Issued Patents All Time
Showing 26–48 of 48 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6711136 | Code-based filtering mechanism for reducing data-induced latching loopback in digital data service device | Don A. Waring | 2004-03-23 |
| 6680978 | Method and apparatus for nonlinear filtering and controlling the peak-to-average ratio | Richard L. Goodson, Steven R. Blackwell, Fred Chu | 2004-01-20 |
| 6625116 | System, methods and apparatus for increasing the data rate on an existing repeatered telecommunication channel structure | Fred Chu | 2003-09-23 |
| 6608840 | Use of modified line encoding and low signal-to-noise ratio based signal processing to extend range of digital data transmission over repeaterless two-wire telephone link | Michael D. Turner, Richard A. Burch, Richard L. Goodson | 2003-08-19 |
| 6597479 | Fiber quadrupler device method for providing full duplex communications to a synchronous optical network over a single optical fiber | Fred Chu, Peter Brackett, W. Stuart Venters, Steven R. Blackwell | 2003-07-22 |
| 6445719 | Method, system and apparatus for reducing synchronization and resynchronization times for systems with pulse stuffing | Jamie Kelly, Dennis B. McMahan, Marc Kimpe | 2002-09-03 |
| 6393029 | Use of modified line encoding and low signal-to-noise auto ratio based signal processing to extend range of digital data transmission over repeaterless two-wire telephone link | Michael D. Turner, Richard A. Burch, Richard L. Goodson | 2002-05-21 |
| 6314135 | Method and apparatus for updating precoder coefficients in a data communication transmitter | Richard L. Goodson, Marc Kimpe, Fred Chu, Tanya Morton | 2001-11-06 |
| 6301340 | Mechanism for providing emergency POTS service in event of loss of power to customer premises equipment for | Michael Scott Sansom | 2001-10-09 |
| 6246716 | Information communication system | — | 2001-06-12 |
| 5999542 | Use of modified line encoding and low signal-to-noise ratio based signal processing to extend range of digital data transmission over repeaterless two-wire telephone link | Michael D. Turner, Richard A. Burch, Richard L. Goodson | 1999-12-07 |
| 5943404 | Mechanism for providing emergency POTS service in event of loss of power to customer premises equipment for | Michael Scott Sansom | 1999-08-24 |
| 5909445 | Mechanism for transporting digital pots signals within framing structure of high bit rate digital local subscriber loop signals | — | 1999-06-01 |
| 5892801 | Decision path reduction of M-ary tree-search detector | — | 1999-04-06 |
| 5875202 | Transmission of encoded data over reliable digital communication link using enhanced error recovery mechanism | W. Stuart Venters | 1999-02-23 |
| 5809033 | Use of modified line encoding and low signal-to-noise ratio based signal processing to extend range of digital data transmission over repeaterless two-wire telephone link | Michael D. Turner, Richard A. Burch, Richard L. Goodson | 1998-09-15 |
| 5805600 | Mechanism for providing full utilization of high data rate serial communication link conveying data sourced from data terminal equipment and compressed by high compression ratio data compression-protocol engine | W. Stuart Venters | 1998-09-08 |
| 5680422 | Method and apparatus for reducing waiting time jitter in pulse stuffing synchronized digital communications | Richard A. Burch, Michael D. Turner, Timothy David Rochell | 1997-10-21 |
| 5619506 | Method and apparatus for reducing waiting time jitter in pulse stuffing synchronized digital communications | Richard A. Burch, Michael D. Turner | 1997-04-08 |
| 5579316 | Communications technique for transmitting limited size digital data frames using macro headers to represent multiple header code patterns associated with encapsulation protocols and signal processing operations to which transmitted data are subjected | W. Stuart Venters | 1996-11-26 |
| 5539785 | Jitter/wander reduction circuit for pulse-stuffed, synchronized digital communications | Richard A. Burch, Michael D. Turner | 1996-07-23 |
| 5526377 | Transversal filter useable in echo canceler, decision feedback equalizer applications for minimizing non-linear distortion in signals conveyed over full duplex two-wire communication link | Harry Yedid, Richard A. Burch, Michael D. Turner | 1996-06-11 |
| 5396517 | Transversal filter useable in echo canceler, decision feedback equalizer applications for minimizing non-linear distortion in signals conveyed over full duplex two-wire communication link | Harry Yedid, Richard A. Burch, Michael D. Turner | 1995-03-07 |