G01S 5/04
Position of source determined by a plurality of spaced direction-finders
G01S5/04 (Position of source determined by a plurality of spaced direction-finders) appears on 655 US grants and 684 published applications in this corpus.
Search patents in G01S- Granted patents
- 655
- Published applications
- 684
- Assignees
- 388
- Inventors
- 1,394
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 2 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 2 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 2 | 0 |
| 1987 | 3 | 0 |
| 1988 | 4 | 0 |
| 1989 | 2 | 0 |
| 1990 | 2 | 0 |
| 1991 | 4 | 0 |
| 1992 | 1 | 0 |
| 1993 | 4 | 0 |
| 1994 | 5 | 0 |
| 1995 | 6 | 0 |
| 1996 | 7 | 0 |
| 1997 | 5 | 0 |
| 1998 | 12 | 0 |
| 1999 | 9 | 0 |
| 2000 | 10 | 0 |
| 2001 | 10 | 1 |
| 2002 | 10 | 9 |
| 2003 | 8 | 9 |
| 2004 | 10 | 15 |
| 2005 | 8 | 19 |
| 2006 | 7 | 13 |
| 2007 | 12 | 10 |
| 2008 | 6 | 15 |
| 2009 | 12 | 18 |
| 2010 | 15 | 18 |
| 2011 | 14 | 14 |
| 2012 | 13 | 14 |
| 2013 | 15 | 21 |
| 2014 | 23 | 18 |
| 2015 | 13 | 18 |
| 2016 | 14 | 27 |
| 2017 | 30 | 28 |
| 2018 | 29 | 33 |
| 2019 | 34 | 38 |
| 2020 | 47 | 61 |
| 2021 | 39 | 50 |
| 2022 | 36 | 56 |
| 2023 | 41 | 58 |
| 2024 | 58 | 54 |
| 2025 | 42 | 38 |
| 2026 | 26 | 29 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Low complexity reception (Rx) beamforming for uplink (UL) positioning22 Sep 2026US 12,742,851 B2Nokia Technologies Oy
- Drone encroachment avoidance monitor11 Aug 2026US 12,705,991 B2Mydefence A/S
- Fallback behavior for sounding reference signal transmissions11 Aug 2026US 12,707,423 B2Nokia Technologies Oy
- Methods and devices for estimating the position of an RF source11 Aug 2026US 12,707,429 B2Silvus Technologies, Inc.
- Multi-measurement reporting per reference signal4 Aug 2026US 12,701,532 B2QUALCOMM Incorporated
- Angle based sidelink positioning24 Sep 2026US 2026/0292767 A1Apple Inc.
- Systems, methods and apparatus for determining object position17 Sep 2026US 2026/0276772 A1
- Localization And Passive Entry/Passive Start Systems And Methods For Vehicles10 Sep 2026US 2026/0264643 A1Denso Corporation
- Terminal device positioning method and network-side device10 Sep 2026US 2026/0266949 A1Zte Corporation
- High accuracy direction finding antenna based on tdoa3 Sep 2026US 2026/0259295 A1Swift Beat, LLC
Most cited
By later US patents
- Vehicle locating and navigating system571US 5,208,756 A1993
- Device security system557US 5,748,084 A1998
- Apparatus and method for locating cellular telephones326US 5,512,908 ALockheed Sanders, Inc. · 1996
- Localization of external interference in wireless networks312US 10,605,890 B1Spectrum Effect Inc. · 2020
- Dual mode electronic identification system287US 5,317,309 AWestinghouse Electric Corp. · 1994