H03H 17/0264
Filter sets with mutual related characteristics
Official title: {Filter sets with mutual related characteristics}
H03H17/0264 (Filter sets with mutual related characteristics) appears on 429 US grants and 332 published applications in this corpus.
Search patents in H03H- Granted patents
- 429
- Published applications
- 332
- Assignees
- 213
- Inventors
- 644
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 8 | 0 |
| 1989 | 6 | 0 |
| 1990 | 6 | 0 |
| 1991 | 0 | 0 |
| 1992 | 5 | 0 |
| 1993 | 7 | 0 |
| 1994 | 5 | 0 |
| 1995 | 4 | 0 |
| 1996 | 3 | 0 |
| 1997 | 3 | 0 |
| 1998 | 2 | 0 |
| 1999 | 16 | 0 |
| 2000 | 10 | 0 |
| 2001 | 10 | 3 |
| 2002 | 9 | 12 |
| 2003 | 9 | 18 |
| 2004 | 7 | 16 |
| 2005 | 10 | 12 |
| 2006 | 15 | 16 |
| 2007 | 13 | 11 |
| 2008 | 14 | 14 |
| 2009 | 17 | 14 |
| 2010 | 12 | 13 |
| 2011 | 11 | 12 |
| 2012 | 14 | 13 |
| 2013 | 18 | 6 |
| 2014 | 17 | 11 |
| 2015 | 9 | 10 |
| 2016 | 15 | 17 |
| 2017 | 29 | 24 |
| 2018 | 21 | 19 |
| 2019 | 19 | 10 |
| 2020 | 13 | 14 |
| 2021 | 11 | 18 |
| 2022 | 12 | 16 |
| 2023 | 17 | 13 |
| 2024 | 20 | 10 |
| 2025 | 5 | 9 |
| 2026 | 3 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Signal processing apparatus for generating a plurality of output samples using combiner logic based on a hiearchical tree structure29 Sep 2026US 12,750,040 B2Advantest Corporation
- Method and apparatus for finite impulse response filter under constrained sampling rate2 Jun 2026US 12,647,105 B2Jabil Inc.
- System for detecting QRS complexes in an electrocardiogramy (ECG) signal24 Mar 2026US 12,582,341 B2Vios Medical, Inc.
- Adaptive filter circuit having low complexity and flexible structure and device including the same2 Sep 2025US 12,407,547 B2Samsung Electronics Co., Ltd.
- Matrix decomposition structure of two-channel quadrature mirror filter bank and coefficient design method thereof29 Jul 2025US 12,375,066 B1Hangzhou Dianzi University
- Detecting and capturing event data in a time series sensor signal30 Jul 2026US 2026/0219661 A1Eaton Intelligent Power Limited
- Device for reducing noise during the reproduction of an audio signal using a headphone or hearing aid, and corresponding method9 Oct 2025US 2025/0316256 A1Elevear GmbH
- Polyphase Filter Banks with Rational Decimation / Interpolation Factor14 Aug 2025US 2025/0260392 A1Ramon Space Ltd.
- Digital signal processing system for achieving improved filter bank computation performance with the aid of data arrangement in memory3 Jul 2025US 2025/0219619 A1Mediatek Inc.
- Digital filterbank for spectral envelope adjustment29 May 2025US 2025/0174241 A1Dolby International AB
Most cited
By later US patents
- Filterbank structure and method for filtering and separating an information signal into different bands, particularly for audio signal in hearing aids227US 6,236,731 B1dspfactory Ltd. · 2001
- System for digital multiband filtering158US 4,691,292 ARCA Corporation · 1987
- Audio signal encoding or decoding139US 7,519,538 B2Koninklijke Philips Electronics N. V. · 2009
- Signal analysing and synthesizing filter bank system123US 4,799,179 ATelecommunications Radioelectriques et Telephoniques T. R. T. · 1989
- Hybrid filter bank analog/digital converter123US 5,568,142 AMassachusetts Institute of Technology · 1996