Patents for G06G 7 - Devices in which the computing operation is performed by varying electric or magnetic quantities (16,972) |
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07/19/1983 | CA1150400A1 Apparatus for reproducing audio signals |
07/19/1983 | CA1150368A1 Multiple pulse-width multiplier |
07/13/1983 | EP0083409A2 Electrochemical cell simulator circuit |
07/12/1983 | US4393351 Offset compensation for switched capacitor integrators |
06/21/1983 | US4389703 Integrated voltage multiplier |
06/21/1983 | US4389673 Hadamard transformer using charge transfer devices |
06/14/1983 | US4388694 Circuitry for simultaneously performing integration and division |
06/14/1983 | US4388599 Piezoelectric elastic-wave convolver device |
06/14/1983 | US4388540 Controllable multiplier circuit with expanded gain control range |
06/07/1983 | US4387439 Semiconductor analog multiplier |
06/07/1983 | US4387307 Electronic safety ski binding release |
06/01/1983 | EP0080410A1 Device for determining and following the instantaneous coordinates of the extreme of a function y = f(x) characteristic of a system with an input x and an output y |
06/01/1983 | EP0080234A1 Filter circuit incorporating a differential amplifier |
05/17/1983 | US4384257 Storage stabilized integrator |
05/11/1983 | EP0078601A2 Amplifier circuit |
05/11/1983 | EP0016812B1 Sonar transmitter for generating amplitude-modulated pulses |
05/04/1983 | EP0078156A2 Methods of calibrating linearizing circuits |
05/03/1983 | CA1145849A2 Electronic watthour meter |
04/26/1983 | US4380864 Method for providing in-situ non-destructive monitoring of semiconductors during laser annealing process |
04/20/1983 | EP0077091A1 Multiplier circuit for stereo decoders |
04/13/1983 | EP0076738A1 Complex operating unit, in particular for the analogue determination of fast Fourier transforms |
04/13/1983 | EP0076737A1 Symmetrical integrator and use in a filter |
04/12/1983 | CA1144636A1 Circuit arrangement for generating amplitude-modulated ultrasonic transmission pulses |
04/05/1983 | US4379260 Dual-slope integrator |
04/05/1983 | CA1144240A1 Tangent function generator for am stereo |
03/30/1983 | EP0075122A2 Integrater circuit with differential amplifier |
03/29/1983 | CA1143828A1 Signal processing circuit having a non-linear transfer function |
03/22/1983 | CA1143443A1 Circuit for monitoring the square of the rms value of a periodic signal |
03/08/1983 | US4376292 Apparatus for erasing and reproducing audio signals |
03/08/1983 | CA1142627A1 Analog computer circuit for controlling a fuel injection system during engine cranking |
02/23/1983 | EP0072741A2 Programmable gain integrator stage including means for offset voltage elimination |
02/22/1983 | USRE31159 Flying method and system using total energy for an aircraft |
02/22/1983 | US4375082 High speed rectangle function generator |
02/15/1983 | US4374335 Tuneable I.C. active integrator |
02/09/1983 | EP0071539A2 Method and apparatus for calibrating an analog-to-digital converter for a digital-to-analog converter test system |
02/09/1983 | EP0071528A2 Offset compensation for switched capacitor integrators |
01/25/1983 | CA1140220A1 Method of and apparatus for producing a logarithmic representation of an input voltage |
01/18/1983 | CA1139886A1 Analog-to-digital converter |
01/05/1983 | EP0068435A2 Reciprocating compressor analog |
12/28/1982 | US4366550 Monolithic sequential processor for four-quadrant multiplier arrays |
12/28/1982 | US4366396 Semiconductor circuit for transforming sequences of periodic a-c signals |
12/28/1982 | CA1138226A1 Gas measurement and analysis system |
12/21/1982 | US4365204 Offset compensation for switched capacitor integrators |
12/14/1982 | CA1137329A1 Spectrophotometer |
12/08/1982 | EP0066504A1 Method for analyzing a digital-to-analog converter with nonideal analog-to-digital converter |
12/08/1982 | EP0066401A1 Non-linear amplifiers utilizing positive feedback |
12/07/1982 | US4362995 Method of and apparatus for producing a logarithmic representation of an input voltage |
12/07/1982 | US4362956 Absolute value circuit |
12/07/1982 | CA1137182A1 Phase and amplitude programmable internal mixing saw signal processor |
11/30/1982 | US4361811 Differential amplifier system |
11/23/1982 | US4360746 Diode and varistor simulator |
11/16/1982 | US4359688 Frequency multiplying circuit for an optical encoder |
11/16/1982 | CA1135526A1 Spectrophotometer |
11/09/1982 | US4357823 Strain gauge simulator |
11/02/1982 | US4357677 Hadamard converters employing charge transfer devices |
10/26/1982 | US4356449 Logarithmic attenuating circuit |
10/26/1982 | US4355533 Gas measurement and analysis system |
10/20/1982 | EP0063069A1 Temperature-independent acoustical wave treating system |
10/12/1982 | US4354250 Switched-capacitor source resistor simulation circuit |
10/12/1982 | US4354177 Method and apparatus for calibrating an analog-to-digital converter for a digital-to-analog converter test system |
10/12/1982 | CA1133631A Method and apparatus for generating a digital facsimile signal |
10/05/1982 | USRE31051 Regulator for controlling capacitor charge to provide complex waveform |
10/05/1982 | US4353028 Measuring circuit for integrating electrical signals in a gamma camera |
10/05/1982 | US4353000 Divider circuit |
10/05/1982 | CA1133137A1 Electrocardiographic and blood pressure waveform simulator device |
09/28/1982 | US4352163 Vectorcardiogram simulator |
09/22/1982 | EP0060662A1 Logarithmic amplifiers |
09/21/1982 | CA1132206A1 Signal-processing circuitry with intrinsic temperature insensitivity |
09/21/1982 | CA1132205A1 Device for modifying or controlling the shape of an electrical output signal |
09/14/1982 | US4349886 Device for modifying or controlling the shape of an electrical output signal |
09/14/1982 | CA1131782A1 Variometer for use in an aerodyne |
08/31/1982 | US4347592 Sonar |
08/10/1982 | US4344065 Convergence indicator for marine and flight vehicles |
08/10/1982 | US4344037 System and method for analyzing tonosignals |
07/28/1982 | EP0056516A2 Multiplier with frequency converter |
07/27/1982 | US4341962 Electronic gain control device |
07/27/1982 | CA1128661A1 System for providing an indication of wind shear |
07/20/1982 | US4340938 Net oil computer |
07/14/1982 | EP0055922A1 Adaptive equalizer for quadrature amplitude modulation |
07/06/1982 | US4338527 Voltage-current conversion circuit |
06/30/1982 | EP0055148A1 Voltage adder and vertical scanning device, and television receiver comprising such an adder |
06/29/1982 | US4337434 Compensator for slowly responding sensors |
06/29/1982 | CA1126867A1 Device for controlling the quality of a synchronous digital transmission signal |
06/23/1982 | EP0054027A1 Method and apparatus for determining heat loss |
06/15/1982 | US4335444 Multiple pulse-width multiplier |
06/15/1982 | US4335443 Electronic angle resolver |
06/15/1982 | US4335373 Method for analyzing a digital-to-analog converter with a nonideal analog-to-digital converter |
06/10/1982 | WO1982001949A1 Squarer |
06/08/1982 | US4334216 Electronic device for monitoring the operation of a servo system including a hydraulic jack |
06/08/1982 | CA1125368A1 Full-wave rectifier |
06/01/1982 | US4333023 Temperature-stabilized logarithmic converter |
05/25/1982 | US4331869 Dynamic cardiac quality assurance phantom system and method |
05/19/1982 | EP0052048A2 Method and apparatus for A/D and D/A converter testing |
05/12/1982 | EP0051341A1 Method and apparatus for electro-optically convoluting signals |
05/11/1982 | US4329651 Chirp filters/signals |
05/04/1982 | US4328473 Isolated gate, programmable internal mixing saw signal processor |
04/27/1982 | US4327329 Electrical signal processing |
04/20/1982 | US4326262 Universal signal generator and signal parameter comparator |
04/15/1982 | WO1982001253A1 Electronic watt/var transducer |
04/14/1982 | EP0049520A1 Electronic watt/var transducer |