| 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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| 06/19/2013 | CN102135782B Electrical control system and vertical furnace heating device containing same |
| 06/19/2013 | CN102081420B Current limiting regulated power supply with high precision |
| 06/19/2013 | CN101976855B Intelligent solar cell component and control method of array thereof |
| 06/19/2013 | CN101395554B 功率变换器系统 Power converter system |
| 06/18/2013 | US8467209 Control device of a switching power supply |
| 06/18/2013 | US8467208 Input voltage-independent active power control of DC to AC power converters |
| 06/18/2013 | US8467197 Systems and methods for compensating for electrical converter nonlinearities |
| 06/18/2013 | US8466737 Charge pump device |
| 06/18/2013 | US8466670 Pulsed power supply |
| 06/18/2013 | US8466669 Buck circuit having fast transient response mechanism and operation of the same |
| 06/18/2013 | US8466668 Transient differential switching regulator |
| 06/18/2013 | US8466667 Controllable circuit |
| 06/18/2013 | US8466666 Multi-stage voltage regulating circuit with automatic thermal compensation and regulating method thereof |
| 06/18/2013 | US8466665 Adaptive digital pulse width modulation generator for buck converters |
| 06/18/2013 | US8466664 Voltage trimming |
| 06/18/2013 | US8466663 Method and power supply system for preventing functional impairing transient noise within high frequency operated integrated circuits |
| 06/18/2013 | US8466662 Power transfer between independent power ports utilizing a single transformer |
| 06/18/2013 | US8466634 Phase control for hysteretic controller |
| 06/18/2013 | US8466633 Illumination controlling device for vehicle |
| 06/18/2013 | US8466632 LED device |
| 06/18/2013 | US8466626 Light management system device and method |
| 06/18/2013 | CA2722958C Smoke sensor |
| 06/13/2013 | WO2013086238A1 Systems and methods for switch-controlled var sources coupled to a power grid |
| 06/13/2013 | WO2013085157A1 Junction box having the mppt control function that is individually embedded in a solar cell module, and method for driving same |
| 06/13/2013 | WO2013083723A1 Method and device for detecting electric arc in a photovoltaic installation |
| 06/13/2013 | WO2013016550A3 Method and apparatus for isolating high voltage power control elements |
| 06/13/2013 | WO2012125928A3 Voltage controlling circuit with an expanded supply input voltage range |
| 06/13/2013 | US20130148456 Voltage regulator with improved load regulation and voltage regulating method |
| 06/13/2013 | US20130148393 Methods and systems for controlling a power converter |
| 06/13/2013 | US20130147455 Power Management Method for Operating Electronic Device with Solar Energy |
| 06/13/2013 | US20130147454 Switching regulator with error correction and control method thereof |
| 06/13/2013 | US20130147453 Current Control Semiconductor Element and Control Device Using the Same |
| 06/13/2013 | US20130147452 Switching current synthesis circuit for power converter |
| 06/13/2013 | US20130147451 Dead time modulation technique for the improvement of power conversion efficiency |
| 06/13/2013 | US20130147450 Predictable Method for Reducing Power Consumption during Peak Demand |
| 06/13/2013 | US20130147449 Bi-polar bi-directional energy balancing power-conversion engine |
| 06/13/2013 | US20130147448 Adaptive Bias for Low Power Low Dropout Voltage Regulators |
| 06/13/2013 | US20130147447 High-Speed LDO Driver Circuit using Adaptive Impedance Control |
| 06/13/2013 | US20130147446 Integrated circuit device with two voltage regulators |
| 06/13/2013 | US20130147445 Voltage multiplier charge pump buck |
| 06/13/2013 | US20130147444 Methods and Systems to Convert a Pulse Power Demand to a Constant Power Draw |
| 06/13/2013 | US20130147443 Power distribution system control and monitoring |
| 06/13/2013 | US20130147414 Pulse width modulation controller |
| 06/12/2013 | EP2602894A1 Circuit, method and system for overload protection |
| 06/12/2013 | EP2601534A2 Recording a feed energy amount of a photovoltaic system that was possible but not in fact fed |
| 06/12/2013 | CN202995527U Lightning-proof voltage-stabilized source with triple protection |
| 06/12/2013 | CN202995526U Adjustable DC regulated power supply for voltage regulation based on manual pulse generator |
| 06/12/2013 | CN202995525U Low dropout regulator and circuit comprising multiple amplification stages and nested miller compensator |
| 06/12/2013 | CN202995524U Output conditioning circuit of current sensor |
| 06/12/2013 | CN202995523U Linear dropout regulator (LDO) with ultra-low power consumption and without output filtering capacitor |
| 06/12/2013 | CN202995522U Series load control device |
| 06/12/2013 | CN202995521U Single tube learning amplifying circuit |
| 06/12/2013 | CN202995520U Voltage-stabilized power supply for display screen of train operation monitoring device |
| 06/12/2013 | CN202995519U Intelligent power measurement and control device |
| 06/12/2013 | CN202995471U Automatic tracking device of photovoltaic cell maximum exposure dose |
| 06/12/2013 | CN103154844A Power control device, power control method, and feed system |
| 06/12/2013 | CN103154843A Power converter with boost-buck-buck configuration |
| 06/12/2013 | CN103154838A Current output stage having automatic active-passive switching |
| 06/12/2013 | CN103149965A Current source stabilization circuit |
| 06/12/2013 | CN103149964A Methods and circuits for providing stable current and voltage references |
| 06/12/2013 | CN103149963A Linear power circuit with high power supply rejection ratio |
| 06/12/2013 | CN103149962A Low voltage-drop voltage stabilizer with extremely low static current |
| 06/12/2013 | CN103149961A Current supplier and method thereof |
| 06/12/2013 | CN103149960A High-precision adjustable type miniature current control circuit |
| 06/12/2013 | CN103149409A High-precision electrical signal measurement device and method |
| 06/12/2013 | CN102385408B Low dropout linear voltage regulator |
| 06/12/2013 | CN102385407B Bandgap reference voltage source |
| 06/12/2013 | CN102354245B Band gap voltage reference source |
| 06/12/2013 | CN102331807B Low-dropout (LDO) linear regulator of integrated slew rate enhancing circuit |
| 06/12/2013 | CN102279611B Variable-curvature compensated bandgap voltage reference source |
| 06/12/2013 | CN102193574B Band-gap reference voltage source with high-order curvature compensation |
| 06/12/2013 | CN102096429B Feedback voltage-stabilizing device and method and power supply changeover system applied by same |
| 06/12/2013 | CN102088248B Intrinsically safe power supply with high output power |
| 06/12/2013 | CN102081419B Automatic voltage regulating circuit and method for solar photovoltaic power generation system |
| 06/12/2013 | CN102035170B PFC output overvoltage protection circuit |
| 06/12/2013 | CN101981525B Power source device and output voltage changing method of the power source device |
| 06/12/2013 | CN101859158B Reference current circuit and generating method thereof |
| 06/12/2013 | CN101779173B Time-multiplexed multi-output dc/dc converters and voltage regulators |
| 06/11/2013 | US8462527 Universal AC adaptor |
| 06/11/2013 | US8461915 Start-up circuit to discharge EMI filter for power saving of power supplies |
| 06/11/2013 | US8461914 Reference signal generating circuit |
| 06/11/2013 | US8461913 Integrated circuit and a method for selecting a voltage in an integrated circuit |
| 06/11/2013 | US8461912 Switched-capacitor, curvature-compensated bandgap voltage reference |
| 06/11/2013 | US8461911 Semiconductor switch for switching terminals |
| 06/11/2013 | US8461910 High efficiency negative regulated charge-pump |
| 06/11/2013 | US8461908 Current compensating device |
| 06/11/2013 | US8461819 Current detector for guarding against negative potential of an output node thereof |
| 06/11/2013 | US8461817 Method and apparatus for providing wireless power to a load device |
| 06/11/2013 | US8461816 Coefficient scaling depending on number of active phases |
| 06/11/2013 | US8461815 Fast transient buck regulator with dynamic charge/discharge capability |
| 06/11/2013 | US8461814 Boost/buck converter and method for controlling it |
| 06/11/2013 | US8461813 Method and device for controlling a configurable power supply to provide AC and/or DC power output |
| 06/11/2013 | US8461812 Shunt regulator having over-voltage protection circuit and semiconductor device including the same |
| 06/11/2013 | US8461811 Power capacitor alternative switch circuitry system for enhanced capacitor life |
| 06/11/2013 | US8461810 Circuit for generating boosted voltage and method for operating the same |
| 06/11/2013 | US8461809 Power conditioning unit |
| 06/11/2013 | US8461776 Solid state lighting panels with variable voltage boost current sources |
| 06/06/2013 | WO2013080835A1 Charging control device, photovoltaic generation system, and charging control method |
| 06/06/2013 | WO2013080469A1 Power conversion device |
| 06/06/2013 | WO2013053431A3 Method and device for generating electrical energy in a motor vehicle |