| |
 |
|
Class Information
Number: 324/534
Name: Electricity: measuring and testing > Fault detecting in electric circuits and of electric components > For fault location > By reflection technique
Description: Subject matter where the defect causes, creates, or produces a fault signal which is reflected and evaluated to indicate the location of the fault.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7627025 |
Echo canceller gain control for channel diagnostic systems |
Dec. 1, 2009 |
| 7627026 |
Threshold setting using piecewise linear approximation for channel diagnostic systems |
Dec. 1, 2009 |
| 7622931 |
Non-contact reflectometry system and method |
Nov. 24, 2009 |
| 7589535 |
Network device detection using frequency domain reflectometer |
Sep. 15, 2009 |
| 7576548 |
Cable tester |
Aug. 18, 2009 |
| 7561980 |
Transmission medium testing apparatus and method |
Jul. 14, 2009 |
| 7548068 |
System for testing properties of a network |
Jun. 16, 2009 |
| 7548071 |
Reflectometry test system using a sliding pseudo-noise reference |
Jun. 16, 2009 |
| 7548067 |
Methods for measuring capacitance |
Jun. 16, 2009 |
| 7535233 |
Traveling wave based relay protection |
May. 19, 2009 |
| 7532011 |
Method and apparatus for time domain reflection test of transmission line |
May. 12, 2009 |
| 7414410 |
Cable diagnostics using time domain reflectometry and application using the same |
Aug. 19, 2008 |
| 7400151 |
Connector crosstalk and return loss cancellation |
Jul. 15, 2008 |
| 7383133 |
Diffuse seismic imaging systems and methods |
Jun. 3, 2008 |
| 7375532 |
Cable tester |
May. 20, 2008 |
| 7358745 |
Cable tester |
Apr. 15, 2008 |
| 7312613 |
Method for network diagnostic |
Dec. 25, 2007 |
| 7307428 |
Method for single ended line testing and single ended line testing device |
Dec. 11, 2007 |
| 7282922 |
Wire network mapping method and apparatus using impulse responses |
Oct. 16, 2007 |
| 7276913 |
Cable tester |
Oct. 2, 2007 |
| 7276914 |
System and method for guided TDR/TDT computerized tomography |
Oct. 2, 2007 |
| 7271596 |
Method and system for testing a signal path having an operational signal |
Sep. 18, 2007 |
| 7268560 |
Wideband device modeling method |
Sep. 11, 2007 |
| 7253636 |
Wire tracer receiver |
Aug. 7, 2007 |
| 7250772 |
Method and apparatus for characterizing a signal path carrying an operational signal |
Jul. 31, 2007 |
| 7250771 |
Cable tester |
Jul. 31, 2007 |
| 7245129 |
Apparatus for and method of cable diagnostics utilizing time domain reflectometry |
Jul. 17, 2007 |
| 7215126 |
Apparatus and method for testing a signal path from an injection point |
May. 8, 2007 |
| 7212008 |
Surveillance device detection utilizing non linear junction detection and reflectometry |
May. 1, 2007 |
| 7208959 |
Methods for measuring parasitic capacitance and inductance of I/O leads on an electrical component using a network analyzer |
Apr. 24, 2007 |
| 7173431 |
Cable tester |
Feb. 6, 2007 |
| 7171322 |
Algorithm for estimation of multiple faults on a transmission line or waveguide |
Jan. 30, 2007 |
| 7170297 |
Transmission response measurement system and method of using time gating |
Jan. 30, 2007 |
| 7164274 |
Cable diagnostics using time domain reflectometry and applications using the same |
Jan. 16, 2007 |
| 7145349 |
Method for increasing the interference resistance of a time frame reflectometer and a circuit device of implementing said method |
Dec. 5, 2006 |
| 7119546 |
Method for single ended line testing and single ended line testing device |
Oct. 10, 2006 |
| 7106071 |
Cable diagnostics using time domain reflectometry and applications using the same |
Sep. 12, 2006 |
| 7098668 |
Digital measuring head |
Aug. 29, 2006 |
| 7098645 |
Method and device for cable length measurement based on reflected phase shifts |
Aug. 29, 2006 |
| 7078912 |
Techniques to test signal propagation media |
Jul. 18, 2006 |
| 7075309 |
System and method to locate an anomaly of a conductor |
Jul. 11, 2006 |
| 7075308 |
Blocking impedance |
Jul. 11, 2006 |
| 7075283 |
Cable tester |
Jul. 11, 2006 |
| 7071700 |
Characterizing analog and digital telephone circuits and other types of wiring systems using frequency domain reflectometry (FDR) |
Jul. 4, 2006 |
| 7068044 |
Cable tester |
Jun. 27, 2006 |
| 7068043 |
Cable tester |
Jun. 27, 2006 |
| 7061251 |
Method and apparatus for transmission line and waveguide testing |
Jun. 13, 2006 |
| 7034544 |
Methods for minimizing the impedance discontinuity between a conductive trace and a component and structures formed thereby |
Apr. 25, 2006 |
| 7030621 |
Low current AC partial discharge diagnostic system for wiring diagnostics |
Apr. 18, 2006 |
| 7026825 |
Cable tester |
Apr. 11, 2006 |
|
|
|
