| 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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| 04/20/2011 | CN201804291U Voltage-stabilizing circuit |
| 04/20/2011 | CN102025352A Hysteresis voltage comparator |
| 04/20/2011 | CN102023938A Electronic device and power off protection method |
| 04/20/2011 | CN102023668A Linear voltage adjuster circuit |
| 04/20/2011 | CN102023667A Regulator and organic light emitting diode display using the same |
| 04/20/2011 | CN102023666A Voltage control device of protein isoelectric focusing and voltage control method thereof |
| 04/20/2011 | CN102023665A Source generator and control method thereof |
| 04/20/2011 | CN102023664A Method for detecting a current and compensating for an offset voltage and circuit |
| 04/20/2011 | CN102023183A Control method for AC magnetic particle inspection magnetization current peak and control circuit for implementing same |
| 04/20/2011 | CN102019231A Electrostatic dedusting power supply voltage regulating system controlled by single chip microcomputer |
| 04/20/2011 | CN101494422B Variable input gain device and method for processing analog input voltage signal by the device |
| 04/20/2011 | CN101409503B Feedback comparing device and DC-to-DC voltage converter |
| 04/20/2011 | CN101405671B Supply circuit with ripple compensation |
| 04/20/2011 | CN101334680B Public voltage generation circuit and LCD device |
| 04/19/2011 | US7928856 Method of sampling a modulated signal driven channel |
| 04/19/2011 | US7928798 Internal voltage generation device |
| 04/19/2011 | US7928797 Integrated circuit with a power transistor gate bias controlled by the leakage current |
| 04/19/2011 | US7928796 Constant voltage boost power supply |
| 04/19/2011 | US7928795 Semiconductor device for charge pumping |
| 04/19/2011 | US7928759 Low power consumption MIS semiconductor device |
| 04/19/2011 | US7928744 Monitoring circuit having a self test function |
| 04/19/2011 | US7928714 Load-induced voltage overshoot detection and correction in switching power supplies |
| 04/19/2011 | US7928713 Method and apparatus for synchronous buck with active negative current modulation |
| 04/19/2011 | US7928712 Low noise fast dithering switching power supply |
| 04/19/2011 | US7928711 Linear voltage regulator with accurate open load detection |
| 04/19/2011 | US7928710 Voltage protection circuit for thin oxide transistors, and memory device and processor-based system using same |
| 04/19/2011 | US7928709 Voltage regulator and AC-DC converter |
| 04/19/2011 | US7928708 Constant-voltage power circuit |
| 04/19/2011 | US7928707 Method and apparatus for power management of a low dropout regulator |
| 04/19/2011 | US7928706 Low dropout voltage regulator using multi-gate transistors |
| 04/19/2011 | US7928705 Switched mode voltage converter with low-current mode and methods of performing voltage conversion with low-current mode |
| 04/19/2011 | US7928704 Droop circuits and multi-phase DC-DC converters |
| 04/19/2011 | US7928703 On-chip current sensing |
| 04/19/2011 | US7928702 Driving circuit for use with high voltage depletion-mode semiconductor switches |
| 04/14/2011 | US20110084757 VDD/5 or VDD/6 charge-pump |
| 04/14/2011 | US20110084756 Reduced capacitor charge-pump |
| 04/14/2011 | US20110084679 Method and apparatus providing final test and trimming for a power supply controller |
| 04/14/2011 | US20110084678 Multi-threshold multi-gain active transient response circuit and method for digital multiphase pulse width modulated regulators |
| 04/14/2011 | US20110084677 Power supplies and associated methods of control |
| 04/14/2011 | US20110084676 Control circuit and method for a power converter controlling adaptive voltage position |
| 04/14/2011 | US20110084675 Booster circuit |
| 04/14/2011 | US20110084674 Power converter using normally on field effect transistors |
| 04/14/2011 | US20110084673 Operating phase number dependent compensation of a multi-phase buck converter |
| 04/14/2011 | US20110084672 Systems and methods for synchronized control of electrical power system voltage profiles |
| 04/14/2011 | DE112006003482B4 Energieversorgungssteuerung Power supply controller |
| 04/14/2011 | DE10327956B4 Schaltungsanordnung zur Spannungsversorgung einer Last Circuit arrangement for supplying voltage to a load |
| 04/14/2011 | DE102005032864B4 Verfahren zum Auffinden eines Leistungsmaximums eines Photovoltaik-Generators A method for finding a maximum power of a photovoltaic generator |
| 04/13/2011 | EP2306901A2 Single-use lancet sensor assembly and meter |
| 04/13/2011 | CN102016741A Field instrument |
| 04/13/2011 | CN102014746A Optical microneedle-based spectrometer |
| 04/13/2011 | CN102013841A Power supply system, method and device of solar battery |
| 04/13/2011 | CN102012714A Tracking method and circuit of maximum power of solar panel |
| 04/13/2011 | CN102012713A Numerical control direct current voltage source |
| 04/13/2011 | CN101581946B Compensator transformer type voltage regulation method and device |
| 04/13/2011 | CN101482685B Apparatus for remaining stabilization of image gray collected by camera |
| 04/13/2011 | CN101387892B Constant voltage circuit |
| 04/12/2011 | US7924087 Reference buffer circuit |
| 04/12/2011 | US7924086 Boosting circuit |
| 04/12/2011 | US7923980 Digital controlled power supply |
| 04/12/2011 | US7923978 Regulator circuit having over-current protection |
| 04/12/2011 | US7923977 DC-DC converters with transient response control |
| 04/12/2011 | US7923975 Analog variable-frequency controller and switching converter therewith |
| 04/12/2011 | US7923974 Modification of switch activation order in a power supply |
| 04/12/2011 | US7923973 Method and apparatus to reduce line current harmonics from a power supply |
| 04/12/2011 | US7923951 Vehicle power controller |
| 04/12/2011 | US7923935 Illumination control system for light emitters |
| 04/12/2011 | US7923933 Lamp failure detector |
| 04/12/2011 | CA2516158C High voltage regulator for an electric meter power supply |
| 04/07/2011 | WO2011041020A2 Diodeless terrestrial photovoltaic solar power array |
| 04/07/2011 | WO2011039588A1 Power distribution device |
| 04/07/2011 | WO2011018309A3 Method and assembly for operating a solar cell assembly |
| 04/07/2011 | WO2010148066A3 System, method and apparatus for controlling converters using input-output linearization |
| 04/07/2011 | US20110080798 Digital Retention Voltage Generation |
| 04/07/2011 | US20110080755 Power Supply with Synchronized Clocks and Related DC-DC Converter |
| 04/07/2011 | US20110080210 Microcomputer |
| 04/07/2011 | US20110080208 Low power design using a scan bypass multiplexer as an isolation cell |
| 04/07/2011 | US20110080155 Method of switching power modes and a portable electronic device configured to perform the same |
| 04/07/2011 | US20110080151 System and method for multi-phase voltage regulation |
| 04/07/2011 | US20110080150 Systems and Methods for DC to DC Conversion with Current Mode Control |
| 04/07/2011 | US20110080149 Power conversion control apparatus |
| 04/07/2011 | US20110080148 Soft starting driver for piezoelectric device |
| 04/07/2011 | US20110080147 Method for operating an inverter, and inverter |
| 04/07/2011 | US20110080146 Power supply device and uniform current control method |
| 04/07/2011 | US20110080145 Current source, electronic apparatus, and integrated circuit |
| 04/07/2011 | US20110080144 Circuit to improve light load power factor of power supply |
| 04/07/2011 | US20110080143 Buck-boost circuit |
| 04/07/2011 | US20110080112 Closed-loop load control circuit having a wide output range |
| 04/07/2011 | US20110080103 Method and apparatus for power driving |
| 04/07/2011 | DE112009000505T5 Hochspannungsseitige Abtastung des Nullinduktorstroms für DC-DC-Abwärtswandler High-voltage side of the scanning Nullinduktorstroms for DC-DC buck converter |
| 04/07/2011 | DE102009052910A1 Verfahren und Einrichtung zur Optimierung des Energieverbrauchs von Werkzeugmaschinen Method and apparatus for optimizing the energy consumption of machine tools |
| 04/06/2011 | EP2306640A1 Method and apparatus for power supplies with voltage tracking |
| 04/06/2011 | CN201789207U Voltage-regulating and power-saving power distribution cabinet |
| 04/06/2011 | CN201789203U Power distribution cabinet |
| 04/06/2011 | CN201788434U Multipath bidirectional digital controlled constant current source |
| 04/06/2011 | CN102004515A Constant voltage circuit |
| 04/06/2011 | CN102004514A Constant voltage circuit |
| 04/06/2011 | CN102004513A Application of closed-loop Hall current sensor in high-energy big beam current ion implanter filament supply |
| 04/06/2011 | CN102004512A Voltage reducing circuit |
| 04/06/2011 | CN101442287B Diesel locomotive constant-power control method with voltage-limiting current-limiting protection |
| 04/06/2011 | CN101286700B Switching power supply apparatus for fast eliminating oscillation and control method thereof |