Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6212386 | Automated tool method for frequency plan revision within a cellular telephone system | Sylvain Briere, Daniel Dufour, Patrik Karlsson, Daniel Bringby | 2001-04-03 |
| 6052593 | Method for frequency mode validation for, frequency assignment for, and evaluating the network effect of a frequency plan revision within a dual mode cellular telephone system | Sylvain Briere, Daniel Dufour | 2000-04-18 |
| 6049717 | Operator assisted tool and method for frequency plan revision within a cellular telephone system | Daniel Dufour, Sylvain Briere | 2000-04-11 |
| 5950123 | Cellular telephone network support of audible information delivery to visually impaired subscribers | Eric Schwelb | 1999-09-07 |
| 5873038 | System and method for distributing channel port loading functionality | — | 1999-02-16 |
| 5669060 | Method and apparatus for enhancing call set-up and handoff quality | — | 1997-09-16 |