| 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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| 09/13/2007 | US20070210855 Replica biased low power voltage regulator |
| 09/13/2007 | US20070210854 Methods and systems for semiconductor diode junction protection |
| 09/13/2007 | US20070210853 Voltage generation circuit and semiconductor memory using the same |
| 09/13/2007 | US20070210782 Buck-boost dc/dc converter |
| 09/13/2007 | US20070210781 Switched capacitor regulator for driving high load current |
| 09/13/2007 | US20070210780 Switching transistor driver circuit |
| 09/13/2007 | US20070210779 Constant voltage regulator for generating a low voltage output |
| 09/13/2007 | US20070210778 Current controlled swithching regulator |
| 09/13/2007 | US20070210777 Controller for a power converter and method of operating the same |
| 09/13/2007 | US20070210776 Switching power source apparatus |
| 09/13/2007 | US20070210775 Power supply integration for low power single chip RF CMOS solutions for use in battery operated electronic devices |
| 09/13/2007 | US20070210773 Automatic configuration for linear mode of switching power supply |
| 09/13/2007 | US20070210772 PFM and current controlled switching regulator |
| 09/13/2007 | US20070210770 AC-coupled equivalent series resistance |
| 09/13/2007 | US20070210769 Apparatus for controlling temperature of secondary battery, vehicle battery pack, and system and program for heating secondary battery |
| 09/13/2007 | US20070210768 Drive circuit for driving power device |
| 09/13/2007 | US20070210767 Controller for a Permanent Magnet Generator and a Generator in Combination with Such a Controller |
| 09/13/2007 | US20070210766 Sensor-less, low frequency adaptive current limiter and methods for limiting inductive current using the same |
| 09/13/2007 | US20070210765 Power converter with coupled inductor |
| 09/13/2007 | US20070210764 Method and apparatus for power conversion and regulation |
| 09/13/2007 | DE4231571B4 Integrierbarer Shunt-Regler Integral shunt regulator |
| 09/13/2007 | DE10255582B4 Spannungsregler mit Einschaltschutzschaltung Voltage regulator with Einschaltschutzschaltung |
| 09/13/2007 | CA2645010A1 A hybrid on-load tap changer and a method of operating the same |
| 09/12/2007 | EP1652189B1 Area efficient charge pump |
| 09/12/2007 | CN200947580Y Electricity-driven unit of rotary guide drilling based on power factor correction |
| 09/12/2007 | CN200947578Y Singlechip-controlled voltage wide range continuously adjustable DC voltage source |
| 09/12/2007 | CN200947556Y Non-interference high-precision uninterrupted power supply |
| 09/12/2007 | CN200947551Y Vehicle-mounted power management system |
| 09/12/2007 | CN200947549Y Power supply circuit of double voltage source real-time clock circuit |
| 09/12/2007 | CN200947546Y Low-voltage three-phase static reactive synchronous compensator |
| 09/12/2007 | CN200947185Y Electric dewatering constant-current source control cabinet |
| 09/12/2007 | CN200945540Y Foot-switch current controller for square wave welding machine |
| 09/12/2007 | CN101036094A DC-DC regulator with switching frequency responsive to load |
| 09/12/2007 | CN101034848A Voltage regulating systems responsive to feed-forward information from deterministic loads |
| 09/12/2007 | CN101034295A Method for nullifying temperature dependence and circuit therefor |
| 09/12/2007 | CN100337390C DC-DC converter with load transient response fast reaction and method thereof |
| 09/12/2007 | CN100337382C Assembled battery whose voltage can be constantly controlled |
| 09/12/2007 | CN100337329C Circuit with basic constant transconductance |
| 09/12/2007 | CN100337171C Double frequency pulse wave width modulating and voltage stabilizer |
| 09/11/2007 | US7269034 High efficiency power converter |
| 09/11/2007 | US7268614 Low supply voltage bias circuit, semiconductor device, wafer and system including same, and method of generating a bias reference |
| 09/11/2007 | US7268612 Semiconductor device with pump circuit |
| 09/11/2007 | US7268611 Semiconductor device and memory card using same |
| 09/11/2007 | US7268527 Method and apparatus for determining load current in a CPU core voltage regulator |
| 09/11/2007 | US7268526 Switch mode power supply control circuit |
| 09/11/2007 | US7268525 Buck-boost converter |
| 09/11/2007 | US7268524 Voltage regulator with adaptive frequency compensation |
| 09/11/2007 | US7268523 Constant voltage power supply circuit and method of testing the same |
| 09/07/2007 | WO2007099980A1 Voltage divider, constant voltage circuit using same, and trimming method in the voltage divider circuit |
| 09/06/2007 | US20070205824 Adjustable transistor body bias circuitry |
| 09/06/2007 | US20070205823 Preventing reverse input current in a driver system |
| 09/06/2007 | US20070205812 Current drive circuit reducing VDS dependency |
| 09/05/2007 | EP1830238A1 Low dropout voltage regulator for slot-based operation |
| 09/05/2007 | EP1829427A2 System and method for controlling electrical power across multiple furnaces using variable reactors |
| 09/05/2007 | EP1829183A1 Electric power flow control |
| 09/05/2007 | CN200944570Y Motor control equipment |
| 09/05/2007 | CN200944562Y DC power source |
| 09/05/2007 | CN200944198Y Asymmetric compensation contactless A.C. voltage regulator with curve-based output |
| 09/05/2007 | CN200944197Y Linear voltage-stabilized power supply |
| 09/05/2007 | CN101031862A Three dimensional packaging and voltage regulator/converter module of cpu |
| 09/05/2007 | CN101031854A Multiphased triangular wave oscillating circuit and switching regulator using it |
| 09/05/2007 | CN100336290C Device for stabilovolt power source and switching power source device and electronic instrument using such device |
| 09/05/2007 | CN100336289C Thermal compensation method and device for circuits with temperature-dependent current sensing elements |
| 09/05/2007 | CN100336277C Dynamic voltage compensator in series type by using super conduct to store energy |
| 09/04/2007 | US7265650 Power factor correction rectifier having independent inductive components |
| 09/04/2007 | US7265608 Current mode trimming apparatus |
| 09/04/2007 | US7265607 Voltage regulator |
| 09/04/2007 | US7265606 Apparatus and method for a boot strap circuit for a boost voltage converter |
| 09/04/2007 | US7265605 Supply regulator for memory cells with suspend mode capability for low power applications |
| 09/04/2007 | US7265530 Adaptive slope compensation for switching regulators |
| 09/04/2007 | US7265529 Zero power start-up circuit |
| 09/04/2007 | US7265528 High-frequency power apparatus |
| 09/04/2007 | US7265527 Direct current multiplier |
| 09/04/2007 | US7265526 Semiconductor device |
| 09/04/2007 | US7265525 Self-driven scheme for synchronous rectifier having no body diode |
| 09/04/2007 | US7265523 Control loop for switching power converters |
| 09/04/2007 | US7265522 Dynamic multiphase operation |
| 09/04/2007 | US7265521 Reactive power compensation to minimize step voltage changes and transients |
| 09/04/2007 | US7265504 High efficiency power supply for LED lighting applications |
| 09/04/2007 | US7265503 Applications of halogen convertor control IC |
| 09/04/2007 | US7265502 Dimming apparatus of light emitting unit |
| 09/04/2007 | US7265501 Mobile light |
| 08/30/2007 | WO2007098073A2 Current mirror with improved output impedance at low power supplies |
| 08/30/2007 | WO2007096750A2 Universal input device for a tap changer |
| 08/30/2007 | WO2007095898A1 Electronic device for regulating the voltage across a high-side load |
| 08/30/2007 | US20070201255 Chalcogenide glass constant current device, and its method of fabrication and operation |
| 08/30/2007 | US20070200617 Architecture for Reducing Leakage Component in Semiconductor Devices |
| 08/30/2007 | US20070200616 Band-gap reference voltage generating circuit |
| 08/30/2007 | US20070200615 Driver Circuit |
| 08/30/2007 | US20070200541 Control Circuit Of Switching Regulator, And Power Source Device And Electronic Device Using The Control Circuit |
| 08/30/2007 | US20070200540 Power Source Device |
| 08/30/2007 | US20070200539 System with linear and switching regulator circuits |
| 08/30/2007 | US20070200538 Regulated power supply with multiple regulators sharing the total current supplied to a load |
| 08/30/2007 | US20070200537 Semiconductor device |
| 08/30/2007 | US20070200536 Shunt regulator |
| 08/30/2007 | US20070200515 Motor controlling device |
| 08/30/2007 | DE102006008824A1 Electronic circuit has primary field-effect transistor with circuit point drain, gate, source and bulk, where circuit point drain and source are connected to circuit points, when change over switch is connected to two primary inputs |
| 08/30/2007 | DE102006007480A1 Switching device for receiving current, has detector for detection of current flowing through load path of central transistor by measuring voltage gradient over resistance |
| 08/30/2007 | DE102006007479A1 Shunt controller for controlling input potential, has control unit setting current flowing through voltage drop circuit or threshold value depending on input potential and/or preset value for threshold value |
| 08/29/2007 | EP1826651A1 Internal voltage generator scheme and power management method |