Patents
Patents for G05F 3 - Non-retroactive systems for regulating electric variables by using an uncontrolled element, or an uncontrolled combination of elements, such element or such combination having self-regulating properties (12,739)
01/2011
01/26/2011CN101383124B Display apparatus and driving method of display apparatus
01/25/2011US7876589 Semiconductor circuit device and data processing system
01/25/2011US7876082 DC/DC converter and slope compensation circuit thereof
01/25/2011US7876079 System and method for regulating a power supply
01/20/2011US20110013441 Static converter and method for starting up the converter
01/20/2011US20110012671 Charge Pump Circuit
01/20/2011US20110012582 Low-pass filter, constant voltage circuit, and semiconductor integrated circuit including same
01/20/2011US20110012581 Bandgap circuit having a zero temperature coefficient
01/20/2011US20110012580 Electronic Leakage Reduction Techniques
01/20/2011US20110012579 Power converter, device and method for interleaving controlling power factor correction circuits
01/19/2011EP2274659A1 System and method of using residual voltage from a prior operation to establish a bias voltage for a subsequent operation
01/19/2011EP1756945B1 Current-mode instrumentation amplifier gain error correction circuitry
01/18/2011US7873856 Microcontroller unit having power supply voltage monitor
01/18/2011US7872519 Voltage divider circuit
01/18/2011US7872518 Circuit and method for detecting, whether a voltage difference between two voltages is below a desired voltage difference, and protection circuit
01/18/2011US7872463 Current balance arrangement
01/18/2011US7872462 Bandgap reference circuits
01/18/2011US7872455 Low-power voltage reference
01/13/2011WO2011004457A1 Constant current circuit and semiconductor integrated circuit
01/13/2011US20110006837 Graphene Device, Method of Investigating Graphene, and Method of Operating Graphene Device
01/13/2011US20110006750 Low power and high accuracy band gap voltage reference circuit
01/13/2011US20110006749 Startup circuit for bandgap voltage reference generators
01/12/2011EP2273339A1 Startup circuit for bandgap voltage reference generators
01/12/2011CN101943928A Voltage generating device
01/12/2011CN101943927A Charge pump
01/11/2011US7868684 Semiconductor device whose internal power supply voltage is generated by voltage step-up circuit
01/06/2011WO2011002533A1 Transient voltage suppression circuit for an implanted rfid chip
01/06/2011US20110001557 Voltage reference circuit with temperature compensation
01/06/2011US20110001464 Power conversion device
01/06/2011US20110001463 Transceiver for Controlling Swing Width of Output Voltage
01/06/2011US20110001053 Low-power tdc-adc and anger logic in radiation detection applications
01/05/2011EP2271075A2 Photoelectric conversion element driven by a current mirror circuit
01/05/2011EP2270979A1 Preamplifier circuit for a microelectromechanical capacitive acoustic transducer
01/05/2011EP1756690B1 Precision chopper-stabilized current mirror
01/04/2011US7863970 Current source device
01/04/2011US7863884 Sub-volt bandgap voltage reference with buffered CTAT bias
01/04/2011US7863883 Low-voltage current reference and method thereof
01/04/2011US7863882 Bandgap voltage reference circuits and methods for producing bandgap voltages
12/2010
12/30/2010US20100329158 Rf single-ended to differential converter
12/30/2010US20100327844 Current mirror, devices including same, and methods of operation thereof
12/30/2010US20100327843 Wide-Swing Cascode Current Mirror
12/30/2010US20100327842 Reference voltage generator having a two transistor design
12/30/2010US20100327841 Semiconductor integrated circuit device
12/30/2010US20100327840 Supply voltage independent quick recovery regulator clamp
12/30/2010US20100327839 Driving controller and internal voltage generation circuit
12/30/2010US20100327838 Switching power converter with current sensing transformer auxiliary power supply
12/29/2010WO2010151598A1 A current mirror, devices including same, and methods of operation thereof
12/29/2010EP2267897A1 Input/output buffer
12/29/2010EP2267573A1 Reference-signal generator circuit for an analog-to-digital converter of a microelectromechanical acoustic transducer, and corresponding method
12/29/2010EP2266007A1 Threshold voltage extraction circuit
12/29/2010EP1508078B1 Voltage regulator with dynamically boosted bias current
12/29/2010CN201689355U Unsymmetrical bias voltage compensating band-gap reference circuit
12/29/2010CN101930248A Adjustable negative voltage reference circuit
12/29/2010CN101930247A Voltage reference circuit with automatic protection
12/28/2010US7859324 Power supply unit
12/28/2010US7859323 Negative output regulator circuit and electrical apparatus using same
12/28/2010US7859243 Enhanced cascode performance by reduced impact ionization
12/28/2010US7859242 DC-DC Converter
12/23/2010WO2010120562A3 Wideband jammer detector
12/23/2010WO2010120066A3 Energy supply system for current source arrangement and current feedback circuit device
12/23/2010US20100321079 Semiconductor integrated circuit
12/23/2010US20100320994 Multi-parallel magnetic-field cancellation type transformer
12/23/2010US20100320993 Constant voltage circuit
12/23/2010US20100320992 Buck-Boost Converter With Sample And Hold Circuit In Current Loop
12/22/2010CN101924547A Current sampling device
12/22/2010CN101923756A Power management device and point of sales terminal apparatus using thereof
12/22/2010CN101923367A Volatage bandgap reference circuit
12/22/2010CN101923366A CMOS (Complementary Metal-Oxide-Semiconductor) band-gap reference voltage source with fuse correction
12/22/2010CN101923365A Low-dropout linear voltage-regulating circuit
12/22/2010CN101452303B Method for preventing over-fast electrification and circuit thereof
12/22/2010CN101441493B Reference voltage circuit and common gate structure front end amplifying circuit
12/21/2010US7855864 Switched mode power supply method and apparatus
12/21/2010US7855593 Semiconductor integrated circuit device
12/21/2010US7855592 Charge pump
12/21/2010US7855542 Voltage regulator startup method and apparatus
12/16/2010WO2010144557A1 Data retention secondary voltage regulator
12/16/2010WO2010143128A1 Power supply
12/16/2010WO2010015662A3 Stable low dropout voltage regulator
12/16/2010US20100315157 Semiconductor device
12/16/2010US20100315156 Volatage bandgap reference circuit
12/16/2010US20100315060 Reference voltage generation circuit
12/15/2010CN201673425U Low-detuning and low-noise band-gap reference source circuit with stable chopped wave
12/15/2010CN101916128A Method and corresponding circuit for improving output power supply rejection ratio of band-gap reference source
12/15/2010CN101329833B Supply of a programming current to a pixel
12/14/2010US7852144 Current reference system and method
12/14/2010US7852143 Method for providing a very low reference current
12/14/2010US7852141 Circuit arrangement for selective generation of an analog current output value or an analog voltage output value
12/14/2010US7852140 Internal voltage generation circuit and method thereof
12/14/2010US7852062 Reference current generating apparatus
12/14/2010US7852061 Band gap generator with temperature invariant current correction circuit
12/14/2010US7852050 Apparatus and method for simultaneous provision of power flow control in a three-phase AC transmission line
12/09/2010US20100309715 Stable current supply circuit irrespective of pvt variations and semiconductor having same
12/09/2010US20100309697 Input current generating scheme for buck-boost controller
12/09/2010US20100308873 Switching device driving apparatus
12/09/2010US20100308789 Band gap reference voltage generator
12/09/2010US20100308788 Band-gap voltage reference circuit
12/09/2010US20100308787 Apparatus and method for pulse sampling control
12/09/2010DE102010029608A1 Impedanztransformationen mit Transistorschaltungen Impedance transformations with transistor circuits
12/08/2010CN101910964A Method and circuit for controlling radiant heat of transistor using metal-insulator transition device
12/08/2010CN101907901A Band gap circuit
1 ... 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 ... 128