Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6556167 | Direct acquisition of very large PN sequences in GPS systems | William C. Caldwell | 2003-04-29 |
| 6369752 | Direct acquistion of very large PN sequences in GPS systems | William C. Caldwell | 2002-04-09 |
| 5999123 | Time-relative positioning for static applications | Patrick Y. Hwang, Karl W. Ulmer | 1999-12-07 |