Issued Patents 1997
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5703570 | Method and apparatus for indicating undelivered messages in a communication device | Paul E. Gorday, Xuan-Khanh Tran Gorday | 1997-12-30 |
| 5699404 | Apparatus for time-scaling in communication products | Salvador Sibecas | 1997-12-16 |
| 5689440 | Voice compression method and apparatus in a communication system | Clifford D. Leitch, Robert J. Schwendeman, Kazimierz Siwiak, William J. Kuznicki | 1997-11-18 |
| 5668923 | Voice messaging system and method making efficient use of orthogonal modulation components | Kazimierz Siwiak, William J. Kuznicki | 1997-09-16 |
| 5613218 | Method and apparatus in a radio communication system for mitigating noise and interference effects | Xiaojun Li, Thomas V. D'Amico | 1997-03-18 |