| 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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| 08/29/2012 | CN101452331B Motherboard voltage regulation module control circuit |
| 08/28/2012 | US8255107 Traveling control method, medium, and apparatus for autonomous navigation |
| 08/28/2012 | US8253481 Semiconductor integrated circuit device |
| 08/28/2012 | US8253480 Internal voltage control circuit |
| 08/28/2012 | US8253479 Output driver circuits for voltage regulators |
| 08/28/2012 | US8253478 Internal voltage generating circuit for semiconductor device |
| 08/28/2012 | US8253477 Voltage boost circuit without device overstress |
| 08/28/2012 | US8253407 Voltage mode switching regulator and control circuit and method therefor |
| 08/28/2012 | US8253406 Switching voltage regulator |
| 08/28/2012 | US8253405 High speed voltage regulator with integrated loseless current sensing |
| 08/28/2012 | US8253404 Constant voltage circuit |
| 08/28/2012 | US8253403 Converting circuit and controller for controlling the same |
| 08/28/2012 | US8253402 Methods and systems for component value estimation in power supplies/converters |
| 08/28/2012 | US8253401 Voltage conversion apparatus |
| 08/28/2012 | US8253400 Current sensing for high voltage buck converter |
| 08/28/2012 | US8253399 Reconfigurable regulator and associated method |
| 08/28/2012 | US8253398 Semiconductor device |
| 08/28/2012 | US8253397 Switching converters with efficiently-controlled mode transitions |
| 08/28/2012 | US8253396 Voltage regulator system |
| 08/28/2012 | US8253395 Bus voltage optimizer for switched power converter |
| 08/28/2012 | US8253394 Snubber circuit |
| 08/28/2012 | US8253351 Electronic ballast with multimode lamp power control |
| 08/28/2012 | US8253350 Open loop LED driving circuit |
| 08/28/2012 | US8253348 Illumination device capable of adjusting light brightness and method thereof |
| 08/23/2012 | WO2012112916A2 Device and method for optimizing output power of solar cell |
| 08/23/2012 | WO2012112461A2 Parameter configuration method for elements of a power factor correction converter |
| 08/23/2012 | WO2012109805A1 Temperature self-adaption bandgap reference circuit |
| 08/23/2012 | WO2012109804A1 Step-down stabilization circuit |
| 08/23/2012 | WO2012086975A3 Direct current/ direct current converter for reducing switching loss, wireless power receiver including direct current/ direct current converter |
| 08/23/2012 | WO2012084616A3 Active leakage consuming module for ldo regulator |
| 08/23/2012 | WO2012079570A3 Circuit for protecting an electric load from overvoltages |
| 08/23/2012 | US20120212206 Electronic device for optimizing the output power of a solar cell and method for operating the electronic device |
| 08/23/2012 | US20120212205 Control system of dc to dc converter |
| 08/23/2012 | US20120212204 System and method for improving regulation accuracy of switch mode regulator during dcm |
| 08/23/2012 | US20120212203 Method and apparatus for operating a dc/dc converter |
| 08/23/2012 | US20120212202 Feedback terminal of power converter having programming function for parameter setting |
| 08/23/2012 | US20120212201 Power supply apparatuses for preventing latch-up of charge pump and methods thereof |
| 08/23/2012 | US20120212200 Low Drop Out Voltage Regulator |
| 08/23/2012 | US20120212199 Low Drop Out Voltage Regulator |
| 08/23/2012 | US20120212198 Semiconductor device |
| 08/23/2012 | US20120212197 System and Method for Providing Power Via a Spurious-Noise-Free Switching Device |
| 08/23/2012 | US20120212196 Switching power supply device, ac power supply device, and image forming apparatus |
| 08/23/2012 | US20120212195 Control circuit, electronic device, and method for controlling power supply |
| 08/23/2012 | US20120212194 Reference voltage circuit and semiconductor integrated circuit |
| 08/23/2012 | US20120212193 Power supply circuitry and adaptive transient control |
| 08/23/2012 | US20120212191 Method for controlling power factor of three-phase converter, method for controlling reactive power of three-phase converter, and controller of three-phase converter |
| 08/23/2012 | US20120212185 Composite device system |
| 08/23/2012 | US20120212078 Power supply equipment utilizing interchangeable tips to provide power and a power indication signal to an electronic device |
| 08/23/2012 | US20120212054 Administering Offset Voltage Error In A Current Sensing Circuit |
| 08/23/2012 | DE102012002850A1 Verfahren zum Betreiben eines thermoelektrischen Generators A method of operating a thermoelectric generator |
| 08/23/2012 | DE102011011602A1 Elektonische Vorrichtung zur Optimierung der Ausgangsleistung einer Solarzelle und Verfahren zum Betreiben der elektronischen Vorrichtung Electonic apparatus for optimizing the output power of a solar cell and method of operating the electronic device |
| 08/23/2012 | DE102011000810A1 Method for detecting asymmetry of parallel strings of solar modules of solar system for checking e.g. installation of solar system in rooftop, involves determining presence of asymmetry of parallel strings based on asymmetry value |
| 08/22/2012 | EP1889135B1 Method and control circuitry for providing average current mode control in a power converter and an active power filter |
| 08/22/2012 | CN202394145U Alternating/direct current signal voltage control device |
| 08/22/2012 | CN202394144U Low temperature offset CMOS band-gap reference voltage source with index temperature compensation function |
| 08/22/2012 | CN202394143U Control circuit capable of reducing standby power consumption of switching power supply |
| 08/22/2012 | CN202394142U Quantization and compensation type control circuit for alternating-current voltage stabilizer |
| 08/22/2012 | CN202394141U Electronic voltage regulator |
| 08/22/2012 | CN202393701U Variable-wavelength gas infrared sensor |
| 08/22/2012 | CN1667539B Voltage regulator and method of manufacturing the same |
| 08/22/2012 | CN102647114A Current control ring hysteresis comparing method for photovoltaic cell |
| 08/22/2012 | CN102645950A Buffer applied to low-dropout regulator |
| 08/22/2012 | CN102645949A Millivolt-level program-control adjustable voltage output device |
| 08/22/2012 | CN102645948A Adjustable constant-current source |
| 08/22/2012 | CN102645947A Semiconductor device having voltage generating circuit |
| 08/22/2012 | CN102645946A Detector and device for configuration of the detector |
| 08/22/2012 | CN102645945A 电压调节器 Voltage Regulator |
| 08/22/2012 | CN102645944A Regulator providing various output voltages |
| 08/22/2012 | CN102645943A Offset processing circuit and operational amplifier |
| 08/22/2012 | CN101825909B Voltage stabilizing circuit |
| 08/22/2012 | CN101743526B A current mode boost converter using slope compensation |
| 08/22/2012 | CN101610630B Drive circuit of fluorescent tube |
| 08/21/2012 | US8249757 Method and system for detection of standby status in linear and non-linear charges connected to the electricity mains and automatic disconnection thereof |
| 08/21/2012 | US8248156 Low leakage power management |
| 08/21/2012 | US8248155 Voltage adjusting circuit and motherboard including the same |
| 08/21/2012 | US8248154 Charge pump circuit |
| 08/21/2012 | US8248153 Method and apparatus for full clock cycle charge pump operation |
| 08/21/2012 | US8248152 Switched capacitor voltage converters |
| 08/21/2012 | US8248151 Apparatus and method configured to provide electrical bias |
| 08/21/2012 | US8248055 Voltage reference with improved linearity addressing variable impedance characteristics at output node |
| 08/21/2012 | US8248054 On/off detection circuit having function for timely detecting current flowing in electronic device |
| 08/21/2012 | US8248053 Off-line converter with digital control |
| 08/21/2012 | US8248052 Current limit scheme for DC-DC converters |
| 08/21/2012 | US8248051 Power factor correction converter control offset |
| 08/21/2012 | US8248050 Multi-channel low voltage micro-electric-field generator |
| 08/21/2012 | US8248049 NMOSFET-base linear charger |
| 08/21/2012 | US8248048 Standby power supply circuit |
| 08/21/2012 | US8248047 Power supply circuit |
| 08/21/2012 | US8248046 DC-DC converter for pulse frequency modulation control and power supply system |
| 08/21/2012 | US8248045 Charge pump circuit with current detecting and method thereof |
| 08/21/2012 | US8248044 Voltage regulator bypass resistance control |
| 08/21/2012 | US8248043 Control circuit for DC-DC converter, control method for DC-DC converter, and electronic device |
| 08/21/2012 | US8248042 Power converter |
| 08/21/2012 | US8248041 Frequency compression for an interleaved power factor correction (PFC) converter |
| 08/21/2012 | US8248040 Time-limiting mode (TLM) for an interleaved power factor correction (PFC) converter |
| 08/21/2012 | US8247999 Time division multiplexing a DC-to-DC voltage converter |
| 08/21/2012 | US8247998 Reconfigurable LED array and use in lighting system |
| 08/21/2012 | US8247997 Ballast with lamp filament detection |
| 08/21/2012 | US8247996 Backlight driving system utilizing one PWM controller to control two backlight units separately |
| 08/21/2012 | US8247992 LED driver circuit |