| 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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| 04/26/2006 | CN2775910Y High voltage reactive automatic compensator |
| 04/26/2006 | CN2775908Y Intelligent dynamic reactive power compensating device |
| 04/26/2006 | CN1763681A Regulator for transient voltage attenuation of power supply device |
| 04/26/2006 | CN1763680A Automatic voltage monitor |
| 04/25/2006 | US7035728 Drive device for inductive electroactuators |
| 04/25/2006 | US7035100 Universal portable computer stand and high speed connectivity center |
| 04/25/2006 | US7034607 Switching constant-current power device |
| 04/25/2006 | US7034605 Internal step-down power supply circuit |
| 04/25/2006 | US7034603 Floating-gate reference circuit |
| 04/25/2006 | US7034602 Method of forming a floating charge pump and structure therefor |
| 04/25/2006 | US7034586 Startup circuit for converter with pre-biased load |
| 04/25/2006 | US7034514 Semiconductor integrated circuit using band-gap reference circuit |
| 04/25/2006 | US7034513 Power supply having efficient low power standby mode |
| 04/25/2006 | US7034512 Hysteretic controlled switch regulator with fixed off time |
| 04/25/2006 | US7034511 Multi-phase buck converter |
| 04/25/2006 | US7034510 Method for coupling inverter to alternating voltage |
| 04/25/2006 | US7034473 Phase-control power controller for converting a line voltage to an RMS load voltage |
| 04/25/2006 | US7034472 Power supply apparatus for traveling-wave tube which eliminates high voltage relay |
| 04/25/2006 | US7034471 Cold-cathode tube operating apparatus |
| 04/20/2006 | WO2006040996A1 Ultrasonic flowmeter |
| 04/20/2006 | WO2006002042A3 Current control for inductive weld loads |
| 04/20/2006 | US20060082412 Single, multiplexed operational amplifier to improve current matching between channels |
| 04/20/2006 | US20060082411 Voltage regulator for semiconductor memory device |
| 04/20/2006 | US20060082410 Band-gap reference circuit |
| 04/20/2006 | US20060082409 Step-down voltage output circuit |
| 04/20/2006 | US20060082353 Negative current control for voltage regulator |
| 04/20/2006 | US20060082352 Switching power supply circuit and electronic apparatus provided therewith |
| 04/20/2006 | US20060082351 Low power operation of back-up power supply |
| 04/20/2006 | US20060082350 3-Phase electronic tap changer commutation and device |
| 04/20/2006 | US20060082349 Detection of the zero crossing of an A.C. voltage |
| 04/20/2006 | US20060082348 Reactive power compensation to minimize step voltage changes and transients |
| 04/20/2006 | US20060082328 Lamp with integral voltage converter having phase-controlled dimming circuit with fuse-resistor network for reducing RMS load voltage |
| 04/20/2006 | US20060082320 Lamp with integral voltage converter having phase-controlled dimming circuit containing a voltage controlled resistor |
| 04/20/2006 | DE10392501T5 Verbesserungen eines synchronen Buck Converters Improvement of a synchronous buck converter |
| 04/20/2006 | DE10013795B9 Hochfrequenz-Chirurgiegerät und Verfahren zu dessen Steuerung High-frequency surgical instrument and method of control |
| 04/19/2006 | EP1497814A4 Focus voltage control arrangement |
| 04/19/2006 | EP1325394A4 Wide ratio autotransformer-type current ranging |
| 04/19/2006 | CN2773767Y DC constant-voltage power supply |
| 04/19/2006 | CN1760782A DC linear stabilizeld voltage power supply for main board |
| 04/19/2006 | CN1760781A Device for fine-tuning voltage |
| 04/18/2006 | USRE39065 Switching voltage regulator circuit |
| 04/18/2006 | US7031176 Inverter |
| 04/18/2006 | US7031173 Method for driving a switch in a power factor correction circuit and drive circuit |
| 04/18/2006 | US7031130 Protection device for protecting a voltage source and a load supplied thereby |
| 04/18/2006 | US7030687 Biasing scheme for low supply headroom applications |
| 04/18/2006 | US7030686 Constant voltage circuit with phase compensation |
| 04/18/2006 | US7030685 Frequency boosting circuit for high swing cascode biasing circuits |
| 04/18/2006 | US7030684 High voltage switch circuit of semiconductor device |
| 04/18/2006 | US7030683 Four phase charge pump operable without phase overlap with improved efficiency |
| 04/18/2006 | US7030682 Voltage detection circuit and internal voltage generating circuit comprising it |
| 04/18/2006 | US7030681 Semiconductor device with multiple power sources |
| 04/18/2006 | US7030680 On chip power supply |
| 04/18/2006 | US7030677 Frequency compensation scheme for low drop out voltage regulators using adaptive bias |
| 04/18/2006 | US7030661 Power supply system and method that provides a low-cost approach to voltage scaling |
| 04/18/2006 | US7030645 Method for setting a termination voltage and an input circuit |
| 04/18/2006 | US7030596 Methods and circuits for programmable automatic burst mode control using average output current |
| 04/18/2006 | US7030595 Voltage regulator having an inverse adaptive controller |
| 04/18/2006 | US7030594 Pulse width modulator and loading system thereof |
| 04/18/2006 | US7030574 Luminary control system |
| 04/18/2006 | US7030573 High intensity discharge strobe lamp assembly and method for producing attenuated-EMI strobe illumination |
| 04/18/2006 | US7028511 Direct current power supply for a washing appliance |
| 04/15/2006 | CA2497430A1 Secure electrical service entrance power access |
| 04/13/2006 | US20060077002 Apparatus and methods for saving power and reducing noise in integrated circuits |
| 04/13/2006 | US20060077001 Temperature-Compensated Bias Circuit for Power Amplifier |
| 04/13/2006 | US20060076942 Step-down controller circuit |
| 04/13/2006 | US20060076941 Switching regulator |
| 04/13/2006 | US20060076940 Information processing electronic device |
| 04/13/2006 | US20060076939 Electrical converter for converting electrical power |
| 04/13/2006 | US20060076938 Linearly regulated power supply |
| 04/13/2006 | US20060076937 Dual supply circuit |
| 04/13/2006 | US20060076936 Circuits and methods for flexible current partitioning in monolithic switching regulators |
| 04/12/2006 | EP1644783A1 Semiconductor device with high-breakdown-voltage regulator |
| 04/12/2006 | EP1618442A4 Method and system for current sharing among a plurality of power modules |
| 04/12/2006 | CN2772117Y Energy-saving type high-precision stabilized rectifier |
| 04/12/2006 | CN2772090Y Circuit structure for suppressing surge current |
| 04/12/2006 | CN2771916Y Voltage cycle zero passage power compensating circuit |
| 04/12/2006 | CN2771915Y Power load dispensing device |
| 04/12/2006 | CN1758323A Powser supply device |
| 04/12/2006 | CN1758175A Led driving apparatus and method of controlling luminous power |
| 04/12/2006 | CN1758174A Automatic regulating circuit of secondary voltage |
| 04/12/2006 | CN1251016C Electric source device of camera |
| 04/11/2006 | US7028195 Modular server system |
| 04/11/2006 | US7028194 Method and apparatus for activating a bleed circuit through logic in response to a back-driven voltage on a supply voltage plane |
| 04/11/2006 | US7027944 Programmable calibration circuit for power supply current sensing and droop loss compensation |
| 04/11/2006 | US7026905 Magnetically controlled inductive device |
| 04/11/2006 | US7026882 Time base circuit, oscillator based thereon, and communicating apparatus using said oscillator |
| 04/11/2006 | US7026863 Reference-voltage generating circuit |
| 04/11/2006 | US7026862 Voltage generating/transferring circuit |
| 04/11/2006 | US7026860 Compensated self-biasing current generator |
| 04/11/2006 | US7026847 Programmable current booster for faster edge-rate output in high speed applications |
| 04/11/2006 | US7026824 Voltage reference generator with negative feedback |
| 04/11/2006 | US7026802 Replica biased voltage regulator |
| 04/11/2006 | US7026801 Guaranteed bootstrap hold-up circuit for buck high side switch |
| 04/11/2006 | US7026800 Feed-forward method for improving a transient response for a DC—DC power conversion and DC—DC voltage converter utilizing the same |
| 04/11/2006 | US7026799 Circuit assembly for operating a luminous signal |
| 04/11/2006 | US7026798 Multi-channel driver interface circuit for increasing phase count in a multi-phase DC-DC converter |
| 04/11/2006 | US7026797 Extremely high-speed switchmode DC-DC converters |
| 04/11/2006 | US7026796 Booster circuit and method for controlling the same |
| 04/11/2006 | US7026795 Method for pulse modulation control of switching regulators |
| 04/11/2006 | US7026769 Luminary control system adapted for reproducing the color of a known light source |