Patent | Date |
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Remote module for a communications network Grant 7,434,139 - Barton , et al. October 7, 2 | 2008-10-07 |
Method and apparatus for analyzing events in a telecommunications system Grant 7,304,958 - Nelson , et al. December 4, 2 | 2007-12-04 |
Remote module for a communications network App 20050220031 - Barton, Bruce R. ;   et al. | 2005-10-06 |
Remote module for a communications network Grant 6,910,167 - Barton , et al. June 21, 2 | 2005-06-21 |
Remote module for a communications network App 20030097624 - Barton, Bruce R. ;   et al. | 2003-05-22 |
Method and apparatus for analyzing events in a telecommunications system App 20030043753 - Nelson, Derek J. ;   et al. | 2003-03-06 |
Method and apparatus for analyzing events in a telecommunications system Grant 6,421,323 - Nelson , et al. July 16, 2 | 2002-07-16 |
Method and apparatus for storing and retrieving performance data collected by a network interface unit Grant 6,091,712 - Pope , et al. July 18, 2 | 2000-07-18 |
Performance monitoring and test system for a telephone network Grant 5,956,324 - Engdahl , et al. September 21, 1 | 1999-09-21 |
Method and apparatus for determining the origin of a remote alarm indication signal Grant 5,790,531 - Ellebracht , et al. August 4, 1 | 1998-08-04 |
Method and apparatus for adopting performance report messages in a telecommunications system Grant 5,774,456 - Ellebracht , et al. June 30, 1 | 1998-06-30 |
Facilities data link handler in a performance monitoring and test system Grant 5,703,871 - Pope , et al. December 30, 1 | 1997-12-30 |
Performance monitoring and test system for a telephone network Grant 5,691,976 - Engdahl , et al. November 25, 1 | 1997-11-25 |
System and method for accessing embedded channels Grant 5,623,480 - Hartmann , et al. April 22, 1 | 1997-04-22 |
Multichannel alignment system and method Grant 5,621,720 - Bronte , et al. April 15, 1 | 1997-04-15 |
Digital signal comparison circuit in a performance monitoring and test system Grant 5,581,228 - Cadieux , et al. December 3, 1 | 1996-12-03 |
Frame synchronization in a performance monitoring and test system Grant 5,557,616 - Cadieux , et al. September 17, 1 | 1996-09-17 |
Relative synchronization system for a telephone network Grant 5,500,853 - Engdahl , et al. March 19, 1 | 1996-03-19 |
Alarm correlation system for a telephone network Grant 5,495,470 - Tyburski , et al. February 27, 1 | 1996-02-27 |
Digital modulation quality monitor Grant 4,449,222 - Crossett, III , et al. May 15, 1 | 1984-05-15 |