Patents
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)
09/2006
09/19/2006US7109782 Well bias voltage generator
09/19/2006US7109696 Method and apparatus for trimming current limit and frequency to maintain a constant maximum power
09/19/2006US7109695 Adaptive digital voltage regulator with same-cycle feedback
09/19/2006US7109694 Digital multiphase control system
09/19/2006US7109693 Switching power supply device and switching power supply system
09/19/2006US7109692 High-speed PWM control apparatus for power converters with adaptive voltage position and its driving signal generating method
09/19/2006US7109691 Systems for auto-interleaving synchronization in a multiphase switching power converter
09/19/2006US7109690 Fast-disabled voltage regulator circuit with low-noise feedback loop and operating method thereof
09/19/2006US7109689 Transient-phase PWM power supply and method
09/19/2006US7109688 Apparatus and method for monotonic start up of a synchronous switching regulator
09/19/2006US7109666 Lighting device for a dielectric barrier discharge lamp
09/19/2006US7109665 Three-way dimming CFL ballast
09/19/2006US7108413 Sampling for color control feedback using an optical cable
09/14/2006WO2006096748A2 Bootstrapping circuit capable of sampling inputs beyond supply voltage
09/14/2006WO2006023772A3 Systems and method for boosting output of an alternator
09/14/2006US20060203527 Switching converter and method for driving a switch in a switching converter
09/14/2006US20060203407 Dc-dc converter
09/14/2006US20060202746 NMOS reverse battery protection
09/14/2006US20060202745 Reference voltage generating circuit and reference current generating circuit
09/14/2006US20060202744 Voltage generating circuit with two resistor ladders
09/14/2006US20060202743 Adaptive input voltage controlled voltage booster
09/14/2006US20060202742 Bootstrapping ciruit capable of sampling inputs beyond supply voltage
09/14/2006US20060202741 Fast start charge pump for voltage regulators
09/14/2006US20060202669 Control circuit and control method of current mode control type DC-DC converter
09/14/2006US20060202668 Fast voltage regulators for charge pumps
09/14/2006US20060202667 Power supply circuit
09/14/2006US20060202556 Control device for automatic machine
09/14/2006DE102005011519A1 Verfahren zur Steuerung einer Gleichspannungsquelle und Spannungsversorgungsvorrichtung A method for controlling a DC power source and power supply device
09/14/2006DE102005010013A1 Current regulator for use in IC (integrated circuit), has evaluation and control circuit connected to sensing resistor, provided in load path of transistor, to control transistor based on voltage of sensing resistor
09/13/2006EP1700178A1 Voltage regulation system
09/13/2006CN1832317A Power supply device cable of producing state information
09/13/2006CN1832312A Voltage control circuit and method for supplying an electrical component with a supply voltage
09/13/2006CN1831698A Reference voltage generator and method for generating a reference voltage
09/13/2006CN1831697A Stabilizator and power supply with shunt control
09/13/2006CN1831696A Shunting device and method
09/12/2006US7107468 Peak current sharing in a multi-phase buck converter power system
09/12/2006US7106604 System and method for reducing transfer function ripple in a logarithmic RMS-to-DC converter
09/12/2006US7106321 Reference voltage generation circuit, display drive circuit, display device and reference voltage generation method
09/12/2006US7106320 Power module and display device
09/12/2006US7106129 Semiconductor device less susceptible to variation in threshold voltage
09/12/2006US7106128 Processor apparatus with body bias circuitry to delay thermal throttling
09/12/2006US7106126 Semiconductor integrated circuit device
09/12/2006US7106096 Circuit and method of controlling integrated circuit power consumption using phase change switches
09/12/2006US7106040 Adaptive voltage scaling power supply for use in a digital processing component and method of operating the same
09/12/2006US7106039 Closed loop direct current to direct current converter that does not require voltage reference
09/12/2006US7106038 Increased output range and decreased gain variation PWM circuit and method
09/12/2006US7106037 Switching-type constant current power supply device
09/12/2006US7106036 Apparatus and method for high-frequency PWM with soft-start
09/12/2006US7106035 Inductor current sensing scheme for PWM regulator
09/12/2006US7106034 Voltage regulator circuit with a low quiescent current
09/12/2006US7106033 Quick-recovery low dropout linear regulator
09/12/2006US7106032 Linear voltage regulator with selectable light and heavy load paths
09/12/2006US7106031 Electric power supply apparatus having input switching circuit
09/12/2006US7106018 Method of balancing the rotation of a motor
09/12/2006US7105953 Power sharing system and method for battery operated controller and application modules
09/12/2006US7105952 Distributed floating series active impendances for power transmission systems
09/08/2006WO2006053104A3 System and method for providing voltage regulation in a multi-voltage power system
09/07/2006US20060197649 Resistance hybrid, and voltage detection and constant voltage generating circuits incorporating such resistance hybrid
09/07/2006US20060197586 Accurate cascode bias networks
09/07/2006US20060197585 Voltage reference generator and method of generating a reference voltage
09/07/2006US20060197584 Speed-up circuit for initiation of proportional to absolute temperature biasing circuits
09/07/2006US20060197583 Method of enhancing efficiency of charge pump circuit and charge pump selector circuit
09/07/2006US20060197561 Controller and loading system thereof
09/07/2006US20060197516 Switching regulator
09/07/2006US20060197515 Pulse width modulation power regulator and power supply system thereof
09/07/2006US20060197514 Switch mode power circuit
09/07/2006US20060197513 Low drop-out voltage regulator with common-mode feedback
09/07/2006US20060197512 Closed-loop high voltage booster
09/07/2006US20060197510 Power converter employing a tapped inductor and integrated magnetics and method of operating the same
09/07/2006US20060197509 Method and apparatus for voltage regulation
09/07/2006US20060197508 Current control apparatus for electric load
09/07/2006DE112004001969T5 Totale Vorwärtsregelung für Schaltnetzteile Total feed-forward control for SMPS
09/07/2006DE102005009138A1 Resistor circuit for use in IC (integrated circuit), has MOSFET whose drain is connected to feedback resistor which is operated by pre-loading based on reference current, and current mirror circuit for producing reference current
09/06/2006EP1699131A2 Portable hand powered generator
09/06/2006EP1697807A2 High efficiency, low cost, charge pump circuit
09/06/2006CN2814790Y Controllable DC power supply for variable magnetic fluid device
09/06/2006CN2814770Y Double-electric source automatic changeover switch controller
09/06/2006CN2814760Y Comprehensive automatic protector utilizing digital inputting
09/06/2006CN2814482Y 智能监控电源 Intelligent Monitoring Power
09/06/2006CN2814481Y Parameter type switch stabilized voltage electric supply and control circuit thereof
09/06/2006CN2814480Y Superposed AC voltage regulator
09/06/2006CN2814479Y Automatic boosting device for preventing and controlling transformer voltage drop-off
09/06/2006CN2814478Y Special voltage-stabilized source apparatus for instrument and apparatus use
09/06/2006CN1829072A Five-phase half-wave rectification manostat for automobile
09/06/2006CN1829057A Current control apparatus for electric load
09/06/2006CN1829039A Battery-operated equipment
09/06/2006CN1828469A Voltage supply circuit, power supply circuit, microphone unit using the same, and microphone unit sensitivity adjustment method
09/06/2006CN1828468A Transformer-free tandem active alternating voltage quality adjuster and its control method
09/06/2006CN1828467A Adjustable stabilized voltage supply device
09/06/2006CN1828466A Voltage supply interface and method for adjusting electric current
09/06/2006CN1828311A Self-powered power bus sensor employing wireless communication
09/05/2006US7102900 Electronic circuit control element with tap element
09/05/2006US7102860 Power limiting time delay circuit
09/05/2006US7102538 LED signal light
09/05/2006US7102425 High voltage generation circuit
09/05/2006US7102424 Reference ladder having improved feedback stability
09/05/2006US7102423 Voltage boosting circuit and method of generating boosting voltage, capable of alleviating effects of high voltage stress
09/05/2006US7102421 Dynamically adjustable on-chip supply voltage generation
09/05/2006US7102394 Programming and control of an integrated circuit using an externally connected resistor network
09/05/2006US7102342 Current reference circuit with voltage-to-current converter having auto-tuning function