H04B 1/30
For homodyne or synchrodyne receivers
Official title: for homodyne or synchrodyne receivers (demodulator circuits H03D1/22)
H04B1/30 (For homodyne or synchrodyne receivers) appears on 1,410 US grants and 1,236 published applications in this corpus.
Search patents in H04B- Granted patents
- 1,410
- Published applications
- 1,236
- Assignees
- 503
- Inventors
- 2,483
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 1 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 4 | 0 |
| 1981 | 1 | 0 |
| 1982 | 4 | 0 |
| 1983 | 2 | 0 |
| 1984 | 2 | 0 |
| 1985 | 1 | 0 |
| 1986 | 3 | 0 |
| 1987 | 1 | 0 |
| 1988 | 3 | 0 |
| 1989 | 2 | 0 |
| 1990 | 7 | 0 |
| 1991 | 3 | 0 |
| 1992 | 6 | 0 |
| 1993 | 13 | 0 |
| 1994 | 14 | 0 |
| 1995 | 7 | 0 |
| 1996 | 12 | 0 |
| 1997 | 18 | 0 |
| 1998 | 30 | 0 |
| 1999 | 29 | 0 |
| 2000 | 34 | 0 |
| 2001 | 20 | 7 |
| 2002 | 29 | 62 |
| 2003 | 35 | 76 |
| 2004 | 46 | 89 |
| 2005 | 53 | 89 |
| 2006 | 88 | 112 |
| 2007 | 78 | 96 |
| 2008 | 80 | 69 |
| 2009 | 73 | 77 |
| 2010 | 68 | 68 |
| 2011 | 76 | 53 |
| 2012 | 86 | 46 |
| 2013 | 66 | 50 |
| 2014 | 57 | 44 |
| 2015 | 59 | 35 |
| 2016 | 40 | 28 |
| 2017 | 29 | 29 |
| 2018 | 29 | 25 |
| 2019 | 36 | 27 |
| 2020 | 31 | 32 |
| 2021 | 28 | 28 |
| 2022 | 32 | 27 |
| 2023 | 17 | 17 |
| 2024 | 18 | 25 |
| 2025 | 18 | 13 |
| 2026 | 17 | 12 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Waveform-triggered reception and buffering for millimeter-wave software-defined radios29 Sep 2026US 12,750,072 B2University of South Carolina
- Super-lattice castellated field effect transistor (SLCFET) switch system22 Sep 2026US 12,744,552 B2Northrop Grumman Systems Corporation
- Four-port diplexer device25 Aug 2026US 12,719,509 B2Lisa Draexlmaier GmbH
- Receiver architecture for new radio systems25 Aug 2026US 12,719,512 B2MediaTek Singapore Pte. Ltd.
- Wireless transmitter with bias control11 Aug 2026US 12,706,623 B2QUALCOMM Incorporated
- Receiver with low-loss tunable mode switching10 Sep 2026US 2026/0269855 A1QUALCOMM Incorporated
- Fast gain-dependent mix dc offset calibration circuit, method, and zero-if receiver27 Aug 2026US 2026/0254472 A1Chongqing GigaChip Technology Co., Ltd.
- Wideband frontend in a receiver30 Jul 2026US 2026/0221998 A1
- Receiver and electronic device including the same23 Jul 2026US 2026/0213777 A1Samsung Electronics Co., Ltd.
- Mixer with bias sharing9 Jul 2026US 2026/0197022 A1QUALCOMM Incorporated
Most cited
By later US patents
- Apparatus and method for wireless communications396US 6,366,622 B1Silicon Wave, Inc. · 2002
- System and method for dual-band antenna matching340US 7,180,467 B2Kyocera Wireless Corp. · 2007
- Micropower RF transponder with superregenerative receiver and RF receiver with sampling mixer285US 5,630,216 AThe Regents of the University of California · 1997
- Digital frequency conversion and tuning scheme for microwave radio receivers and transmitters244US 5,375,146 AComsat Corporation · 1994
- Tunable horn antenna238US 6,867,744 B2Kyocera Wireless Corp. · 2005