| 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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| 07/17/2012 | US8222950 Temperature sensor of a CPU and PWM controller thereof |
| 07/17/2012 | US8222882 Power supply controller with input voltage compensation for efficiency and maximum power output |
| 07/17/2012 | US8222881 Low-power feedback and method for DC-DC converters and voltage regulators for energy harvesters |
| 07/17/2012 | US8222880 DC-DC conversion device with digitally controlled comparator |
| 07/17/2012 | US8222879 Method and apparatus for synchronous buck with active negative current modulation |
| 07/17/2012 | US8222878 Current mode DC-DC converter having a pulse width modulation signal of reduced delay |
| 07/17/2012 | US8222877 Voltage regulator and method for voltage regulation |
| 07/17/2012 | US8222876 Power management chip with dual function pin |
| 07/17/2012 | US8222875 Semiconductor circuit and switching power supply apparatus |
| 07/17/2012 | US8222874 Current mode boost converter using slope compensation |
| 07/17/2012 | US8222873 Current mode bang-bang regulator amplifier |
| 07/17/2012 | US8222872 Switching power converter with selectable mode auxiliary power supply |
| 07/17/2012 | US8222846 Output circuit |
| 07/17/2012 | US8222834 HID lamp ballast with controlled DC step down circuit |
| 07/17/2012 | US8222833 Illumination device for plants |
| 07/17/2012 | CA2650801C Mitigation of harmonic currents and conservation of power in non-linear load systems |
| 07/12/2012 | WO2012093177A2 Semiconductor device arrangement with a first semiconductor device and with a plurality of second semi conductor devices |
| 07/12/2012 | US20120176822 Synthetic ripple Hysteretic powder converter |
| 07/12/2012 | US20120176187 Method for Preventing the Over-Stress of MV Devices |
| 07/12/2012 | US20120176184 Method and circuit for an operating area limiter |
| 07/12/2012 | US20120176113 Regulating Current Output From A Buck Converter Without External Current Sensing |
| 07/12/2012 | US20120176112 Circuit for sensing load current of a voltage regulator |
| 07/12/2012 | US20120176111 Power Control Circuit, Switching Power Converter, and Method for Reducing Noise and Switching Loss |
| 07/12/2012 | US20120176110 Voltage regulation circuit |
| 07/12/2012 | US20120176109 Voltage Regulator |
| 07/12/2012 | US20120176108 Dc-to-dc converter |
| 07/12/2012 | US20120176107 Ldo linear regulator with improved transient response |
| 07/12/2012 | US20120176106 Switching supply circuits and methods |
| 07/12/2012 | US20120176105 Multi-phase switching regulator and driver circuit and control method thereof |
| 07/12/2012 | US20120176104 Synchronous Switching Power Converter with Zero Current Detection, and Method Thereof |
| 07/12/2012 | US20120176103 Voltage Conversion and/or Electrical Measurements from 400 Volts Upwards |
| 07/12/2012 | US20120176102 Power control method and apparatus for tracking maximum power point in a photovoltaic system |
| 07/12/2012 | US20120176101 Power Factor Correction Device |
| 07/12/2012 | DE19816806B4 Zwei elektronische Schaltungen zur Stromregelung mit parallelgeschalteten Stellgliedern mit temperaturabhängiger Aufteilung der Teilströme Two electronic circuits for current control with parallel actuators with temperature-dependent distribution of the sub-streams |
| 07/12/2012 | DE102012100146A1 Spannungsregler Voltage Regulators |
| 07/11/2012 | EP2474875A1 Power supply device |
| 07/11/2012 | EP2473891A1 A temperature compensated rc oscillator for signal conditioning asic using source bulk voltage of mosfet |
| 07/11/2012 | CN202334463U 一种高精度电压比较器 A high precision voltage comparators |
| 07/11/2012 | CN202334376U Photovoltaic power generation maximum power point tracking device |
| 07/11/2012 | CN202331256U 一种发电机负载连续可变系统 An electric generator load continuously variable system |
| 07/11/2012 | CN202331255U 节能电子调节装置 Energy-saving electronic adjustment device |
| 07/11/2012 | CN202331254U 设有过流保护电路模块的电流-电压转换电路 Overcurrent protection circuit module provided with a current - voltage conversion circuit |
| 07/11/2012 | CN202331253U 基于运算放大器的高精度可调电源 Based on high-precision operational amplifier adjustable power supply |
| 07/11/2012 | CN202331252U 阈值电压产生电路 Threshold voltage generating circuit |
| 07/11/2012 | CN202331251U 低压差线性稳压电路 Low dropout linear regulator circuit |
| 07/11/2012 | CN202331250U 基于集成稳压电路lm350的降压电路 Based on the integrated circuit buck regulator circuit lm350 |
| 07/11/2012 | CN202331249U 一种充电开关装置 A charging switching means |
| 07/11/2012 | CN202331248U 一种单电源零伏起调稳定电源 Zero volts from a single power supply stable power transfer |
| 07/11/2012 | CN202331247U 用于泡生法晶体生长设备的电源 Power for Kyropoulos crystal growth equipment |
| 07/11/2012 | CN202331246U Voltage-stabilizing circuit and analog voltage output system |
| 07/11/2012 | CN202331245U 一种交流稳压模块电路 An AC voltage regulator module circuit |
| 07/11/2012 | CN202331244U 交流电无触点稳压器 Non-contact AC voltage regulator |
| 07/11/2012 | CN202331243U 新型全自动无触点交流稳压电源 New automatic non-contact AC power supply |
| 07/11/2012 | CN202331242U Alternative current signal amplitude regulation circuit |
| 07/11/2012 | CN202330331U 一种嵌入式智能气体传感器 Embedded intelligent gas sensor |
| 07/11/2012 | CN102577005A Semiconductor integrated circuit, electronic apparatus provided with the semiconductor integrated circuit, and method for controlling the electronic apparatus |
| 07/11/2012 | CN102576234A Power supply device |
| 07/11/2012 | CN102576233A Load control device |
| 07/11/2012 | CN102571044A Voltage comparator |
| 07/11/2012 | CN102570909A Solar power generation system and method |
| 07/11/2012 | CN102570804A DC (direct current) power supply conversion module and control method thereof as well as connector and energy collection system |
| 07/11/2012 | CN102566646A Maximum power point tracking method under partial shade condition of photovoltaic system |
| 07/11/2012 | CN102566645A Maximum power control method of photovoltaic grid-connected inverter |
| 07/11/2012 | CN102566644A Impedence tuning apparatus |
| 07/11/2012 | CN102566643A Driving voltage adjustment circuit |
| 07/11/2012 | CN102566642A High-voltage voltage-regulating circuit |
| 07/11/2012 | CN102566641A Low-noise current buffer circuit and current-voltage converter |
| 07/11/2012 | CN102566640A Voltage-stabilizing circuit with hiccup mode over-current protection function |
| 07/11/2012 | CN102566639A 电压调节器 Voltage Regulator |
| 07/11/2012 | CN102566638A Regulator with high psrr |
| 07/11/2012 | CN102566637A Low-voltage-difference linear voltage stabilizer |
| 07/11/2012 | CN102566636A Vehicle-mounted voltage-stabilizing power supply |
| 07/11/2012 | CN102566635A Reverse shunt regulator, flyback converter and method for controlling output feedback thereof |
| 07/11/2012 | CN102566634A Linear voltage stabilizing circuit |
| 07/11/2012 | CN102566633A Low-voltage-difference voltage stabilizer |
| 07/11/2012 | CN102566632A 稳压电路 Regulator circuit |
| 07/11/2012 | CN102023666B Voltage control device of protein isoelectric focusing and voltage control method thereof |
| 07/11/2012 | CN101548454B Multiphase power converters and multiphase power converting methods |
| 07/11/2012 | CN101542865B Power generating device and method for operating the same |
| 07/11/2012 | CN101236439B Apparatus and method for self calibration of current feedback |
| 07/10/2012 | US8219832 Methods and systems for managing a voltage regulator |
| 07/10/2012 | US8219258 Queuing access to a shared power supply |
| 07/10/2012 | US8218070 Image pick-up apparatus and image pick-up system |
| 07/10/2012 | US8217713 High precision current reference using offset PTAT correction |
| 07/10/2012 | US8217712 Semiconductor device that can adjust substrate voltage |
| 07/10/2012 | US8217711 Charge pump with self-timing and method |
| 07/10/2012 | US8217707 Thermal control system and method for operating an integrated circuit |
| 07/10/2012 | US8217637 Frequency compensation based on dual signal paths for voltage-mode switching regulators |
| 07/10/2012 | US8217636 Circuit and method for reducing output voltage transients in a voltage mode buck converter |
| 07/10/2012 | US8217635 LDO with distributed output device |
| 07/10/2012 | US8217634 Current control systems with current feedbacks |
| 07/10/2012 | US8217633 Voltage step-up/step-down switching regulator and control method thereof |
| 07/10/2012 | US8217632 Synchronous driver circuit and integrated circuit for use therein |
| 07/10/2012 | US8217615 Current sensing in a disk-drive spindle motor |
| 07/10/2012 | US8217594 Light emitting device with variable volume |
| 07/10/2012 | US8217589 Method for transmitting control information from a control device to a lamp unit as well as a corresponding illuminating system, lamp unit and control device |
| 07/10/2012 | US8217588 Adaptive dimmable LED lamp |
| 07/10/2012 | CA2549876C Variable ac voltage regulation control method and apparatus |
| 07/05/2012 | WO2012092198A1 Safe area voltage and current interface |
| 07/05/2012 | WO2012091850A1 System, apparatus and methods for controlling multiple output converters |