Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12379508 | Satellite navigation receiver with aggregate channel digital baseband processing | Richard G. Keegan, Mark P. Kaplan, Brian C. Goodrich, David M. Li | 2025-08-05 |
| 12153143 | Multi-constellation, multi-frequency GNSS system for interference mitigation | Richard G. Keegan, Mark P. Kaplan, Brian C. Goodrich, David M. Li | 2024-11-26 |
| 12066551 | Multi-constellation, multi-frequency GNSS system for interference mitigation | Richard G. Keegan, Mark P. Kaplan, Brian C. Goodrich, David M. Li | 2024-08-20 |
| 12009904 | Adaptive narrowband interference rejection for satellite navigation receiver | Mark P. Kaplan, Richard G. Keegan, David M. Li | 2024-06-11 |
| 11764862 | Adaptive narrowband interference rejection for satellite navigation receiver | Mark P. Kaplan, Richard G. Keegan, David M. Li | 2023-09-19 |
| 11750274 | Adaptive narrowband interference rejection for satellite navigation receiver | Mark P. Kaplan, Richard G. Keegan, David M. Li | 2023-09-05 |
| 11742883 | Adaptive narrowband interference rejection for satellite navigation receiver | Mark P. Kaplan, Richard G. Keegan, David M. Li | 2023-08-29 |
| 11671133 | Adaptive narrowband and wideband interference rejection for satellite navigation receiver | Mark P. Kaplan, Richard G. Keegan, David M. Li | 2023-06-06 |
| 11630217 | Methods and devices for global navigation satellite system (GNSS) signal acquisition | Richard G. Keegan, Mark P. Kaplan | 2023-04-18 |
| 10859709 | Satellite navigation receiver with fixed point sigma rho filter | Richard G. Keegan, Ronald R. Hatch | 2020-12-08 |
| 10048385 | Satellite navigation receiver with fixed point sigma RHO filter | Richard G. Keegan, Ronald R. Hatch | 2018-08-14 |
| 9379765 | Method and receiver for receiving a binary offset carrier composite signal | Richard G. Keegan | 2016-06-28 |
| 9276798 | Non-recursive digital calibration for joint-elimination of transmitter and receiver I/Q imbalances with minimized add-on hardware | Chak-Fong Cheang, Ka-Fai Un, Pui-In Mak, Rui Paulo da Silva Martins | 2016-03-01 |
| 9197285 | Methods and apparatus for ameliorating signal reception | — | 2015-11-24 |
| 9197478 | Method and receiver for receiving a composite signal | Richard G. Keegan | 2015-11-24 |
| 9191061 | Method and receiver for receiving a composite signal | Richard G. Keegan | 2015-11-17 |
| 9184973 | Method and receiver for receiving a binary offset carrier composite signal | Richard G. Keegan | 2015-11-10 |