| Patents for G01R 29 - Arrangements for measuring or indicating electric quantities not covered by groups (11,937) |
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| 08/17/2011 | CN102156226A Outdoor electromagnetic field data acquisition system |
| 08/17/2011 | CN101788613B Four-dimensional self-adaptive insulation piece surface charge measuring device |
| 08/17/2011 | CN101401011B Electric field sensor for marine environments |
| 08/11/2011 | WO2011095334A1 Holding device and system for positioning a device for a wireless communication in a measurement environment |
| 08/11/2011 | WO2011047379A3 Electromagnetic field detection systems and methods |
| 08/11/2011 | DE10039666B4 Verfahren und Vorrichtung zur Abschätzung der Frequenz und/oder der Phase eines digitalen Signals Method and apparatus for estimating the frequency and / or the phase of a digital signal |
| 08/10/2011 | EP2354801A1 Holding device and system for positioning a device for a wireless communication in a measurement environment |
| 08/10/2011 | EP1581816B1 Measuring method for deciding direction to a flickering source |
| 08/10/2011 | CN201926718U 电压相序判别器 Phase sequence voltage discriminator |
| 08/10/2011 | CN201926717U 保护范围内直接雷击精确预警系统 Accurate direct lightning warning system within the scope of protection |
| 08/10/2011 | CN102150052A Deterministic component model identifying apparatus, identifying method, program, recording medium, test system and electronic device |
| 08/10/2011 | CN102150051A Deterministic component model identifying apparatus, identifying method, program, recording medium, test system and electronic device |
| 08/10/2011 | CN102147436A Pocket-size multifunctional radiation out-of-limit prompting instrument |
| 08/10/2011 | CN102147435A Method for measuring line width and frequency discrimination slope of physical system of Rubidium atom frequency scale |
| 08/10/2011 | CN101625385B Electric field sensor in lightning protection prewarning system |
| 08/10/2011 | CN101303377B Parameter acquisition method of discharging radiation pulse |
| 08/09/2011 | US7994991 Radiation diagram measuring system for a transmitting antenna |
| 08/09/2011 | US7994990 Simulator for internal antennas in telemetry devices |
| 08/09/2011 | US7994793 Jig for detecting position |
| 08/09/2011 | US7992348 High-frequency measuring enclosure for measuring large test objects |
| 08/04/2011 | WO2011094194A2 Method and apparatus for discrimination of sources in stray voltage detection |
| 08/04/2011 | WO2011093272A1 Electromagnetic wave source survey method, electromagnetic wave source survey program, and electromagnetic wave source survey device |
| 08/04/2011 | US20110191047 Wavelet Denoising for Time-Domain Network Analysis |
| 08/04/2011 | US20110187387 Method of generating a scenario of electromagnetic noise |
| 08/04/2011 | US20110187347 Electromechanical transducer and a method of providing an electromechanical transducer |
| 08/04/2011 | DE102009037336A1 Antennencharakterisierung in einem Wellenleiter Antenna characterization in a waveguide |
| 08/04/2011 | CA2788290A1 Method and apparatus for discrimination of sources in stray voltage detection |
| 08/03/2011 | EP1490701B1 Method for controlling an electrical network comprising determining a negative sequence component |
| 08/03/2011 | CN201917616U 一种静电监测记录仪 An electrostatic monitor recorder |
| 08/03/2011 | CN102141588A Device capable of automatically recording thunderstorm days every year |
| 08/03/2011 | CN102141587A Lightening locating data imaging method |
| 07/28/2011 | WO2011090237A1 Microwave sensor |
| 07/28/2011 | WO2011089421A1 Apparatus and method for measuring a phasor of an electrical power system signal |
| 07/28/2011 | US20110184650 Utility and method for the application of signal advance amplification to analog waveform or signal detection, acquisition and processing |
| 07/28/2011 | US20110181298 Measurement apparatus and test apparatus |
| 07/28/2011 | DE102010001248A1 Three phase two-poled alternating current-synchronous generator e.g. turbogenerator, for supplying power into three phase alternating current grid, has evaluation device determining twist angle of rotor relative to rotational magnetic field |
| 07/27/2011 | EP2348766A1 Radio base station, radio device, and radio device controller |
| 07/27/2011 | EP2348324A1 Test apparatus, manufacturing method, and pallet for parallel RF testing of printed circuit boards |
| 07/27/2011 | EP2347270A1 Construction system for a capacitive sensor |
| 07/27/2011 | CN201909824U Intelligent detector for CT (Current Transformer) secondary circuit |
| 07/27/2011 | CN201909816U Device for detecting radiation of mobile phone |
| 07/27/2011 | CN201909815U CS101 monitoring device |
| 07/27/2011 | CN102135231A Electric shock prevention method and device and engineering machinery with electric shock prevention device |
| 07/27/2011 | CN101776714B Detecting meter for electricity-containing objects |
| 07/27/2011 | CN101639502B System for automatically measuring charge distribution on surface of solid medium |
| 07/27/2011 | CN101515006B Method for measuring nonlinear susceptibility of materials |
| 07/27/2011 | CN101118235B Measurement mechanism for trace quantity electric charge and method thereof |
| 07/26/2011 | US7987076 Electromagnetic field simulator and electromagnetic field simulation program storage medium |
| 07/26/2011 | US7987062 Delay circuit, test apparatus, storage medium semiconductor chip, initializing circuit and initializing method |
| 07/26/2011 | US7985811 Method for controlling sheeting in gas phase reactors |
| 07/21/2011 | US20110178776 Excessive noise ratio deriving device, noise figure deriving device, method, program, and recording medium |
| 07/21/2011 | US20110176128 Optical filter, analytical instrument, optical device, and characteristic measurement method |
| 07/21/2011 | US20110175594 Apparatus for measuring the magnitude of an electric field |
| 07/20/2011 | CN201903593U Mobile three-phase current and voltage balance recording analyzer |
| 07/20/2011 | CN201903592U Mine intrinsically safe electrostatic detector |
| 07/20/2011 | CN102128990A Method for judging power amplifier saturation in electromagnetic radiation sensitivity automatic test |
| 07/20/2011 | CN102128968A Low voltage differential signal testing system and method thereof |
| 07/20/2011 | CN102128957A Mechanical type full-automatic transformation ratio electrical bridge |
| 07/20/2011 | CN101696995B Measurement system of space charge of coaxial high-voltage direct current plastic cable |
| 07/20/2011 | CN101498751B Wrist wearing type digital electric field detection meter |
| 07/13/2011 | CN201897618U Phase sequence paste |
| 07/13/2011 | CN201897617U Intelligent nuclear phase pen |
| 07/13/2011 | CN201897616U Array antenna amplitude-phase detecting device |
| 07/13/2011 | CN201894780U Pacemaker alarm |
| 07/13/2011 | CN101419259B Automatic measurement method for shake t |
| 07/12/2011 | US7979101 Electromagnetic wave detection element and electromagnetic wave detection device using the same |
| 07/07/2011 | WO2011081102A1 Wireless measurement device and wireless temperature measurement system |
| 07/07/2011 | WO2011080332A2 System for measuring an electromagnetic field |
| 07/07/2011 | WO2011027984A3 Sensor for measuring electrical characteristics |
| 07/06/2011 | CN201893739U Three-phase alternating-current motor phase-sequence recognizer |
| 07/06/2011 | CN201892709U Electricity-checking and phasing apparatus of power cable |
| 07/06/2011 | CN201892708U Measurement fixture |
| 07/06/2011 | CN201892707U Measuring system for electric field |
| 07/06/2011 | CN102116849A Noncontact type measuring system and measuring method for switch power working parameters |
| 07/06/2011 | CN102116808A Test device for testing radiosensitivity of electric field and test method thereof |
| 07/06/2011 | CN102116807A Three-dimensional power frequency electric field measurement method and device capable of correcting distortion of electric field |
| 07/06/2011 | CN102116806A ESD (Electro-Static Discharge) test method of chip |
| 07/06/2011 | CN102116805A Signal energy judgment device and signal energy judgment method |
| 07/06/2011 | CN101762751B GLITCH detection circuit |
| 06/30/2011 | WO2011076103A1 Method and device for detecting pwm wave |
| 06/30/2011 | US20110161028 Signal Processing Apparatus and Method Thereof |
| 06/30/2011 | US20110160616 System and method for orthopedic load and location sensing |
| 06/30/2011 | US20110156537 Actuator element, method of driving actuator element, method of manufacturing actuator element, device inspection method and mems switch |
| 06/30/2011 | US20110155922 Ion detecting apparatus and ion generating apparatus |
| 06/29/2011 | CN201886090U Charge detecting device |
| 06/29/2011 | CN201886089U Fully automatic tester for variable ratio bridges |
| 06/29/2011 | CN201886088U Electromagnetic radiation detection device |
| 06/29/2011 | CN201886087U Sampling monitoring instrument |
| 06/29/2011 | CN201886086U Fast detector for transformer iron core loss and coil turn number |
| 06/29/2011 | CN201886073U Loss-of-voltage timer with short message notification function |
| 06/29/2011 | CN102113171A Antenna evaluation apparatus and antenna evaluation method |
| 06/29/2011 | CN102109565A Intelligent detector of CT (current transformer) secondary circuit |
| 06/29/2011 | CN102109557A Real-time on-line monitoring device for power-frequency electromagnetic data |
| 06/29/2011 | CN102109547A Scanning probe system on high field side of Tokamak device |
| 06/29/2011 | CN101713797B Non-contact insect charge-measuring system |
| 06/29/2011 | CN101696990B Method for testing electricity of ultrahigh-voltage transmission line based on electric field measurement and system thereof |
| 06/29/2011 | CN101174548B Apparatus and method for measuring chuck attachment force |
| 06/28/2011 | US7969367 Antenna coupler |
| 06/28/2011 | US7969161 Optimal drive frequency selection in electrical tomography |
| 06/28/2011 | US7969158 Noise-reduction method for processing a test port |