G01S 1/24
The synchronised signals being pulses or equivalent modulations on carrier waves and
Official title: the synchronised signals being pulses or equivalent modulations on carrier waves and the transit times being compared by measuring the difference in arrival time of a significant part of the modulations {, e.g. LORAN systems}
G01S1/24 (The synchronised signals being pulses or equivalent modulations on carrier waves and) appears on 155 US grants and 111 published applications in this corpus.
Search patents in G01S- Granted patents
- 155
- Published applications
- 111
- Assignees
- 87
- Inventors
- 266
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 2 | 0 |
| 1978 | 1 | 0 |
| 1979 | 5 | 0 |
| 1980 | 3 | 0 |
| 1981 | 1 | 0 |
| 1982 | 3 | 0 |
| 1983 | 8 | 0 |
| 1984 | 3 | 0 |
| 1985 | 5 | 0 |
| 1986 | 7 | 0 |
| 1987 | 1 | 0 |
| 1988 | 4 | 0 |
| 1989 | 6 | 0 |
| 1990 | 1 | 0 |
| 1991 | 2 | 0 |
| 1992 | 1 | 0 |
| 1993 | 2 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 2 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 0 |
| 2003 | 2 | 5 |
| 2004 | 0 | 1 |
| 2005 | 1 | 2 |
| 2006 | 1 | 2 |
| 2007 | 1 | 5 |
| 2008 | 2 | 5 |
| 2009 | 4 | 3 |
| 2010 | 4 | 6 |
| 2011 | 2 | 2 |
| 2012 | 5 | 5 |
| 2013 | 3 | 5 |
| 2014 | 1 | 1 |
| 2015 | 3 | 3 |
| 2016 | 5 | 2 |
| 2017 | 0 | 6 |
| 2018 | 5 | 3 |
| 2019 | 4 | 9 |
| 2020 | 7 | 8 |
| 2021 | 7 | 6 |
| 2022 | 8 | 16 |
| 2023 | 9 | 4 |
| 2024 | 4 | 4 |
| 2025 | 8 | 7 |
| 2026 | 4 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Ultra-wideband location systems and methods6 Oct 2026US 12,756,996 B2Be Spoon
- Tracking a moving radio beacon15 Sep 2026US 12,736,606 B2
- Loran transmitter, receiver, system and method of operating same5 May 2026US 12,618,927 B2Continental Electronics Corp.
- System and method for geolocation identification and accuracy assessment of fixed wireless CPE endpoints10 Feb 2026US 12,546,844 B2Verizon Patent and Licensing Inc.
- Method for separating loran sky and ground waves based on levenberg-marquart algorithm11 Nov 2025US 12,468,000 B2Xi'an University of Technology
- Loran Transmitter, Receiver, System and Method of Operating Same20 Aug 2026US 2026/0243859 A1Continental Electronics Corp.
- Methods and systems for providing positioning information to aircraft9 Oct 2025US 2025/0314735 A1Spartan Radar, Inc.
- Ultra-wideband location systems and methods14 Aug 2025US 2025/0260955 A1Be Spoon
- Transmission of signals for ranging, timing, and data transfer12 Jun 2025US 2025/0189613 A1Microchip Technology Incorporated
- Methods and devices for recovering reception in untracked positioning using ultra-wideband devices24 Apr 2025US 2025/0133394 A1Qorvo US, Inc.
Most cited
By later US patents
- Vehicle locating system with Loran-C125US 5,032,845 AD.G.R., Inc. · 1991
- System and method for determining vehicle travel routes and mileage110US 5,974,356 AQUALCOMM Incorporated · 1999
- Method and apparatus for automatic distress call signal transmission67US 4,547,778 ATexas Instruments Incorporated · 1985
- Lightning position and tracking method51US 4,792,806 AAtlantic Scientific Corporation · 1988
- Television pulsed navigation system47US 4,555,707 A1985