| 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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| 01/18/2007 | US20070013353 Dc-dc converter and converter device |
| 01/18/2007 | US20070013352 Extremely high-speed switchmode DC-DC converters |
| 01/18/2007 | US20070013351 Electric power unit operating in continuous and discontinuous conduction modes and control method therefor |
| 01/18/2007 | US20070013350 Multiphase power regulator with load adaptive phase control |
| 01/18/2007 | US20070013349 Zero voltage switching buck converter |
| 01/18/2007 | US20070013348 Switching power supply source |
| 01/18/2007 | US20070013322 Led temperature-dependent power supply system and method |
| 01/18/2007 | DE102005032294A1 Monolithic integrated circuit, has control unit designed such that switches are controlled based on ground potential determined by determination unit when changing section from stand-by mode into active operating mode |
| 01/18/2007 | DE10016168B4 Anordnung zum Regeln der Versorgungsspannung einer Last Arrangement for controlling the supply voltage to a load |
| 01/18/2007 | CA2613038A1 Single stage inverter device, and related controlling method, for converters of power from energy sources, in particular photovoltaic sources |
| 01/17/2007 | EP1743415A2 High efficiency linear regulator |
| 01/17/2007 | CN2859924Y Impulse-width modulation voltage signal converter |
| 01/17/2007 | CN2859891Y Automatic low-voltage reactive compensator |
| 01/17/2007 | CN2859610Y Switching voltage stabilization device with energy-saving circuit |
| 01/17/2007 | CN2859609Y Over-voltage electric-saving protection device for electricity system |
| 01/17/2007 | CN2859608Y Manostat circuit board with voltage regulation and time-lapse functions |
| 01/17/2007 | CN2859596Y Power shifter for household appliance |
| 01/17/2007 | CN1898619A Replica biased voltage regulator |
| 01/17/2007 | CN1897431A Switching mode power supply with active load detection and switching method thereof |
| 01/17/2007 | CN1897426A Control of phase whole-bridging circuit and its control circuit |
| 01/17/2007 | CN1897373A Actuator power-supply for driving laser diode |
| 01/17/2007 | CN1896899A 功率因数调整装置 Power factor adjustment device |
| 01/17/2007 | CN1896898A A constant voltage circuit, a power system unit including plurality of the constant voltage circuit and control method |
| 01/17/2007 | CN1295582C Supply voltage control circuit of central processing unit |
| 01/16/2007 | US7164561 Voltage regulator using protected low voltage devices |
| 01/16/2007 | US7164310 Systems and apparatus for digital control of bias for transistors |
| 01/16/2007 | US7164309 Voltage multiplier circuit including a control circuit providing dynamic output voltage control |
| 01/16/2007 | US7164308 Temperature compensated bandgap voltage reference |
| 01/16/2007 | US7164307 Bias generator for body bias |
| 01/16/2007 | US7164295 Feedback control system and method |
| 01/16/2007 | US7164291 Integrated header switch with low-leakage PMOS and high-leakage NMOS transistors |
| 01/16/2007 | US7164258 Circuits and methods for providing multiple phase switching regulators which employ the input capacitor voltage signal for current sensing |
| 01/16/2007 | US7164241 Method and apparatus for driving a gas discharge lamp |
| 01/11/2007 | WO2007005651A2 Dimmer having a microprocessor-controlled power supply |
| 01/11/2007 | WO2007005497A1 Low dropout regulator |
| 01/11/2007 | WO2007005183A2 Switching power supply control with phase shift |
| 01/11/2007 | WO2007004514A1 Photovoltaic power generation system utilizing commercial system power supply |
| 01/11/2007 | WO2007004357A1 Electric power steering system |
| 01/11/2007 | WO2007003988A1 Device and method for compensating for voltage drops |
| 01/11/2007 | WO2006124882A3 Bandgap generator providing low-voltage operation |
| 01/11/2007 | US20070008029 Semiconductor device containing charge pump type step-up circuit featuring bipolar transistor for carrying out initial charging |
| 01/11/2007 | US20070008028 Over boosting prevention circuit |
| 01/11/2007 | US20070007938 Method and apparatus to limit output power in a switching power supply |
| 01/11/2007 | US20070007937 Method and apparatus for increasing the power capability of a power supply |
| 01/11/2007 | US20070007936 Integrated circuit for controlling a switching power supply |
| 01/11/2007 | US20070007935 Extending the continuous mode of operation for a buck converter |
| 01/11/2007 | US20070007934 MOSFET triggered current boosting technique for power devices |
| 01/11/2007 | US20070007933 Soft-switching DC/DC converter having relatively better effectiveness |
| 01/11/2007 | US20070007932 DC Duel Isolated Bias Return Power Reclaimation System |
| 01/11/2007 | US20070007931 Method and circuit for extracting current-voltage characteristics of device |
| 01/11/2007 | US20070007930 Device for power reduction during the operation of an inductive load |
| 01/11/2007 | US20070006845 Electronic throttle control system with integrated controller and power stage |
| 01/11/2007 | DE102005030599A1 Steuerungsverfahren für zweistufige Konverter Control method for two-stage converter |
| 01/11/2007 | DE102004059153B4 Impedanzangepasste Speiseschaltung zum Speisen einer Zweidrahtleitung Adapted impedance power supply circuit for supplying a two-wire line |
| 01/10/2007 | EP1741216A2 Method and circuit used to prevent or at least to reduce disturbance signals when switching off voltage supply, in particular in a household device |
| 01/10/2007 | EP1741015A2 System and method for driving a plurality of loads |
| 01/10/2007 | EP1514163B1 Multimode voltage regulator |
| 01/10/2007 | CN2857075Y Smart electricity saver able to be remote controlled |
| 01/10/2007 | CN1894642A 半导体装置 Semiconductor device |
| 01/10/2007 | CN1893243A Power supply device for electrocladding |
| 01/09/2007 | US7161819 Zero-crossing correction in sinusoidally commutated motors |
| 01/09/2007 | US7161816 System and method for input current shaping in a power converter |
| 01/09/2007 | US7161414 Semiconductor integrated circuit device |
| 01/09/2007 | US7161413 Precision chopper-stabilized current mirror |
| 01/09/2007 | US7161411 Circuit, method and system for generating a non-linear transfer characteristic |
| 01/09/2007 | US7161410 Switching circuit for producing an adjustable output characteristic |
| 01/09/2007 | US7161409 Precision, low drift, closed loop voltage reference |
| 01/09/2007 | US7161339 High voltage power management unit architecture in CMOS process |
| 01/09/2007 | US7161338 Linear voltage regulator with an adjustable shunt regulator-subcircuit |
| 01/09/2007 | US7161337 Multiphase DC-DC converter |
| 01/09/2007 | US7161336 Power supply device and electronic equipment comprising same |
| 01/09/2007 | US7161335 Adaptive bus voltage positioning for two-stage voltage regulators |
| 01/09/2007 | US7161334 Modular high voltage power supply for chemical analysis |
| 01/09/2007 | US7161333 System and method for determining load current in switching regulators operable in pulse skipping mode |
| 01/09/2007 | US7161332 Removing a phase in multiphase DC/DC converter without disturbing the output voltage |
| 01/09/2007 | US7161331 Boost converter utilizing bi-directional magnetic energy transfer of coupling inductor |
| 01/09/2007 | US7161311 Multicolored LED lighting method and apparatus |
| 01/09/2007 | CA2352315C An apparatus for voltage regulation and recovery of signal termination energy |
| 01/09/2007 | CA2335220C Fet bias circuit |
| 01/09/2007 | CA2249975C Method of monitoring a tap selector |
| 01/04/2007 | WO2007001752A1 Efficient charge pump for a wide range of supply voltages |
| 01/04/2007 | WO2006105075A3 Light source module |
| 01/04/2007 | WO2005050828A3 Inductor-based current sensing |
| 01/04/2007 | US20070001889 Switching between lower and higher power modes in an ADC for lower/higher precision operations |
| 01/04/2007 | US20070001753 Internal voltage generation circuit of semiconductor device |
| 01/04/2007 | US20070001752 Internal Voltage Generation Circuit of a Semiconductor Device |
| 01/04/2007 | US20070001751 System and method for providing an accurate reference bias current |
| 01/04/2007 | US20070001750 Reference Voltage Generating Circuit |
| 01/04/2007 | US20070001749 Dual loop voltage regulation circuit of power supply chip |
| 01/04/2007 | US20070001748 Low voltage bandgap voltage reference circuit |
| 01/04/2007 | US20070001747 Rapid supply voltage ramp |
| 01/04/2007 | US20070001746 Selectably boosted control signal based on supply voltage |
| 01/04/2007 | US20070001745 Charge pump for generating arbitrary voltage levels |
| 01/04/2007 | US20070001658 Computer systems and voltage regulator circuits with toroidal inductors |
| 01/04/2007 | US20070001657 Supply regulator |
| 01/04/2007 | US20070001656 DC power supply voltage regulator circuit |
| 01/04/2007 | US20070001655 Switching power supply control with phase shift |
| 01/04/2007 | US20070001654 Dimmer having a microprocessor-controlled power supply |
| 01/04/2007 | US20070001653 Power delivery system having cascaded buck stages |
| 01/04/2007 | US20070001652 Multi-power supply circuit and multi-power supply method |