H03H 2240/00
Indexing scheme relating to filter banks
H03H2240/00 (Indexing scheme relating to filter banks) appears on 53 US grants and 46 published applications in this corpus.
Search patents in H03H- Granted patents
- 53
- Published applications
- 46
- Assignees
- 43
- Inventors
- 112
- Latest grant
- 25 Feb 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 2 | 0 |
| 2001 | 0 | 0 |
| 2002 | 2 | 1 |
| 2003 | 2 | 1 |
| 2004 | 0 | 1 |
| 2005 | 2 | 0 |
| 2006 | 0 | 1 |
| 2007 | 1 | 2 |
| 2008 | 1 | 0 |
| 2009 | 0 | 1 |
| 2010 | 1 | 3 |
| 2011 | 2 | 4 |
| 2012 | 1 | 3 |
| 2013 | 3 | 1 |
| 2014 | 2 | 4 |
| 2015 | 4 | 5 |
| 2016 | 5 | 5 |
| 2017 | 6 | 1 |
| 2018 | 3 | 2 |
| 2019 | 2 | 2 |
| 2020 | 3 | 1 |
| 2021 | 0 | 1 |
| 2022 | 2 | 2 |
| 2023 | 0 | 3 |
| 2024 | 1 | 1 |
| 2025 | 1 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Method, system, and apparatus for resonator circuits and modulating resonators25 Feb 2025US 12,237,822 B2pSemi Corporation
- Time division interleaving band-pass filter for use in voice activity detection6 Feb 2024US 11,894,820 B2Reexen Technology Co., Ltd.
- Method, system, and apparatus for resonator circuits and modulating resonators18 Oct 2022US 11,476,823 B2pSemi Corporation
- Method and apparatus for signal processing22 Mar 2022US 11,283,661 B2Datang Mobile Communications Equipment Co., Ltd.
- Discrete time IIR filter with high stop band rejection17 Nov 2020US 10,840,890 B2University College Dublin
- Method, system, and apparatus for resonator circuits and modulating resonators22 May 2025US 2025/0167753 A1pSemi Corporation
- Analysis channelizers with even and odd indexed bin centers30 May 2024US 2024/0178864 A1Spectral DSP Corp.
- Dynamically reconfigurable oversampled channelizer28 Dec 2023US 2023/0418898 A1BAE Systems Information and Electronic Systems Integration Inc.
- Polyphase filter for a dynamically reconfigurable oversampled channelizer28 Dec 2023US 2023/0421137 A1BAE Systems Information and Electronic Systems Integration Inc.
- Method, System, and Apparatus for Resonator Circuits and Modulating Resonators11 May 2023US 2023/0142184 A1pSemi Corporation
Most cited
By later US patents
- Selectable band-pass filtering apparatus and method75US 6,495,998 B1Sunrise Telecom Incorporated · 2002
- Filter device and dual-band radio system in which the filter device is used53US 6,115,592 AFujitsu Limited · 2000
- High-frequency composite components comprising first and second circuits connected in parallel for multi-frequency systems40US 5,815,052 AMurata Manufacturing Co., Ltd. · 1998
- Method, system, and apparatus for resonator circuits and modulating resonators24US 9,041,484 B2Peregrine Semiconductor Corporation · 2015
- Surface acoustic wave filter with a passband formed by a longitudinally coupled filter and a resonator inductance21US 6,556,100 B2Murata Manufacturing Co., Ltd. · 2003