| Patents for H02M 3 - Conversion of dc power input into dc power output (54,461) |
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| 04/10/2007 | US7202653 High efficiency power converter |
| 04/10/2007 | US7202652 Motor driving apparatus incorporating switch device driving apparatus |
| 04/10/2007 | US7202651 System and method for providing digital pulse width modulation |
| 04/10/2007 | US7202650 Controller for DC to DC converter |
| 04/10/2007 | US7202648 Fully integrated DC-to-DC regulator utilizing on-chip inductors with high frequency magnetic materials |
| 04/10/2007 | US7202644 DC—DC converting method and apparatus |
| 04/10/2007 | US7202641 DC-to-DC converter |
| 04/10/2007 | US7202640 Power factor improving circuit |
| 04/10/2007 | US7202609 Noise reduction in a power converter |
| 04/10/2007 | CA2415235C A power system for producing a regulated dc output voltage |
| 04/05/2007 | WO2007037033A1 Electric power supply device |
| 04/05/2007 | WO2007010167A3 Dc/dc converter-regulator |
| 04/05/2007 | US20070076459 Apparatus for supplying energy to a load and a related system |
| 04/05/2007 | US20070076449 Switching power source apparatus |
| 04/05/2007 | US20070076448 DC-DC Converter |
| 04/05/2007 | US20070076447 Control circuit for controlling the current and voltage for a switched-mode power supply |
| 04/05/2007 | US20070076446 Power converter |
| 04/05/2007 | US20070076445 Power converter |
| 04/05/2007 | US20070076444 Using a variable frequency drive for non-motor loads |
| 04/05/2007 | US20070076443 Switching power supply circuit |
| 04/05/2007 | DE102005046959A1 Frequency modulation circuit for controlling e.g. resonance converter, has current source connected to terminal of integrated component to adjust duration of charging process of accumulator and rising edge of signal by producing current |
| 04/04/2007 | EP1770849A2 Switching power supply unit |
| 04/04/2007 | EP1770848A2 Voltage regulating systems responsive to feed-forward information from deterministic loads |
| 04/04/2007 | CN2886912Y Controller for power converter |
| 04/04/2007 | CN1943099A Compensation circuit |
| 04/04/2007 | CN1942280A 焊接机 Welding machine |
| 04/04/2007 | CN1941589A 电功率转换器电路 Electric power converter circuit |
| 04/04/2007 | CN1941588A Ac至dc转换器电路 Ac to dc converter circuit |
| 04/04/2007 | CN1941583A Switching power source apparatus |
| 04/04/2007 | CN1941582A High power supply to control an abnormal load |
| 04/04/2007 | CN1941581A Controller for DC-DC converter and method for controlling dc-dc converter |
| 04/04/2007 | CN1941580A Multi-phase and step-down converter |
| 04/04/2007 | CN1941579A Charge-pump circuit |
| 04/04/2007 | CN1941578A Semiconductor device with charge pump booster circuit |
| 04/04/2007 | CN1941577A Booster circuit |
| 04/04/2007 | CN1941576A DC/DC converter with inductor current sensing capability |
| 04/04/2007 | CN1941575A Double-output power supplier |
| 04/04/2007 | CN1941574A Controlling circuit with skip-frequency operation and electromagnetic interference of power supplier decreasement |
| 04/04/2007 | CN1309156C Switch type power converter |
| 04/04/2007 | CN1309155C Switch power circuit and converter |
| 04/03/2007 | US7200014 System and method for transferring duty cycle information in an isolated DC/DC converter or other circuit |
| 04/03/2007 | US7200013 Power supply device and single photo-coupler control circuit thereof |
| 04/03/2007 | US7200012 Circuit utilizing a push-pull pulse width modulator to control a full-bridge inverter |
| 04/03/2007 | US7199642 Battery-power-operated circuit |
| 04/03/2007 | US7199627 DC-DC converter connected to phase locked loop |
| 04/03/2007 | US7199568 DC power supply and integrated circuit device |
| 04/03/2007 | US7199564 Alternating current converter |
| 04/03/2007 | US7199563 DC-DC converter |
| 04/03/2007 | US7199552 Control circuit apparatus and power supply circuit control method |
| 04/03/2007 | US7199537 Voltage converter control apparatus, and method |
| 04/03/2007 | US7199502 Voltage booster circuit for powering a piezoelectric actuator of an injector |
| 04/03/2007 | CA2391616C Power source device for a.c. elevator |
| 03/29/2007 | WO2006067523A3 Power supply control system |
| 03/29/2007 | WO2006067522A3 Power supply control system |
| 03/29/2007 | US20070070664 Bi-directional current sensing circuit |
| 03/29/2007 | US20070070659 Cascode switch power supply |
| 03/29/2007 | US20070070658 Energy effective switching power supply apparatus and an energy effective method thereof |
| 03/29/2007 | US20070070657 Switching power source device |
| 03/29/2007 | US20070070656 Electric power converter circuit |
| 03/29/2007 | US20070070655 Dc-dc converter |
| 03/29/2007 | US20070070654 Voltage supplying apparatus using a fuel cell |
| 03/29/2007 | US20070070653 High voltage high side transistor driver |
| 03/29/2007 | US20070069705 Circuits and methods for providing multiple phase switching regulators which employ the input capacitor voltage signal for current sensing |
| 03/29/2007 | US20070069582 Forward converter |
| 03/29/2007 | US20070069520 Power converter |
| 03/29/2007 | US20070069289 Method and apparatus for driving a power MOS device as a synchronous rectifier |
| 03/28/2007 | EP1768241A2 Polyphase DC/DC converter and method to drive such |
| 03/28/2007 | EP1768240A1 Level shift circuit and switching regulator using the same |
| 03/28/2007 | EP1768239A2 Power supply apparatus, method of controlling the apparatus, and electronic device using the apparatus |
| 03/28/2007 | EP1766767A1 Method for operating an inverter, and arrangement for carrying out said method |
| 03/28/2007 | EP1766763A2 Power conversion device with efficient output current sensing |
| 03/28/2007 | EP1766762A2 High voltage pulsed power supply using solid state switches |
| 03/28/2007 | EP1766490A1 A device for distributed maximum power tracking for solar arrays |
| 03/28/2007 | EP1676181A4 On-chip compensation control for voltage regulation |
| 03/28/2007 | CN2884683Y Energy saving autocar antitheft device |
| 03/28/2007 | CN2884682Y All resonance power source circuit device having variable inputting voltage |
| 03/28/2007 | CN2884681Y Power limited circuit for PWM power source control chip |
| 03/28/2007 | CN2884680Y Circuits for lowering stating resistance power consumption of switching power source |
| 03/28/2007 | CN2884679Y Driving circuit for synchronous rectification |
| 03/28/2007 | CN2884678Y Driver element circuit of special large power high frequency switching power source for power magnification |
| 03/28/2007 | CN1938931A Soft switch power converter with power-saving member |
| 03/28/2007 | CN1938930A Control method and controller for PWM cyclo-converter |
| 03/28/2007 | CN1938929A Parallel arranged power supplies |
| 03/28/2007 | CN1938928A Inductive load current control circuit and power supply |
| 03/28/2007 | CN1938927A Microphine with voltage pump |
| 03/28/2007 | CN1938926A Integrated device providing current-regulated charge pump driver with capacitor-proportional current |
| 03/28/2007 | CN1938924A PWM controller of modulator with power-saving and noise reducing |
| 03/28/2007 | CN1938919A Capacitor control system |
| 03/28/2007 | CN1937385A 串联谐振dc－dc变换器 Series resonant dc-dc converter |
| 03/28/2007 | CN1937384A Method and apparatus for digital control of a switching regulator |
| 03/28/2007 | CN1937383A Switch power supply, semiconductor appatatus and controlling method |
| 03/28/2007 | CN1937382A Zero-voltage switch combined full-bridge three-level direct current converter |
| 03/28/2007 | CN1937381A Zero-voltage switch full-bridge direct current converter |
| 03/28/2007 | CN1937380A Zero-voltage switch half-bridge three-level direct current converter |
| 03/28/2007 | CN1937379A Linear predictive sampling circuit and device for measuring transformer degaussing voltage |
| 03/28/2007 | CN1937378A Method and apparatus for switching on a voltage supply of a semiconductor circuit and corresponding semiconductor circuit |
| 03/28/2007 | CN1937377A Control circuit for reducing inverse current for synchronous rectifier |
| 03/28/2007 | CN1937376A Electric vehicle brushless controller power circuit |
| 03/28/2007 | CN1937085A Negative charge-pump with circuit to eliminate parasitic diode turn-on |
| 03/28/2007 | CN1936773A Main-board power-supply control-board |