Patents
Sitemap › G01 - Measuring; Testing › G01R - Measuring electric variables; Measuring magnetic variables › G01R 29 - Arrangements for measuring or indicating electric quantities not covered by groups
Patents for G01R 29 - Arrangements for measuring or indicating electric quantities not covered by groups (11,937)
06/2010
06/24/2010US20100161286 Compensating for frequency fluctuation in directional systems
06/24/2010US20100156437 Apparatus and Methods of Demonstrating Cabling Performance in Real Time
06/24/2010US20100156429 Mems electrometer that measures amount of repulsion of adjacent beams from each other for static field detection
06/24/2010US20100156428 Foil-leaf electrometer for static field detection with permanently separating leaves
06/24/2010US20100156392 Foil-leaf electrometer for static field detection with triggered indicator
06/23/2010EP2199811A1 Apparatus for measuring the specific absorption rate (SAR) of a radio transmitter, in particular a mobile phone, by scanning the transmitter along a dry, solid phantom containing an embedded field probe
06/23/2010EP2198314A2 Pulse analyzer
06/23/2010CN201514445U Three-phase alternating current motor open-phase alarm device
06/23/2010CN201513333U Device for distinguishing and protecting power phase sequence in comprehensive intelligent control equipment of air compressor
06/23/2010CN101750549A Electromagnetic measurement comprehensive darkroom for electromagnetic compatibility test and antenna measurement
06/23/2010CN101750548A Phase hunting detection method for permanent magnet planar motor adopting switch Hall array
06/23/2010CN101750547A Measuring system and measuring method for power contour of reader-writer antenna
06/23/2010CN101750546A Self-adaptive scanning device with electromagnetic compatibility for near-field test
06/23/2010CN101750545A Electromagnetic compatibility test method for electric propulsion system
06/23/2010CN101339216B Ship electromagnetic environment characteristic analysis determination method
06/23/2010CN101231319B Electromagnetic interference scanning device and method
06/22/2010US7741851 Potential measuring apparatus
06/22/2010US7741850 Electric potential measuring apparatus, and image forming apparatus
06/22/2010US7741828 Power disturbance detection circuit and method
06/22/2010CA2504218C Tube connecting apparatus
06/22/2010CA2351573C Voltage sensor
06/17/2010WO2010068868A2 Hand-held system and method for detecting impaired electric power equipment
06/17/2010WO2010068858A2 System and method for detecting impaired electric power equipment
06/17/2010US20100153045 Method, coupler and apparatus for measuring radiated power
06/17/2010US20100149054 Radio wave absorber, electromagnetic field measurement system and radiated immunity system
06/17/2010US20100148747 Traceable fiber optic jumpers
06/17/2010CA2746653A1 Hand-held system and method for detecting impaired electric power equipment
06/17/2010CA2746446A1 System and method for detecting impaired electric power equipment
06/16/2010EP2196826A1 Noise-radio-wave automatic separation/detection device
06/16/2010CN201509075U Labor frequency mutually ordered survey meter and relay
06/16/2010CN201509064U Three-phase power source phase-sequence adjusting device
06/16/2010CN201508396U Device for automatically monitoring distance between electrified bodies and ensuring operation safety
06/16/2010CN201508395U Electromagnetism compatibility testing and mounting platform for motor mounted at bottom end of electric automobile
06/16/2010CN201508394U Electromagnetism compatibility test connection system for driving motor mounted at shaft end of electric automobile
06/16/2010CN201508393U Electromagnetism compatibility test platform for main components of electric automobile
06/16/2010CN101741483A Emulation system for realizing wireless network communication field intensity covering
06/16/2010CN101738558A Method for testing radiation electromagnetic interference noise by using GTEM chamber
06/16/2010CN101738557A Method for diagnosing radiation noise type by using GTEM chamber
06/16/2010CN101738546A Device, system and method for measuring space charges by using electro-acoustic (PEA) method
06/16/2010CN101738545A Electromagnetic wave measuring apparatus
06/10/2010WO2010065591A1 System and method for determining a load ' s phase in a three-phase system
06/10/2010US20100141539 Antenna system
06/10/2010US20100141241 Probe for measuring an electric field
06/10/2010DE112007003552T5 Störungsmessgerät und Prüfgerät Fault monitor and tester
06/10/2010DE102008052477A1 Electrical field strength measuring sensor for use as microelectromechanical system sensor, has electrode arrangement including electrode strips located in spaces between electrode strips of another electrode arrangement
06/10/2010CA2745078A1 System and method for determining a load's phase in a three-phase system
06/09/2010EP2194666A1 Radio communication device, and reception quality estimating method
06/09/2010EP2194387A1 Radiated power measuring method, coupler for radiate power measurement, and radiated power measuring device
06/09/2010CN201503445U Textile and fibrous material electrostatic detector
06/09/2010CN201501788U Ozone generating circuit for fruit washing machine
06/09/2010CN101726694A Partial discharging detection apparatus for gas insulated equipment
06/09/2010CN101726671A High-precision forecasting method of short-wave electromagnetic environment model
06/09/2010CN101726670A Multi-antenna measurement method and multi-antenna measurement system
06/09/2010CN101334432B Ion pollution detection device
06/09/2010CN101241603B Electromagnetic field intensity real time visualized method
06/08/2010US7734434 High speed digital waveform identification using higher order statistical signal processing
06/03/2010WO2010061906A1 Electric field measuring device
06/03/2010WO2010060253A1 The system and method for detecting the state of the transformer winding by utilizing excitation of the constant current sweep frequency power source
06/03/2010WO2010027441A3 Power and energy meter for measuring electromagnetic radiation
06/03/2010US20100134364 Electromagnetic wave measuring apparatus
06/02/2010DE112008001172T5 Prüfgerät und Prüfverfahren Tester and test methods
06/02/2010DE102005011624B4 Verfahren zum Prüfen einer elektrischen Feldstärke in einer elektrischen Leitungsstruktur und zur Durchführung des Verfahrens ausgestattete Schaltkreisanordnung A method for testing an electric field strength in an electrical line structure and for performing the method equipped circuitry
06/02/2010CN201497779U Vector electromagnetic wave detector
06/02/2010CN101720439A Method and practical use system for measuring the imbalance power in electrical installations, and the device for calibration thereof
06/02/2010CN101067635B Method and system for determining digital signal duty cycle
06/01/2010US7729632 High voltage power supply and a high voltage power control method thereof
06/01/2010US7728981 Device for measuring the profile of very short single pulses
06/01/2010US7728576 Programmable multi-channel amplitude and phase shifting circuit
05/2010
05/27/2010WO2010027421A3 Determining electric grid endpoint phase connectivity
05/27/2010US20100128124 Camera based positioner for near-field measurement and method therefor, and near-field measurement system
05/27/2010US20100127733 Duty detection circuit, duty correction circuit, and duty detection method
05/27/2010US20100127714 Test system for flicker noise
05/27/2010DE102008057607A1 Thermoelektrische Leistungsmesszelle und entsprechendes Messverfahren Thermoelectric power cell and corresponding measuring method
05/26/2010CN201489105U Voltage calibration device of frictional static electricity tester
05/26/2010CN201489058U Automatic test control device for radiation and electromagnetic disturbance of electronic equipment
05/26/2010CN201489057U Indicator for electromagnetic radiation of mobile phone
05/26/2010CN201489056U Double-storage data transmission device for space-borne microwave radiometer
05/26/2010CN101713894A Array tester
05/26/2010CN101713799A Method for distinguishing three-phase alternating current phase sequences
05/26/2010CN101713798A Device for measuring distribution of internal electric fields of composite material
05/26/2010CN101713797A Non-contact insect charge-measuring system
05/25/2010US7725274 Method and apparatus for identifying a region of interest of transient vibration data requiring analysis
05/20/2010WO2010055180A1 Electrical field sensor
05/20/2010WO2010014627A3 Data measurement methods and systems
05/20/2010US20100123590 Electric Field Whistle
05/19/2010EP2187226A2 Ultra-high frequency partial discharge array sensor apparatus for high-voltage power apparatus
05/19/2010EP2186196A1 Logic state catching circuits
05/19/2010CN101710186A Insect detecting system based on insect charge measurement
05/19/2010CN101710138A Grid electrode photoelectric integrated sensor for measuring high electric field
05/19/2010CN101149410B Jitter analysis method based on eye diagram and bit error rate relation
05/18/2010US7721174 Full-speed BIST controller for testing embedded synchronous memories
05/18/2010US7721164 Method and apparatus for improved storage area network link integrity testing
05/18/2010US7719320 Method and circuit for filtering glitches
05/18/2010US7719288 Apparatus for detecting imbalances in a paired line
05/18/2010US7719257 Current sensing module and assembly method thereof
05/18/2010US7719254 Method for setting a reference potential of a current sensor and arrangement for determining the reference potential of a power semiconductor device
05/15/2010CA2684446A1 Method of scanning, analyzing and identifying electromagnetic field sources
05/14/2010WO2010053196A1 Radio base station, radio device, and radio device controller
05/13/2010US20100121597 Method for Determining Time Differences Between Signals Measured by at Least Two Coupled Measuring Devices and Measurement System and Corresponding Switching Device
05/13/2010US20100121586 unbalance power of an electrical facility or system, along with the device for its calibration
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