Patents
Sitemap › G01 - Measuring; Testing › G01D - Measuring not specially adapted for a specific variable; Arrangements for measuring two or more variables not covered by a single other subclass; Tariff metering apparatus; Transferring or transducing arrangements not specially adapted for a specific variable; Measuring or testing not otherwise provided for › G01D 3 - Measuring arrangements with provision for the special purposes referred to in the subgroups of this group
Patents for G01D 3 - Measuring arrangements with provision for the special purposes referred to in the subgroups of this group (6,287)
07/1991
07/25/1991WO1991009283A3 Linearization of a sensing bridge circuit output
07/16/1991US5031461 Matched pair of sensor and amplifier circuits
07/11/1991WO1991010145A2 Analogue linearizing circuit
07/10/1991CN1052958A Rate biased signal noise dipper
07/03/1991EP0435401A1 Parameter measuring circuit
07/02/1991US5029277 Optically compensated bipolar transistor
07/02/1991US5028865 Device having main and secondary optical sensors
07/02/1991US5027647 Sensor malfunction diagnostic system for automatic automotive transmission
06/1991
06/27/1991DE3942159A1 Anordnung zur verarbeitung von sensorsignalen An arrangement for processing sensor signals
06/21/1991WO1991009278A1 Arrangement for processing sensor signals
06/18/1991US5025214 Circuit and process for converting a half bridge transducer output signal to an LVDT transducer output signal
06/13/1991WO1991008441A1 Device for improving the precision of measurement determination
06/13/1991WO1991008437A1 Process for determining the rotational position of a rotatably mounted electrical coil, and a circuit for carrying out the process
06/13/1991DE3940341A1 Einrichtung zur verbesserung der genauigkeit einer messwerterfassung Means for improvement of the accuracy of a measured value acquisition
06/12/1991EP0431195A1 Encoder
06/08/1991WO1991009276A1 Arrangement for processing sensor signals
06/05/1991EP0429819A1 Device for measuring a periodically fluctuating variable in an internal combustion engine
05/1991
05/29/1991WO1991009283A2 Linearization of a sensing bridge circuit output
05/29/1991CA2066028A1 Linearization of a sensing bridge circuit output
05/16/1991DE4039566A1 Appts. for sensing adjustment of variable impedance device
05/16/1991DE3937205A1 Physical parameter e.g. pressure measuring device - with temp. measuring device at active region
05/14/1991US5016198 Measuring system that allocates a measured value to a measurable variable and measurment transducer thereof
05/14/1991US5015836 Source intensity adjustment apparatus for optical channel
05/08/1991EP0425898A1 Process for controlling the transmission of measured values from a sensor to a central control unit using an input/output module
05/08/1991DE4039568A1 Appts. for sensing adjustment of variable impedance device
05/07/1991US5014058 Method and arrangement for evaluating a measurable analog electrical quantity
05/07/1991US5014051 Increased resolution sensor circuit
04/1991
04/30/1991US5012436 Sensor arrangement with amplifier offset cancellation
04/18/1991WO1991005223A1 Device for the analog triggering of a digital adjustment process
04/17/1991EP0422730A2 Circuit arrangement with an adjusting controller
04/16/1991US5008843 Sensor having an answerback device
04/09/1991US5006701 Sensor system with source regulation coupled to sensor circuit sensitivity
03/1991
03/27/1991EP0419127A2 Noise suppression system
03/27/1991EP0419021A2 Sensors with vibrating elements
03/26/1991US5003258 Position transducer with temperature dependency compensation having a coil and displaceable core made of conductive and ferromagnetic materials
03/21/1991WO1991003890A1 Noise suppression circuits
03/21/1991CA2025696A1 Noise suppression system
03/13/1991CN1049907A Anti-interference method in phatoelectric measurement
03/07/1991CA2024528A1 Noise suppression circuits
03/06/1991EP0415281A2 Signal formation evaluation method and circuit from a plurality of redundant measure signals
02/1991
02/21/1991WO1991002219A1 Circuit arrangement for temperature-independent amplification of a differential voltage
02/21/1991DE4022697A1 Pressure or acceleration sensor esp. for vehicle engine control - has simple detector with signal processing, contg. sensor characteristic adjustment mechanism
02/20/1991EP0266365B1 Circuitry for generating an output signal non-linearly dependent on temperature
02/12/1991US4991447 Torque detecting device
02/07/1991DE3925177A1 Schaltungsanordnung zur temperaturstabilen verstaerkung einer differenzspannung Circuit arrangement for temperature-stable gain of a voltage difference
01/1991
01/29/1991US4989165 Apparatus for calculating vehicle-wheel revolution values
01/16/1991EP0303609B1 Method for the temperature compensation of the measure taken by a magnetic sensor
01/10/1991WO1991000499A1 Encoder
01/08/1991US4983526 Method of measuring and controlling ozone concentration
12/1990
12/27/1990EP0322415A4 Apparatus for detecting a failed resolver
12/19/1990CN2067854U Stringed instrument
12/13/1990DE3940376C1 Analogue circuit linearising nonlinear measurement signal - has resistance network forming two partial currents proportional to sum of input signals
12/11/1990US4977409 Recorder with automatic scale recording device
12/11/1990US4977376 Method for disturbance reduction in measurement systems for analysis of emission or transmission processes
12/05/1990EP0400649A2 Unit conversion device for laser interferometic measuring machine
12/04/1990US4974679 Load cell
11/1990
11/27/1990US4973957 Data collecting system
11/22/1990EP0397748A1 Device for measuring a pulsating variable in an internal combustion engine.
11/20/1990US4972076 Solid state sensor with dual resonant vibratable members
10/1990
10/29/1990WO1990013794A1 Apparatus and method for calibrating a sensor system
10/29/1990CA2051681A1 Apparatus and method for calibrating a sensor system
10/23/1990US4965697 Solid state pressure sensors
10/18/1990WO1990012289A1 Circuit and process for inductive travel measurement
10/04/1990DE3910597A1 Schaltungsanordnung und verfahren zur induktiven wegmessung Circuit arrangement and method for inductive displacement measurement
10/02/1990US4960000 Device for measuring a physical quantity
09/1990
09/27/1990DE3909903A1 Device for processing binary signals
09/26/1990EP0389155A2 Signal processing apparatus and method
09/26/1990CN1009769B Improvements in or relating to transducer interfaces
09/19/1990EP0143852B1 Absolute position detecting system for a servo control system
09/18/1990US4958130 Evaluation method of corrosion of steel material embedded in concrete
09/12/1990EP0387025A1 Temperature compensating circuit
09/11/1990US4956795 Signal conditioners
09/05/1990EP0264384B1 Process for compensating tolerances of a position transmitter signal
09/04/1990US4954776 Linear displacement transducers utilizing voltage component in phase with current that varies linearly with core displacement
08/1990
08/30/1990DE3905664A1 Circuit arrangement with a sensor
08/23/1990DE3937869A1 Analog input multiplying circuit for A=D converter - has measuring period counter, adjustable by digital input values
08/21/1990US4950911 Apparatus and method for inspecting sheet material
08/16/1990EP0381730A1 Linearization circuit.
08/15/1990CN2060375U Multifunction filament winder
08/08/1990EP0380552A1 An electronic controller unit.
08/01/1990EP0379816A1 Control for crossed-coil instruments
07/1990
07/05/1990DE3943386A1 Self-calibration of measurement system - is pref. for physical, chemical or biochemical parameters, without switching of measurement parameter during calibration using offset
07/04/1990EP0376875A2 Rate biased signal noise clipper
07/03/1990US4939751 Phase signal filtering apparatus utilizing estimated phase signal
07/03/1990US4939395 Temperature compensating circuit
06/1990
06/28/1990DE3844020A1 Displacement sensor (position pick-up) having mechanical gearing elements
06/14/1990WO1990006492A1 Process for evaluating a sensor signal
06/12/1990US4933888 Process for the digitization and linearization of a transducer with a quasi-sinusoidal periodic characteristic and corresponding apparatus
06/06/1990EP0371592A2 Sensors using vibrating elements
06/06/1990EP0371256A1 Apparatus for measuring a physical quantity
05/1990
05/29/1990US4930096 Data-transmitting apparatus having connecting plug
05/29/1990US4930095 Output correction system for analog sensor
05/23/1990EP0369493A2 Method for contactless position measurement
05/16/1990EP0367927A2 Sensor arrangement
05/15/1990US4926351 Digital processing device for analog input
05/15/1990US4926123 Precision variable pitch compensation winding for displacement transducer
05/09/1990EP0367595A1 Torque detecting device
05/09/1990EP0366831A1 Temperature compensating circuit
04/1990
04/25/1990EP0364684A1 Apparatus for indicating the operating condition of a cooking vessel
04/18/1990EP0363518A1 Distance measuring apparatus and method
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