| Patents for H02M 3 - Conversion of dc power input into dc power output (54,461) |
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| 03/18/2009 | CN201210594Y Memory type public electricity consuming uniform sharing device capable of cascade |
| 03/18/2009 | CN101389168A High-voltage large power LCD constant current driving device |
| 03/18/2009 | CN101388615A Method and system for converting DC power to AC power |
| 03/18/2009 | CN101388609A Low voltage wide input push-pull positive stimulate three level DC converter and controlling method thereof |
| 03/18/2009 | CN101388608A Control circuit for an alternating commutator |
| 03/18/2009 | CN101388607A Magnetic integration circuit for multiphase staggering flyback converter and controlling method thereof |
| 03/18/2009 | CN101388606A Switching regulator and method of adjusting pulse width |
| 03/18/2009 | CN101388605A Switching regulator |
| 03/18/2009 | CN101388604A Auxiliary converting circuit for providing fast dynamic response to wireless communication device |
| 03/18/2009 | CN101388603A Method and apparatus for regulating power source voltage |
| 03/18/2009 | CN101388600A Component combined switch electric power driving module and application concept |
| 03/18/2009 | CN101386098A Micro-controller control method of soft-switch invert welding source of electric welding machine |
| 03/18/2009 | CN101385443A Stock prodder |
| 03/18/2009 | CN100471019C Feed forward pulse width modulator |
| 03/18/2009 | CN100471018C DC-DC conveter and organic light emitting display using the same |
| 03/18/2009 | CN100471017C Power factor improving circuit |
| 03/18/2009 | CN100471003C Electronic device, electronic device system and powder supply controlling method thereof |
| 03/18/2009 | CN100470447C Multiple phase voltage regulator system |
| 03/17/2009 | US7505290 Power supply apparatus including charge-pump type step-up circuit having different discharging time constants |
| 03/17/2009 | US7505289 Flyback DC/DC converter using clamp diode |
| 03/17/2009 | US7505288 DC converter with independently controlled outputs |
| 03/17/2009 | US7505287 On-time control for constant current mode in a flyback power supply |
| 03/17/2009 | US7504905 Method for coupling a direct current power source across a dielectric membrane or other non-conducting membrane |
| 03/17/2009 | US7504793 DC motor driving method for reducing adverse RF interferences and application to a vehicle lighting or signaling device |
| 03/17/2009 | US7504690 Power semiconductor devices |
| 03/12/2009 | WO2009032680A1 Switch mode power supply for rf power amplifier |
| 03/12/2009 | WO2009032064A2 Magnetic activation and deactivation circuit and system |
| 03/12/2009 | WO2009031673A1 Charge control circuit |
| 03/12/2009 | WO2009031168A1 Multifunction switch-mode power supply |
| 03/12/2009 | WO2009003063A3 A current mode boost converter using slope compensation |
| 03/12/2009 | US20090067204 System and method for providing control for switch-mode power supply |
| 03/12/2009 | US20090067202 Power Supply System And Vehicle Including The Same |
| 03/12/2009 | US20090067201 Isolated Switched-mode Power Supply With Output Regulation From Primary Side |
| 03/12/2009 | US20090067200 Device and method for equalizing the charges of individual, series-connected cells of an energy storage device |
| 03/12/2009 | US20090067199 Switched mode power supply |
| 03/12/2009 | US20090066301 Buck-boost switching regulator |
| 03/12/2009 | DE202008016519U1 Übertrager und elektronische Schaltung zur Spannungswandlung And electronic transformer circuit for voltage conversion |
| 03/11/2009 | EP2034597A1 Self-excited oscillation circuit |
| 03/11/2009 | EP2034596A1 Power supply system and vehicle having the same |
| 03/11/2009 | EP2033499A1 Method for detecting the cutting off signal of bjt in an electronic ballast and the electronic ballast |
| 03/11/2009 | EP2033307A1 Integrated implementation of a voltage boost follower and method therefor |
| 03/11/2009 | EP2033302A2 Method and device for charging an electrical energy storage element, in particular an ultracapacitor |
| 03/11/2009 | EP2033301A1 Digitally controlled dc-dc converter |
| 03/11/2009 | EP2033295A1 Device for feeding a charge including integrated energy storage |
| 03/11/2009 | EP2033292A1 Modular hvdc converter |
| 03/11/2009 | EP2033289A1 Control device of a plurality of switching converters |
| 03/11/2009 | EP1899785A4 Efficient charge pump for a wide range of supply voltages |
| 03/11/2009 | EP1552596B1 Capacitively coupled power supply |
| 03/11/2009 | CN201207620Y Power converter of integrated starting/power generating system for automobile |
| 03/11/2009 | CN201207616Y Feedback converter having active damped circuit |
| 03/11/2009 | CN201207615Y LLC resonance oscillation semi-bridge switch power supply output circuit for shunt-wound a plurality of homology transformer |
| 03/11/2009 | CN201207614Y Full load flexible switch power supply control circuit |
| 03/11/2009 | CN201207577Y Iron battery and communication terminal |
| 03/11/2009 | CN101385397A Circuit arrangement for providing an operating DC voltage |
| 03/11/2009 | CN101385224A Power converter, its control method, and air conditioner |
| 03/11/2009 | CN101383560A DC voltage converter |
| 03/11/2009 | CN101383559A Control apparatus for power switching circuit and control means thereof |
| 03/11/2009 | CN101383558A Step-up power supply circuit and stepping-up method |
| 03/11/2009 | CN101383557A Current defined charge pump |
| 03/11/2009 | CN101383556A Digital frequency converting type DC/DC converter |
| 03/11/2009 | CN101383340A Semiconductor power device having a stacked discrete inductor structure |
| 03/11/2009 | CN100468936C Novel synchronous rectifying self-driven circuit for resonant reset forward converter |
| 03/11/2009 | CN100468935C 电源电路 The power supply circuit |
| 03/11/2009 | CN100468934C Voltage converter and its method |
| 03/11/2009 | CN100468933C Voltage regulating systems responsive to feed-forward information from deterministic loads |
| 03/11/2009 | CN100468932C Initial voltage establishing circuit for switch type voltage converter |
| 03/11/2009 | CN100468910C Device and method for compensating charges of serially mounted individual cells of an energy store |
| 03/11/2009 | CN100468800C Switching regulator control circuit, current drive circuit, light emitting apparatus, and information terminal apparatus |
| 03/11/2009 | CN100468569C Pump circuits and methods for integrated circuits |
| 03/10/2009 | USRE40656 Primary-side controlled flyback power converter |
| 03/10/2009 | US7503018 Method of switching a power supply of voltage domains of a semiconductor circuit, and corresponding semiconductor circuit |
| 03/10/2009 | US7502243 DC/AC inverter with adjustable gate-source voltage |
| 03/10/2009 | US7502242 Bidirectional insulated DC/AC inverter |
| 03/10/2009 | US7502241 Inverter startup algorithm |
| 03/10/2009 | US7502239 Charge pump circuit and power supply circuit |
| 03/10/2009 | US7502236 Power supply controller responsive to a feedforward signal |
| 03/10/2009 | US7502235 Output power limit for a switching mode power converter by a current limit signal having a multi-slope waveform |
| 03/10/2009 | US7502234 Planar transformer power supply |
| 03/10/2009 | US7502233 DC power supply using either AC or DC input for both |
| 03/10/2009 | US7501805 Circuit and method for soft start from a residual voltage |
| 03/10/2009 | US7501802 DC-DC converting method and apparatus |
| 03/10/2009 | US7501702 Integrated transistor module and method of fabricating same |
| 03/10/2009 | CA2369306C Drive assembly for a covering of an architectural opening |
| 03/05/2009 | WO2009029165A1 Ripple current reduction circuit |
| 03/05/2009 | WO2009028954A1 Power supply system for converting an ac voltage to a dc voltage |
| 03/05/2009 | WO2009028394A1 Charge pump type booster circuit |
| 03/05/2009 | WO2009028344A1 Multi-output switching power source device |
| 03/05/2009 | WO2009028302A1 Vehicle step-up converter circuit |
| 03/05/2009 | WO2009028017A1 Carrier wave amplitude control in power source for stabilizing dc voltage by utilizing frequency dependence of resonance |
| 03/05/2009 | WO2009027523A1 Multi-channel dc controller operating independently of output power in critical conduction mode |
| 03/05/2009 | US20090059630 High-efficiency DC/DC voltage converter including capacitive switching pre-converter and down inductive switching post-regulator |
| 03/05/2009 | US20090059629 Voltage regulator for integrated circuits |
| 03/05/2009 | US20090059623 Switched-mode Power Supply With EMI Isolation |
| 03/05/2009 | US20090059622 Bi-directional dc-dc converter and method for controlling the same |
| 03/05/2009 | US20090058509 Booster Circuit, Semiconductor Device, and Electronic Apparatus |
| 03/05/2009 | US20090058311 DC-DC converter and organic light emitting display using the same |
| 03/05/2009 | US20090058184 Power supply circuit having power assigning elements between output branches |
| 03/05/2009 | DE102007041510A1 Mehrkanaliger Gleichstromsteller Multi-channel DC-DC converter |
| 03/05/2009 | DE102006034553B4 Multiphasen Abwärtswandler mit einer Mehrzahl von gekoppelten Induktoren Multi-phase buck converter having a plurality of coupled inductors |
| 03/04/2009 | EP2031745A1 Battery charge control circuit |