G01S 19/254
Relating to doppler shift of satellite signals
Official title: {relating to Doppler shift of satellite signals}
G01S19/254 (Relating to doppler shift of satellite signals) appears on 197 US grants and 172 published applications in this corpus.
Search patents in G01S- Granted patents
- 197
- Published applications
- 172
- Assignees
- 98
- Inventors
- 278
- Latest grant
- 11 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1997 | 1 | 0 |
| 1998 | 3 | 0 |
| 1999 | 5 | 0 |
| 2000 | 11 | 0 |
| 2001 | 18 | 4 |
| 2002 | 9 | 13 |
| 2003 | 11 | 12 |
| 2004 | 9 | 6 |
| 2005 | 5 | 8 |
| 2006 | 7 | 9 |
| 2007 | 7 | 8 |
| 2008 | 7 | 9 |
| 2009 | 6 | 8 |
| 2010 | 7 | 7 |
| 2011 | 9 | 4 |
| 2012 | 10 | 8 |
| 2013 | 8 | 3 |
| 2014 | 6 | 3 |
| 2015 | 5 | 1 |
| 2016 | 0 | 1 |
| 2017 | 1 | 2 |
| 2018 | 0 | 5 |
| 2019 | 3 | 3 |
| 2020 | 8 | 12 |
| 2021 | 3 | 7 |
| 2022 | 8 | 5 |
| 2023 | 9 | 17 |
| 2024 | 6 | 7 |
| 2025 | 9 | 6 |
| 2026 | 6 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Positioning system and positioning method using low earth orbit satellite11 Aug 2026US 12,704,641 B2Korea Aerospace Research Institute
- Modernized global navigation satellite system (GNSS) receivers and commercially viable consumer grade GNSS receivers26 May 2026US 12,638,595 B2oneNav, Inc.
- Modernized global navigation satellite system (GNSS) receivers and commercially viable consumer grade GNSS receivers28 Apr 2026US 12,613,346 B2oneNav, Inc.
- Doppler tracking for signals of opportunity using rate-line detection28 Apr 2026US 12,613,348 B2General Dynamics Mission Systems, Inc.
- Signal processing method to avoid deception attack and apparatus for performing the same31 Mar 2026US 12,591,066 B2Electronics and Telecommunications Research Institute
- Positioning method and positioning apparatus20 Aug 2026US 2026/0243903 A1Huawei Technologies Co., Ltd.
- Doppler measurement6 Aug 2026US 2026/0227524 A1QUALCOMM Incorporated
- Passive radar receiver system16 Jul 2026US 2026/0202499 A1Texas Instruments Incorporated
- Vehicle-mounted gnss positioning method based on multi-motion model interaction5 Mar 2026US 2026/0063808 A1Southeast University
- Method for locating a ground-based device using one leo satellite and associated system4 Dec 2025US 2025/0370142 A1
Most cited
By later US patents
- Method and apparatus for providing location-based information via a computer network718US 6,677,894 B2SnapTrack, Inc. · 2004
- Client-server based remote locator device710US 6,131,067 ASnapTrack, Inc. · 2000
- GPS receiver and method for processing GPS signals593US 5,663,734 APrecision Tracking, Inc. · 1997
- GPS receiver utilizing a communication link582US 5,841,396 ASnapTrack, Inc. · 1998
- Distributed satellite position system processing and application network542US 6,185,427 B2SnapTrack, Inc. · 2001