G01S 19/44
Carrier phase ambiguity resolution
Official title: Carrier phase ambiguity resolution; Floating ambiguity; LAMBDA [Least-squares AMBiguity Decorrelation Adjustment] method
G01S19/44 (Carrier phase ambiguity resolution) appears on 489 US grants and 471 published applications in this corpus.
Search patents in G01S- Granted patents
- 489
- Published applications
- 471
- Assignees
- 194
- Inventors
- 690
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 3 | 0 |
| 1990 | 3 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 5 | 0 |
| 1994 | 0 | 0 |
| 1995 | 3 | 0 |
| 1996 | 6 | 0 |
| 1997 | 5 | 0 |
| 1998 | 12 | 0 |
| 1999 | 9 | 0 |
| 2000 | 10 | 0 |
| 2001 | 13 | 1 |
| 2002 | 13 | 7 |
| 2003 | 5 | 10 |
| 2004 | 11 | 7 |
| 2005 | 7 | 16 |
| 2006 | 10 | 18 |
| 2007 | 13 | 17 |
| 2008 | 19 | 15 |
| 2009 | 15 | 18 |
| 2010 | 13 | 14 |
| 2011 | 10 | 20 |
| 2012 | 11 | 16 |
| 2013 | 13 | 9 |
| 2014 | 14 | 9 |
| 2015 | 13 | 4 |
| 2016 | 5 | 18 |
| 2017 | 14 | 23 |
| 2018 | 11 | 24 |
| 2019 | 33 | 20 |
| 2020 | 29 | 25 |
| 2021 | 29 | 37 |
| 2022 | 21 | 32 |
| 2023 | 43 | 35 |
| 2024 | 29 | 34 |
| 2025 | 23 | 26 |
| 2026 | 13 | 16 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- 3D vision aided GNSS real-time kinematic positioning for autonomous systems in urban canyons22 Sep 2026US 12,742,892 B2The Hong Kong Polytechnic University
- GNSS tracking using cascaded probabilistic estimators8 Sep 2026US 12,730,230 B2Mitsubishi Electric Research Laboratories, Inc.
- Method and system for second node supported ambiguity decision8 Sep 2026US 12,730,231 B2Lambda:4 Entwicklungen GmbH
- Method and apparatus for measuring relative position of spacecraft based on GNSS difference30 Jun 2026US 12,669,620 B2Tsinghua University
- System and method for gaussian process enhanced GNSS corrections generation16 Jun 2026US 12,656,506 B2Swift Navigation, Inc.
- Dual antenna system and method8 Oct 2026US 2026/0309875 A1Deere & Company
- Gnss receiver with carrier phase tracking, method for performing a carrier phase tracking therein and computer program product1 Oct 2026US 2026/0299139 A1STMicroelectronics International N. V.
- System and method for gaussian process enhanced gnss corrections generation17 Sep 2026US 2026/0276838 A1Swift Navigation, Inc.
- Cooperative positioning with multiple global navigation satellite system receivers10 Sep 2026US 2026/0267013 A1QUALCOMM Incorporated
- Optimization-Based GNSS Positioning with Integrated Cycle-Slip Detection20 Aug 2026US 2026/0243902 A1Mitsubishi Electric Research Laboratories, Inc.
Most cited
By later US patents
- Exploration system and method for high-accuracy and high-confidence level relative position and velocity determinations337US 5,202,829 ATrimble Navigation Limited · 1993
- Method and system for determining position on a moving platform, such as a ship, using signals from GPS satellites329US 4,894,662 AWestern Atlas International, Inc. · 1990
- Method and system for automatic control of vehicles based on carrier phase differential GPS235US 6,052,647 AStanford University · 2000
- Method and apparatus for real-time monitoring and coordination of multiple geography altering machines on a work site223US 5,646,844 ACaterpillar Inc. · 1997
- Method and apparatus for navigation guidance215US 6,140,957 ATrimble Navigation Limited · 2000