Issued Patents All Time
Showing 126–146 of 146 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5909465 | Method and apparatus for bidirectional demodulation of digitally modulated signals | Paul W. Dent, Ravinder D. Koilpillai, Sandeep Chennakeshu | 1999-06-01 |
| 5889827 | Method and apparatus for digital symbol detection using medium response estimates | Karl Molnar, Rajaram Ramesh | 1999-03-30 |
| 5878093 | Interference rejection combining with frequency correction | Karl Molnar | 1999-03-02 |
| 5838739 | Channel estimator circuitry, and associated method, for a digital communication system | Rajaram Ramesh, Ravinder D. Koilpillai, Ali S. Khayrallah | 1998-11-17 |
| 5822380 | Apparatus and method for joint channel estimation | — | 1998-10-13 |
| 5796788 | Method and apparatus for interference decorrelation in time and space | — | 1998-08-18 |
| 5787131 | Method and apparatus for mitigation of self interference using array processing | — | 1998-07-28 |
| 5774799 | Automatic frequency control with adjacent channel interference protection | Thomas M. Croft, Ravinder D. Koilpillai | 1998-06-30 |
| 5771288 | Multiple access coding for radio communications | Paul W. Dent | 1998-06-23 |
| 5742678 | Multiple access coding for radio communications | Paul W. Dent | 1998-04-21 |
| 5680419 | Method of and apparatus for interference rejection combining in multi-antenna digital cellular communications systems | — | 1997-10-21 |
| 5677930 | Method and apparatus for spread spectrum channel estimation | — | 1997-10-14 |
| 5615209 | Method and apparatus for CDMA signal orthogonalization | — | 1997-03-25 |
| 5577068 | Generalized direct update viterbi equalizer | Sandeep Chennakeshu, Paul W. Dent, R. David Koilpillai | 1996-11-19 |
| 5572552 | Method and system for demodulation of downlink CDMA signals | Paul W. Dent | 1996-11-05 |
| 5550809 | Multiple access coding using bent sequences for mobile radio communications | Paul W. Dent | 1996-08-27 |
| 5506861 | System and method for joint demodulation of CDMA signals | — | 1996-04-09 |
| 5499272 | Diversity receiver for signals with multipath time dispersion | — | 1996-03-12 |
| 5392054 | Diversity antenna assembly for portable radiotelephones | Edward G. Smith, Jr. | 1995-02-21 |
| 5353352 | Multiple access coding for radio communications | Paul W. Dent | 1994-10-04 |
| 5237586 | Rake receiver with selective ray combining | — | 1993-08-17 |