| 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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| 05/22/2008 | WO2008059205A1 Adaptive feedback cascode |
| 05/22/2008 | WO2008058878A1 Voltage control for electric power systems |
| 05/22/2008 | US20080116964 Apparatus and method for controlling the propagation delay of a circuit by controlling the voltage applied to the circuit |
| 05/22/2008 | US20080116962 Circuit to compensate threshold voltage variation due to process variation |
| 05/22/2008 | US20080116961 Charge pump circuit |
| 05/22/2008 | US20080116959 Method and Apparatus for Distributing Charge Pump Current and Voltage for PLL Circuits |
| 05/22/2008 | US20080116958 Voltage pumping device |
| 05/22/2008 | US20080116874 Bandgap Reference Circuits With Isolated Trim Elements |
| 05/22/2008 | US20080116872 DC-DC converter |
| 05/22/2008 | US20080116871 Hybrid control methods for digital pulse width modulator (dpwm) |
| 05/22/2008 | US20080116870 Valley detecting circuit and method for a voltage drop across a switching device |
| 05/22/2008 | US20080116869 Voltage rising/falling type switching regulator and operation control method thereof |
| 05/22/2008 | US20080116868 Step-up/step-down switching regulator |
| 05/22/2008 | US20080116867 Switching Converter |
| 05/22/2008 | US20080116866 Voltage reference circuit with fast enable and disable capabilities |
| 05/22/2008 | US20080116865 Power supply controller and method therefor |
| 05/22/2008 | US20080116864 Dc-dc converter |
| 05/22/2008 | US20080116863 Device and Method for Voltage Regulator with Low Standby Current |
| 05/22/2008 | US20080116862 Low dropout regulator with wide input voltage range |
| 05/22/2008 | US20080116861 Apparatus and method for controlling the propagation delay of a circuit by controlling the voltage applied to the circuit |
| 05/22/2008 | US20080116860 Burn-in system power stage |
| 05/22/2008 | US20080116859 Dropper type regulator |
| 05/22/2008 | US20080116837 Counter Electro-Motoric Force Base Functional Status Detection of an Electro-Motor |
| 05/22/2008 | US20080116825 Apparatus and Method for Detecting Failure in an Emergency Lighting Lamphead |
| 05/21/2008 | EP1923765A1 Voltage control for electric power systems |
| 05/21/2008 | EP1922598A1 Low drop out voltage regulator |
| 05/21/2008 | CN201063915Y LED driving terminal |
| 05/21/2008 | CN201063546Y Energy-saving device of electronic motor equipment |
| 05/21/2008 | CN201063538Y AC/DC universal type power supply changeover module |
| 05/21/2008 | CN201063531Y Power supply converting circuit and pulse width modulation controller |
| 05/21/2008 | CN201063507Y Three phase permanent-magnet generator |
| 05/21/2008 | CN201063449Y Lithium ion battery mine lamp charging adapter |
| 05/21/2008 | CN201063114Y AVR numerical control contactless general electricity economizer |
| 05/21/2008 | CN201063113Y Controller for regulating automatically voltage |
| 05/21/2008 | CN101185139A Voltage regulator with bypass mode |
| 05/21/2008 | CN101185044A Digital implementation of power factor correction |
| 05/21/2008 | CN101183271A Constant voltage output circuit |
| 05/21/2008 | CN101183270A Low pressure difference voltage stabilizer |
| 05/21/2008 | CN101183269A Low ripple control method using electrical current single closed-loop control constant current power supply |
| 05/21/2008 | CN101183268A Dynamic recovery device control system based on voltage self anti-interference control |
| 05/21/2008 | CN101182629A Solar thermal-collecting tube reaction grid voltages feed back intelligent control method and apparatus |
| 05/21/2008 | CN100389371C Device and method for voltage regulator with low stand-by current |
| 05/20/2008 | USRE40320 Permanent magnet alternator and voltage regulator circuit for the permanent magnet alternator |
| 05/20/2008 | US7375994 Highly efficient isolated AC/DC power conversion technique |
| 05/20/2008 | US7375581 Voltage generating circuit |
| 05/20/2008 | US7375580 Semiconductor integrated circuit |
| 05/20/2008 | US7375554 Voltage level translator circuitry |
| 05/20/2008 | US7375503 System for current sensing in switched DC-to-DC converters |
| 05/20/2008 | US7375502 Secure supply of an integrated circuit |
| 05/20/2008 | US7375443 CPU surge reduction and protection |
| 05/20/2008 | US7375441 Systems and methods for dynamically affecting power dissipation in a disk drive including a fixed output voltage regulator |
| 05/20/2008 | US7373714 Method and article of manufacture for designing a transformer |
| 05/15/2008 | WO2008056895A1 Circuit for output voltage error correction in smps which regulation is done by primary side control |
| 05/15/2008 | US20080112697 Control apparatus using speed estimation for dc motor in image forming apparatus and method thereof |
| 05/15/2008 | US20080112199 Power supply circuit for outputting steady voltage |
| 05/15/2008 | US20080111617 Reduction of temperature dependence of a reference voltage |
| 05/15/2008 | US20080111616 Compensation for leakage current variation by the utilization of an automatic self-adaptive keeper |
| 05/15/2008 | US20080111615 Voltage generator in a flash memory device |
| 05/15/2008 | US20080111614 Semiconductor Device |
| 05/15/2008 | US20080111613 Voltage Pumping Device |
| 05/15/2008 | US20080111612 Pumping voltage generating apparatus of semiconductor integrated circuit |
| 05/15/2008 | US20080111594 Switching booster power circuit |
| 05/15/2008 | US20080111531 Control circuit for synchronous rectifier-type dc-dc converter, synchronous rectifier-type dc-dc converter and control method thereof |
| 05/15/2008 | US20080111530 Control circuit of current mode dc-dc converter and control method of current mode dc-dc converter |
| 05/15/2008 | US20080111529 Methods, apparatus and media for control scheme for parallel high-side switching mosfets |
| 05/15/2008 | US20080111528 Driving device and switching circuit thereof |
| 05/15/2008 | US20080111527 Energy regulator |
| 05/15/2008 | US20080111526 Input current or voltage limited power supply |
| 05/15/2008 | US20080111525 Reference voltage supply circuit, analog circuit, and electronic instrument |
| 05/15/2008 | US20080111504 Backlight control circuit |
| 05/15/2008 | DE102006054547A1 Schaltungsanordnung und Verfahren zur Spannungsregelung Circuit arrangement and method for voltage regulation |
| 05/14/2008 | EP1921531A1 Solid state power controller with lightning protection |
| 05/14/2008 | CN201061183Y Controller dedicated for solar LED light source |
| 05/14/2008 | CN201061161Y Power adapter |
| 05/14/2008 | CN201061149Y Intelligent reactive power phase-splitting compensation controller |
| 05/14/2008 | CN201060426Y Power balance controller for multiple variable-frequency speed regulator for mine |
| 05/14/2008 | CN101180595A Regulator circuit and car provided with the same |
| 05/14/2008 | CN101180594A Process-invariant bandgap reference circuit and method |
| 05/14/2008 | CN101180593A Semiconductor device and power supply device |
| 05/14/2008 | CN101179882A Light source driving circuit and driving method |
| 05/14/2008 | CN101178609A Method and device for adjusting the electrical power supply of a magnetron, and installation for treatment of thermoplastic containers applying same |
| 05/14/2008 | CN101178608A Low-dropout voltage regulator having temperature proctive circuit |
| 05/14/2008 | CN101178607A Dual input prioritized LOD regulator |
| 05/14/2008 | CN101178606A Voltage supply circuit |
| 05/14/2008 | CN101178605A Multipath direct current voltage-stabilizing output circuit |
| 05/14/2008 | CN101178371A Electronic gun power supply for reflected high energy electron diffraction instrument |
| 05/14/2008 | CN100388160C Adaptive current limiter for wireless modem |
| 05/14/2008 | CN100388149C Voltage stabilizer with low stood by consumption current |
| 05/14/2008 | CN100388148C Circuit for regulating lower limit of limiting switch power source voltage |
| 05/13/2008 | US7373629 Distributed relocatable voltage regulator |
| 05/13/2008 | US7373527 System and method for interleaving point-of-load regulators |
| 05/13/2008 | US7373114 Signal transmission circuit, signal output circuit and termination method of signal transmission circuit |
| 05/13/2008 | US7372748 Voltage regulator in a non-volatile memory device |
| 05/13/2008 | US7372683 Over voltage detection circuit, and power source circuit, power supply system and electronic apparatus using the over voltage detection circuit |
| 05/13/2008 | US7372509 Focus voltage amplifier |
| 05/13/2008 | US7372322 Current drive circuit reducing VDS dependency |
| 05/13/2008 | US7372321 Robust start-up circuit and method for on-chip self-biased voltage and/or current reference |
| 05/13/2008 | US7372320 Voltage regulation with active supplemental current for output stabilization |
| 05/13/2008 | US7372319 Constant boosted voltage generator circuit for feedback switches in a switched capacitor circuit |
| 05/13/2008 | US7372317 PTATn bias cell for improved temperature performance |