Issued Patents All Time
Showing 26–47 of 47 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7426679 | Cyclic redundancy check circuit for use with self-synchronous scramblers | — | 2008-09-16 |
| 7353446 | Cyclic redundancy check circuit for use with self-synchronous scramblers | — | 2008-04-01 |
| 7127653 | Apparatus and method for efficient data transport using transparent framing procedure | — | 2006-10-24 |
| 7124182 | Method for real-time detection of which units are present on an arcnet | Aaron Jeffrey Parker | 2006-10-17 |
| 6768745 | Flexible SONET access and transmission system | Robert W. Brooks | 2004-07-27 |
| 6690644 | Mechanism for 1:1, 1+1, and UPSR path-switched protection switching | — | 2004-02-10 |
| 6667973 | Flexible SONET access and transmission systems | Robert W. Brooks | 2003-12-23 |
| 6580709 | Sonet system and method which performs TSI functions on the backplane and uses PCM buses partitioned into 4-bit wide parallel buses | Robert W. Brooks | 2003-06-17 |
| 6529599 | Flexible tributary unit protection method for a trunk-multiplexed metallic interface | — | 2003-03-04 |
| 6513092 | 1:N protection switching architecture for common processing units | — | 2003-01-28 |
| 5878039 | Bus rate adaptation and time slot assignment circuit for a sonet multiplex system | Robert W. Brooks | 1999-03-02 |
| 5848065 | Optimized universal card slot system for sonet multiplex equipment | Robert W. Brooks | 1998-12-08 |
| 5537632 | Method and system for fault coverage testing memory | — | 1996-07-16 |
| 5510786 | CMI encoder circuit | — | 1996-04-23 |
| 5412651 | Structure and method for combining PCM and common control data on a backplane bus | — | 1995-05-02 |
| 5355362 | Digital loop carrier system | Hitoshi Sato | 1994-10-11 |
| 5195110 | Clock recovery and decoder circuit for a CMI-encoded signal | — | 1993-03-16 |
| 5165091 | Firmware download from a remote terminal to an optical network terminal in a digital loop carrier system | Kelly J. Lape | 1992-11-17 |
| 5113187 | CMI encoder circuit | — | 1992-05-12 |
| 4868831 | Zero byte time slot interchange (ZBTSI) encoder | — | 1989-09-19 |
| 4853931 | Violating All Zero Octet (VAZO) detector for a zero byte time slot interchange (ZBTSI) encoder | — | 1989-08-01 |
| 4794604 | Optimal error correction method for zero byte time slot interchange (ZBTSI) clear channel data transmission | — | 1988-12-27 |