G01S 19/23
Testing, monitoring, correcting or calibrating of receiver elements
G01S19/23 (Testing, monitoring, correcting or calibrating of receiver elements) appears on 961 US grants and 964 published applications in this corpus.
Search patents in G01S- Granted patents
- 961
- Published applications
- 964
- Assignees
- 408
- Inventors
- 1,685
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 2 | 0 |
| 1993 | 0 | 0 |
| 1994 | 2 | 0 |
| 1995 | 5 | 0 |
| 1996 | 1 | 0 |
| 1997 | 6 | 0 |
| 1998 | 15 | 0 |
| 1999 | 14 | 0 |
| 2000 | 23 | 0 |
| 2001 | 29 | 11 |
| 2002 | 36 | 35 |
| 2003 | 32 | 42 |
| 2004 | 36 | 41 |
| 2005 | 24 | 31 |
| 2006 | 38 | 39 |
| 2007 | 28 | 44 |
| 2008 | 32 | 34 |
| 2009 | 39 | 51 |
| 2010 | 44 | 48 |
| 2011 | 43 | 49 |
| 2012 | 40 | 33 |
| 2013 | 41 | 41 |
| 2014 | 30 | 32 |
| 2015 | 33 | 29 |
| 2016 | 39 | 23 |
| 2017 | 25 | 34 |
| 2018 | 22 | 32 |
| 2019 | 31 | 37 |
| 2020 | 38 | 39 |
| 2021 | 40 | 60 |
| 2022 | 38 | 44 |
| 2023 | 58 | 40 |
| 2024 | 27 | 31 |
| 2025 | 31 | 39 |
| 2026 | 18 | 25 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Method and system for calibrating a system parameter29 Sep 2026US 12,748,219 B2Focal Point Positioning Limited
- Radio frequency receiver for simultaneously processing multiple types of signals for positioning and method of operation22 Sep 2026US 12,742,888 B2
- High precision positioning for mobile devices1 Sep 2026US 12,726,925 B2Snap Inc.
- Clock calibrator for network devices11 Aug 2026US 12,704,645 B2Cisco Technology, Inc.
- Precision multi-point sensor position and attitude calibration brackets4 Aug 2026US 12,698,988 B2TORC Robotics, Inc.
- Positioning system and method24 Sep 2026US 2026/0287753 A1Focal Point Positioning Limited
- Method for Determining Raw Observation Precision of Satellite-Borne GNSS Receiver24 Sep 2026US 2026/0287757 A1Aerospace Long March Launch Vehicle Technology Co., Ltd
- System and method for improved estimation of spatially-variant gnss signal corrections3 Sep 2026US 2026/0259330 A1Swift Navigation, Inc.
- Multiple and cascaded redundant disciplined oscillator systems in a spoofing resistant reference time source system and methods thereof20 Aug 2026US 2026/0243900 A1Orolia USA Inc.
- Optimization-Based GNSS Positioning with Integrated Cycle-Slip Detection20 Aug 2026US 2026/0243902 A1Mitsubishi Electric Research Laboratories, Inc.
Most cited
By later US patents
- Client-server based remote locator device710US 6,131,067 ASnapTrack, Inc. · 2000
- GPS receiver utilizing a communication link582US 5,841,396 ASnapTrack, Inc. · 1998
- Method and apparatus for determining time for GPS receivers476US 5,945,944 ASnapTrack, Inc. · 1999
- Personal location detection system469US 6,362,778 B12002
- GPS receiver utilizing a communication link451US 6,064,336 ASnapTrack, Inc. · 2000