Patents for G01R 29 - Arrangements for measuring or indicating electric quantities not covered by groups (11,937) |
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12/27/2012 | US20120326933 Apparatus for measuring the strength of an electromagnetic field |
12/27/2012 | US20120326698 Joint connector and method for identifying bus bar pattern in joint connector |
12/26/2012 | CN202632112U Electric field difference obstacle avoidance system for live wire tour inspection of unmanned aerial vehicle |
12/26/2012 | CN202631646U Measure system for epitaxial wafer piezoelectric field of GaN based multi-quantum well structure |
12/26/2012 | CN202631645U Connection phase identification table for segmented power lines of power equipment |
12/26/2012 | CN202631644U Mobile electromagnetic environment monitoring system |
12/26/2012 | CN102841268A Method and system for detecting noises of capacitive screen |
12/26/2012 | CN102841267A Method for judging phase sequence misconnection of AC incoming wire of converter bridge |
12/26/2012 | CN102841266A Vertical geoelectric field instrument and observation method thereof |
12/26/2012 | CN102841265A Three-dimensional high-precision fully-automatic ultra-high frequency band radar antenna near-field testing system |
12/26/2012 | CN102841264A Passive detection method for electromagnetic radiation and portable alarm device |
12/26/2012 | CN102841263A Device for calibrating uniformity of transient electromagnetic field |
12/26/2012 | CN102841262A Omni-directional intelligent comprehensive field intensity indicator |
12/26/2012 | CN102840429A Novel support used for calibrating transient electromagnetic field uniformity quickly |
12/26/2012 | CN102840428A Bracket for quickly calibrating field uniformity of transient electromagnetic field |
12/26/2012 | CN102840427A Bracket for calibrating field uniformity of transient electromagnetic field |
12/26/2012 | CN102163606B Charge-detecting chip and manufacturing method thereof |
12/25/2012 | US8339140 Sensor arrangement |
12/20/2012 | WO2012171562A1 Improved method and apparatus for measuring the performance of antennas, mobile phones and other wireless terminals |
12/20/2012 | WO2012171148A1 Real-time synchronous measurement system for multiple factors such as wind-blown sand electric field, sand particle electrification and wind speed |
12/20/2012 | US20120323514 Piezoelectric sensor device, and polarization method of piezoelectric body of piezoelectric sensor device |
12/19/2012 | EP2534495A1 Determining the operation of equipment |
12/19/2012 | CN202616390U Antenna support and test device using the antenna support |
12/19/2012 | CN202614855U Charge LCD (Liquid Crystal Display) display |
12/19/2012 | CN202614854U Nuclear phase small vehicle for middle switch cabinet |
12/19/2012 | CN202614853U Miniature electromagnetic radiation detector |
12/19/2012 | CN102834724A Apparatus for measuring a radiation pattern of an active antenna arrangement |
12/19/2012 | CN102833931A Electrical collecting cover for covering an electrostatic gun and electrostatic testing device therewith |
12/19/2012 | CN102830293A Method and system for quickly calibrating field uniformity of transient electromagnetic field |
12/19/2012 | CN102830292A System for quickly calibrating field uniformity of transient electromagnetic field |
12/19/2012 | CN102830291A System for calibrating field uniformity of transient electromagnetic field |
12/19/2012 | CN102830290A System with bracket for calibrating field uniformity of transient electromagnetic field |
12/19/2012 | CN102830289A Novel system for quickly calibrating field uniformity of transient electromagnetic field |
12/19/2012 | CN102830288A Support for calibrating field uniformity of transient electromagnetic field |
12/19/2012 | CN102175928B Method for selecting amplitude-frequency curve characteristic points in electromagnetic compatibility test |
12/19/2012 | CN101833047B 电子设备 Electronic Equipment |
12/18/2012 | US8334812 Microwave ablation antenna radiation detector |
12/12/2012 | EP2531865A2 Method and apparatus for discrimination of sources in stray voltage detection |
12/12/2012 | CN202602128U Width-adjustable phase-verification handle |
12/12/2012 | CN202600056U Portable detection device for indicating electromagnetic field energy of radio frequency reader antenna |
12/12/2012 | CN202600055U Lightning electric field change signal measuring system |
12/12/2012 | CN202600054U Programmable cloud platform of microwave high-frequency electromagnetic environment test system |
12/12/2012 | CN202588335U Maternity dress with functions of radiation protection and intelligent warning |
12/12/2012 | CN102818944A Device and method for improving accuracy of power frequency electric field strength detection device |
12/12/2012 | CN102818943A Quick measuring probe of dual polarization electric field |
12/12/2012 | CN102818942A Far-field parameter calibration device and calibration method for antenna |
12/12/2012 | CN102818941A Electromagnetic radiation emission measurement method in outfield disturbed environment |
12/12/2012 | CN102818940A Method for detecting with a high temporal accuracy a threshold crossing instant by a signal |
12/12/2012 | CN102818939A Measuring circuit for single-event transient pulse width |
12/11/2012 | US8330662 Methods and apparatus for determining parameters of an array |
12/11/2012 | US8330661 System and method for measuring antenna radiation pattern in Fresnel region based on phi-variation method |
12/11/2012 | US8330660 Method for tuning glass antenna |
12/06/2012 | WO2012164507A1 Apparatus for counting ions, method for counting ions and use of the apparatus and the method |
12/06/2012 | WO2012164120A1 Method and device for actively calibrating the imbalance power phasor of electrical installations |
12/06/2012 | US20120310573 Method to estimate a signal to interference plus noise ratio based on selection of the samples and corresponding processing system |
12/05/2012 | EP2529642A1 Apparatus for counting ions, method for counting ions and use of the apparatus and the method |
12/05/2012 | CN202583334U On-line measurement apparatus for operation noise of AC contactor |
12/05/2012 | CN202583333U Human body static detecting system |
12/05/2012 | CN202583332U Portable AC high voltage one pole type wireless nuclear phase device |
12/05/2012 | CN202583331U Antenna comprehensive test revolving table |
12/05/2012 | CN202583330U Electromagnetic radiation detector used for transformer station |
12/05/2012 | CN102809701A Wireless high-voltage nuclear phase device |
12/05/2012 | CN102809700A Radio wave propagation experimental device in plasma |
12/05/2012 | CN102012465B Wire order test method |
12/05/2012 | CN101576592B Artificial antenna mismatching load capable of simultaneously adjusting standing wave ratio and phase |
12/05/2012 | CN101512352B Antenna characteristic determining apparatus and antenna characteristic determining method |
12/05/2012 | CN101231316B Method for determining antenna minimum test distance |
12/04/2012 | US8325098 Dynamic antenna pattern measurement method |
12/04/2012 | US8324950 Schmitt trigger circuit operated based on pulse width |
11/29/2012 | DE102008024248B4 Verfahren zur Erstellung von Feldstärkeprofilen zur Empfangserprobung von mobilen Funkempfängern Process for the preparation of field strength profiles to receive testing of mobile radio receivers |
11/28/2012 | EP2527853A2 Multifunctional nanoscopy for imaging cells |
11/28/2012 | EP2527852A2 Multifunctional nanoscopy for imaging cells |
11/28/2012 | EP2526435A1 Radio frequency energy deposition analysis |
11/28/2012 | CN102803974A A device for monitoring a gas-insulated high-voltage substation by measuring partial discharges and the gas-insulated high-voltage substation using the device |
11/28/2012 | CN102798846A Method for measuring parameters of secondary radar echo pulses |
11/28/2012 | CN102798770A Method for detecting default phase of frequency converter |
11/28/2012 | CN102798769A Narrow-band antenna test method based on return loss compensation |
11/28/2012 | CN102798768A Electromagnetic wave radiation test equipment |
11/28/2012 | CN102798767A Electromagnetic wave testing device |
11/28/2012 | CN102023263B Detection system of piezoelectric material |
11/28/2012 | CN101644729B Antenna regulating device |
11/27/2012 | US8319524 Deglitch circuit removing glitches from input clock signal |
11/27/2012 | US8319503 Test apparatus for measuring a characteristic of a device under test |
11/22/2012 | WO2012157412A1 Potential measurement device |
11/22/2012 | US20120296589 Waveguide, apparatus including the waveguide, and method of manufacturing the waveguide |
11/22/2012 | US20120296185 Signal acquisition circuit for detecting a wanted signal in the presence of an unwanted signal |
11/22/2012 | US20120293379 Testing system with electrically coupled and wirelessly coupled probes |
11/21/2012 | EP2525460A1 System, device, and method for detecting electrical discharges on a structure |
11/21/2012 | CN202548290U Vacuum circuit breaker synchronous detector |
11/21/2012 | CN202548220U Intelligent safety helmet for controlling distance between human and charged device |
11/21/2012 | CN202548219U Pitching swing arm special for antenna measurement of automobile |
11/21/2012 | CN202548218U Pulse failure detection circuit |
11/21/2012 | CN202548217U System for detecting electrical properties of biological tissue under different temperatures |
11/21/2012 | CN202548180U Electrolysis unit electrostatic detection device |
11/21/2012 | CN202538019U Charge particle production device |
11/21/2012 | CN102788911A Thermosensitive film noise testing method |
11/21/2012 | CN102788910A Noise detection, scanning and frequency hopping method of mutual-capacitance touch screen |
11/21/2012 | CN102788909A Method for measuring surface accuracy of antenna by adopting holographic method |
11/21/2012 | CN102788908A Method for predicting horizontal electromagnetic scattering mean of ship loaded with cylindrical whip antenna |
11/21/2012 | CN101999733B High-voltage pulse electric field sterilizing treatment chamber for monitoring strength and temperature of electric fields on line |