H01Q 3/42
Using frequency-mixing
Official title: using frequency-mixing {(H01Q3/2676 takes precedence)}
H01Q3/42 (Using frequency-mixing) appears on 114 US grants and 96 published applications in this corpus.
Search patents in H01Q- Granted patents
- 114
- Published applications
- 96
- Assignees
- 75
- Inventors
- 231
- Latest grant
- 1 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 3 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 3 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 2 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 3 | 0 |
| 2000 | 0 | 0 |
| 2001 | 2 | 1 |
| 2002 | 1 | 0 |
| 2003 | 0 | 1 |
| 2004 | 1 | 2 |
| 2005 | 1 | 1 |
| 2006 | 2 | 4 |
| 2007 | 2 | 1 |
| 2008 | 2 | 1 |
| 2009 | 2 | 0 |
| 2010 | 1 | 2 |
| 2011 | 1 | 2 |
| 2012 | 1 | 4 |
| 2013 | 2 | 5 |
| 2014 | 2 | 5 |
| 2015 | 8 | 2 |
| 2016 | 2 | 2 |
| 2017 | 5 | 2 |
| 2018 | 1 | 5 |
| 2019 | 6 | 8 |
| 2020 | 8 | 8 |
| 2021 | 6 | 13 |
| 2022 | 9 | 6 |
| 2023 | 8 | 6 |
| 2024 | 6 | 6 |
| 2025 | 5 | 7 |
| 2026 | 9 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Array antenna device1 Sep 2026US 12,725,936 B2Hiroshima University
- Phased array apparatus and communication device18 Aug 2026US 12,712,619 B2Huawei Technologies Co., Ltd.
- Phased array apparatus and communication device16 Jun 2026US 12,658,577 B2Huawei Technologies Co., Ltd.
- Frequency steered phased array antenna26 May 2026US 12,640,473 B2Korea Institute of Fusion Energy
- Phased array transceiver with built-in phase interferometer and/or transmitter linearization feedback12 May 2026US 12,627,042 B2Murata Manufacturing Co., Ltd.
- Phased array antennas and methods for controlling uniformity in processing a substrate18 Jun 2026US 2026/0171677 A1Lam Research Corporation
- Signal generation circuit15 Jan 2026US 2026/0019065 A1The Ritsumeikan Trust
- Phased array antennas and methods for controlling uniformity in processing a substrate24 Jul 2025US 2025/0239784 A1Lam Research Corporation
- Devices and methods for steering an electromagnetic beam having one or more orbital angular momentum modes10 Jul 2025US 2025/0226909 A1Huawei Technologies Co., Ltd.
- Over-the-air calibration of antenna system12 Jun 2025US 2025/0192898 A1Space Exploration Technologies Corp.
Most cited
By later US patents
- Spatial power combiner using subharmonic beam position control284US 5,712,642 AHughes Missile Systems Company · 1998
- Planar phased array antenna assembly233US 5,952,964 AResearch & Development Laboratories, Inc. · 1999
- Multiple scanning beam direct radiating array and method for its use73US 6,005,515 ATRW Inc. · 1999
- Ultra wideband radar signal processor for electronically scanned arrays61US 5,351,053 AThe United States of America as represented by the Secretary of the Air Force · 1994
- Active array antenna system49US 6,249,249 B1Kabushiki Kaisha Toshiba · 2001