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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08/07/2013 | CN103235225A Method and device for detecting fluorine-deficient operation of variable frequency air conditioner |
08/07/2013 | CN103235224A Grid fault analytical method |
08/07/2013 | CN103235223A Micro grid experimental testing platform on basis of RTDS (Real Time Digital System) |
08/07/2013 | CN103235222A Detection method for electromagnetic absorption performance of fluid food-derived material |
08/07/2013 | CN103235221A Fault detecting system and fault detecting method for photovoltaic power station remote monitoring |
08/07/2013 | CN103235220A Device and method for rainfall test of transmission line tower |
08/07/2013 | CN103235219A Sub-module fault diagnosis method of modular multilevel converter |
08/07/2013 | CN103235218A RTDS-based (real-time digital simulator) arc protector function test platform |
08/07/2013 | CN103235217A Monitoring device and method for consistency of dual-protection actions |
08/07/2013 | CN103235216A LabVIEW-based (laboratory virtual instrument engineering workbench-based) automatic aerator test system |
08/07/2013 | CN103235215A 多功能仪表 Multifunction Meter |
08/07/2013 | CN103235214A Online monitoring system for zinc oxide lightening arrestor of transmission lines |
08/07/2013 | CN103235213A Differentiation method of lightening back flashover and lightening shielding failure on electric transmission line |
08/07/2013 | CN103235212A Testing device for integrated control inverter for solar household system |
08/07/2013 | CN103235211A Simple mobile debugging table for concentrator terminals |
08/07/2013 | CN103235210A Spatial electromagnetic coupling simulation experimental method by aid of local array surfaces instead of full array surfaces |
08/07/2013 | CN103235209A Experimental high speed railway bow net electromagnetic noise generating device |
08/07/2013 | CN103235208A Power parameter monitoring device based on ADE (automated data entry) 7953 |
08/07/2013 | CN103235207A Method and device for monitoring gas insulated switchgear |
08/07/2013 | CN103235206A Transformer fault diagnosis method |
08/07/2013 | CN103235205A Jump detection and precision timing system for multiple switching signals |
08/07/2013 | CN103235204A Jump detection and precision timing method for multiple switching signals |
08/07/2013 | CN103235203A Acquisition method implemented by multi-channel analog signal acquisition system with automatic compensation function |
08/07/2013 | CN103235202A Multi-channel analog signal acquisition system with automatic compensation function |
08/07/2013 | CN103235201A Type test method and test circuit for extra-high-voltage series-compensation spark-gap triggering control cabinet |
08/07/2013 | CN103235199A Out-of-step separation judgment method based on frequency difference of buses at two ends of branch |
08/07/2013 | CN103235174A Voltage online monitoring device for power system |
08/07/2013 | CN103235162A Relay protection testing line for connection error proof |
08/07/2013 | CN103234757A Performance test board for automobile starter |
08/07/2013 | CN103234677A Oscillatory type tidal current power generation capture efficiency testing device |
08/07/2013 | CN103234656A Measuring method for junction temperature of LED (light emitting diode) |
08/07/2013 | CN103234620A Extrinsic optical-fiber F-B (fabry-perot) acoustic-emission sensor, ultrasonic detector containing sensor and use method of detector |
08/07/2013 | CN102998562B Power quality monitoring system based on International Electrotechnical Commission (IEC) 61850 communication protocol |
08/07/2013 | CN102495351B Sensor array readout circuit based on chopper technology |
08/07/2013 | CN102495313B Testing method for synchronization performance of IEC61850-based digital measurement and control device |
08/07/2013 | CN102436284B Load continuous variable system of generator |
08/07/2013 | CN102435938B Function-based digital circuit failure detecting and positioning system and method |
08/07/2013 | CN102411120B Earth line selection device for converting station direct current system |
08/07/2013 | CN102411101B Calculation method of transformer harmonic loss based on frequency conversion property |
08/07/2013 | CN102385034B Circuit test device of micro telecommunications computing architecture (TCA) and test method thereof |
08/07/2013 | CN102353860B Intelligent detection system for transformer station computer monitoring system |
08/07/2013 | CN102346224B Insulation monitor and monitoring method thereof |
08/07/2013 | CN102279343B Online detection method of broken rotor bar fault of cage-type asynchronous motor based on ESPRIT-SAA |
08/07/2013 | CN102263304B Lithium-ion power battery and battery management system |
08/07/2013 | CN102253300B Electric cabinet detector of numerical control machine |
08/07/2013 | CN102236063B Method for predicting service life of hot carrier of silicon on insulator (SOI) device |
08/07/2013 | CN102221655B Random-forest-model-based power transformer fault diagnosis method |
08/07/2013 | CN102175978B Method and device for detecting battery service life |
08/07/2013 | CN102175940B Testing method of digital protection tester with fault data model base for protection testing |
08/07/2013 | CN102110946B Embedding method for socket and contact detector and contact detector used in method |
08/07/2013 | CN102104259B Electric quantity detecting and controlling method and device for rechargeable battery |
08/07/2013 | CN102089669B Test equipment and semiconductor device using built-in instruments standard interface |
08/07/2013 | CN102073014B Method for identifying synchronous generator parameters |
08/07/2013 | CN102053227B Measurement method and unit as well as control unit and system for accumulator capacity |
08/07/2013 | CN101937054B IGCT (Integrated Gate Commutated Thyristor) frequency testing method and device |
08/07/2013 | CN101826047B Mainboard measuring device for stimulating central processing unit |
08/07/2013 | CN101808166B Mis-insertion detection method and device of official telephone interface |
08/07/2013 | CN101718829B Flexible flat cable test jack and test method |
08/07/2013 | CN101672879B Automatic diagnostic device and method of electronic products |
08/07/2013 | CN101659217B Car power source apparatus |
08/07/2013 | CA2805226A1 Appliance monitoring systems and methods |
08/06/2013 | USRE44407 Space transformers employing wire bonds for interconnections with fine pitch contacts |
08/06/2013 | US8504899 Data transfer method and information processing apparatus |
08/06/2013 | US8504886 Method for partitioning scan chain |
08/06/2013 | US8504320 Differential SR flip-flop |
08/06/2013 | US8504315 Method for the secondary error correction of a multi-port network analyzer |
08/06/2013 | US8504314 Method and apparatus for measuring and monitoring a power source |
08/06/2013 | US8503326 Systems and methods to monitor and analyze customer equipment downtime in a voice over internet protocol (VoIP) service network |
08/06/2013 | US8503311 Method for measuring processing delays of voice-over IP devices |
08/06/2013 | US8503307 Distributing decision making in a centralized flow routing system |
08/06/2013 | US8503300 Efficient messaging over internet protocol |
08/06/2013 | US8503299 Method and system for packet scheduling |
08/06/2013 | US8503294 Transport layer relay method, transport layer relay device, and program |
08/06/2013 | US8503293 Health probing detection and enhancement for traffic engineering label switched paths |
08/06/2013 | US8503291 Systems and methods for directing a beam towards a device in the presence of interference based on reciprocity |
08/06/2013 | US8502554 Current transformer assembly for use with electrical monitoring systems and methods of assembling same |
08/06/2013 | US8502553 Semiconductor package test apparatus |
08/06/2013 | US8502552 Method for fault detection in controlling a rotary field motor |
08/06/2013 | US8502551 Electronic component and inspection system |
08/06/2013 | US8502550 Operation control structure for a continuity test device |
08/06/2013 | US8502549 Test apparatus and driver circuit |
08/06/2013 | US8502544 Method for testing mask articles |
08/06/2013 | US8502543 Test configuration for the impulse voltage test of electric high-voltage components |
08/06/2013 | US8502542 Apparatus and method for monitoring a phase line of a section of an electrical energy transmission line |
08/06/2013 | US8502521 Measuring device for hard disk drive |
08/06/2013 | US8501501 Measurement of a sample using multiple models |
08/06/2013 | US8499924 Chip component carrying method and system, and visual inspection method and system |
08/01/2013 | WO2013112766A2 Method and device for estimating damage to a magnetic tunnel junction (mtj) element |
08/01/2013 | WO2013112403A1 Insulation defect detection of high voltage generator stator core |
08/01/2013 | WO2013111522A1 Power supply device |
08/01/2013 | WO2013111445A1 Non-contact discharge evaluation method and non-contact discharge evaluation apparatus |
08/01/2013 | WO2013111414A1 Electrical leak detection device |
08/01/2013 | WO2013111296A1 Apparatus and method for inspecting solar cell panel |
08/01/2013 | WO2013111231A1 Battery state estimation device |
08/01/2013 | WO2013110381A1 Monitoring device, battery cell and method for monitoring a battery cell |
08/01/2013 | WO2013066914A3 Methods for detecting an open current transformer |
08/01/2013 | US20130198579 Jtag bus communication method and apparatus |
08/01/2013 | US20130198578 Maximizing Re-Use of External Pins of an Integrated Circuit for Testing |
08/01/2013 | US20130197851 Test controller for 3d stacked integrated circuits |
08/01/2013 | US20130197850 Methods for Testing Wireless Electronic Devices Using Automatic Self-Test Mode |