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)
03/2014
03/26/2014CN103683942A Power converter
03/26/2014CN103683941A Isolation type resonance high step-up ratio circuit
03/26/2014CN103683940A DC-DC converting circuit, device and working method
03/26/2014CN103683939A Special high-voltage driving power source for intelligent piezoelectric valve positioner
03/26/2014CN103683938A Boost circuit
03/26/2014CN103683937A Voltage translation circuit
03/26/2014CN103683936A Two-way digital DC-DC convertor with wide load range
03/26/2014CN103683935A Switching mode power supply and control circuit and control method thereof
03/26/2014CN103683934A Digitally controlled power supply having failure detection function
03/26/2014CN103683933A Digitally controlled non-inverting buck-boost dc-dc converter system
03/26/2014CN103683932A Voltage converter operable in pulse width modulation (PWM) mode or pulse skipping mode, and mode switching method for voltage converter
03/26/2014CN103683931A Power supply switching circuit
03/26/2014CN103683930A One-cycle Boost PFC converter control method based on load current feedforward
03/26/2014CN103683929A Self-adaptive loop compensating method, compensating circuit and switching power supply with compensating circuit
03/26/2014CN103683928A Leading phase compensating circuit integrated with switching regulator
03/26/2014CN103683927A Switch power supply current type dual pulse skip modulation method and device thereof
03/26/2014CN103683926A Supply circuit in a communication system of a protective headgear, protective headgear and method
03/26/2014CN103683925A DC-DC controller
03/26/2014CN103683924A Controller with protection function
03/26/2014CN103683923A Control circuit of single-inductor four-output step-down switching power supply
03/26/2014CN103683922A Nonlinear control method of Buck-Boost converter system
03/26/2014CN103683921A Control method and control device for staggering interconnection booster circuit
03/26/2014CN103683920A Switch inductance active network boosting converter
03/26/2014CN103683919A High-power-factor low-harmonic-distortion constant current circuit and device
03/26/2014CN103683918A Switching power supply
03/26/2014CN103683917A Driver for switching element and control system for rotary machine using the same
03/26/2014CN103683916A Adjusting apparatus and adjustment method
03/26/2014CN103683915A Multiphase switching converters operating over wide load ranges
03/26/2014CN103683914A Power converter and operating method thereof
03/26/2014CN103683913A Integrated voltage-multiplying generating circuit
03/26/2014CN103683912A Machine tool spindle thermal power generation energy supply circuit used for wireless sensor and control method of circuit
03/26/2014CN103683911A Charging apparatus and charging method
03/26/2014CN103683910A Charge pump circuit of high-speed switch circuit
03/26/2014CN103683909A Display system, power supply method and power supply device thereof
03/26/2014CN103683908A Switch power supply control circuit, switch power supply and control method thereof
03/26/2014CN103683907A Fixed frequency DC to DC converter control circuit with improved load transient response
03/26/2014CN103683906A Electronic device
03/26/2014CN103683905A Voltage converter
03/26/2014CN103683869A Switching power supply control circuit, switching power supply and control method of switching power supply
03/26/2014CN103683857A Direct-current draw-out power supply of IEGT power module
03/26/2014CN103683453A Regenerative braking urban rail power supply system with super-capacitor for energy storage, filtering and voltage stabilization
03/26/2014CN103683349A Spare voltage stabilization hydrogen energy power supply system
03/26/2014CN103683302A Trigger circuit of direct light-triggered thyristor
03/26/2014CN103023318B Low-voltage power supply generating circuit for inside of high-voltage chip
03/26/2014CN102624228B Pulse width modulation (PWM) control direct current-direct current (DC-DC) converter
03/26/2014CN102545618B Full-bridge phase-shifting soft switching circuit
03/26/2014CN102522892B Auto-excitation-type Buck converter based on metal oxide semiconductor field effect transistor (MOSFET)
03/26/2014CN102403896B Self excited Boost converter based on MOSFET (Metal-Oxide-Semiconductor Field Effect Transistor)
03/26/2014CN102387637B Led驱动电路 Led drive circuit
03/26/2014CN102217178B Power supply having a charge pump circuit
03/26/2014CN102177645B High frequency power converter based on transformers
03/26/2014CN102171916B Switching device and method for controlling same
03/26/2014CN102148565B Current quick shifting method and direct current power supply
03/26/2014CN102075090B Power supply, power connector combination and data-processing system
03/26/2014CN102055339B Power supply device for testing
03/26/2014CN102013798B Switching Power supply and driver circuit and control method thereof
03/26/2014CN101931325B Controller integrated circuit, electronic device and method for determining voltage level, electronic device and method thereof
03/26/2014CN101572481B Charge pump circuit
03/26/2014CN101414791B Differential decompression DC chopper type high-frequency chain inverter
03/25/2014US8683248 Electronic apparatus, electronic apparatus power control, electronic apparatus power control program, and storage medium storing power control program
03/25/2014US8681517 AC converter, AC converting method, and storage medium for converting an AC voltage with a relatively high frequency into an AC voltage with a relatively low frequency
03/25/2014US8681514 Controller for secondary side control of a switch, power converter, and related synchronous rectification control method
03/25/2014US8681513 Optimization of a power converter employing an LLC converter
03/25/2014US8681512 Active clamp resonance control
03/25/2014US8681511 Alternating current-direct current converter device
03/25/2014US8680838 System and method for system-level power point control of a photovoltaic device
03/25/2014US8680836 Regulating current output from a buck converter without external current sensing
03/25/2014US8680831 Constant frequency on-time control system and method and voltage regulator using the same
03/25/2014CA2734699C Power conversion apparatus
03/20/2014WO2014043560A2 Waveform compensation systems and methods for secondary weld component response
03/20/2014WO2014043219A2 Dc to dc converter, controller, and control techniques
03/20/2014WO2014042916A2 Advanced dc voltage adjustment using switched capacitors
03/20/2014WO2014042820A1 Circuits for prevention of reverse leakage in vth-cancellation charge pumps
03/20/2014WO2014042690A1 Method and apparatae for controlling and providing a voltage converter with a pulse-width-modulated switch
03/20/2014WO2014041922A1 Excavator
03/20/2014WO2014040529A1 Flexible rectifier for providing variety of on-demand voltages
03/20/2014WO2014040170A1 Interleaved resonant converter
03/20/2014WO2013090677A3 Current control for simo converters
03/20/2014WO2013068226A3 Circuit for converting dc voltage with current limitation
03/20/2014WO2013004232A3 Power supply with output rectifier
03/20/2014US20140082377 Providing Additional Current Capacity To A Processor For A Turbo Mode
03/20/2014US20140078795 Charge pump supply with clock phase interpolation
03/20/2014US20140078790 Systems and methods for voltage control and current control of power conversion systems with multiple operation modes
03/20/2014US20140078789 Switching power converter with secondary-side dynamic load detection and primary-side feedback and control
03/20/2014US20140078788 Synchronous rectifying control method and circuit for isolated switching power supply
03/20/2014US20140078787 Switching power source device
03/20/2014US20140078786 Power Supply Circuit
03/20/2014US20140078785 Adapter power supply
03/20/2014US20140078783 Full-bridge quasi resonant dc-dc converter and driving method thereof
03/20/2014US20140078782 Power converter control system and method
03/20/2014US20140078781 Power supply circuit and power supply apparatus
03/20/2014US20140077885 Two mode power converter for audio amplifiers
03/20/2014US20140077858 Digitally controlled delay
03/20/2014US20140077790 Switching power supply device
03/20/2014US20140077786 Boosting circuit and rfid tag including boosting circuit
03/20/2014US20140077783 Adjusting apparatus and adjustment method
03/20/2014US20140077782 Semiconductor device including short-circuit protection
03/20/2014US20140077781 Controller and system including controller
03/20/2014US20140077774 Variable switched capacitor dc-dc voltage converter
03/20/2014US20140077724 Load driving device and led lighting appliance therewith
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