| Patents for H02M 3 - Conversion of dc power input into dc power output (54,461) |
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| 05/21/2008 | CN101183828A Integrated switch with internally adjusted conduction time |
| 05/21/2008 | CN101183827A Circuit device |
| 05/21/2008 | CN101183826A Power supply converter |
| 05/21/2008 | CN101183825A Switch power supply unit and IC for overload and saturation protection |
| 05/21/2008 | CN101183824A Method and apparatus for pulse width modulation |
| 05/21/2008 | CN100389536C Dc-to-dc converter |
| 05/21/2008 | CN100389535C Synchronous rectification switching power supply |
| 05/21/2008 | CN100389373C Circuit for generating source voltage |
| 05/20/2008 | US7375995 Power factor correction circuit |
| 05/20/2008 | US7375993 High-voltage X-ray generator |
| 05/20/2008 | US7375988 Self-synchronized high voltage synchronous rectifier and drive |
| 05/20/2008 | US7375987 Resonant switching power source apparatus |
| 05/20/2008 | US7375986 Method and device for producing an electric heating current, particularly for inductive heating of a workpiece |
| 05/20/2008 | US7375985 High efficiency single stage bidirectional converter |
| 05/20/2008 | US7375984 Zero voltage zero current switching converter |
| 05/20/2008 | US7375607 DC transformer with an output inductance integrated on a magnetic core thereof and a DC/DC converter employing the same |
| 05/20/2008 | US7375444 Microwave generator |
| 05/20/2008 | CA2522128C Programmable peripheral power hub module |
| 05/15/2008 | WO2008056436A1 Input voltage detecting circuit |
| 05/15/2008 | WO2008056435A1 Piezoelectric transformer drive circuit |
| 05/15/2008 | WO2008055545A1 Self-oscillating dc-dc converter and method therefor |
| 05/15/2008 | WO2008029343A3 Resonant power converter |
| 05/15/2008 | WO2008029330A3 Adaptation circuit for controlling a conversion circuit |
| 05/15/2008 | WO2008015626A3 Electrical dc-dc power converter with magnetically coupled switch control circuit |
| 05/15/2008 | US20080112195 Transforming circuit for power supplier |
| 05/15/2008 | US20080112194 Method and circuit for controlling a switched-mode power supply |
| 05/15/2008 | US20080112193 On-Time Control For Constant Current Mode In A Flyback Power Supply |
| 05/15/2008 | US20080112192 Switching power supply device |
| 05/15/2008 | US20080112139 Power converter package and thermal management |
| 05/15/2008 | US20080111535 Separate type converter having relatively better effectiveness |
| 05/14/2008 | EP1920525A2 Control system for a voltage converter and method |
| 05/14/2008 | EP1920524A2 Linear transconductor for a one-cycle controller, notably for a dc-dc switching converter |
| 05/14/2008 | EP1756933A4 Phone energy management for low battery voltages |
| 05/14/2008 | EP1623494B1 D.c. converter comprising an input switching step and several output channels |
| 05/14/2008 | CN201061161Y Power adapter |
| 05/14/2008 | CN101180784A DC/DC converter |
| 05/14/2008 | CN101180191A Load drive apparatus and motored vehicle having the same mounted thereon |
| 05/14/2008 | CN101179229A Method and circuit for controlling a switched-mode power supply |
| 05/14/2008 | CN101179228A Voltage conversion device with non-linear gain and transferable gain polarity |
| 05/14/2008 | CN101179227A Low loss dc/dc converter and dc/dc power converting method |
| 05/14/2008 | CN101179226A Low loss dc/dc converter and dc/dc power converting method |
| 05/14/2008 | CN101178613A Voltage output device |
| 05/14/2008 | CN100388606C Current/voltage converter |
| 05/14/2008 | CN100388605C Sampling unit for multiple times |
| 05/14/2008 | CN100388604C Switching power source apparatus |
| 05/14/2008 | CN100388603C Panel built-in DC-DC converter |
| 05/14/2008 | CN100388602C DC-DC power convertor with low output ripple and low stresses of parts |
| 05/14/2008 | CN100388065C Power supply apparatus |
| 05/13/2008 | US7373527 System and method for interleaving point-of-load regulators |
| 05/13/2008 | US7372902 Pulse with modulation signal generating circuit |
| 05/13/2008 | US7372712 Multiple inverter system with single controller and related operating method |
| 05/13/2008 | US7372710 Switching power source device of the type capable of controlling power loss in generating output voltage from a secondary winding of a transformer |
| 05/13/2008 | US7372709 Power conditioning system for energy sources |
| 05/13/2008 | US7372684 Power supply device |
| 05/13/2008 | US7372318 Precision, low drift, stacked voltage reference |
| 05/13/2008 | US7372236 Charger and DC-DC converter |
| 05/13/2008 | US7372232 Apparatus for drive control, power conversion, and start-up control in a PMBDCM or two-phase SRM drive system |
| 05/08/2008 | WO2008054083A1 Circuit for output current detect, circuit for output current feedback, and smps which limits output current by primary side feedback |
| 05/08/2008 | WO2008054082A1 Circuit for output voltage error detect and feedback in smps |
| 05/08/2008 | WO2008053850A1 Power supply control circuit |
| 05/08/2008 | WO2007108974B1 Multi-path digital power supply controller |
| 05/08/2008 | US20080106917 Variable edge modulation in a switching regulator |
| 05/08/2008 | US20080106916 Switching power supply unit and method for setting switching frequency |
| 05/08/2008 | US20080106246 Driver for a Power Converter and a Method of Driving a Switch Thereof |
| 05/08/2008 | US20080106151 Pulse power generator using semiconductor switch |
| 05/07/2008 | EP1919070A2 Switching power supply unit |
| 05/07/2008 | EP1919068A2 Regulator for isolated flyback power supply using primary side sensing |
| 05/07/2008 | EP1919067A1 Control circuit for a switch in a switched mode power supply with burst mode |
| 05/07/2008 | EP1919066A2 Dual input prioritized LDO regulator |
| 05/07/2008 | EP1919065A2 Aerospace electrical power subsystem configuration using multi-functional DC/DC converter |
| 05/07/2008 | EP1917710A1 Step-down voltage converter |
| 05/07/2008 | EP1726085B1 Method for operating a supply unit for a driver circuit, and supply unit for a driver circuit |
| 05/07/2008 | CN101176049A Dynamic optimization of efficiency using dead time and fet drive control |
| 05/07/2008 | CN101174809A Intelligent dc motor controller of step-climbing machine |
| 05/07/2008 | CN101174800A Current conversion circuit |
| 05/07/2008 | CN101174797A Synchronous commutation convertor with variable turn ratio |
| 05/07/2008 | CN101174796A Switching controller having synchronous input for the synchronization of power converters |
| 05/07/2008 | CN101174795A Semi-bridge resonant vibration converter |
| 05/07/2008 | CN101174794A Power supply circuit and control circuit for use in the same |
| 05/07/2008 | CN101174793A Level shifter having single voltage source |
| 05/07/2008 | CN101174792A DC-DC converting circuit |
| 05/07/2008 | CN101174791A Electric power output voltage-operated device |
| 05/07/2008 | CN101174790A Compensated switching power supply controller and method therefor |
| 05/07/2008 | CN101174789A Charge pump circuit |
| 05/07/2008 | CN101174156A Power supply equipment |
| 05/07/2008 | CN100386960C Semiconductor device and display device |
| 05/07/2008 | CN100386959C Five-level high-frequency DC converter |
| 05/07/2008 | CN100386958C Sequentially soft starting electric circuit with multiple channels |
| 05/07/2008 | CN100386957C Control circuit for carrying out current limitation on peak current controlled DC-DC transformer |
| 05/07/2008 | CN100386937C Power supply circuit and power supply control method therein |
| 05/06/2008 | US7370213 Power supply unit and computer |
| 05/06/2008 | US7369420 Control circuit for isolated forward DC-to DC converters |
| 05/06/2008 | US7369419 Voltage converter |
| 05/06/2008 | US7369418 Method and apparatus for a switch mode power supply that generates a high pulse width modulation gain while maintaining low noise sensitivity |
| 05/06/2008 | US7369143 Display device |
| 05/06/2008 | US7369026 Method and apparatus for substantially reducing electrical displacement current flow between input and output circuits coupled to input and output windings of an energy transfer element |
| 05/06/2008 | US7368969 Level shift circuit and semiconductor device |
| 05/06/2008 | US7368898 Power array system and method |
| 05/06/2008 | US7368894 Method for reducing the cost of voltage regulation circuitry in switch mode power supplies |
| 05/06/2008 | US7368877 Light emitting display device and drive control method thereof |