| 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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| 09/12/2001 | EP1133043A1 Controller for performing a decoupling control of a reactive series compensator |
| 09/12/2001 | CN2447987Y Switch power supply device for electronic equipment |
| 09/12/2001 | CN1312493A 半导体集成电路 The semiconductor integrated circuit |
| 09/12/2001 | CN1071059C Electronic device with two power supply modes |
| 09/11/2001 | US6288600 Electronic circuit, semiconductor device, electronic equipment, and timepiece |
| 09/11/2001 | US6288526 Voltage down converter for multiple voltage levels |
| 09/11/2001 | US6288523 Precise rail tracking method for powering dual voltage integrated circuits |
| 09/11/2001 | US6288455 Power supply circuit structure and electric equipment using the same |
| 09/06/2001 | US20010019278 Semiconductor integrated circuit |
| 09/05/2001 | EP0985260B1 Circuit for a coupled, linearly re-adjusted electricity supply unit supplying output voltages |
| 09/05/2001 | CN1311554A High accuracy magnetic synthetic voltage stable signal power source screen |
| 09/05/2001 | CN1311466A Voltage regulating device |
| 09/04/2001 | US6285572 Method of operating a power supply system having parallel-connected inverters, and power converting system |
| 09/04/2001 | US6285539 Switch driver |
| 09/04/2001 | US6285258 Offset voltage trimming circuit |
| 09/04/2001 | US6285246 Low drop-out regulator capable of functioning in linear and saturated regions of output driver |
| 09/04/2001 | US6285241 Internal voltage boosting circuit |
| 09/04/2001 | US6285178 Power supply |
| 09/04/2001 | US6285176 Voltage generator with superimposed reference voltage and deactivation signals |
| 09/04/2001 | US6285170 Switching power supply |
| 09/04/2001 | US6285169 Sag generator with switch-mode impedance |
| 08/30/2001 | US20010017756 Method of and circuit for protection against overcurrent |
| 08/30/2001 | US20010017595 Programmable voltage regulator |
| 08/30/2001 | US20010017567 Internal voltage generation circuit |
| 08/30/2001 | US20010017535 Regulated power source circuit and regulated power source device |
| 08/29/2001 | EP1128712A2 Low distortion line dimmer and dimming ballast |
| 08/29/2001 | EP1128539A2 Surge voltage suppressed power inverter using a voltage driven switching circuit |
| 08/29/2001 | EP1128533A2 Power supply circuit in which ripple reducing ability is maintained even when power supply voltage drops |
| 08/29/2001 | EP1128532A2 DC-DC converter circuit, power supply selection circuit, and apparatus |
| 08/29/2001 | EP1127478A2 Ballast power control circuit |
| 08/29/2001 | EP1127409A1 Combined voltage and current slew rate limiting |
| 08/29/2001 | CN1310522A Power circuit |
| 08/29/2001 | CN1310505A Power factor calibrating method and device |
| 08/29/2001 | CN1310504A DC-DC transfer circuit, power selection circuit and equipment |
| 08/28/2001 | US6281745 Internal power supply voltage generating circuit of semiconductor memory device |
| 08/28/2001 | US6281744 Voltage drop circuit |
| 08/28/2001 | US6281716 Potential detect circuit for detecting whether output potential of potential generation circuit has arrived at target potential or not |
| 08/28/2001 | US6281669 Circuit arrangement and method for limiting current for consumers of alternating current |
| 08/28/2001 | US6281667 Voltage regulator |
| 08/28/2001 | US6281666 Efficiency of a multiphase switching power supply during low power mode |
| 08/28/2001 | US6281640 Device and method for controlling brightness of radio terminal |
| 08/28/2001 | US6281601 Turbogenerator power control system and method |
| 08/28/2001 | US6281485 Maximum power tracking solar power system |
| 08/23/2001 | WO2001061430A1 Voltage current transformer |
| 08/23/2001 | US20010015638 Current control circuit |
| 08/23/2001 | US20010015637 Power supply circuit in which ripple reducing ability is maintained even when power supply voltage drops |
| 08/23/2001 | DE10002037C1 Schaltungsanordnung zum Betreiben einer Last über zwei Transistoren Circuit arrangement for operating a load by two transistors |
| 08/22/2001 | EP1126591A2 Method and device for controlling or regulating power of low ohmic heating resistors |
| 08/22/2001 | EP1126350A1 Voltage-to-current converter |
| 08/22/2001 | EP1125179A1 Current measuring techniques |
| 08/22/2001 | CN1309451A Electric power transformation system and method for controlling power transformer |
| 08/21/2001 | US6279059 Docking station |
| 08/21/2001 | US6278319 Input-buffering device |
| 08/21/2001 | US6278318 Booster circuit associated with low-voltage power source |
| 08/21/2001 | US6278316 Pump circuit with reset circuitry |
| 08/21/2001 | US6278315 High voltage generating circuit and method for generating a signal maintaining high voltage and current characteristics therewith |
| 08/21/2001 | US6278263 Multi-phase converter with balanced currents |
| 08/21/2001 | CA2219761C Printed circuit board with selectable routing configuration |
| 08/16/2001 | US20010014951 Power supply protection apparatus for computer system |
| 08/16/2001 | US20010013864 Driving voltage generator of liquid crystal display unit |
| 08/16/2001 | US20010013769 Voltage conversion circuit and control circuit therefor |
| 08/15/2001 | CN2443406Y Full-automatic ac power voltage stabilizer |
| 08/15/2001 | CN1069765C Voltage balancing circuit |
| 08/14/2001 | US6275368 Method and apparatus for controlling electromagnetic valve in industrial vehicle |
| 08/14/2001 | US6275017 Start-up circuit for voltage regulator with current foldback |
| 08/14/2001 | US6275015 Circuit for reducing input voltage |
| 08/09/2001 | WO2001057996A1 Start-up circuit for voltage regulators |
| 08/09/2001 | WO2001057995A2 Method for regulating of ac voltage |
| 08/09/2001 | US20010011921 Internal power-source potential supply circuit, step-up potential generating system, output potential supply circuit, and semiconductor memory |
| 08/09/2001 | US20010011886 Internal supply voltage generating circuit and method of generating internal supply voltage |
| 08/09/2001 | DE10002252A1 Elektrische Schaltungsanordnung Electrical circuitry |
| 08/08/2001 | EP1122871A2 Power supply control device and method |
| 08/08/2001 | CN1307389A Fully automatic contactless throw-in and throw-off reactive compensator |
| 08/07/2001 | US6271718 Internal voltage converter for low operating voltage semiconductor memory |
| 08/07/2001 | US6271714 Substrate voltage generator for semiconductor device |
| 08/07/2001 | US6271711 Supply independent biasing scheme |
| 08/02/2001 | WO2001055823A2 Apparatus for providing regulated power to an integrated circuit |
| 08/02/2001 | WO2001055808A1 Microelectronic current regulator |
| 08/02/2001 | US20010010480 Semiconductor integrated circuit and method for generating internal supply voltage in semiconductor integrated circuit |
| 08/02/2001 | US20010010477 Charge pump circuit |
| 08/02/2001 | US20010010458 Power supply control device and method |
| 08/01/2001 | EP1119907A1 Method of and arrangement for converting voltage to current |
| 08/01/2001 | EP1119897A1 Device for generating an adjustment signal for a d.c. converter |
| 08/01/2001 | EP0929934A4 Merged transconductance amplifier |
| 08/01/2001 | CN2441241Y Automatic voltage compensating electric distributing box for lighting |
| 08/01/2001 | CN1069151C Electronic trip device comprising power supply device |
| 07/31/2001 | US6269013 Chopping energization control device |
| 07/31/2001 | US6268559 Photovoltaic generation system, wiring apparatus for photovoltaic generation system, and wiring structure therefor |
| 07/26/2001 | US20010009494 Over current protection circuit of semiconductor switching device |
| 07/26/2001 | DE10102124A1 Power regulation method for low-ohmic heating resistance uses IGBT-module supplied with control frequency by regulation device dependent on current circuit parameters |
| 07/25/2001 | EP1118928A1 Circuit for controlling the power consumption of an integrated circuit |
| 07/25/2001 | EP1118922A1 Electrical circuit to control a load with two transistors |
| 07/24/2001 | US6266256 Circuit for correcting the power factor |
| 07/24/2001 | US6265856 Low drop BiCMOS/CMOS voltage regulator |
| 07/19/2001 | US20010008380 Circuit arrangement for driving a load by two transistors |
| 07/19/2001 | DE19963813A1 Schaltungsanordnung zur Regelung des Leistungsverbrauchs eines integrierten Schaltkreises Circuit arrangement for controlling the power consumption of an integrated circuit |
| 07/18/2001 | EP0749609B1 Method and device for controlling the operation of a portable electronic object supplied with power via an antenna |
| 07/18/2001 | CN1304502A Solar-powdered refrigerator |
| 07/17/2001 | US6262874 Circuit device |
| 07/17/2001 | US6262621 Voltage boosting circuit for semiconductor device |