H01Q 25/004
Providing two or four symmetrical beams for janus application
Official title: {providing two or four symmetrical beams for Janus application}
H01Q25/004 (Providing two or four symmetrical beams for janus application) appears on 41 US grants and 17 published applications in this corpus.
Search patents in H01Q- Granted patents
- 41
- Published applications
- 17
- Assignees
- 31
- Inventors
- 66
- Latest grant
- 19 Nov 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 2 | 0 |
| 1980 | 2 | 0 |
| 1981 | 0 | 0 |
| 1982 | 2 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 3 | 0 |
| 1988 | 3 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 3 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 2 |
| 2006 | 2 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 1 | 1 |
| 2010 | 0 | 0 |
| 2011 | 0 | 1 |
| 2012 | 0 | 0 |
| 2013 | 0 | 1 |
| 2014 | 2 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 1 |
| 2017 | 1 | 2 |
| 2018 | 2 | 3 |
| 2019 | 5 | 1 |
| 2020 | 1 | 2 |
| 2021 | 2 | 0 |
| 2022 | 2 | 2 |
| 2023 | 0 | 0 |
| 2024 | 2 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
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- Frequency-division duplexing (fdd) type antenna device for implementing spatial-polarization separation of beams using quad-polarized antenna module array10 Nov 2022US 2022/0359985 A1Kmw Inc.
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- Butler matrix circuit, phased array antenna, front-end module, and wireless communication terminal1 Oct 2020US 2020/0313294 A1Sony Semiconductor Solutions Corporation
- X2 Protocol Programmability23 Apr 2020US 2020/0128110 A1Parallel Wireless, Inc.
- Double-Reflector Antenna And Related Antenna System For Use On Board Low-Earth-Orbit Satellites for High-Throughput Data Downlink And/Or For Telemetry, Tracking And Command3 Jan 2019US 2019/0006770 A1Thales Alenia Space Italia S.p.A. Con Unico Socio
Most cited
By later US patents
- Transmission line phase shifter with controllable high permittivity dielectric element124US 7,026,892 B2Microsoft Corporation · 2006
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- Serially connected microstrip antenna array62US 4,180,817 ABall Corporation · 1979
- Edge slotted waveguide antenna array with selectable radiation direction26US 4,229,745 AInternational Telephone and Telegraph Corporation · 1980
- Antenna system23US 4,845,506 ANippondenso Co., Ltd. · 1989