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)
06/1992
06/30/1992US5126653 Cmos voltage reference with stacked base-to-emitter voltages
06/30/1992US5126590 High efficiency charge pump
06/24/1992EP0491302A2 BiCMOS voltage generator
06/23/1992US5125112 Temperature compensated current source
06/23/1992US5124632 Low-voltage precision current generator
06/23/1992US5124631 Voltage regulator
06/23/1992US5124574 Semiconductor device for generating a voltage higher than power source potential or lower than grounding potential
06/17/1992EP0490016A1 Integrated circuit for generating a temperature independent current proportional to the voltage difference between a signal and a reference voltage
06/16/1992US5122686 Power reduction design for ECL outputs that is independent of random termination voltage
06/10/1992CN1061864A Reference voltage generating circuit of semiconductor memory device
06/09/1992US5121049 Voltage reference having steep temperature coefficient and method of operation
06/09/1992US5121004 Input buffer with temperature compensated hysteresis and thresholds, including negative input voltage protection
06/09/1992US5120994 Bicmos voltage generator
06/09/1992US5120993 Substrate bias voltage detection circuit
06/03/1992EP0488315A2 A balanced cascode current mirror
06/02/1992US5119016 Clamp limiter circuit with precise clamping level control
06/02/1992US5119015 Stabilized constant-voltage circuit having impedance reduction circuit
05/1992
05/26/1992US5117177 Reference generator for an integrated circuit
05/26/1992US5117130 Integrated circuits which compensate for local conditions
05/19/1992US5115187 Wide dynamic range current source circuit
05/19/1992CA1301262C Master slave buffer circuit
05/13/1992EP0485016A2 Integrated charge pump circuit with back bias voltage reduction
05/12/1992US5113129 Apparatus for processing sample analog electrical signals
05/12/1992US5113088 Substrate bias generating circuitry stable against source voltage changes
05/12/1992US5113085 Circuit arrangement for supplying a load
05/06/1992EP0483913A1 Band-gap reference circuit
05/06/1992EP0483537A2 Current source circuit
05/06/1992EP0483246A1 Combined bias supply and power shut-off circuit.
04/1992
04/30/1992WO1992007426A1 Regulated voltage dual-wire-type detector
04/30/1992WO1992007315A1 Device for establishing a current in an analogue part of an integrated logic and analogue circuit
04/29/1992EP0483125A2 Current-source
04/29/1992EP0482520A1 Constant-current circuit for light-emitting element
04/28/1992US5109187 CMOS voltage reference
04/22/1992EP0481967A2 Temperature compensation circuit and time delay generatof including the same
04/22/1992EP0481277A2 Current source
04/21/1992US5107224 Wideband single-ended voltage-to-current converter and gain-control circuit
04/21/1992US5107199 Temperature compensated resistive circuit
04/16/1992WO1992006424A1 Cmos voltage reference with stacked base-to-emitter voltages
04/15/1992EP0480517A2 A temperature responsive circuit
04/15/1992EP0480475A1 Code setting circuit
04/14/1992US5105145 Voltage control circuit
04/14/1992US5105107 High speed cmos differential interface circuits
04/14/1992US5105102 Output buffer circuit
04/08/1992EP0479377A1 Current source with a given ratio between input and output currents
04/07/1992US5103159 Current source with low temperature coefficient
04/07/1992US5103158 Reference voltage generating circuit
04/07/1992US5103157 Common emitter amplifiers operating from a multiplicity of power supplies
04/07/1992US5102753 Solid electrolyte battery comprising polyoxyethylene glycol, metal salt, ethylene carbonate and propylene carbonate; no leakage, shelf life, corrosion resistance
04/01/1992EP0477907A2 A constant current circuit and an oscillating circuit controlled by the same
03/1992
03/25/1992EP0477088A2 Semiconductor integrated circuit having means for suppressing a variation in a threshold level due to temperature variation
03/25/1992EP0476775A2 Circuit arrangement to compensate the base current of a transistor
03/24/1992US5099205 Balanced cascode current mirror
03/24/1992US5099191 Tunnel diode voltage reference circuit
03/19/1992DE4029057A1 Source of constant voltage for mains rectifier starting - is based on FET with resistance and Zener diode passing current largely independent of input voltage
03/18/1992EP0475056A2 Current-regulation of an error amplifier
03/17/1992CA1297546C Ferroresonant transformer with dual outputs
03/10/1992US5095227 MOS transistor temperature detecting circuit
03/04/1992EP0473138A2 Low power VCC/2 generator
02/1992
02/26/1992EP0472202A2 Current mirror type constant current source circuit having less dependence upon supplied voltage
02/26/1992EP0472128A2 Constant-voltage generation circuit
02/25/1992US5091689 Constant current circuit and integrated circuit having said circuit
02/25/1992CA1296434C Hall-type transducing device
02/18/1992US5089769 Precision current mirror
02/18/1992US5089767 Current sensor and limiter
02/18/1992CA1296057C Low voltage control circuit
02/11/1992US5087891 Current mirror circuit
02/11/1992US5087834 Buffer circuit including comparison of voltage-shifted references
02/11/1992US5087831 Voltage as a function of temperature stabilization circuit and method of operation
02/11/1992US5087830 Start circuit for a bandgap reference cell
02/05/1992EP0469587A2 Improvements in or relating to integrate circuits
01/1992
01/28/1992US5084668 System for sensing and/or controlling the level of current in a transistor
01/28/1992US5084665 Voltage reference circuit with power supply compensation
01/22/1992EP0466717A1 Precision reference-voltage source.
01/21/1992US5083079 Current regulator, threshold voltage generator
01/21/1992US5083043 Voltage control circuit for a semiconductor apparatus capable of controlling an output voltage
01/15/1992EP0465933A2 Common emitter amplifier operating from a multiplicity of power supplies
01/15/1992CN2093464U 电压适配器 Voltage adapters
01/14/1992US5081410 Band-gap reference
01/14/1992US5081371 Integrated charge pump circuit with back bias voltage reduction
01/14/1992CA1294335C Cmos voltage divider circuits
01/09/1992DE4112612A1 Integrated semiconductor circuit with wo voltage reception pads
01/08/1992EP0465094A2 Bandgap voltage reference using a power supply independent current source
01/07/1992US5079453 Slope compensation circuit for stabilizing current mode converters
01/02/1992EP0287645B1 Inductive coupled power system
12/1991
12/31/1991US5077518 Source voltage control circuit
12/31/1991CA1293777C Low power bipolar-cmos interface circuit
12/24/1991US5075677 Voltage-switching d/a converter using p- and n-channel MOSFETs
12/18/1991EP0461803A2 Digital-to-analog converter
12/18/1991EP0461788A2 Semiconductor integrated circuit device
12/11/1991CN1056938A Self-adaptation voltage generator
12/10/1991US5072169 Radiation hardened power supplies for integrated circuits
12/04/1991EP0459715A2 Integrated circuits which compensate for local conditions
12/04/1991EP0458798A1 Current control circuit.
11/1991
11/28/1991WO1991018338A1 Switchable current source
11/27/1991EP0458659A2 Semiconductor integrated circuit device for supplying a bias current to DA converters
11/27/1991EP0458332A2 Temperature detection circuit used in thermal shielding circuit
11/26/1991US5068595 Adjustable temperature dependent current generator
11/26/1991US5068594 Semiconductor integrated circuit
11/26/1991US5068593 Piece-wise current source whose output falls as control voltage rises
11/19/1991CA1292277C Bicmos voltage reference generator