G01S 3/18
Derived directly from separate directional antennas
Official title: derived directly from separate directional antennas
G01S3/18 (Derived directly from separate directional antennas) appears on 51 US grants and 49 published applications in this corpus.
Search patents in G01S- Granted patents
- 51
- Published applications
- 49
- Assignees
- 41
- Inventors
- 121
- Latest grant
- 10 Feb 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 2 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 1 |
| 2004 | 2 | 1 |
| 2005 | 0 | 1 |
| 2006 | 1 | 3 |
| 2007 | 1 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 2 |
| 2010 | 1 | 1 |
| 2011 | 1 | 0 |
| 2012 | 1 | 0 |
| 2013 | 1 | 1 |
| 2014 | 2 | 5 |
| 2015 | 2 | 2 |
| 2016 | 0 | 1 |
| 2017 | 5 | 3 |
| 2018 | 2 | 4 |
| 2019 | 5 | 6 |
| 2020 | 6 | 2 |
| 2021 | 3 | 1 |
| 2022 | 1 | 1 |
| 2023 | 2 | 5 |
| 2024 | 5 | 5 |
| 2025 | 1 | 0 |
| 2026 | 1 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Detecting, tracking, and transmitting to identified objects using models in a modular system10 Feb 2026US 12,546,878 B2Anduril Industries, Inc.
- Angle of arrival of wireless local area network devices using a switched beam antenna18 Feb 2025US 12,228,659 B2SR Technologies, Inc.
- UAV and UAV operator detector17 Dec 2024US 12,169,247 B2Metis Aerospace Ltd
- Angle of arrival of personal area network devices using a switched beam antenna10 Dec 2024US 12,164,044 B2SR Technologies, Inc.
- Mitigation of angle of arrival multipath variations for wireless local area network devices10 Dec 2024US 12,164,049 B1SR Technologies, Inc.
- System for detecting the position of a target located within a reference space20 Aug 2026US 2026/0243885 A1Adant Technologies, Inc.
- System and method for auto detecting travel direction of authorized users through an access point of a security system25 Jun 2026US 2026/0179422 A1Honeywell International Inc.
- Hybrid fira-omlox downlink time difference of arrival structure for ultra-wide band ranging29 Jan 2026US 2026/0029504 A1Cisco Technology, Inc.
- Mitigation of angle of arrival multipath variations for wireless local area network devices19 Dec 2024US 2024/0418816 A1SR Technologies, Inc.
- Angle of arrival of wireless local area network devices using a switched beam antenna31 Oct 2024US 2024/0361416 A1SR Technologies, Inc.
Most cited
By later US patents
- Motor vehicle police radar detector for detecting multiple radar sources52US 5,250,951 AValentine Research, Inc. · 1993
- Motor vehicle police radar detector for detecting multiple radar sources50US 5,206,651 AValentine Research, Inc. · 1993
- Motor vehicle police radar detector for detecting multiple radar sources45US 5,300,932 AValentine Research, Inc. · 1994
- Avalanche victim locating apparatus30US 4,850,031 A1989
- Motor vehicle police radar detector for detecting multiple radar sources30US 5,146,226 AValentine Research, Inc. · 1992