Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6516200 | Controlling communications terminal response to group call page based on group call characteristics | Paul E. Schmidt | 2003-02-04 |
| 6484037 | Method of establishing group calls in a communications system | Paul E. Schmidt | 2002-11-19 |
| 6442396 | Method of processing group calls within a wireless communications network | Paul E. Schmidt | 2002-08-27 |
| 6363258 | Communications system providing call type indication for group calls | Paul E. Schmidt | 2002-03-26 |
| 6163710 | Method and apparatus for compliance to multiple frequency plans | Robert J. Blaser | 2000-12-19 |
| 5960351 | Radio frequency planning and assignment in a discontiguous spectrum environment | — | 1999-09-28 |
| 5915212 | System and method for achieving extended radio coverage and additional capacity using extended frequency bands | Leo Li, John Russell Lane, Brian D. Justin, Jr., Seyed A. Tabaian, John Rowland +1 more | 1999-06-22 |
| 5862486 | Downbanded cellular systems and methods | — | 1999-01-19 |
| 5805645 | Control channel synchronization between DBC and Cellular networks | Thomas A. Brown | 1998-09-08 |
| 5722078 | Method and apparatus for locating a digital control channel in a downbanded cellular radiocommunication system | Alex Krister Raith | 1998-02-24 |