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)
07/2006
07/27/2006WO2006077909A1 Constant current circuit, light emitting apparatus and power supply apparatus using that constant current circuit
07/27/2006US20060164060 Constant-voltage circuit, semiconductor device using the same, and constant-voltage outputting method
07/27/2006US20060164059 On-chip high frequency power supply noise sensor
07/26/2006EP1682991A2 Mechanical motion sensor and low-power trigger circuit
07/26/2006CN1808323A Voltage regulator with self-compensation, booster circuit and related method of regulating voltage
07/26/2006CN1266838C Semiconductor integrated circuit device capable of generating stably constant current under low power voltage
07/25/2006US7082062 Voltage output control apparatus and method
07/25/2006US7081775 Bias technique for operating point control in multistage circuits
07/25/2006US7081743 Intelligent power supply and control method thereof
07/20/2006WO2006075425A1 Semiconductor device
07/19/2006EP1681608A2 Electronic circuit, semiconductor device, electronic equipment, and timepiece
07/18/2006US7079127 Reference voltage generation circuit, display driver circuit, display device, and method of generating reference voltage
07/18/2006US7078958 CMOS bandgap reference with low voltage operation
07/18/2006US7078957 Internal voltage generator of semiconductor device comprising characteristic controller
07/18/2006US7078956 Charge pump circuit
07/18/2006US7078954 Temperature sensing circuit
07/18/2006CA2236336C Regulated dram cell plate and precharge voltage generator
07/13/2006WO2006025018A3 Device and method for comparing two supply voltages
07/13/2006US20060152206 Method for improving the power supply rejection ratio (PSRR) of low power reference circuits
07/12/2006EP1678565A2 A high precision digital-to-analog converter with optimized power consumption
07/11/2006US7075413 Reference circuit enhancement for passive RFID tags
07/11/2006US7075358 Base current compensation for a bipolar transistor current mirror circuit
07/11/2006US7075357 Boosting circuit and semiconductor device using the same
07/11/2006US7075356 Charge pump circuit
07/11/2006US7075282 Low-power bandgap reference circuits having relatively less components
07/11/2006US7075281 Precision PTAT current source using only one external resistor
07/06/2006US20060145753 System for setting an electrical circuit parameter at a predetermined value
07/06/2006US20060145679 Voltage regulator having positive temperature coefficient for self-compensation and related method of regulating voltage
07/06/2006DE102005024371A1 Metal oxide semiconductor transistor for use in constant voltage generation circuit, has gate provided between source and drain regions, where number of source contacts in is smaller than number of drain contacts
07/06/2006DE102004062357A1 Versorgungsschaltung zur Erzeugung eines Referenzstroms mit vorgebbarer Temperaturabhängigkeit Supply circuit for generating a reference current with a predeterminable temperature dependence
07/06/2006DE10148487B4 Referenzspannungsschaltung Reference voltage circuit
07/04/2006US7071770 Low supply voltage bias circuit, semiconductor device, wafer and system including same, and method of generating a bias reference
07/04/2006US7071768 Semiconductor integrated circuit having controllable internal supply voltage
07/04/2006US7071767 Precise voltage/current reference circuit using current-mode technique in CMOS technology
07/04/2006US7071766 Constant voltage generating circuit
07/04/2006US7071765 Boost clock generation circuit and semiconductor device
07/04/2006US7071673 Process insensitive voltage reference
07/04/2006US7071672 Method and circuit arrangement for generating an output voltage
07/04/2006US7071671 Circuit for supplying constant voltage
07/04/2006US7071670 Generating reference voltages
07/04/2006US7071669 Reference voltage generation circuit, display driver circuit, display device, and method of generating reference voltage
06/2006
06/29/2006US20060139088 Biasing scheme for low supply headroom applications
06/29/2006US20060139022 System and method for generating a reference voltage
06/28/2006EP1673671A2 Power system inhibit method and device and structure therefor
06/28/2006CN1262069C Semiconductor integrated circuit having leakage current cut-off circuit
06/27/2006US7068547 Internal voltage generating circuit in semiconductor memory device
06/27/2006US7068116 Oscillation circuit and semiconductor device free from the influence of source voltage, temperature and fluctuations in the inverter threshold voltage
06/27/2006US7068093 Semiconductor integrated circuit with voltage adjusting circuit
06/27/2006US7068024 Voltage regulator having positive temperature coefficient for self-compensation and related method of regulating voltage
06/22/2006US20060132228 Multiple circuit blocks with interblock control and power conservation
06/22/2006US20060132226 Switching circuit for producing an adjustable output characteristic
06/22/2006US20060132225 Standard voltage generation circuit
06/22/2006US20060132114 Step voltage generation
06/22/2006DE10146831B4 Verfahren zur Erzeugung eines zeitlich begrenzten Signals A process for producing a time-limited signal
06/21/2006CN1790217A Semiconductor device with leakage current compensating circuit
06/21/2006CN1260888C Level drift circuit and active matrix driver
06/20/2006US7064696 Current drive circuit, light emitting element drive circuit and digital-analog converter
06/20/2006US7064601 Reference voltage generating circuit using active resistance device
06/20/2006US7064534 Regulator circuitry and method
06/15/2006WO2006020296A3 Precision, low drift, stacked voltage reference
06/15/2006US20060125463 Voltage-controlled current source
06/15/2006US20060125462 Power supply circuit for producing a reference current with a prescribable temperature dependence
06/15/2006US20060125461 Constant voltage generator and electronic equipment using the same
06/15/2006US20060125460 Reference current generator
06/14/2006EP1669832A1 An accurate high current circuit
06/14/2006EP1595151B1 Current monitoring system using bi-directional current sensor
06/14/2006EP1242853B1 Electronic circuit
06/14/2006DE102004059603A1 Generating device for stabilized operating low voltage for electronic board in mains operated units has capacitor as quasi stable intermediate reservoir attached over voltage-dependent resistor on upper reservoir
06/13/2006US7062662 I/O resonance cancellation circuit based on charge-pumped capacitors
06/13/2006US7061308 Voltage divider for integrated circuits
06/13/2006US7061307 Current mirror compensation circuit and method
06/13/2006US7061303 Photoelectric leak current compensating circuit and optical signal circuit using same
06/08/2006WO2006059500A1 Power supply device, light emitting device using such power supply device, and electronic device
06/08/2006US20060119328 Method for reducing the cost of voltage regulation circuitry in switch mode power supplies
06/07/2006EP1667005A1 Regulated current mirror
06/07/2006EP1667004A2 Temperature compensated reference current generator
06/07/2006EP1665531A1 Timing generator with bias current compensation circuit and method
06/07/2006EP1664968A1 Integrated circuit with automatic start up function
06/07/2006EP1664967A2 Current mirror compensation using channel length modulation
06/07/2006EP1664965A2 Quiescent current control circuit for high-power amplifiers
06/07/2006CN1782940A Current mirror circuit,driving circuit using the same,and method of driving the circuit
06/06/2006US7057448 Variable output-type constant current source circuit
06/06/2006US7057446 Reference voltage generating circuit and internal voltage generating circuit for controlling internal voltage level
06/06/2006US7057445 Bias voltage generating circuit and differential amplifier
06/06/2006US7057443 Temperature independent current source and active filter circuit using the same
06/06/2006US7057442 Temperature-independent current source circuit
06/06/2006US7057382 Voltage reference circuit
06/01/2006US20060113982 Regulated current mirror
06/01/2006US20060113845 Performance test board
06/01/2006DE102004055039A1 Voltage system for monitoring voltage by creating a reference voltage not subject to temperature and a standard voltage subject to temperature has first and second voltage-creating circuits
05/2006
05/31/2006EP0915409B1 Electronic circuit, semiconductor device, electronic equipment, and clock
05/31/2006EP0914707B1 Charge pump circuit architecture
05/31/2006CN1779591A CMOS reference current source with higher-order temperature compensation
05/30/2006US7053699 Current output stages
05/30/2006US7053696 Semiconductor device with resistor element
05/30/2006US7053695 Current source circuit and amplifier using the same
05/30/2006US7053692 Powergate control using boosted and negative voltages
05/30/2006US7053597 Regulator and related control method for preventing exceeding initial current by compensation current of additional current mirror
05/30/2006US7053596 Constant voltage generating circuit and reference voltage generating circuit
05/30/2006US7053591 Power conversion device with efficient output current sensing
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