Issued Patents All Time
Showing 51–65 of 65 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5678174 | Communication system which predicts good opportunities for communication | — | 1997-10-14 |
| 5649291 | Communication system and method using subscriber units to evaluate hand-off candidates | — | 1997-07-15 |
| 5644572 | Method and apparatus for approximating propagation delay for use in transmission compensation to orbiting satellites | Keith Andrew Olds, Victor Hawes Cutler, Jr. | 1997-07-01 |
| 5592175 | Location determination method and apparatus for a communication unit | — | 1997-01-07 |
| 5561838 | Method and apparatus for satellite handoff parameters prediction in an orbiting communications system | Ronald V. Chandos | 1996-10-01 |
| 5552795 | Location determination method and system using multi-beam satellites | Kenneth Lee Sowles | 1996-09-03 |
| 5539921 | Apparatus for reducing ring-alert power and method therefor | — | 1996-07-23 |
| 5463400 | Method and apparatus for synchronizing to a multi-beam satellite TDMA communication system | — | 1995-10-31 |
| 5373506 | Method and apparatus for paging in a communication system | Eugene J. Bruckert | 1994-12-13 |
| 5146609 | Cellular radio system having reduced handover disruption and method for use in such a system | Michael D. Kotzin | 1992-09-08 |
| 5095500 | Cellular radiotelephone diagnostic system | Jeffrey D. Bonta | 1992-03-10 |
| 5023900 | Cellular radiotelephone diagnostic system | Jeffrey D. Bonta | 1991-06-11 |
| 4843633 | Interface method and apparatus for a cellular system site controller | Barry J. Menich, Daniel Edward Lee Wood, Jeff D. Bonta, Valy Lev | 1989-06-27 |
| 4730187 | Interface method and apparatus for a cellular system site controller | Barry J. Menich, Daniel Edward Lee Wood, Jeff D. Bonta, Valy Lev | 1988-03-08 |
| 4726050 | Scanning receiver allocation method and apparatus for cellular radiotelephone systems | Barry J. Menich, Dennis R. Schaeffer, Victor Graziano, Valy Lev | 1988-02-16 |