G01S 19/21
Interference related issues
Official title: Interference related issues {; Issues related to cross-correlation, spoofing or other methods of denial of service}
G01S19/21 (Interference related issues) appears on 1,146 US grants and 1,257 published applications in this corpus.
Search patents in G01S- Granted patents
- 1,146
- Published applications
- 1,257
- Assignees
- 441
- Inventors
- 1,948
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 2 | 0 |
| 1996 | 4 | 0 |
| 1997 | 8 | 0 |
| 1998 | 8 | 0 |
| 1999 | 8 | 0 |
| 2000 | 14 | 0 |
| 2001 | 15 | 7 |
| 2002 | 12 | 19 |
| 2003 | 15 | 15 |
| 2004 | 28 | 44 |
| 2005 | 17 | 27 |
| 2006 | 27 | 22 |
| 2007 | 24 | 33 |
| 2008 | 28 | 28 |
| 2009 | 27 | 30 |
| 2010 | 33 | 33 |
| 2011 | 33 | 28 |
| 2012 | 32 | 48 |
| 2013 | 31 | 44 |
| 2014 | 31 | 67 |
| 2015 | 40 | 52 |
| 2016 | 43 | 50 |
| 2017 | 57 | 60 |
| 2018 | 50 | 49 |
| 2019 | 57 | 53 |
| 2020 | 58 | 61 |
| 2021 | 59 | 81 |
| 2022 | 71 | 86 |
| 2023 | 81 | 101 |
| 2024 | 92 | 94 |
| 2025 | 80 | 69 |
| 2026 | 54 | 56 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- GNSS spoofing detection and alert using SBAS satellites6 Oct 2026US 12,754,325 B2Honeywell Aerospace US LLC
- L-band frequency domain resource allocation6 Oct 2026US 12,757,176 B2QUALCOMM Incorporated
- Techniques for using satellites to aid in geographical position determination25 Aug 2026US 12,717,045 B2Honeywell International Inc.
- Enhanced messaging to handle SPS spoofing18 Aug 2026US 12,710,548 B2QUALCOMM Incorporated
- Method, apparatus, and related device for identifying GNSS pseudolite data11 Aug 2026US 12,704,638 B2Huawei Technologies Co., Ltd.
- Satellite positioning system spoofing mitigation8 Oct 2026US 2026/0309872 A1QUALCOMM Incorporated
- Detecting gnss spoofing signals24 Sep 2026US 2026/0287752 A1Infinidome Ltd.
- Exploitation of Pilot Signals for Blind Resilient Detection and Geo-Observable Estimation of Navigation Signals24 Sep 2026US 2026/0287755 A1
- Global navigation satellite system spoofing detection using weather radar data17 Sep 2026US 2026/0276836 A1Honeywell International Inc.
- Guidance and navigation system for an aircraft10 Sep 2026US 2026/0267004 A1
Most cited
By later US patents
- Complete mirror-based global-positioning system (GPS) navigation solution736US 6,477,464 B2Donnelly Corporation · 2002
- Navigation system for a vehicle532US 6,678,614 B2Donnelly Corporation · 2004
- Method and apparatus for authenticating the location of remote users of networked computing systems458US 5,757,916 AInternational Series Research, Inc. · 1998
- Method and apparatus for measurement processing of satellite positioning system (SPS) signals357US 6,313,786 B1SnapTrack, Inc. · 2001
- Standalone canceller of narrow band interference for spread spectrum receivers288US 5,596,600 AMayflower Communications Company, Inc. · 1997