| 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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| 08/08/2013 | WO2012154569A3 Solar power systems including control hubs |
| 08/08/2013 | US20130202103 Direct current/direct current converter for acquiring stabilized low voltage and telephone power supply circuit |
| 08/08/2013 | US20130200943 Charge pump voltage regulator |
| 08/08/2013 | US20130200873 Methods and Apparatuses for a Soft-Start Function with Auto-Disable |
| 08/08/2013 | US20130200872 Low power current comparator for switched mode regulator |
| 08/08/2013 | US20130200871 Direct drive waveform amplifier |
| 08/08/2013 | US20130200870 Low-dropout voltage regulator having fast transient response to sudden load change |
| 08/08/2013 | US20130200869 DC/DC Converter |
| 08/08/2013 | US20130200868 Protection of an N-Channel Transistor |
| 08/08/2013 | US20130200867 High side driver circuitry |
| 08/08/2013 | US20130200866 Semiconductor integrated circuit |
| 08/08/2013 | US20130200865 Switch mode power supply for envelope tracking |
| 08/08/2013 | US20130200864 Dc-dc converter and voltage conversion method thereof |
| 08/08/2013 | US20130200863 Buck dc-to-dc converter having a novel output protection mechanism |
| 08/08/2013 | US20130200696 Control apparatus and control method for vehicle |
| 08/08/2013 | DE112010005928T5 Ausgangssteuervorrichtung für Solarzellen Output control device for solar cells |
| 08/08/2013 | DE102012201623A1 Circuit arrangement for photovoltaic module for electric power generation, has direct current-direct current converter connected between input and output terminals, and including control signal generator for generating signal |
| 08/08/2013 | DE102012002185A1 Energiegewinnungssystem mit Energiespeicher, Verfahren zum Betreiben eines Energiegewinnungssystems Power generation system with energy storage, method of operating a power generation system |
| 08/07/2013 | EP2624094A1 Method and arrangement in connection with photovoltaic power generator composed of series-connected photovoltaic modules |
| 08/07/2013 | EP2622732A2 Vibration energy harvester for converting mechanical vibrational energy into electrical energy |
| 08/07/2013 | CN203117830U Real-time monitoring closed-loop control system |
| 08/07/2013 | CN203117829U Under-voltage locking circuit of BICMOS circuit structure |
| 08/07/2013 | CN203117828U High-precision adjustable weak current output circuit |
| 08/07/2013 | CN203117827U Full-digitalization intelligent alternating current voltage stabilizer |
| 08/07/2013 | CN103235629A Circuit structure capable of realizing automatic regulation and control of output power and corresponding method |
| 08/07/2013 | CN103235628A Power supply for power amplifier for communication |
| 08/07/2013 | CN103235627A Temperature compensation system and method |
| 08/07/2013 | CN103235626A Accelerator power supply device of rapid prototyping manufacturing equipment for electron beams and control method of accelerator power supply device |
| 08/07/2013 | CN103235625A Low voltage following voltage reference circuit |
| 08/07/2013 | CN103235624A Quick response low dropout voltage stabilizing system and operation method of low dropout voltage stabilizing system |
| 08/07/2013 | CN103235623A Optimal bias phase point detection control device for high-speed electrooptical modulator and method thereof |
| 08/07/2013 | CN103235622A Differential constant-current source circuit and control method thereof |
| 08/07/2013 | CN103234316A Temperature control device for semiconductor cooler |
| 08/07/2013 | CN102436284B Load continuous variable system of generator |
| 08/07/2013 | CN101719737B Scanning method for tracing maximal power point of solar energy photovoltaic panel |
| 08/06/2013 | USRE44406 Method of detecting switching power supply output current |
| 08/06/2013 | US8503203 Pre-charge of switched capacitor circuits with cascoded drivers |
| 08/06/2013 | US8503198 High boost ratio DC converter |
| 08/06/2013 | US8503145 Fault protected current source for lighting element testing |
| 08/06/2013 | US8502519 Arrangement and approach for providing a reference voltage |
| 08/06/2013 | US8502515 Multiphase DC-DC converting circuit and control circuit thereof |
| 08/06/2013 | US8502514 Voltage regulation circuit |
| 08/06/2013 | US8502513 Voltage regulator |
| 08/06/2013 | US8502512 DC power converting circuit and method thereof |
| 08/06/2013 | US8502511 Buck switching regulator |
| 08/06/2013 | US8502510 Switching mode power supply with predicted PWM control |
| 08/06/2013 | US8502509 Power conversion system and power control method for reducing cross regulation effect |
| 08/06/2013 | US8502508 Switching regulator circuit configured to perform step up and step down operations and operation method therefor |
| 08/06/2013 | US8502474 Primary side PFC driver with dimming capability |
| 08/06/2013 | US8502473 System and method for illuminating a component of an electronic device |
| 08/06/2013 | US8502471 Planar light-emitting module lighting circuit and illuminating device |
| 08/06/2013 | US8502461 Driving circuit and control circuit |
| 08/01/2013 | WO2013111044A1 Method for the research of maximum available power in photovoltaic generators |
| 08/01/2013 | WO2013068482A3 Vehicle control device for the manual control of vehicle devices |
| 08/01/2013 | WO2013060692A3 Tracking method and tracking device for a voltage transformer for a photovoltaic system |
| 08/01/2013 | US20130195496 Power Supply Control Device Including Switching Regulator and Linear Regulator, Image Forming Apparatus Including the Same, and Electronic Apparatus Including the Same |
| 08/01/2013 | US20130193944 Voltage generator |
| 08/01/2013 | US20130193943 Switched arrangement for switched mode supply |
| 08/01/2013 | US20130193942 Current driver circuit |
| 08/01/2013 | US20130193941 Bypass Control in a DC-to-DC Converter |
| 08/01/2013 | US20130193940 Method of forming a switched mode power supply controller device with an off mode and structure therefor |
| 08/01/2013 | US20130193938 Dead-time compensation in a power supply system |
| 08/01/2013 | US20130193937 Switching regulator and electronic apparatus |
| 08/01/2013 | US20130193936 Switched-Mode Power Supply |
| 08/01/2013 | US20130193935 Voltage reference generation circuit using gate-to-source voltage difference and related method thereof, and voltage regulation circuit having common-source configuration and related method thereof |
| 08/01/2013 | US20130193874 Power supply circuit and method for driving the same |
| 07/31/2013 | EP2620829A1 Device for tracking a maximum power point of a power source like a photovoltaic cell |
| 07/31/2013 | CN203104401U Level converting circuit and low voltage differential circuit |
| 07/31/2013 | CN203103982U Maximum power tracking control system of two-stage grid-connected photovoltaic inverter |
| 07/31/2013 | CN203102064U Overshoot protection circuit of low-dropout linear regulator (LDO) and LDO |
| 07/31/2013 | CN203102063U Reference voltage source with temperature curvature compensation function |
| 07/31/2013 | CN203102062U Power supply control circuit of auto power-off digital meter |
| 07/31/2013 | CN203102061U Voltage stabilizer with auto-transformer |
| 07/31/2013 | CN203102060U Current-limiting circuit |
| 07/31/2013 | CN203102059U Voltage stabilizing system of melting and laddering mechanism of mixing pelletizer |
| 07/31/2013 | CN1599218B Method and circuit for optimizing power efficiency in a DC-DC converter |
| 07/31/2013 | CN103227483A Solar charger capable of charging various batteries |
| 07/31/2013 | CN103226374A Maximum power point tracking circuit of constant flow source control photovoltaic panel |
| 07/31/2013 | CN103226373A Method and arrangement in connection with photovoltaic power generator composed of series-connected photovoltaic modules |
| 07/31/2013 | CN103226372A Accurate current reference source working on whole-chip by utilizing tuning of off-chip resistance |
| 07/31/2013 | CN103226371A Reference voltage source with temperature curvature complementing function |
| 07/31/2013 | CN103226370A 电压调节器 Voltage Regulator |
| 07/31/2013 | CN103226369A Power circuit |
| 07/31/2013 | CN103226368A Fast power-up bias voltage circuit |
| 07/31/2013 | CN102183983B Method for implementing charge pump keeping constant output current, and charge pump thereof |
| 07/31/2013 | CN101957625B Low dropout linear voltage regulator for driving nF-stage load |
| 07/31/2013 | CN101944850B Voltage step-up and down switching power circuit as well as control circuit and method thereof |
| 07/31/2013 | CN101377687B Circuit and method for reducing an in-rush current |
| 07/31/2013 | CN101059703B 半导体器件 Semiconductor devices |
| 07/30/2013 | US8498089 Apparatus and method for sensing a current within a coil |
| 07/30/2013 | US8497670 Charge pump regulator circuit for powering a variable load |
| 07/30/2013 | US8497669 Output voltage controller, electronic device, and output voltage control method |
| 07/30/2013 | US8497668 Power control system and power amplification system using the same |
| 07/30/2013 | US8497666 Semiconductor device and power source device |
| 07/30/2013 | US8497665 Drop power supply circuit |
| 07/30/2013 | US8497640 Method for operating a fluorescent lamp |
| 07/27/2013 | CA2801396A1 Systems and methods for phase predictive impedance loss model calibration and compensation |
| 07/25/2013 | WO2013108210A1 Overcoming power loss in photovoltaic arrays having differential generating capacity by substring energy harvesting paths |
| 07/25/2013 | WO2013079551A3 Circuit assembly for controlling at least two loads from a supply source |
| 07/25/2013 | WO2012126884A3 Series voltage regulator with electronics protected against short-circuits by magnetic circuit-based decoupling using holes and windows |