| Patents for G01D 3 - Measuring arrangements with provision for the special purposes referred to in the subgroups of this group (6,287) |
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| 08/18/1994 | DE4304818A1 Equipment for detecting load-induced stresses in roller bearings |
| 08/18/1994 | DE4304436A1 Monitoring unit for a power load |
| 08/18/1994 | DE4304349A1 Arrangement for detecting when a measurement range is exceeded and for extending the usable measurement range of radiation measuring devices with counting detectors |
| 08/18/1994 | DE4304061A1 Circuit arrangement for evaluating reactances to be measured |
| 08/18/1994 | DE4304060A1 Circuit arrangement for evaluating reactances to be measured |
| 08/09/1994 | US5337367 Recording device and video device using the same |
| 08/04/1994 | WO1994017365A1 Circuit for amplifying the output signal of a sensor |
| 08/04/1994 | DE4317952C1 Vorrichtung zur Driftreduzierung bei einer elektrischen Meßeinrichtung Apparatus for reducing drift in an electric measuring device |
| 08/02/1994 | US5335186 Intelligent programmable sensing |
| 07/27/1994 | EP0483154B1 Circuit arrangement for temperature-independent amplification of a differential voltage |
| 07/26/1994 | US5332965 Contactless linear angular position sensor having an adjustable flux concentrator for sensitivity adjustment and temperature compensation |
| 07/21/1994 | DE4316236C1 Workpiece contact point coordinates measuring method |
| 07/21/1994 | DE4301278A1 Mechanical force or acceleration measuring arrangement |
| 07/21/1994 | DE4301113A1 Calibrating sensor for measurement of solid content of solid-liquid mixtures and determining mixture material properties |
| 07/06/1994 | EP0605326A1 Measurement sensor and its application to power steering |
| 06/14/1994 | US5319965 Multiple channel pressure recorder |
| 06/09/1994 | WO1994012940A1 Instrumentation system with multiple sensor modules |
| 06/09/1994 | CA2149632A1 Instrumentation system with multiple sensor modules |
| 06/07/1994 | US5317927 Measuring device |
| 06/01/1994 | EP0599399A1 An apparatus with RSSI and an electronic circuit including a logarithmic detector |
| 05/26/1994 | WO1994011699A1 Temperature compensation circuitry employing a single temperature compensation element |
| 05/26/1994 | DE4338435A1 Detector for metallic objects in passages open to armed persons - has additional reception winding on each side of entrance to protected area for distinguishing between two objects |
| 05/26/1994 | DE4321348C1 Early warning of hazards for public passenger train transport system - collects error and fault data regarding door closing, temp. etc. in vehicle computer, transmits over short distance to intermediate receiver and/or nearby vehicle, and then to central computer |
| 05/25/1994 | EP0598127A1 Method and apparatus for analyzing physical quantities, and apparatus for removing line spectrum noise |
| 05/25/1994 | EP0597873A1 Process for compensating for quasi-periodic disturbances of measurement signals. |
| 05/25/1994 | EP0357616B1 Process and device for compensating errors of measurement |
| 05/24/1994 | US5313826 For detecting variation in torque in a rotating power transmission member |
| 05/04/1994 | EP0595367A1 Displacement transducer with opposed coils for improved linearity and temperature compensation |
| 05/04/1994 | EP0595366A1 Linear displacement transducer particularly useful for hydraulic and pneumatic cylinders |
| 05/03/1994 | US5308931 Hysteresis-compensated weighing apparatus and method |
| 04/28/1994 | DE4235880A1 Vehicle variable parameter detection method - involves comparison of signal values on two or more signal lines to detect short circuits |
| 04/28/1994 | DE4235757A1 Radiation detector - has detector element on wall of Dewar vessel vacuum chamber with Joule-Thomson cooler |
| 04/27/1994 | EP0594483A1 Process and device for measuring a physical parameter, especially the temperature in a room or vehicle |
| 04/27/1994 | EP0458931B1 Arrangement for processing sensor signals |
| 04/27/1994 | EP0381730B1 Linearization circuit |
| 04/19/1994 | US5304941 Sensor detection signal extracting circuit with offset voltage cancelling ability |
| 04/14/1994 | WO1994008396A1 Adaptive filtering of periodic noise |
| 04/14/1994 | DE4327251A1 Electronic measurement value monitoring and evaluation appts. - operates so that values from different measurement processes can be processed in single operation at central station |
| 04/07/1994 | DE4233331A1 Position measurement arrangement using magnetoresistive sensor - has periodically magnetised scale and movable sensor contg. magnetoresistive film strips forming Wheatstone bridges |
| 04/06/1994 | EP0590576A1 System to detect the absolute error of a vehicle steering angle sensor |
| 03/24/1994 | DE4331722A1 Air flow meter for vehicle engine control - contains heat generating resistance temp. sensor with controlled current source |
| 03/24/1994 | DE4241994C1 Electrooptical transducer circuit for electrooptical and magnetoinductive measurement sensor - contains measurement and transmission circuits with common supply producing constant frequency and current alternating voltage |
| 03/23/1994 | EP0588585A1 Detecting points of origin of position sensors |
| 03/23/1994 | EP0587844A1 Sensor-drive and signal-processing method---------------------- |
| 03/23/1994 | CN1084282A Temp-compensating circuit of hall device |
| 03/22/1994 | US5297065 Magnetic transient detection and calibration technique for an auto-calibrating compass |
| 03/22/1994 | US5297063 Method for selecting calibration data for an auto-calibrating compass |
| 03/22/1994 | US5296761 Temperature-compensated logarithmic detector having a wide dynamic range |
| 03/22/1994 | US5296750 Measurand transient signal suppressor |
| 03/17/1994 | DE4230677A1 Thermal conductivity determn. in variable temp. fields - evaluates temp.-dependent conductivity from corrected measurements allowing for differential thermal capacity at successive probe positions |
| 03/17/1994 | DE4230575A1 Determining effective set-point temp. for living-room - considering comfort criteria in calculation and application of corrections to setting of heater controls |
| 03/10/1994 | DE4232720C1 Function self-monitoring and measurement signal processor for vibration-fill-state limit switches - has parallel-working microprocessors each associated with pair of safety relays, which are switched-over for each self-test while maintaining connection state with external relay |
| 03/08/1994 | USRE34559 Diagnostic method for analyzing and monitoring the process parameters in the operation of reciprocating equipment |
| 03/08/1994 | US5293137 Digital transducer system including two reactive transducers forming resonant oscillator circuits |
| 03/03/1994 | WO1994004909A1 Device for the qualitative and/or quantitative measurement of a sample to be analyzed |
| 03/03/1994 | DE4228893A1 System for controlling travel dynamics of road vehicle e.g. for ABS or ASR - has sensors for determining longitudinal, transverse or sheer coupled to and physically combined with evaluation unit in module, and separates further evaluation units for activating actuators from module |
| 03/03/1994 | DE4228414A1 Sensor signal processing e.g. for vehicle suspension regulation and=or control - generates correction values from signals related to vehicle movement or inertial reference system to convert from fixed reference system to reference system locked to movement path |
| 03/02/1994 | EP0584426A1 Analogue position sensor |
| 03/01/1994 | US5291534 Capacitive sensing device |
| 02/24/1994 | DE4227813A1 Vorrichtung zur qualitativen und/oder quantitativen Bestimmung einer zu analysierenden Probe A device for qualitative and / or quantitative determination of a sample to be analyzed |
| 02/24/1994 | DE4227323A1 Semi-automatic liquid analysis - involves passing measurement liquid, air and cleaning and/or buffer soln. past biosensor in defined repeated sequence |
| 02/22/1994 | US5287748 Method and apparatus for changing the sensitivity of a transducer |
| 02/17/1994 | DE4226813A1 Measuring fill level in vessel e.g. bottle - adjusting test voltage to reference probe fully immersed in one vessel, according to conductivity of measured liq. to set current, and applying test voltage to measurement probe to derive current signal |
| 02/15/1994 | US5287050 Method of synchronization for an indicating instrument with electromagnetically controlled stepping motor |
| 02/10/1994 | DE4324197A1 Arrangement for analogue=to=digital conversion and serial measurement value transfer - contains evaluation unit, signal processing circuit, ADC, monostable timer, control circuit and line couplers |
| 02/10/1994 | DE4226082A1 Monitoring sensors which produce electrical analog signals - comparing fluctuations of sensor signals with plausible fluctuations due to observes process |
| 02/02/1994 | EP0581218A1 Physical variable sensor and method of manufacturing the same |
| 02/02/1994 | EP0581151A1 Device for monitoring a sensor |
| 02/02/1994 | EP0580884A1 Inductive position sensor |
| 02/01/1994 | US5283519 Operation of inductive distance sensor by scaling output signal by vectorially obtained factor |
| 01/27/1994 | DE4324119A1 Conversion of measured signal using Pirani circuit - using bipolar transistors to produce logarithmic function based on variation of base-emitter voltage w.r.t. collector currents |
| 01/27/1994 | DE4324040A1 Mass flow meter, e.g. for air flow - has sensor element carrying heater and thermal sensors, and heater temp. controller. |
| 01/26/1994 | EP0580462A1 Process and device for the correction of thermal errors in the acquisition of electric parameters |
| 01/26/1994 | EP0445267B1 Device for processing sensor signals |
| 01/20/1994 | DE4323968A1 Value measurement appts. with non-linear sensor calibration - uses computing estimates of measurement parameter and it integral, correcting estimating relationship using separately measured actual integral values |
| 01/13/1994 | DE4323305A1 Correcting sensor baseline drift e.g. for grain mass flow measurement - measuring parameter over selected finite time periods, using masks and averaging those having value lower than threshold |
| 01/13/1994 | DE4222373A1 Distance and speed meter for sportsmen - derives speed and distance by integration of measured acceleration using sensor without external source |
| 01/13/1994 | DE4220483C1 Engine oil sump level variation measuring device - has fluid equalisation line between sump and measuring chamber and pressure equalisation line coupling spaces above oil level |
| 01/05/1994 | DE4220501A1 Optical thickness measurement during mfr. of strip material - using triangulation by measuring distance to material from head above and below material, directing reference line onto head and detecting with PSD or CCD line sensor, and determining position of head for position compensation. |
| 01/05/1994 | DE4220494A1 Protective wrap for indicating battery electrolyte leakage in portable appts. - encloses cells with flexible spatial detector consisting of electrode foils, separated by insulator to contact escaping electrolyte before functional parts, and senses resistance drop |
| 01/04/1994 | US5276631 Process for automatic calibration or re-calibration of measurements of a physical variable |
| 01/04/1994 | US5276626 Direction finding method and apparatus for correcting magnetization of a vehicle |
| 12/29/1993 | EP0575979A1 Remote addressable transducer with automatic calibration and digital compensation |
| 12/29/1993 | EP0575971A1 Contactless angular position sensor |
| 12/28/1993 | US5274578 Circuit and method for normalizing detector circuit |
| 12/28/1993 | US5274328 Temperature compensation for magnetostrictive position detector |
| 12/22/1993 | EP0574509A1 Signal processing apparatus |
| 12/16/1993 | DE4219177A1 Housing clamp for silicon@-glass capacitive pressure sensor with thermal compensation - holds tensioning clamping elements together by spring elements which compensate sum of product of expansion coefficient and length of clamping elements and sensor. |
| 12/15/1993 | EP0573503A1 Scientific instrument emulator |
| 12/14/1993 | US5270645 Linear-output, temperature-stable rotational sensor including magnetic field responsive device disposed within a cavity of a flux concentrator |
| 12/14/1993 | US5269178 Engine misfire, knock of roughness detection method and apparatus |
| 12/14/1993 | CA1325114C Sensors |
| 12/09/1993 | WO1993024992A1 Digital transducer system |
| 12/09/1993 | WO1993024809A1 Cold electronic measurement system |
| 12/08/1993 | EP0447515B1 Device for the analog triggering of a digital adjustment process |
| 12/07/1993 | CA1324896C Primary and secondary optical sensor device |
| 12/02/1993 | DE4318147A1 Processing circuit for magnetostrictive torque sensor in IC engine drive shaft - demodulates and integrates inverted signal of sensor attached to magnetostrictive shaft |
| 12/02/1993 | DE4217658A1 Sensor arrangement for compensation of electrolytic inclination sensors - uses auxiliary electrodes near outer electrodes on equipotential surface, with control electronics for error compensation |
| 12/01/1993 | EP0572303A1 Signal processing method and system |
| 11/30/1993 | US5265522 Apparatus for signalling the operating condition of a cooking vessel |