| 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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| 01/04/2007 | US20070000718 Voltage boosting circuit and electricity-driven power steering device |
| 01/04/2007 | DE102005030123A1 Stromversorgungsanordnung und deren Verwendung Power supply arrangement and their use |
| 01/04/2007 | DE102005029421A1 Current supply circuit for automobile applications, has power source attached at transistor for operation of transistor at limit for saturation of constant power source, which is designed for supplying constant base current to transistor |
| 01/04/2007 | DE102004011458B4 Schaltungsanordnung zur Bereitstellung einer geregelten Betriebsspannung für einen Datenträger und Verfahren zur Ansteuerung eines NMOS-Längsregeltransistors Circuit arrangement for providing a regulated operating voltage for a disk and method for driving an NMOS series regulating transistor |
| 01/03/2007 | EP1739452A2 Electronic devices and systems |
| 01/03/2007 | CN2854922Y Single-phase variable frequency constant-current source |
| 01/03/2007 | CN2854671Y 低压无功功率自动补偿控制器 Low-voltage reactive power automatic compensation controller |
| 01/03/2007 | CN2854670Y Induction voltage stabilizer |
| 01/03/2007 | CN1890865A Apparatus for reducing the power consumption of a PFC-PWM power converter |
| 01/03/2007 | CN1890617A Bandgap voltage reference |
| 01/03/2007 | CN1890616A Voltage trimming circuit |
| 01/03/2007 | CN1889357A Vehicular six-phase half-controlling bridged rectifier voltage stabilizer |
| 01/03/2007 | CN1889002A Voltage switching circuit and power factor correcting circuit with the same circuit |
| 01/03/2007 | CN1889001A Low-pressure drop stabilizer with common-mode negative feedback |
| 01/03/2007 | CN1889000A Automatic correcting current circuit and method |
| 01/03/2007 | CN1888999A Method for raising constant-current source circuit performance |
| 01/02/2007 | US7158521 Synchronization system and synchronization method of multisystem control apparatus |
| 01/02/2007 | US7158395 Method and apparatus for tracking maximum power point for inverters, for example, in photovoltaic applications |
| 01/02/2007 | US7158361 Method and apparatus for regulating a current through an inductive load |
| 01/02/2007 | US7158042 Voltage regulator for physically remote loads |
| 01/02/2007 | US7157961 MOS charge pump |
| 01/02/2007 | US7157960 Apparatus and method for stabilizing a boosted voltage, apparatus and method for generating a boosted voltage having the same |
| 01/02/2007 | US7157892 Robust ramp controlled enable for voltage regulator |
| 01/02/2007 | US7157891 DC-DC voltage converter with reduced output voltage ripple |
| 01/02/2007 | US7157890 Using pulse width modulation in the control of load sharing between paralleled power supplies |
| 01/02/2007 | US7157889 Sample and hold system for controlling a plurality of pulse-width-modulated switching power converters |
| 01/02/2007 | US7157888 Light loading control circuit for a buck-boost voltage converter |
| 01/02/2007 | US7157887 Direct amplitude modulation for switch mode power supplies |
| 01/02/2007 | US7157886 Power converter method and apparatus having high input power factor and low harmonic distortion |
| 01/02/2007 | US7157809 Method and circuits for inductive DC converters with current regulated output |
| 12/28/2006 | US20060290418 Wide-band wide-swing cmos gain enhancement techique and method therefor |
| 12/28/2006 | US20060290417 Exponential function generator and variable gain amplifier using the same |
| 12/28/2006 | US20060290416 Low-leakage current sources and active circuits |
| 12/28/2006 | US20060290415 Low-voltage, buffered bandgap reference with selectable output voltage |
| 12/28/2006 | US20060290414 Charge pump circuit and semiconductor memory device having the same |
| 12/28/2006 | US20060290413 Semiconductor device and booster circuit |
| 12/28/2006 | US20060290412 Substrate bias voltage generating circuit for use in a semiconductor memory device |
| 12/28/2006 | US20060290411 Voltage multiplier circuit including a control circuit providing dynamic output voltage control |
| 12/28/2006 | US20060290410 Efficient charge pump for a wide range of supply voltages |
| 12/28/2006 | US20060290335 Inrush current preventing circuit |
| 12/28/2006 | US20060290334 Duty cycle mode switching voltage regulator |
| 12/28/2006 | US20060290333 Switching Control Circuit and Self-Excited DC-DC Converter |
| 12/28/2006 | US20060290332 Integrated circuit capable of balanced polyphase power regulation using redundant feedback circuitry |
| 12/28/2006 | US20060290331 Point-of-load design for high voltage AC power supplies |
| 12/28/2006 | US20060290330 Secondary current compensation method |
| 12/28/2006 | US20060290329 Power connector having regulating member |
| 12/28/2006 | US20060290328 Field device with dynamically adjustable power consumption radio frequency communication |
| 12/28/2006 | US20060290326 Protocols for reporting power status over multiple buses |
| 12/28/2006 | US20060290292 High pressure lamp with lamp flicker suppression and lamp voltage control |
| 12/28/2006 | DE102006029475A1 Power factor correction rectifier`s boost switching converter, has inrush control device for controlling bidirectional semiconductor switches, and for controlling control switch to turn one semiconductor switch on and off |
| 12/28/2006 | DE102005029110A1 Digital circuit unit for e.g. voltage stabilizer, has power consumption unit which drains current additionally, when change in power consumption of circuit block arranged on chip occurs during load change event |
| 12/28/2006 | DE102005028403A1 Stromquellenanordnung und Verfahren zum Betreiben einer elektrischen Last Current-source arrangement and method for operating an electrical load |
| 12/28/2006 | DE102005028211A1 Switching arrangement for connecting switching nodes, has control circuit designed for n-channel MOSFET and detects one of voltages at switching nodes, where MOSFET is regulated by control input when one of voltages attains threshold value |
| 12/28/2006 | DE102004022425B4 Integrierte Schaltungsanordnung zur Stabilisierung einer Spannung An integrated circuit device for stabilizing a voltage |
| 12/27/2006 | EP1737032A1 Semiconductor integrated circuit device and switching power source device using the same |
| 12/27/2006 | EP1735674A1 On-chip power supply interface with load-independent current demand |
| 12/27/2006 | EP1735670A2 Process device with switching power supply |
| 12/27/2006 | EP1456728B1 Device with controllable impedance |
| 12/27/2006 | EP1410126B1 Differential current source with active common mode reduction |
| 12/27/2006 | EP1335476B1 Noncontact power supply facility and branch box for use therein |
| 12/27/2006 | EP1016204B1 Circuit device for approximately-sinusoidal lowering of an ac voltage |
| 12/27/2006 | CN2852521Y Three-phase synchronous rectification manostat |
| 12/27/2006 | CN2852516Y 1+1 split switch power supply module |
| 12/27/2006 | CN2852488Y Assistant device for miner's lamp charge |
| 12/27/2006 | CN2852229Y Switching type power supply device |
| 12/27/2006 | CN2852228Y Electronic rear-view mirror |
| 12/27/2006 | CN1885700A Intelligent type power supply and its method |
| 12/27/2006 | CN1885698A Switching control circuit and self-excited dc-dc converter |
| 12/27/2006 | CN1885222A 激光功率反馈电路 Laser power feedback circuit |
| 12/27/2006 | CN1885221A Remote controller for high precision DC power supply |
| 12/26/2006 | US7155328 Device and method for determining gearbox positions in an automatic gearbox |
| 12/26/2006 | US7154254 Apparatus and method for improving electromagnetic compatibility |
| 12/26/2006 | US7154253 Digitally controlled modular power supply for automated test equipment |
| 12/26/2006 | US7154252 Converter for electronic flashlight |
| 12/26/2006 | US7154251 Dual controlled output voltage, anti-saturation, auto-transformer circuit methodology |
| 12/26/2006 | US7154250 Buck-boost DC—DC switching power conversion |
| 12/26/2006 | US7154248 Control system for an electric machine |
| 12/26/2006 | US7154234 Low voltage regulator for in-line powered low voltage power supply |
| 12/26/2006 | US7154227 Circuit arrangement for operating at least one light source |
| 12/21/2006 | WO2006134719A1 Load controlling device, load controlling method, load controlling circuit, load controlling program, and computer-readable recording medium where load controlling program is recorded |
| 12/21/2006 | WO2006063823A3 Charge regulation assembly and method for charging a battery |
| 12/21/2006 | WO2006028581A3 Direct amplitude modulation for switch power supplies |
| 12/21/2006 | US20060284668 Bandgap reference circuit |
| 12/21/2006 | US20060284609 Constant-on-time power-supply controller and related system and method |
| 12/21/2006 | US20060284608 Controller for DC to DC Converter |
| 12/21/2006 | US20060284607 Slope compensation circuit |
| 12/21/2006 | US20060284606 Buck-boost voltage converter |
| 12/21/2006 | US20060284588 Automatic tuning method for the feedback control of a motion simulator, and related device |
| 12/21/2006 | DE10345235B4 Stromversorgungsschaltung und Verfahren zur Stromversorgung einer Last Power supply circuit and method for powering a load |
| 12/20/2006 | CN2850127Y Automatic decomposition active power for cathode processing |
| 12/20/2006 | CN2849791Y DC power circuit based on high precision resistance network |
| 12/20/2006 | CN2849790Y Auxiliary circuit, voltage regulator and circuit apparatus for improving rejection ratio of low frequency power |
| 12/20/2006 | CN2849783Y Power switching device for domestic electrical appliance |
| 12/20/2006 | CN1883094A Grid stabilising system |
| 12/20/2006 | CN1882901A Tracking soft start circuit |
| 12/20/2006 | CN1882895A High precision digital-to-analog converter with optimized power consumption |
| 12/20/2006 | CN1881775A Maximum power tracing device and method for sunlight power generation system |
| 12/20/2006 | CN1881764A Stabilized DC power supply circuit |
| 12/20/2006 | CN1881761A Method for supplying electrical consumers with electric energy and alimentation device to perform such method |
| 12/20/2006 | CN1881760A Apparatus for supplying power source |