| 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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| 04/10/2013 | CN202870663U Electronic compensation type voltage stabilizer circuit |
| 04/10/2013 | CN202870662U High-power control system for automatic regulation of current |
| 04/10/2013 | CN202869491U Navigator |
| 04/10/2013 | CN202868556U Illuminating system capable of automatically tracking solar-energy |
| 04/10/2013 | CN103038990A Power converter |
| 04/10/2013 | CN103038970A Matrix connection device for photovoltaic panels and/or wind turbines |
| 04/10/2013 | CN103038721A Advanced transistors with punch through suppression |
| 04/10/2013 | CN103036538A Circuit and method for correcting offset voltage of comparator |
| 04/10/2013 | CN103034278A Method for realizing simulation circuit based on double linear approximate value MPPT (Maximum Power Point Tracking) algorithm |
| 04/10/2013 | CN103034277A Current source circuit |
| 04/10/2013 | CN103034276A Oscillation device |
| 04/10/2013 | CN103034275A Low noise voltage regulator and method with fast settling and low-power consumption |
| 04/10/2013 | CN103034274A Constant-current source for temperature measuring circuit |
| 04/10/2013 | CN103034273A Numerically-controlled constant current source |
| 04/10/2013 | CN103034272A Electricity intelligent measuring and controlling device |
| 04/10/2013 | CN103034250A Maximum power point tracking (MPPT) control system and MPPT control method of modular photovoltaic array |
| 04/10/2013 | CN102156502B Zero static power consumption circuit device for different voltage domains of analogue integrated circuit |
| 04/10/2013 | CN101917021B Derivative optimum-based power conversion and transient energy storage control method |
| 04/10/2013 | CN101872972B Power supply device for automobile fuse testing bench |
| 04/10/2013 | CN101770271B Device capable of automatically adjusting input source of driver |
| 04/10/2013 | CN101593786B Temperature compensation circuit used for avalanche photodiode |
| 04/10/2013 | CN101561687B Synchronous voltage booster circuit with active negative current modulation and control method thereof |
| 04/10/2013 | CN101282607B 卤素灯的电源 Halogen lamps |
| 04/09/2013 | USRE44136 Energy storage and hold-up method and apparatus for high density power conversion |
| 04/09/2013 | USRE44133 Fixed operating frequency inverter for cold cathode fluorescent lamp having strike frequency adjusted by voltage to current phase relationship |
| 04/09/2013 | US8417980 Dual-mode power supply |
| 04/09/2013 | US8416595 Arrangement for exchanging power |
| 04/09/2013 | US8416594 Power converter with a controlled current source and connected in single-phase mode |
| 04/09/2013 | US8416590 Power supply device |
| 04/09/2013 | US8416013 Core circuit leakage control |
| 04/09/2013 | US8416012 Reference voltage generating circuit and analog circuit using the same |
| 04/09/2013 | US8416011 Circuit and method for generating body bias voltage for an integrated circuit |
| 04/09/2013 | US8416010 Adaptive charge pump |
| 04/09/2013 | US8415939 Circuit and method for operating a circuit |
| 04/09/2013 | US8415938 Switching regulator |
| 04/09/2013 | US8415937 Switching method to improve the efficiency of switched-mode power converters employing a bridge topology |
| 04/09/2013 | US8415936 Multiphase DC-DC converter using zero voltage switching |
| 04/09/2013 | US8415935 Multiple branch alternative element power regulation |
| 04/09/2013 | US8415934 Automatic voltage regulator |
| 04/09/2013 | US8415933 Buck or boost DC-DC converter |
| 04/09/2013 | US8415932 Switching control circuit |
| 04/09/2013 | US8415900 Color and position auto-commissioning |
| 04/09/2013 | US8415898 Connector, a lamp connector, a lamp connection checking circuit, and an illumination device |
| 04/09/2013 | US8415887 Transistor bypass shunts for LED light strings |
| 04/04/2013 | WO2013048535A1 Voltage regulator |
| 04/04/2013 | WO2013048475A1 Apparatus and method to improve integrated voltage regulators |
| 04/04/2013 | WO2013047543A1 Power controller |
| 04/04/2013 | WO2013046485A1 Constant-voltage circuit |
| 04/04/2013 | WO2013046244A1 System using direct-current power source, and direct-current-type microgrid network using same system |
| 04/04/2013 | WO2013044580A1 Maximum power point tracking method for self-adaptive disturbance frequency and step length |
| 04/04/2013 | WO2013044416A1 Inductor that switches between coupled and decoupled states |
| 04/04/2013 | US20130083951 Low distortion switched-capacitor event-driven analog to digital converter |
| 04/04/2013 | US20130083579 Pre-biased sampling filter |
| 04/04/2013 | US20130082998 Display device voltage generation |
| 04/04/2013 | US20130082678 Electronic power conditioner circuit |
| 04/04/2013 | US20130082675 Digital Switching Converter Control |
| 04/04/2013 | US20130082674 Optimizing isolated power supply loop gains for opto-coupler current transfer ratio variations |
| 04/04/2013 | US20130082673 Switching device and method of controlling switching device |
| 04/04/2013 | US20130082672 Capacitor-free low drop-out regulator |
| 04/04/2013 | US20130082671 Low noise voltage regulator and method with fast settling and low-power consumption |
| 04/04/2013 | US20130082670 Voltage regulator system and method for efficiency optimization using duty cycle measurements |
| 04/04/2013 | US20130082669 Scalable multiphase-regulator power-integrated circuit system and method for providing scalable power to the same |
| 04/04/2013 | US20130082668 Single-inductor multiple-output dc to dc converter |
| 04/04/2013 | US20130082666 Buck power factor correction system |
| 04/04/2013 | US20130082611 Feed forward controlled voltage to current source for led driver |
| 04/04/2013 | DE112006001377B4 Energieversorgungssteuerung Power supply controller |
| 04/04/2013 | DE102011083680A1 Power switch, has regulation unit that regulates voltage tapped at tap at rectifier, and regulation unit tapping point provided between diode and resistor-capacitor combination and coupled with capacitor |
| 04/04/2013 | DE102010061433B4 Spannungsregelung für Ausgangstransistor einer Signalausgangsstufe Voltage control for a signal output transistor output stage |
| 04/03/2013 | CN202854637U Voltage stabilizer |
| 04/03/2013 | CN202854636U Novel voltage stabilizer |
| 04/03/2013 | CN103026794A 负载控制装置 Load control means |
| 04/03/2013 | CN103026575A Method for computer-aided control of the electrical power consumption of a plurality of power consumers in an electrical power grid |
| 04/03/2013 | CN103021117A Electrical fire detector based on temperature detection |
| 04/03/2013 | CN103019294A Maximum power point tracking (MPPT) method of self-adaption disturbance frequency and step |
| 04/03/2013 | CN103019293A Maximum power point tracking method for rapidly self-adapting step length of photovoltaic array |
| 04/03/2013 | CN103019292A Semiconductor device and temperature sensor system |
| 04/03/2013 | CN103019291A Low-voltage-difference linear voltage stabilizer circuit |
| 04/03/2013 | CN103019290A Current source starting circuit |
| 04/03/2013 | CN103019289A Adaptive biasing for integrated circuits |
| 04/03/2013 | CN103019288A 电压调节器 Voltage Regulator |
| 04/03/2013 | CN103019287A Control circuit and circuit control method |
| 04/03/2013 | CN103019286A Device and method for controlling bias voltage of electrooptical modulator |
| 04/03/2013 | CN103019285A Dynamic dropout control of a power supply |
| 04/03/2013 | CN103019284A Load tap-changer with thyristor auxiliary |
| 04/03/2013 | CN103019283A High-power alternating-current voltage regulating module |
| 04/03/2013 | CN103019282A Contact-type voltage regulator and compensation-type AC power regulator |
| 04/03/2013 | CN102053642B Locally calibrated current source and relative microchip and method thereof |
| 04/03/2013 | CN101826728B Dynamic reactive power compensation device and control method thereof |
| 04/03/2013 | CN101753034B Transient processing system for power inverter |
| 04/03/2013 | CN101651436B High-precision maximum power point tracing method |
| 04/03/2013 | CN101589353B Method, system, and apparatus for controlling an electric motor |
| 04/03/2013 | CN101419477B Controllable low voltage differential linear voltage stabilizing circuit for providing multi-output voltages |
| 04/02/2013 | US8410770 Fast boost regulator |
| 04/02/2013 | US8410769 Power converter with controller operable in selected modes of operation |
| 04/02/2013 | US8410768 Switch-mode power supply having reduced audible noise |
| 04/02/2013 | US8410767 Control circuit of DC-DC converter applying offset to coil current, DC-DC converter applying offset to coil current and control method of DC-DC converter |
| 04/02/2013 | US8410766 Power supply circuit with scalable performance and method for operating the power supply circuit |
| 04/02/2013 | US8410765 Pulse modulation circuit and method |
| 04/02/2013 | US8410764 Automatic current limit adjustment for linear and switching regulators |
| 04/02/2013 | US8410763 Controller for buck and boost converter |