| 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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| 04/16/2009 | US20090096434 NMOSFET-base linear charger |
| 04/16/2009 | US20090096433 LDO With Large Dynamic Range of Load Current and Low Power Consumption |
| 04/16/2009 | US20090096432 Loading reduction device and method |
| 04/16/2009 | US20090096422 Charge Regulation Assembly And Method For Charging A Battery |
| 04/16/2009 | DE112007001308T5 Verfahren und System zum Vorsehen einer Ladungspumpe für Anwendungen mit sehr niedriger Spannung A method and system for providing a charge pump for applications with very low voltage |
| 04/16/2009 | DE102007046844A1 Kompensation einer durch die Betriebszeit hervorgerufenen Beeinträchtigung der Arbeitsgeschwindigkeit durch Anpassen der Versorgungsspannung A compensation caused by the operation time deterioration of the operating speed by adjusting the supply voltage |
| 04/15/2009 | EP2048567A1 EMC protection circuit |
| 04/15/2009 | EP2048431A1 Solar lamp with dimmer |
| 04/15/2009 | CN201222204Y Voltage-stabilized power supply circuit |
| 04/15/2009 | CN101409506A 多相位电压调节器及其控制方法 Multi-phase voltage regulator and control method |
| 04/15/2009 | CN101409503A Feedback comparing device and DC-to-DC voltage converter |
| 04/15/2009 | CN101409449A Circuit structure for photovoltaic power generation system |
| 04/15/2009 | CN101408778A Voltage control circuit |
| 04/15/2009 | CN101406984A Fuzzy control method of TIG welding source ring closure |
| 04/15/2009 | CN100479291C Method, device and system to control integrated circuit resonance |
| 04/15/2009 | CN100478823C Voltage regulator with improved power supply rejection ratio characteristics and narrow response band |
| 04/15/2009 | CN100478822C Essential safe grid for field bus |
| 04/15/2009 | CN100478821C Electric power controlling and economizing apparatus and electric power controlling method |
| 04/14/2009 | US7518603 Power circuit applying AC voltage and DC voltage to respective terminals of a capacitor, for outputting AC voltage shifted in accordance with the DC voltage |
| 04/14/2009 | US7518437 Constant current circuit and constant current generating method |
| 04/14/2009 | US7518436 Current differencing circuit with feedforward clamp |
| 04/14/2009 | US7518435 Precharged power-down biasing circuit |
| 04/14/2009 | US7518434 Reference voltage circuit |
| 04/14/2009 | US7518433 Voltage pumping device |
| 04/14/2009 | US7518432 Low noise multiphase charge pump and control method thereof |
| 04/14/2009 | US7518431 Semiconductor integrated circuit for processing audio and video signals |
| 04/14/2009 | US7518352 Bootstrap clamping circuit for DC/DC regulators and method thereof |
| 04/14/2009 | US7518351 Switching regulator over voltage reduction circuit and method |
| 04/14/2009 | US7518350 MCU/driver point of load digital controller with optimized voltage |
| 04/14/2009 | US7518349 Current multiplier/divider-configured feed-forward compensation for buck-mode converter controller with programmed switching frequency |
| 04/14/2009 | US7518348 Adaptive error amplifier clamp circuit to improve transient response of DC/DC converter with current mode control |
| 04/14/2009 | US7518347 Regulator circuit |
| 04/14/2009 | US7518346 Buck-boost DC/DC converter with overlap control using ramp shift signal |
| 04/14/2009 | US7518345 Device for converting a continuous supply voltage into a continuous output voltage and corresponding electronic circuit |
| 04/14/2009 | US7518319 LED lighting device and LCD device using the same |
| 04/09/2009 | WO2009045937A2 Systems and methods for voltage regulator communication |
| 04/09/2009 | WO2009045803A1 Ball grid array assembly and solder pad |
| 04/09/2009 | WO2009045008A2 Circuit protection device |
| 04/09/2009 | WO2009044326A1 Capless low drop-out voltage regulator with fast overvoltage response |
| 04/09/2009 | WO2009044116A1 Matching current source/sink apparatus |
| 04/09/2009 | WO2009023916A3 Accelerator braking module |
| 04/09/2009 | WO2008083328A3 Mcu with on-chip boost converter controller |
| 04/09/2009 | WO2008025004A3 Water-cooled photovoltaic receiver and assembly method |
| 04/09/2009 | WO2007091252A3 Ignition and operation of electronic high intensity discharge lamps |
| 04/09/2009 | WO2006110661A3 Current-sourced power supplies |
| 04/09/2009 | WO2006063322A3 Chipset for isolated power supply with new programmable synchronization architecture |
| 04/09/2009 | WO2005119280A3 Bi-directional current sensing by monitoring vs voltage in a half or full bridge circuit |
| 04/09/2009 | US20090091376 Internal voltage generating circuit |
| 04/09/2009 | US20090091309 Off-line converter with digital control |
| 04/09/2009 | US20090091308 Switching regulator and electronic device having same |
| 04/09/2009 | US20090091307 Power supply circuit and method for adjusting output voltage therein |
| 04/09/2009 | US20090091306 Semiconductor Integrated Circuit Device and Regulator Using It |
| 04/09/2009 | US20090091305 Linear regulator |
| 04/09/2009 | US20090091304 Control circuit for multi-phase, multi-channels pfc converter with variable switching frequency |
| 04/09/2009 | DE102007053874B3 Monolithisch integrierter Schaltkreis und Verwendung eines Halbleiterschalters A monolithic integrated circuit and using a semiconductor switch |
| 04/08/2009 | EP1092260B1 Circuit for correcting the power factor |
| 04/08/2009 | CN201219323Y Remote control light modulating energy-saving lamp |
| 04/08/2009 | CN201219240Y Illumination energy-saving voltage stabilizer without bypass power-off |
| 04/08/2009 | CN201218920Y Regulation circuit |
| 04/08/2009 | CN101405923A Load detector for a dimmer |
| 04/08/2009 | CN101405672A High-win circuit for multi-phase current mode control |
| 04/08/2009 | CN101405671A Supply circuit with ripple compensation |
| 04/08/2009 | CN101405670A Apparatus and method for controlling activation of an electronic device |
| 04/08/2009 | CN101405669A Universal monitoring and diagnostic control system for a transformer or tap-changer |
| 04/08/2009 | CN101405668A Apparatus and method for driving light-emitting diodes (LEDs) |
| 04/08/2009 | CN101404849A Remote control light modulating energy-saving lamp |
| 04/08/2009 | CN101404846A Real-time compensation apparatus for input voltage fluctuation in power LED driving system |
| 04/08/2009 | CN101404844A LED light modulation apparatus suitable for controlled silicon dimmer |
| 04/08/2009 | CN101404453A Anti-interference switch stabilized voltage supply |
| 04/08/2009 | CN101404199A Electromagnet controller |
| 04/08/2009 | CN101403933A Full-automatic alternating current voltage compensator |
| 04/08/2009 | CN100476679C Precision chopper-stabilized current mirror |
| 04/08/2009 | CN100476677C Power supply apparatus and electronic device having the same |
| 04/08/2009 | CN100476676C AC to DC voltage stabilizer |
| 04/08/2009 | CN100476675C On-chip power supply |
| 04/08/2009 | CN100476674C Regulator protection circuit and power supply device comprising same |
| 04/08/2009 | CN100476673C Electric power bias circuit with negative feedback |
| 04/08/2009 | CN100476672C High precision digital-to-analog converter with optimized power consumption |
| 04/08/2009 | CN100475594C Power supply device for vehicle |
| 04/07/2009 | US7515050 Very high frequency passive transponder, in UHF frequency band, with active voltage multiplier or booster at the entry of its logic circuit |
| 04/07/2009 | US7514989 Dynamic matching of current sources |
| 04/07/2009 | US7514988 Band gap constant-voltage circuit |
| 04/07/2009 | US7514987 Bandgap reference circuits |
| 04/07/2009 | US7514986 Voltage supplier of semiconductor memory device |
| 04/07/2009 | US7514985 Fast turn on and off speed in PLL cascoded charge pump |
| 04/07/2009 | US7514984 Charge pumping circuit and direct current converting apparatus using the same |
| 04/07/2009 | US7514913 Parallel current mode control using a direct duty cycle algorithm with low computational requirements to perform power factor correction |
| 04/07/2009 | US7514912 System and method for power controller |
| 04/07/2009 | US7514911 Voltage regulator feedback protection method and apparatus |
| 04/07/2009 | US7514910 DC-DC converter capable of performing for wide and dynamic voltage range |
| 04/07/2009 | US7514909 Voltage regulator with communication ring scheme |
| 04/07/2009 | US7514908 Switching power supply device and a semiconductor integrated circuit |
| 04/07/2009 | US7514907 Device, system, and method for providing a low-voltage fault ride-through for a wind generator farm |
| 04/07/2009 | US7514883 Illuminating device for imaging apparatus |
| 04/07/2009 | US7514881 Discharge lamp lighting apparatus |
| 04/07/2009 | US7514879 Method and system for driving a plasma-based light source |
| 04/07/2009 | US7514877 Display panel driving circuit |
| 04/07/2009 | US7514812 Power supply circuit in addition to communications equipment comprising a power supply circuit |
| 04/02/2009 | WO2009042281A1 Voltage regulator |
| 04/02/2009 | US20090089599 Power supply system for low power mcu |