Patents
Sitemap › H02 - Generation, conversion, or distribution of electric power › H02M - Apparatus for conversion between ac and ac, between ac and dc, or between dc and dc, and for use with mains or similar power supply systems; Conversion of dc or ac input power into surge output power; Control or regulation thereof › H02M 1 - Details of apparatus for conversion
Patents for H02M 1 - Details of apparatus for conversion (33,954)
08/1998
08/18/1998US5796596 Fault control circuit for switched power supply
08/18/1998US5796277 Power-transistor driving circuit for a single power source
08/18/1998US5796245 Process and device for controlling the power of a load via a phase adjustment system
08/18/1998US5796215 Soft start circuit for self-oscillating drivers
08/13/1998WO1998035432A1 Step-up switching power supply
08/13/1998WO1998035429A1 Device for transforming a three-phase voltage system
08/13/1998WO1998021914A3 Power supply system for a load, and use
08/12/1998EP0858150A2 Low cost high efficiency power converter
08/12/1998EP0857605A2 GTO-brake actuator
08/12/1998CN1190501A Switched-mode power supply with magnetic flux density control
08/11/1998US5793626 High efficiency bimodal power converter and method of operation thereof
08/11/1998US5793625 Boost converter regulated alternator
08/11/1998US5793624 Apparatus and method for charging a DC battery
08/11/1998US5793623 Air conditioning device
08/11/1998US5793622 Common turn-off circuit for a thyristor power converter
08/11/1998US5793190 Method and device for power conversion
08/11/1998CA2149805C Emi filter and method
08/06/1998WO1998034438A1 Electronic ballast with lamp current valley-fill power factor correction
08/06/1998WO1998034336A1 Driving mechanism for industrial installations, in particular for primary industry installations
08/06/1998WO1998034313A1 Soft switching active snubber
08/06/1998DE19704122A1 Antriebseinrichtung für Industrieanlagen, insbesondere für Anlagen der Grundstoffindustrie Drive means for industrial plants, especially for plants in the basic industries
08/04/1998US5790395 Low in-rush current power factor control circuit
08/04/1998US5790390 Power supply with reduced EMI
08/04/1998US5790389 Consolidated soft-switching AC/DC converters
08/04/1998US5789894 Solid state motor speed control
08/04/1998US5789779 IGFET circuit preventing parasitic diode current
07/1998
07/30/1998WO1998033268A1 Boost mode power conversion
07/30/1998WO1998033266A1 A method and device for power conversion
07/30/1998WO1998033265A1 Step-down dc-dc converter
07/30/1998DE19702655A1 Rectifier device for power pack e.g. for supplying discharge lamps
07/29/1998EP0809879B1 Method and device for filtering and damping conducted interference caused by ultimate consumers
07/29/1998EP0797865B1 Power rectifier circuit
07/29/1998EP0797864B1 Power rectifier circuit
07/29/1998CN1189255A Switch mode power supply
07/29/1998CN1188920A Voltage-oppressed voltage source using partial resonance type
07/28/1998US5786992 To convert power from a varying voltage source/delivering it to a load
07/28/1998US5786973 Semiconductor power module and compound power module
07/22/1998CN1188453A High voltage power converter system
07/22/1998CN1039270C Electric power converter apparatus for converting electric power between dc and ac
07/22/1998CN1039269C Semiconducotr composite element, and method of detecting abnormal conditions in inverter device having element
07/21/1998US5784269 Three phase high power factor converter using phase selection circuit
07/21/1998US5783933 Switching supply device
07/21/1998US5783876 Switch with controlled rise and fall characteristics
07/21/1998US5783799 To provide a welding current to a load from a bus current
07/15/1998EP0852895A1 Fixed-cycle power-supply circuit with an at least temporarily active consumer-independent load
07/14/1998US5781427 Multistandard rectified power supply circuit with power factor correction option
07/14/1998US5781424 Static converter for an incandescent lamp having a delayed start
07/14/1998US5781421 High-frequency, high-efficiency converter with recirculating energy control for high-density power conversion
07/14/1998US5781082 Power supply filter for preventing noise signal from entering power supply circuit
07/14/1998US5781058 Totem pole driver with cross conduction protection and default low impedance state output
07/08/1998CN1187062A Power source apparatus
07/08/1998CN1039073C Semiconductor switch stack
07/07/1998US5777866 Power factor control for switched mode rectifiers with improved representing of currents in EMI capacitive elements
07/07/1998US5777865 Power conversion apparatus and its controlling method
07/07/1998US5777862 Fault control circuit for switched power supply
07/07/1998US5777861 Power supply apparatus having high power-factor and low distortion-factor characteristics
07/07/1998US5777506 Semiconductor switching apparatus and method of controlling a semiconductor switching element
07/07/1998US5777461 DC-DC converter for mobile application
07/07/1998US5777396 Circuit connecting device
07/02/1998DE19742609A1 Method of synchronising/controlling AC voltage-fed converters esp matrix converters, in multi-phase systems
07/01/1998EP0851719A2 Power supply device and discharge lamp lighting device
07/01/1998EP0851566A2 Half-bridge zero-voltage-switched PWM flyback DC/DC converter
07/01/1998EP0851564A2 DC-DC converter for mobile application
07/01/1998CN1186574A Large signal linear digital substantially unity power-factor controller for controlling power supply
07/01/1998CN1186380A Apparatus for controlling driving signal for motor
07/01/1998CN1186375A Peak reverse voltage removing circuit
07/01/1998CN1186365A Output voltage stabilizing circuit of power factor correction circuit
06/1998
06/30/1998US5773944 Electric machine control system including a torque smoothing device
06/25/1998DE19712564C1 Filter circuit arrangement e.g. for railway vehicle motor current regulator
06/24/1998EP0849872A1 Induction motor controller
06/24/1998EP0849870A2 Matrix filters for low-noise power distribution systems
06/24/1998EP0849854A2 Switched electronic supply unit
06/24/1998EP0849753A2 Switched output stage for controlling or regulating inductive loads
06/23/1998US5771168 Power factor correction apparatus
06/23/1998US5771165 Apparatus and method for charging a DC battery
06/23/1998US5771164 Power supply converter for suppressing higher harmonics to output a stable voltage
06/23/1998US5771159 Power supply device
06/18/1998WO1998026497A1 Power unit
06/17/1998EP0848485A2 High-frequency, high-efficiency converter with recirculating energy control for high-density power conversion
06/16/1998US5768118 Reciprocating converter
06/16/1998US5768114 Converter circuit arrangement
06/16/1998US5768112 Sub-resonant series resonant converter having improved form factor and reduced EMI
06/16/1998US5767652 Method and system for supplying optimal power to an inductive-type load
06/10/1998EP0847230A2 Inverter apparatus
06/10/1998DE19711966C1 GTO-converter with abrupt switch-on of GTO-thyristors
06/10/1998CN1184372A Switching power supply unit
06/09/1998US5764503 Method and apparatus for providing conditioned AC voltage using current and voltage sensing
06/09/1998US5764496 Inverter device including an auxiliary power supply with a smoothing capacitor
06/09/1998US5764467 Apparatus for protecting switch-mode power supplies connected in parallel from overvoltage
06/09/1998US5764038 Circuit configuration for limiting the output voltage of a switched mode voltage regulator
06/09/1998US5764037 Power converter
06/09/1998US5763962 Semiconductor switch driving circuit
06/04/1998WO1998024015A1 Zero-current start-up circuit
06/03/1998EP0793873B1 Method and device for reducing harmonics system perturbations in a self-commutated multilevel inverter
06/03/1998CN1183863A Power supply
06/03/1998CN1183667A SMPS with variable start up frequency circuit
06/03/1998CN1183666A Forward converter
06/03/1998CN1038632C 电力变换器 Power converter
06/02/1998US5761057 Switched mode power supply with synchronous preconverter
05/1998
05/28/1998WO1998021924A2 Control equipment for an active filter
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