Issued Patents All Time
Showing 126–133 of 133 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5796780 | Coherent modulation of CPM signals | — | 1998-08-18 |
| 5796726 | Systems and methods for random access in time division multiple access satellite radiotelephone communications | Amer A. Hassan, Stanley Reinhold, Larry W. Massengill, Yi-Pin Eric Wang | 1998-08-18 |
| 5668820 | Digital communication system having a punctured convolutional coding system and method | Barbara Molnar | 1997-09-16 |
| 5661724 | Satellite diversity scheme | Sandeep Chennakeshu, Amer A. Hassan, Barbara Molnar, Karl Molnar | 1997-08-26 |
| 5642384 | Trellis coded modulation scheme with low envelope variation for mobile radio by constraining a maximum modulus of a differential phase angle | — | 1997-06-24 |
| 5600676 | Modulation scheme with low envelope variation for mobile radio by constraining a maximum modulus of a differential phase angle | — | 1997-02-04 |
| 5363407 | Transmitter optimization for spectrally congested radio communication systems | Sandeep Chennakeshu | 1994-11-08 |
| 5311553 | Trellis coding technique to increase adjacent channel interference protection ratio in land mobile radio systems under peak power constraints | Sandeep Chennakeshu, Amer A. Hassan, John B. Anderson | 1994-05-10 |