Patents for H02M 3 - Conversion of dc power input into dc power output (54,461) |
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12/17/2003 | EP1372252A1 Device and method for controlling a switching power source and switching power source provided with said device |
12/17/2003 | EP1371127A1 Lossless switching dc-to-dc converter |
12/17/2003 | EP1370917A1 Electronic dimmable ballast for high intensity discharge lamp |
12/17/2003 | EP1125354B1 Step-down constant-current transformer |
12/17/2003 | CN2593454Y Portable voltage converter |
12/17/2003 | CN1462504A High efficiency switching amplifiers |
12/17/2003 | CN1462109A Auxiliary output voltage control realized using idirectional magnetization magnetic amplifier |
12/17/2003 | CN1462108A Auxiliary output voltage control circuit of feedback power convertor prossessing magnetic amplifier |
12/17/2003 | CN1462107A Mixed power-supply system |
12/17/2003 | CN1462106A Control device for DC/DC converter |
12/17/2003 | CN1462105A Supply unit with multiplex power-supply output |
12/17/2003 | CN1131434C Power supply circuit for electricity meter |
12/17/2003 | CA2432499A1 Dc/dc converter with filter for limiting the oscillation of the input current and associated method |
12/17/2003 | CA2432451A1 Current-powered converter with energy recovery clamping circuit |
12/16/2003 | US6665804 Non-contact type transmission system for transferring data electromagnetically |
12/16/2003 | US6665200 Air conditioner including a control unit powered by a switching power supply |
12/16/2003 | US6665197 Circuit configuration for producing a switching signal for a current-controlled switch-mode power supply |
12/16/2003 | US6665183 Power supply apparatus |
12/16/2003 | US6664846 Cross coupled N-channel negative pump |
12/16/2003 | US6664817 Zero-cross detection circuit |
12/16/2003 | US6664774 Offset peak current mode control circuit for multiple-phase power converter |
12/16/2003 | US6664772 DC to DC converter producing output voltage exhibiting rise and fall characteristics independent of load thereon |
12/16/2003 | US6664762 High voltage battery charger |
12/16/2003 | US6664750 D.C. motor bridge coil driver |
12/16/2003 | US6664660 Parallel power supply system with over-voltage protection circuit |
12/11/2003 | WO2003103348A1 Discharging power source, sputtering power source, and sputtering device |
12/11/2003 | WO2003103122A1 Power converter |
12/11/2003 | WO2003103121A1 Converter |
12/11/2003 | WO2003103120A1 Planar dc-dc converter for multi-volt electrical applications |
12/11/2003 | WO2003103119A1 Dc-dc converter |
12/11/2003 | WO2003103118A1 Electrical power supply circuit and corresponding method |
12/11/2003 | WO2003102710A1 Apparatus and method of controlling low frequency load currents drawn from a dc source in a telecommunications system |
12/11/2003 | WO2003102709A2 Multimode voltage regulator |
12/11/2003 | WO2003102708A2 Voltage regulator with dynamically boosted bias cuttent |
12/11/2003 | WO2003050846A3 Selective potting for controlled failure and electronic devices employing the same |
12/11/2003 | US20030227810 Semiconductor memory device, and method of controlling the same |
12/11/2003 | US20030227783 Circuit and method for controlling display power to a plasma display |
12/11/2003 | US20030227364 Power transforming apparatus with multiple parallel-connected transformers |
12/11/2003 | US20030227321 Pump circuits and methods for integrated circuits including first and second oscillators and first and second pumps |
12/11/2003 | US20030227294 Programming circuit and method having extended duration programming capabilities |
12/11/2003 | US20030227280 Factorized power architecture with point of load sine amplitude converters |
12/11/2003 | US20030227279 Method for driving a switch in a switch-mode converter, and a drive circuit for driving a switch |
12/10/2003 | EP1369983A1 Inverter |
12/10/2003 | EP1369982A2 Electric power conversion device with push-pull circuitry |
12/10/2003 | EP1369981A2 Driving circuit employing synchronous rectifier circuit |
12/10/2003 | EP1368887A2 Control transducer and method for controlling a switch in a control transducer |
12/10/2003 | EP1368886A2 Start-up circuit for switched mode power supply |
12/10/2003 | EP1368885A2 Power supply with a reduced harmonic load on the mains system, and a corresponding appliance |
12/10/2003 | EP1368884A2 Auxiliary switching circuit for a chopping converter |
12/10/2003 | CN1461431A Amplifier system with on-demand power supply boost |
12/10/2003 | CN1461100A Low-voltage D.C. power supply circuit |
12/10/2003 | CN1130816C Switching modulator circuit able to eliminate recharging of power source from reverse coil current |
12/10/2003 | CN1130815C Circuit for correcting power factor |
12/10/2003 | CN1130724C Circuit device for generating high output voltage |
12/09/2003 | US6662084 Data processing system |
12/09/2003 | US6661683 Charge pump having very low voltage ripple |
12/09/2003 | US6661682 High voltage generating charge pump circuit |
12/09/2003 | US6661679 PWM controller having adaptive off-time modulation for power saving |
12/09/2003 | US6661278 High voltage charge pump circuit |
12/09/2003 | US6661212 Wideband regulator with fast transient suppression circuitry |
12/09/2003 | US6661211 Quick-start DC-DC converter circuit and method |
12/09/2003 | US6661210 Apparatus and method for DC-to-DC power conversion |
12/09/2003 | US6661209 Leading edge modulator for post regulation of multiple output voltage power supplies |
12/09/2003 | US6661208 Synchronous DC-DC regulator with shoot-through prevention |
12/09/2003 | US6661205 Capacitor charging method and capacitor charger |
12/09/2003 | US6661119 System and method for distributed power supply supporting high currents with redundancy |
12/09/2003 | US6661117 Load driving system and method thereof |
12/09/2003 | US6661108 Hybrid drive device |
12/09/2003 | CA2183789C Electronic device for converting electric power |
12/04/2003 | WO2003100952A1 A method for boost with low loss and its device |
12/04/2003 | WO2003100951A1 Power supply arrangement for battery powered device |
12/04/2003 | WO2003100831A2 Integrated zvs synchronous buck dc-dc converter with adaptive control |
12/04/2003 | WO2003088467A3 Soft switching converter using current shaping |
12/04/2003 | WO2003084037A3 Method and apparatus for controlling a synchronous rectifier |
12/04/2003 | WO2003041238A3 Monolithic battery charging device |
12/04/2003 | WO2003021757A3 Bi-directional dc power conversion system |
12/04/2003 | US20030223257 Inverter |
12/04/2003 | US20030223253 Stable voltage converter with multiple pulse width modulated channels |
12/04/2003 | US20030223159 Switching regulator transient suppressor |
12/04/2003 | US20030223018 Power supply feedback circuit |
12/04/2003 | US20030222713 Modulation scheme for switching amplifiers to reduce filtering requirements and crossover distortion |
12/04/2003 | US20030222688 Method of generating a voltage ramp at the terminals of a capacitor, and corresponding device |
12/04/2003 | US20030222632 Voltage regulator circuit for smart card ICs |
12/04/2003 | US20030222629 DC-DC converter |
12/04/2003 | US20030222506 Power supply unit having multiple power supply outputs |
12/04/2003 | US20030222502 Hybrid power supply system |
12/03/2003 | EP1367707A2 System for controlling the delivery of power to dc computer components |
12/03/2003 | EP1367706A1 Switching power source circuit |
12/03/2003 | EP1367705A1 Switching power source circuit with drive frequency variably controlled by switching element |
12/03/2003 | EP1367704A2 Modulation scheme for switching amplifiers to reduce filtering requirements and crossover distortion |
12/03/2003 | EP1367703A1 Method of regulation of the supply voltage of a load and relative voltage regulator |
12/03/2003 | EP1367702A1 Power supply arrangement |
12/03/2003 | EP1366948A1 Hybrid power supply system |
12/03/2003 | EP1366560A2 Power efficient integrated charge pumps using clock gating |
12/03/2003 | CN2590267Y DC-DC converter |
12/03/2003 | CN1460320A Switch-mode power supply with autonomous primary inverter |
12/03/2003 | CN1460319A Switch mode power supply and method |
12/03/2003 | CN1460318A Dual mode pulse-width modulator for power control applications |
12/03/2003 | CN1460316A Control device and method for DC-DC converter |
12/03/2003 | CN1130000C Switching power supply |