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)
08/2008
08/21/2008US20080198635 Pulse width modulated ground/return for powered device
08/21/2008US20080198634 Resonant Dc/Dc Converter With Zero Current Switching
08/21/2008US20080198633 Method and system for operating a power converter
08/21/2008US20080198631 Power converter having flux bias regulation method
08/21/2008US20080197706 3-Phase High Power UPS
08/21/2008US20080197407 Power Semiconductor Devices with Barrier Layer to Reduce Substrate Up-Diffusion and Methods of Manufacture
08/21/2008DE112006002679T5 Verlustarmer Schaltmodus-Energiewandler, der sowohl im CCM als auch im DCM arbeitet Low-loss switching mode power converter which operates in both CCM and DCM in
08/21/2008DE102007007249A1 Circuit arrangement for controlling switched-mode power supply, has control signal generating unit generating current limiting signal for causing limitation of load current on steady load current and for outputting frequency control signal
08/20/2008EP1958322A2 Method for operating a switched-mode power supply as a flyback converter and switched-mode power supply for carrying out said method
08/20/2008EP1958321A2 Charge pump circuit and integrated circuit
08/20/2008EP1958038A2 Non-linear pwm controller for dc-to-dc converters
08/20/2008CN101248575A DC-DC converter
08/20/2008CN101248574A Linear transconductor for a one-cycle controller, notably for a DC-DC switching converter
08/20/2008CN101247096A Piezo-electricity energy harvester
08/20/2008CN101247090A Multiphase DC-DC converter
08/20/2008CN101247089A Switching controller for power sharing of parallel power supplies
08/20/2008CN101247088A Power converter and magnetic bias regulating method
08/20/2008CN101247087A Current detection circuit and current type switch adjustor
08/20/2008CN101247086A Adder and current type switch adjustor
08/20/2008CN101247085A Passive-clamp alternation and parallel connection boosting converter
08/20/2008CN101247084A Active-clamp high-gain alternation and parallel connection boosting converter
08/20/2008CN101247083A Switching regulator
08/20/2008CN101247082A Detection circuit
08/20/2008CN101247081A Detection circuit and power source system
08/20/2008CN101247080A Circuit for charging bootstrap capacitor of voltage converter
08/20/2008CN101247079A Semiconductor device
08/20/2008CN101247078A DC-DC conversion circuit, DC-DC conversion control circuit, and DC-DC conversion control method
08/20/2008CN101247077A Voltage booster circuit, power supply circuit, and liquid crystal driver
08/20/2008CN101247076A Signal output equipment, charge pump, voltage doubler and method for outputting current
08/20/2008CN101247075A Power source circuit, power source control circuit and power source control method
08/20/2008CN101247072A Voltage regulating circuit
08/20/2008CN101247053A Battery-connected voltage-boosting and reducing converting circuit and device, DC back-up power device
08/20/2008CN101247051A Power supply circuit, power supply control circuit, and power supply control method
08/20/2008CN100413197C Multi-level circuit device no need to balance capacity and voltage
08/20/2008CN100413196C Phase-locking device and switching controller with the same
08/20/2008CN100413195C DC-to-DC converter with high-frequency buckling transformer
08/20/2008CN100413194C Method for controlling DC-DC converter
08/20/2008CN100413193C Voltage booster circuit, power supply circuit, and liquid crystal driver
08/20/2008CN100413192C EP DC-DC boost pressure biasing circuit for sensor
08/20/2008CN100412754C Power supply voltage generation circuit
08/20/2008CN100412741C Switch device driving device and DC/DC current transformer using the same
08/19/2008US7415621 Power supply system, computer apparatus and maximum power control method
08/19/2008US7414865 Controller having output current control for a power converter
08/19/2008US7414864 Switching power supply apparatus
08/19/2008US7414862 Method and apparatus for regulating an output current from a power converter
08/19/2008US7414459 Architecture for implementing an integrated capacitance
08/19/2008US7414334 Circuit arrangement for limitation of over-voltages in energy storage modules
08/14/2008WO2008097526A2 High-voltage dc converter
08/14/2008WO2008097305A2 Adaptive output current control for switching circuits
08/14/2008WO2008096838A1 Load drive device
08/14/2008US20080193150 Switching regulator and image forming apparatus and its control method
08/14/2008US20080192515 Primary side constant output current controller with highly improved accuracy
08/14/2008US20080192514 Adaptive output current control for switching circuits
08/14/2008US20080192513 Converter
08/14/2008US20080192512 Direct current to direct current converter
08/14/2008US20080192511 Power Supply System and Apparatus
08/14/2008US20080192510 Device for feeding electrical energy from an anergy source
08/14/2008US20080192509 Dc-dc converter with isolation
08/14/2008US20080191821 Electrical Supply Circuit, Switch Activating Apparatus and Method for Operating a Switch Activating Apparatus
08/14/2008US20080191798 Bootstrap voltage generating circuits
08/14/2008DE102007006179A1 Schaltungsanordnung und Verfahren zum Betreiben einer induktiven Last Circuit arrangement and method for operating an inductive load
08/13/2008EP1956703A1 Device for feeding electrical energy from an energy source
08/13/2008EP1956702A2 Power supply apparatus
08/13/2008EP1956701A1 DC/DC-converter with a band pass filter and a band rejection filter in the voltage control loop
08/13/2008EP1956700A1 Dc-dc converter for electric automobile
08/13/2008EP1726086A4 Universal power supply apparatus
08/13/2008EP1534381A4 Transmission of information from an implanted medical device
08/13/2008EP1364446B1 Self-oscillating circuit for driving high-side and low-side switching devices with variable width pulses
08/13/2008CN101243603A Dc/DC converter device and discharge lamp lighting device
08/13/2008CN101243602A Close-loop PWM controller for primary-side controlled power converters
08/13/2008CN101243601A Motor drive circuits
08/13/2008CN101242147A Multi-path output power supply
08/13/2008CN101242145A Master suppress circuit applicable to return power converter
08/13/2008CN101242144A Method for controlling DC-DC converter
08/13/2008CN101242143A Adaptive output current control for switching circuits
08/13/2008CN101242142A Boosting switching regulator
08/13/2008CN101242141A Power supply device and voltage conversion method for efficient and low disperse information
08/13/2008CN101242140A Power control method and circuit and power source device
08/13/2008CN101242138A A startup auxiliary power circuit
08/13/2008CN101242134A Switch power control method and its device
08/13/2008CN101242125A Rotating asynchronous converter and a generator device
08/13/2008CN100411290C Intelligent type power supply and its method
08/13/2008CN100411289C Pulse generator
08/13/2008CN100411288C Supply unit and electronic equipment comprising the supply unit
08/13/2008CN100411287C Lift type voltage converter and method for converting voltage
08/13/2008CN100411286C DC-DC converter
08/13/2008CN100411285C Opposed current converter power factor correcting power supply
08/13/2008CN100411201C Electric power device and lights for vehicle
08/13/2008CA2620812A1 Unipolar or bipolar chopping converter with two magnetically coupled windings
08/13/2008CA2620810A1 Unipolar or bipolar chopping converter with three magnetically coupled windings
08/12/2008US7412613 Integrated circuit devices that support dynamic voltage scaling of power supply voltages
08/12/2008US7412612 Dynamically optimized power converter
08/12/2008US7411799 Apparatus and method for regulating a switching device
08/12/2008US7411797 Converter including a control device for turning on an auxiliary valve with a time delay and a method for controlling such a converter
08/12/2008US7411377 Adaptive control loop
08/12/2008US7411374 Circuitry and control method for charging capacitive loads
08/12/2008US7411316 Dual-input power converter and control methods thereof
08/07/2008WO2008094232A1 Current source with indirect load current signal extraction
08/07/2008WO2008093692A1 Insulation type ac-dc converter and led dc power supply device using the same
08/07/2008WO2008092870A2 Apparatus comprising low voltage power source
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