| Patents for H02M 3 - Conversion of dc power input into dc power output (54,461) |
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| 01/31/2008 | WO2006023767A3 Power and information signal transfer using micro-transformers |
| 01/31/2008 | US20080025450 Multiplexed rf isolator circuit |
| 01/31/2008 | US20080025051 Low voltage stress power converter |
| 01/31/2008 | US20080025050 Wide Input Range Power Supply |
| 01/31/2008 | US20080024202 High voltage generating circuit preserving charge pumping efficiency |
| 01/31/2008 | US20080024201 High voltage generating circuit preserving charge pumping efficiency |
| 01/31/2008 | US20080024200 High voltage generating circuit preserving charge pumping efficiency |
| 01/31/2008 | US20080024099 Power Supply Apparatus |
| 01/31/2008 | US20080024098 Current direction detection circuit and switching regulator having the same |
| 01/31/2008 | US20080024095 Method and Circuit for Limiting Output Voltage in a Switched-Mode Power Supply, and a Switched-Mode Power Supply |
| 01/31/2008 | US20080024094 Resonant Switching Power Supply Device |
| 01/31/2008 | DE102007034450A1 Device for supplying voltage, particularly potential transformers, has controller for pulse-width-modulation of switches, which has difference of partial voltages of supply voltage |
| 01/31/2008 | DE102006034804A1 Power supply unit for use in motor vehicle-electrical system, has switching converter operated as step up converter when input voltage falls below threshold value, and linear voltage controller connected with output voltage of converter |
| 01/31/2008 | DE102006033348A1 Input direct current voltage converting method for e.g. TV set, involves deriving switch signal from oscillator signal of frequency variable oscillator for controlling secondary-sided controllable switches at common duty cycles |
| 01/30/2008 | EP1883152A2 Power supply and image forming device having the same |
| 01/30/2008 | EP1882298A2 Power inverter |
| 01/30/2008 | EP1881910A2 Load drive apparatus and motored vehicle having the same mounted thereon |
| 01/30/2008 | CN201015186Y Electric voltage adjustable microcombustion power source |
| 01/30/2008 | CN201015183Y AC-DC converter with power factor correcting function |
| 01/30/2008 | CN101116240A Switching converter |
| 01/30/2008 | CN101116239A Pulse width modulation frequency dithering in a switch mode power supply |
| 01/30/2008 | CN101114797A Constant voltage supply circuit |
| 01/30/2008 | CN101114796A Gate driver topology for maximum load efficiency |
| 01/30/2008 | CN101114795A Backward current preventing circuit and method |
| 01/30/2008 | CN101114794A DC-DC converter and ripple cancelling circuit |
| 01/30/2008 | CN101114793A Semiconductor integrated circuit supplying voltage to a load using a charge pump and electronic device including the same |
| 01/30/2008 | CN101114792A Power supply and image forming device having the same |
| 01/30/2008 | CN101114791A Pulsewidth modulation signal converting voltage signal circuit |
| 01/30/2008 | CN101114649A Semiconductor device used in step-up dc-dc converter, and step-up dc-dc converter |
| 01/30/2008 | CN100365935C Voltage generating circuit, voltage generating device and semiconductor device using the same, and driving method thereof |
| 01/30/2008 | CN100365926C DC-DC converter |
| 01/30/2008 | CN100365925C Voltage booster device having voltage-suppressing circuit |
| 01/30/2008 | CN100365924C Regulator of reduction voltage |
| 01/30/2008 | CN100365923C On-off regulator having two or more outputs |
| 01/30/2008 | CN100365906C DC-DC converting charging apparatus |
| 01/30/2008 | CN100365756C Field-eimtting display power-supply module and power-supply generating method |
| 01/29/2008 | US7324361 Solar array inverter with maximum power tracking |
| 01/29/2008 | US7324358 Power supply apparatus including charge-pump type step-up circuit operated at clock signal frequency |
| 01/29/2008 | US7324357 Power supply apparatus for electric operation |
| 01/29/2008 | US7324356 Common-mode current cancellation with digital pulses for isolated applications |
| 01/29/2008 | US7324355 Dc-DC converter |
| 01/29/2008 | US7324354 Power supply with a digital feedback loop |
| 01/29/2008 | US7324331 System and method for providing and receiving electric power through telephone wire-pairs |
| 01/29/2008 | US7323945 Programmable radio transceiver |
| 01/29/2008 | US7323753 MOS transistor circuit and voltage-boosting booster circuit |
| 01/24/2008 | WO2008011622A2 Bpl low-voltage coupler |
| 01/24/2008 | WO2008010382A1 Power supply system, vehicle using the same, accumulator temperature increase control method, and computer-readable recording medium containing a program for causing a computer to execute the accumulator temperature increase control |
| 01/24/2008 | WO2008010062A1 Electric power source system and method for the same |
| 01/24/2008 | WO2008009538A1 Method and device for regulating a resonant inverter, and resonant inverter provided with such device |
| 01/24/2008 | WO2008009196A1 A passive signal isolator with zero offset operation |
| 01/24/2008 | WO2006138477A3 High voltage full bridge circuit and method for operating the same |
| 01/24/2008 | US20080019160 Dc/Dc Converter |
| 01/24/2008 | US20080019159 Amplifier circuits in which compensation capacitors can be cross-connected so that the voltage level at an output node can be reset to about one-half a difference between a power voltage level and a common reference voltage level and methods of operating the same |
| 01/24/2008 | US20080019153 Protection device for a converter and related method |
| 01/24/2008 | US20080018311 Level Shift Circuit And Switching Regulator Therewith |
| 01/24/2008 | DE112006000761T5 Spannungsumwandlungsvorrichtung und Fahrzeug Voltage conversion apparatus and vehicle |
| 01/24/2008 | DE112006000605T5 Netzteil Power Supply |
| 01/24/2008 | DE102006033506A1 Schottkykontakt-Bauelement Schottky device |
| 01/24/2008 | DE102006033135A1 Load rejection network for power transformer, has controlled nonlinear saturation inductor, which returns current in half bridge for time of switching circuit breaker, such that circuit breaker is switched on, when voltage is zero |
| 01/23/2008 | EP1881591A2 Common mode noise reduction circuit utilizing dual primary windings |
| 01/23/2008 | EP1881589A1 Charge pump circuit |
| 01/23/2008 | EP1881588A1 Charge pump architecture and corresponding method for managing the voltage generation |
| 01/23/2008 | EP1881580A1 Dc/dc converter |
| 01/23/2008 | EP1880224A2 A peak or zero current comparator |
| 01/23/2008 | EP1563595B1 Power converter |
| 01/23/2008 | EP1258076A4 Switching power supply with storage capacitance and power regulation |
| 01/23/2008 | CN101111988A Power supply and method for operating a power supply |
| 01/23/2008 | CN101111987A Step-up/step-down regulator circuit and liquid crystal display device using the same |
| 01/23/2008 | CN101111986A Converter |
| 01/23/2008 | CN101110552A Flyback pulse width modulation device with power-saving mode |
| 01/23/2008 | CN101110551A Synchronous voltage adjusting circuit used for resonant power supply switching circuit |
| 01/23/2008 | CN101110550A Switching power supply unit |
| 01/23/2008 | CN101110549A Boosting circuit |
| 01/23/2008 | CN101110293A Micro power converter and method of manufacturing same |
| 01/23/2008 | CN100364222C Dynamically-switched power converter |
| 01/23/2008 | CN100364221C High-frequency high-power differential arc oxidation pulse power source having discharging gap absorption circuit |
| 01/23/2008 | CN100364220C Multipurpose switch power supply |
| 01/23/2008 | CN100364219C Main circuit of interleaving inverse excitation type converter with clamping capacitance |
| 01/23/2008 | CN100364218C Dc/dc conversion circuits and relative display system |
| 01/23/2008 | CN100364208C Induction circuit for contactless power supply apparatus |
| 01/23/2008 | CN100363853C Multi-phase buck converter |
| 01/22/2008 | USRE40016 Power factor correction control circuit |
| 01/22/2008 | US7321499 Method of forming a power supply controller and device therefor |
| 01/22/2008 | US7321498 DC-DC converter having synchronous rectification without cross conduction |
| 01/22/2008 | US7321224 DC-DC converter with clamping capacitor and output winding for reduced output voltage ripple |
| 01/22/2008 | US7321223 Switching power supply apparatus |
| 01/22/2008 | US7321222 Switching regulator with DC offset (bias) in controller |
| 01/22/2008 | CA2469309C Power supply system and electronic device comprising the same |
| 01/17/2008 | WO2008007724A1 Power supply system and vehicle equipped with it, and temperature management method |
| 01/17/2008 | WO2008007723A1 Load drive device and vehicle using the same |
| 01/17/2008 | WO2008007627A1 Power supply system, vehicle using the same, and its control method |
| 01/17/2008 | WO2008007540A1 Power supply device |
| 01/17/2008 | WO2008007519A1 Power supply apparatus |
| 01/17/2008 | WO2008006992A1 Direct current / direct current converter with multiple outputs |
| 01/17/2008 | WO2007122268A3 Improved isolated power transfer device |
| 01/17/2008 | WO2007101618A3 Device and method for dc voltage supply of electronic control circuits for electric motors |
| 01/17/2008 | WO2006125409A3 Power inverter |
| 01/17/2008 | WO2005046035A3 Multi-mode switching regulator |
| 01/17/2008 | US20080013635 Transformer coils for providing voltage isolation |
| 01/17/2008 | US20080013349 Step-Up Circuit and Portable Device Using It |