Patents for H02M 1 - Details of apparatus for conversion (33,954)
12/2001
12/25/2001US6333624 Circuit and method for a switching power supply with primary side transformer sensing
12/20/2001WO2001097368A2 Switching converter
12/20/2001WO2001097367A1 Thermal protection circuit for high output power supplies
12/20/2001DE10028920A1 Stromrichterschaltung und Verfahren zur Ankopplung an ein elektrisches Versorgungsnetz Converter circuit and method for coupling to an electrical supply network
12/19/2001EP1164689A2 A single stage ac/dc converter
12/19/2001CN2466850Y Single silicon-controlled antiparallel voltage-regulating trigger
12/19/2001CN2466849Y Improved inverter
12/19/2001CN2466848Y Rectifying module for switching supply unit
12/19/2001CN2466839Y Power supply common mode and series mode noise filter specially adapted for household cinema
12/19/2001CN1327628A Method and apparatus for driving switching element in power converter
12/19/2001CN1327298A Active power factor corrector
12/19/2001CN1076575C 镇流器 Ballast
12/19/2001CN1076542C Power factor controller for active converter
12/19/2001CN1076539C 电源装置和放电灯点灯装置 The power supply device and the discharge lamp lighting device
12/19/2001CN1076536C Fault control circuit for switched power supply
12/18/2001US6331798 Control arrangement and method for high-speed source-transfer switching system
12/18/2001US6331765 Series compensator
12/14/2001CA2311562A1 Power control circuit for the heating element of an electrophotographic device
12/13/2001WO2001095456A1 External power supply control system for cellular phone
12/13/2001WO2001047094A3 Method and control circuitry for a three-phase three-level boost-type rectifier
12/13/2001WO2001041290A3 Method for controlling bi-directional switches in matrix converters
12/12/2001EP1162105A2 Power converter circuit and method for connecting to an electrical supply network
12/12/2001EP0914706B1 Switched-mode power supply having an improved start-up circuit
12/11/2001US6330172 Switching device
12/11/2001US6330171 LC filtering with prebiased inductor for a chopping circuit
12/11/2001US6329726 Proportional distribution of power from a plurality of power sources
12/11/2001US6329636 Method and apparatus for receiving a universal input voltage in a welding plasma or heating power source
12/06/2001WO2001069756A3 Method and device for controlling a converter
12/06/2001US20010048606 Dual input range power supply using two series or parallel connected converter sections with automatic power balancing
12/06/2001US20010048604 Power conversion device
12/06/2001US20010048296 On chip current source
12/06/2001DE10103106A1 Power semiconductor module has smoothing capacitor whose main surface lies against main and side surfaces of package
12/06/2001DE10100620A1 Power semiconductor module has capacitor and power semiconductor device disposed directly on heat sink having cooling medium channels
12/05/2001EP1160866A2 Power wiring structure and semiconductor device
12/05/2001EP1160756A1 Driving circuit and display
12/05/2001EP1159781A1 General self-driven synchronous rectification scheme for synchronous rectifiers having a floating gate
12/05/2001CN2464010Y Controller for full bridge phase-shift drive signal starting sequence
12/05/2001CN1325099A Material-feeding pump type power-supply circuit and drive device for display device using said circuit
11/2001
11/29/2001US20010046147 Power chip set for a switching mode power supply having a device for providing a drive signal to a control unit upon startup
11/29/2001US20010046146 AC/DC converter with power factor correction (PFC)
11/29/2001US20010045863 Active filter for reduction of common mode current
11/29/2001US20010045639 Power wiring structure and semiconductor device
11/28/2001EP1157454A1 Power supply with flux-controlled transformer
11/28/2001CN2462611Y Power source electronic converter
11/28/2001CN2462134Y Anti-skid mains converter
11/27/2001US6323564 Circuit configuration with reduced EMI
11/22/2001US20010044640 Semiconductor switch driving circuit
11/22/2001US20010043451 Disarm circuit using semiconductor switch device
11/22/2001US20010043091 Circuit and method for protecting a switching power supply from a fault condition
11/22/2001US20010043058 Device and method for limiting a switching current when a circuit is turned on
11/22/2001DE10023859A1 Universal adapter for electrical parameters employs computers to control input to obtain desired outputs
11/21/2001EP1156571A2 Disarm circuit using semiconductor switch device
11/21/2001CN1323095A Multifunctional triphase power factor controllable current transformer
11/21/2001CN1322940A Temperature presumptive method and its equipment
11/21/2001CN1075336C Circuit arrangement
11/21/2001CN1075277C EMI filter for electric vehicle power system
11/21/2001CN1075275C Output voltage stabilizing circuit of power factor correction circuit
11/21/2001CN1075273C Reverse peak voltage removing circuit
11/20/2001US6320772 Converter circuit having control means with capability to short-circuit converter output
11/20/2001US6320768 Power supply pulse width modulation (PWM) control system
11/20/2001US6320434 Circuit and method for generating a synchronous clock signal
11/20/2001US6320362 Passive auxiliary circuit for series connection of a power switch
11/20/2001US6320357 Circuit arrangement
11/20/2001US6317965 Noise-cut filter for power converter
11/15/2001WO2001086797A1 Method and apparatus for power supply and conversion
11/15/2001WO2001086792A1 Switching dc-to-dc converter
11/15/2001WO2001086791A1 X-ray generator and x-ray ct apparatus comprising the same
11/15/2001US20010040480 Switching device with separated driving signal input and driving circuit of the same
11/14/2001EP1154251A1 Method of estimating temperature and device for the effecting of the same
11/14/2001EP1153530A1 Electronic ballasts with current and voltage feedback paths
11/14/2001CN1322456A Modular master-slave power supply controller
11/14/2001CN1074866C SMPS With variable start up frequency circuit
11/13/2001US6317571 Printer fuser heater controller with power factor correction
11/13/2001US6317458 Fault detection for a pulse width modulation driver
11/13/2001US6317341 Switching circuit, method of operation thereof and single stage power factor corrector employing the same
11/13/2001US6316926 Switching control circuit
11/13/2001US6316922 DC-DC converter which supresses power supply noise in low power circuit
11/08/2001WO2001084699A1 Power converting device
11/08/2001US20010038546 Integrated controller for synchronous rectifiers
11/08/2001US20010038545 AC-DC converter
11/08/2001US20010038544 Control system adapted to control operation of an ac/dc converter
11/08/2001US20010038541 Drive and power supply with phase shifted carriers
11/08/2001US20010038296 Semiconductor component for controlling power semiconductor switches
11/08/2001DE10115625A1 Leistungsfaktor-Korrektureinrichtung Power factor correction device
11/07/2001CN2458815Y High-stability high-power controllable rectifying current stabilized power source
11/07/2001CN2458814Y Full-bridge phase-shift drive
11/07/2001CN1320502A Method and apapratus for receiving universal input voltage in welding, plasma or heating power supply apparatus
11/07/2001CN1074601C Low cost high efficiency power converter
11/06/2001US6314008 Adjustable low spurious signal DC-DC converter
11/06/2001US6314004 Switching power source
11/06/2001US6314002 Voltage clamping system and method for a DC/DC power converter
11/06/2001US6313976 Method and apparatus providing a multi-function terminal for a power supply controller
11/06/2001US6313690 Semiconductor switching device with leakage current detecting junction
11/06/2001US6313617 Circuit arrangement for reducing voltage draw down in battery supply lines
11/06/2001US6313602 Modified space vector pulse width modulation technique to reduce DC bus ripple effect in voltage source inverters
11/01/2001WO2001082458A1 Ac-dc converter
11/01/2001WO2001003277A3 Control of dc/dc converters having synchronous rectifiers
11/01/2001US20010036094 Power factor corrector
11/01/2001US20010036086 Power converter
11/01/2001US20010035778 Load drive apparatus having parallel-connected switching devices