| 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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| 05/14/2013 | US8441307 Methods and circuits for a low input voltage charge pump |
| 05/14/2013 | US8441245 Hysteretic voltage converter with offset voltage correction |
| 05/14/2013 | US8441244 Control system for switching DC-DC converters |
| 05/14/2013 | US8441243 Power control circuit, switching power converter, and method for reducing noise and switching loss |
| 05/14/2013 | US8441242 Digitally controlled integrated DC-DC converter with transient suppression |
| 05/14/2013 | US8441241 Methods and systems to digitally balance currents of a multi-phase voltage regulator |
| 05/14/2013 | US8441240 Protection circuit for protecting a half-bridge circuit |
| 05/14/2013 | US8441239 Power supply controller, electronic device, and method for controlling power supply |
| 05/14/2013 | US8441238 Zero current detecting circuit and related synchronous switching power converter |
| 05/14/2013 | US8441237 Power factor correction (PFC) circuit and method therefor |
| 05/14/2013 | US8441222 System and method for determining pump pressure based on motor current |
| 05/14/2013 | US8441211 Electronic ballast capable of self-protection at natural or premature end of life of fluorescent light tube |
| 05/14/2013 | US8441209 Lighting device having variable current source |
| 05/14/2013 | CA2691803C Instrument power controller and method for adaptively providing an output voltage and an output current that together maintain a substantially constant electrical output power |
| 05/10/2013 | WO2013067476A1 System and method for power conversion for renewable energy sources |
| 05/10/2013 | WO2013067474A1 Master-slave low-noise charge pump circuit and method |
| 05/10/2013 | WO2013066801A1 Integrated photovoltaic panel with sectional maximum power point tracking |
| 05/10/2013 | WO2013066486A1 Genset with integrated resistive loadbank system to provide short pulse duration power |
| 05/10/2013 | WO2013066338A1 Charge injection and drain-based electrical overstress (eos) protection apparatus and method |
| 05/10/2013 | WO2013064855A1 Reference voltage generating circuit, integrated circuit and voltage or current sensing device |
| 05/10/2013 | WO2013063646A1 Dimmer arrangement |
| 05/10/2013 | CA2854464A1 System and method for power conversion for renewable energy sources |
| 05/09/2013 | US20130114355 Method for adjusting voltage characteristics of semiconductor memory element, method for adjusting voltage characteristics of semiconductor memory device, charge pump and method for adjusting voltage of charge pump |
| 05/09/2013 | US20130113547 Method and apparatus for floating or applying voltage to a well of an integrated circuit |
| 05/09/2013 | US20130113545 Method for controlling the supply voltage for an integrated circuit and an apparatus with a voltage regulation module and an integrated circuit |
| 05/09/2013 | US20130113451 Intelligent switching controller and power conversion circuits and methods |
| 05/09/2013 | US20130113450 Mixed mode compensation circuit and method for a power converter |
| 05/09/2013 | US20130113449 Testing a Switched Mode Supply with Waveform Generator and Capture Channel |
| 05/09/2013 | US20130113448 Coil inductor for on-chip or on-chip stack |
| 05/09/2013 | US20130113447 Low dropout voltage regulator including a bias control circuit |
| 05/09/2013 | US20130113446 Power supply with integrated voltage clamp and current sink |
| 05/09/2013 | US20130113445 Power conversion feedback control circuit |
| 05/09/2013 | US20130113444 Multiphase transformer for a multiphase dc-dc converter |
| 05/09/2013 | US20130113443 Semiconductor device |
| 05/09/2013 | US20130113390 Dc-dc converter and light emitting diode driving device including the same |
| 05/09/2013 | US20130113276 Power supply with extended minimum voltage output |
| 05/08/2013 | DE102011117609A1 Steuerungsanordnung Control arrangement |
| 05/08/2013 | CN202929514U Closed-loop control circuit of AC (alternating current) sensor excitation power supply |
| 05/08/2013 | CN202929513U Circuit for generating reference band gap voltage |
| 05/08/2013 | CN202929512U Voltage following control circuit |
| 05/08/2013 | CN202929511U Intelligent power supply system capable of fast regulating output current/voltage in wide range |
| 05/08/2013 | CN202929510U Voltage stabilizer with air purification function |
| 05/08/2013 | CN202929509U Controllable silicon voltage control device |
| 05/08/2013 | CN103097974A Solar power generation system, control device used for solar power generation system, and control method and program for the same |
| 05/08/2013 | CN103092250A Compound control method of photovoltaic maximum power point tracking on condition of partial shadow |
| 05/08/2013 | CN103092249A Tracing method of solar battery maximum power point |
| 05/08/2013 | CN103092248A Feedforward control method and device |
| 05/08/2013 | CN103092247A Alternating current electric charge source and calibration method thereof |
| 05/08/2013 | CN103092246A System and method for power supply monitoring |
| 05/08/2013 | CN103092245A Ultra-low-power-consumption low dropout stabilized voltage supply circuit and radio frequency identification (RFID) tags |
| 05/08/2013 | CN103092244A Multi-regulator circuit and integrated circuit including the same |
| 05/08/2013 | CN103092243A Signal generating circuit |
| 05/08/2013 | CN103092242A Constant-current controller |
| 05/08/2013 | CN103092241A Mixed compensating type high-stability LDO (low-dropout regulator) chip circuit |
| 05/08/2013 | CN103092240A Single-tube learning amplifying circuit |
| 05/08/2013 | CN103092239A Constant current circuit and reference voltage circuit |
| 05/08/2013 | CN103092238A Power supply for industrial process field device |
| 05/08/2013 | CN103092237A Thyristor constant-current constant-voltage system based on single-chip microcomputer |
| 05/08/2013 | CN103092236A Process deviation calibration method for absolute temperature coefficient current and system thereof |
| 05/08/2013 | CN103092235A Digital input detector and associated adaptive power supply |
| 05/08/2013 | CN102289237B Dual-mode on-chip power supply circuit |
| 05/08/2013 | CN102183984B Power battery simulation system |
| 05/08/2013 | CN102109867B Household appliance energy-saving circuit, control method and display device |
| 05/08/2013 | CN102053647B Device for adjusting power consumption and method thereof |
| 05/07/2013 | US8437157 Power line current fed power supplies producing stable load currents and related methods |
| 05/07/2013 | US8436681 Voltage regulation circuit |
| 05/07/2013 | US8436678 Low leakage power management |
| 05/07/2013 | US8436677 Structure for a reference voltage generator for analog to digital converters |
| 05/07/2013 | US8436676 Charge pump |
| 05/07/2013 | US8436675 Feedback-controlled body-bias voltage source |
| 05/07/2013 | US8436601 DC-DC converter with automatic inductor detection for efficiency optimization |
| 05/07/2013 | US8436600 Apparatus for detecting a state of operation of a power semiconductor device |
| 05/07/2013 | US8436599 Current mode digital control of the output voltage of a switching power supply |
| 05/07/2013 | US8436598 Output-voltage control device, output-voltage control method, and electronic apparatus |
| 05/07/2013 | US8436597 Voltage regulator with an emitter follower differential amplifier |
| 05/07/2013 | US8436596 Current driving method and circuit for controlled driving of light-emitting diodes |
| 05/07/2013 | US8436595 Capless regulator overshoot and undershoot regulation circuit |
| 05/07/2013 | US8436594 Control circuit and method for a digital synchronous switching converter |
| 05/07/2013 | US8436593 Wide input voltage range power factor correction circuit |
| 05/07/2013 | US8436592 Voltage buck-boost switching regulator |
| 05/07/2013 | US8436554 LED solar illuminator |
| 05/07/2013 | US8436551 Arc discharge detecting circuit, light source driving apparatus having the same and method of driving a light source using the same |
| 05/07/2013 | US8436550 LED lamp driving circuit with dimming capability |
| 05/02/2013 | WO2013063473A1 System and method for optimizing solar power conversion |
| 05/02/2013 | WO2013063387A2 Inductance based parallel amplifier phase compensation |
| 05/02/2013 | WO2013063175A1 Power conditioning circuit to maximize power delivered by a non-linear generator |
| 05/02/2013 | WO2013063021A2 Converter with hysteretic control |
| 05/02/2013 | WO2013061703A1 Peak-power point tracking apparatus and method of measuring amount of change in power |
| 05/02/2013 | WO2013060564A2 Reconfigurable pv configuration |
| 05/02/2013 | US20130108280 Data Signal Threshold Detection and/or Recovery in Optical and/or Optoelectronic Receivers and/or Transceivers |
| 05/02/2013 | US20130106508 Inductance based parallel amplifier phase compensation |
| 05/02/2013 | US20130106502 Method and system for waking on inuput/output interrupts while powered down |
| 05/02/2013 | US20130106501 Multi-regulator circuit and integrated circuit including the same |
| 05/02/2013 | US20130106500 Inductor structure including inductors with negligible magnetic coupling therebetween |
| 05/02/2013 | US20130106385 Converter with hysteretic control |
| 05/02/2013 | US20130106384 Voltage converting circuit |
| 05/02/2013 | US20130106383 Control circuit and control method for power conversion device |
| 05/02/2013 | US20130106382 Digital controller for switched capacitor dc-dc converter |
| 05/02/2013 | US20130106381 Pulse frequency modulation control for switched capacitor dc-dc converter |
| 05/02/2013 | US20130106380 Digital slope control for switched capacitor dc-dc converter |