| Patents for H02M 3 - Conversion of dc power input into dc power output (54,461) |
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| 12/01/2010 | CN1742423B Switching power supply |
| 12/01/2010 | CN101904082A Electrically-isolated AC/DC converter |
| 12/01/2010 | CN101904081A Multi-regulator power delivery system for asic cores |
| 12/01/2010 | CN101904080A Power conversion device, switch device and method for controlling power conversion device |
| 12/01/2010 | CN101904079A Variable-capacitance electrical converter |
| 12/01/2010 | CN101902173A Solar charging system, maximum power point tracking device and electricity-fetching module thereof |
| 12/01/2010 | CN101902139A Modularized multiple constant current output converter |
| 12/01/2010 | CN101902137A Power source apparatus |
| 12/01/2010 | CN101902135A Three-phase four-wire switching power supply with high zero-line judgment efficiency |
| 12/01/2010 | CN101902134A Power source apparatus |
| 12/01/2010 | CN101902132A Power supply technology of 10KV electronic measuring system |
| 12/01/2010 | CN101902129A Current-type multi-resonance direct current (DC) converter |
| 12/01/2010 | CN101902128A Flyback power converter |
| 12/01/2010 | CN101902127A Electronic load energy recovery scheme based on DC bus |
| 12/01/2010 | CN101902126A Power supply device for sputter ion pumps |
| 12/01/2010 | CN101902125A Power supply unit and control circuit of power supply unit |
| 12/01/2010 | CN101902124A Buck-Boost switch power converter for controlling grid swing |
| 12/01/2010 | CN101902123A Power IC and driving method thereof |
| 12/01/2010 | CN101902051A Efficient energy conversion device for solar cell panel, array and application method |
| 12/01/2010 | CN101900760A Electricity meter and power source applicable to same |
| 12/01/2010 | CN101900587A Constant mean value excitation current source of electromagnetic flowmeter |
| 12/01/2010 | CN101540542B Single-inductor switch direct current voltage converter and 4-mode control method |
| 12/01/2010 | CN101424795B LCD and detecting method thereof |
| 12/01/2010 | CN101373927B Charging pump circuit and operating method and semiconductor device thereof |
| 12/01/2010 | CN101364771B Single chip controlled power supply apparatus |
| 12/01/2010 | CN101345476B DC-DC conversion decompression soft switch circuit |
| 12/01/2010 | CN101335489B Implementing method and apparatus of zero voltage switch, tri-level DC converter |
| 12/01/2010 | CN101291106B Sampling method for adjusting duty ratio |
| 12/01/2010 | CN101247088B Power converter and magnetic bias regulating method |
| 12/01/2010 | CN101212180B Switching control circuit |
| 12/01/2010 | CN101064438B Uninterruption power supply capable of providing sine wave output AC voltage |
| 11/30/2010 | US7843713 Method of driving DC/DC converter, and DC/DC converter |
| 11/30/2010 | US7843712 Charge pump for positive pumping and negative pumping |
| 11/30/2010 | US7843708 Synchronous rectifier type series resonant converter for operating in intermittence mode |
| 11/30/2010 | US7843707 Non-contact power supply having built-in coupling detection device and coupling detection method thereof |
| 11/30/2010 | US7843706 Circuit controller, inrush current limiting circuit, inrush current limiting circuit with battery, inverter, and inverter with battery |
| 11/30/2010 | US7843140 AC switch with zero off current for EL panel |
| 11/30/2010 | US7842555 Integrated transistor module and method of fabricating same |
| 11/25/2010 | WO2010135083A1 System and method for supplying power to a load |
| 11/25/2010 | WO2010134516A1 Power supply device and electronic device provided with same |
| 11/25/2010 | WO2010134179A1 Converter overcurrent prevention/control device and converter overcurrent prevention method |
| 11/25/2010 | US20100296319 Power source module with broad input voltage range |
| 11/25/2010 | US20100296318 System and Method for Ringing Suppression in a Switched Mode Power Supply |
| 11/25/2010 | US20100296317 Extensible switching power circuit |
| 11/25/2010 | US20100296316 Piezoelectric converter with primary regulation and associated piezoelectric transformer |
| 11/25/2010 | US20100296315 Piezoelectric power converter |
| 11/25/2010 | US20100295470 Control device for a flyback converter |
| 11/25/2010 | US20100295379 System and method for supplying power to a load |
| 11/25/2010 | DE112009000162T5 Steuersystem für eine drehende elektrische Maschine und ein Fahrzeugantriebssystem A control system for a rotating electrical machine and a vehicle drive system |
| 11/25/2010 | DE102010029244A1 System und Verfahren zur Transientenunterdrückung in einem Schaltnetzteil System and method for transient suppression in a switching power supply |
| 11/25/2010 | DE102010002074A1 Zweiphasiger Wandler-gekoppelter Verstärkungswechselrichter Two-phase transformer-coupled gain inverter |
| 11/24/2010 | EP2254230A1 Switched mode power supply responsive to current derived from voltage across energy transfer element input |
| 11/24/2010 | EP2254227A1 Control device for a constant current flyback converter |
| 11/24/2010 | EP2254226A1 Voltage regulator |
| 11/24/2010 | EP2254225A1 Switching Converter |
| 11/24/2010 | EP2254170A2 Switching assembly for actuating a capacitive load |
| 11/24/2010 | EP1771934B1 Control of power breakers |
| 11/24/2010 | EP1624558B1 Semiconductor integrated circuit device |
| 11/24/2010 | EP1609235B1 Phase-shifted resonant converter having reduced output ripple |
| 11/24/2010 | EP1590876B1 Energy saving startup circuit for power supply |
| 11/24/2010 | EP1473819B1 Voltage converter control apparatus, voltage conversion method, storage medium, program, drive system, and vehicle having the drive system |
| 11/24/2010 | CN201656918U Signal processing circuit |
| 11/24/2010 | CN201656798U High-potential electron plate of thyristor valve |
| 11/24/2010 | CN201656795U Resistance-capacitance pressure relief device |
| 11/24/2010 | CN201656794U DVD switch power supply |
| 11/24/2010 | CN201656781U 正激变换器 Forward Converter |
| 11/24/2010 | CN201656780U Auxiliary source circuit applicable to switch power supply |
| 11/24/2010 | CN201656779U Low power consumption standby circuit and electric appliance |
| 11/24/2010 | CN201656778U System for linearly adjusting slope of slope compensation voltage |
| 11/24/2010 | CN201656777U Power supply management circuit and electronic equipment therewith |
| 11/24/2010 | CN201656776U Electric potential pull-up circuit and pull-down circuit of I/O port of integrated circuit |
| 11/24/2010 | CN201656775U Switching power supply monocyclic fixed-frequency hysteresis-loop control device |
| 11/24/2010 | CN201656774U Power supply conversion circuit and device |
| 11/24/2010 | CN201656773U High-voltage frequency converter drive circuit |
| 11/24/2010 | CN201656772U Power circuit |
| 11/24/2010 | CN201656771U Improved switching power supply pulse-sequence control device |
| 11/24/2010 | CN201656770U Stabilized voltage power circuit |
| 11/24/2010 | CN201656769U Collector supply for semiconductor characteristic curve tracers |
| 11/24/2010 | CN201656768U Coupled inductor realizing high-gain double voltage boost converter |
| 11/24/2010 | CN201656767U Power supply module capable of implementing frequency conversion |
| 11/24/2010 | CN201656758U Power supply with error locking protection function |
| 11/24/2010 | CN201656754U Driving circuit capable of fast switching off exhaustive switch devices |
| 11/24/2010 | CN201656752U On-off reliable enhancement-depletion device combined switch circuit |
| 11/24/2010 | CN201656473U Network transmission device for DC supply |
| 11/24/2010 | CN201654577U Intelligent temperature controller |
| 11/24/2010 | CN201650340U Power isolation device used for monitoring coal mine underground gas |
| 11/24/2010 | CN1860657B Power supply apparatus |
| 11/24/2010 | CN101897110A Low voltage charge pump with regulation |
| 11/24/2010 | CN101896373A Power supply unit for vehicle |
| 11/24/2010 | CN101895217A Power saving system for household electric appliance |
| 11/24/2010 | CN101895211A Extensible switching power supply circuit |
| 11/24/2010 | CN101895209A Power supply circuit and method thereof |
| 11/24/2010 | CN101895208A Power supplier for negative pressure load |
| 11/24/2010 | CN101895202A Constant-current isolation module laser power supply |
| 11/24/2010 | CN101895201A LLC (Logical Link Control) series resonance converter and drive method thereof |
| 11/24/2010 | CN101895200A Alternating parallel flyback converters with alternated master-slave circuit branches |
| 11/24/2010 | CN101895199A Isolation type Buck-Boost direct current converter |
| 11/24/2010 | CN101895198A Current feed three-inductor boost converter of high frequency transformer connected in delta/Y shape |
| 11/24/2010 | CN101895197A Passive equalizing soft switching circuit of high-frequency power electronic device with n serial diodes |
| 11/24/2010 | CN101895196A Current-mode multiplexed-output DC-DC switch power supply of secondary current sampling |