| 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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| 02/06/2013 | CN102915058A Voltage regulation equipment applied to autotransformer of electric power system |
| 02/06/2013 | CN102915057A Voltage regulating method applied to autotransformer of power system |
| 02/06/2013 | CN102915056A Transient recovery voltage regulation device |
| 02/06/2013 | CN102023183B Control method for AC magnetic particle inspection magnetization current peak and circuit for implementing same |
| 02/06/2013 | CN101794990B System and method for compensating direct current self-bias voltage |
| 02/06/2013 | CN101258457B Low drop out voltage regulator |
| 02/05/2013 | US8370654 AVS-adaptive voltage scaling |
| 02/05/2013 | US8369542 Power control apparatus, speaker apparatus and power control method |
| 02/05/2013 | US8369010 Microscope with motion sensor for control of power supply and light source |
| 02/05/2013 | US8368460 Internal voltage generation circuit and integrated circuit including the same |
| 02/05/2013 | US8368459 Constant-voltage circuit |
| 02/05/2013 | US8368458 Impedance tuning apparatus |
| 02/05/2013 | US8368455 Apparatus and method for automatic control of current electrodes for electrical resistivity survey |
| 02/05/2013 | US8368376 Electronic device with power switch capable of regulating power dissipation |
| 02/05/2013 | US8368375 Switching regulator with transient control function and control circuit and method therefor |
| 02/05/2013 | US8368374 Comparator type DC-DC converter using synchronous rectification method |
| 02/05/2013 | US8368373 Control circuit of power supply unit, power supply unit and control method thereof |
| 02/05/2013 | US8368372 Switch mode regulator |
| 02/05/2013 | US8368371 Method for controlling an interleaving multiphase converter and corresponding controller |
| 02/05/2013 | US8368370 Controller compensation for frequency jitter |
| 02/05/2013 | US8368369 Single-bound hysteretic regulation of switched-capacitor converters |
| 02/05/2013 | US8368368 System and method for improving inductor current sensing accuracy of a DC/DC voltage regulator |
| 02/05/2013 | US8368367 Voltage divider circuit and voltage regulator |
| 02/05/2013 | US8368366 Driver circuit and test apparatus |
| 02/05/2013 | US8368365 Continuously switching buck-boost control |
| 02/05/2013 | US8368364 DC-DC converter with snubber circuit |
| 02/05/2013 | US8368363 Current sensing circuit and switching regulator including the same |
| 02/05/2013 | US8368362 Boost-forward-flyback high gain converter |
| 02/05/2013 | US8368361 Switching power converter controller with direct current transformer sensing |
| 02/05/2013 | US8368355 Portable electronic device power manager with current limit feedback control loop modification for stabilizing an external power supply |
| 02/05/2013 | US8368324 Driving apparatus and method for adjusting drive voltage |
| 02/05/2013 | US8368323 Power supply unit having dimmer function and lighting unit |
| 02/05/2013 | US8368320 Cold cathode fluorescent lamp driving circuits and associated methods of control |
| 02/05/2013 | CA2627609C Remote control of lighting |
| 01/31/2013 | WO2013016550A2 Method and apparatus for isolating high voltage power control elements |
| 01/31/2013 | WO2013016289A1 Switching regulator with variable compensation |
| 01/31/2013 | WO2013015921A1 Systems and methods to reduce the number and cost of management units of distributed power generators |
| 01/31/2013 | WO2013015610A2 Electronic temperature control apparatus, cooler using the same, heater using the same, and control method thereof |
| 01/31/2013 | WO2013013957A1 Low-dropout regulator and method for voltage regulation |
| 01/31/2013 | US20130027825 Methods and apparatus related to an inductive switching test |
| 01/31/2013 | US20130027150 Fast start up, ultra-low power bias generator for fast wake up oscillators |
| 01/31/2013 | US20130027125 Low leakage and data retention circuitry |
| 01/31/2013 | US20130027124 Electronic comparison circuit |
| 01/31/2013 | US20130027122 On-chip active decoupling capacitors for regulating voltage of an integrated circuit |
| 01/31/2013 | US20130027121 Semiconductor interated circuit |
| 01/31/2013 | US20130027015 Multi input circuit |
| 01/31/2013 | US20130027014 Power supply controller with an input voltage compensation circuit |
| 01/31/2013 | US20130027013 Error voltage generation circuit, switch control circuit comprising the same, and power factor corrector comprising the switch control circuit |
| 01/31/2013 | US20130027012 Dc-dc converter and voltage conversion method thereof |
| 01/31/2013 | US20130027011 Power supplying circuit and power supplying method |
| 01/31/2013 | US20130027010 Voltage Regulator |
| 01/31/2013 | US20130027009 Switching Regulator with Increased Light Load Efficiency |
| 01/31/2013 | US20130027008 Start-up circuit |
| 01/31/2013 | US20130027007 Amplifier with multiple zero-pole pairs |
| 01/31/2013 | US20130027006 Boost power converter with high-side active damping in discontinuous conduction mode |
| 01/31/2013 | US20130027005 System for eliminating current surges in electronic systems and equipment having intermittent current consumption |
| 01/31/2013 | US20130027004 Power detection regulation device |
| 01/31/2013 | US20130026843 System and Method for Local String Management Unit |
| 01/31/2013 | DE102009004723B4 Netzteil Power Supply |
| 01/31/2013 | CA2843350A1 Method and apparatus for isolating high voltage power control elements |
| 01/30/2013 | EP2551986A1 Maximum power point tracking for power conversion system and method thereof |
| 01/30/2013 | EP2551743A1 Low-dropout regulator and method for voltage regulation |
| 01/30/2013 | EP2550727A2 Voltage regulator bypass resistance control |
| 01/30/2013 | CN202711112U Microcontroller-based intelligent power board |
| 01/30/2013 | CN202711111U Power regulating device of warming desk heater |
| 01/30/2013 | CN202711110U Low-cost power-on sequence control circuit |
| 01/30/2013 | CN202711109U Compensation circuit for remote-end voltage stabilization by using feedback loop |
| 01/30/2013 | CN202711108U Low-voltage bandgap voltage reference circuit |
| 01/30/2013 | CN202711107U Reference voltage circuit structure with low temperature drift |
| 01/30/2013 | CN202711106U Linear voltage regulator with internally-installed compensation capacitor |
| 01/30/2013 | CN202711105U Low dropout regulator with wide load range and dynamic compensation ESR (equivalent series resistance) |
| 01/30/2013 | CN202711104U Low Dropout Regulator |
| 01/30/2013 | CN202711103U High voltage power control circuit |
| 01/30/2013 | CN202711102U Student laboratory power supply |
| 01/30/2013 | CN102906660A On-chip low voltage capacitor-less low dropout regulator with q-control |
| 01/30/2013 | CN102904564A Method for adjusting driving current of transmission interface and relevant device |
| 01/30/2013 | CN102902298A Photovoltaic array maximum power point tracking (MPPT) controller based on segmented model and controlling method |
| 01/30/2013 | CN102902297A Method and apparatus for isolating high voltage power control elements |
| 01/30/2013 | CN102902296A Temperature compensation circuit unaffected by process deviation and used in precise constant current source |
| 01/30/2013 | CN102902295A Methods and apparatus for voltage regulation with dynamic transient optimization |
| 01/30/2013 | CN102902294A Method and system for full-automatic intelligent program-control power supply of subsurface instrument in well logging system |
| 01/30/2013 | CN102902293A Semiconductor interated circuit |
| 01/30/2013 | CN102902292A Method for controlling voltage setting point of direct current high-low voltage converter of pure electromobile |
| 01/30/2013 | CN101964608B Photovoltaic power generation distribution type maximum power output system |
| 01/30/2013 | CN101771348B Method and device for regulating voltage of intermediate bus of switching power supply |
| 01/29/2013 | USRE43946 Digital control switching power-supply device and information processing equipment |
| 01/29/2013 | US8362827 Semiconductor device including transistors that exercise control to reduce standby current |
| 01/29/2013 | US8362826 Reduced gain variation biasing for short channel devices |
| 01/29/2013 | US8362825 Sub-stage for a charge pump |
| 01/29/2013 | US8362824 Exponential voltage conversion switched capacitor charge pump |
| 01/29/2013 | US8362823 Charge pump regulator and method of producing a regulated voltage |
| 01/29/2013 | US8362756 Digital boost feedback voltage controller for switch-mode power supplies using pulse-frequency modulation |
| 01/29/2013 | US8362755 Current-mode control type DC-DC converter and control method therefor |
| 01/29/2013 | US8362754 Discharging control device for electric power conversion system |
| 01/29/2013 | US8362753 Switching power supply circuit |
| 01/29/2013 | US8362752 Power supply with a magnetically uncoupled phase and an odd number of magnetically coupled phases, and control for a power supply with magnetically coupled and magnetically uncoupled phases |
| 01/29/2013 | US8362714 LED illumination system with a power saving feature |
| 01/29/2013 | US8362705 Analog LED controller |
| 01/24/2013 | US20130021091 Power control circuit and method therefor |
| 01/24/2013 | US20130021090 Power control device and method therefor |