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)
11/2007
11/07/2007CN200973062Y DC. transformation system
11/07/2007CN200973061Y Switch power-supply circuit
11/07/2007CN101069339A Power supply device, light emitting device using such power supply device, and electronic device
11/07/2007CN101068097A Zero voltage zero current switch DC-DC converter
11/07/2007CN101068096A Booster circuit with protection function and electric device
11/07/2007CN101068095A Switch power supply output voltage regulating method and realizing circuit
11/07/2007CN101068094A Switch power source output voltage regulating method and realizing circuit
11/07/2007CN100347939C Resonant current transformer with secondary element device voltage stress is half of output voltage
11/06/2007US7292463 DC-AC converter and controller IC therefor
11/06/2007US7292462 DC/DC converter having transistor switches with flywheel diodes and program for controlling the transistor switches
11/06/2007US7292461 Switching power source apparatus
11/06/2007US7292460 Converter circuit for switching a large number of switching voltage levels
11/06/2007US7292089 Charge pump circuit with no output voltage loss
11/06/2007US7292017 Capacitor insulating power supply
11/06/2007US7292016 Buck/boost DC-DC converter control circuit with input voltage detection
11/06/2007US7292014 Controller and loading system thereof
11/06/2007US7292005 Capacitor charging circuitry and methodology implementing controlled on and off time switching
11/06/2007US7291993 Method for driving a fluorescent lamp and an inverter circuit for performing such a method
11/02/2007CA2548891A1 Multi-mhz power converter
11/01/2007WO2007123279A1 Power source control device, and relay malfunction detecting method
11/01/2007WO2007123099A1 Switching power supply circuit
11/01/2007WO2007123098A1 Switching power supply circuit and its control method
11/01/2007WO2007123045A1 Power converter, its control method, and air conditioner
11/01/2007WO2007122849A1 System interconnection power conditioner and system interconnection power supply system
11/01/2007WO2007121533A1 Charging and rechargable devices
11/01/2007WO2007023403A3 Linear transconductor for a one-cycle controller, notably for a dc-dc switching converter
11/01/2007US20070253230 Dc-to-dc converter with improved transient response
11/01/2007US20070253228 Switching power supply
11/01/2007US20070253227 Power converter for use with implantable thermoelectric generator
11/01/2007US20070253226 Inverter
11/01/2007US20070253225 Method and apparatus for transformerless safety isolation in a power supply
11/01/2007US20070252639 Charge Pump Circuit and Electronic Circuit Provided Therewith, and Method for Driving Charge Pump Circuit
11/01/2007US20070252569 Off-line converter with digital control
11/01/2007US20070252562 Regulator Circuit and Corresponding Uses
11/01/2007CA2648631A1 Charging and rechargable devices
10/2007
10/31/2007EP1850470A2 Synchronous rectifier and method for the operation of a synchronous rectifier
10/31/2007EP1850469A1 Converter control apparatus
10/31/2007EP1850468A2 Improvements in switching regulator circuits
10/31/2007EP1850467A2 Method and apparatus for transformerless safety isolation in a power supply
10/31/2007EP1602167B1 Dc-dc switching converter device
10/31/2007EP1342308B1 Boost doubler circuit
10/31/2007DE202007011918U1 Dauerstromversorgungssystem Continuous power system
10/31/2007DE102007015568A1 Gleichstrom/Gleichstrom-Wandler vom Typ mit Multiausgang DC / DC converter-type multi-output
10/31/2007CN200969560Y Time-sharing composite high-frequency combination type single-phase DC/AC inverse circuit
10/31/2007CN200969528Y Charger circuit and its PWM controller
10/31/2007CN101065893A Soft start of a switched secondary control circuit for a switched mode power supply
10/31/2007CN101065892A Method and circuit for limiting output voltage in a switched-mode power supply, and a switched-mode power supply
10/31/2007CN101065891A Switching power supply and its control circuit, and electronic apparatus employing such switching power supply
10/31/2007CN101064613A Network bridge and wireless acoustics having self-sustained power supply equipment
10/31/2007CN101064477A Hybrid integrated circuit and synchronous rectification driving circuit based on the same
10/31/2007CN101064476A Resonant DC/DC converter and its control method
10/31/2007CN101064475A Multi-output DC-DC converter having improved cross modulated performance
10/31/2007CN101064474A Control circuit of power supply switch
10/31/2007CN101064473A Gleichstrom/gleichstrom-wandler vom typ mit multiausgang
10/31/2007CN101064472A Switching regulator circuits
10/31/2007CN101064471A Highly effective parallel switch proportion electric source topology
10/31/2007CN101064470A Output voltage control equipment for DC voltage/DC voltage converter
10/31/2007CN101064469A DC-DC power supply converter
10/31/2007CN101064468A Dc-to-dc converter and electric motor drive system using the same
10/31/2007CN101064467A Power supply device, led driver, illumination device, and display device
10/31/2007CN101064438A Uninterruption power supply capable of providing sine wave output AC voltage
10/31/2007CN101063890A Voltage regulator with low voltage difference
10/31/2007CN100346564C Zero-voltage switch push-pull ortho-exciting three-level DC inverter main circuit and control method thereof
10/31/2007CN100346563C Isolation boost transformer of boosting induction adopting LCD non-loss absorption circuit and having coupled winding
10/31/2007CN100346562C Transformer clamping zero voltage switch three level full bridge converter and its expansion circuit
10/31/2007CN100346561C Switching type DC-DC converter with multiple output voltage
10/31/2007CN100346560C Circuit arrangement with power factor correction, as well as a corresponding appliance
10/30/2007US7289342 Output voltage stabilizer for switching mode power supply
10/30/2007US7289340 Switching power supply device
10/30/2007US7289339 Inverter circuit for inhibiting electricity transmission interference
10/30/2007US7289338 Input to output isolated DC-DC converter
10/30/2007US7288984 Charge pump generator and relative control method
10/30/2007US7288854 Power linear and switching regulators commonly controlled for plural loads
10/25/2007WO2007120131A1 Method for regulating a voltage and circuit therefor
10/25/2007US20070247882 Multi-output dc-dc converter with improved cross-regulation performance
10/25/2007US20070247877 Active-clamp current-source push-pull dc-dc converter
10/25/2007US20070247876 Output Power Factor Control of Pulse-Width Modulated Inverter
10/25/2007US20070247875 Multiple-Output Voltage Converter
10/25/2007US20070247520 Negative current compensation method and circuit
10/25/2007US20070247091 System for Operating Dc Motors and Power Converters
10/25/2007DE202007011244U1 Schaltungsanordnung zur Wandlung einer Eingangsgleichspannung in eine Ausgangsgleichspannung Circuit arrangement for converting a DC input voltage to a DC output voltage
10/25/2007DE10234388B4 Halbleiterbauelement mit Doppelspannungserzeugung und Betriebsverfahren hierfür A semiconductor device with a double voltage generating and operating method therefor
10/25/2007DE102004038597B4 DC/DC-Converter mit einer Converterstufe und einem Linearregler DC / DC Converter with a converter stage and a linear regulator
10/24/2007EP1848101A1 Power supply circuit and portable apparatus
10/24/2007EP1848085A2 Modular bidirectional bus system for exchanging energy between modules
10/24/2007EP1847415A1 Control apparatus for electric vehicles
10/24/2007EP1847009A1 Switched-mode power supply unit wherein devices are supplied with power independently of the operating state of the power component
10/24/2007EP1847008A1 Switching converter
10/24/2007EP1846928A2 Voltage regulator with bypass mode
10/24/2007EP1438783B1 Voltage regulator with clamping circuit
10/24/2007EP1364444B1 Method and apparatus for providing an initial bias and enable signal for a power converter
10/24/2007CN200966025Y A novel switch power feedback circuit
10/24/2007CN200966024Y A switch power magnetic isolating feedback circuit
10/24/2007CN200966023Y A laser power supply circuit
10/24/2007CN200966022Y D/A conversion circuit structure for the soft switching of power supply
10/24/2007CN101061628A Synchronous rectification forward converter
10/24/2007CN101061627A Numerical controller used for DC-DC switching inverter with ultra-high stable switching frequency work
10/24/2007CN101061447A Soft switching interleaved power converter
10/24/2007CN101060288A HV starting circuit for AC-DC converter
10/24/2007CN101060287A Multi-channel power converter with electricity-saving switching frequency modulation circuit
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