Patents
Patents for G05F 5 - Systems for regulating electric variables by detecting deviations in the electric input to the system and thereby controlling a device within the system to obtain a regulated output (1,182)
07/2008
07/24/2008US20080175025 DC-DC converter and method in wireless communication system
07/17/2008US20080169861 Reference current source circuit and infrared signal processing circuit
07/17/2008US20080169798 Method for controlling current in a load
07/15/2008US7400119 Modular high voltage power supply for chemical analysis
07/10/2008US20080164766 Current bypass for distributed power harvesting systems using dc power sources
07/09/2008CN101218554A Switching power converter employing pulse frequency modulation control
07/08/2008CA2460100C Power source regulation along a transmission line with feedback loop
07/01/2008US7394237 Maxium power point tracking method and tracking device thereof for a solar power system
06/2008
06/26/2008US20080150622 Semiconductor integrated circuit and method of controlling internal voltage of the same
06/26/2008US20080150510 Three-phase alternating current voltage regulator
06/24/2008US7391201 Regulated analog switch
06/19/2008US20080143313 Adjusting method and device of sensitivity of signal interpretation
06/12/2008US20080136399 Current sensor
06/12/2008US20080136398 Voltage control circuit
06/12/2008US20080136397 Operating integrated circuit logic blocks at independent voltages with single voltage supply
06/11/2008CN100394347C Dimmer circuit with improved ripple control
06/11/2008CN100394342C Multiphase synthetic ripple pulsation generator and method for controlling phase of multiphase voltage stabilizer
06/10/2008US7385376 Voltage regulator with high voltage protection
06/03/2008US7382150 Sensitivity switchable detection circuit and method
05/2008
05/30/2008CA2594079A1 Method and system for stabilizing gain of a photomultiplier used with a radiation detector
05/29/2008US20080122518 Multi-Source, Multi-Load Systems with a Power Extractor
05/29/2008US20080122411 Constant voltage power supply circuit
05/29/2008US20080122410 Circuit arrangement and method for supplying power to, and clocking, clocked loads
05/27/2008US7378821 Method and apparatus using VAR measurements to control power input to a three-phase induction motor circuit
05/22/2008WO2008061116A2 Charge controller for dc-dc power conversion
05/22/2008US20080116873 Power Supply
05/15/2008US20080111517 Charge Controller for DC-DC Power Conversion
05/01/2008US20080103633 Digitally implemented power supply supervisories
04/2008
04/22/2008US7362083 DC-DC converter with modulator circuit having a feed forward structure
04/17/2008US20080091308 Devices, Systems, and Methods for Adaptive RF Sensing in Arc Fault Detection
04/17/2008US20080088360 Power supply apparatus of semiconductor integrated circuit
04/17/2008US20080088293 Electronic leakage reduction techniques
04/15/2008US7360006 Apparatus and method for managing voltage buses
04/15/2008US7358712 Power supply control circuit and control method thereof
04/08/2008US7355376 Battery status indicator compensating for battery voltage recovery
04/08/2008US7355296 Wind turbine generator system
04/03/2008WO2008039837A2 Steering wheel position sensor
04/02/2008CN101154907A Correction method for position signal phase error of brushless DC motor without position sensor
03/2008
03/27/2008WO2008035033A1 A circuit
03/04/2008US7339357 Power supply regulation using kelvin tap for voltage sense feedback from point within integrated circuit load
03/04/2008US7339331 Dimmer circuit with improved ripple control
03/04/2008US7337694 Foot-operated parking brake device for vehicles
02/2008
02/28/2008US20080048752 Multi-level voltage supply circuit
02/28/2008US20080048633 Detection circuit to detect input voltage of transformer and detecting method for the same
02/26/2008US7336060 Circuit and method for controlling a DC-DC converter by enabling the synchronous rectifier during undervoltage lockout
02/19/2008US7332896 Apparatus and method for controlling supply voltage in multiple interface card
02/19/2008CA2287798C Static voltage regulator
02/14/2008US20080036440 Systems and Methods for Providing Maximum Photovoltaic Peak Power Tracking
02/05/2008US7327203 PWM signal generation circuit and PWM control circuit
01/2008
01/31/2008US20080024107 Phase detecting device, phase control device including the phase detecting device, and fuser control device including the phase control device
01/10/2008US20080007322 Power supply apparatus
01/08/2008US7317307 Circuit arrangement for load regulation in the receive path of a transponder
01/03/2008US20080001591 Voltage regulator providing power from AC power source
01/03/2008US20080001588 Voltage regulator
12/2007
12/20/2007US20070290668 Maxium power point tracking method and tracking device thereof for a solar power system
12/13/2007WO2006127844A3 Device, system, and method for providing a low-voltage fault ride-through for a wind generator farm
11/2007
11/29/2007US20070273351 Dynamic switch power converter
11/27/2007US7301320 On-chip high frequency power supply noise sensor
11/21/2007CN101075144A Automatic power-supply switch
11/15/2007US20070262765 Method for Controlling an Electrical Light Source By Pulse Width Modulation
10/2007
10/30/2007US7289341 Power supply adaptive feedforward control circuit
10/30/2007US7288924 Digital input current control for switch mode power supplies
10/25/2007US20070248877 Gradient non-linear adaptive power architecture and scheme
10/10/2007CN101049832A Method and equipment for controlling electronic braking controller
10/09/2007US7280376 Primary side voltage sense for AC/DC power supplies capable of compensation for a voltage drop in the secondary
10/09/2007US7279878 Output regulating device for regulating output of electric power source depending on input therefrom
09/2007
09/19/2007CN101039090A Wind turbine generator system
09/18/2007US7271550 Dimmer circuit arrangement
08/2007
08/30/2007US20070200348 Wind Turbine Generator System
07/2007
07/31/2007US7250743 Voltage control system
07/26/2007WO2006124094A3 Apparatus, and associated method, for converting electrical power into form for powering a load device
07/24/2007US7248031 Electric circuit and semiconductor device
07/12/2007WO2007078114A1 Apparatus and method for controlling operation of linear compressor
06/2007
06/28/2007US20070150217 Low-voltage detection device and low-voltage detection method
06/28/2007DE10226066B4 Pegelschieberschaltung und Leistungshalbleitervorrichtung A level shifter circuit and the power semiconductor device
06/07/2007US20070126407 Electrical appliance with battery protection
06/06/2007CN1320743C Wind power generator system
05/2007
05/29/2007US7224154 System and method for adjusting the current limit of a power supply
05/15/2007US7218086 Switching regulator with programmable output levels using a single input pin
04/2007
04/17/2007US7205676 Wind turbine generator system
04/10/2007US7202633 Driving circuit for field effect transistor
03/2007
03/28/2007CN1307796C Driving circuit for field effect transistor
03/21/2007CN2881756Y Automatic switching device for double-voltage
02/2007
02/22/2007US20070040541 Power control device
02/13/2007CA2442228C Electrochemical stripping using single loop control
01/2007
01/11/2007US20070007939 Low voltage electrical vehicle propulsion system using double layer capacitors
01/10/2007EP1741017A1 Method and system for transmission of information
01/10/2007CN1893216A Electronic equipment, and battery pack and load apparatus used in the same
01/09/2007US7161334 Modular high voltage power supply for chemical analysis
12/2006
12/21/2006WO2006074371A3 Switching power converter employing pulse frequency modulation control
12/12/2006US7149609 Vehicular electronic control unit
11/2006
11/28/2006US7142951 Direct current power pooling for an ethernet network
11/28/2006US7142401 Detecting overcurrents in a switching regulator using a voltage dependent reference
11/28/2006US7141958 Power supply apparatus and power supply control device
11/23/2006US20060262630 Apparatus and method for managing voltage buses
11/09/2006US20060250122 Battery voltage regulator
11/08/2006CN1284421C Gate driver multi-chip module
11/02/2006US20060244265 Wind turbine generator system
10/2006
10/24/2006US7126294 Method and device for controlling photovoltaic inverter, and feed water device
10/05/2006US20060220632 System and method for automatic power-up and power-down of an output video circuit
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