H04R 29/006
Microphone matching
Official title: {Microphone matching}
H04R29/006 (Microphone matching) appears on 209 US grants and 206 published applications in this corpus.
Search patents in H04R- Granted patents
- 209
- Published applications
- 206
- Assignees
- 136
- Inventors
- 386
- Latest grant
- 31 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 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 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 3 | 0 |
| 1996 | 3 | 0 |
| 1997 | 1 | 0 |
| 1998 | 4 | 0 |
| 1999 | 1 | 0 |
| 2000 | 3 | 0 |
| 2001 | 3 | 2 |
| 2002 | 3 | 7 |
| 2003 | 2 | 4 |
| 2004 | 2 | 10 |
| 2005 | 3 | 4 |
| 2006 | 11 | 4 |
| 2007 | 3 | 9 |
| 2008 | 3 | 2 |
| 2009 | 6 | 9 |
| 2010 | 3 | 3 |
| 2011 | 7 | 7 |
| 2012 | 2 | 6 |
| 2013 | 7 | 7 |
| 2014 | 8 | 14 |
| 2015 | 8 | 6 |
| 2016 | 11 | 8 |
| 2017 | 16 | 19 |
| 2018 | 19 | 12 |
| 2019 | 14 | 11 |
| 2020 | 7 | 6 |
| 2021 | 9 | 22 |
| 2022 | 10 | 13 |
| 2023 | 13 | 11 |
| 2024 | 12 | 3 |
| 2025 | 6 | 4 |
| 2026 | 2 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Robust voice activity detector system for use with an earphone31 Mar 2026US 12,591,407 B2ST R&DTech, LLC
- Dynamic capping with virtual microphones3 Mar 2026US 12,568,341 B2Sim IP Hxr LLC
- Systems and methods for blind sensitivity matching for microphone capsules in a microphone array23 Dec 2025US 12,507,022 B2Valeo Telematik und Akustik GmbH
- Matched and equalized microphone output of automotive microphone systems26 Aug 2025US 12,401,958 B2Harman Becker Automotive Systems GmbH
- Microphone apparatus12 Aug 2025US 12,389,160 B2Gn Audio A/S
- Robust voice activity detector system for use with an earphone1 Oct 2026US 2026/0299875 A1ST DetectTech, LLC
- Microphone array calibration method and apparatus, telephone headset, storage medium, and computer program product9 Jul 2026US 2026/0197596 A1Merry Electronics(Shenzhen) Co., Ltd.
- Earphones23 Apr 2026US 2026/0113566 A1Shenzhen Shokz Co., Ltd.
- Voice detection optimization using sound metadata24 Jul 2025US 2025/0239271 A1Sonos, Inc.
- Simultaneous acoustic event detection across multiple assistant devices24 Apr 2025US 2025/0131913 A1Google Inc.
Most cited
By later US patents
- Hearing aid having plural microphones and a microphone switching system227US 5,524,056 AEtymotic Research, Inc. · 1996
- Directional acoustic signal processor and method therefor195US 6,002,776 AInterval Research Corporation · 1999
- Feedback cancellation apparatus and methods170US 6,072,884 AAudioLogic Hearing Systems, L.P. · 2000
- Feedback cancellation improvements163US 6,219,427 B1GN ReSound AS · 2001
- In-the-ear hearing aid with directional microphone system138US 5,757,933 AMicro Ear Technology, Inc. · 1998