H03H 2210/015
Quality factor or bandwidth
H03H2210/015 (Quality factor or bandwidth) appears on 76 US grants and 77 published applications in this corpus.
Search patents in H03H- Granted patents
- 76
- Published applications
- 77
- Assignees
- 61
- Inventors
- 147
- Latest grant
- 17 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 2 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 2 |
| 2003 | 3 | 2 |
| 2004 | 0 | 2 |
| 2005 | 3 | 2 |
| 2006 | 2 | 3 |
| 2007 | 3 | 1 |
| 2008 | 2 | 4 |
| 2009 | 1 | 1 |
| 2010 | 2 | 2 |
| 2011 | 3 | 2 |
| 2012 | 0 | 7 |
| 2013 | 4 | 1 |
| 2014 | 1 | 3 |
| 2015 | 3 | 1 |
| 2016 | 3 | 3 |
| 2017 | 6 | 5 |
| 2018 | 4 | 5 |
| 2019 | 3 | 8 |
| 2020 | 9 | 2 |
| 2021 | 1 | 6 |
| 2022 | 6 | 5 |
| 2023 | 2 | 4 |
| 2024 | 6 | 0 |
| 2025 | 1 | 4 |
| 2026 | 1 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Phase noise reduction in a variable analogue RF resonator with switched capacitors17 Mar 2026US 12,580,544 B2Anlotek Limited
- Method, system, and apparatus for resonator circuits and modulating resonators25 Feb 2025US 12,237,822 B2pSemi Corporation
- Apparatus and method for controlling a resonator10 Dec 2024US 12,166,473 B2Anlotek Limited
- Active feedback analog filters with coupled resonators22 Oct 2024US 12,126,314 B2Anlotek Limited
- Active filter27 Aug 2024US 12,074,577 B2Renesas Design Technology Inc.
- Bandpass filter18 Jun 2026US 2026/0172004 A1Mitsubishi Electric Corporation
- Reconfigurable filters in a multiplexer5 Mar 2026US 2026/0066876 A1Avago Technologies International Sales Pte. Limited
- Electronic component2 Oct 2025US 2025/0309854 A1TDK Corporation
- Radio frequency module with tunable acoustic filter passband14 Aug 2025US 2025/0260390 A1Skyworks Solutions, Inc.
- Method, system, and apparatus for resonator circuits and modulating resonators22 May 2025US 2025/0167753 A1pSemi Corporation
Most cited
By later US patents
- Filter having tunable center frequency and/or tunable bandwidth61US 5,917,387 ALucent Technologies Inc. · 1999
- Tunable filter and portable telephone57US 7,135,940 B2Kabushiki Kaisha Toshiba · 2006
- Resonator filter with variable tuning43US 5,627,502 ALK-Products Oy · 1997
- Tunable compensation circuit for filter circuitry using acoustic resonators28US 9,847,769 B2Qorvo US, Inc. · 2017
- Two-pole notch filter25US 6,842,086 B1Eagle Comtronics, Inc. · 2005