| 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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| 06/15/2011 | CN102095981A Method for realizing differential protection CT (Current Transformer) loop wiring analysis of exciting transformer |
| 06/15/2011 | CN102095980A Wiring correctness analysis method of conventional transformer |
| 06/15/2011 | CN102095979A Automatic analysis device for differential protection of autotransformer |
| 06/15/2011 | CN102095978A Method for analyzing wiring of differential protection circuit of main transformer |
| 06/15/2011 | CN102095977A Automatic analysis device employing differential protection mode of general transformer |
| 06/15/2011 | CN102095976A Double-bus single-section wiring bus differential protection automatic analysis device |
| 06/15/2011 | CN102095975A Method for judging and analyzing of sectionalized single bus connection differential protection of power systems |
| 06/15/2011 | CN102095974A Method for judging correct wiring of differential protection of conventional three-winding transformer |
| 06/15/2011 | CN102095973A Method for setting wiring of exciting differential CT (current transformer) circuit |
| 06/15/2011 | CN102095972A Conventional transformer wiring correctness analysis device |
| 06/15/2011 | CN102095971A Method for analyzing wiring of differential protection CT return circuit of exciting transformer |
| 06/15/2011 | CN102095970A Bus differential protection circuit wiring analyzing method |
| 06/15/2011 | CN102095969A Two-winding conventional transformer differential protection automatic analysis device |
| 06/15/2011 | CN102095968A Automatic analysis device used for checking wiring of exciting transformer |
| 06/15/2011 | CN102095967A Device for checking correctness of exciting transformer connection |
| 06/15/2011 | CN102095966A Method for correcting longitudinal difference of two-winding auto-transformer and judging corrected longitudinal difference |
| 06/15/2011 | CN102095965A Method for analyzing wiring correctness of CT (current transformer) of two-winding conventional transformer multi-switch differential protection circuit |
| 06/15/2011 | CN102095964A Method for analyzing wiring of two winding autotransformers with relay protection circuit in electric power system |
| 06/15/2011 | CN102095963A Method for analyzing wiring correctness of single-switch differential protection CT of conventional three-winding transformer |
| 06/15/2011 | CN102095962A Method for analyzing and judging current of each winding in homodyne |
| 06/15/2011 | CN102095961A Device for checking wiring correctness of auto-transformer |
| 06/15/2011 | CN102095960A Device for checking wiring correctness of conventional transformer |
| 06/15/2011 | CN102095959A Method for analyzing wiring correctness of double-winding autotransformer single-switch longitudinal differential protection CT |
| 06/15/2011 | CN102095958A Method for analyzing wiring correctness of double-winding conventional transformer single-switch differential protection CT |
| 06/15/2011 | CN102095957A Method for analyzing and calibrating wiring of differential protection circuit with single bus |
| 06/15/2011 | CN102095956A Detecting device and method |
| 06/15/2011 | CN102095955A Device and method for testing industrial-frequency discharge of zinc oxide lightning arrester |
| 06/15/2011 | CN102095954A Preventive test method for capacitance voltage transformer free from dismounting lead |
| 06/15/2011 | CN102095953A On-line detection method for performance of accumulator charger |
| 06/15/2011 | CN102095952A Self-monitoring system of valve-based electronic device of converter valve |
| 06/15/2011 | CN102095951A Spare power automatic switching logic test method for checking automatic switching mode of low-pressure side section switch |
| 06/15/2011 | CN102095950A Overall test and construction method of differential protection system of large-scale transformer |
| 06/15/2011 | CN102095949A Method for representing performance parameters of piezoelectric materials |
| 06/15/2011 | CN102095948A Method for obtaining measuring value and auto-transformer parameter |
| 06/15/2011 | CN102095947A Array testing device |
| 06/15/2011 | CN102095946A General electrical testing device for packaging structures |
| 06/15/2011 | CN102095945A Open-phase detection device for digital three-phase alternating-current phase sequence and detection method thereof |
| 06/15/2011 | CN102095921A Surging current test circuit |
| 06/15/2011 | CN102095913A Multi-functional portable auxiliary maintenance/detection pen for electrical appliances |
| 06/15/2011 | CN102095912A Electronic indicator |
| 06/15/2011 | CN102095901A Substrate for use in measuring electric characteristics |
| 06/15/2011 | CN102095900A Detecting system |
| 06/15/2011 | CN102095899A Wiring device and current mutual inductance testing system |
| 06/15/2011 | CN102095582A Method for measuring and acquiring accumulative work time with dynamometry load rejection test for steam turbo generator unit |
| 06/15/2011 | CN101699302B Circuit structure for measuring ground resistance of each branch circuit of direct current system by full direct current |
| 06/15/2011 | CN101685144B Mine lamp service life monitoring device and implement method |
| 06/15/2011 | CN101650398B Test method and compensation calculation method for measuring voltage-current characteristic of ferromagnetic element by low-frequency variable-frequency power source |
| 06/15/2011 | CN101625395B Method for measuring relay contact settling time and device thereof |
| 06/15/2011 | CN101609635B Liquid crystal panel testing module and failure mode analysis method for liquid crystal panel |
| 06/15/2011 | CN101609120B Intelligent power supply for detecting solenoid valve |
| 06/15/2011 | CN101566667B MOS component testing method |
| 06/15/2011 | CN101566656B System and method for automatic detection |
| 06/15/2011 | CN101557683B Probe card used for IC wafer electrical property testing |
| 06/15/2011 | CN101551432B Power distribution network fault positioning method |
| 06/15/2011 | CN101509959B Low power frequency changer dragged 2MW electric generator test method |
| 06/15/2011 | CN101493500B Electric power on/off automatic control device |
| 06/15/2011 | CN101487867B Test equipment and test method |
| 06/15/2011 | CN101483032B Control chip |
| 06/15/2011 | CN101482597B Method and apparatus for implementing downloading function in on-line test course |
| 06/15/2011 | CN101452122B LCD displaying effect detection device and method |
| 06/15/2011 | CN101452042B Wafer grade reliability parallel test method for field effect tube negative temperature instability |
| 06/15/2011 | CN101419262B On-line detecting system for quartz crystal oscillator |
| 06/15/2011 | CN101413977B High pressure measuring apparatus |
| 06/15/2011 | CN101398457B Wafer, test system thereof, test method thereof, and test fixture thereof |
| 06/15/2011 | CN101393250B Test socket and test board for wafer level semiconductor testing |
| 06/15/2011 | CN101389970B Dual-path, multimode sequential storage element |
| 06/15/2011 | CN101387688B Method and apparatus for electric motor torque monitoring |
| 06/15/2011 | CN101359026B Full-time-domain voltage stability synthesis assessment method |
| 06/15/2011 | CN101299059B Method for testing cycle life of rechargeable battery |
| 06/15/2011 | CN101291056B Faulty phase selection method based on long wire model |
| 06/15/2011 | CN101290338B Test system and test method for control cable |
| 06/15/2011 | CN101268981B Gait training system |
| 06/15/2011 | CN101206323B Liquid crystal display, connector and method of testing the liquid crystal display |
| 06/15/2011 | CN101201386B Method for locating parameter type fault of analogue integrated circuit |
| 06/15/2011 | CN101201362B Tester table |
| 06/15/2011 | CN101178427B Relay connector |
| 06/15/2011 | CN101173972B Method and apparatus for testing to determine minimum operating voltages in electronic devices |
| 06/15/2011 | CN101169467B Method and apparatus for controlling access to and/or exit from a portion of scan chain |
| 06/15/2011 | CN101162247B Sub-health running status recognition method of electrical device |
| 06/15/2011 | CN101149419B Validation debugging system for surface-mounted chip circuit |
| 06/15/2011 | CN101131398B Integrated circuit tester |
| 06/15/2011 | CN101102041B Surge protector with automatic monitoring function |
| 06/14/2011 | US7962965 Semiconductor device having power consumption analysis preventing function |
| 06/14/2011 | US7962885 Method and apparatus for describing components adapted for dynamically modifying a scan path for system-on-chip testing |
| 06/14/2011 | US7962874 Method and system for evaluating timing in an integrated circuit |
| 06/14/2011 | US7962869 Method and system for debug and test using replicated logic |
| 06/14/2011 | US7962823 System and method for testing multiple packet data transmitters |
| 06/14/2011 | US7962822 Generating device, generating method, program and recording medium |
| 06/14/2011 | US7962821 Built-in self testing circuit with fault diagnostic capability |
| 06/14/2011 | US7962820 Fault diagnosis of compressed test responses |
| 06/14/2011 | US7962819 Test mode soft reset circuitry and methods |
| 06/14/2011 | US7962818 Reduced signaling interface method and apparatus |
| 06/14/2011 | US7962817 IEEE 1149.1 and P1500 test interfaces combined circuits and processes |
| 06/14/2011 | US7962816 I/O switches and serializer for each parallel scan register |
| 06/14/2011 | US7962815 Tap demultiplexer with select and select one outputs for HTML |
| 06/14/2011 | US7962814 Mode selection based on special sequence of state machine states |
| 06/14/2011 | US7962813 1149.1 tap linking modules |
| 06/14/2011 | US7962812 Scan controller control input to sequential core without scan path |
| 06/14/2011 | US7962811 Scan chain disable function for power saving |
| 06/14/2011 | US7962808 Method and system for testing the compliance of PCIE expansion systems |