H03J 5/24
Discontinuous tuning: with a number of separate pretuned tuning circuits or separate
Official title: with a number of separate pretuned tuning circuits or separate tuning elements selectively brought into circuit, e.g. for waveband selection or for television channel selection
H03J5/24 (Discontinuous tuning: with a number of separate pretuned tuning circuits or separate) appears on 535 US grants and 322 published applications in this corpus.
Search patents in H03J- Granted patents
- 535
- Published applications
- 322
- Assignees
- 193
- Inventors
- 697
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 15 | 0 |
| 1977 | 7 | 0 |
| 1978 | 11 | 0 |
| 1979 | 10 | 0 |
| 1980 | 8 | 0 |
| 1981 | 17 | 0 |
| 1982 | 11 | 0 |
| 1983 | 10 | 0 |
| 1984 | 8 | 0 |
| 1985 | 8 | 0 |
| 1986 | 17 | 0 |
| 1987 | 6 | 0 |
| 1988 | 8 | 0 |
| 1989 | 4 | 0 |
| 1990 | 7 | 0 |
| 1991 | 9 | 0 |
| 1992 | 1 | 0 |
| 1993 | 7 | 0 |
| 1994 | 3 | 0 |
| 1995 | 5 | 0 |
| 1996 | 6 | 0 |
| 1997 | 6 | 0 |
| 1998 | 12 | 0 |
| 1999 | 11 | 0 |
| 2000 | 20 | 0 |
| 2001 | 12 | 10 |
| 2002 | 10 | 38 |
| 2003 | 18 | 20 |
| 2004 | 28 | 22 |
| 2005 | 23 | 39 |
| 2006 | 19 | 20 |
| 2007 | 34 | 19 |
| 2008 | 15 | 10 |
| 2009 | 13 | 16 |
| 2010 | 6 | 11 |
| 2011 | 9 | 9 |
| 2012 | 13 | 2 |
| 2013 | 7 | 4 |
| 2014 | 8 | 11 |
| 2015 | 8 | 31 |
| 2016 | 17 | 8 |
| 2017 | 14 | 8 |
| 2018 | 10 | 7 |
| 2019 | 4 | 6 |
| 2020 | 11 | 14 |
| 2021 | 7 | 6 |
| 2022 | 11 | 1 |
| 2023 | 3 | 5 |
| 2024 | 4 | 4 |
| 2025 | 2 | 1 |
| 2026 | 2 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- VHF-UHF harmonic load pull tuner8 Sep 2026US 12,732,164 B1
- Systems and methods for switching reference crystal oscillators for a transceiver of a wireless device10 Mar 2026US 12,574,054 B2Telefonaktiebolaget LM Ericsson (publ)
- Oscillator circuit, corresponding radar sensor, vehicle and method of operation28 Jan 2025US 12,210,089 B2STMicroelectronics S,r.l.
- Impedance tuning circuits, devices and methods21 Jan 2025US 12,206,440 B2Skyworks Solutions, Inc.
- Buried utility locator auto-tuning apparatus and methods1 Oct 2024US 12,105,167 B1Seescan, Inc.
- Impedance tuning circuit31 Jul 2025US 2025/0247118 A1Skyworks Solutions, Inc.
- Radio-frequency impedance tuner31 Oct 2024US 2024/0364370 A1Skyworks Solutions, Inc.
- Varactor tuned input trap10 Oct 2024US 2024/0339974 A1
- Oscillator circuit, corresponding radar sensor, vehicle and method of operation9 May 2024US 2024/0151844 A1STMicroelectronics S,r.l.
- Systems and Methods for Switching Reference Crystal Oscillators for a Transceiver of a Wireless Device25 Jan 2024US 2024/0030943 A1Telefonaktiebolaget LM Ericsson (publ)
Most cited
By later US patents
- System and method for dual-band antenna matching340US 7,180,467 B2Kyocera Wireless Corp. · 2007
- Tunable horn antenna238US 6,867,744 B2Kyocera Wireless Corp. · 2005
- Tunable matching circuit154US 6,825,818 B2Kyocera Wireless Corp. · 2004
- Tunable antenna matching circuit139US 6,765,540 B2Kyocera Wireless Corp. · 2004
- Television tuner employing micro-electro-mechanically-switched tuning matrix133US 6,535,722 B1Sarnoff Corporation · 2003