| Patents for H02M 1 - Details of apparatus for conversion (33,954) |
|---|
| 02/24/2004 | US6697269 Single-stage converter compensating power factor |
| 02/24/2004 | US6697266 Method and system for providing a DC voltage with low ripple by overlaying a plurality of AC signals |
| 02/24/2004 | US6696823 Low voltage, high current dc computer power system |
| 02/19/2004 | WO2003107518A3 Active harmonic filter |
| 02/19/2004 | WO2003085813A3 Line frequency switching regulator |
| 02/19/2004 | WO2003067745A3 Static electric power converter for modulating electric power exchanged between at least a voltage source and a current source |
| 02/19/2004 | WO2003001314A9 Current limiting technique for a switching power converter |
| 02/19/2004 | US20040032754 Multiple output power supply having soft start protection for load over-current or short circuit conditions |
| 02/19/2004 | US20040032753 Apparatus for noise current reduction in power converters |
| 02/19/2004 | US20040032701 Current limiting circuit and output circuit including the same |
| 02/18/2004 | CN1476662A DC-DC converter with reduced input current ripples |
| 02/18/2004 | CN1476154A Auxiliary circuit for power factor read just apparatus |
| 02/18/2004 | CN1476136A Driving circuit for power semiconductor element |
| 02/18/2004 | CN1139176C Passive loss-free buffer circuit for bridge inverter |
| 02/18/2004 | CN1139175C DC-DC exchanger |
| 02/17/2004 | US6694438 System for controlling the delivery of power to DC computer components |
| 02/17/2004 | US6693811 Integrated controller, method of operation thereof and power supply employing the same |
| 02/17/2004 | US6693805 Ripple cancellation circuit for ultra-low-noise power supplies |
| 02/17/2004 | US6693804 Switching power supply circuit |
| 02/17/2004 | US6693414 Power supply apparatus |
| 02/17/2004 | US6693413 Programmable power supply |
| 02/17/2004 | US6693390 Load driving apparatus |
| 02/12/2004 | WO2004013951A2 Self-powered direct current mitigation circuit for transformers |
| 02/12/2004 | WO2002061927A3 Isolated drive circuitry used in switch-mode power converters |
| 02/12/2004 | WO2002056452A3 Phase-controlled ac-dc power converter |
| 02/12/2004 | US20040027840 Method of determining a required inductance-current relationship for an inductor |
| 02/12/2004 | US20040027762 Drive circuit for driving power semiconductor device |
| 02/12/2004 | US20040027756 Power switching device |
| 02/12/2004 | US20040027208 Method and apparatus for damping an LC filter |
| 02/12/2004 | US20040027193 Semiconductor power converting apparatus |
| 02/12/2004 | US20040027005 Method and pulse-control circuit for a power component |
| 02/12/2004 | DE10314514A1 Leistungsvorrichtungssteuerschaltung Power device control circuit |
| 02/11/2004 | EP1388928A1 Rectifier bridge transistor control unit equiped with means for reducing EMI disturbances. |
| 02/11/2004 | EP1388208A1 Synchronous rectifiers |
| 02/11/2004 | EP1388200A1 Circuit arrangement for voltage stabilisation |
| 02/11/2004 | EP1388199A1 Active common mode filter connected in a-c line |
| 02/11/2004 | CN2603571Y Explosio-proof frequency transformer |
| 02/11/2004 | CN2603570Y High-power current transformer |
| 02/11/2004 | CN1474499A Combined power supply system |
| 02/11/2004 | CN1138335C Global universal power source apparatus |
| 02/11/2004 | CN1138332C Power conversion apparatus and air conditioner using same |
| 02/10/2004 | US6690589 Interleaved converter power factor correction method and apparatus |
| 02/10/2004 | US6690586 Switching power source device |
| 02/10/2004 | US6690230 Active common mode filter connected in A-C line |
| 02/10/2004 | US6690150 Method and a system for producing a power supply voltage for controlling an electronic switch |
| 02/10/2004 | US6690143 Power factor correction circuit with resonant snubber |
| 02/05/2004 | WO2004012326A1 Global closed loop control system with dv/dt control and emi/switching loss reduction |
| 02/05/2004 | US20040022080 Switching transformer |
| 02/05/2004 | US20040022078 Soft start techniques for control loops that regulate DC/DC converters |
| 02/05/2004 | US20040022077 Ripple cancellation circuit for ultra-low-noise power supplies |
| 02/05/2004 | US20040021992 Constant-voltage switching power supply provided with overvoltage output protecting circuit, and electronic apparatus provided with overvoltage protecting circuit |
| 02/05/2004 | DE10329064A1 Hoher-Leistungsfaktor-Umformersystem und -Verfahren High power factor converter system and method |
| 02/05/2004 | DE10243570B3 Diode protection circuit, for power supply, has FET in parallel with diode for providing thermal overload protection |
| 02/05/2004 | DE10232677A1 Circuit regulator and control circuit has dynamic current limiter with active harmonic filter and controlled raising of limit during starting time |
| 02/04/2004 | EP1387477A1 Transition mode power factor correction device in switching power suppliers. |
| 02/04/2004 | EP1387476A1 Transition mode power factor correction device in switching power suppliers |
| 02/04/2004 | EP1387475A1 Circuit for the programmable protection of output overvoltages in a power factor corrector |
| 02/04/2004 | EP1387474A1 Supply circuit for the control element of an active electronic power component |
| 02/04/2004 | EP1386389A1 Device for power supply in a multi-voltage electric system of a motor vehicle |
| 02/04/2004 | EP1142090B1 Voltage switch-over device |
| 02/04/2004 | CN1473389A Power source unit |
| 02/04/2004 | CN1137536C A.c. electron load simulator |
| 02/03/2004 | US6687142 AC to DC inverter for use with AC synchronous motors |
| 02/03/2004 | US6687141 Dissipative clamping of an electrical circuit with a clamp voltage varied in response to an input voltage |
| 02/03/2004 | US6687136 Arc-machining power supply with switching loss reducing element |
| 02/03/2004 | US6687107 Semiconductor integrated circuit device |
| 02/03/2004 | US6687102 Battery-operated power supply unit |
| 02/03/2004 | US6687101 Fault condition protection |
| 02/03/2004 | US6686727 Method for power conversion using combining transformer |
| 01/29/2004 | WO2004010570A1 Power converter |
| 01/29/2004 | WO2004010569A1 Bootstrap circuit for switching power supplies |
| 01/29/2004 | WO2003033749A3 Matrix element precharge voltage adjusting apparatus and method |
| 01/29/2004 | US20040017245 Gate driving circuit in power module |
| 01/29/2004 | US20040017227 Power device driving circuit |
| 01/29/2004 | US20040017168 Motor driving device for supplying driving current to a three-phase motor through output transistors |
| 01/29/2004 | US20040017113 Distributed power system |
| 01/29/2004 | US20040017112 Power supply controlling device of an electronic equipment |
| 01/29/2004 | US20040016724 Method and apparatus for receiving a universal input voltage in a welding, plasma or heating power source |
| 01/29/2004 | DE10328782A1 Steuerschaltung für einen MOSFET zur Synchrongleichrichtung Control circuit for a MOSFET for synchronous rectification |
| 01/29/2004 | DE10231198A1 Verfahren und Schaltungsanordnung zum Begrenzen einer Überspannung Method and circuit for limiting surge |
| 01/29/2004 | DE10229633A1 Ansteuerung für einen Halbbrückenwechselrichter Drive for a half-bridge inverter |
| 01/28/2004 | EP0887912B1 Power supply |
| 01/28/2004 | CN1471227A Motor driven device |
| 01/28/2004 | CN1470968A Switch device driving device and DC/DC current transformer |
| 01/28/2004 | CN1136655C Single pulse singnal control circuit to control output voltage and conversion switch simultaneously |
| 01/28/2004 | CN1136648C Electric Power conversion system |
| 01/27/2004 | US6683443 Soft start circuit for regulated power supply |
| 01/27/2004 | US6683442 Soft start of a switching power supply system |
| 01/27/2004 | US6683395 Power supply |
| 01/27/2004 | CA2325680C Self-supplied dc/dc switching power supply |
| 01/27/2004 | CA2197975C Universal power module |
| 01/22/2004 | WO2004008617A1 A 12/42 volt dc brush motor control system |
| 01/22/2004 | WO2004008601A1 Method and circuit for limiting an overvoltage |
| 01/22/2004 | US20040012986 Two-stage converter using low permeability magnetics |
| 01/22/2004 | US20040012904 Output feedback and under-voltage detection system |
| 01/22/2004 | US20040012356 12/42 Volt DC brush motor control system |
| 01/22/2004 | US20040012263 Method and apparatus for integrated circuit power up |
| 01/22/2004 | US20040012064 Semiconductor module and power conversion device |
| 01/22/2004 | DE10230156A1 Leistungshalbleitermodul und Schaltungsanordnung The power semiconductor module and the circuit arrangement |
| 01/21/2004 | CN2600974Y Assembling structure of high-frequency switch power supply |