Patents for H02M 7 - Conversion of ac power input into dc power output; Conversion of dc power input into ac power output (46,189)
09/2001
09/19/2001CN1313672A Frequency conversion module with thyristor
09/19/2001CN1313205A Electric power converter for railway vehicle
09/19/2001CN1071516C 多逆变器系统 Multi-inverter system
09/18/2001US6292501 Apparatus for reducing amplitude modulation of laser diode output
09/18/2001US6292381 AC to DC power supply with supplemental energy storage
09/18/2001US6292363 Servo amplifier unit
09/18/2001US6291987 Method and system for detecting incipient failures in a power inverter
09/14/2001CA2340312A1 Electric power system
09/13/2001WO2001067589A1 Alternator system
09/13/2001WO2001043263A8 Electronic ballasts with current and voltage feedback paths
09/13/2001US20010021115 Half-bridge module
09/13/2001US20010020803 D.C. power supply circuit and electronic apparatus using such circuits
09/13/2001DE10010957A1 Three-phase converter simultaneously switches on the MOSFET and IGBT of a power switch and switches off the MOSFET with a delay relative to the IGBT
09/13/2001DE10010350A1 Pulse converter operating method involves using parallel current inverters in intermediate circuit operated with clock synchronous pulse width modulation to reduce resonance stimulation
09/13/2001DE10009171A1 Stromrichter und sein Herstellverfahren Converter and its manufacturing method
09/12/2001EP1133048A2 Active rectifier
09/12/2001EP1133047A1 Frequency converter
09/12/2001EP0898808A4 Three-terminal power mosfet switch for use as synchronous rectifier or voltage clamp
09/12/2001EP0820656B1 Energy control device
09/12/2001CN1312668A Single-switch electronic ballast
09/12/2001CN1071062C Electric motor having electronic distribution structure
09/12/2001CN1071059C Electronic device with two power supply modes
09/11/2001US6288921 Control apparatus for power converter
09/11/2001US6288919 Single stage AC/DC converter high frequency AC distribution systems
09/11/2001US6288918 Switched power converter with hold-up time and harmonics reduction
09/11/2001US6288914 Switching power source
09/11/2001US6288913 High voltage power supply allowing transformers to be run in parallel for higher output power
09/11/2001US6288595 On-delay-compensating arm on-detection circuit
09/11/2001US6288455 Power supply circuit structure and electric equipment using the same
09/07/2001WO2001065675A1 Method for controlling pwm pulse
09/07/2001WO2001065674A2 Switching power supply
09/07/2001WO2001065659A2 Power converters with ac and dc operating modes and methods of operation thereof
09/06/2001US20010019495 Frequency converter
09/06/2001US20010019491 High voltage stabilizing circuit
09/06/2001US20010019249 Motor apparatus
09/06/2001DE10042624A1 Inverter equipment for frequency changing with three wire dc link has provision for reducing resonance
09/06/2001DE10010278A1 Circuit arrangement for rectifier with variable output parameters e.g. for starting DC motor, has terminals of AC sources, except the star-point terminals with multiphase systems
09/06/2001DE10009813A1 Frequenzumrichter Frequency
09/06/2001DE10007209A1 Halbleiter-Leistungsbauelement mit Schmelzsicherung Semiconductor power device with fuse
09/05/2001EP1130760A2 Frequency converter
09/05/2001EP1129930A2 Bicycle power supply
09/05/2001EP1129891A2 Controller for vehicle motor
09/05/2001CN1311561A Bicycle electric power
09/04/2001US6285572 Method of operating a power supply system having parallel-connected inverters, and power converting system
09/04/2001US6285552 Rectifier of an alternating current generator for vehicle
09/04/2001US6285173 Method to switch MOSFETs using recycled, parasitic energy
08/2001
08/30/2001WO2001063737A1 Power supply circuit
08/30/2001WO2001063671A1 Power converter and method for producing the same
08/30/2001US20010018289 Connecting structure for a portable electronic device cord
08/30/2001US20010017782 Regulated resonant converter
08/30/2001US20010017530 Vehicle use charging generator
08/30/2001DE10008882A1 Verfahren zum Steuern eines aktiven Entlastungsnetzwerkes für wenigstens einen Stromrichter A method for controlling an active snubber network for at least one converter
08/29/2001EP1128708A1 Device for turning on light and illumination apparatus
08/29/2001EP1128543A2 Synchronous motor-control apparatus and vehicle using the control apparatus
08/29/2001EP1128539A2 Surge voltage suppressed power inverter using a voltage driven switching circuit
08/29/2001EP1128538A2 Control system adapted to control operation of an AC/DC converter
08/29/2001EP1128518A2 Vehicle use charging generator
08/29/2001CN2445508Y Variable-voltage rectifying device
08/29/2001CN2445507Y Power automatic controller for facsimile apparatus
08/29/2001CN1310577A Lighting device for illuminating apparatus and illuminating device
08/29/2001CN1310512A Three-stage dc-to-ac inverter
08/29/2001CN1310503A Power supply system and method for optical fiber access network equipment
08/29/2001CN1310502A Leakage current reduction circuit and power supply using the same circuit
08/28/2001US6282111 Inverter control using current mode slope modulation
08/28/2001US6282109 Controller for a non-isolated power factor corrector and method of regulating the power factor corrector
08/28/2001US6282106 Power supply for an electrostatic precipitator
08/28/2001US6281638 Converter/inverter full bridge ballast circuit
08/28/2001US6281636 Neutral-point inverter
08/28/2001US6279336 Assembly for switching electrical power
08/23/2001WO2001061834A1 Apparatus and methods for space-vector domain control in uninterruptible power supplies
08/23/2001WO2001061718A1 Semiconductor power component comprising a safety fuse
08/23/2001US20010015904 Power converter apparatus and related method
08/23/2001US20010015902 Voltage converter circuit having a self-oscillating half-bridge structure
08/23/2001US20010015901 Pulse width modulated control apparatus
08/23/2001US20010015648 Leakage current reduction circuit and power supply employing the same
08/23/2001US20010015478 Power semiconductor module for use in power conversion units with downsizing requirements
08/23/2001DE10004504A1 Elektrische Schaltung zur Steuerung einer Mehrzahl parallelgeschalteter Umrichter Electrical circuit for controlling a plurality of drives in parallel
08/22/2001EP1126593A2 Controller for power supply and method of operation thereof
08/22/2001EP1126592A2 Electric circuit for controlling a plurality of parallel connected inverters
08/22/2001EP1126588A2 Method and device for controlling supply of alternating-current power to electric load
08/22/2001EP1126223A1 Air conditioner outdoor unit drive control unit
08/22/2001EP1125356A1 Power converter with direct voltage and alternating voltage buses
08/22/2001EP1125355A1 Capacitor module for a converter
08/22/2001EP1125354A1 Step-down constant-current transformer
08/22/2001CN1309463A Motor device
08/22/2001CN1309451A Electric power transformation system and method for controlling power transformer
08/22/2001CN1070004C Electric power circuit
08/21/2001US6278910 Compressor driving apparatus
08/21/2001US6278626 ARCP multi-point converter having variable-potential intermediate-circuit capacitances
08/21/2001US6278625 Inverter circuit with multilayer piezoelectric transformer
08/21/2001US6278624 High availability DC power supply with isolated inputs, diode-or-connected outputs, and power factor correction
08/21/2001US6278623 System and method for compensating for voltage notches in two-phase phase locked loops
08/21/2001US6278622 Electric power source apparatus including electric power converter circuit and method for controlling the same
08/21/2001US6278620 Switching power-supply circuit
08/21/2001US6278248 Brushless DC motor fan driven by an AC power source
08/21/2001US6278080 Power supply apparatus
08/21/2001CA2078796C Electronic device for electric power conversion
08/16/2001WO2001059951A1 Noncontact communication medium and noncontact communication system
08/16/2001WO2001059918A1 Inverter device
08/16/2001US20010014029 Power inverter