Patents
Patents for G01R 35 - Testing or calibrating of apparatus covered by the other groups of this subclass (8,105)
11/2012
11/14/2012CN102778663A Phase noise calibrating device based on photoelectric fusion technique
11/14/2012CN101923152B Room temperature calibration method for equivalent error area of gradiometer
11/13/2012US8311761 Strobe-offset control circuit
11/13/2012US8310224 Automatic calibration circuit
11/10/2012CA2776120A1 System and method for obtaining magnetometer readings for performing a magnetometer calibration
11/08/2012US20120280675 Calibration Assembly for Aide in Detection of Analytes with Electromagnetic Read-Write Heads
11/07/2012CN202522694U On-line unit capable of realizing automatic meter calibration and meter calibration system
11/07/2012CN202522693U Device for detecting measure accuracy degree of electric energy meter
11/07/2012CN202522692U Simulation meter-reading apparatus
11/07/2012CN202522691U Simulation terminal test platform for power utilization information acquisition master station system
11/07/2012CN102768351A Method, system and intelligent tool device for detecting prior mounting function of electric meter
11/07/2012CN102768350A On-line failure detection method for high voltage mutual inductor of electric locomotive
11/07/2012CN102768349A Method for implementing constant current common-grounded measurement
11/07/2012CN102768348A System for automatically testing service life of probe
11/07/2012CN102768013A Alignment method and device using probes to touch and press line detection points of substrate
11/07/2012CN101900801B Intelligent electric energy meter field test device and test method thereof
11/06/2012US8305126 Flop type selection for very large scale integrated circuits
11/01/2012US20120274337 Method and Apparatus for Diagnosing Electrochemical Sensor
11/01/2012US20120274315 Rotation Angle Measurement Assembly
11/01/2012US20120274314 Circuits and Methods for Self-Calibrating or Self-Testing a Magnetic Field Sensor
10/2012
10/31/2012CN202512234U Stable high-power power supply
10/31/2012CN202512233U Electric meter test equipment
10/31/2012CN202512232U Connection detecting device of voltage-withstanding tester
10/31/2012CN102759724A Testing method and system for communication reliability of intelligent electric energy meters
10/31/2012CN102759368A Photoconductive tube photoelectric conversion pulse counting timer
10/31/2012CN101872005B Electronic periodic non-sinusoidal wave reference current transformer with current booster
10/31/2012CN101833076B Terminal automatic detection device
10/31/2012CN101413965B Modular assembled electrical energy meter
10/26/2012WO2012142736A1 Field integral detecting system of three-phase electric energy measuring system of electric distribution network
10/25/2012US20120271584 System and method for prospective correction of high order eddy-current-induced distortion in diffusion-weighted echo planar imaging
10/25/2012US20120268140 Signal Acquisition System Having a Compensation Digital Filter
10/25/2012US20120268139 Device for detecting a level
10/25/2012US20120268108 Current sensor operating in accordance with the principle of compensation
10/24/2012CN202502246U 测试装置 Testing device
10/24/2012CN202502245U Testing apparatus for electric energy meter
10/24/2012CN202502244U Network-operation stability testing system for photoelectric type current transformer
10/24/2012CN202502243U Error measurement device for current transformer
10/24/2012CN202502242U Error measurement device for voltage transformer
10/24/2012CN202502241U Secondary characteristic testing device adapted for optical current transformer of digital substation
10/24/2012CN202502240U Apparatus for partial discharge coupler performance measurement
10/24/2012CN202502239U Calibration device for synthetic field strength meter
10/24/2012CN202502238U Current analog device
10/24/2012CN202502237U Direct current ion flow field calibration device
10/24/2012CN202502236U Lightning arrester on-line monitor calibration apparatus
10/24/2012CN202502235U Voltage automatic calibration device
10/24/2012CN202502234U Error analysis and test system for degaussing system
10/24/2012CN202502170U Primary current threshold measurement device for current transformer
10/24/2012CN202502134U Secondary voltage drop detection device for voltage transformer
10/24/2012CN102751062A Over-voltage suppressing resistor of live power-on high voltage bus checking device and selecting method of suppressing resistor
10/24/2012CN102749610A Taking and placing mechanism of electric energy meter turnover box
10/24/2012CN102749609A Electric energy meter verification system and electric energy meter verification robot thereof
10/24/2012CN102749608A PT (potential transformer) load measuring method in remote online checking system of electric energy meter and control circuit
10/24/2012CN102749607A Test platform for electronic current transformer
10/24/2012CN102749606A Measurement method and device for optical voltage transformer dynamic property research
10/24/2012CN102749605A Numerical control resistance box
10/24/2012CN102749604A Automatic calibrator, calibration system and calibration method of testing equipment
10/24/2012CN102749505A Method and device for voltage proportion measurement
10/24/2012CN102744728A Manipulator for verifying electric energy meter
10/17/2012EP2511713A1 Diagnosing a bridge sensor
10/17/2012EP2510373A1 Method and device for calibrating a voltage measurement on a driving circuit
10/17/2012EP2510364A1 Fiber-optic current sensing using a sensor with exchangeable sub-modules
10/17/2012CN202495312U Terminal structure of high-voltage high-valued resistor
10/17/2012CN202494776U Multifunctional electronic mutual inductor check meter
10/17/2012CN202494775U Calibrator for DC system insulation device
10/17/2012CN202494774U Resistance deviation rate measuring instrument for error correction
10/17/2012CN202494700U High pressure test wire used by insulation resistance meter
10/17/2012CN102736055A Method for detecting metering accuracy of three-phase intelligent electric meter on line
10/17/2012CN102736054A Multi-meter-position automatic connection device and connection method for electric energy meter checking device
10/17/2012CN102736053A Lifting and descending device for electric energy meter checking device
10/17/2012CN102736052A Current transformer fault self-detection apparatus
10/17/2012CN102736051A Electrostatic detection calibrator
10/17/2012CN102736050A Series-parallel connection self-calibration method for current proportion of direct current large-current comparator
10/17/2012CN102736049A Wireless-remote-control simulated dielectric loss device
10/17/2012CN102736016A Circuit arrangement with a plurality of on-chip monitor circuits and a control circuit and corresponding methods
10/17/2012CN101807795B Method for forming electric energy metering simulation system and device thereof
10/10/2012CN202486308U Harmonic electric quantity measuring system
10/10/2012CN202486307U System for automatically collecting electric quantity data
10/10/2012CN202486306U Secondary cable tray special for detecting voltage transformer error
10/10/2012CN202486305U Mutual inductor checking system
10/10/2012CN202486304U High voltage current transformer on-line verifying device
10/10/2012CN202486303U Checkout system with array tester, displacement detection device and moving device
10/10/2012CN202486302U 220kV mutual inductor field metering vehicle
10/10/2012CN202486301U Configuration calibration system for cell electric quantity monitoring chip
10/10/2012CN202486180U Metering cabinet door fixator
10/10/2012CN102721941A Method for fusing and diagnosing fault information of circuit of electric meter on basis of SOM (self-organized mapping) and D-S (Dempster-Shafer) theories
10/10/2012CN102721940A Fully compatible three-phase intelligent electricity meter full-automatic verification system
10/10/2012CN101710147B Method for estimating the output current of an automotive generator
10/09/2012US8285508 Signal processing apparatus and signal processing method
10/09/2012US8283930 Method and system for compensating for variation in attenuation measurements caused by changes in ambient temperature
10/04/2012US20120249162 Simulation of printed circuit board impedance variations and crosstalk effects
10/04/2012US20120249161 Load simulator
10/03/2012CN202472919U Zigbee-based remote wireless transmission device for photoelectric pulse of electric energy meter
10/03/2012CN202471955U Connection system applicable to communication performance comparative test of multiple carrier electric energy meters
10/03/2012CN202471954U Bidirectional multiple-pass docking detecting device of electric energy meter terminal
10/03/2012CN202471953U Monitor for secondary circuit of electronic transformer
10/03/2012CN202471952U Inverted positioning device of mutual inductor
10/03/2012CN202471951U Elastic crimp connection device used for verification of current transformer
10/03/2012CN202471950U Efficient portable error detecting table for current transformer
10/03/2012CN202471949U Time calibrating device for voltage monitoring instruments
10/03/2012CN202471948U Control system capable of improving low-frequency sampling accuracy of line impedance stabilization network
1 ... 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 ... 82