| 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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| 07/28/2005 | US20050162139 Alternating current switching circuit |
| 07/28/2005 | US20050162099 Temperature-to-color converter and conversion method |
| 07/28/2005 | DE10360243A1 Voltage dividing circuit for an operational amplifier for a signal alternating voltage adapts divider ratio according to the polarity and output signal voltage level |
| 07/28/2005 | DE102004052392A1 Konstantspannungsschaltkreis Constant voltage circuit |
| 07/27/2005 | EP1557948A1 Alternating current switching circuit |
| 07/27/2005 | EP1557733A1 Power factor correction circuit and method thereof |
| 07/27/2005 | CN2713733Y Permanent magnetic electric generator five phase one-half period rectification stabilizer |
| 07/27/2005 | CN2713525Y Power supply for computer controller of big round needle loom |
| 07/27/2005 | CN1647014A A power-down scheme for an on-die voltage differentiator design |
| 07/27/2005 | CN1647006A Current shutdown circuit for active bias circuit having process variation compensation |
| 07/27/2005 | CN1645733A Alternating current switching circuit |
| 07/27/2005 | CN1645732A Switching circuit having biasing snubber circuit |
| 07/27/2005 | CN1645727A Multi-phase converter with balanced currents |
| 07/27/2005 | CN1645726A Enabling circuit for avoiding negative voltage transients and battery recharging system |
| 07/27/2005 | CN1212706C Solid-state relay |
| 07/26/2005 | US6922321 Overcurrent limitation circuit |
| 07/26/2005 | US6922099 Class AB voltage regulator |
| 07/26/2005 | US6922096 Area efficient charge pump |
| 07/21/2005 | WO2005066733A1 Semiconductor device |
| 07/21/2005 | WO2005065138A2 High efficiency, low cost, charge pump circuit |
| 07/21/2005 | WO2005029688A3 Dual stage voltage regulation circuit |
| 07/21/2005 | US20050158614 System and method for optimizing efficiency and power output from a vanadium redox battery energy storage system |
| 07/21/2005 | US20050157437 Overcurrent protection circuit |
| 07/21/2005 | US20050156663 Noise filter circuit |
| 07/21/2005 | US20050156583 Isolator for controlled power supply |
| 07/21/2005 | US20050156581 Power array system and method |
| 07/21/2005 | US20050156580 Vehicular electronic control unit |
| 07/21/2005 | US20050156538 Wheel rim device with patterned light capable of automatically generating electric power |
| 07/21/2005 | DE102004057274A1 Stromverstärkeschaltung mit stabilisierter Ausgangsspannung und Flüssigkristallanzeige, die diese beinhaltet Power amplifying circuit with stabilized output voltage and liquid crystal display including this |
| 07/21/2005 | DE102004057273A1 Spannungserzeugungsschaltung Voltage generating circuit |
| 07/21/2005 | DE102004056979A1 Leuchtensteuersystem Lighting control system |
| 07/21/2005 | CA2552019A1 System and method for reduced vibration interaction in a multiple-hard-disk-drive enclosure |
| 07/20/2005 | EP1555746A2 System interconnection inverter device |
| 07/20/2005 | CN2711788Y Intelligent purifying anti-interference ac stabilized voltage power supply |
| 07/20/2005 | CN1642014A Vehicular electronic control unit |
| 07/20/2005 | CN1641986A Semiconductor integrated circuit for DC-DC converter |
| 07/20/2005 | CN1641984A Precision margining circuitry |
| 07/20/2005 | CN1641959A System interconnection inverter device |
| 07/20/2005 | CN1211758C Voltage regulator circuit for chip card IC |
| 07/19/2005 | US6920316 High performance integrated circuit regulator with substrate transient suppression |
| 07/19/2005 | US6920054 Pulse width modulated generator |
| 07/19/2005 | US6919758 Controller for FET pass device |
| 07/19/2005 | US6919757 Voltage regulator with turn-off assist |
| 07/19/2005 | US6919714 Circuit for conditioning a supply at the maximum power point |
| 07/14/2005 | WO2005064779A1 Variable ac voltage regulation control method and apparatus |
| 07/14/2005 | WO2005064427A1 Constant voltage power supply |
| 07/14/2005 | WO2005064426A1 Voltage regulation system |
| 07/14/2005 | WO2005062990A2 Replica biased voltage regulator |
| 07/14/2005 | WO2005062777A2 Digital control circuit for switching power supply with pattern generator |
| 07/14/2005 | WO2004023520A8 Power-on management for voltage down-converter |
| 07/14/2005 | US20050151581 Internal step-down power supply circuit |
| 07/14/2005 | US20050151580 Four-phase dual pumping circuit |
| 07/14/2005 | US20050151527 Method and apparatus for power supplying capable of quickly responding to rapid changes in a load current |
| 07/14/2005 | US20050151525 Semiconductor circuit for DC-DC converter |
| 07/14/2005 | US20050151524 Modular power supply system including a power status signal generator to perform fast sag detection to input peak voltage |
| 07/14/2005 | US20050151523 Switching mode regulator for SFP ethernet adaptor |
| 07/14/2005 | US20050151522 Constant-voltage power supply circuit |
| 07/14/2005 | US20050151521 Power supply unit and portable apparatus utilizing the same |
| 07/14/2005 | US20050151518 Regulated open-loop constant-power power supply |
| 07/14/2005 | US20050151489 Marketplace illumination methods and apparatus |
| 07/14/2005 | US20050151488 Method of soft-starting a switching power supply including pulse width modulation circuit |
| 07/14/2005 | US20050151487 Method of soft-starting a switching power supply containing phase-control clipping circuit |
| 07/14/2005 | US20050151486 Lamp containing soft-start power supply |
| 07/14/2005 | US20050151485 Method of soft-starting a switching power supply having time-based pulse triggering control |
| 07/14/2005 | US20050151484 Electronic circuit control element with tap element |
| 07/13/2005 | EP1553554A2 Reference voltage generation circuit, display drive circuit, and display device |
| 07/13/2005 | EP1552612A1 Circuit arrangement for regulating voltage |
| 07/13/2005 | EP1552563A2 Circuit arrangement for a photovoltaic system |
| 07/13/2005 | EP1092181A4 Voltage ratio regulator system |
| 07/13/2005 | EP1025476A4 Multiple output programmable reference voltage source |
| 07/13/2005 | CN2710251Y Four-phase semi-control bridge rectification electronic stabilizator |
| 07/13/2005 | CN1639659A Output regulator |
| 07/13/2005 | CN1638252A Power supply unit and portable apparatus utilizing the same |
| 07/13/2005 | CN1638127A 半导体集成电路器件 The semiconductor integrated circuit device |
| 07/13/2005 | CN1637945A Power-up circuit semiconductor memory device |
| 07/13/2005 | CN1637678A Low voltage cmos bandgap reference |
| 07/13/2005 | CN1637677A Rise-and-fall current regulator and control method for rise-and-fall current regulator |
| 07/12/2005 | US6917567 Coil driving system, information storage apparatus, and driving method |
| 07/12/2005 | US6917190 Power supply apparatus varying an output constant voltage in response to a control signal from a load circuit |
| 07/12/2005 | US6917187 Stabilized DC power supply device |
| 07/12/2005 | CA2208845C Electrical apparatus |
| 07/07/2005 | US20050148142 High performance FET with laterally thin extension |
| 07/07/2005 | US20050146805 Drive device for inductive electroactuators |
| 07/07/2005 | US20050146378 Voltage stabilizer |
| 07/07/2005 | US20050146377 Temperature compensation for floating gate circuits |
| 07/07/2005 | US20050146374 Semiconductor integrated circuit device |
| 07/07/2005 | US20050146316 Current reference circuit with voltage-to-current converter having auto-tuning function |
| 07/07/2005 | US20050146315 Regulating voltage applied to an integrated circuit and proxy frequency |
| 07/07/2005 | US20050146312 Programmable power supply having digitally implemented slew rate controller |
| 07/07/2005 | US20050146311 Adaptive dead-time controller |
| 07/07/2005 | US20050146310 DC converters having buck or boost configurations |
| 07/07/2005 | US20050146307 Variable AC voltage regulation control method and apparatus |
| 07/07/2005 | DE10355509A1 Schaltung und Verfahren zum verzögerten Einschalten einer elektrischen Last Circuit and method for delayed switching on an electric load |
| 07/07/2005 | DE102004058932A1 Spannungsverstärkervorrichtung mit Spannungsunterdrückungsschaltung Voltage amplifier device with voltage reduction circuit |
| 07/06/2005 | EP1551004A2 Reference voltage generation circuit, display drive circuit, and display device |
| 07/06/2005 | EP1018064B1 Solid-state high voltage linear regulator circuit |
| 07/06/2005 | CN1635823A Micro-control electronic ballast system for high-intensity discharge lamp |
| 07/06/2005 | CN1635436A Equation power controller |
| 07/06/2005 | CN1635435A Energy gap reference voltage source noncorrelating to resistor absolute value |
| 07/06/2005 | CN1635433A Heat-pipe constant-temperature high-precision sampling resistor |