| Patents for H02M 3 - Conversion of dc power input into dc power output (54,461) |
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| 12/31/2008 | EP2009777A2 PWM controlled power supply |
| 12/31/2008 | EP2009776A1 Buck-boost switching regulator and method thereof |
| 12/31/2008 | EP2009775A2 Driver circuit and electrical power conversion device |
| 12/31/2008 | EP2009774A1 Power converter, its control method, and air conditioner |
| 12/31/2008 | EP2009773A2 Soft start circuit and power supply including soft start circuit |
| 12/31/2008 | EP1378048B1 Method for reducing interference emissions in a dc/dc flyback converter |
| 12/31/2008 | EP1101275B1 Converter for the conversion of an input voltage into an output voltage |
| 12/31/2008 | CN201174661Y Power supply apparatus |
| 12/31/2008 | CN201174660Y Stagger parallel connection voltage reducing-type converter realized by three-winding coupling inductor |
| 12/31/2008 | CN201174659Y Smart card electric power management circuit of double interfaces |
| 12/31/2008 | CN201174658Y Power source of tridimensional image-forming system |
| 12/31/2008 | CN201174657Y Reactive clamping stagger parallel connection voltage boosting-type converter |
| 12/31/2008 | CN201174619Y Power supply source for converter transformer cooling system control circuit |
| 12/31/2008 | CN101335521A Charge pump for phase lock loop |
| 12/31/2008 | CN101335490A Multiple-resonant soft switch converter |
| 12/31/2008 | CN101335489A Implementing method and apparatus of zero voltage switch, tri-level DC converter |
| 12/31/2008 | CN101335488A System for modulating working frequency of switch power source converter |
| 12/31/2008 | CN101335487A Apparatus, power source and method providing continuous temperature compensation for dc-dc converter |
| 12/31/2008 | CN101335486A Low-cost high-efficient time division multiplex charge pump circuit |
| 12/31/2008 | CN100448151C Switching power supply device |
| 12/31/2008 | CN100448150C Electronic control unit, electric power-assisted steering device and transmission ratio-variable steering unit |
| 12/31/2008 | CN100448148C DC zero-voltage switched full-bridged converter of diode mutual inductor clamp |
| 12/31/2008 | CN100448147C Voltage-equalizing control circuit of current DC-DC converter |
| 12/31/2008 | CN100448146C Voltage conversion device and computer-readable recording medium having program recorded thereon for computer to control voltage conversion |
| 12/31/2008 | CN100448145C Control and driving apparatus of voltage and or piezoelectric composite material |
| 12/31/2008 | CN100448144C Power supply circuit |
| 12/30/2008 | US7472295 Pre-emptive power supply control system and method |
| 12/30/2008 | US7472294 Pre-emptive power supply control system and method |
| 12/30/2008 | US7471533 DC-to-DC converter with improved transient response |
| 12/30/2008 | US7471528 Parallel operating system of DC-AC converters and controller IC therefor |
| 12/30/2008 | US7471527 Green switch power supply with standby function and its IC |
| 12/30/2008 | US7471524 Isolated DC-DC converters with high current capability |
| 12/30/2008 | US7471523 Method and apparatus for detecting demagnetizing time of magnetic device |
| 12/30/2008 | US7471522 Light load regulator for isolated flyback converter |
| 12/30/2008 | US7471288 Light emitting display device and driving control method therefor |
| 12/30/2008 | US7471070 Switching power supply unit for generating an output voltage stepped up from an input voltage |
| 12/30/2008 | US7471069 Voltage generator device, motor vehicle, control method for the voltage generator device, control method for the motor vehicle, and computer-readable recording medium storing program for causing computer to execute the control method |
| 12/25/2008 | US20080316781 Buck converter led driver circuit |
| 12/25/2008 | US20080316776 Resonant-type switching power supply device |
| 12/25/2008 | US20080316775 Soft-switching circuit for power supply |
| 12/25/2008 | US20080316774 Power supply unit |
| 12/25/2008 | US20080316773 High Voltage Power Supply for Static Neutralizers |
| 12/25/2008 | US20080315858 Switch mode power supply apparatus having active clamping circuit |
| 12/25/2008 | US20080315849 Power Converter and Method for Power Conversion |
| 12/24/2008 | WO2008157478A2 Configurable input high power dc-dc converter |
| 12/24/2008 | WO2008157389A1 Bidirectional dc to dc converter for power storage control in a power scavenging application |
| 12/24/2008 | WO2008155971A1 Load driving circuit and method of setting load current thereof |
| 12/24/2008 | WO2008155917A1 Switching element driving circuit |
| 12/24/2008 | WO2008155600A1 Improved switched-mode power converter and method |
| 12/24/2008 | WO2008133859A3 Step-down switching regulator with freewheeling diode |
| 12/24/2008 | WO2008132501A3 Switching power converters |
| 12/24/2008 | WO2008132318A3 Active filtering device for a power supply |
| 12/24/2008 | WO2008103696A3 3-phase high power ups |
| 12/24/2008 | WO2008103696A2 3-phase high power ups |
| 12/24/2008 | EP2007000A2 Voltage generator |
| 12/24/2008 | EP2006985A2 Switch mode power supply apparatus having active clamping circuit |
| 12/24/2008 | EP2006984A1 Switching power supply |
| 12/24/2008 | EP2006973A1 Power supply system |
| 12/24/2008 | EP2005550A1 Adaptive solar powered system |
| 12/24/2008 | EP2005435A2 Lus semiconductor and application circuit |
| 12/24/2008 | EP1118150B1 A resonant mode power supply having over-power and over-current protection |
| 12/24/2008 | DE102007043322A1 Control circuit i.e. integral differential controller for e.g. single-ended flyback converter, has control amplifier designed as linear reversal integrator, whose inverting input is connected above resistor with reference voltage |
| 12/24/2008 | DE102007028785A1 Leistungsfaktor-Korrekturfilter, insbesondere für den Einsatz in einem elektronischen Vorschaltgerät für ein Leuchtmittel Power factor correction filters, in particular for use in an electronic ballast for a lighting means |
| 12/24/2008 | DE102007028344A1 Flow measurement module for use in motor vehicle, has delta sigma modulator connected with inputs, and level shifter converting potential of digital output signal into value related to reference potential |
| 12/24/2008 | CN201171187Y Synchronous commutation control circuit |
| 12/24/2008 | CN201171186Y Switch power supply type electric screwdriver power supply |
| 12/24/2008 | CN201171185Y Power supply adapter |
| 12/24/2008 | CN101331677A Control device and corresponding control method for a boost converter in a motor drive system |
| 12/24/2008 | CN101331670A 电压变换装置 Voltage converting means |
| 12/24/2008 | CN101331669A Method for forming charge pump controller and structure thereof |
| 12/24/2008 | CN101330257A Direct current voltage converter |
| 12/24/2008 | CN101330256A Method and apparatus for regulating a diode conduction duty cycle |
| 12/24/2008 | CN101330255A Switch mode power supply apparatus having active clamping circuit |
| 12/24/2008 | CN101330254A Line frequency switching regulator |
| 12/24/2008 | CN101330253A Switching regulator and motiono control method thereof |
| 12/24/2008 | CN101330252A DC-DC converter with temperature compensating circuit |
| 12/24/2008 | CN101330247A Voltage-regulating module for DC power supply |
| 12/24/2008 | CN101330203A Current deep constant-current output driving circuit with load short circuit protection function |
| 12/24/2008 | CN100446408C Motor drive apparatus, vehicle having the same mounted therein, and computer readable storage medium having a program stored therein to cause computer to control voltage conversion |
| 12/24/2008 | CN100446395C Voltage-stabilizing switch power source with voltage ripple detection circuit |
| 12/24/2008 | CN100446394C High-efficiency AC-DC converter with power factor corrector |
| 12/24/2008 | CN100446393C Method and controller for inhibiting transformer dc magnetic bias |
| 12/24/2008 | CN100446392C Optimized pulse over-cycle modulation switch stabilized voltage power supply controller |
| 12/24/2008 | CN100446391C Buck converter having improved transient response to load step down |
| 12/24/2008 | CN100446390C Active clamp zero voltage soft switch high gain booster staggered parallel converter |
| 12/24/2008 | CN100446388C Power-supply supplying device with low idling consumption |
| 12/24/2008 | CA2690050A1 Bidirectional dc to dc converter for power storage control in a power scavenging application |
| 12/23/2008 | US7468898 DC-DC converter with switchable capacitors |
| 12/23/2008 | US7468896 Drive circuit for a switch in a switching converter |
| 12/23/2008 | US7468895 Method and system for providing a bias voltage for a power input sub-circuit of a switched mode power supply |
| 12/23/2008 | US7468877 Overcurrent detection circuit and power supply apparatus provided therewith |
| 12/23/2008 | US7468599 DC power supply and integrated circuit device |
| 12/18/2008 | WO2008154099A2 Computer system power source with improved light-load efficiency |
| 12/18/2008 | WO2008154031A2 Power converter and power combiner for power-limited power sources |
| 12/18/2008 | WO2008153781A1 Low voltage charge pump |
| 12/18/2008 | WO2008153567A1 Charge pump controller and method therefor |
| 12/18/2008 | WO2008153174A1 Electric system control device and control method |
| 12/18/2008 | WO2008153037A1 Switching power supply device and primary side control circuit |
| 12/18/2008 | WO2008152978A1 Multi-output switching power supply device |
| 12/18/2008 | WO2008152905A1 Power converter |