| 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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| 06/06/2013 | WO2012149996A3 Drive system and method for operating a drive system |
| 06/06/2013 | US20130141156 High Electron Mobility Transistors with Multiple Channels |
| 06/06/2013 | US20130141071 System and method for capacitive dc-dc converter with variable input and output voltages |
| 06/06/2013 | US20130141070 Control system and method for shared inductor regulator |
| 06/06/2013 | US20130141069 Switch mode power supply system, associated controller and method |
| 06/06/2013 | US20130141068 Average power tracking controller |
| 06/06/2013 | US20130141067 Maximum power point tracking controllers and maximum power point tracking methods |
| 06/06/2013 | US20130141066 Voltage regulator |
| 06/06/2013 | US20130141065 Circuit for Regulating and Monitoring a Signal Current and Measurement Transducer with such a Circuit |
| 06/06/2013 | US20130141064 Voltage offset loop for a switching controller |
| 06/06/2013 | US20130141063 Multiple mode rf power converter |
| 06/06/2013 | US20130141062 Rf power converter |
| 06/06/2013 | US20130141061 Buck coverter with overcurrent protection function |
| 06/06/2013 | US20130141060 Semiconductor integrated circuit and dc-dc converter |
| 06/06/2013 | US20130141059 Dynamic bias soft start control apparatus and methods |
| 06/06/2013 | US20130141058 Integrated circuit device with integrated voltage controller |
| 06/06/2013 | US20130141057 Current source with active common mode rejection |
| 06/06/2013 | US20130141056 Adaptive frequency compensation for pfc power converter operating in ccm and dcm |
| 06/06/2013 | US20130141035 Portable electronic device power manager with current limit feedback control loop modification for stabilizing an external power supply |
| 06/05/2013 | EP2600697A1 Load control device |
| 06/05/2013 | EP2600515A1 Ac electrical power regulatory system |
| 06/05/2013 | EP2599069A2 Method and apparatus for controlling energy supply |
| 06/05/2013 | EP2598966A1 Method and apparatus for synchronous sine wave dimming of luminaries |
| 06/05/2013 | CN202978903U Novel D/A conversion circuit for embedded system |
| 06/05/2013 | CN202978829U Automatic level control circuit capable of simulating ALC (Automatic Level Control) to realize power amplifier module |
| 06/05/2013 | CN202975887U Analog circuit for performing grid voltage control and temperature compensation in power amplification module |
| 06/05/2013 | CN202975886U Three-terminal voltage stabilization integrated module of power supply line |
| 06/05/2013 | CN202975885U Program control AC (Alternate Current) constant-current power supply |
| 06/05/2013 | CN202960016U Efficient solar-powered intelligent curtain control device |
| 06/05/2013 | CN103138377A Photovoltaic module optimizer redundancy direct connection device and control method thereof |
| 06/05/2013 | CN103138286A Three-phase inverter device based on digital control technology |
| 06/05/2013 | CN103135654A Solar device |
| 06/05/2013 | CN103135653A Maximum power point tracking controller, maximum power point tracking system and maximum power point tracking method |
| 06/05/2013 | CN103135652A Band gap reference circuit, power protection circuit and power supply |
| 06/05/2013 | CN103135651A Double closed-loop based avalanche photo diode (APD) reverse bias voltage control circuit and method |
| 06/05/2013 | CN103135650A Current/frequency conversion circuit linearity and symmetry digital compensation method |
| 06/05/2013 | CN103135649A Constant voltage circuit |
| 06/05/2013 | CN103135648A Low dropout regulator |
| 06/05/2013 | CN103135647A Method for adjusting negative temperature coefficients of constant current source and constant current source |
| 06/05/2013 | CN103135646A Low voltage current limiting circuit |
| 06/05/2013 | CN103135645A Rapid disconnection control circuit applied to power management circuit |
| 06/05/2013 | CN103135644A Starting voltage generating circuit and starting voltage generating method |
| 06/05/2013 | CN103135643A Voltage regulator circuit |
| 06/05/2013 | CN103135642A Loop circuit compensating circuit |
| 06/05/2013 | CN102323843B Three-phase dry type magnetic voltage regulator driver for driving cathodic power supply for processing niobium-silicon alloy |
| 06/05/2013 | CN102169674B Dynamic load adjusting module, liquid crystal display device and voltage adjusting method |
| 06/05/2013 | CN102118122B Method for realizing maximum power point tracking, generating module, control module and system |
| 06/05/2013 | CN102117090B Method for tracking maximum power of photovoltaic cell |
| 06/05/2013 | CN101816035B Matching method of passive matrix OLED display, drive and current sourc/absorber |
| 06/05/2013 | CN101593559B Circuit for generating a voltage and a non-volatile memory device having the same |
| 06/05/2013 | CN101546203B Active negative current modulated synchronous Method and apparatus for synchronous voltage reducing and stabilizing composite circuit and control method |
| 06/05/2013 | CN101442260B Secondary constant-current constant-voltage controller chip and converter thereof |
| 06/04/2013 | US8458385 Chip having register to store value that represents adjustment to reference voltage |
| 06/04/2013 | US8456878 Power storage system and method of controlling the same |
| 06/04/2013 | US8456228 Low power reference |
| 06/04/2013 | US8456227 Current mirror circuit |
| 06/04/2013 | US8456225 Negative charge pump |
| 06/04/2013 | US8456224 Compensation of operating time-related degradation of operating speed by a constant total die power mode |
| 06/04/2013 | US8456148 Regulator circuit and RFID tag including the same in wireless communication to improve noise margin |
| 06/04/2013 | US8456147 User-configurable, efficiency-optimizing, calibrated sensorless power/energy conversion switch-mode power supply with a serial communications interface |
| 06/04/2013 | US8456146 Systems and methods for switched mode power amplification |
| 06/04/2013 | US8456145 Device and method for single board energy-saving and single board |
| 06/04/2013 | US8456144 Power supply with non-isolated DC DC splitting |
| 06/04/2013 | US8456143 DC-DC converter and semiconductor integrated circuit for controlling power source |
| 06/04/2013 | US8456142 System and method for powering an information handling system in multiple power states |
| 06/04/2013 | US8456141 Boost converter with integrated high power discrete FET and low voltage controller |
| 06/04/2013 | US8456140 Power control apparatus and method for controlling a supply voltage for an associated circuit |
| 06/04/2013 | US8456139 Power factor correction circuits, systems and power supplies operable with different input voltages |
| 06/04/2013 | US8456109 Lighting system having a dimming color simulating an incandescent light |
| 06/04/2013 | US8456107 Spotlight and method of lighting up an object |
| 06/04/2013 | US8456101 Power systems with platform-based controllers |
| 06/04/2013 | US8456037 Shunt switch, semiconductor device, module and electronic device |
| 05/30/2013 | WO2013078429A2 Switched-mode power supply startup circuit, method, and system incorporating same |
| 05/30/2013 | US20130136162 Semiconductor integrated circuit and electronic apparatus provided with same |
| 05/30/2013 | US20130135910 Power factor correction apparatus, dc/dc converter, and power supplying apparatus |
| 05/30/2013 | US20130135040 Highly linear, low-power, transconductor |
| 05/30/2013 | US20130135038 Semiconductor apparatus |
| 05/30/2013 | US20130134954 Constant voltage circuit |
| 05/30/2013 | US20130134953 Spread spectrum power converter |
| 05/30/2013 | US20130134952 Phase compensation circuit, semiconductor integrated circuit having phase compensation circuit, and power supply circuit having phase compensation circuit |
| 05/30/2013 | US20130134951 Adaptive Analog Compensator for a Power Supply |
| 05/30/2013 | US20130134789 System and method for reactive power compensation in power networks |
| 05/30/2013 | US20130134779 Voltage control apparatus, voltage control method, and power regulating apparatus |
| 05/29/2013 | DE102012221656A1 Phasenkompensationsschaltung, integrierte halbleiterschaltung mit einer phasenkompensationsschaltung und energieversorgungsschaltung mit einer phasenkompensationsschaltung Phase compensation circuit, semiconductor integrated circuit having a phase compensation circuit and power supply circuit having a phase compensation circuit |
| 05/29/2013 | DE102008064659B4 Schaltungsanordnung und Ansteuerschaltung für ein Netzteil, Computernetzteil und Verfahren zum Schalten eines Netzteils Circuit and control circuit for a power supply, computer power supply and method for switching a power supply |
| 05/29/2013 | CN202957634U Maximum power point (MPPT) tracing and load protection device for photovoltaic cell |
| 05/29/2013 | CN202956690U Three-phase power voltage stabilizer |
| 05/29/2013 | CN103123514A Photovoltaic array multimodal maximum power point tracing method |
| 05/29/2013 | CN103123513A Voltage regulator and electronic device |
| 05/29/2013 | CN103123512A Band-gap reference circuit |
| 05/29/2013 | CN103123511A Hybrid type voltage-stabilized power supply |
| 05/29/2013 | CN103123510A Adjustable constant flow source circuit |
| 05/29/2013 | CN101919317B Power supply for a load control device |
| 05/29/2013 | CN101641867B Voltage regulator, method for controlling voltage regulator and digital controller for voltage regulation |
| 05/29/2013 | CN101567633B Isolated voltage converter with feedback on the primary winding and passive snubber network, and corresponding control method |
| 05/29/2013 | CN101147424B Offset correction circuit for voltage-controlled current source |
| 05/28/2013 | US8452897 Method for using a multi-master multi-slave bus for power management |
| 05/28/2013 | US8451639 Automatic voltage selector control circuit for test sets with tap selectable line input transformers |
| 05/28/2013 | US8451050 Information technology equipment |
| 05/28/2013 | US8451038 Digital control unit having a transient detector for controlling a switched mode power supply |