| Patents for G05F 1 - Automatic systems in which deviations of an electric quantity from one or more predetermined values are detected at the output of the system and fed back to a device within the system to restore the detected quantity to its predetermined value or values, i.e. retroactive systems (37,749) |
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| 03/13/2008 | US20080061761 Temperature sensing circuit |
| 03/13/2008 | US20080061759 Power supply topologies with pwm frequency control |
| 03/13/2008 | US20080061758 Switching regulator, control circuit of switching regulator, and method of controlling operation of switching regulator |
| 03/13/2008 | US20080061757 Output load adaptable mosfet gate drive voltage level in a dc-dc controller |
| 03/13/2008 | US20080061756 Switching power supply device and semiconductor integrated circuit |
| 03/13/2008 | US20080061755 Synchronous rectification switching regulator and switching method |
| 03/13/2008 | US20080061754 Switching power supply unit and control method of switching power supply unit |
| 03/13/2008 | US20080061753 Power factor correction circuit using step down regulator |
| 03/13/2008 | US20080061752 Programmable constant power foldback |
| 03/13/2008 | US20080061751 Selection device and driving system utilizing the same |
| 03/13/2008 | US20080061750 Ripple Generation In Buck Regulator Using Fixed On-Time Control To Enable The Use of Output Capacitor Having Any ESR |
| 03/13/2008 | US20080061749 Power supply step-down circuit and semiconductor device |
| 03/13/2008 | US20080061748 Reducing Common Mode Noise of Power Factor Correction Converters Using General Balance Concept |
| 03/13/2008 | US20080061746 Capacitor charging apparatus |
| 03/12/2008 | EP1898292A1 Apparatus and method for a global management of electrical power in an electric network |
| 03/12/2008 | EP1709503A4 Ballast protecting device |
| 03/12/2008 | CN201035439Y Reactive voltage automatic control system of wind power generation field |
| 03/12/2008 | CN201035438Y Reactive intelligent controller |
| 03/12/2008 | CN201035437Y Digital exciting arrangement compound voltage-stabilized power supply unit of hydro-turbo generator set |
| 03/12/2008 | CN201035436Y DC voltage regulating device |
| 03/12/2008 | CN201035435Y Power supply voltage controller |
| 03/12/2008 | CN201035434Y Redundant cascade intelligent compensation type AC voltage-stabilized power supply |
| 03/12/2008 | CN201035433Y Energy bidirectional flowing voltage regulator |
| 03/12/2008 | CN201035432Y Electronic pressure controller |
| 03/12/2008 | CN201035431Y Voltage stabilizer structure with voltage regulation and voltage transformation function |
| 03/12/2008 | CN101142538A System and method for minimizing loss of electrical conduction during input of feed material to a furnace |
| 03/12/2008 | CN101141117A Differential amplifier circuit, voltage regulator using the differential amplifier circuit, and method for controlling the differential amplifier circuit |
| 03/12/2008 | CN101141074A Self-excitation negative pulse voltage regulation equalization battery |
| 03/12/2008 | CN101141065A Small hydroelectric power reactive power control system |
| 03/12/2008 | CN100375377C Switching regulator |
| 03/12/2008 | CN100374965C Power source circuit |
| 03/11/2008 | US7342560 Voltage current conversion device and light emitting device |
| 03/11/2008 | US7342439 Current bias circuit and current bias start-up circuit thereof |
| 03/11/2008 | US7342438 N-channel negative charge pump |
| 03/11/2008 | US7342437 Charge pump circuit |
| 03/11/2008 | US7342436 Bipolar supply voltage generator and semiconductor device for same |
| 03/11/2008 | US7342392 Switching regulator with slope compensation independent of changes in switching frequency |
| 03/11/2008 | US7342391 Power supply device and switching power supply device |
| 03/11/2008 | US7342389 High efficiency charge pump DC to DC converter circuits and methods |
| 03/11/2008 | US7342388 Low ripple line-state dependent PWM DCDC converter controllers and methods for SLIC switching load regulation |
| 03/11/2008 | US7342387 System and method for providing a highly efficient wide bandwidth power supply for a power amplifier |
| 03/11/2008 | US7342386 Multiphase power converter having balanced currents |
| 03/11/2008 | US7342385 Drive circuit for two switching converter stages in a voltage converter |
| 03/11/2008 | US7342384 Switching regulator |
| 03/11/2008 | US7342383 Apparatus and method for smooth DCM-to-CCM transition in a multi-phase DC-DC converter |
| 03/11/2008 | US7342365 Systems and methods for reducing input current in photoflash chargers |
| 03/06/2008 | WO2008027893A2 Single wire synchronization circuitry for power converters |
| 03/06/2008 | WO2008027657A2 Hybrid linear switching voltage regulator |
| 03/06/2008 | WO2008026420A1 Voltage regulator |
| 03/06/2008 | WO2007120906A3 Low-dropout voltage regulator with a voltage slew rate efficient transient response boost circuit |
| 03/06/2008 | US20080056048 Power gating circuit, system on chip circuit including the same and power gating method |
| 03/06/2008 | US20080054997 Sawtooth wave generating apparatus, a method of generating sawtooth wave, a constant current circuit, and a method of adjusting amount of current from the same |
| 03/06/2008 | US20080054996 Supply voltage level detector |
| 03/06/2008 | US20080054995 Programmable detection adjuster |
| 03/06/2008 | US20080054994 Dual-Gate Metal-Oxide-Semiconductor Device |
| 03/06/2008 | US20080054992 Voltage converter and display device comprising a voltage converter |
| 03/06/2008 | US20080054991 Booster circuit and voltage supply circuit |
| 03/06/2008 | US20080054990 Charge pump method and architecture |
| 03/06/2008 | US20080054873 Power supply device and operations control method thereof |
| 03/06/2008 | US20080054870 Power supply system and power supply system control method |
| 03/06/2008 | US20080054869 Switching mode power supply and method for determining a compensation factor thereof |
| 03/06/2008 | US20080054868 Pseudo average current mode control scheme for switching power converters |
| 03/06/2008 | US20080054867 Low dropout voltage regulator with switching output current boost circuit |
| 03/06/2008 | US20080054866 Single wire synchronization circuitry for power converters |
| 03/06/2008 | US20080054865 Transient voltage compensation apparatus and power supply using the same |
| 03/06/2008 | US20080054864 Voltage regulator or non-volatile memories implemented with low-voltage transistors |
| 03/06/2008 | US20080054863 Power supply system with remote control circuit and power supply system operation method |
| 03/06/2008 | US20080054862 Electronic device |
| 03/06/2008 | US20080054861 Dual path linear voltage regulator |
| 03/06/2008 | US20080054860 Hybrid linear switching voltage regulator |
| 03/06/2008 | DE102006039345A1 Elektromedizinisches Implantat Electro-medical implant |
| 03/05/2008 | EP1894076A2 Regulating switching regulators by load monitoring |
| 03/05/2008 | EP1894075A2 Methods and apparatus for implementing power cycle control of lighting devices based on network protocols |
| 03/05/2008 | EP1754120A4 Dc-dc regulator with switching frequency responsive to load |
| 03/05/2008 | EP1709504B1 Arc quenching device for a solar array |
| 03/05/2008 | EP1370917B1 Electronic dimmable ballast for high intensity discharge lamp |
| 03/05/2008 | CN201032581Y Power converter and display system integrated with the power converter |
| 03/05/2008 | CN101136186A Power supply circuit, display driver, and voltage supply method |
| 03/05/2008 | CN101135917A 电压调节器 Voltage Regulator |
| 03/05/2008 | CN100373742C Over voltage transient controller |
| 03/05/2008 | CN100373282C Current source device |
| 03/05/2008 | CN100373281C Low-noise rapid stabilizing stabilized circuit |
| 03/04/2008 | US7339417 Current source circuit |
| 03/04/2008 | US7339416 Voltage regulator with low dropout voltage |
| 03/04/2008 | US7339415 SC circuit arrangement |
| 03/04/2008 | US7339361 Multi-phase DC-DC converter using auxiliary resistor network to feed back multiple single-ended sensed currents to supervisory controller for balanced current-sharing among plural channels |
| 03/04/2008 | US7339360 Switching voltage regulator with an improved range of input voltage |
| 03/04/2008 | US7339359 Terminal for multiple functions in a power supply |
| 03/04/2008 | US7339358 Switching converter and method for driving a switch in a switching converter |
| 03/04/2008 | US7339357 Power supply regulation using kelvin tap for voltage sense feedback from point within integrated circuit load |
| 03/04/2008 | US7339356 Apparatus and method for controlling a power converter device |
| 03/04/2008 | US7339331 Dimmer circuit with improved ripple control |
| 02/28/2008 | WO2008024929A2 Switch mode power converter having multiple inductor windings equipped with snubber circuits |
| 02/28/2008 | WO2007117487A3 Methods and systems for disturbance rejection in dc-to-dc converters |
| 02/28/2008 | WO2007112713A3 Regulating device for regulating the voltage on a high-side load |
| 02/28/2008 | US20080051949 Control system for hybrid vehicle |
| 02/28/2008 | US20080049530 Equalizer circuit and method of controlling the same |
| 02/28/2008 | US20080049477 Power converter |
| 02/28/2008 | US20080049475 DC/DC converter |
| 02/28/2008 | US20080048771 Constant current circuit |