Patents for H02M 1 - Details of apparatus for conversion (33,954)
05/2001
05/23/2001CN1296725A Circuit arrangement and signal light provided with said circuit arrangement
05/23/2001CN1296661A Self-device synchronous rectification scheme
05/23/2001CN1296330A Power source
05/23/2001CN1296329A Pulse width modulation control equipment
05/23/2001CN1296323A Power supply with user's peak adjusting
05/23/2001CN1296202A Coodination converting for reduce peak point current load in multiswitch voltage-stabilizer system
05/23/2001CN1066294C Sub-resonant series resonant converter having improved form factor and reduced EMI
05/23/2001CN1066293C Synchronous power source
05/22/2001US6236584 Automatic voltage conversion module
05/22/2001US6236191 Zero voltage switching boost topology
05/22/2001US6233996 Driving mechanism for industrial installations, in particular for primary industry installations
05/17/2001WO2001035509A1 Active filtering of ac/dc switched converter
05/17/2001WO2001035383A1 Driving circuit and display
05/16/2001CN1066005C Circuit arrangement
05/16/2001CN1065990C Power conversion device having voltage driven switch element
05/15/2001US6233164 Protection circuit for a switched-mode power supply
05/15/2001US6233162 Compounded power factor corrected universal display monitor power supply
05/15/2001US6232964 Power control circuit for display device having PFC function
05/10/2001WO2001033707A1 Circuit device for the protection of voltage-sensitive electrical components against voltage overload
05/09/2001EP1098428A2 Semiconductor power converting apparatus
05/09/2001EP1098427A1 Frequency dependent x-ray protection for a multimedia monitor
05/09/2001EP1097611A1 Circuit arrangement
05/09/2001EP1097505A2 Modular apparatus for regulating the harmonics of current drawn from power lines
05/09/2001EP1097414A1 Improved power factor correction method and apparatus
05/09/2001CN1294774A Switching power supply
05/09/2001CN1294773A Switching regulator, DC/DC converter, and LSI system with switching regulator
05/09/2001CN1065687C 电力变换器 Power converter
05/08/2001US6229724 Power supply circuit featuring secondary side microcontroller for controlling a primary side power factor correction circuit
05/08/2001US6229681 Switching mode power supply apparatus having a low voltage protection circuit
05/08/2001US6229356 Stabilized gate drivers
05/08/2001US6229355 Switching device for suppressing a rush current
05/08/2001US6229339 Circuit for driving switching element
05/08/2001US6229288 Method and apparatus for electronic power control
05/03/2001WO2000057543A8 High frequency switch-mode dc powered computer system
05/03/2001DE19952577A1 Schaltungsanordnung zum Schutz spannungsempfindlicher elektrischer Bauteile gegen Spannungsüberlastung Circuitry to protect voltage sensitive electrical components against voltage overload
05/02/2001EP1096652A1 Power supply device of switching mode
05/02/2001EP1096634A2 Three phase mains filter with neutral
05/02/2001EP1095444A1 Power factor correction application
05/02/2001CN1293885A Electronic lamp ballast with power fractor correction
05/02/2001CN1065375C Harmonic current attenuation device for electric motor
05/02/2001CN1065374C Harmonic current attenuation apparatus for electric motor
05/02/2001CN1065373C Convert circuit arrangement
05/02/2001CN1065371C 电路 Circuit
05/02/2001CN1065370C Boost-up power factor correcting circuit using power feedback
05/01/2001US6226191 UPS with current waveshape circuit
05/01/2001CA2107934C Semiconductor valve
04/2001
04/25/2001EP1094592A2 Method for output voltage limitation for a voltage/frequency controlled converter with intermediate circuit and a converter
04/25/2001CN1292944A PWM controller for use with open loop DC to AC converter
04/25/2001CN1292598A Switching power circuit
04/25/2001CN1065106C Power source device
04/25/2001CN1065085C Step-up switching power supply device
04/24/2001US6223296 Automatic switching device for the power source input range of a monitor used in a personal computer
04/24/2001US6222749 Method and device for limiting the current surge in a capacitor associated with a rectifier
04/24/2001US6222747 Post regulation control circuit for a switch mode power supply with multiple outputs
04/24/2001US6222746 Power supply device and method with a power factor correction circuit
04/24/2001US6222743 Power factor correction circuit
04/24/2001US6222284 Multiphase power supply with series connected power cells with failed cell bypass
04/19/2001WO2001028078A1 Soft start scheme for resonant converters having variable frequency control
04/19/2001WO2001028028A1 Electro-chemical power generation systems employing arrays of electronically-controllable discharging and/or recharging cells
04/19/2001US20010000293 Actively controlled regenerative snubber for unipolar brushless DC motors
04/18/2001EP1092262A1 Inverter circuit with avalanche current prevention
04/18/2001EP1092260A1 Circuit for correcting the power factor
04/18/2001CN1292207A Electronic lamp ballast
04/18/2001CN1292169A Level shifter
04/18/2001CN1292107A Electric appliance
04/17/2001US6219263 Electronic power supply device
04/17/2001US6219260 Motor driving circuit with filter condensers
04/17/2001US6219214 Switching circuit protection apparatus and method
04/17/2001CA2219368C A method and a device for detecting and handling short-circuit phenomena for power semiconductor devices of turn-off type connected in series
04/12/2001WO2001026207A2 Non-saturating magnetic element(s) power converters and surge protection
04/12/2001WO2001026206A1 Method and apparatus for driving switching element in power converter
04/12/2001DE19950023A1 Drive device for switch for electronic switching of loads has semiconducting bridge circuit with clock signal input, charge pump with 42 Volt supply for generating gate voltage for FETs
04/12/2001DE19950022A1 Driver for switch for electronically switching load has half bridge circuit, charge pump using processor generated clock signal to generate rectangular wave gate voltage for switching FET
04/12/2001CA2385145A1 Non-saturating magnetic element(s) power converters and surge protection
04/11/2001CN1291416A Electronic ballast
04/11/2001CN1290994A Passive loss-free buffer circuit for bridge inverter
04/11/2001CN1290990A 开关变换器 Switching Converters
04/10/2001US6215683 Power converter with voltage dependent switchable modes
04/10/2001US6215634 Drive circuit for power device
04/10/2001US6215287 Power supply apparatus
04/10/2001US6215266 System and method for low acoustic noise spindle motor commutation
04/05/2001WO2001024587A1 Modular master-slave power supply controller
04/05/2001WO2001024350A1 External driving circuit for bridge type synchronous rectification
04/05/2001WO2001024260A1 Low cost 3d flip-chip packaging technology for integrated power electronics modules
04/05/2001CA2385965A1 External driving circuit for bridge type synchronous rectification
04/04/2001EP1089423A2 Circuit and method for turn-ON relief of power switches that can be turned off
04/04/2001EP1089421A2 Switching converter
04/04/2001CN1064189C Buffer circuit, voltage converting circuit and method therefor
04/03/2001US6212082 Device of adjustment of the charge current of a storage capacitor
04/03/2001US6212051 Pulse-width modulator current limiter
04/03/2001US6211706 Method and circuit for driving power transistors in a half bridge configuration allowing for excessive negative swing of the output node and integrated circuit incorporating the circuit
03/2001
03/29/2001DE19945199A1 Drive method for pulse inverter by driving six switches so that three=phase system is displaced w.r.t. virtual star point
03/28/2001EP1087511A2 DC-DC converter
03/28/2001EP1087504A1 Switching power-supply circuit
03/28/2001EP1086722A2 Treadmill motor control
03/27/2001US6208538 PWM control apparatus
03/27/2001US6208537 Series resonant sinewave output filter and design methodology
03/27/2001US6208098 Variable frequency drive noise attenuation circuit
03/27/2001US6208085 Circuit for power-factor correction
03/27/2001US6208041 Drive control device, module and combined module