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Class Information
Number: 379/25
Name: Telephonic communications > Diagnostic testing, malfunction indication, or electrical condition measurement > Of trunk or long line > Conductor identification or location
Description: Subject matter for determining the identity or position of a telephone line conductor.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7336061 |
Group wiring system allowing locating of wire pairs and method for locating wire pairs in group wiring system |
Feb. 26, 2008 |
| 7305067 |
Tone distribution apparatuses, systems, and methods |
Dec. 4, 2007 |
| 7190767 |
Telecommunications line test extension apparatus |
Mar. 13, 2007 |
| 7154856 |
Multiplexing apparatus and cell discard method |
Dec. 26, 2006 |
| 7127041 |
Simultaneous tracing of multiple phone/data cables |
Oct. 24, 2006 |
| 7116093 |
Tone generator and probe |
Oct. 3, 2006 |
| 6963192 |
Device for tracing electrical cable |
Nov. 8, 2005 |
| 6904129 |
Twisted pair status indicator |
Jun. 7, 2005 |
| 6879664 |
Method and apparatus for mapping the terminations of large numbers of communications circuits |
Apr. 12, 2005 |
| 6874096 |
Apparatus and method for detecting packet arrival time |
Mar. 29, 2005 |
| 6865257 |
Method for resolving trouble in a connection having a plurality of components |
Mar. 8, 2005 |
| 6813339 |
Telecommunications line test extension apparatus |
Nov. 2, 2004 |
| 6798183 |
Method of and apparatus for simultaneously providing tone and intermittent link onto a cable to assist identifying the cable |
Sep. 28, 2004 |
| 6750643 |
Group wiring patching system and method for wire pair identification |
Jun. 15, 2004 |
| 6636585 |
Metrics-related testing of an operational support system (OSS) of an incumbent provider for compliance with a regulatory scheme |
Oct. 21, 2003 |
| 6522737 |
System and method of operation for a telecommunications patch system |
Feb. 18, 2003 |
| 6437572 |
Interactive method and apparatus for locating and identifying utilities |
Aug. 20, 2002 |
| 6411073 |
Method and device for locating a metal line |
Jun. 25, 2002 |
| 6393102 |
Computer-executable method for diagnosing trouble causes in telephone cable segments when trouble data are available only for entire cables |
May. 21, 2002 |
| 6356622 |
System and apparatus for enhancing a network link |
Mar. 12, 2002 |
| 6330307 |
Display panel overlay structure and method for tracing interface modules in a telecommunications patch system |
Dec. 11, 2001 |
| 6282265 |
Two-ended wireline pair identification system |
Aug. 28, 2001 |
| 6222908 |
Method and device for identifying a specific patch cord connector as it is introduced into, or removed from, a telecommunications patch system |
Apr. 24, 2001 |
| 6047193 |
System and method for locating a switch component |
Apr. 4, 2000 |
| 6016058 |
In-service wiring verification circuitry |
Jan. 18, 2000 |
| 5887051 |
Listening device for tracing line continuity and detecting telephone dial tone |
Mar. 23, 1999 |
| 5847557 |
Wire pair identification method |
Dec. 8, 1998 |
| 5764043 |
Traceable patch cord and connector assembly and method for locating patch cord ends |
Jun. 9, 1998 |
| 5764725 |
Apparatus for testing the line continuity of telephone switch equipment |
Jun. 9, 1998 |
| 5726972 |
Location identification in a communications signalling network |
Mar. 10, 1998 |
| 5577096 |
Transmission system having stand-by line switching facility |
Nov. 19, 1996 |
| 5521902 |
Location identification in a communications signalling network |
May. 28, 1996 |
| 5510700 |
Apparatus and method for identifying the phase of a three phase power line at a remote location |
Apr. 23, 1996 |
| 5448675 |
Telecommunications distribution frame with tracing |
Sep. 5, 1995 |
| 5438266 |
Instrument to locate buried conductors by providing an indication of phase reversal of the signal utilizing the odd harmonic and the even harmonic when a vertical axis coil passes over one of |
Aug. 1, 1995 |
| 5355405 |
Arrangement for dynamically identifying the assignment of a subscriber telephone loop connection at a serving terminal |
Oct. 11, 1994 |
| 5353327 |
Maintenance termination unit |
Oct. 4, 1994 |
| 5296850 |
Apparatus and proceses for mapping the connectivity of communications systems with multiple communications paths |
Mar. 22, 1994 |
| 5247464 |
Node location by differential time measurements |
Sep. 21, 1993 |
| 5166970 |
Multi-conductor identifier with voice communication capability |
Nov. 24, 1992 |
| 5107532 |
Automated documentation system for a communications network |
Apr. 21, 1992 |
| 4975938 |
Communications link testing |
Dec. 4, 1990 |
| 4968929 |
Plug connector coding system for electric cables |
Nov. 6, 1990 |
| 4953194 |
Automated documentation system for a communications network |
Aug. 28, 1990 |
| RE33281 |
Cable analyzer with d.c. functions |
Jul. 31, 1990 |
| 4943993 |
Cable pair tester |
Jul. 24, 1990 |
| 4933962 |
Continuity test set with voice communication |
Jun. 12, 1990 |
| 4916444 |
Method and apparatus for mapping communications media |
Apr. 10, 1990 |
| 4901004 |
Apparatus and method for mapping the connectivity of communications systems with multiple communications paths |
Feb. 13, 1990 |
| 4879739 |
Wiring test device and method |
Nov. 7, 1989 |
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