| Patents for H02M 1 - Details of apparatus for conversion (33,954) |
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| 08/19/2009 | CN101510720A Power-supply changeover system and power supply changeover method |
| 08/19/2009 | CN101510681A Multipath high-energy electric impulse synchronous discharge system |
| 08/19/2009 | CN100531536C Cooling packaging method for vehicle-mounted liquid cooling power electronic controller |
| 08/19/2009 | CN100530914C Switch power circuit |
| 08/19/2009 | CN100530913C Detection circuit for triggering and complete shutting down of thyristor current transformer |
| 08/19/2009 | CN100530878C Inverter bridge, system containing the same and method for locating switch thereof |
| 08/18/2009 | US7574873 Inverter device and air conditioner using inverter device |
| 08/18/2009 | CA2416193C Matrix converter for the transformation of electrical energy |
| 08/13/2009 | WO2009099867A1 Switch state controller with a sense current generated operating voltage |
| 08/13/2009 | WO2009097929A1 Protection circuit for a thyristor bridge circuit |
| 08/13/2009 | WO2009012451A3 Power supply for a data center |
| 08/13/2009 | US20090201704 Constant voltage welder capacitor ripple current reduction method and system |
| 08/13/2009 | US20090201703 Systems and Methods for Uninterruptible Power Supply Control |
| 08/13/2009 | DE102008064368A1 Wenigstens teilweise auf einem Leistungszustand eines integrierten Schaltkreises basierende Versorgungsspannungssteuerung At least partially based on a power state of an integrated circuit power supply controller |
| 08/13/2009 | DE102008008124A1 Motor system, has gate driver unit electrically connected with optocoupler switch, power unit electrically connected with driver unit and fed with direct current, and motor electrically connected with power unit |
| 08/13/2009 | DE102007058612A1 Stromversorgungsanordnung mit Überwachung der Sekundärspannung Power supply arrangement with monitoring of the secondary voltage |
| 08/12/2009 | EP2088117A1 High power switch device and a power pack comprising a high power switch device. |
| 08/12/2009 | EP2087580A1 Energy supply device for an electrical circuit |
| 08/12/2009 | CN201290090Y Device for compensating inverse rate of large-capacity frequency changer |
| 08/12/2009 | CN201290072Y Singlechip control system of arc welder soft switch inversion welding source |
| 08/12/2009 | CN201290068Y Terminal for monitoring power supply environment |
| 08/12/2009 | CN201290066Y Power set of general-purpose DC power supply |
| 08/12/2009 | CN201290065Y Pulse distributor of silicon controlled rectifying device |
| 08/12/2009 | CN201290064Y Control calculation unit for combined sealing module of electric power converting system |
| 08/12/2009 | CN201290063Y Universal power supply adapter |
| 08/12/2009 | CN201290062Y Universal power supply adapter |
| 08/12/2009 | CN201290061Y 极化电源柜 Polarization power supply cabinet |
| 08/12/2009 | CN201290060Y Voltage converter for electric vehicle |
| 08/12/2009 | CN201290052Y Brushless excitation rotary rectifying device for turbine generator |
| 08/12/2009 | CN201289289Y Three-phase variable frequency heat pressing sintering device for energy-saving type diamond product |
| 08/12/2009 | CN101507356A Method and apparatus for ripple compensation of light-emitting elements |
| 08/12/2009 | CN101507112A Low-leakage EMC filter |
| 08/12/2009 | CN101507080A DC filter and voltage source converter station comprising such filter |
| 08/12/2009 | CN101506753A Control device for power factor correction device in forced switching power supplies |
| 08/12/2009 | CN101506752A Fixed-off-time power factor correction controller |
| 08/12/2009 | CN101505107A Low voltage stress single-stage AC-DC converter based on LLC series resonance |
| 08/12/2009 | CN101505105A Control arrangement for a resonant mode power converter |
| 08/12/2009 | CN101505104A Symmetrical rectifying circuit having output current ripple cancellation function |
| 08/12/2009 | CN101505090A Control arrangement for a pfc power converter |
| 08/12/2009 | CN101505089A Capacitor transformer |
| 08/12/2009 | CN100526892C Energy feedback type AC/DC electronic load simulator |
| 08/11/2009 | US7573249 Power array system and method |
| 08/06/2009 | WO2009096926A1 Device for controlling regeneration energy in an electronic motor drive having an lc filter to reduce conducted emissions from the motor back to the voltage source |
| 08/06/2009 | US20090196081 System and method for providing switching to power regulators |
| 08/06/2009 | US20090196079 Self-adjusting bleeder for a forward converter |
| 08/05/2009 | EP2086095A1 Phase shift and synchronization control circuit for interleaved PFC controller |
| 08/05/2009 | EP2084810A2 Rfi/emi filter for variable frequency motor drive system |
| 08/05/2009 | CN201286217Y Polar plate pressing clip for pressing rectifying component |
| 08/05/2009 | CN201286085Y SCR self power supply gate triggering board |
| 08/05/2009 | CN201286067Y Three phase frequency changing power device for diamond product hot pressing sintering |
| 08/05/2009 | CN201286064Y Voltage converter, positive and negative electric power system |
| 08/05/2009 | CN201286063Y Rectifying component for automobile |
| 08/05/2009 | CN201286062Y Heat radiator in transducer |
| 08/05/2009 | CN101501972A Driving with inverters with low switching losses |
| 08/05/2009 | CN101499791A PWM control method |
| 08/05/2009 | CN101499787A Oscillator circuit having frequency jitter characteristic |
| 08/05/2009 | CN101499771A Frequency-changing speed-regulating driver for energy feedback three phase motor with three phase electric power |
| 08/05/2009 | CN101499735A High resolution input apparatus, frequency transformer system having the apparatus and processing method for analogue input voltage signal |
| 08/05/2009 | CN101499726A Power supply apparatus and method for display device |
| 08/05/2009 | CN101499720A Pulse width modulation controller and control method thereof |
| 08/05/2009 | CN101499719A Pulse width modulation controller and control method thereof |
| 08/05/2009 | CN101499716A Single phase power factor correcting analog circuit without need of detecting DC output voltage |
| 08/05/2009 | CN101499715A Single phase power factor correcting digital circuit without need of detecting DC output voltage |
| 08/05/2009 | CN101499714A Input rectifying/filtering circuit capacitor board for large power switch electric power |
| 08/05/2009 | CN101499713A Mixed switch power source converter and automatic switching control circuit |
| 08/05/2009 | CN101499698A Compression automobile rectifying bridge |
| 08/05/2009 | CN101499654A Instant voltage peak and instant voltage surge suppressor |
| 08/05/2009 | CN100525054C Power converter |
| 08/05/2009 | CN100525048C Power supply circuit for inhibiting power transmission interference |
| 08/05/2009 | CN100525043C Protection circuit for a power supply unit, and power supply unit with a respective protection circuit |
| 08/05/2009 | CN100525042C Power converter |
| 08/05/2009 | CN100525039C Multi-channel power converter with electricity-saving switching frequency modulation circuit |
| 08/05/2009 | CN100525037C High voltage power generator |
| 08/05/2009 | CN100525029C DC power supply switch and realizing method thereof |
| 08/05/2009 | CN100525028C Electric converter of hybrid electric filter |
| 08/05/2009 | CN100525027C Controlling circuit with skip-frequency operation and electromagnetic interference of power supplier decreasement |
| 08/05/2009 | CN100525026C Switch mode power supply, pulse width modulation (PWM) frequency dithering device and method |
| 08/05/2009 | CN100525025C Starting circuit with feedforward compensation for power converter |
| 08/05/2009 | CN100524443C Charge pump clock generating circuit and method thereof |
| 08/05/2009 | CN100524112C Power supply device and single optical coupler circuit thereof |
| 08/04/2009 | US7570501 DC-DC converter with capacitor precharging and duty ratio limiting |
| 08/04/2009 | US7570500 Method and apparatus to improve regulation of a power supply |
| 08/04/2009 | US7570102 Gate driving circuit for driving a gate electrode of an electric power switching element with simple structure |
| 08/04/2009 | CA2548678C Device for power adjustment by phase control and method for reduction of harmonic waves |
| 07/30/2009 | WO2009094616A1 Multi-stage switching power supply |
| 07/30/2009 | WO2009043186A3 Arrangement for protecting inverters comprising an intermediate voltage circuit from a bridge short-circuit |
| 07/30/2009 | US20090190381 Method of modulating power supply conversion efficiency curve |
| 07/30/2009 | US20090189682 Method and apparatus for mode selection for high voltage integrated circuits |
| 07/30/2009 | DE10362205B4 Elektronische Schutzschaltung gegen Einschaltstoßströme Electronic protection circuit against inrush |
| 07/30/2009 | DE102008013479A1 Flush mounted adapter has plug-socket connection for connecting electrical devices over universal serial bus cable on domestic low voltage supply system |
| 07/30/2009 | DE102008005880A1 Inverter control panel, has rotating wheel with enter function, where adjustment speed of numerical value is adjusted based on rotation angle of rotary wheel, where rotation angle-region of rotating wheel is divided into sectors |
| 07/30/2009 | DE102008005723A1 Netzteil-Lüfter Power supply fan |
| 07/30/2009 | DE102007057471B4 Kühlkörper, Kühlanordnung mit dem Kühlkörper und elektrisches Gerät mit der Kühlanordnung Heat sinks, cooling assembly with the cooling body and the electrical device cooling structure |
| 07/30/2009 | DE10110375B4 Induktionserwärmungsanlage Induction heating system |
| 07/29/2009 | EP2083518A1 Analog/digital conversion circuit, timing signal generation circuit, and control device |
| 07/29/2009 | CN201282419Y DC voltage converter |
| 07/29/2009 | CN201282418Y DC transfer switch power supply circuit structure for set-top box |
| 07/29/2009 | CN201282417Y Application circuit of TPS3510 |
| 07/29/2009 | CN101494413A Cascaded pfc and resonant mode power converters |
| 07/29/2009 | CN101494412A Error detection device for power source converter and detection method thereof |