| 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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| 11/23/2010 | US7839025 Power extractor detecting a power change |
| 11/23/2010 | US7839015 Circuit arrangement having a power supply unit |
| 11/18/2010 | WO2010131355A1 Uninterruptible variable voltage device |
| 11/18/2010 | WO2010131204A2 Photovoltaic device and production method |
| 11/18/2010 | WO2010130978A1 A motor controller and related method |
| 11/18/2010 | WO2010130798A1 Converter circuit and electronic system comprising such a circuit |
| 11/18/2010 | WO2010091244A3 Method and apparatus for determining a corrected monitoring voltage |
| 11/18/2010 | US20100289668 Power and Signal Distribution System |
| 11/18/2010 | US20100289563 Method and Mechanism to Reduce Current Variation in a Current Reference Branch Circuit |
| 11/18/2010 | US20100289562 Gate drive device |
| 11/18/2010 | US20100289561 Internal voltage generating circuit capable of controlling swing width of detection signal in semiconductor memory apparatus |
| 11/18/2010 | US20100289560 Systems and Methods of Bit Stuffing Pulse Width Modulation |
| 11/18/2010 | US20100289557 Internal voltage generation circuit |
| 11/18/2010 | US20100289556 Semiconductor memory apparatus |
| 11/18/2010 | US20100289553 Semi-adaptive voltage scaling for low-energy digital vlsi-design |
| 11/18/2010 | US20100289474 Controllers for controlling power converters |
| 11/18/2010 | US20100289473 Current sense circuit and switching regulator using the same |
| 11/18/2010 | US20100289472 Low dropout voltage regulator with low quiescent current |
| 11/18/2010 | US20100289471 Power control device, power supply device, and power control method |
| 11/18/2010 | US20100289470 Power Supplying Method for LCD Display Device and Power Supply Device |
| 11/18/2010 | US20100289469 start-up detection in a dimmer circuit |
| 11/18/2010 | US20100289468 Voltage Regulator and Method for Voltage Regulation |
| 11/18/2010 | US20100289467 Power supply circuit and method thereof |
| 11/18/2010 | US20100289466 Closed loop negative feedback system with low frequency modulated gain |
| 11/18/2010 | US20100289465 Transient load voltage regulator |
| 11/18/2010 | US20100289464 Power supply circuit |
| 11/18/2010 | US20100289463 Primary-side feedback control device and related method for a power converter |
| 11/18/2010 | US20100289462 Calibration apparatus and calibration method thereof |
| 11/18/2010 | US20100289424 Methods and Circuits for LED Drivers and for PWM Dimming Controls |
| 11/18/2010 | US20100289423 Electronic ballast with step up/down power factor correction dc-dc converter suitable for high input voltage applications |
| 11/18/2010 | DE112009000142T5 Schaltung zur Ansteuerung einer induktiven Last Circuit for driving an inductive load |
| 11/18/2010 | CA2762046A1 Photovoltaic device and manufacturing method |
| 11/17/2010 | EP2251761A1 Maximum power point tracking control apparatus for solar battery |
| 11/17/2010 | EP2249702A2 Method and system for improved image segmentation |
| 11/17/2010 | CN201638100U High efficiency and low loss linear voltage-stabilizing and energy-saving device |
| 11/17/2010 | CN201638099U Controllable high-accuracy constant-current source structure adopting constant-current diode with control end |
| 11/17/2010 | CN201638098U Portable power-frequency constant current source device |
| 11/17/2010 | CN1834842B D.C. power source device |
| 11/17/2010 | CN101889343A Hybrid microscale-nanoscale neuromorphic integrated circuit |
| 11/17/2010 | CN101887299A Power supply control circuit and control method of computer system |
| 11/17/2010 | CN101887284A Regulating circuit |
| 11/17/2010 | CN101887283A Power supply circuit |
| 11/17/2010 | CN101887282A Closed loop negative feedback system with low frequency modulated gain |
| 11/17/2010 | CN101887281A Current increasing and voltage stabilizing circuit |
| 11/17/2010 | CN101887280A Calibration apparatus and calibration method thereof |
| 11/17/2010 | CN101886155A Electric precipitation spark control method for coal gas of rotating furnace |
| 11/17/2010 | CN101436082B Low voltage drop linear voltage-stabilizing apparatus |
| 11/17/2010 | CN101393466B Totally- integrated low noise power supply system in chip of radio frequency receiver |
| 11/17/2010 | CN101371366B Automatic tracking control method and system for solar battery |
| 11/17/2010 | CN101369781B AC high voltage high power adjustable CVCF power apparatus and its emendation method |
| 11/17/2010 | CN101202537B Low-power variable gain amplifier |
| 11/17/2010 | CN101118803B Distributing transformator electronic type loaded automatic wide region voltage regulating device |
| 11/16/2010 | US7835630 Adaptive and reconfigurable system for DC motor control |
| 11/16/2010 | US7834684 Sizing and placement of charge recycling (CR) transistors in multithreshold complementary metal-oxide-semiconductor (MTCMOS) circuits |
| 11/16/2010 | US7834683 Method to reduce variation in CMOS delay |
| 11/16/2010 | US7834682 Reference voltage generation circuit and semiconductor storage apparatus using the same |
| 11/16/2010 | US7834681 Semiconductor integrated circuit |
| 11/16/2010 | US7834611 Bandgap reference generating circuit |
| 11/16/2010 | US7834607 Voltage generator with current limiting and semiconductor testing device |
| 11/16/2010 | US7834606 Control circuit and method for a constant on-time PWM switching converter |
| 11/16/2010 | US7834605 Method and apparatus for maintaining a constant load current with line voltage in a switch mode power supply |
| 11/16/2010 | US7834604 Digital control of power converters |
| 11/16/2010 | US7834603 Circuit combining a switching regulator and an overvoltage detection circuit |
| 11/16/2010 | US7834602 Feedback power control system for an electrical component |
| 11/16/2010 | US7834601 Circuit and method for reducing output noise of regulator |
| 11/16/2010 | US7834600 Regulated power supply system and an operating method therefore |
| 11/16/2010 | US7834599 Rapid supply voltage ramp using charged capacitor and switch |
| 11/16/2010 | US7834598 Thermally optimized architecture for switching regulators |
| 11/16/2010 | US7834597 System and method for AC voltage regulation |
| 11/16/2010 | US7834562 Discharge lamp lighting device |
| 11/16/2010 | US7832820 Regulating energy based on delivered energy |
| 11/11/2010 | WO2010129481A1 Lighting and energy control system and modules |
| 11/11/2010 | US20100284673 Power supply control device for controlling power supply connected to motor |
| 11/11/2010 | US20100283535 System and Method for a Reference Generator |
| 11/11/2010 | US20100283534 BOOSTING xDSL AMPLIFIER SUPPLY POWER ON-DEMAND |
| 11/11/2010 | US20100283533 Charge pump circuit and method |
| 11/11/2010 | US20100283530 Semiconductor Temperature Sensor Using Bandgap Generator Circuit |
| 11/11/2010 | US20100283517 Charge pump for phase locked loop |
| 11/11/2010 | US20100283444 Regulated voltage system and method of protection therefor |
| 11/11/2010 | US20100283443 Circuit Arrangement for Supplying An Output Current to a Load |
| 11/11/2010 | US20100283442 Dc-dc converter and semiconductor integrated circuit for controlling power source |
| 11/11/2010 | US20100283441 Pwm controller and control method for a dc-dc voltage converter |
| 11/11/2010 | US20100283440 Power supply device, control circuit and method for controlling power supply device |
| 11/11/2010 | US20100283439 Efficient switch cascode architecture for switching devices |
| 11/11/2010 | US20100283438 Output compensator for a regulator |
| 11/11/2010 | US20100283435 Distributed Capacitor Bank Controllers and Methods Thereof |
| 11/10/2010 | EP1974247B1 Sensing an operating state of a system |
| 11/10/2010 | CN201628872U Electric contact gauge direct-current controller |
| 11/10/2010 | CN101882925A Any level hysteresis voltage comparator with adjustable return difference voltage |
| 11/10/2010 | CN101881984A Reference signal generator and method and system thereof |
| 11/10/2010 | CN101881983A Numerical-control low-noise high-power-supply-rejection-ratio low-dropout regulator |
| 11/10/2010 | CN101881982A Voltage stabilizing circuit for preventing overshoot and reference circuit |
| 11/09/2010 | US7830678 Method and apparatus for digital control of a switching regulator |
| 11/09/2010 | US7830204 Semiconductor integrated circuit device |
| 11/09/2010 | US7830201 Internal voltage control device capable of reducing current consumption and semiconductor memory device using the same |
| 11/09/2010 | US7830200 High voltage tolerant bias circuit with low voltage transistors |
| 11/09/2010 | US7830151 Electronic voltage supply method and apparatus |
| 11/09/2010 | US7830132 Output ripple control circuit and method for a PWM system |
| 11/09/2010 | US7830131 Control circuit for switching regulator |
| 11/09/2010 | US7830130 Forward power converter controllers |