G01S 3/24
The separate antennas comprising one directional antenna and one non-directional antenna
Official title: the separate antennas comprising one directional antenna and one non-directional antenna, e.g. combination of loop and open antennas producing a reversed cardioid directivity characteristic
G01S3/24 (The separate antennas comprising one directional antenna and one non-directional antenna) appears on 7 US grants and 5 published applications in this corpus.
Search patents in G01S- Granted patents
- 7
- Published applications
- 5
- Assignees
- 6
- Inventors
- 17
- Latest grant
- 7 Nov 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 1 |
| 2017 | 0 | 0 |
| 2018 | 0 | 1 |
| 2019 | 1 | 0 |
| 2020 | 2 | 2 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 1 | 0 |
| 2024 | 0 | 0 |
| 2025 | 0 | 0 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Wireless network controller and method of controlling a wireless network7 Nov 2023US 11,811,127 B2Airspan IP Holdco LLC
- Apparatus and method for defining a parametric model for mobile device positioning22 Dec 2020US 10,871,544 B2HERE Global B. V.
- Positioning system and method utilizing normalized beacon signal strengths16 Jun 2020US 10,687,165 B2HERE Global B. V.
- Configurable antenna and method of operating such a configurable antenna28 May 2019US 10,306,485 B2Airspan Networks Inc.
- Antenna configuration and system for determining the direction of a radio frequency signal21 Jun 1994US 5,323,167 ADelfin Systems
- Determining a bearing to a radio beacon11 Jun 2026US 2026/0160847 A1Rockwell Collins, Inc.
- Apparatus and method for defining a parametric model for mobile device positioning9 Jan 2020US 2020/0011958 A1HERE Global B. V.
- Positioning system and method utilizing normalized beacon signal strengths9 Jan 2020US 2020/0015030 A1HERE Global B. V.
- Wireless network controller and method of controlling a wireless network26 Jul 2018US 2018/0213417 A1Airspan Networks Inc.
- Configurable Antenna and Method of Operating Such A Configurable Antenna29 Dec 2016US 2016/0380353 A1Airspan Networks Inc.
Most cited
By later US patents
- Proximity alert system41US 5,298,883 A1994
- Wireless network controller and method of controlling a wireless network21US 11,811,127 B2Airspan IP Holdco LLC · 2023
- Single null miniature direction finder7US 5,003,316 AE-Systems, Inc. · 1991
- Antenna configuration and system for determining the direction of a radio frequency signal7US 5,323,167 ADelfin Systems · 1994