| 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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| 03/22/2006 | EP1637744A1 Proportional pressure regulator having positive and negative pressure delivery capability |
| 03/22/2006 | EP1637014A2 Ballast control ic with multi-function feedback sense |
| 03/22/2006 | EP1636659A1 Regulated tap transformer |
| 03/22/2006 | CN1751376A Power supply control unit |
| 03/22/2006 | CN1750370A Voltage regulating system |
| 03/22/2006 | CN1749904A Device and method for voltage regulator with low stand-by current |
| 03/21/2006 | US7016423 Driver circuit and data communication device |
| 03/21/2006 | US7015748 DC-DC converter circuit for converting an input voltage to an output voltage with a predetermined holdover time |
| 03/21/2006 | US7015746 Bootstrapped bias mixer with soft start POR |
| 03/21/2006 | US7015745 Apparatus and method for sensing current in a power transistor |
| 03/21/2006 | US7015744 Self-regulating low current watchdog current source |
| 03/21/2006 | US7015741 Adaptive body bias for clock skew compensation |
| 03/21/2006 | US7015682 Control of a power factor corrected switching power supply |
| 03/21/2006 | US7015681 Power switching circuit with current sharing capability |
| 03/21/2006 | US7015680 Current-limiting circuitry |
| 03/21/2006 | US7015679 Circuit and method for supplying an electrical a.c. load |
| 03/21/2006 | US7015678 Efficiency improvement of DC-DC converter |
| 03/21/2006 | US7015657 Ballast for high intensity discharging lamp |
| 03/21/2006 | US7015655 Electronic ballast for a high intensity discharge lamp |
| 03/21/2006 | US7014001 High-voltage energy regulated conversion circuit |
| 03/16/2006 | WO2006028781A1 Improved apparatus and method for control of high intensity discharge lighting |
| 03/16/2006 | WO2006028581A2 Direct amplitude modulation for switch power supplies |
| 03/16/2006 | US20060055454 Dynamic transconductance boosting technique for current mirrors |
| 03/16/2006 | US20060055453 Boosted voltage generating circuit and semiconductor memory device having the same |
| 03/16/2006 | US20060055452 Boosted voltage generating circuit and semiconductor memory device having the same |
| 03/16/2006 | US20060055451 Rail-to-rail charge pump with replica circuitry |
| 03/16/2006 | US20060055450 Charge pump output device with leakage cancellation |
| 03/16/2006 | US20060055389 Differential power supply controller and method therefor |
| 03/16/2006 | US20060055388 Multi-threshold multi-gain active transient response circuit and method for digital multiphase pulse width modulated regulators |
| 03/16/2006 | US20060055387 PWM power supply controller and method therefor |
| 03/16/2006 | US20060055386 Power factor improving circuit and control circuit for power factor improving circuit |
| 03/16/2006 | US20060055385 Switching power supply control |
| 03/16/2006 | US20060055384 Adaptive control for inductor based buck-boost voltage regulators |
| 03/16/2006 | US20060055383 Adaptive biasing concept for current mode voltage regulators |
| 03/16/2006 | US20060055382 Compensation for parameter variations in a feedback circuit |
| 03/16/2006 | US20060055381 Method of forming a multi-phase power supply controller |
| 03/16/2006 | US20060055380 Method for controlling a switching converter and control device for a switching converter |
| 03/16/2006 | US20060055379 Semiconductor integrated circuit |
| 03/16/2006 | DE102004038597A1 Aktive Spannungsabfalloptimierung für LDO-Regler mit Stromsteuerung Active voltage drop optimization for LDO regulator with flow control |
| 03/16/2006 | DE102004037389A1 Fluorescent lamp igniting method, involves lowering operational frequency to pre-given frequency stage, if igniting signal does not exceed preset limiting value after expiry of delay time according to previous change of frequency |
| 03/16/2006 | DE102004030161A1 Schlatungsanordnung zum wahlweisen Generieren eines analogen Stromausgangswertes oder eines analogen Spannungsausgangswertes Suppression Tung arrangement for selectively generating an analog current output value or an analog voltage output value |
| 03/15/2006 | EP1635239A1 Adaptive biasing concept for current mode voltage regulators |
| 03/15/2006 | EP1634311A2 Energizing capacitor loads |
| 03/15/2006 | EP1634148A2 Circuit arrangement comprising a voltage regulator and a voltage monitoring unit |
| 03/15/2006 | CN2765383Y Dual-power voltage balancing circuit for sound power amplifier |
| 03/15/2006 | CN2765236Y Voltage stabilizer |
| 03/15/2006 | CN1747307A Control of amplitude of AC voltage output produced by double-ended dc-ac converter circuitry |
| 03/15/2006 | CN1746806A Switching controller of primary power supplier with side control |
| 03/14/2006 | US7013402 System and method for sequencing of signals applied to a circuit |
| 03/14/2006 | US7013396 Circuit for enabling dual mode safe power-on sequencing |
| 03/14/2006 | US7012792 Semiconductor integrated circuit |
| 03/14/2006 | US7012791 Constant-voltage power supply unit |
| 03/14/2006 | US7012466 Voltage-to-current converter |
| 03/14/2006 | US7012416 Bandgap voltage reference |
| 03/14/2006 | US7012413 Controller for a power factor corrector and method of regulating the power factor corrector |
| 03/14/2006 | US7012412 Switching power source circuit capable of turning off an “off” drive circuit before a drive control signal becomes active and an electronic device using the same |
| 03/14/2006 | US7012411 Switching regulator control circuit, switching regulator and switching regulator control method |
| 03/14/2006 | US7012410 Regulating system |
| 03/14/2006 | US7012409 Power converter circuit and associated triggering method for generators with dynamically variable power output |
| 03/14/2006 | US7012383 Digital-dimming control method and module for dimming operation of a cold cathode fluorescent lamp |
| 03/14/2006 | US7012378 Programmable current source and methods of use |
| 03/09/2006 | WO2006026169A2 Method and apparatus for customizing of a power supply based on load characteristic data |
| 03/09/2006 | US20060050448 Power supply circuit in addition to communications equipment comprising a power supply circuit |
| 03/09/2006 | US20060049868 Reference voltage driving circuit with a compensating circuit and a compensating method of the same |
| 03/09/2006 | US20060049867 Charge pump circuit |
| 03/09/2006 | US20060049865 Low-voltage CMOS switch with novel clock boosting scheme |
| 03/09/2006 | US20060049860 Voltage supply circuit of semiconductor device |
| 03/09/2006 | US20060049816 Apparatus for producing an output voltage to power an electronic device |
| 03/09/2006 | US20060049815 Current feed-through adaptive voltage position control for a voltage regulator |
| 03/09/2006 | US20060049814 Direct amplitude modulation for switch mode power supplies |
| 03/09/2006 | US20060049813 Three-Level dc-ac converter |
| 03/09/2006 | US20060049812 Integrated circuit with modulable low dropout voltage regulator |
| 03/09/2006 | US20060049811 Output voltage ripple reduction technique for burst mode operation of power converter |
| 03/09/2006 | US20060049810 Switching circuit |
| 03/09/2006 | DE102004043034A1 Integrierte Schaltung zur Regelung eines Spannungsgenerators Integrated circuit for controlling a voltage generator |
| 03/09/2006 | CA2578109A1 System and method for controlling total electrical power across multiple furnaces using electrode positioning |
| 03/09/2006 | CA2578089A1 System and method for controlling power across multiple electrodes in a furnace |
| 03/08/2006 | EP1633030A1 Generator system |
| 03/08/2006 | EP1632827A1 Control circuit for current mode buck converter |
| 03/08/2006 | CN1745353A System for voltage stabilization of power supply lines |
| 03/08/2006 | CN1744000A Power supply circuit and electronic device |
| 03/08/2006 | CN1244981C Three-phase half-wave controllable rectification and voltage stabilization type electronic regulator |
| 03/07/2006 | US7010436 Method and device for prediction of a zero-crossing alternating current |
| 03/07/2006 | US7009853 Switched-mode power supply arrangement |
| 03/07/2006 | US7009545 Semiconductor device having on-chip reference voltage generator |
| 03/07/2006 | US7009534 Isolator for controlled power supply |
| 03/07/2006 | US7009445 Charge pump with a constant current input |
| 03/07/2006 | US7009444 Temperature stable voltage reference circuit using a metal-silicon Schottky diode for low voltage circuit applications |
| 03/07/2006 | US7009403 Circuit arrangement for controlling and detecting the load current through a load |
| 03/07/2006 | US7009372 Adaptive multi-mode system and method |
| 03/07/2006 | US7009371 DC/DC converter |
| 03/07/2006 | US7009370 Pulse forming converter |
| 03/07/2006 | US7009369 Advanced monitoring algorithm for regulated power systems with single output flag |
| 03/07/2006 | US7009368 Voltage booster circuit having back-up circuit and battery voltage boosting method |
| 03/07/2006 | US7009367 Step-up/down switching regulator control circuit and step-up/down switching regulator |
| 03/07/2006 | US7009348 Multiple channel ballast and networkable topology and system including power line carrier applications |
| 03/07/2006 | US7009162 Photomultiplier power supply with primary and secondary transformer windings |
| 03/02/2006 | WO2006023912A2 Adaptive gate drive voltage circuit |
| 03/02/2006 | WO2006023846A1 Soft switching interleaved power converter |
| 03/02/2006 | WO2006023730A2 Method and apparatus for fast power-on band-gap reference |