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Browse by Category: Main > Information Technology
Class Information
Number: 702/59
Name: Data processing: measuring, calibrating, or testing > Measurement system in a specific environment > Electrical signal parameter measurement system > For electrical fault detection > Fault location
Description: Subject matter having means to identify an address or orientation of the defect or disturbance.


Patents under this class:
1 2 3 4 5

Patent Number Title Of Patent Date Issued
7603243 Method and error location in branched low voltage and medium voltage networks and evaluation circuit used thereof Oct. 13, 2009
7594206 Fault detecting method and layout method for semiconductor integrated circuit Sep. 22, 2009
7584496 Method and apparatus for pinpointing common path distortion Sep. 1, 2009
7561875 Method and apparatus for wirelessly testing field-replaceable units (FRUs) Jul. 14, 2009
7548820 Detecting a failure condition in a system using three-dimensional telemetric impulsional response surfaces Jun. 16, 2009
7543199 Test device Jun. 2, 2009
7536663 Method and apparatus for quantifying the timing error induced by an impedance variation of a signal path May. 19, 2009
7535233 Traveling wave based relay protection May. 19, 2009
7526392 Power line parameter analysis method and system Apr. 28, 2009
7516025 System and method for providing a data structure representative of a fault tree Apr. 7, 2009
7512854 Method and apparatus for testing, characterizing and monitoring a chip interface using a second data path Mar. 31, 2009
7509188 Methods, systems, computer products and website for power maintenance and restoration Mar. 24, 2009
7496459 Intelligent, self-propelled automatic grid crawler high impedance fault detector and high impedance fault detecting system Feb. 24, 2009
7484189 Method for searching for potential faults in a layout of an integrated circuit Jan. 27, 2009
7480882 Measuring and predicting VLSI chip reliability and failure Jan. 20, 2009
7472026 Multi-ended fault location system Dec. 30, 2008
7468657 System and method for detecting noise source in a power line communications system Dec. 23, 2008
7463037 Devices, systems, and methods for adaptive RF sensing in arc fault detection Dec. 9, 2008
7463984 Circuit arrangement including a self-diagnosis system for triggering and monitoring a load in a bridge circuit and associated operating method Dec. 9, 2008
7457725 Electronic component reliability determination system and method Nov. 25, 2008
7451018 System and apparatus for detecting and monitoring circuit breaker operation Nov. 11, 2008
7446989 Device for protection of the bearing of an electrical machine against damaging passage of current Nov. 4, 2008
7424642 Method for synchronization of a controller Sep. 9, 2008
7418321 Diagnostic method for an electronic systems unit Aug. 26, 2008
7415367 System and method to locate common path distortion on cable systems Aug. 19, 2008
7395475 Circuit and method for fuse disposing in a semiconductor memory device Jul. 1, 2008
7368918 Devices, systems, and methods for adaptive RF sensing in arc fault detection May. 6, 2008
7366622 Arc fault identification using model reference estimation Apr. 29, 2008
7356431 Method for testing an input/output functional board Apr. 8, 2008
7356445 Measurement fault detection Apr. 8, 2008
7349479 Communications system of two-wire line enhancing fail-safe performance Mar. 25, 2008
7343254 Resolver digital converter Mar. 11, 2008
7337079 Time-frequency domain reflectometry apparatus and method Feb. 26, 2008
7333920 Arc fault detector with circuit interrupter Feb. 19, 2008
7321312 Non-volatile fault indication Jan. 22, 2008
7319935 System and method for analyzing electrical failure data Jan. 15, 2008
7308370 Using a fixed network wireless data collection system to improve utility responsiveness to power outages Dec. 11, 2007
7299143 Method and apparatus for improving operational reliability during a loss of a phase voltage Nov. 20, 2007
7299437 Method and apparatus for detecting timing exception path and computer product Nov. 20, 2007
7286963 Method and device for fault location on three terminal power line Oct. 23, 2007
7283915 Method and device of fault location Oct. 16, 2007
7272515 Digital signal processor implementation of high impedance fault algorithms Sep. 18, 2007
7248976 Method and system for the validation of fault symptoms Jul. 24, 2007
7249010 Methods of estimating susceptibility to single event upsets for a design implemented in an FPGA Jul. 24, 2007
7233470 Distance relay apparatus Jun. 19, 2007
7233153 Method and system for determining location of phase-to-earth fault Jun. 19, 2007
7199989 Digital protection relay with time sync function Apr. 3, 2007
7200778 System and method for verifying HDL events for observability Apr. 3, 2007
7197429 Diagnosis system for household electric appliances Mar. 27, 2007
7191113 Method and system for short-circuit current modeling in CMOS integrated circuits Mar. 13, 2007

1 2 3 4 5


 
 
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