G01H 7/00
Measuring reverberation time
Official title: Measuring reverberation time {; room acoustic measurements}
G01H7/00 (Measuring reverberation time) appears on 111 US grants and 125 published applications in this corpus.
Search patents in G01H- Granted patents
- 111
- Published applications
- 125
- Assignees
- 89
- Inventors
- 274
- Latest grant
- 18 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 1 |
| 2003 | 0 | 0 |
| 2004 | 0 | 1 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 0 | 0 |
| 2008 | 0 | 2 |
| 2009 | 0 | 2 |
| 2010 | 1 | 2 |
| 2011 | 1 | 2 |
| 2012 | 2 | 5 |
| 2013 | 2 | 3 |
| 2014 | 4 | 1 |
| 2015 | 5 | 8 |
| 2016 | 3 | 8 |
| 2017 | 4 | 10 |
| 2018 | 11 | 9 |
| 2019 | 12 | 13 |
| 2020 | 15 | 5 |
| 2021 | 6 | 8 |
| 2022 | 8 | 8 |
| 2023 | 9 | 11 |
| 2024 | 8 | 9 |
| 2025 | 5 | 14 |
| 2026 | 5 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Passively measuring room reverb18 Aug 2026US 12,713,179 B2Google Inc.
- Electronic device for outputting sound and operating method thereof4 Aug 2026US 12,700,417 B2Samsung Electronics Co., Ltd.
- Acoustic processing device, acoustic processing method, acoustic processing program, and acoustic processing system4 Aug 2026US 12,701,377 B2Sony Group Corporation
- Acoustic measurement apparatus, kit, and method of use thereof14 Jul 2026US 12,680,863 B2Pliteq Inc.
- Apparatus, method, and computer program for adjusting noise control processing28 Apr 2026US 12,615,488 B2Nokia Technology GmbH
- Smart sound level meter for providing real-time sound level tracing21 May 2026US 2026/0143294 A1Soundtrace LLC
- Method of managing arrangement of acoustic devices, information processing apparatus, and non-transitory computer-readable storage medium12 Feb 2026US 2026/0044652 A1Yamaha Corporation
- Passively measuring room reverb11 Dec 2025US 2025/0380083 A1Google Inc.
- Multichannel audio system, acoustic profile information generating device, wireless recording playback device, program, and method for generating acoustic profile information13 Nov 2025US 2025/0350899 A1D&M Holdings, Inc.
- System for measuring room reverb9 Oct 2025US 2025/0314525 A1Google Inc.
Most cited
By later US patents
- Method for correcting acoustic distortion49US 4,549,289 A1985
- Estimating room acoustic properties using microphone arrays48US 10,440,498 B1Facebook Technologies, LLC · 2019
- System for extracting and changing the reverberant content of an audio input signal43US 8,036,767 B2Harman International Industries, Incorporated · 2011
- Environment adjusted speaker identification39US 9,659,562 B2Microsoft Technology Licensing, LLC · 2017
- Multi microphone wall detection and location estimation22US 10,598,543 B1Amazon Technologies, Inc. · 2020