| 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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| 03/13/2013 | CN102967831A On-line detection system and detection method of lead-acid storage battery performance |
| 03/13/2013 | CN102967830A Portable power angle monitoring and analyzing instrument for test of synchronous generator |
| 03/13/2013 | CN102967829A Portable monitoring and analyzing instrument for temperature rise test of large generator |
| 03/13/2013 | CN102967828A Force measuring rack |
| 03/13/2013 | CN102967827A Energy feedback type test device for three-phase asynchronous motor |
| 03/13/2013 | CN102967826A Test method for electric endurance of switching capacitor set beaker of extra-high voltage project |
| 03/13/2013 | CN102967825A Automatic reliability test device for electric operating mechanism of molded case circuit breaker and control method of device |
| 03/13/2013 | CN102967824A Scan chain control circuit and implementation method thereof |
| 03/13/2013 | CN102967823A Single-particle multi-bit upsetting monitoring system |
| 03/13/2013 | CN102967822A Method and system for automatically detecting fault of RS-485 chip |
| 03/13/2013 | CN102967821A System and method for using digital channel of testing machine as power supply of chip |
| 03/13/2013 | CN102967820A Mobile terminal and self-detection method thereof |
| 03/13/2013 | CN102967819A High speed test circuit and method |
| 03/13/2013 | CN102967818A Fault detection circuit |
| 03/13/2013 | CN102967817A Testing system and testing method for chip audio module |
| 03/13/2013 | CN102967816A Attenuation box for crystalline silicon solar cells |
| 03/13/2013 | CN102967815A Chip testing method, automated testing equipment and system |
| 03/13/2013 | CN102967814A Device and method for testing performance degradation caused by transistor lattice deformation |
| 03/13/2013 | CN102967813A Testing structure and testing method |
| 03/13/2013 | CN102967812A Method and device for estimating service life of wave tube |
| 03/13/2013 | CN102967811A Method for identifying rated power of hid lamp |
| 03/13/2013 | CN102967810A Partial discharge detecting device for variable-frequency resonant oscillation wave cable |
| 03/13/2013 | CN102967809A Corona resistance testing device and method for varnished wires |
| 03/13/2013 | CN102967808A Handheld partial discharge detector of transformer |
| 03/13/2013 | CN102967807A Insulation defect locating method |
| 03/13/2013 | CN102967806A High-voltage measuring jig |
| 03/13/2013 | CN102967805A Analysis meter and analysis method for online induction pulse signal of electric transmission line |
| 03/13/2013 | CN102967804A T-link fault distance measurement method based on D type traveling wave principle |
| 03/13/2013 | CN102967803A Fault positioning method of power distribution network based on D type traveling wave principle |
| 03/13/2013 | CN102967802A Method for positioning power distribution network fault by using travelling wave |
| 03/13/2013 | CN102967801A T-line three-end traveling wave fault location method |
| 03/13/2013 | CN102967800A Method and device for positioning single-phase ground fault section of power distribution network based on transient signal prony algorithm |
| 03/13/2013 | CN102967799A Comprehensive fault distance measuring method for electric power system |
| 03/13/2013 | CN102967798A Failure warning method and system of power device |
| 03/13/2013 | CN102967797A Detecting method for short dot position of cable |
| 03/13/2013 | CN102967796A Detecting method for short dot position of cable |
| 03/13/2013 | CN102967795A Polarity detecting device of current mutual inductor |
| 03/13/2013 | CN102967794A Default phase detection device for three-phase sinusoidal alternating current |
| 03/13/2013 | CN102967793A Open-circuit short-circuit detection circuit of car-mounted terminal antenna |
| 03/13/2013 | CN102967792A System and method for monitoring open-circuit faults of secondary circuit of current transformer in traction substation |
| 03/13/2013 | CN102967791A Inspection method for judging contact of digital circuit board test pen and test pen |
| 03/13/2013 | CN102967790A Measuring device and a method for measuring a chip-to-chip-carrier connection |
| 03/13/2013 | CN102967789A High voltage test method and device with contact point loop rapid test function |
| 03/13/2013 | CN102967788A Line broken detection circuit of battery and detection method thereof |
| 03/13/2013 | CN102967787A Electromagnetic interference test device of dynamic electromechanical hybrid system |
| 03/13/2013 | CN102967786A Method and device for detecting service life of illumination driver |
| 03/13/2013 | CN102967785A Method for evaluating lightning protection performance of high-speed railway traction network |
| 03/13/2013 | CN102967784A Fault detection method and device for digital unit on offshore earthquake exploration cable |
| 03/13/2013 | CN102967783A Load trip identification method based on WAMS (Wide Area Measurement System) and SCADA (Supervisory Control And Data Acquisition) comprehensive data |
| 03/13/2013 | CN102967782A PCB (Printed Circuit Board) automatic detector module for PCB flexible full-automatic detection production line |
| 03/13/2013 | CN102967781A Equipment with variable volume Dewar for testing characteristic of high temperature superconductive strip |
| 03/13/2013 | CN102967780A Modeling method for substation intelligent alarm |
| 03/13/2013 | CN102967779A Identifying method of distribution parameters of transmission line |
| 03/13/2013 | CN102967778A Device and method for detecting power grid |
| 03/13/2013 | CN102967777A Load testing power supply control system of motor-driven mechanism for disconnecting switch |
| 03/13/2013 | CN102967776A A test system and a test method related to a capacitive-sense touch input device |
| 03/13/2013 | CN102967775A Method for monitoring state of high-voltage capacitors in floating module difference method |
| 03/13/2013 | CN102967771A An electromagnetic interference source determiner, an electromagnetic determining method, and an information storage medium |
| 03/13/2013 | CN102967732A Internal resistance measuring clamp of battery |
| 03/13/2013 | CN102967690A Self-diagnosis carbon monoxide sensor for coal mine and self-diagnosis method |
| 03/13/2013 | CN102967652A Electric strength inspection device for oil paper compound insulation oil during flowing |
| 03/13/2013 | CN102967624A Device for testing Seebeck coefficient |
| 03/13/2013 | CN102967449A Device and method for detecting light source of LED (Light-Emitting Diode) lamp tube |
| 03/13/2013 | CN102967448A LED (Light Emitting Diode) performance test box, calibrating method and performance test method |
| 03/13/2013 | CN102967447A LED (Light Emitting Diode) performance test box, calibrating method and performance test method |
| 03/13/2013 | CN102967446A LED (Light Emitting Diode) performance test box, calibrating method and performance test method |
| 03/13/2013 | CN102963271A Section power supply and status measurement and control method of parallel-connected traction networks at tail end of double track railway |
| 03/13/2013 | CN102368088B Arrangement device of tested device and current clamp |
| 03/13/2013 | CN102175972B Method for analyzing AGC (automatic generation control) power adjustment linear property of power generator based on PMU (phasor measurement unit) data |
| 03/13/2013 | CN102175962B Testing method and testing device |
| 03/13/2013 | CN102157759B Method for charging management of emergent blade-changing battery pack of wind driven generator |
| 03/13/2013 | CN102141578B Program-controlled electronic load device with compensating power supply |
| 03/13/2013 | CN102099847B Active matrix substrate, display device, method for inspecting the active matrix substrate, and method for inspecting the display device |
| 03/13/2013 | CN102095951B Spare power automatic switching logic test method for checking automatic switching mode of low-pressure side section switch |
| 03/13/2013 | CN102072822B Vehicle diagnosing apparatus |
| 03/13/2013 | CN102043111B Microneedle jig and combination jig |
| 03/13/2013 | CN102033203B Judging method and detection device for running state fault of motor |
| 03/13/2013 | CN102033196B Rapid automobile pedal switch detector |
| 03/13/2013 | CN102004213B Direct-detection type intelligent direct-current system insulation and state diagnosis instrument |
| 03/13/2013 | CN101995525B Testing device and method |
| 03/13/2013 | CN101923144B Method and device for detecting locomotive storage batteries on line |
| 03/13/2013 | CN101846727B System and method for detecting loss of isolation while AC motor is operating |
| 03/13/2013 | CN101828296B Secondary battery control system, electric vehicle mounting the control system, and secondary battery control method |
| 03/13/2013 | CN101752832B Electric-leakage circuit breaker |
| 03/13/2013 | CN101738545B Electromagnetic wave measuring apparatus |
| 03/13/2013 | CN101654856B Method of controlling washing machine and motor |
| 03/13/2013 | CN101523689B Method for controlling the end of the discharge of a rechargeable battery |
| 03/13/2013 | CN101351720B Method and device for determining battery discharge capability, and power supply system |
| 03/13/2013 | CN101345408B Method for assigning a fault current to one of the three phase currents of a three-phase system |
| 03/13/2013 | CN101261311B Output contact for feedback in integrated circuit motor driver |
| 03/13/2013 | CA2790375A1 Electronic device and method of detecting a proper cable connection |
| 03/12/2013 | US8397191 Determining failure rate from circuit design layouts |
| 03/12/2013 | US8397188 Systems and methods for testing a component by using encapsulation |
| 03/12/2013 | US8397151 Integrity of low bandwidth communications |
| 03/12/2013 | US8397112 Test chain testability in a system for testing tri-state functionality |
| 03/12/2013 | US8396680 System and method for identifying issues in current and voltage measurements |
| 03/12/2013 | US8396679 Secondary cell degradation state judgment system |
| 03/12/2013 | US8396677 Method for monitoring the shaft current and/or the insulation of the shaft of electric machines and device for performing the method |
| 03/12/2013 | US8396005 High-speed IP flow mediation apparatus using network processor |
| 03/12/2013 | US8396001 Interactive queued mapping method and system |