| 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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| 10/05/2006 | US20060220621 Circuit arrangement and method for controlling a pulsed power supply |
| 10/05/2006 | US20060220587 Shift register and image display apparatus containing the same |
| 10/04/2006 | EP1708070A1 Solar power generating device |
| 10/04/2006 | EP1708069A1 Overcurrent detecting circuit and regulator having the same |
| 10/04/2006 | CN2824431Y Ultramicro power consumption stand-by circuit of single polar remote-switch |
| 10/04/2006 | CN2824424Y Multi-output terminal power for power supply of current transformer |
| 10/04/2006 | CN2824112Y Double control converting plate for double controlled voltage stabilizer |
| 10/04/2006 | CN1841874A Power switching circuit |
| 10/04/2006 | CN1841254A Solar power generating device |
| 10/04/2006 | CN1278480C Stabilized DC power supply device |
| 10/04/2006 | CN1278423C Semiconductor device having voltage feedback circuit therein, and electronic apparatus using the same |
| 10/03/2006 | US7117070 Power flow controller responsive to power circulation demand for optimizing power transfer |
| 10/03/2006 | US7116568 Series connected buck-boost regulator |
| 10/03/2006 | US7116259 Switching between lower and higher power modes in an ADC for lower/higher precision operations |
| 10/03/2006 | US7116157 High output impedance current source |
| 10/03/2006 | US7116156 Charge pump circuit |
| 10/03/2006 | US7116155 High voltage ripple reduction and substrate protection |
| 10/03/2006 | US7116140 Circuit arrangement for recognizing and outputting control signals, integrated circuit including the same, and use thereof |
| 10/03/2006 | US7116090 Switching control circuit for discontinuous mode PFC converters |
| 10/03/2006 | US7116089 Constant-peak-current minimum-off-time pulse frequency modulator for switching regulators |
| 10/03/2006 | US7116088 High voltage shunt regulator for flash memory |
| 10/03/2006 | US7116087 Current sharing method and apparatus for alternately controlling parallel connected boost PFC circuits |
| 10/03/2006 | US7116086 System and method for driving LEDs |
| 10/03/2006 | US7116085 DC-DC converter |
| 10/03/2006 | US7116084 Step-up converter having power factor correction |
| 10/03/2006 | US7116063 Dimmable discharge lamp lighting device |
| 10/03/2006 | US7116062 Method of soft-starting a switching power supply including pulse width modulation circuit |
| 10/03/2006 | US7116011 CPU surge reduction and protection |
| 10/03/2006 | US7116010 Control of small distributed energy resources |
| 10/03/2006 | US7116009 Power distribution apparatus for distributing power to various electrical loads |
| 10/01/2006 | CA2533372A1 Lamp containing soft-start power supply |
| 10/01/2006 | CA2533237A1 Method of soft-starting a switching power supply including pulse width modulation circuit |
| 10/01/2006 | CA2533144A1 Method of soft-starting a switching power supply having time-based pulse triggering control |
| 10/01/2006 | CA2533049A1 Method of soft-starting a switching power supply containing phase-control clipping circuit |
| 09/28/2006 | WO2006101107A1 Charging apparatus |
| 09/28/2006 | US20060215644 Digital control circuit for switching power supply with serial data input |
| 09/28/2006 | US20060214724 Semiconductor integrated circuit device, and adjustment method of semiconductor integrated circuit device |
| 09/28/2006 | US20060214651 Fast-disabled voltage regulator circuit with low-noise feedback loop and operating method thereof |
| 09/28/2006 | US20060214650 Semiconductor integrated circuit device and power supply voltage monitor system employing it |
| 09/28/2006 | US20060214649 Voltage control circuit and method for supplying an electrical component with a supply voltage |
| 09/28/2006 | US20060214648 Control apparatus and method for a boost-inverting converter |
| 09/28/2006 | US20060214647 DC-DC converter |
| 09/28/2006 | US20060214646 Time sharing inductor in DC-DC converter |
| 09/28/2006 | DE102005011653A1 Schaltungsanordnung mit einem Transistor mit verringertem Rückstrom Circuit arrangement having a transistor with a reduced back-flow |
| 09/27/2006 | EP1704636A1 Variable ac voltage regulation control method and apparatus |
| 09/27/2006 | CN2821635Y Multiple gear reference voltage source based on digital potentiometer and yarn fault judging circuit |
| 09/27/2006 | CN2821630Y Controller for multifunction food stirring and crushing machine |
| 09/27/2006 | CN1839536A Protection circuit for a power supply unit, and power supply unit with a respective protection circuit |
| 09/27/2006 | CN1839360A Dual stage voltage regulation circuit |
| 09/27/2006 | CN1839359A Method and device for limiting current in voltage regulator |
| 09/27/2006 | CN1838515A Dual-slope adaptive frequency controller for adjusting power supply conversion |
| 09/27/2006 | CN1838021A Apparatus and method for generating an output signal that tracks the temperature coefficient of a light source |
| 09/27/2006 | CN1838020A Switchable linear regulator |
| 09/27/2006 | CN1838019A Electric current loop control method and system for power supply device |
| 09/26/2006 | US7113027 Semiconductor integrated circuit device |
| 09/26/2006 | US7113026 Voltage generating circuit |
| 09/26/2006 | US7113025 Low-voltage bandgap voltage reference circuit |
| 09/26/2006 | US7113024 Circuit module with high-frequency input/output interfaces |
| 09/26/2006 | US7113023 Area efficient charge pump |
| 09/26/2006 | US7113022 Capacitance multiplier |
| 09/26/2006 | US7113021 Voltage doubler circuit |
| 09/26/2006 | US7113020 Capacitance multiplier circuit exhibiting improving bandwidth |
| 09/26/2006 | US7112948 Voltage source circuit with selectable temperature independent and temperature dependent voltage outputs |
| 09/26/2006 | US7112947 Bandgap reference current source |
| 09/26/2006 | US7112943 Enabling circuit for avoiding negative voltage transients |
| 09/26/2006 | US7112935 Current sensor using mirror MOSFET and PWM inverter incorporating the same |
| 09/26/2006 | US7112897 Capacitor and switch components cooperation to maintain input voltage to target circuit at or above cut-off voltage until power circuit is able to maintain the input voltage |
| 09/21/2006 | WO2006098702A1 A power supply |
| 09/21/2006 | WO2006081283A3 Voltage regulator with bypass mode |
| 09/21/2006 | WO2006081038A3 System and method for tracking a variable characteristic through a range of operation |
| 09/21/2006 | WO2006044987A3 Single, multiplexed operational amplifier to improve current matching between channels |
| 09/21/2006 | US20060208790 Precise and Process-Invariant Bandgap Reference Circuit and Method |
| 09/21/2006 | US20060208789 Switching power source device |
| 09/21/2006 | US20060208719 Circuit arrangement for controlling voltages |
| 09/21/2006 | US20060208718 Step-up/down dc-dc converter |
| 09/21/2006 | US20060208717 Step-down switching regulator |
| 09/21/2006 | US20060208716 Digital output voltage regulation circuit having first control loop for high speed and second control loop for high accuracy |
| 09/21/2006 | US20060208715 Switching converter |
| 09/21/2006 | US20060208714 DC-DC converter |
| 09/21/2006 | US20060208713 DC/DC converter |
| 09/21/2006 | US20060208712 DC/DC converter |
| 09/21/2006 | US20060208711 EMI noise reduction circuit and method for bridgeless PFC circuit |
| 09/21/2006 | DE102005010904A1 Voltage regulator circuit for use in mobile communication device, has control loop with DC/DC converter that is arranged between two supply nodes, where two-point modulation is implemented with converter within control loop by nodes |
| 09/20/2006 | CN2819627Y Inputting and outputting circuit board debugging installation of automatic system of hydropower station |
| 09/20/2006 | CN2819585Y Automatic reactive compensated controller |
| 09/20/2006 | CN1836194A Circuit arrangement and power supply method |
| 09/20/2006 | CN1836193A 高效离线式线性电源 Off-efficient linear power |
| 09/20/2006 | CN1835650A Illuminators of elevator cabin |
| 09/20/2006 | CN1835359A Switching regulator control circuit and switching regulator |
| 09/20/2006 | CN1834842A D.C. power source device |
| 09/20/2006 | CN1834841A Voltage stabilizing power supplying circuit for cascade electronic switch or controlling device |
| 09/20/2006 | CN1834840A Controller of once controlled power source supplier for controlling output current |
| 09/20/2006 | CN1834830A Procedure for operating an electrical consumer |
| 09/20/2006 | CN1834825A Digital double-loop output voltage regulation |
| 09/19/2006 | US7110273 Inverter controlling method |
| 09/19/2006 | US7110271 Inrush current prevention circuit for DC-DC converter |
| 09/19/2006 | US7110226 Regulator protection circuit and power supply apparatus incorporating it |
| 09/19/2006 | US7109785 Current source for generating a constant reference current |
| 09/19/2006 | US7109784 Gate bias circuit for MOS Charge Coupled Devices |
| 09/19/2006 | US7109783 Method and apparatus for voltage regulation within an integrated circuit |