| Patents for G01R 29 - Arrangements for measuring or indicating electric quantities not covered by groups (11,937) |
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| 06/21/2012 | US20120154228 Methods for simulating internal antennas in telemetry devices |
| 06/21/2012 | US20120154227 Embedded Optical Waveguide Feed Structure For Radio Frequency Antenna Arrays |
| 06/20/2012 | EP2466321A1 System, method and apparatus for detecting lightning strikes |
| 06/20/2012 | EP2464985A1 Antenna characterisation in a waveguide |
| 06/20/2012 | CN202281805U 噪声探测装置 Noise detecting means |
| 06/20/2012 | CN202281804U 真空断路器同步检测器 Vacuum breaker synchronous detector |
| 06/20/2012 | CN1975859B Audio processing method and device |
| 06/20/2012 | CN102511008A Test apparatus with electrostatic discharge capability |
| 06/20/2012 | CN102508211A Method for estimating total electron content in ionized layer based on double-frequency correction method |
| 06/20/2012 | CN102508051A Audible noise determining method of power transmission line |
| 06/20/2012 | CN102508050A Instrument for measuring static electricity on line |
| 06/20/2012 | CN102508049A Method for testing midfield of antenna on basis of Hankel function extrapolation |
| 06/20/2012 | CN102508048A Method for performing radiation test on large antenna based on actual paraboloidal coordinates |
| 06/20/2012 | CN102508047A Portable wideband electromagnetic field intensity sensing and tracing device |
| 06/20/2012 | CN102508046A Real-time lightning stroke prewarning method and device for outdoor electric equipment |
| 06/20/2012 | CN102508045A Method for accurately measuring narrow pulse modulation parameter |
| 06/20/2012 | CN102508044A Signal analysis device and configurating method thereof |
| 06/20/2012 | CN102508043A Automatic testing system and method of dispersion characteristics of travelling wave tube slow-wave system |
| 06/20/2012 | CN102508007A Dynamic method for measuring surface property parameters of substance |
| 06/20/2012 | CN101893659B Method and device for detecting polarization direction of electromagnetic wave |
| 06/20/2012 | CN101871976B Power clock detecting device |
| 06/19/2012 | US8204707 Time delay estimation |
| 06/14/2012 | US20120146861 Antenna characterization in a waveguide |
| 06/14/2012 | US20120146671 Method of and apparatus for detecting cracks in piezoelectric element |
| 06/14/2012 | US20120146665 System and method for determining power supply noise in an integrated circuit |
| 06/14/2012 | DE102011088046A1 Phased-Array-Antenne und Phasenkalibrierungsverfahren Phased array and phase calibration method |
| 06/13/2012 | CN102498407A Electromagnetic field sensor, and receiver |
| 06/13/2012 | CN102495300A Multifunctional high voltage electrode for measuring space charge |
| 06/13/2012 | CN102495299A System and method for automatically testing performances of piezoelectric materials |
| 06/13/2012 | CN102495298A Method for realizing line phase check by using programmable logic controller (PLC) |
| 06/13/2012 | CN102495297A Method for realizing phase check function by relay contact |
| 06/13/2012 | CN102495296A Current source establishment time detection circuit |
| 06/13/2012 | CN101512871B Phasor representation for generating electric entity of polyphase AC electric power system |
| 06/13/2012 | CN101483273B Calibration method for amplitude and phase variable array antenna |
| 06/13/2012 | CN101222257B Test approach of intelligent antenna figuration gain |
| 06/12/2012 | US8200445 Power supply noise analysis method, system and program for electronic circuit board |
| 06/12/2012 | US8198901 Method for assessment of electrostatic properties of fibers or substrates |
| 06/06/2012 | CN101893661B Optical and electromagnetic signal synchronous monitoring lightening data processing method |
| 06/05/2012 | US8195414 Method and apparatus for identifying an islanding condition |
| 06/05/2012 | US8195412 Iterative method for characterizing the frequency dependence of the linear properties of an electrical component |
| 05/31/2012 | WO2012071055A1 Wellbore operations, system, and methods with mcnano devices |
| 05/31/2012 | US20120133375 Liquid-discharging device, inspection method of liquid-discharging device, and program |
| 05/30/2012 | EP2458411A2 System and method for detecting lightning strikes likely to affect a condition of a structure |
| 05/30/2012 | CN202256639U Three-phase source detecting device for electrical equipment |
| 05/30/2012 | CN202256512U Multifunctional phase check instrument |
| 05/30/2012 | CN202256511U Adjustable jitter measurement circuit based on self-reference signals |
| 05/30/2012 | CN202256396U Instrument supporting frame for testing OTA (Over-the-Air Technology) dark room |
| 05/30/2012 | CN102478610A 占空比测量系统与其方法 Duty cycle measurement system and its method |
| 05/30/2012 | CN101657966B Clock data recovery circuit, method and test device utilizing them |
| 05/30/2012 | CN101430352B Measuring system and method for tangential piezoelectric strain constant of piezoelectric material by quasi-static method |
| 05/30/2012 | CN101349725B Modularization scanning tools and method for detection thereof |
| 05/30/2012 | CN101341714B System and method for optimizing robust header compression(rohc) in high delay variance environment |
| 05/30/2012 | CN101109778B System and method for detecting lightning |
| 05/29/2012 | US8190391 Determining die performance by incorporating neighboring die performance metrics |
| 05/29/2012 | US8190366 LC resonance probe for determining local plasma density |
| 05/24/2012 | US20120127046 Method For Estimating The Polarization Ellipticity Of An Antenna Response Signal To An Incident Electromagnetic Wave |
| 05/23/2012 | EP2454601A1 Method and arrangement for reconstructing the source of an electromagnetic field |
| 05/23/2012 | EP1192474B1 Floating plate voltage monitor |
| 05/23/2012 | CN202230142U Portable integrated charge amplification measuring instrument |
| 05/23/2012 | CN202230141U Particle and particle flow friction belt electric quantity measuring device |
| 05/23/2012 | CN202230140U System for measuring Wi-Fi waveband antenna directional pattern |
| 05/23/2012 | CN102472786A 电磁场测量设备，用于该测量设备的电磁场测量方法以及存储电磁场测量控制程序的非瞬时性计算机可读介质 Electromagnetic field measurement equipment, electromagnetic field measurement methods and measuring equipment for the measurement of electromagnetic field control program stored non-transient computer-readable medium |
| 05/23/2012 | CN102472785A 电/磁场探头 Electric / magnetic field probe |
| 05/23/2012 | CN102472777A 用于测量电特性的传感器 A sensor for measuring the electrical properties of |
| 05/23/2012 | CN102468273A 一种测量电荷的装置及方法 An apparatus and method for measuring the charge |
| 05/23/2012 | CN101893651B Method for detecting positive sequence, negative sequence, idle and harmonic currents of power supply system |
| 05/23/2012 | CN101858942B Low-frequency calibration system and method of key-free access control system for car |
| 05/23/2012 | CN101825664B Linear impedance stabilization network |
| 05/23/2012 | CN101825524B Particle environment simulating system with particle motion friction electrification measurement function |
| 05/23/2012 | CN101819234B Device and method for measuring AC mutual induction with compensation method |
| 05/23/2012 | CN101819226B 1000kV extra-high voltage alternating-current non-contact multichannel distance measurement type electroscope |
| 05/23/2012 | CN101650570B Intelligent console alignment system |
| 05/23/2012 | CN101419256B Radiating cuing method and device |
| 05/22/2012 | US8185330 Automatic placement of measurement gates |
| 05/22/2012 | US8185328 Device, method, and program for measuring signal, and recording medium |
| 05/18/2012 | WO2012063601A1 Electromagnetic noise evaluation system, electromagnetic environment evaluation system and program |
| 05/17/2012 | US20120119960 Waveguide radiating element of an antenna suitable to operate in the Wi-Fi band, and system for measuring the performances of an antenna operating in the C band and using such a radiating element |
| 05/17/2012 | US20120119757 Electronic Device and Noise Current Measuring Method |
| 05/17/2012 | US20120119750 Container for Measuring Cell Potential |
| 05/16/2012 | CN102461359A 电子设备及噪声电流测量方法 Electronic equipment and noise current measurement methods |
| 05/16/2012 | CN102460208A 以电磁方式来表征目标的方法 Electromagnetic manner to characterize the target method |
| 05/16/2012 | CN102455403A 一种led芯片检测装置 One kind of led chip detection device |
| 05/16/2012 | CN102455390A 一种相序检测电路、控制板及相序保护装置 A phase-sequence detection circuit, control panels and phase sequence protection device |
| 05/16/2012 | CN102455389A 三相交流电源相序检测装置 Three-phase AC power supply phase sequence detection device |
| 05/16/2012 | CN102455388A 一种新型电磁波场强器 A new type of electromagnetic field strength is |
| 05/16/2012 | CN102455387A Electromagnetic radiation detecting device |
| 05/16/2012 | CN101526573B Electromagnetic interference detecting device |
| 05/15/2012 | US8180612 Electromagnetic field simulator and electromagnetic field simulating program product |
| 05/10/2012 | WO2012059061A1 Method and device for quality-monitoring of high-voltage electrical energy |
| 05/10/2012 | US20120112736 Apparatus and method for testing driver writeability strength on an integrated circuit |
| 05/09/2012 | CN202217019U Three-phase supply input open phase detection circuit |
| 05/09/2012 | CN202211209U Intelligent electric-shock-proof safety helmet |
| 05/09/2012 | CN102447941A Television electromagnetic radiation control system and control method thereof |
| 05/09/2012 | CN102445605A Reactor noise testing device and method |
| 05/09/2012 | CN102445604A Miniature electric field sensor with special-shaped electrodes |
| 05/09/2012 | CN101871981B Automatic detection and regulation method and circuit for air conditioner |
| 05/09/2012 | CN101819281B Ring-array combined solid nonpolarizing electrode |
| 05/09/2012 | CN101696997B Adaptive rapid determining method for multi-medium power frequency electric field distribution |
| 05/09/2012 | CN101576593B Array type inferior insulator local electric field detector and inverse diagnosis method |
| 05/08/2012 | US8175829 Analyzer for signal anomalies |