| Patents for G01R 27 - Arrangements for measuring resistance, reactance, impedance, or electric characteristics derived therefrom (22,286) |
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| 09/23/2010 | DE102009001695A1 Method for impedance measurement in passive network, involves impinging network to be examined with broadband signal, and comparing response signal with reference value |
| 09/23/2010 | CA2754692A1 Method and apparatus for monitoring the isolation of an it-grid |
| 09/22/2010 | EP2230522A1 Method and device for insulation monitoring of an IT network |
| 09/22/2010 | CN201589985U Oil cup thermostatic control device of full automatic tester for oil dielectric loss and volume resistivity |
| 09/22/2010 | CN201589845U Electrode plate for testing insulation properties of insulated sleeves |
| 09/22/2010 | CN201589826U Universal intelligent altered tone recognition network wire tracker |
| 09/22/2010 | CN201589817U Full automatic tester for oil dielectric loss and volume resistivity |
| 09/22/2010 | CN201589816U Simple device for measuring internal resistance of storage battery |
| 09/22/2010 | CN201589815U Resistance test device |
| 09/22/2010 | CN101839947A Measurement method of parasitic inductance of capacitor |
| 09/22/2010 | CN101839946A Resistor-capacitor decoupling soft sensing method based on magnitude-phase characteristics |
| 09/22/2010 | CN101839945A Non-contact conductivity sensor |
| 09/22/2010 | CN101839944A Seven-electrode conductivity sensor |
| 09/22/2010 | CN101839943A Resistance measurement device of conduction cooling type superconduction adapter |
| 09/21/2010 | US7801697 Method and device for testing communication circuits |
| 09/21/2010 | US7800380 High capacitance load testing |
| 09/21/2010 | US7800379 Fuel sensor |
| 09/21/2010 | US7800378 Microwave resonator for or on a textile machine, especially a card, draw frame, combing machine or the like |
| 09/21/2010 | US7799275 Diagnostic test device |
| 09/16/2010 | WO2010103354A1 Time domain electromagnetic interference monitoring method and system |
| 09/16/2010 | WO2010103258A1 Apparatus and method for digitising impedance |
| 09/16/2010 | WO2010102965A1 Method for monitoring the electrical properties of a load circuit controlled in clocked fashion and circuit arrangement for carrying out the method |
| 09/16/2010 | WO2010102925A1 Method and device for measuring permittivity and/or perviousness |
| 09/16/2010 | US20100231247 Electrical specific resistivity probing robot |
| 09/16/2010 | US20100231246 Sensor apparatus for detecting a positional relationship between two members and method used for the sensor apparatus |
| 09/16/2010 | US20100231245 Aircraft potable water system |
| 09/16/2010 | US20100231244 Method and apparatus for measuring the percentage of fat trim and the percentage of saleable yield on cattle and the like and on their carcasses |
| 09/16/2010 | US20100231243 Electrode holder for use on cattle and the like and on their carcasses |
| 09/16/2010 | US20100231242 Electronic sensing of biological and chemical agents using functionalized nanostructures |
| 09/16/2010 | US20100231241 Capacitance measurement system and method |
| 09/16/2010 | US20100231239 Capacitance detector |
| 09/16/2010 | US20100231238 Proximity Sensor and Rotational Operation Detecting Device |
| 09/16/2010 | US20100231237 Electronic circuit with a capacitive sensor for measuring a physical parameter and method of activating the electronic circuit |
| 09/16/2010 | US20100231236 Integrated VSWR Detector for Monolithic Microwave Integrated Circuits |
| 09/16/2010 | US20100231235 Resonance electric current detection system |
| 09/16/2010 | US20100231234 Device and method for detecting direction of polarization of ferroelectric material |
| 09/16/2010 | US20100231232 Systems and Methods to Stir an Electromagnetic (EM) Field |
| 09/16/2010 | US20100231231 Method for calibrating apparatuses for determining the moisture content of products based on capacitive measurements, and device for simulating the dielectric properties of products, such as wood, for use in this method |
| 09/16/2010 | US20100230180 Capacitance change detection circuit, touch panel and determination method |
| 09/16/2010 | DE102010007768A1 System und Verfahren zur Kapazitätswertbestimmung System and method for capacitance value determination |
| 09/16/2010 | CA2755850A1 Time domain electromagnetic interference monitoring method and system |
| 09/15/2010 | EP2227699A1 Apparatus and method for automatic control of current electrodes for electrical resistivity survey |
| 09/15/2010 | CN201583631U Online-detecting device and system of storage battery |
| 09/15/2010 | CN201583615U Advanced electric leakage detection module |
| 09/15/2010 | CN201583614U Ict |
| 09/15/2010 | CN201583604U Portable electrical measurement device with diode testing functions |
| 09/15/2010 | CN201583600U Device for testing the dielectric loss of high voltage transformer |
| 09/15/2010 | CN201583599U Capacitive equipment online monitoring standard signal generator |
| 09/15/2010 | CN201583598U High-voltage stator coil insulation dielectric loss test box |
| 09/15/2010 | CN201583597U Adjustable ground screen resistance testing device |
| 09/15/2010 | CN201583596U Device for testing ground resistance of transmission line tower |
| 09/15/2010 | CN201583595U Equivalent impedance measuring instrument for RCL elements or components thereof |
| 09/15/2010 | CN101834677A Base band power statistic-based standing wave detecting system and method for radio frequency remote system |
| 09/15/2010 | CN101834169A Measurement structure for substrate resistivity of integrated passive device and forming method thereof |
| 09/15/2010 | CN101833071A High-precision internal resistance and voltage tester for lithium ion battery |
| 09/15/2010 | CN101833065A Method for accurately measuring whether circuit resistance of high-pressure oil circuit breaker exceeds standard or not |
| 09/15/2010 | CN101833044A System and method for determining capacitance value |
| 09/15/2010 | CN101833043A Method for measuring electric capacity and dielectric loss of capacitance type voltage transformer |
| 09/15/2010 | CN101833042A Capacitance measuring circuit and comprehensive control circuit applying same |
| 09/15/2010 | CN101833041A Method for detecting resistance of DC permanent magnet brush motor |
| 09/15/2010 | CN101833040A System and method for detecting keyboard resistance based on ARM (Advanced RISC Machines) |
| 09/15/2010 | CN101833039A Pressure device of contact resistance measuring system |
| 09/15/2010 | CN101833038A Conductive grid relative resistance contact measuring heads on deep concave curved surface and measuring method thereof |
| 09/15/2010 | CN101832124A Dual laterolog equipment power transmitting control method |
| 09/15/2010 | CN101261294B Permanent-magnetic electric machine inductance parameter measuring apparatus and method |
| 09/15/2010 | CN101217104B A phase demodulation device and method for transducer of radio frequency matcher |
| 09/14/2010 | US7797115 Time interval measurement for capacitive detection |
| 09/14/2010 | US7795883 Grid sensor |
| 09/14/2010 | US7795882 Operator sensing circuit for disabling motor of power equipment |
| 09/14/2010 | US7795881 Capacitive physical quantity detection device |
| 09/10/2010 | WO2010100998A1 Device for detecting insulation degradation |
| 09/10/2010 | WO2010099855A1 Synthesizer having adjustable, stable, and reproducible phase and frequency |
| 09/09/2010 | US20100228516 Electronic mattress or chair sensor for patient monitoring |
| 09/09/2010 | US20100225341 Apparatus, system and method for detecting defects in building structures |
| 09/09/2010 | US20100225340 Digital Foam |
| 09/09/2010 | US20100225339 Detection method for defect of sensor |
| 09/09/2010 | US20100225338 Probe and arrangement for determining the moisture content or conductivity of a material |
| 09/09/2010 | US20100225336 Object proximity detector and object position detector |
| 09/09/2010 | US20100225335 Method for determining the moisture content of wood |
| 09/09/2010 | US20100225334 Liquid concentration sensor |
| 09/09/2010 | US20100225333 Excitation phase detecting capacitance-type position transducer |
| 09/09/2010 | US20100225332 Proximity sensor |
| 09/09/2010 | DE10235221B4 Verfahren zum Kalibrieren von Netzwerkanalysatoren A method of calibrating network analyzers |
| 09/09/2010 | DE102010002475A1 Kapazitive Erfassung Capacitive sensing |
| 09/08/2010 | CN201576066U Electrical insulation testing device |
| 09/08/2010 | CN201576056U Grounding resistance online detector based on TMS320LF2407A |
| 09/08/2010 | CN201576055U Detection device of a cable armour integrality |
| 09/08/2010 | CN201576054U Cylinder-shaped lithium ion battery safety valve precision test device |
| 09/08/2010 | CN201576053U DC resistance online detecting device of cable conductor |
| 09/08/2010 | CN201576052U Insulation testing device with humidity compensation function |
| 09/08/2010 | CN201576043U Monitoring tap structure for end-screen leakage current signal of capacitor insulating casing |
| 09/08/2010 | CN1956286B Detection of islanding in power grids |
| 09/08/2010 | CN1702466B Capacitor with equivalent circuit model and its derivation method and device, emulation method |
| 09/08/2010 | CN101828117A Capacitance measuring circuit for touch sensor |
| 09/08/2010 | CN101826759A Hybrid type working machine |
| 09/08/2010 | CN101825685A Method for testing reactance parameter of permanent magnet motor based on voltage integration method |
| 09/08/2010 | CN101825683A Integrated circuit device and measurement system and method thereof |
| 09/08/2010 | CN101825663A Multi-channel capacitive sensor, device with the same and method for measuring capacitance |
| 09/08/2010 | CN101825662A Short-distance measurement method and structure of grounding resistance of grounding network |
| 09/08/2010 | CN101825661A Instrument for dynamically measuring high resistance |