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 3 - Conversion of dc power input into dc power output
Patents for H02M 3 - Conversion of dc power input into dc power output (54,461)
05/2012
05/30/2012CN202261015U Power supply converter topology capable of realizing voltage equalization and power capacitance expansion
05/30/2012CN202261014U Low-ripple high-power DC power supply
05/30/2012CN202261010U Power supply unit capable of suppressing internal electromagnetic interference
05/30/2012CN202260542U 能量调节器 Energy regulators
05/30/2012CN202257893U Power supply structure used for alarm
05/30/2012CN202243047U Power supply control system for charging electric automobile as well as electric automobile and charger
05/30/2012CN1976189B Power supply apparatus including charge-pump type step-up circuit operated at clock signal frequency
05/30/2012CN102484932A 用于将dc转换为ac脉冲电压的电路 For converting ac to dc pulse voltage circuit
05/30/2012CN102484473A 具有断开控制的功率晶体管及用于操作的方法 Off control method for the operation of the power transistors and
05/30/2012CN102484428A 用于电池系统的半桥式转换器和电池系统 Half-bridge converter and battery systems for the battery system
05/30/2012CN102484427A 电能转换电路器件 Power conversion circuit devices
05/30/2012CN102484426A 直流电源供电系统 DC power supply systems
05/30/2012CN102484425A Pfc转换器 Pfc converter
05/30/2012CN102484424A 电力变换装置 The power conversion apparatus
05/30/2012CN102484423A 电荷泵电路和其操作控制方法 A charge pump circuit and a method for controlling its operation
05/30/2012CN102484422A 用于功率因数修正的方法以及电路 Used for power factor correction circuits and methods
05/30/2012CN102480242A 一种推挽变换器及推挽拓扑led驱动电路 One kind of push-pull converter and push-pull topology led driver circuit
05/30/2012CN102480236A Switch power supply device and image forming apparatus with switch power supply device
05/30/2012CN102480235A Switching power supply
05/30/2012CN102480234A 具有受控电流源并且以单相模式连接的电力变换器 Power converter with a controlled current source, and is connected to the single-phase mode
05/30/2012CN102480232A 单端反激开关电源及其控制装置 Single-ended flyback switching power supply and control device
05/30/2012CN102480231A Circuit for a resonant converter
05/30/2012CN102480230A Control method and device for three-phase switching power supply and three-phase switching power supply
05/30/2012CN102480229A Isometric-ratio voltage reducing switch power source
05/30/2012CN102480228A 开关电源控制系统及其方法 Switching power supply control system and method
05/30/2012CN102480227A Audio-skipping control method and circuit used for fixing conducting time power converter
05/30/2012CN102480226A Step-down type conversion circuit
05/30/2012CN102480225A 直流电压供应装置 DC voltage supply means
05/30/2012CN102480224A Charge pump circuit
05/30/2012CN102480223A 一种仅采用低压mos管实现的负电压电荷泵电源电路 A low-mos tube using only achieve negative voltage charge pump power supply circuit
05/30/2012CN102480222A Hysteretic power converter with calibration circuit
05/30/2012CN102480221A Application method of PFC (power factor correction) controller in Buck circuit
05/30/2012CN102480217A System and method for driving switch
05/30/2012CN102480216A 用于驱动共源共栅开关的系统和方法 For driving common source systems and methods common-gate switch
05/30/2012CN102480133A Power systems for photovoltaic and DC input sources
05/30/2012CN102480126A High voltage direct current power supply with modules of different capacities working in parallel
05/30/2012CN101883706B Electrically driven power steering device
05/30/2012CN101867289B Switch power supply with constant voltage/constant current output and control method thereof
05/30/2012CN101860219B DC-DC converter
05/30/2012CN101834063B Pulse drive transformer assembly for self-excited switching power supply converter
05/30/2012CN101789695B Power supply changeover method and circuit thereof
05/30/2012CN101783344B Power transistor chip with built-in starting transistor and application circuit thereof
05/30/2012CN101777845B High-efficiency full range type switched power supplier
05/30/2012CN101753027B Single-stage exchange type power conversion circuit
05/30/2012CN101674011B Charge pump
05/30/2012CN101653746B High-voltage power supply of electrostatic dust collector
05/30/2012CN101651404B Substrate and magnetic device integrated DC-DC converter and preparation process thereof
05/30/2012CN101645653B LLC resonance circuit
05/30/2012CN101640481B Mixed power converter
05/30/2012CN101572490B Zero-voltage switch flyback-type DC-DC power supply conversion device
05/30/2012CN101567625B Multilevel charge pump and method for producing same
05/30/2012CN101552553B Simple and reliable pre-bias load starting circuit
05/30/2012CN101527511B Synchronous rectifier circuit
05/30/2012CN101436824B Limiting circuit and method for providing fine average current for switching adjustor
05/30/2012CN101414788B DC constant current power supply with low ripple implemented through mixing IGBT series and parallel connections
05/30/2012CN101378232B Bi-directional dc-dc converter and method for controlling the same
05/30/2012CN101361254B Ac link bidirectional dc-dc converter, hybrid power supply system using the same, and hybrid vehicle
05/30/2012CN101277056B Wave filter circuit
05/30/2012CN101247078B DC-DC conversion circuit, DC-DC conversion control circuit, and DC-DC conversion control method
05/30/2012CN101232199B Booster
05/30/2012CN101090230B Booster power supply circuit and control method therefor and driver IC
05/30/2012CN101072462B Magnetron driving power supply and control method
05/29/2012US8190932 Power supply converting circuit
05/29/2012US8189354 Voltage converter with high efficiency
05/29/2012US8189351 Multi-input DC/DC converters with zero-current switching
05/29/2012US8188829 Coil substrate structure, substrate holding structure, and switching power supply
05/29/2012US8188724 Method and apparatus to reduce maximum power from a power supply with transition region regulation
05/24/2012WO2012068587A1 Circuitry for controlling a voltage
05/24/2012WO2012068586A1 Circuitry for detecting a transient
05/24/2012WO2012067116A1 Power supply control device
05/24/2012WO2012066762A1 Circuit device
05/24/2012WO2012066682A1 Auxiliary power device for a vehicle
05/24/2012WO2012066143A2 Power electronic converter stage
05/24/2012WO2012065719A2 Circuit arrangement for operating an electric load with pulsed voltage
05/24/2012WO2012020921A3 Switching power converter using counter electromotive force
05/24/2012WO2011124549A3 Frequency selection circuit for a dc converter and method for selecting a frequency of same
05/24/2012US20120127762 Llc converter active snubber circuit and method of operation thereof
05/24/2012US20120127761 Circuit for a resonant converter
05/24/2012US20120127760 Switching power supply and electronic device using the same
05/24/2012US20120126739 Method and device for controlling inductive loads
05/24/2012DE112010000459T5 Leistungsversorgungsschaltung zum Antreiben eines Wechselrichters Power supply circuit for driving an inverter
05/24/2012DE102011079082A1 Variabler spannungswandler mit direkter klemmung der ausgangsspannung Variable voltage converter with direct clamping fixtures of the output voltage
05/24/2012DE102010060687A1 Leistungselektronische Wandlerstufe Power electronic converter stage
05/23/2012EP2456058A1 A controller for an additional converter
05/23/2012EP2454814A1 Switching apparatus
05/23/2012EP2454807A2 Low-interference power supply
05/23/2012EP2454806A2 High step-up ratio soft-switched flyback converter
05/23/2012EP2454805A1 Integrated circuit comprising voltage modulation circuitry and method therefor
05/23/2012CN202231629U Power adapter of all-in-one computer
05/23/2012CN202231628U Synchronous rectifier driving signal generation circuit
05/23/2012CN202231617U Insulated gate bipolar transistor driving power source
05/23/2012CN202231616U High stability high-voltage power supply circuit
05/23/2012CN202231615U Embedded DC-DC (Direct Current-Direct Current) self-powered system
05/23/2012CN202231614U Direct current boosted circuit and boost device
05/23/2012CN202231613U Pre-charge circuit of printer
05/23/2012CN202231612U Boost circuit
05/23/2012CN1881760B Apparatus for supplying power source
05/23/2012CN102474245A 开关设备 Switchgear
05/23/2012CN102474200A 电力转换装置、电力网互连装置及电力网互连系统 The power conversion apparatus and a power grid power grid interconnection means interconnect system
05/23/2012CN102474199A Power conversion apparatus, grid connection apparatus, and grid connection system
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