Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10274579 | Method for improving direction finding and geolocation error estimation in a direction finding system | Gerald J. Pellegrini, Richard E. Clymer, Gideon Litoff | 2019-04-30 |
| 8068065 | Concentric ring log-periodic slot direction finding antenna | — | 2011-11-29 |
| 7539273 | Method for separating interfering signals and computing arrival angles | — | 2009-05-26 |
| 7453400 | Multiplatform TDOA correlation interferometer geolocation | Allan M. Kabel | 2008-11-18 |
| 7436351 | Multipath resolving correlation interferometer direction finding | Robert T. Martel | 2008-10-14 |
| 7358891 | Multipath resolving correlation interferometer direction finding | Robert T. Martel | 2008-04-15 |
| 7268728 | Moving transmitter correlation interferometer geolocation | — | 2007-09-11 |
| 7233285 | Correlation interferometer geolocation | — | 2007-06-19 |
| 7119739 | Near field to far field DF antenna array calibration technique | — | 2006-10-10 |
| 6377872 | Apparatus and method for microwave imaging and excavation of objects | — | 2002-04-23 |
| 4594595 | Circular log-periodic direction-finder array | — | 1986-06-10 |