| 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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| 08/30/2011 | US8008966 Start-up circuit for generating bandgap reference voltage |
| 08/30/2011 | US8008965 Device for supplying power to an intergrated circuit |
| 08/30/2011 | US8008964 Variable input voltage charge pump |
| 08/30/2011 | US8008904 Voltage and temperature invariant current setting circuit |
| 08/30/2011 | US8008903 Method and apparatus for regulating a diode conduction duty cycle |
| 08/30/2011 | US8008902 Hysteretic buck converter having dynamic thresholds |
| 08/30/2011 | US8008901 Regulated power supply with multiple regulators sharing the total current supplied to a load |
| 08/30/2011 | US8008900 DC-DC converter |
| 08/30/2011 | US8008899 Method of controlling a DC-DC convertor in discontinuous mode |
| 08/30/2011 | US8008898 Switching regulator with boosted auxiliary winding supply |
| 08/30/2011 | US8008897 Boost converter with integrated high power discrete FET and low voltage controller |
| 08/30/2011 | US8008889 Charging circuit for secondary battery, power supply switching method in charging circuit for secondary battery, and power supply unit |
| 08/30/2011 | US8008871 Method for controlling a driving circuit of a light-emitting device and related electronic device and light source system |
| 08/30/2011 | US8008869 Discharge lamp lighting device, control method for the same, and projector |
| 08/30/2011 | US8008868 Discharge lamp starter, method for controlling the same, and projector |
| 08/26/2011 | CA2732549A1 Enhanced lossless current sense circuit |
| 08/25/2011 | WO2011103352A1 Digital control method for improving heavy-to-light (step down) load transient response of switch mode power supplies |
| 08/25/2011 | WO2011103058A1 Dual output direct current (dc)-dc regulator |
| 08/25/2011 | WO2011102189A1 Current limiting circuit |
| 08/25/2011 | WO2011102051A1 Solar photovoltaic power generator system |
| 08/25/2011 | WO2011101512A1 Method and means for multiplying the active power of electric generators using inductive loads |
| 08/25/2011 | WO2011100791A1 Power supply improvements |
| 08/25/2011 | US20110205768 Chain-link converter, method for starting chain-link converter and static compensator system |
| 08/25/2011 | US20110205204 Dc-dc converter and organic light emitting display using the same |
| 08/25/2011 | US20110204964 Leakage current control circuit |
| 08/25/2011 | US20110204963 Semiconductor device |
| 08/25/2011 | US20110204962 High efficiency dc-dc converter |
| 08/25/2011 | US20110204961 Power-efficient multi-mode charge pump |
| 08/25/2011 | US20110204868 Digitally Controlling a DC-DC Converter |
| 08/25/2011 | US20110204867 Switching Power Supply Circuit |
| 08/25/2011 | US20110204866 Switch control device, power supply device including the same, and switch control method |
| 08/25/2011 | US20110204865 System and method for adaptive switching frequency control |
| 08/25/2011 | US20110204864 Coefficient scaling depending on number of active phases |
| 08/25/2011 | US20110204863 Power Regulator System and Method |
| 08/25/2011 | US20110204862 Digital control method for improving heavy-to-light (step down) load transient response of switch mode power supplies |
| 08/25/2011 | US20110204861 DC-DC converter efficiency improvement and area reduction using a novel switching technique |
| 08/25/2011 | US20110204860 Dc-dc converter with automatic inductor detection for efficiency optimization |
| 08/25/2011 | US20110204859 Switching power supply apparatus |
| 08/25/2011 | US20110204858 Semiconductor circuit and switching power supply apparatus |
| 08/25/2011 | US20110204718 Power supply arrangement, in particular for supplying power to a reactor for producing polysilicon |
| 08/25/2011 | US20110204717 System and method for providing collaborating power controllers |
| 08/25/2011 | DE102010002277A1 Schaltungsanordnung zum Betreiben eines Hausgerätes und entsprechendes Verfahren Circuit arrangement for operating a household appliance and corresponding method |
| 08/25/2011 | CA2789892A1 Power supply improvements |
| 08/24/2011 | EP2360546A1 Method for determining a point of maximum performance of photovoltaic generators |
| 08/24/2011 | EP2359211A1 Detection and prevention of hot spots in a solar panel |
| 08/24/2011 | CN201945906U 一种适用于两节锂电池保护芯片cmos基准源 One for two lithium battery protection chip cmos reference source |
| 08/24/2011 | CN201945905U 车载稳压电源 Car Power Supply |
| 08/24/2011 | CN201945904U 带限流的恒流电路 With constant current limiting circuit |
| 08/24/2011 | CN201945903U 相位控制型交流稳压装置 Phase AC voltage control device |
| 08/24/2011 | CN201945902U 一种恒流源驱动电路以及半导体制冷器控制系统 One kind of constant current source driver circuit and semiconductor refrigeration control system |
| 08/24/2011 | CN102165388A Current control system and method for controlling a current |
| 08/24/2011 | CN102163067A Solar maximum power tracking method and solar charging device |
| 08/24/2011 | CN102163066A Current regulator drive circuit shunting current through voltage-dividing load |
| 08/24/2011 | CN101807101B Voltage compensating device |
| 08/24/2011 | CN101211192B Simulated optical energy circuit |
| 08/23/2011 | US8004352 Low leakage power management |
| 08/23/2011 | US8004351 Semiconductor integrated circuit device and power supply voltage control system |
| 08/23/2011 | US8004349 Power supply unit |
| 08/23/2011 | US8004348 Semiconductor circuit device controlling power source voltage |
| 08/23/2011 | US8004263 Switching regulator |
| 08/23/2011 | US8004262 Method and apparatus to control a power factor correction circuit |
| 08/23/2011 | US8004261 Power supply unit and image forming apparatus including the same |
| 08/23/2011 | US8004260 Method and apparatus for multi-stage power supplies |
| 08/23/2011 | US8004259 Digital control of power converters |
| 08/23/2011 | US8004258 Regulation of a current through an inductive load |
| 08/23/2011 | US8004257 Voltage regulator |
| 08/23/2011 | US8004256 Current limiting circuit |
| 08/23/2011 | US8004255 Power supply for IGBT/FET drivers |
| 08/23/2011 | US8004254 Power supply circuit |
| 08/23/2011 | US8004253 Duty cycle dependent non-linear slope compensation for improved dynamic response |
| 08/23/2011 | US8004233 Solar powered DC load system |
| 08/23/2011 | US8004215 Lamp abnormality detecting device and inverter, backlight device, and display device which are equipped with the same |
| 08/23/2011 | US8004214 Fluorescent tube power supply and backlight |
| 08/23/2011 | US8004207 LED driver with precharge and track/hold |
| 08/23/2011 | US8004201 LED circuit |
| 08/18/2011 | WO2011099965A1 Multi-mode power supply regulator for power amplifier control |
| 08/18/2011 | WO2011076707A3 Voltage compensation |
| 08/18/2011 | US20110199750 Integrated switch-mode power supply and linear regulator |
| 08/18/2011 | US20110199154 Automatic level control |
| 08/18/2011 | US20110199152 Integrated circuits including a charge pump circuit and operating methods thereof |
| 08/18/2011 | US20110199136 Charge pump and phase-detecting apparatus, phase-locked loop and delay-locked loop using the same |
| 08/18/2011 | US20110199065 Dc-to-dc converter |
| 08/18/2011 | US20110199064 Dc-to-dc converter |
| 08/18/2011 | US20110199063 Integrated circuits including an lc tank circuit and operating methods thereof |
| 08/18/2011 | US20110199062 DC/DC Converter Arrangement and Method for DC/DC Conversion |
| 08/18/2011 | US20110199061 Ac voltage control device |
| 08/18/2011 | US20110199060 Voltage and current regulation method for a two-stage dc-dc converter circuit |
| 08/18/2011 | US20110199039 Fractional boost system |
| 08/18/2011 | US20110199033 Partial Regeneration In A Multi-Level Power Inverter |
| 08/18/2011 | US20110199008 Current source, current source arrangement and their use |
| 08/18/2011 | US20110198931 Systems, devices, and methods for providing backup power to a load |
| 08/18/2011 | US20110197945 Electrically parallel connection of photovoltaic modules in a string to provide a dc voltage to a dc voltage bus |
| 08/17/2011 | EP2356532A1 Current ripple reduction circuit for leds |
| 08/17/2011 | EP2355704A1 Devices, systems, methods and tools for continuous analyte monitoring |
| 08/17/2011 | CN201937292U 一种小型风光互补独立供电系统 A small wind and solar independent power supply system |
| 08/17/2011 | CN201936215U 新型高精密恒流源电路 New high-precision constant current source circuit |
| 08/17/2011 | CN201936214U Large power negative pressure numerical control constant current module |
| 08/17/2011 | CN201936213U Low tension voltage stabilizer |
| 08/17/2011 | CN201936212U Constant-current power supply |
| 08/17/2011 | CN201936211U 一种电源的电压、电流自动校准装置 A power supply voltage, current automatic calibration means |