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)
08/2005
08/18/2005US20050179484 Bias voltage supply circuit and radio-frequency amplification circuit
08/18/2005DE102004055452A1 Ausgangsschaltung Output circuit
08/18/2005DE102004004305A1 Band spacing reference power supply uses bipolar transistors to generate a reference current
08/18/2005DE102004004271A1 Hochgeschwindigkeits-Pegelumsetzter mit Wechselstrom-Vorwärtskopplung High-speed Pegelumsetzter with AC feedforward
08/18/2005DE102004002007A1 Transistoranordnung mit Temperaturkompensation und Verfahren zur Temperaturkompensation Transistor arrangement with temperature compensation and method for temperature compensation
08/17/2005EP1563588A2 Power converter circuitry and method
08/17/2005CN1655086A Bias compensation circuit for adjusting transconductance variation range of transistor in load
08/17/2005CN1215404C RMS-DC converter and RMS-DC conversion method
08/17/2005CN1215388C Drive voltage controller
08/16/2005US6930543 Bias potential generating apparatus
08/16/2005US6930542 Differential gain boosting
08/16/2005US6930541 Voltage clamper capable of controlling a voltage drop according to an external input voltage
08/16/2005US6930539 Reference voltage circuit and method of generating a reference voltage
08/16/2005US6930538 Reference voltage source, temperature sensor, temperature threshold detector, chip and corresponding system
08/16/2005US6930537 Band-gap reference circuit with averaged current mirror offsets and method
08/11/2005WO2005039026A3 A high precision digital-to-analog converter with optimized power consumption
08/11/2005US20050174165 Constant current source apparatus including two series depletion-type MOS transistors
08/11/2005US20050174099 Current drive circuit, light emitting element drive circuit and digital-analog converter
08/11/2005DE102004002423A1 Band-gap reference circuit, has first- and second-circuit sections each with bipolar transistor arrangement
08/10/2005EP1562166A2 Semiconductor device
08/10/2005EP1561153A2 Temperature-compensated current reference circuit
08/10/2005CN1652179A 半导体装置 Semiconductor device
08/10/2005CN1214526C Current-limited switch and method for limiting current through power MOSFET
08/09/2005US6927622 Current source
08/09/2005US6927621 Voltage generator
08/09/2005US6927609 Current-mode receiving device for display system
08/09/2005US6927559 Constant voltage power supply
08/09/2005US6927558 Power supply voltage lowering circuit used in semiconductor device
08/04/2005WO2005040952A3 Power system inhibit method and device and structure therefor
08/04/2005US20050169027 High-speed level shifter with AC feed-forward
08/04/2005US20050168293 Oscillation circuit and semiconductor device
08/04/2005US20050168272 Voltage regulator with improved load regulation using adaptive biasing
08/04/2005US20050168270 Output stages for high current low noise bandgap reference circuit implementations
08/04/2005US20050168207 Voltage source circuit with selectable temperature independent and temperature dependent voltage outputs
08/04/2005US20050168159 Power supply circuit that is stable against sudden load change
08/04/2005DE4427052B4 Referenzspannungsgenerator Reference voltage generator
08/03/2005EP1560147A2 Power supply circuit that is stable against sudden load change
08/03/2005EP1451855A4 Low power bandgap circuit
08/03/2005CN1213483C Semiconductor device
08/02/2005US6924693 Current source self-biasing circuit and method
08/02/2005US6924689 Level shifter reference generator
07/2005
07/28/2005WO2005069098A1 A low offset bandgap voltage reference
07/28/2005WO2005069097A1 Transistor arrangement with temperature compensation and method for temperature compensation
07/28/2005US20050162217 Bias circuit
07/28/2005US20050162215 Temperature sensing variable frequency generator
07/28/2005US20050162214 Semiconductor device
07/28/2005US20050162206 Semiconductor device
07/28/2005DE102004052392A1 Konstantspannungsschaltkreis Constant voltage circuit
07/27/2005CN1647006A Current shutdown circuit for active bias circuit having process variation compensation
07/26/2005US6922099 Class AB voltage regulator
07/26/2005US6922096 Area efficient charge pump
07/26/2005US6922045 Current driver and method of precisely controlling output current
07/21/2005WO2005065138A2 High efficiency, low cost, charge pump circuit
07/21/2005WO2005050654A3 Back-bias voltage generator with temperature control
07/21/2005US20050156636 Output circuit
07/21/2005DE4410211B4 Schaltungsanordnung zur schaltbaren Ansteuerung einer Last Circuit arrangement for switchable load control
07/20/2005CN1643680A Adaptive threshold voltage control with positive body bias for N and P-channel transistors
07/20/2005CN1641509A Low voltage operated current mirror
07/19/2005US6919753 Temperature independent CMOS reference voltage circuit for low-voltage applications
07/14/2005US20050151580 Four-phase dual pumping circuit
07/14/2005US20050151528 Low offset bandgap voltage reference
07/14/2005US20050151527 Method and apparatus for power supplying capable of quickly responding to rapid changes in a load current
07/14/2005US20050151526 Method of limiting the noise bandwidth of a bandgap voltage generator and relative bandgap voltage generator
07/14/2005DE10357772A1 Control unit as for an oil level sensor in a motor vehicle comprises current mirror whose output current governs the voltage drop over a sensor resistance
07/14/2005DE10357771A1 Steuereinheit und Steuervorrichtung mit der Steuereinheit Control unit and control device with the control unit
07/14/2005DE10357214A1 Control unit for a motor vehicle oil level sensor has current mirror feeding a sensor resistance whose current is controlled by a current source control signal
07/13/2005CN1638277A Comparator circuit and power supply circuit
07/13/2005CN1638264A 电流控制电路 Current control circuit
07/13/2005CN1637946A Internal voltage generating circuit in semiconductor memory device
07/13/2005CN1637678A Low voltage cmos bandgap reference
07/12/2005US6917237 Temperature dependent regulation of threshold voltage
07/07/2005WO2005062150A1 Voltage generating circuit and semiconductor integrated circuit device
07/07/2005US20050148142 High performance FET with laterally thin extension
07/07/2005US20050146377 Temperature compensation for floating gate circuits
07/07/2005US20050146375 Charge pump circuit suitable for low-voltage process
07/07/2005US20050146316 Current reference circuit with voltage-to-current converter having auto-tuning function
07/05/2005US6914548 Programmable DC voltage generator
07/05/2005US6914476 High bandwidth, high PSRR, low dropout voltage regulator
07/05/2005US6914475 Bandgap reference circuit for low supply voltage applications
07/05/2005US6914474 Voltage boosting circuit without output clamping for regulation
06/2005
06/30/2005US20050141292 Internal voltage generating circuit in semiconductor memory device
06/30/2005US20050140428 Low voltage cmos bandgap reference
06/30/2005US20050140427 Comparator circuit and power supply circuit
06/30/2005US20050140426 Charge pump circuit
06/30/2005US20050140350 Circuit for supplying constant voltage
06/30/2005US20050140314 Current control circuit
06/30/2005DE10353340A1 Circuit structure for making a bias voltage available has a resistor and a second transistor wired between a control input and a connection for a controlled route in a first transistor
06/29/2005EP1548536A1 Metal-oxide-semiconductor device having integrated bias circuit
06/29/2005CN2706889Y Ultra-thin relay coupled terminal bank
06/28/2005US6911861 Current biasing circuit with temperature compensation and related methods of compensating output current
06/23/2005WO2005057313A1 Improved bandgap voltage reference
06/23/2005WO2005057134A2 Control unit, and control device comprising said control unit
06/23/2005WO2005031489A3 Current mirror compensation using channel length modulation
06/23/2005US20050136862 Circuit and method for setting the operation point of a BGR circuit
06/23/2005US20050134366 Current source circuit and amplifier using the same
06/23/2005US20050134365 CMOS reference voltage circuit
06/23/2005US20050134364 Reference compensation circuit
06/23/2005US20050134359 Metal-oxide-semiconductor device having integrated bias circuit
06/23/2005DE19983197B4 Verfahren und Einrichtung für ein schnelles Programmieren während der Herstellung und für In-System-Schreiboperationen bei niedriger Spannung für ein programmierbares logisches Bauelement Method and apparatus for a fast programming during manufacturing and for in-system write operations at a low voltage for a programmable logic device
06/23/2005DE10102129B4 Schaltungsanordnung zur Erzeugung einer Referenzspannung Circuit arrangement for generating a reference voltage
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