Patents for H02M 1 - Details of apparatus for conversion (33,954)
10/2005
10/04/2005US6952354 Single stage PFC power converter
10/04/2005US6952092 Watt power device
09/2005
09/29/2005WO2005091486A1 Control circuit for switching power supply
09/29/2005WO2005091484A1 Switching power supply
09/29/2005WO2005091482A1 Dc-dc converter
09/29/2005WO2005091481A1 Method and related circuit for protection against malfunctioning of the feedback loop in switching power supplies
09/29/2005WO2005091480A1 Device for the correction of the power factor in forced switching power supplies
09/29/2005WO2005091358A1 Semiconductor integrated circuit device and switching power source device using the same
09/29/2005WO2005089309A2 Power control methods and apparatus
09/29/2005US20050213355 Switching power source
09/29/2005US20050213353 LED power control methods and apparatus
09/29/2005US20050213352 Power control methods and apparatus
09/29/2005US20050212576 Pulse width modulation method and apparatus
09/29/2005US20050212501 Method and system for low-cost and high performance power factor correction
09/29/2005US20050212500 Control circuit
09/29/2005DE102005007553A1 Steuerungsvorrichtung, Doppelchip-Umrichter sowie Einzelchip-Umrichter für Wechselstrommotoren Controller, dual chip inverter and single-chip inverter for AC motors
09/29/2005DE102004012215A1 Luminous medium-operating devices controlling method, involves adjusting load of DC-output circuits using AC/DC converter and feeding cascaded DC/DC converter, that provides different output voltages, to power factor correction modules
09/29/2005CA2730210A1 Power control methods and apparatus
09/28/2005EP1580888A1 Drive circuit for voltage driven type semiconductor element
09/28/2005EP1580874A2 Method and apparatus for robust mode selection with low power consumption
09/28/2005EP1580873A1 Apparatus and method for control of a converter and converter and electrical installation comprising such an apparatus
09/28/2005EP1580872A2 Control circuit
09/28/2005EP1580871A1 A quasi-active power factor correction circuit for switching power supply
09/28/2005EP1580639A1 Transition mode power factor correction device in switching power supplies
09/28/2005EP1580638A1 Transition mode power factor correction device in switching power supplies
09/28/2005EP1579563A2 Adaptive resonant switching power system
09/28/2005EP1579562A1 Power controller
09/28/2005EP1579557A2 Power converter circuitry and method
09/28/2005EP1579555A2 Low harmonic rectifier circuit
09/28/2005EP1579554A2 Controller for dc to dc converter
09/28/2005EP1579282A2 Ac voltage regulator apparatus and method
09/28/2005CN2730017Y Power supply regulation circuit for gate inhibition controller
09/28/2005CN2730016Y High power switch power supply
09/28/2005CN1675820A Overheat protection device
09/28/2005CN1674427A Control device and process of a converter and converter and electrical installation comprising such a device
09/28/2005CN1674421A 控制电路 The control circuit
09/27/2005US6950321 Active damping control for L-C output filters in three phase four-leg inverters
09/27/2005US6950319 AC/DC flyback converter
09/27/2005US6950317 High temperature power supply
09/27/2005US6949915 Opposed current converter power factor correcting power supply
09/22/2005WO2005088821A1 Device for separating the radio noise voltages of three-phase converter systems into a common mode component and a push-pull component
09/22/2005WO2005088820A1 Universal power supply apparatus
09/22/2005WO2005088819A1 Switching power supply device
09/22/2005WO2005088816A1 Power supply apparatus
09/22/2005WO2005088815A1 Motor drive circuit
09/22/2005WO2005088814A1 Power converter, inverter x-ray high voltage unit, fluoroscopic system, x-ray ct system, mri system
09/22/2005US20050207198 Circuit, method and system for providing one or more phase voltages from input voltages
09/22/2005US20050207197 Power converter for a hybrid power filter
09/22/2005US20050207194 Control device and process of a converter and converter and electrical installation comprising such a device
09/22/2005US20050207193 Transition mode operating device for the correction of the power factor in switching power supply units
09/22/2005US20050207190 Power system having a phase locked loop with a notch filter
09/22/2005US20050207189 Green switch power supply with standby function and its ic
09/22/2005US20050207188 Synchronous rectification switching power supply
09/22/2005US20050207187 Transition mode operating device for the correction of the power factor in switching power supply units
09/22/2005US20050207185 Resonant lossless circuit for providing a low operating voltage in power converter
09/22/2005US20050207182 Drive circuit for a synchronous rectifier, method of providing drive signals thereto and power converter incorporating the same
09/22/2005US20050207080 Apparatus for offset correcting high-side and low-side sinking/sourcing over-current protection
09/22/2005US20050206438 Drive circuit for voltage driven type semiconductor element
09/22/2005US20050206436 Method of forming a transistor driver and structure therefor
09/22/2005US20050206360 Startup via FB pin regulation
09/22/2005US20050206354 DC-DC converter
09/22/2005US20050206321 Circuit arrangement with power factor correction, and corresponding appliance
09/22/2005DE102005009494A1 Tragbare Bildaufnahmevorrichtung und Versorgungsspannungs-Umschaltsteuerverfahren Portable imaging device and supply voltage switching control
09/22/2005DE10014665B4 Verfahren zum Schutz eines Matrixumrichters vor Überspannungen und eine aktive Überspannungsvorrichtung Method for protecting a matrix against overvoltage and an active overvoltage device
09/21/2005EP1576719A1 Power conversion apparatus
09/21/2005EP1576436A1 One cycle control continuous conduction mode pfc boost converter integrated circuit with integrated power switch and boost converter
09/21/2005EP1472776B1 Power factor correction circuit
09/21/2005EP1410486B1 Power factor correction circuit with a coil
09/21/2005CN1671049A Drive circuit for voltage driven type semiconductor element
09/21/2005CN1671033A System for controlling the delivery of power to DC computer components
09/20/2005US6947683 Variable voltage switchable fixing apparatus and printer therewith
09/20/2005US6947299 Method and apparatus for dissipative clamping of an electrical circuit
09/20/2005US6947297 Active resonant snubber for DC-DC converter
09/20/2005US6947270 Building block for series connection in high power converter
09/20/2005US6946819 Device for the correction of the power factor in power supply units with forced switching operating in transition mode
09/20/2005US6946753 Switching power converter controller with watchdog timer
09/20/2005CA2267522C Method and apparatus for switching circuit system including a saturable core device with multiple advantages
09/20/2005CA2134743C Ac/dc power supply
09/15/2005US20050201129 Control apparatus, dual chip inverter and single chip inverter of AC motors
09/15/2005US20050201123 Converter
09/15/2005US20050200395 Method and apparatus for robust mode selection with low power consumption
09/15/2005US20050200384 Mosgate driver integrated circuit with adaptive dead time
09/15/2005US20050200341 Multiple mode switching regulator having an automatic sensor circuit for power reduction
09/14/2005EP1575152A2 Power factor correction circuits
09/14/2005EP1573893A2 Flexible inverter power module for motor drives
09/14/2005EP1573786A2 One cycle pfc boost converter ic with inrush limiting, fan control and housekeeping supply control
09/14/2005CN2726208Y Controllable multi-channel sampling circuit for switch power
09/14/2005CN1669206A DC-AC converter parallel operation system and controller IC therefor
09/14/2005CN1669205A Current sense and control of DC/DC converters
09/14/2005CN1669204A Power factor correction device for switching power supply
09/14/2005CN1667941A Control apparatus, dual chip inverter and single chip inverter of AC motors
09/14/2005CN1667930A A high power factor DC power supply
09/13/2005US6944036 DC/DC converter with voltage clamp circuit
09/13/2005US6944035 Power factor corrected UPS with improved connection of battery to neutral
09/13/2005US6943500 Matrix element precharge voltage adjusting apparatus and method
09/13/2005US6943462 Ring generator for a wind power installation
09/09/2005WO2005083914A2 Recovering energy from an irda/remote control transmitter circuit
09/09/2005WO2005083866A1 Active balancing modular circuits
09/09/2005WO2005081839A2 Apparatus and method for minimizing power loss associated with dead time
09/09/2005CA2547893A1 Active balancing modular circuits