| 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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| 03/08/2011 | US7902803 Digital current mode controller |
| 03/08/2011 | US7902802 Systems and methods for on-chip power management |
| 03/08/2011 | US7902801 Low dropout regulator with stability compensation circuit |
| 03/08/2011 | US7902800 Adaptive power supply and related circuitry |
| 03/08/2011 | US7902799 Switching power supply device and semiconductor integrated circuit |
| 03/08/2011 | US7902797 Capacitor charging apparatus |
| 03/08/2011 | US7902788 Mitigation of harmonic currents and conservation of power in non-linear load systems |
| 03/08/2011 | US7902772 Circuit and method for sensing open-circuit lamp of a backlight unit and display device with circuit for sensing open-circuit lamp of backlight unit |
| 03/08/2011 | US7902769 Current regulator for modulating brightness levels of solid state lighting |
| 03/08/2011 | US7902761 Dimmable LED lamp |
| 03/03/2011 | WO2011024668A1 Engine system |
| 03/03/2011 | WO2011024167A1 System and method for controlling voltage, useful for controlling the voltage at the user site |
| 03/03/2011 | WO2011024048A1 Load control device |
| 03/03/2011 | WO2010151754A3 Reference voltage generator having a two transistor design |
| 03/03/2011 | WO2010151413A3 Methods and apparatus for efficient, low-noise, precision current control |
| 03/03/2011 | WO2009034420A3 Power system and control method thereof |
| 03/03/2011 | US20110051533 Internal voltage generator circuit and semiconductor memory device using the same |
| 03/03/2011 | US20110050329 Semiconductor integrated circuit |
| 03/03/2011 | US20110050327 Semiconductor device |
| 03/03/2011 | US20110050326 Charge pump with charge feedback and method of operation |
| 03/03/2011 | US20110050325 Circuit Arrangement for Voltage Supply and Method |
| 03/03/2011 | US20110050302 Charge pump circuit and pll circuit using the same |
| 03/03/2011 | US20110050196 Reference current generating circuit |
| 03/03/2011 | US20110050193 Power supply circuit for cpu |
| 03/03/2011 | US20110050192 Methods for light load efficiency improvement of a buck boost voltage regulator |
| 03/03/2011 | US20110050191 Inductor and dc-dc converter |
| 03/03/2011 | US20110050190 Systems and Methods for Enhanced Efficiency Auxiliary Power Supply Module |
| 03/03/2011 | US20110050189 Booster and voltage detection method thereof |
| 03/03/2011 | US20110050188 Power supply controller with an input voltage compensation circuit |
| 03/03/2011 | US20110050187 Driving Control Device and Method for Power Converting System |
| 03/03/2011 | US20110050186 Voltage reducing circuit |
| 03/03/2011 | US20110050185 Dc-dc converters |
| 03/02/2011 | EP2290784A2 Analogic MPPT circuit for photovoltaic power generation plant |
| 03/02/2011 | EP2289143A1 Impedance correction |
| 03/02/2011 | EP2289142A1 Harmonic compensation circuit and method for an led light unit |
| 03/02/2011 | CN101341453B Constant voltage circuit and method of controlling output voltage of constant voltage circuit |
| 03/01/2011 | US7900074 Method and apparatus for quickly reanimating devices from hibernation |
| 03/01/2011 | US7900069 Dynamic power reduction |
| 03/01/2011 | US7898879 Semiconductor device and control method of the same |
| 03/01/2011 | US7898319 Efficiency improvement in charge pump system for low power application |
| 03/01/2011 | US7898318 Data output clock signal generating apparatus and semiconductor integrated circuit with the same |
| 03/01/2011 | US7898317 Circuit for generating negative voltage and a semiconductor memory apparatus using the same |
| 03/01/2011 | US7898237 System and method for power controller |
| 03/01/2011 | US7898236 Varying operation of a voltage regulator, and components thereof, based upon load conditions |
| 03/01/2011 | US7898235 Method and apparatus to control voltage conversion mode |
| 03/01/2011 | US7898234 Device and method for rapid voltage ramp-up to regulator target voltage |
| 03/01/2011 | US7898233 Multiphase voltage regulators and methods for voltage regulation |
| 03/01/2011 | US7898232 Voltage clamp circuit, a switching power supply device, a semiconductor integrated circuit device, and a voltage level conversion circuit |
| 03/01/2011 | US7898231 Integrated circuit and electronic apparatus |
| 03/01/2011 | US7898230 Low drop out voltage regulator circuit assembly |
| 03/01/2011 | US7898229 Supply architecture for inductive loads |
| 03/01/2011 | US7898228 Reverse recovery current assisted body-controlled switch |
| 03/01/2011 | US7898227 Non-synchronous boost converter including low-voltage device for load disconnection |
| 03/01/2011 | US7898225 Computer power measurement device |
| 03/01/2011 | US7898190 Method for setting an electronic ballast |
| 03/01/2011 | US7898188 Arrangement provided with a voltage converter for supplying voltage to an electrical charge and associated method |
| 03/01/2011 | US7898109 Switching power supply controller with built-in supply switching |
| 02/24/2011 | WO2011022265A1 Ac connected modules with line frequency or voltage variation pattern for energy control |
| 02/24/2011 | WO2010144473A3 Power harvesting circuit and method for serially coupled dc power sources |
| 02/24/2011 | WO2010081746A3 Power control of serially connected cells |
| 02/24/2011 | US20110043181 Single-inductor-multiple-output regulator with auto-hopping control and the method of use |
| 02/24/2011 | US20110043180 Power supply controller |
| 02/24/2011 | US20110043179 DC-DC Converter |
| 02/24/2011 | US20110043178 Electronic Device with Power Switch Capable of Regulating Power Dissipation |
| 02/24/2011 | US20110043177 Control device for an interleaving power factor corrector |
| 02/24/2011 | US20110043176 Step-down switching regulator |
| 02/24/2011 | US20110043175 Current-mode control switching regulator and operations control method thereof |
| 02/24/2011 | US20110043174 Voltage converter with first push |
| 02/24/2011 | US20110043173 Multiphase dc to dc voltage converter |
| 02/24/2011 | US20110043172 Buck-Boost Converter With Smooth Transitions Between Modes |
| 02/24/2011 | US20110043140 Charge pump circuit with current detecting and method thereof |
| 02/24/2011 | DE202010016630U1 Stromquelle Power source |
| 02/24/2011 | DE102009037859A1 Eingangsschaltung für ein elektrisches Gerät, Verwendung einer Eingangsschaltung und elektrisches Gerät Input circuit for an electrical appliance, using an input circuit and electrical device |
| 02/23/2011 | EP2179451B1 Controllable switch-over device for a solar module |
| 02/23/2011 | CN101981797A Low-voltage supply in operating devices for illumination means |
| 02/23/2011 | CN101981526A 无功功率补偿电路 Reactive power compensation circuit |
| 02/23/2011 | CN101981525A Power source device and output voltage changing method of the power source device |
| 02/23/2011 | CN101981524A Advanced renewable energy harvesting |
| 02/23/2011 | CN101980097A Low-voltage reference source with low flicker noise and high power-supply suppression |
| 02/23/2011 | CN101980096A Power supply compensation method and power supply compensation circuit |
| 02/22/2011 | US7894223 Switching power supply circuit |
| 02/22/2011 | US7893756 Precision current source |
| 02/22/2011 | US7893755 Internal voltage generation circuit |
| 02/22/2011 | US7893754 Temperature independent reference circuit |
| 02/22/2011 | US7893753 Booster circuit, semiconductor device, and electronic apparatus |
| 02/22/2011 | US7893752 Charge pump circuit with control circuitry |
| 02/22/2011 | US7893679 Pulse width modulation controller, circuit and method thereof with short circuit protection |
| 02/22/2011 | US7893678 Current-mode controlled DC-DC converter |
| 02/22/2011 | US7893677 Method and apparatus for synchronous boost voltage regulators with active negative current modulation |
| 02/22/2011 | US7893675 Current mode controlled DC-to-DC converter |
| 02/22/2011 | US7893674 Switch mode power supply (SMPS) and methods thereof |
| 02/22/2011 | US7893673 Step-up switching power supply device, and electronic device provided therewith |
| 02/22/2011 | US7893672 Technique to improve dropout in low-dropout regulators by drive adjustment |
| 02/22/2011 | US7893671 Regulator with improved load regulation |
| 02/22/2011 | US7893670 Frequency compensation scheme for stabilizing the LDO using external NPN in HV domain |
| 02/22/2011 | US7893669 Efficient voltage converter methods and structures |
| 02/22/2011 | US7893668 Voltage regulator with high voltage protection |
| 02/22/2011 | US7893667 PWM power supply apparatus having a controlled duty ratio without causing overall system oscillation |
| 02/22/2011 | US7893666 Device and method for charging an electrical energy storage device |
| 02/22/2011 | US7893665 Peak charging current modulation for burst mode conversion |