| Patents for H02M 1 - Details of apparatus for conversion (33,954) |
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| 10/02/2013 | CN103337946A Megawatt on/off-network converter composite filter |
| 10/02/2013 | CN103337945A Passive inverter output filter with series resonance branch circuit |
| 10/02/2013 | CN103337944A Drive circuit with function of overcurrent protection and overcurrent feedback |
| 10/02/2013 | CN103337943A Conducting time generating circuit, method, as well as control circuit and switching power supply employing same |
| 10/02/2013 | CN102437772B Bipolar modulation control device of high frequency pulse alternating current link inverter |
| 10/02/2013 | CN102369790B 印刷电路板和电源模块 Printed circuit boards and power modules |
| 10/02/2013 | CN102291033B Method and device for suppressing direct current (DC) component of photovoltaic inverter |
| 10/02/2013 | CN102290970B Mode selecting and controlling circuit in voltage converter |
| 10/02/2013 | CN102176807B Self-protective variable frequency modulation ICP (Inductively Coupled Plasma) ballast |
| 10/02/2013 | CN102006006B System and method for non-sinusoidal current waveform excitation of electrical machines |
| 10/02/2013 | CN101895189B Water-cooling type cooler and inverter having the same |
| 10/01/2013 | US8547051 Controller and method for transitioning between control angles |
| 10/01/2013 | US8546974 Synchronous switching power supply |
| 09/26/2013 | WO2013142312A1 Single switch infinite-level power inverters |
| 09/26/2013 | WO2013141452A1 Control system of pcs for h-bridge 2-string single-phase power system interconnection |
| 09/26/2013 | WO2013139492A1 Dc/dc converter |
| 09/26/2013 | WO2013139373A1 Switch module and associated method |
| 09/26/2013 | WO2013017390A3 Method and apparatus for compensating voltage errors in pulse inverters, which are due to alternating off-times |
| 09/26/2013 | WO2013017253A3 Electrical power supply apparatus having a power factor correction and adjustment of current forming signal, and method for the operation thereof |
| 09/26/2013 | US20130250632 Single stage power conversion unit with circuit to smooth and holdup dc output voltage |
| 09/26/2013 | US20130250631 Power supply circuit with pfc function, and automatic gain control circuit therefor and control method thereof |
| 09/26/2013 | US20130250628 Sampling circuit for measuring the reflected voltage of transformer for power converter |
| 09/26/2013 | US20130250457 Adjacent terminal fault detection |
| 09/26/2013 | US20130249523 Method and device for current driven electric energy conversion |
| 09/26/2013 | US20130249460 Power conversion apparatus |
| 09/26/2013 | DE102012005854A1 Elektrische Versorgungsvorrichtung Electrical supply device |
| 09/25/2013 | EP2642653A1 Driver switch and control method |
| 09/25/2013 | EP2642649A1 Method and apparatus for determining zero-crossing of an AC input voltage to a power supply |
| 09/25/2013 | EP2641320A2 Method for connecting a photovoltaic installation to a power supply grid |
| 09/25/2013 | CN203219195U Bridgeless PFC converter capable of Buck and Buck-Boost switching work |
| 09/25/2013 | CN203219188U Laminated copper bar structure |
| 09/25/2013 | CN203219179U Phase-shifted full-bridge power supply module parallel circuit based on digital signal processor (DSP) |
| 09/25/2013 | CN203219178U Limited bipolarity control full-bridge power supply module parallel circuit based on digital signal processor (DSP) |
| 09/25/2013 | CN203219173U 三相功率因数变送器 Three-phase power factor transducer |
| 09/25/2013 | CN203219172U Zero-voltage-started thyristor medium-frequency induction heater |
| 09/25/2013 | CN203219171U Instantaneous power-fail protection device for mine high-voltage frequency converter |
| 09/25/2013 | CN203219170U Driving control device used for two-level large-power current transformer |
| 09/25/2013 | CN203219169U Converter device |
| 09/25/2013 | CN203219168U Positioning mechanism of unit in high-voltage frequency converter unit cabinet |
| 09/25/2013 | CN203219167U Power unit having fuse protector, and high-voltage frequency converter having power unit |
| 09/25/2013 | CN203219166U Power and energy storage structure of mining explosion-proof frequency conversion speed regulation all-in-one machine |
| 09/25/2013 | CN203219128U 3300V mining, flame-proof and intrinsic-safety-type frequency-conversion speed-regulation all-in-one machine |
| 09/25/2013 | CN203218946U Novel electric automobile charger based on one-cycle control strategy |
| 09/25/2013 | CN203213781U Fast door opening mechanism for explosion-proof frequency converter |
| 09/25/2013 | CN103329454A Interconnection for connecting a switched mode inverter to a load |
| 09/25/2013 | CN103329413A Power conversion apparatus |
| 09/25/2013 | CN103329412A Apparatus for driving semiconductor switch element |
| 09/25/2013 | CN103328816A A method of operating a wind turbine as well as a system suitable therefore |
| 09/25/2013 | CN103328248A Cooling system of power conversion apparatus for vehicle-mounted rotating electrical machine |
| 09/25/2013 | CN103326605A High efficient inverter |
| 09/25/2013 | CN103326600A Non-harmonic rectifying device for frequency converter |
| 09/25/2013 | CN103326597A Power factor correction controller and bridgeless type power factor correction circuit thereof |
| 09/25/2013 | CN103326590A Power device for controlling power semiconductor device to form series valve group |
| 09/25/2013 | CN103326579A Magnetic isolation feedback circuit |
| 09/25/2013 | CN103326565A Apparatus and methods associated with an early warning strobe input of a boost converter |
| 09/25/2013 | CN103326557A Capacitance compensation energy saving system on valve side of rectifier unit |
| 09/25/2013 | CN103326556A Single-phase AC-DC conversion circuit of directional power |
| 09/25/2013 | CN103326555A Power supply circuit with pfc function, and automatic gain control circuit therefor and control method thereof |
| 09/25/2013 | CN103326554A New topological structure for direct-current power supply power correction |
| 09/25/2013 | CN103326553A Start-up circuit and method for boost converter and boost converter |
| 09/25/2013 | CN103326552A Current equalizing system of super-power IGBT induction heating equipment and full-bridge inverting unit |
| 09/25/2013 | CN103326551A Method for hindering overshoot of turning-on currents of IGBT series connection type voltage source converter |
| 09/25/2013 | CN103326550A Power switching device series circuit capable of achieving automatic voltage limiting |
| 09/25/2013 | CN103326549A Ladder fitting structure envelope line tracking power supply |
| 09/25/2013 | CN103326548A Method and system for capacitor voltage control of unified power quality controller |
| 09/25/2013 | CN103326547A IGBT drive circuit with protection time delay |
| 09/25/2013 | CN103326546A Fixed turn-off time peak current type pulse sequence control method and fixed turn-off time peak current type pulse sequence control device |
| 09/25/2013 | CN103326545A On-time generator, signal generation method and voltage converter |
| 09/25/2013 | CN103326544A Power electronic combination device |
| 09/25/2013 | CN103326543A Converter casing |
| 09/25/2013 | CN103326531A Brushless direct-current variable frequency motor and control system using same |
| 09/25/2013 | CN103325759A 半导体模块 Semiconductor Modules |
| 09/25/2013 | CN102403880B Control system of chain type current transformer |
| 09/25/2013 | CN102299616B Self-excited push-pull type converter |
| 09/25/2013 | CN102255494B Level shift circuit for suppressing noises |
| 09/25/2013 | CN102255481B Power manager |
| 09/25/2013 | CN102231518B Surging suppression circuit |
| 09/25/2013 | CN102185481B 恒流源 Constant current source |
| 09/25/2013 | CN102133441B Medical infusion pump controlled by static low-power consumption power supply |
| 09/25/2013 | CN102075070B Direct current power supply with input interface shared by alternating current and direct current |
| 09/25/2013 | CN102044960B Method for laying out circuit board of frequency-variable controller, circuit board and frequency-variable controller |
| 09/25/2013 | CN101682251B System and method for controlling harmonics injected onto an input line by a welding-type system |
| 09/24/2013 | US8542505 Precision switching for carrier based PWM |
| 09/24/2013 | US8542504 Control circuit, power conditioner including the control circuit, and photovoltaic system |
| 09/24/2013 | US8542503 Systems and methods for high speed power factor correction |
| 09/24/2013 | US8542468 Fault condition protection |
| 09/24/2013 | CA2557328C Power supply for use in an electronic energy meter |
| 09/20/2013 | DE202013104146U1 Schaltungszweig eines Stromrichters und dreistufiger Stromrichter Branch circuit of a power converter and three-level converter |
| 09/19/2013 | WO2013136775A1 Dc power source device |
| 09/19/2013 | WO2013135111A1 Secondary power system and method for suppressing voltage transient in the secondary power system |
| 09/19/2013 | WO2012095449A3 Switching converter with improved electromagnetic compatibility (emc) |
| 09/19/2013 | US20130242626 Discharge circuits for emi filters capacitors and methods thereof |
| 09/19/2013 | US20130242625 Adaptive Bipolar Junction Transistor Gain Detection |
| 09/19/2013 | US20130241290 Filter circuit and bidirectional power conversion apparatus including thereof |
| 09/19/2013 | DE102012204255A1 Gleichspannungswandler DC voltage converter |
| 09/19/2013 | DE102009024371B4 Verfahren zur Herstellung einer Stromrichteranordnung mit Kühleinrichtung und Stromrichteranordnung Process for the preparation of a converter arrangement with cooling device and power converter arrangement |
| 09/19/2013 | CA2809967A1 Power distribution system and method for led lighting |
| 09/18/2013 | EP2639960A1 Method for compensating manufacturing tolerances of at least one electrical parameter of a power transistor and associated system |
| 09/18/2013 | EP2639956A1 Driver circuit and inverter circuit |
| 09/18/2013 | EP2639950A1 Filter circuit, and bidirectional power conversion apparatus provided with same |