| 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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| 07/23/2009 | US20090184751 Boosted voltage generator for increasing boosting efficiency according to load and display apparatus including the same |
| 07/23/2009 | US20090184700 Electronic control system and power supply unit of the system |
| 07/23/2009 | US20090184699 Power supply apparatus and power supply method |
| 07/23/2009 | US20090184698 Switching power supply |
| 07/23/2009 | US20090184697 System, apparatus, and method for selectable voltage regulation |
| 07/23/2009 | US20090184696 Voltage source for gate oxide protection |
| 07/23/2009 | US20090184695 Method and system for rms computation on digitized samples |
| 07/23/2009 | US20090184694 Flicker improvement effect evaluating system |
| 07/23/2009 | US20090184239 Boost circuit capable of controlling inrush current and image sensor using the boost circuit |
| 07/23/2009 | DE112007002238T5 Spannungswandler mit Mehrfachausgang und Mehrfachtopologie Voltage transformers and multi-output and multi-topology |
| 07/23/2009 | DE102008003976A1 Wire current stabilizer for supplying load with constant current, has switching unit controlled by switch control signal so that load current is transmitted to load resting in output voltage |
| 07/22/2009 | EP2080079A2 Supply power control with soft start |
| 07/22/2009 | EP2080077A1 Adaptive feedback cascode |
| 07/22/2009 | EP1769300A4 Systems and methods for minimizing static leakage of an integrated circuit |
| 07/22/2009 | CN101488034A Sine wave AC voltage-stabilizing circuit |
| 07/22/2009 | CN100517933C Power circuit having inrush current inhibition method and integrated circuit with the power circuit |
| 07/22/2009 | CN100517502C Power-up circuit semiconductor memory device |
| 07/22/2009 | CN100517159C Solar power generating device |
| 07/22/2009 | CN100517158C Method of controlling solor generation system |
| 07/22/2009 | CN100517157C Output adjustable voltage stabilizing power circuit |
| 07/22/2009 | CN100517156C Voltage detecting circuit |
| 07/21/2009 | US7565468 Integrated circuit memory device and signaling method for adjusting drive strength based on topography of integrated circuit devices |
| 07/21/2009 | US7564706 Power factor corrected single-phase AC-DC power converter using natural modulation |
| 07/21/2009 | US7564702 High efficiency power converter |
| 07/21/2009 | US7564300 High voltage generator |
| 07/21/2009 | US7564299 Voltage regulator |
| 07/21/2009 | US7564298 Voltage reference circuit and current reference circuit using vertical bipolar junction transistor implemented by deep n-well CMOS process |
| 07/21/2009 | US7564297 Power supply circuit and electronic device equipped with same |
| 07/21/2009 | US7564232 Charging circuit and control method and integrated circuit utilizing the same |
| 07/21/2009 | US7564231 Switching power supply source |
| 07/21/2009 | US7564230 Voltage regulated power supply system |
| 07/21/2009 | US7564229 Method and apparatus for power conversion and regulation in a power converter having a plurality of outputs |
| 07/21/2009 | US7564228 Switching regulator |
| 07/21/2009 | US7564227 Power supply for a load control |
| 07/21/2009 | US7564226 Rapid supply voltage ramp using charged capacitor and switch |
| 07/21/2009 | US7564225 Low-power voltage reference |
| 07/21/2009 | US7564200 Discharge lamp lighting circuit with frequency control in accordance with phase difference |
| 07/21/2009 | US7564199 Discharge lamp lighting circuit |
| 07/21/2009 | US7564197 Discharge tube operation device |
| 07/21/2009 | US7564194 Method for detecting lamp current and lamp driving circuit using the method for detecting the lamp current |
| 07/16/2009 | WO2009088622A1 Migfet circuit with esd protection |
| 07/16/2009 | WO2009088592A1 Methods of forming high density metal wiring for fine line and space packaging applications and structures formed thereby |
| 07/16/2009 | WO2009088310A1 Method and device for measuring solar irradiance using a photovoltaic panel |
| 07/16/2009 | WO2009087950A1 Semiconductor device and manufacturing method thereof |
| 07/16/2009 | US20090179694 Discharge circuit |
| 07/16/2009 | US20090179693 Semiconductor device |
| 07/16/2009 | US20090179692 Semiconductor integrated circuit device operating with low power consumption |
| 07/16/2009 | US20090179652 Power supply circuit and test apparatus |
| 07/16/2009 | US20090179625 Voltage converter |
| 07/16/2009 | US20090179624 Rv converter with current mode and voltage mode switching |
| 07/16/2009 | US20090179623 Method of controlling dc/dc converter apparatus |
| 07/16/2009 | US20090179622 Low drop voltage regulator with instant load regulation and method |
| 07/16/2009 | US20090179621 Overcurrent detection circuit |
| 07/16/2009 | US20090179620 Switching power supply device and semiconductor integrated circuit |
| 07/16/2009 | US20090179584 Dc/dc converter |
| 07/16/2009 | CA2711377A1 Method and device for measuring solar irradiance using a photovoltaic panel |
| 07/15/2009 | EP1618443A4 Control loop for switching power converters |
| 07/15/2009 | EP1606679A4 High voltage offset detection circuit and method |
| 07/15/2009 | EP1325394B1 Wide ratio autotransformer-type current ranging |
| 07/15/2009 | CN201274024Y Guard grating output circuit |
| 07/15/2009 | CN201274023Y Constant voltage output apparatus |
| 07/15/2009 | CN201274022Y Voltage stabilizing negative feedback circuit |
| 07/15/2009 | CN101484863A Configurable voltage regulator |
| 07/15/2009 | CN101484862A Field device electronics fed by an external electrical energy supply |
| 07/15/2009 | CN101482760A Digital control voltage changing circuit and method |
| 07/15/2009 | CN100514808C Boost controller capable of step-up ratio control |
| 07/15/2009 | CN100514806C power converter and operating method thereof |
| 07/15/2009 | CN100514248C Power source controlling system capable of averagely outputting current |
| 07/15/2009 | CN100514247C Series amplification rheostatic voltage stabilizer |
| 07/15/2009 | CN100514246C Low-voltage drop linear voltage regulator |
| 07/15/2009 | CN100514245C Voltage regulator |
| 07/14/2009 | USRE40843 Electronic dimmable ballast for high intensity discharge lamp |
| 07/14/2009 | US7561451 Power converter apparatus and methods using a phase reference derived from a DC bus voltage |
| 07/14/2009 | US7561446 Double-clamped ZVS buck-boost power converter |
| 07/14/2009 | US7561130 Solar powered street-lamp control circuit |
| 07/14/2009 | US7560981 Controlling apparatus for controlling a plurality of LED strings and related light modules |
| 07/14/2009 | US7560980 Constant voltage generating circuit |
| 07/14/2009 | US7560979 Reference voltage devices and methods thereof |
| 07/14/2009 | US7560978 Internal voltage detection circuit |
| 07/14/2009 | US7560977 Step-up booster circuit |
| 07/14/2009 | US7560974 Generation of back-bias voltage with high temperature sensitivity |
| 07/14/2009 | US7560917 Current feed-through adaptive voltage position control for a voltage regulator |
| 07/14/2009 | US7560916 Voltage-locked loop |
| 07/14/2009 | US7560915 Power supply apparatus provided with regulation function and boosting of a regulated voltage |
| 07/14/2009 | US7560914 Current-fed multiple-output power converter |
| 07/14/2009 | US7560913 Input-tracking, automatic output-margining method and system |
| 07/14/2009 | US7560912 Hybrid filter for high slew rate output current application |
| 07/14/2009 | US7560911 Step-up/step-down switching regulator |
| 07/14/2009 | US7560910 Voltage converter and semiconductor integrated circuit |
| 07/14/2009 | US7560909 Power converter using extrapolative conductance mode control |
| 07/14/2009 | US7560898 Apparatus and method for dual source, single inductor magnetic battery charger |
| 07/14/2009 | US7560879 Method and apparatus for DC to AC power conversion for driving discharge lamps |
| 07/14/2009 | US7560878 Circuit arrangement and method for operating high-pressure discharge lamps |
| 07/14/2009 | US7560877 Operation circuit for a discharge lamp and device for operation of a discharge lamp and a light source device |
| 07/14/2009 | US7560876 Light device and control method thereof |
| 07/14/2009 | US7560873 Method for detection of non-zero-voltage switching operation of a ballast of fluorescent lamps, and ballast |
| 07/09/2009 | WO2009086567A1 Powering an electrical device through a legacy adapter capable of digital communication |
| 07/09/2009 | WO2009086019A1 Reducing cross-regulation interferences between voltage regulators |
| 07/09/2009 | WO2009085509A1 Selective electroless plating for electronic substrates |
| 07/09/2009 | WO2009085463A1 Electronic assembly manufacturing method |