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)
07/1996
07/02/1996US5532619 Precision level shifter w/current mirror
07/02/1996US5532617 CMOS input with temperature and VCC compensated threshold
07/02/1996US5532616 On-chip series terminated CMOS(Bi-CMOS) driver
07/02/1996US5532579 Temperature stabilized low reference voltage generator
07/02/1996US5532578 Reference voltage generator utilizing CMOS transistor
07/02/1996US5532576 Efficient, well regulated, DC-DC power supply up-converter for CMOS integrated circuits
06/1996
06/26/1996EP0718975A1 Output driver circuitry with limited output high voltage
06/26/1996EP0718887A1 Calibration circuit for resistors
06/26/1996EP0718744A2 Adjustable current source
06/26/1996EP0718743A1 Voltage reference circuit having a threshold voltage shift
06/26/1996EP0718741A2 Voltage regulator for an output driver with reduced output impedance
06/26/1996EP0718740A2 Dynamically controlled voltage reference circuit
06/26/1996EP0718739A2 Voltage reference circuit using an offset compensating current source
06/25/1996US5530397 Reference voltage generating circuit of semiconductor memory device
06/25/1996US5530395 Supply voltage level control using reference voltage generator and comparator circuits
06/25/1996US5530340 Constant voltage generating circuit
06/25/1996US5530339 Output current driver with an adaptive current source
06/19/1996EP0717334A2 Circuit for providing a compensated bias voltage
06/18/1996US5528193 Circuit for generating accurate voltage levels below substrate voltage
06/18/1996US5528130 Intermediate potential generating circuit having output stabilizing circuit
06/18/1996US5528129 Semiconductor integrated circuit for generating constant internal voltage
06/18/1996US5528128 Reference voltage source for biassing a plurality of current source transistors with temperature-compensated current supply
06/18/1996US5528125 Buck-boost switch mode power supply with burst topology
06/13/1996DE4443286A1 Differential amplifier circuit
06/12/1996EP0198009B1 Current source with adjustable temperature coefficient
06/11/1996US5525927 MOS current mirror capable of operating in the triode region with minimum output drain-to source voltage
06/11/1996US5525926 To reduce a regulated power source voltage spike
06/05/1996EP0715312A1 Monolitically integrated generator of a plurality of voltage values
06/05/1996EP0715240A1 Voltage regulator for logical circuit in coupled mode
06/05/1996EP0715239A1 High precision current mirror for low voltage supply
06/04/1996US5523613 Band gap reference power supply device
05/1996
05/29/1996EP0714099A1 CMOS semiconductor integrated circuit for a low power supply and having low power dissipation in stand-by
05/29/1996EP0714055A1 Proportional to absolute temperature current source
05/28/1996US5521547 Boost voltage generating circuit
05/28/1996US5521546 Voltage boosting circuit constructed on an integrated circuit substrate, as for a semiconductor memory device
05/28/1996US5521490 Current mirror with improved input voltage headroom
05/22/1996EP0713220A1 A voltage reference circuit
05/22/1996EP0713167A1 A voltage level converter
05/22/1996EP0713166A1 A voltage reference circuit
05/22/1996EP0713165A1 Voltage boost circuit for a memory device
05/22/1996EP0713164A1 A reference circuit
05/22/1996CN1122965A Power fimiting regulator
05/21/1996US5519354 Integrated circuit temperature sensor with a programmable offset
05/21/1996US5519313 Temperature-compensated voltage regulator
05/21/1996US5519310 Voltage-to-current converter without series sensing resistor
05/21/1996US5519308 Zero-curvature band gap reference cell
05/17/1996WO1996014613A1 Voltage reference with testing and self-calibration
05/15/1996EP0711433A1 Adaptive-output current driver
05/15/1996EP0711432A1 Reference voltage source for biassing a plurality of current source transistors with temperature-compensated current supply
05/14/1996US5517152 Current source circuit and operating method thereof
05/14/1996US5517143 Current mirror circuits and methods with guaranteed off state and amplifier circuits using same
05/14/1996US5517103 Reference current source for low supply voltage operation
05/09/1996DE4439707A1 Spannungsreferenz mit Prüfung und Eigenkalibrierung Voltage Reference with testing and self-calibration
05/09/1996DE19540893A1 Referenzspannungserzeugungsschaltung mit einer Kompensationsfunktion gegenüber Variationen der Temperatur und der Versorgungsspannung Reference voltage generating circuit having a compensation function to variations in temperature and supply voltage
05/07/1996US5515260 Current-voltage conversion circuit, current compressing and extension circuit, automatic exposure control system, and automatic exposure control system with built-in sensor
05/07/1996US5514951 Supply-discriminating supply-adaptive electronic system
05/07/1996US5514949 Current mirror with at least one PNP-transistor
05/07/1996US5514948 Reference voltage generating circuit
05/02/1996WO1996012996A1 Output control circuit for a voltage regulator
05/01/1996EP0709790A1 Fuzzy logic analog computer architecture
05/01/1996EP0708939A1 Optimization circuit
05/01/1996EP0640259B1 Schmitt-trigger
04/1996
04/30/1996US5512855 Constant-current circuit operating in saturation region
04/30/1996US5512852 Automatic trigger circuit with floating-gate detection transistor
04/30/1996US5512849 Low power intelligent current source for monitoring a high voltage
04/30/1996US5512817 Bandgap voltage reference generator
04/30/1996US5512816 Low-voltage cascaded current mirror circuit with improved power supply rejection and method therefor
04/30/1996US5512815 Current mirror circuit with current-compensated, high impedance output
04/30/1996US5512814 In a semiconductor circuit
04/25/1996DE19536829A1 Supply voltage circuit for maintaining stable operation of NTL-gate circuits
04/23/1996US5510750 Bias circuit for providing a stable output current
04/23/1996US5510738 CMOS programmable resistor-based transconductor
04/23/1996US5510733 High speed circuit with CMOS and bipolar logic stages
04/23/1996US5510699 Voltage regulator
04/23/1996US5510692 For converting an ac input to a dc output
04/17/1996EP0707255A1 Cascaded multiplying current mirror driver for led's
04/16/1996US5508604 Low voltage regulator with summing circuit
04/14/1996CA2156947A1 Cascaded multiplying current mirror driver of led's
04/09/1996US5506804 Dynamic Random Access Type Semiconductor Device
04/09/1996US5506543 Circuitry for bias current generation
04/09/1996US5506541 Bias voltage distribution system
04/09/1996US5506540 Bias voltage generation circuit
04/09/1996US5506532 Output limiter for class-D BICMOS hearing aid output amplifier
04/09/1996US5506496 Output control circuit for a voltage regulator
04/09/1996US5506495 Step-down circuit with stabilized internal power-supply
04/03/1996EP0704072A1 Apparatus and method for adjusting the threshold voltage of mos transistors
04/02/1996US5504447 Transistor programmable divider circuit
03/1996
03/28/1996DE19504289C1 Integrated current source circuit
03/27/1996EP0702812A1 Cmos bus and transmission line receiver
03/27/1996EP0581914B1 Reference voltage generator for dynamic random access memory
03/13/1996EP0701190A2 CMOS circuit for providing a bandgap reference voltage
03/13/1996CN1118461A Control circuit supplying a voltage which is independent of the power supply and the temperature
03/12/1996US5498953 HCM based transconductor circuits
03/12/1996US5498952 Precise current generator
03/06/1996EP0700090A1 Semiconductor integrated circuit comprising a current mirror circuit
03/06/1996EP0700048A1 Dual sourced voltage supply circuit
03/06/1996EP0699989A1 Integrated circuit with fast start-up function of voltage sources or reference current
03/06/1996EP0699988A1 Power source device for watthour meter
03/06/1996CN2221797Y Miniature special DC regulated power supply
03/06/1996CN1118082A Output voltage controlling circuit in a negative charge pump