| Patents for G01R 29 - Arrangements for measuring or indicating electric quantities not covered by groups (11,937) |
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| 09/30/2009 | CN201319046Y Portable passive electromagnetic radiation detecting device |
| 09/30/2009 | CN101545934A Optical acoustic thunder and lightning detecting process and detector |
| 09/30/2009 | CN101545933A Remote intelligent update device for lightening detection and realization method thereof |
| 09/30/2009 | CN101545932A Off-line large-capacity high-speed storage device for lightening detection and realization method thereof |
| 09/29/2009 | US7596495 Current noise spectrum estimation method and apparatus with correlation between previous noise and current noise signal |
| 09/29/2009 | US7596462 Systems, methods, and devices for generating variable-frequency pulses |
| 09/24/2009 | WO2009115639A1 Lightning detection |
| 09/24/2009 | US20090240453 Method and system of determining forthcoming failure of transducers |
| 09/24/2009 | US20090237312 Antenna |
| 09/24/2009 | US20090237093 Microwave rectenna based sensor array for monitoring planarity of structures |
| 09/24/2009 | US20090237071 Method for Determining the Type of Connection of at Least Two Electrical Devices and System Comprising Several Electric Devices |
| 09/24/2009 | US20090237068 Wideband CMOS RMS power detection scheme |
| 09/23/2009 | CN101542300A Method and apparatus for staged approach transient RF detection and sensor power saving |
| 09/23/2009 | CN101539602A Full-digital real-time noise measurement and analysis method and system thereof |
| 09/23/2009 | CN101539601A Three-phase alternating current phase sequence testing circuit |
| 09/23/2009 | CN101539600A Improvement method of diffraction Gaussian beam analysis algorithm |
| 09/23/2009 | CN101539599A Digital lightning detection method and device thereof |
| 09/22/2009 | US7593836 Electromagnetic field simulator and electromagnetic field simulation program |
| 09/22/2009 | US7592959 Radio frequency interference suppression enclosure |
| 09/22/2009 | US7592843 Clock input filter circuit |
| 09/22/2009 | CA2455319C Active-matrix substrate and electromagnetic wave detector |
| 09/17/2009 | US20090234605 Power supply noise analysis method, system and program for electronic circuit board |
| 09/17/2009 | US20090234602 Power supply noise analysis method, apparatus and program for electronic circuit board |
| 09/17/2009 | US20090231217 Radiation diagram measuring system for a transmitting antenna |
| 09/17/2009 | US20090230949 State detection device for decting operation state of high-frequency heating apparatus |
| 09/16/2009 | EP2100156A2 Integrated time and/or capacitance measurement system, method and apparatus |
| 09/16/2009 | CN101533426A Power supply noise analysis method, system and program for electronic circuit board |
| 09/16/2009 | CN101533425A Power supply noise analysis apparatus, method and program for electronic circuit board |
| 09/16/2009 | CN101533050A Wireless high-voltage digital phase-checking instrument |
| 09/16/2009 | CN101533049A Current radiation transmitting device for measuring cable |
| 09/16/2009 | CN100541209C Device and method for determining at least one variable associated with the electromagnetic radiation of an object being tested |
| 09/11/2009 | WO2009109760A2 Lightning detection |
| 09/11/2009 | WO2009109692A1 Electromagnetic interference sensor device and method and computer program |
| 09/10/2009 | US20090228227 Test device, test method and computer readable media |
| 09/10/2009 | US20090224988 Satellite tracking mode-selectable satellite antenna system |
| 09/10/2009 | DE102008008613A1 Simplified measuring method for electromagnetic compatibility and electromagnetic environmental compatibility-application for evaluating compliance of field strength limits, involves evaluating level of undershooting or overshooting |
| 09/09/2009 | EP2098876A1 The method for determining the minimum measurement distance of antenna |
| 09/09/2009 | EP2098875A1 Received field intensity estimating device, and received field intensity estimating program |
| 09/09/2009 | CN101529261A Electrooptic probe for vector measurement of an electromagnetic field |
| 09/09/2009 | CN101529260A Rapid absorption measurement |
| 09/09/2009 | CN101527456A Composite detection method for active filter |
| 09/09/2009 | CN101526573A Electromagnetic interference detecting device |
| 09/08/2009 | US7586450 Device for transmitting and/or receiving high-frequency signals in an open or closed space system |
| 09/03/2009 | WO2009108494A1 Model-based estimation of battery hysteresis |
| 09/03/2009 | WO2009087599A3 Evaluating an electromagnetic field strength of an electromagnetic gate apparatus |
| 09/03/2009 | WO2009064440A3 Three-phase detection module |
| 09/03/2009 | US20090221253 Adaptive control apparatus using multiple adaptive control methods |
| 09/03/2009 | US20090219217 Antenna-characteristic measuring apparatus and antenna-characteristic measuring method |
| 09/03/2009 | US20090219056 Signal detection circuit with deglitch and method thereof |
| 09/02/2009 | EP2095140A1 Measuring device for the electromagnetic field emitted by an apparatus being tested |
| 09/02/2009 | CN101523228A Reverberation chamber |
| 09/02/2009 | CN101520492A Method for testing near field communication equipment by near field test system |
| 09/02/2009 | CN100535674C Small three-dimensional electric field sensor |
| 09/02/2009 | CN100535673C Decision method for false radio signal generated by active antenna |
| 09/01/2009 | US7583090 Electromagnetic apparatus for measuring angular position |
| 09/01/2009 | US7583089 Measurement system of specific absorption rate |
| 09/01/2009 | US7583088 System and method for reducing noise in sensors with capacitive pickup |
| 09/01/2009 | US7583086 Potential sensor |
| 08/27/2009 | WO2009103702A2 Device and method for determining at least one value associated with the electromagnetic radiation of an object being tested |
| 08/27/2009 | US20090216442 Method, apparatus and computer program product for map feature detection |
| 08/27/2009 | US20090215156 Method for Fabricating Nanogap and Nanogap Sensor |
| 08/27/2009 | CA2716225A1 Device and method for determining at least one value associated with the electromagnetic radiation of an object being tested |
| 08/26/2009 | EP2093579A1 Test device and test module |
| 08/26/2009 | EP1671079A4 Integrated sensor system for measuring electric and/or magnetic field vector components |
| 08/26/2009 | CN101517421A Antenna coupler |
| 08/26/2009 | CN101515015A Power quality monitoring and recording device of power system |
| 08/26/2009 | CN101515007A Automatic detector for radio frequency noise |
| 08/26/2009 | CN101515006A Method for measuring nonlinear susceptibility of materials |
| 08/26/2009 | CN100533159C Method for identifying protection distance between extra-high voltage AC line and short wave radio direction-finding station |
| 08/25/2009 | US7579845 Methods and systems for the rapid detection of concealed objects |
| 08/25/2009 | US7579843 Methods and apparatus for analyzing partial discharge in electrical machinery |
| 08/25/2009 | US7579818 Current regulator and method therefor |
| 08/20/2009 | WO2009102358A1 Application of wideband sampling for arc detection with a probabilistic model for quantitatively measuring arc events |
| 08/20/2009 | US20090206884 Locking state detector and dll circuit having the same |
| 08/20/2009 | US20090206824 Measurement amplification device and method |
| 08/20/2009 | US20090206698 Vibration device, antidust device, camera, vibration device inspection method, method for manufacturing vibration device and vibration method |
| 08/20/2009 | US20090205179 Method of fabricating piezoelectric vibration piece, piezoelectric vibrating piece, wafer, piezoelectric vibrator, oscillator, electronic apparatus and radiowave timepiece |
| 08/20/2009 | US20090205178 Method of fabricating piezoelectric vibrating piece, piezoelectric vibrating piece, wafer, piezoelectric vibrator, oscillator, electronic apparatus and radiowave timepiece |
| 08/20/2009 | DE10291293B4 Vorrichtung zum Schätzen der Auftrittswahrscheinlichkeit und zum Messen von Taktversatz Apparatus for estimating the probability of occurrence and for measuring clock skew |
| 08/19/2009 | EP2091102A1 Device for performing an EMV system test |
| 08/19/2009 | CN101512871A Phasor representation for generating electric entity of polyphase AC electric power system |
| 08/19/2009 | CN101512352A Antenna characteristic determining apparatus and antenna characteristic determining method |
| 08/19/2009 | CN101509946A Phase-lacking and power down detecting method for three phase AC input power supply |
| 08/19/2009 | CN101509945A Real-time detection method for positive and negative sequence electricity quantity |
| 08/19/2009 | CN101509787A Electro-magnetic wave sensing apparatus |
| 08/19/2009 | CN100531024C Method of reducing the variance of a signal-to-noise ration estimate for a signal with differential phase and coherent amplitude modulation |
| 08/19/2009 | CN100529693C Apparatus and a method for pulse detection and characterization |
| 08/18/2009 | US7576569 Circuit for dynamic circuit timing synthesis and monitoring of critical paths and environmental conditions of an integrated circuit |
| 08/18/2009 | US7576546 Electric potential measuring device and image forming apparatus |
| 08/13/2009 | WO2009099090A1 Electromagnetic field measurement device |
| 08/13/2009 | WO2009097909A1 Esd-detector |
| 08/12/2009 | CN201289506Y 便携式微波暗箱 Portable microwave camera obscura |
| 08/12/2009 | CN201289505Y Thunderbolt prewarning circuit |
| 08/12/2009 | CN101506670A Optical recognition system for recognising the position and the movement of an object on a positioning device |
| 08/12/2009 | CN101504432A Transient electromagnetic field measuring method for transforming plant |
| 08/12/2009 | CN101504431A Nanosecond on-line detection system for random pulse time sequence |
| 08/12/2009 | CN100526738C Apparatus and method for detecting phase state |
| 08/11/2009 | US7574314 Spurious signal detection |
| 08/11/2009 | US7573263 Device for punctual measurement of a radiofrequency magnetic field with constant amplitude and frequency |
| 08/06/2009 | WO2009097083A1 Fuel gauging system and method thereof |