Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8649810 | Method and apparatus for prolonging battery charge life in a mobile communication device using a text messaging type protocol for calls | Xiao-an Wang | 2014-02-11 |
| 8326293 | Scanning available wireless-device services in multiple wireless-radio technology communication systems | Steven E. Strauss | 2012-12-04 |
| 7279927 | Integrated circuit with multiple power domains | John Falkowski, Bruce G. Littlefield, Douglas D. Lopata, Hussein K. Mecklai | 2007-10-09 |
| 6091936 | Method and apparatus for reducing co-channel interference | Sandeep Chennakeshu | 2000-07-18 |
| 6035178 | Satellite communication system for local-area coverage | Sandeep Chennakeshu, Nils Rydbeck, Amer A. Hassan, David R. Irvin | 2000-03-07 |
| 5946625 | Method for improving co-channel interference in a cellular system | Amer A. Hassan, Rajaram Ramesh | 1999-08-31 |
| 5943324 | Methods and apparatus for mobile station to mobile station communications in a mobile satellite communication system | Rajaram Ramesh, Paul W. Dent | 1999-08-24 |
| 5914942 | Satellite communications system with dual mode bandwidth control | Amer A. Hassan, Nils Rydbeck | 1999-06-22 |
| 5907306 | Retractable radiotelephone antennas and associated radiotelephone communication methods | Peter D. Karabinis, Yawei Ma | 1999-05-25 |
| 5883929 | Synchronization method, and associated circuitry, for synchronizing a receiver with a transmitter | Y-P Eric Wang, Amer A. Hassan, Paul W. Dent | 1999-03-16 |
| 5850392 | Spread spectrum random access systems and methods for time division multiple access radiotelephone communication systems | Yi-Pin Eric Wang, Amer A. Hassan, Larry William Massingill | 1998-12-15 |
| 5809141 | Method and apparatus for enabling mobile-to-mobile calls in a communication system | Paul W. Dent, Sandeep Chennakeshu, Rajaram Ramesh | 1998-09-15 |
| 5796726 | Systems and methods for random access in time division multiple access satellite radiotelephone communications | Amer A. Hassan, Rajaram Ramesh, Larry W. Massengill, Yi-Pin Eric Wang | 1998-08-18 |
| 5691992 | Punctured coding system for providing unequal error protection in a digital communication system | Barbara Molnar, Amer A. Hassan | 1997-11-25 |