| Patents for G01R 29 - Arrangements for measuring or indicating electric quantities not covered by groups (11,937) |
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| 11/26/2009 | US20090289616 Dead-line phase identification system and method thereof |
| 11/25/2009 | EP2124162A1 Radio wave propagation characteristic estimation system, its method, and program |
| 11/25/2009 | EP2122373A1 Antenna adaptable to electromagnetic compatibility testing |
| 11/25/2009 | CN201352237Y Electromagnetic pollution measuring device |
| 11/25/2009 | CN101588401A Method for counting and calculating electromagnetic radiation quantity |
| 11/25/2009 | CN100562754C Electric potential measuring device using oscillating device, image forming apparatus, and electric potential measuring method |
| 11/25/2009 | CN100562753C Flame-proof type fluidized-bed electrostatic testing apparatus |
| 11/25/2009 | CN100562752C Predicted method of radiation field strength mode of short wave antenna |
| 11/24/2009 | US7623977 Periodic jitter (PJ) measurement methodology |
| 11/19/2009 | WO2009109760A3 Lightning detection |
| 11/19/2009 | US20090284426 Method and Software for Spatial Pattern Analysis |
| 11/19/2009 | US20090284425 Antenna test system |
| 11/19/2009 | US20090284312 Test circuit for programmable gain amplifier |
| 11/18/2009 | CN201348645Y Plasma test system for glass fiber reinforced plastic vacuum container |
| 11/18/2009 | CN101582683A Method and device for outputting signal and measuring dutyfactor |
| 11/18/2009 | CN101581744A Device and method for detecting testing environment of circuit |
| 11/18/2009 | CN101581234A Comprehensive underground test method for deformation and damage of terranes of mining top plate and mining bottom plate of coal bed |
| 11/18/2009 | CN100561865C Method and apparatus for correcting the duty cycle of a digital signal |
| 11/18/2009 | CN100561237C Wide-area power-angle monitoring method in electric net wide-area measuring system (WAMS) |
| 11/17/2009 | US7620516 Versatile semiconductor manufacturing controller with statistically repeatable response times |
| 11/12/2009 | WO2009136638A1 Method for measuring radiation power, measurement coupler for radiation power, and apparatus for measuring radiation power |
| 11/12/2009 | WO2009136428A1 Digital modulated signal test equipment and test method |
| 11/12/2009 | WO2009136427A1 Digital modulated signal test equipment, and digital modulator, moudlating method and semiconductor device using the same |
| 11/12/2009 | WO2009136116A2 System for measuring a magnetic field and corresponding method for suppressing a magnetic field sensor shift |
| 11/12/2009 | US20090281750 Method and apparatus for improving noise analysis performance |
| 11/12/2009 | US20090281747 Signal measurement apparatus, signal measurement method, recording media and test apparatus |
| 11/12/2009 | US20090281744 Testing devices |
| 11/12/2009 | US20090278551 Capacitive sensors and methods for reducing noise therein |
| 11/12/2009 | DE202009010202U1 Messvorrichtung sowie Verkaufsset nebst Handgerät zur Bestimmung der elektrischen Spannung eines strömenden Fluids Measuring device as well as sales set together with hand-held device for determining the electrical voltage of a flowing fluid |
| 11/12/2009 | DE19983956B4 Insassensensor Occupant sensor |
| 11/12/2009 | DE102009018992A1 Verfahren zur Bestimmung von Rauschparametern Method for the determination of noise parameters |
| 11/11/2009 | CN201344956Y Variable ratio test instrument with high-low voltage reverse connection protecting function |
| 11/11/2009 | CN201344955Y Portable bidirectional field strength meter |
| 11/11/2009 | CN101578526A Integrated time and/or capacitance measurement system, method and apparatus |
| 11/11/2009 | CN101576593A Array type inferior insulator local electric field detector and inverse diagnosis method |
| 11/11/2009 | CN101576592A Artificial antenna mismatching load capable of simultaneously adjusting standing wave ratio and phase |
| 11/11/2009 | CN101576591A System and method for measuring compact range antenna by three reflectors |
| 11/11/2009 | CN101576590A Miniature electric field measuring apparatus |
| 11/11/2009 | CN100559194C Method for detecting unwanted interface charge of mercury cadmium telluride thin film photovoltaic device |
| 11/10/2009 | US7617059 Method and apparatus for measuring the duty cycle of a digital signal |
| 11/10/2009 | US7616034 Circuit for controlling data output |
| 11/10/2009 | US7615188 Apparatus for measuring absorbed power |
| 11/03/2009 | US7612569 Oscillating device, electric potential measuring device, light deflecting device, and image forming apparatus |
| 10/29/2009 | WO2009103702A3 Device and method for determining at least one value associated with the electromagnetic radiation of an object being tested |
| 10/29/2009 | US20090271135 Detecting Device for Detecting an Operating Mode of a System and Detecting Method Thereof |
| 10/29/2009 | US20090271134 Methods and Apparatus for Determining a Switching History Time Constant in an Integrated Circuit Device |
| 10/29/2009 | US20090267846 Electromagnetic Field Power Density Monitoring System and Methods |
| 10/29/2009 | US20090267615 System and Method for Sorting Detection of Signal Egress from a Wired Communication System |
| 10/29/2009 | CA2658035A1 High-isolation thermal detector |
| 10/28/2009 | CN101566659A Multi-section process data acquisition system based on industrial standards |
| 10/28/2009 | CN101566652A Comprehensive tester of current-voltage transformation ratio polarity |
| 10/28/2009 | CN101566651A System and method for detecting static electricity |
| 10/28/2009 | CN101566650A Heat loss self-compensating terminal type water load microwave high power meter |
| 10/27/2009 | US7610161 Wander gamut display |
| 10/27/2009 | US7609092 Automatic phase-detection circuit for clocks with known ratios |
| 10/27/2009 | US7609071 Human phantom apparatus, finger phantom apparatus, and apparatus for measuring characteristic of antenna using the same phantom apparatus |
| 10/27/2009 | US7609069 Method to detect shorted solenoid coils |
| 10/27/2009 | CA2352133C Test chamber |
| 10/22/2009 | WO2009128822A1 Relative noise of a measured signal |
| 10/22/2009 | DE202009008704U1 Vorrichtung zur Bestimmung der elektrischen Ladung eines strömenden Fluids Apparatus for determining the electrical charge of a flowing fluid |
| 10/22/2009 | CA2716841A1 Relative noise of a measured signal |
| 10/21/2009 | EP2109775A2 Automated noise measurement system |
| 10/21/2009 | EP1570257B1 System for measuring the specific absorption rate (sar) comprising a plurality of microantennas and associated ic chips in a phantom |
| 10/21/2009 | CN201332426Y Cell phone for detecting electromagnetic radiation intensity |
| 10/21/2009 | CN201332135Y Antenna elevating tower |
| 10/21/2009 | CN201331555Y Power unit input open-phase detector of high-voltage inverter |
| 10/21/2009 | CN101561481A Method for calibrating high-frequency electric field probe |
| 10/21/2009 | CN100552462C Method and apparatus for measuring jitter |
| 10/20/2009 | US7606675 Jitter frequency determining system |
| 10/20/2009 | US7605579 Measuring and controlling current consumption and output current of charge pumps |
| 10/15/2009 | US20090256548 Electronic identification device and method |
| 10/15/2009 | DE102007027070B4 Elektronische Vorrichtung und Verfahren zur chipintegrierten Messung von Jitter Electronic device and method for on-chip measurement of the jitter |
| 10/14/2009 | EP2109236A2 System for determining total isotropic sensitivity (TIS) using target received signal strength indicator (RSSI) value and related methods |
| 10/14/2009 | CN201327513Y General-purpose electric phase detector |
| 10/14/2009 | CN201327512Y Multi-port electrostatic protection monitoring device |
| 10/14/2009 | CN201327511Y Electron pulse loss detector |
| 10/14/2009 | CN201327507Y Electrified display |
| 10/14/2009 | CN100549706C Electric potential measuring instrument and image forming apparatus |
| 10/13/2009 | US7603184 Light management system having networked intelligent luminaire managers |
| 10/08/2009 | WO2009122352A2 Glitch monitor and circuit |
| 10/08/2009 | US20090250517 Contactless portable object capable of providing an indication on the performance of a contactless reader |
| 10/08/2009 | DE102005012977B4 Verfahren und System zur Rauschmessung mit den kombinierbaren Unterverfahren Messen, Identifizieren und Beseitigen von sinusförmigen Störsignalen in einem Rauschsignal Method and system for noise measurement with the combined sub-process measuring, identification and elimination of sinusoidal interference signals in a noise signal |
| 10/07/2009 | EP1471973B1 Method and apparatus for detecting static magnetic fields |
| 10/07/2009 | CN201322775Y Any vector pulse stretching circuit |
| 10/07/2009 | CN101552460A Indoor cable head short-circuit protection method |
| 10/07/2009 | CN101551422A Air-suction type space dust-charge test device |
| 10/07/2009 | CN101551421A A structure of SET collecting and detecting circuit |
| 10/06/2009 | US7599809 Processor capable of alerting its life expectancy and method thereof |
| 10/06/2009 | US7598748 Inverter system |
| 10/06/2009 | US7598746 Surface voltmeter and surface voltage measurement method |
| 10/06/2009 | US7598720 Method and system for detecting the phase of wiring of an unknown phase voltage relative to a reference phase voltage |
| 10/01/2009 | WO2009119799A1 Loop element and noise analyzer |
| 10/01/2009 | US20090248336 Analyzer for signal anomalies |
| 10/01/2009 | US20090248335 Method and System for the Calculation of the Sensitivities of an Electrical Parameter of an Integrated Circuit |
| 10/01/2009 | US20090243659 Method and device for detecting the absence of a periodic signal |
| 10/01/2009 | DE19731112B4 Verfahren und Schaltungsanordnung zur Erkennung von kurzen Impulsen eines digitalen Eingangssignals Method and circuit arrangement for detecting short pulses of a digital input signal |
| 09/30/2009 | EP2027480B1 Method and apparatus for measuring the duty cycle or relative duty cycle of a digital signal |
| 09/30/2009 | CN201319049Y High-tension current mutual-inductor transformation ratio tester |
| 09/30/2009 | CN201319048Y Non-contact phasing tester with electrified display function |
| 09/30/2009 | CN201319047Y Phase-loss monitoring circuit of three-phase power supply |