| Patents for G01R 31 - Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere (152,264) |
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| 09/19/2012 | CN102680856A Method for measuring zero sequence current of power transmission line based on magnetic sensor array |
| 09/19/2012 | CN102680855A Cable fault detecting and positioning method based on waveform replication |
| 09/19/2012 | CN102680854A Online monitoring method for covert faults and joint process defects of power cable |
| 09/19/2012 | CN102680853A Method for fault location in bow net status test |
| 09/19/2012 | CN102680852A Electric rotating machine |
| 09/19/2012 | CN102680851A Current leakage detecting method and current leakage detecting device |
| 09/19/2012 | CN102680850A Network partitioning method and network partitioning device of electrical performance testing points of PCB (printed circuit board) |
| 09/19/2012 | CN102680849A Cable sequence identification method and equipment based on machine vision and fuzzy control |
| 09/19/2012 | CN102680848A Test box for TACHO cable of marine ME (main diesel engine) encoder |
| 09/19/2012 | CN102680847A Fast multiple-cable number-distinguishing device |
| 09/19/2012 | CN102680846A Methods for judging and protecting reliability of connection among battery units, and protection device |
| 09/19/2012 | CN102680845A Polarity determining device of direct plug-in type two-pin semiconductor |
| 09/19/2012 | CN102680844A Antenna connection status detection device and detection method thereof |
| 09/19/2012 | CN102680843A Energized test method for faults of sulfur hexafluoride electric equipment |
| 09/19/2012 | CN102680842A Distribution room automatic identification tester and identification method thereof |
| 09/19/2012 | CN102680841A Human body grounding system and realization method for same |
| 09/19/2012 | CN102680840A Voltage continuously adjustable no-load test device for ice melting rectifier |
| 09/19/2012 | CN102680839A Testing method for forest fire trip of transmission line |
| 09/19/2012 | CN102680838A Electric energy quality monitoring and distinguishing method and electric energy quality monitoring and distinguishing system based on dual-tree complex wavelet transform |
| 09/19/2012 | CN102680837A Method and device for assessing induction lightning trip-out risk of distributing circuit surrounding transmission line |
| 09/19/2012 | CN102680836A Intelligent terminal testing device with automatic metering function |
| 09/19/2012 | CN102680835A Building circuit information early warning system |
| 09/19/2012 | CN102680834A Method and device for evaluating induction lightning protection range of low-voltage distribution line arrester |
| 09/19/2012 | CN102680833A Load monitoring method and system for medium-voltage line in power distribution network |
| 09/19/2012 | CN102680832A Test system and test method of transmission valve |
| 09/19/2012 | CN102680831A Portable debugging device for traction invertor |
| 09/19/2012 | CN102680830A Calibration device of piezoelectric actuator |
| 09/19/2012 | CN102680829A Device and method for monitoring safe failure of electric device |
| 09/19/2012 | CN102680828A Intelligent integrated gas insulation combined electric appliance networking evaluation platform |
| 09/19/2012 | CN102680827A Induction cooker detection circuit |
| 09/19/2012 | CN102680826A Method for realizing test of embedded local-oscillator frequency converter by utilizing vector network analyzer |
| 09/19/2012 | CN102680825A Interference source identification method in system-grade electromagnetic compatibility fault diagnosis |
| 09/19/2012 | CN102680824A Electric energy quality detecting and analyzing system for pantograph-catenary current collection based on DSP (Digital Signal Processor) |
| 09/19/2012 | CN102680823A High-frequency channel switching test system for high-frequency protection device |
| 09/19/2012 | CN102680822A Method and device for detecting overspeed and nonmanipulated reversal protection function of automatic stair/way |
| 09/19/2012 | CN102680821A Inter-pixel electric crosstalk test system of infrared detector chip |
| 09/19/2012 | CN102680820A Automatic testing and diagnosing system for corrosion fault points of grounding grid of substation |
| 09/19/2012 | CN102680819A Accelerated life test circuit and test method of power electronic device |
| 09/19/2012 | CN102680818A Circuit and method for real-time detection of master-slave machine with (USB) interface |
| 09/19/2012 | CN102680817A Transformer fault diagnosis method based on fuzzy Petri net |
| 09/19/2012 | CN102680816A Portable comprehensive tester for photovoltaic power station |
| 09/19/2012 | CN102680815A Method and system for detecting composite insulator interface |
| 09/19/2012 | CN102680814A Method for diagnosing severity degree of transformer fault |
| 09/19/2012 | CN102680813A Apparatus and method for measuring electrical parameters of circuit |
| 09/19/2012 | CN102680812A Method and device for evaluating life of product |
| 09/19/2012 | CN102680811A Test circuit for testing signal receiving unit, image pickup apparatus and test method |
| 09/19/2012 | CN102680810A Microwave anechoic chamber experiment system |
| 09/19/2012 | CN102680809A Electrical testing device for printed circuit board |
| 09/19/2012 | CN102680797A Method for evaluating effect of grounding resistance reducing measures by aid of electric transmission line poles and towers for electricity |
| 09/19/2012 | CN102680791A Automatic test system for resistance reducing agent resistivity and power frequency current tolerance test |
| 09/19/2012 | CN102680775A Device and method for monitoring arrester resistance current by introducing unconventional potential transformer (PT) |
| 09/19/2012 | CN102680756A Electronic measurement method and device with compound functions |
| 09/19/2012 | CN102680745A Electronic component testing system and switching device thereof |
| 09/19/2012 | CN102680723A Speed measurement device of circuit breaker |
| 09/19/2012 | CN102680297A Method for manufacturing sample wafer in performance test of P-type solar-level silicon single crystal rod |
| 09/19/2012 | CN102680234A Multi-field coupling testing method and system of vertical shaft wind power generating system |
| 09/19/2012 | CN102680132A Device and method for monitoring temperature and current carrying capacity of cable |
| 09/19/2012 | CN102116776B Intelligent centrifugal switch turn-off rotation speed tester |
| 09/19/2012 | CN102110960B Intelligent walking mechanism for inspecting operating condition of high-voltage line |
| 09/19/2012 | CN102012484B Circuit for regulating terminal voltage difference measurement range of storage battery |
| 09/19/2012 | CN101982788B IEEE1500 standard based IP nuclear measuring transmission component and control method thereof |
| 09/19/2012 | CN101969131B Single-cell assembly and test tool of fuel cell |
| 09/19/2012 | CN101968526B Solar panel detection machine station |
| 09/19/2012 | CN101895094B Method for measuring and calculating overload protection setting value of high-voltage motor |
| 09/19/2012 | CN101887104B Double-flow channel unit device of QFN (Quad Flat No-lead Package) integrated circuit testing separator |
| 09/19/2012 | CN101865971B Method and structure for testing semiconductor field effect transistor |
| 09/19/2012 | CN101813744B Parallel test system and parallel test method |
| 09/19/2012 | CN101762773B Detection method and detection device for ground protection of high-voltage equipment |
| 09/19/2012 | CN101750869B Voice coil motor testing device |
| 09/19/2012 | CN101710208B Dual-spectrum corona detection catadioptric panoramic optical system |
| 09/19/2012 | CN101552412B Novel electric leakage protecting socket |
| 09/19/2012 | CN101501508B System for measuring the radiation pattern of a transmission antenna |
| 09/19/2012 | CN101493496B Program planning method for programmable controlled IC detecting machine |
| 09/19/2012 | CN101493492B Cable test device |
| 09/19/2012 | CN101477166B Wire harness test control panel and wire harness test control method |
| 09/19/2012 | CN101295083B Wire-break repairing circuit and method for flat panel display |
| 09/18/2012 | US8271841 Circuitry and method for an at-speed scan test |
| 09/18/2012 | US8271840 Multiplexer with serial and scan data inputs for scan path |
| 09/18/2012 | US8271839 Link instruction register with resynchronization register |
| 09/18/2012 | US8271254 Simulation model of BT instability of transistor |
| 09/18/2012 | US8271213 Online partial discharge monitoring system of generator and method thereof |
| 09/18/2012 | US8270410 Sampling techniques |
| 09/18/2012 | US8270315 Method and apparatus for relating to quality of service in wireless |
| 09/18/2012 | US8270312 Communication system, communication method, communication device, and program |
| 09/18/2012 | US8270311 Method for determining automatically a FEXT/NEXT transfer-function |
| 09/18/2012 | US8270306 Fault management apparatus and method for identifying cause of fault in communication network |
| 09/18/2012 | US8270302 System and method for providing an adaptive value of TTL (time to live) for broadcast/multicast messages in a mesh network using a hybrid wireless mesh protocol |
| 09/18/2012 | US8270296 Dynamic bandwidth manager |
| 09/18/2012 | US8270295 Reassigning virtual lane buffer allocation during initialization to maximize IO performance |
| 09/18/2012 | US8270291 Protected variable data rate communication systems |
| 09/18/2012 | US8270290 Resilient attachment to provider link state bridging (PLSB) networks |
| 09/18/2012 | US8270289 Methods and apparatus for system framing synchronization control for a framer/mapper/multiplexor device with 1+1 and equipment protection |
| 09/18/2012 | US8269520 Using pattern generators to control flow of data to and from a semiconductor device under test |
| 09/18/2012 | US8269519 Methods and apparatus for testing of integrated circuits |
| 09/18/2012 | US8269518 Method and apparatus for preventing probe card oxidation |
| 09/18/2012 | US8269517 Handler and method for testing the same |
| 09/18/2012 | US8269516 High-speed contactor interconnect with circuitry |
| 09/18/2012 | US8269515 High impedance, high parallelism, high temperature memory test system architecture |
| 09/18/2012 | US8269514 Method and apparatus for multilayer support substrate |
| 09/18/2012 | US8269513 Method and device for monitoring and electrical heating apparatus |