Patents for G01R 27 - Arrangements for measuring resistance, reactance, impedance, or electric characteristics derived therefrom (22,286) |
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06/05/1996 | EP0493528B1 Vernier voltage-to-digital converter |
06/05/1996 | CN1124060A Sensor for articles on an end effector |
06/04/1996 | US5524281 Apparatus and method for measuring the phase and magnitude of microwave signals |
06/04/1996 | US5523693 Balanced signal source |
05/30/1996 | WO1996016337A1 A measuring line for a coaxial conductor for determining energy throughflow and standing wave ratios |
05/30/1996 | WO1996016330A1 Method and system for unobtrusively measuring physical properties in electrochemical processes |
05/29/1996 | EP0714031A1 Method for contact diagnosis for electrical installations |
05/29/1996 | CN2228236Y DC systems insulation fault in-line monitoring alarm and fault locating device |
05/29/1996 | CN2228234Y Carbon-stick resistance tester |
05/28/1996 | US5521510 Process for monitoring for organic impurities in water |
05/28/1996 | US5521496 Detection circuits for position sensors |
05/21/1996 | US5519820 Waveform display apparatus for easily realizing high-definition waveform observation |
05/21/1996 | US5519328 Compensation for dielectric absorption effect |
05/21/1996 | US5519325 Measuring apparatus for a passive element value using a current vector |
05/21/1996 | US5519323 For measuring the electric conductivity of liquids |
05/15/1996 | DE19512947C1 Contacting device for HF and LF measurements on multi-pair, symmetrical data cables |
05/08/1996 | EP0710848A1 Procedure for measuring the voltage decay and the electron mobility of a material |
05/08/1996 | CN2226772Y Conducting static electricity safety monitor for moving oil tank |
05/07/1996 | US5514978 Stator turn fault detector for AC motor |
05/07/1996 | US5514969 Impedance measurement in a high-voltage power system |
05/07/1996 | US5514964 System for monitoring a dual voltage ungrounded system for leakage currents |
05/01/1996 | EP0709686A2 Apparatus for measuring an RF parameter |
05/01/1996 | EP0709650A2 Container inspection apparatus for determining the wall thickness of non-round containers and associated method |
04/24/1996 | CN2225690Y Sensor for conductivity |
04/23/1996 | US5510717 Differential conductivity recirculation monitor |
04/23/1996 | US5510716 Differential conductivity recirculation monitor |
04/18/1996 | WO1996011410A1 Moisture detection meter |
04/18/1996 | DE4444409C1 Coil inductance measuring device |
04/17/1996 | EP0707217A2 Battery-fed utility meter with selectable measuring characteristic |
04/17/1996 | EP0419562B1 Charge balanced feedback transmitter |
04/17/1996 | CN1120672A Insulation state measurement method, insulation state judgement apparatus, and dispersion type power generating system using the same |
04/17/1996 | CN1120661A Device for measurring position of cable wire in cable cover |
04/16/1996 | US5508700 Capacitance sensitive switch and switch array |
04/16/1996 | US5508621 Four-terminal ohmmeter apparatus |
04/16/1996 | US5508620 Method and device for determining ground faults on the conductors of an electrical machine |
04/16/1996 | US5508610 Electrical conductivity tester and methods thereof for accurately measuring time-varying and steady state conductivity using phase shift detection |
04/16/1996 | US5508607 Electronic test instrument for component test |
04/11/1996 | DE4443937A1 Metal or alloy prodn. process to give quality castings |
04/11/1996 | DE19500077C1 Microwave measuring system for surface impedance measurements |
04/10/1996 | EP0706209A2 Sheet resistance measurement |
04/10/1996 | EP0706059A1 Calibrating procedure for a network analyzer using the 15-term principle |
04/10/1996 | EP0706055A2 Method for calibrating a network analyzer according to the 7-term principle |
04/10/1996 | EP0706045A1 Device for monitoring deposits in a pipe or vessel |
04/09/1996 | US5507010 Arrangement for measuring at frequencies actually used for signalling, the condition of a receiving antenna positioned apart from other base station equipment at a base station of a radio system |
04/09/1996 | US5506509 Circuit and method of measuring squib resistance |
04/09/1996 | US5506497 Process and device for microwave surface resistance determination |
04/04/1996 | WO1996010188A1 Method and device for measuring impedance in alternating current networks and method and device for preventing the formation of separate networks |
04/04/1996 | DE19527033A1 Vorrichtung zum Messen des Temperaturkoeffizienten eines dielektrischen Resonators An apparatus for measuring the temperature coefficient of a dielectric resonator |
04/02/1996 | US5504430 Method and apparatus of conductivity measurement |
03/28/1996 | WO1996009516A1 Sensor arrangement and method of detecting measured values using said sensor arrangement |
03/28/1996 | DE4433772A1 Sensoranordnung und Verfahren zur Meßwerterfassung mit der Sensoranordnung Sensor system and method for data acquisition with the sensor array |
03/27/1996 | EP0703459A1 Capacitor type acceleration sensor |
03/27/1996 | EP0512025B1 Electrodeless conductivity sensor with inflatable surface |
03/27/1996 | CN1119339A In situ monitoring technique and apparatus for chemical/mechanical planarization endpoint detection |
03/26/1996 | US5502394 Compact, portable device for measuring the reflection coefficient of a structure exposed to microwave radiation |
03/26/1996 | US5502392 Methods for the measurement of the frequency dependent complex propagation matrix, impedance matrix and admittance matrix of coupled transmission lines |
03/20/1996 | CN2222926Y Capacitance and current measuring device for small earthing system |
03/19/1996 | US5500599 Method and apparatus for the measurement of the dielectric constant of sample materials |
03/19/1996 | US5499544 Capacitively coupled ohmic resistance position sensor |
03/14/1996 | DE19533135A1 Load measurement in ferromagnetic element |
03/12/1996 | US5499023 Method of and apparatus for automated sensor diagnosis through quantitative measurement of one of sensor-to-earth conductance or loop resistance |
03/12/1996 | US5498969 Device for the vector measurement of ultra-high frequency signals of the same angular frequency of the six port junction type |
03/12/1996 | US5498965 Driving point reference plane time domain reflectometry method for measuring characteristic impedance |
03/12/1996 | US5498914 Capacitive sensor circuit |
03/05/1996 | US5497098 Microwave sensor for identifying the surface properties of a workpiece and associated method |
03/05/1996 | US5497095 Apparatus for inspecting electric component for inverter circuit |
02/29/1996 | WO1996006361A1 Capacitive measuring device with mosfet |
02/28/1996 | EP0698780A1 Differential capacitance detector |
02/28/1996 | EP0477379B1 Waveform display apparatus for easily realizing high-definition waveform observation |
02/27/1996 | US5495178 Method and apparatus for measuring film thickness |
02/27/1996 | US5495176 Ceramics cell for measuring electrical conductivity of liquid solution |
02/27/1996 | US5495173 Method and apparatus for characterizing a differential circuit |
02/27/1996 | US5495170 Time varying electrical conductivity tester using frequency discrimination and power detector and methods thereof |
02/22/1996 | WO1996005516A1 System for monitoring a dual voltage ungrounded system |
02/22/1996 | DE4429048A1 Multi-filament cable characteristics evaluation method |
02/21/1996 | EP0697581A1 Flow sensor apparatus |
02/21/1996 | EP0697113A1 Sensor for articles on an end effector |
02/21/1996 | CN1117196A Inorganic thin film humidity-sensitive element with high performance and its producing method |
02/21/1996 | CN1117136A Detecting and analysing method and apparatus for reliability of semiconductor laser |
02/15/1996 | WO1996004563A1 Method of and apparatus for determining a response characteristic |
02/15/1996 | DE4418176A1 Instrumentation meter with linear or digital measurement value signal output |
02/15/1996 | DE19528972A1 Kabeldämpfungssimulator mit einem passiven Netzwerk für serielle digitale Signalquellen Cable loss simulator with a passive network for serial digital signal sources |
02/14/1996 | EP0696742A2 Direct digital synthesis component test |
02/13/1996 | US5491424 System for measuring contamination resistance |
02/13/1996 | US5491421 Sheet thickness measuring apparatus which measures sheet thickness based on calculated capacity and resistence values of the sheet |
02/12/1996 | CA2149848A1 Direct digital synthesis component test |
02/08/1996 | DE19504271C1 Impedance measuring system for AS network |
02/07/1996 | CN1116308A Power transmission line hot-line measuring method and device |
02/06/1996 | US5489849 High accuracy calibration-free electrical parameter measurements using differential measurement with respect to immersion depth |
02/01/1996 | DE19525430A1 Schaltungsnetzwerk-Meßeinrichtung und Kalibrierungsverfahren Circuit network-measuring device and calibration procedures |
01/31/1996 | EP0694786A1 Surface resistivity measuring probe |
01/30/1996 | US5488310 Return-loss detection for serial digital source |
01/24/1996 | CN1030800C Method and electrical measuring apparatus for analyzing impedance of source of actual alternating voltage |
01/24/1996 | CN1030795C Dynamic and non-contact measurement of displacement or of permittivity by use of capacitive sensor |
01/23/1996 | US5487014 Low cost automated system for evaluating the electrical characteristics of ferroelectric materials |
01/18/1996 | WO1996001433A1 Characterizing a differential circuit |
01/17/1996 | EP0692092A1 Apparatus for measuring the surface resistance and electric resistivity of a homogeneous resistive material at high temperature |
01/11/1996 | WO1996000907A1 Shield integrity monitor |
01/11/1996 | DE4421906A1 Measurement of resistance of resistance sensor in moisture sensor automatically activating vehicle windscreen wipers |
01/09/1996 | US5483414 Electrical impedance detector for measurement of physical quantities, in particular of temperature |