G01S 19/421
By combining or switching between position solutions or signals derived from different
Official title: {by combining or switching between position solutions or signals derived from different satellite radio beacon positioning systems; by combining or switching between position solutions or signals derived from different modes of operation in a single system}
G01S19/421 (By combining or switching between position solutions or signals derived from different) appears on 311 US grants and 377 published applications in this corpus.
Search patents in G01S- Granted patents
- 311
- Published applications
- 377
- Assignees
- 207
- Inventors
- 803
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 2 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 3 | 0 |
| 1996 | 2 | 0 |
| 1997 | 0 | 0 |
| 1998 | 8 | 0 |
| 1999 | 2 | 0 |
| 2000 | 2 | 0 |
| 2001 | 3 | 0 |
| 2002 | 0 | 2 |
| 2003 | 1 | 2 |
| 2004 | 2 | 0 |
| 2005 | 2 | 3 |
| 2006 | 3 | 1 |
| 2007 | 1 | 2 |
| 2008 | 0 | 1 |
| 2009 | 3 | 4 |
| 2010 | 2 | 5 |
| 2011 | 5 | 10 |
| 2012 | 6 | 14 |
| 2013 | 6 | 15 |
| 2014 | 7 | 13 |
| 2015 | 9 | 16 |
| 2016 | 15 | 19 |
| 2017 | 18 | 24 |
| 2018 | 10 | 19 |
| 2019 | 16 | 21 |
| 2020 | 28 | 35 |
| 2021 | 29 | 43 |
| 2022 | 24 | 23 |
| 2023 | 25 | 38 |
| 2024 | 31 | 32 |
| 2025 | 24 | 25 |
| 2026 | 19 | 10 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- G01S 19/426By combining or switching between position solutions or signals derived from different148
- G01S 19/425By combining or switching between signals derived from different satellite radio beacon69
- G01S 19/423By combining or switching between position solutions derived from different satellite radio44
Recent patents
- Radar altimeter augmented receiver autonomous integrity monitoring in aircraft29 Sep 2026US 12,748,220 B2Reliable Robotics Corporation
- Method and apparatus for generating satellite navigation signals22 Sep 2026US 12,742,889 B2Electronics and Telecommunications Research Institute
- Mobility and control method thereof18 Aug 2026US 12,710,546 B2Hyundai Motor Company
- Satellite signal processing method and satellite positioning apparatus11 Aug 2026US 12,704,648 B2Huawei Technologies Co., Ltd.
- System and method for determining vehicle position by triangulation21 Jul 2026US 12,687,644 B2Transportation IP Holdings, LLC
- Self-Position Acquisition Device6 Aug 2026US 2026/0231088 A1Astemo, Ltd.
- Monitoring multiple signals simultaneously using undersampling30 Jul 2026US 2026/0219399 A1Swift Beat, LLC
- Reception device, reception method, and reception program14 May 2026US 2026/0133325 A1Furuno Electric Co., Ltd.
- Event-based image capturing for a refuse vehicle2 Apr 2026US 2026/0091934 A1Oshkosh Corporation
- Datum Conversion Between Receiver Navigation Modes for Guidance Planning2 Apr 2026US 2026/0093258 A1Deere & Company
Most cited
By later US patents
- GPS receivers and garments containing GPS receivers and methods for using these GPS receivers398US 5,825,327 ASnapTrack, Inc. · 1998
- Method and apparatus for tracking a moving object294US 5,587,715 AGPS Mobile, Inc. · 1996
- Method and apparatus for determining the location of an object which may have an obstructed view of the sky216US 5,831,574 ASnapTrack, Inc. · 1998
- Method and apparatus for tracking a moving object192US 5,796,365 A1998
- Pseudorandom noise ranging receiver which compensates for multipath distortion by dynamically adjusting the time delay spacing between early and late correlators182US 5,390,207 ANovAtel Communications Ltd. · 1995