| Patents for H02M 5 - Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases (13,094) |
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| 12/02/2010 | WO2009032660A3 Colorimetric indicator of radiation exposure |
| 12/01/2010 | EP2256919A1 Phase current detection apparatus |
| 12/01/2010 | EP2256915A1 Electric energy feedback device |
| 12/01/2010 | CN201663560U Synchronistic and frequency-doubled saw-toothed carrier generating circuit of high-frequency link matrix inverter |
| 12/01/2010 | CN201663552U Single chip microcomputer purified alternating-current voltage-stabilized power supply control board |
| 12/01/2010 | CN201663551U Triphase-to-uniphase conversion interface |
| 12/01/2010 | CN201663550U Multi-loop independent power supply parallel transformer |
| 12/01/2010 | CN201663549U High-voltage transducer provided with redundant power units |
| 12/01/2010 | CN201662604U Variable-frequency resonance power supply |
| 12/01/2010 | CN1973424B 低谐波多相转换器电路 Low harmonic multiphase converter circuit |
| 12/01/2010 | CN101904083A 功率控制 Power Control |
| 12/01/2010 | CN101902131A Supply power adjusting apparatus and semiconductor manufacturing apparatus |
| 12/01/2010 | CN101902130A Variable-frequency power transmission and distribution system |
| 12/01/2010 | CN101478244B Voltage falling generator for wind power electricity generation |
| 12/01/2010 | CN101425756B DC lateral voltage controllable 4 quadrant frequency transformer and method thereof |
| 12/01/2010 | CN101404457B AC-AC frequency conversion current digital control system based on DSP and FPGA |
| 11/30/2010 | US7843166 Alternating-current power supply device recovering magnetic energy |
| 11/25/2010 | WO2010133721A1 Protection circuit for a wind-power generator |
| 11/25/2010 | DE102010002711A1 Einstellbare Übertrageranordnung Adjustable transmitter arrangement |
| 11/24/2010 | EP2067227B1 Drive energy supply in rail vehicles |
| 11/24/2010 | CN201656792U Arc-spraying inverter power supply |
| 11/24/2010 | CN201656791U Inverter plasma spraying power source |
| 11/24/2010 | CN201656790U Rectification frequency converter with double power supplies and double paths |
| 11/24/2010 | CN201656789U Three-phase medium-voltage frequency converter |
| 11/24/2010 | CN201656788U Intelligent high-frequency AC stabilized voltage supply with pure sine waves |
| 11/24/2010 | CN201656787U Minitype and high-power density gyroscope power unit |
| 11/24/2010 | CN201656786U 110V/220V dual-purpose power supply device |
| 11/24/2010 | CN201656785U Stepless self-coupling voltage regulating power supply |
| 11/24/2010 | CN201656784U Simple and easy ballasting device |
| 11/24/2010 | CN201656783U Adjustable high-voltage power supply for main converter cabinet routine test station in locomotive |
| 11/24/2010 | CN201656782U Power grid voltage dip source |
| 11/24/2010 | CN201646439U Power supply device for stabilized power supply using railway contact system electric energy |
| 11/24/2010 | CN201646438U Same-phase traction power-supply device of electrified railway |
| 11/24/2010 | CN101897111A Variable control device |
| 11/24/2010 | CN101895207A Control circuit and method and power supply device |
| 11/24/2010 | CN101895206A Alternating current voltage-regulating and voltage-stabilizing device controlled by insulated gate bipolar transistor |
| 11/24/2010 | CN101895205A Transducer |
| 11/24/2010 | CN101895204A High voltage converter circuit structure |
| 11/24/2010 | CN101895203A Alternating current voltage regulator |
| 11/23/2010 | US7839663 Converter and power converter that becomes it with the converter |
| 11/23/2010 | US7838757 Frequency spectrum conversion to natural harmonic frequencies process |
| 11/18/2010 | WO2010131644A1 Control device for hybrid work machinery |
| 11/18/2010 | DE202010012309U1 Netzteil und Beleuchtungssystem Power supply and lighting system |
| 11/18/2010 | DE102009021238A1 Verfahren zur Identifizierung von Verschmutzung und /oder Betauung von Bauelementen eines Spannungszwischenkreis-Umrichters A method for identifying pollution and / or condensation of components of a voltage-source converter |
| 11/18/2010 | DE102005030674B4 Vorschaltgerät einer Entladungslampe A discharge lamp ballast |
| 11/18/2010 | DE102005019860B4 Steuerbare Halbleiterdiode, elektronisches Bauteil und Spannungszwischenkreisumrichter Controllable semiconductor diode, electronic component and voltage source inverter |
| 11/17/2010 | EP2250726A1 Power supply arrangement |
| 11/17/2010 | EP2250044A1 Device for connecting a single-phase power supply line to a three-phase power supply network |
| 11/17/2010 | CN201639492U Telecontrol rectification and inversion power supply device by utilizing railway traction |
| 11/17/2010 | CN201639491U Explosion-proof intrinsically safe frequency converter used for mines |
| 11/17/2010 | CN201639490U Air-cooled radiating explosive-proof frequency converter |
| 11/17/2010 | CN201639489U Variable frequency power source experimental platform and monitoring system thereof |
| 11/17/2010 | CN201639488U Novel high-frequency AC-AC conversion unit |
| 11/17/2010 | CN201639487U Power-off meter reader |
| 11/17/2010 | CN101888188A Apparatus and method for controlling power converter |
| 11/17/2010 | CN101888174A Power conversion device |
| 11/17/2010 | CN101369781B AC high voltage high power adjustable CVCF power apparatus and its emendation method |
| 11/17/2010 | CN101127491B Ultra-high frequency adjusting harmonic vibration testing power based on high power IGBT |
| 11/16/2010 | US7835164 Apparatus and method of employing combined switching and PWM dimming signals to control brightness of cold cathode fluorescent lamps used to backlight liquid crystal displays |
| 11/11/2010 | WO2009082065A3 Motor controller of air conditioner |
| 11/11/2010 | US20100284208 Power-conversion control system including sliding mode controller and cycloconverter |
| 11/11/2010 | US20100284204 Power system with shared clamp reset |
| 11/10/2010 | CN201629680U Locomotive variable-frequency air-conditioning power supply device |
| 11/10/2010 | CN201629679U Stepless speed-regulating frequency converter of alternating current motor |
| 11/10/2010 | CN201629678U Simple frequency converter |
| 11/10/2010 | CN201629677U Pre-charging circuit for high-voltage frequency converter using high-voltage technology |
| 11/10/2010 | CN201629676U Elevator matrix frequency conversion device |
| 11/10/2010 | CN201629675U Power supply circuit of shipyard |
| 11/10/2010 | CN101882909A Circuit for implementing voltage-controlled oscillator with dead zone and resonant power supply |
| 11/10/2010 | CN101394135B Control system and controller power source for electric appliance |
| 11/10/2010 | CN101345483B Rail traction AC cophase supply apparatus based on three-phase series voltage source type symmetry transformation |
| 11/10/2010 | CN101277059B Electric power transformation device |
| 11/10/2010 | CN101083435B Self-activated switch power supply apparatus |
| 11/10/2010 | CN101082640B Measurement of the current of a frequency converter |
| 11/09/2010 | US7830681 Modular multi-pulse transformer rectifier for use in asymmetric multi-level power converter |
| 11/09/2010 | US7830680 Power unit |
| 11/04/2010 | WO2010124634A1 High voltage power conversion device |
| 11/04/2010 | US20100277961 Method for inhibiting thermal run-away |
| 11/04/2010 | CA2756425A1 Transistor junction diode circuitry systems and methods |
| 11/03/2010 | EP2245728A2 Wind energy plant having converter control |
| 11/03/2010 | EP2245717A2 Wind energy plant having a double-energized asynchronous generator and converter control |
| 11/03/2010 | CN201623640U Safety voltage power supplier and electric heating physiotherapeutic instrument |
| 11/03/2010 | CN201623639U Multiple synchronous four-quadrant high voltage deflector |
| 11/03/2010 | CN201623638U Single-plate frequency converter comprising separable control module |
| 11/03/2010 | CN201622905U High-efficient fin-radiation refrigerating large-capacity rectifier transformer bank |
| 11/03/2010 | CN1985435B Quenching device for a feeding converter bridge |
| 11/03/2010 | CN101877924A Soft-touch power adjustment switch circuit |
| 11/03/2010 | CN101877547A Double-power supply convertor |
| 11/03/2010 | CN101877542A Bit reverse method for Fourier transformation processing of data of frequency converter |
| 11/03/2010 | CN101877541A High-power four-quadrant frequency converter and power unit |
| 11/03/2010 | CN101877540A Three-switch alternating current brushless voltage regulation device |
| 11/03/2010 | CN101877539A Power converter and input/output frequency conversion method |
| 11/03/2010 | CN101877502A Radio frequency medium energy transmittion method and device |
| 11/03/2010 | CN101877449A Voltage adjustable power socket with switch |
| 11/03/2010 | CN101295931B AC power source current output stabilization and converting circuit, converter and conversion method |
| 10/28/2010 | WO2010124043A1 Smart electronic switch for low-power loads |
| 10/28/2010 | WO2010122085A1 Method and apparatus for controlling the operation of a snubber circuit |
| 10/28/2010 | CA2759202A1 Smart electronic switch for low-power loads |
| 10/27/2010 | EP2244383A1 Method and apparatus for controlling the operation of a snubber circuit |
| 10/27/2010 | EP2244369A1 Power converting device |