Vehicle universal power source adapter |
| 12/05/2012 | CN202586742U Power supply system for frequency voltage stability control device |
| 12/05/2012 | CN202586724U Self-adaptive continuous-flow control device for pseudo continuous conductive mode switch converter |
| 12/05/2012 | CN202586439U Vehicle-mounted isolation type charger |
| 12/05/2012 | CN202586368U Mini solar photovoltaic grid-connected inverter |
| 12/05/2012 | CN202586276U Excitation power supply used for superconducting magnet |
| 12/05/2012 | CN1747300B Method for adjusting or controlling resonance transducer and switch power device |
| 12/05/2012 | CN102812632A Power-conserving drive device and method for device having uniform load pattern |
| 12/05/2012 | CN102812628A Resonant Circuit And Resonant DC/DC Converter |
| 12/05/2012 | CN102812627A Switched mode power supply with voltage regulator |
| 12/05/2012 | CN102812626A DC TO DC converter having switch control and method of operation |
| 12/05/2012 | CN102812621A Suspension System For Vehicle |
| 12/05/2012 | CN102811677A Variable-output radiofrequency ablation power supply |
| 12/05/2012 | CN102810987A Vehicle electric drive and power systems |
| 12/05/2012 | CN102810986A Series topological light-emitting diode (LED) switching power circuit |
| 12/05/2012 | CN102810985A Hybrid control techniques for series resonant converter |