Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7596465 | System and method for built-in testing of a GPS receiver | Randall Dale Ristau | 2009-09-29 |
| 6366599 | Fast acquisition of spread-spectrum signals by dynamically varying spacing of search bins | Andrew B. Carlson, Jeffrey Crerie, David C. Westcott | 2002-04-02 |
| 6298083 | Power savings technique for a positioning system receiver | David C. Westcott, Andrew B. Carlson, Jeffrey Crerie | 2001-10-02 |
| 5949812 | Method and system for conserving battery reserves in a navigation receiver by slowing and/or stopping the system clock during low demand | David C. Westcott | 1999-09-07 |
| 5678169 | Receivers for down-conversion of L1 and L2 carrier frequency transmissions from orbiting global positioning system (GPS) satellites | — | 1997-10-14 |
| 5615236 | Method and apparatus for direct re-acquisition of precision-code after a short power interruption | — | 1997-03-25 |
| 5600670 | Dynamic channel allocation for GPS receivers | — | 1997-02-04 |