H04R 2201/403
Linear arrays of transducers
H04R2201/403 (Linear arrays of transducers) appears on 590 US grants and 624 published applications in this corpus.
Search patents in H04R- Granted patents
- 590
- Published applications
- 624
- Assignees
- 300
- Inventors
- 1,174
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 2 | 0 |
| 1987 | 2 | 0 |
| 1988 | 3 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 2 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 4 | 0 |
| 1998 | 8 | 0 |
| 1999 | 2 | 0 |
| 2000 | 4 | 0 |
| 2001 | 5 | 0 |
| 2002 | 1 | 7 |
| 2003 | 1 | 6 |
| 2004 | 5 | 5 |
| 2005 | 3 | 10 |
| 2006 | 5 | 24 |
| 2007 | 6 | 17 |
| 2008 | 5 | 18 |
| 2009 | 8 | 33 |
| 2010 | 7 | 19 |
| 2011 | 15 | 12 |
| 2012 | 38 | 20 |
| 2013 | 15 | 26 |
| 2014 | 17 | 16 |
| 2015 | 24 | 17 |
| 2016 | 28 | 32 |
| 2017 | 31 | 59 |
| 2018 | 48 | 46 |
| 2019 | 51 | 35 |
| 2020 | 44 | 40 |
| 2021 | 45 | 47 |
| 2022 | 42 | 29 |
| 2023 | 35 | 32 |
| 2024 | 26 | 31 |
| 2025 | 26 | 25 |
| 2026 | 21 | 18 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Personalized, real-time audio processing6 Oct 2026US 12,755,748 B2eBay Inc.
- Audio play optimization method, device and readable storage medium8 Sep 2026US 12,732,747 B2Goertek Technology Co., Ltd.
- Motor vehicle artificial intelligence expert system dangerous driving warning and control system and method18 Aug 2026US 12,709,221 B2
- Multi-dimensional array microphone21 Jul 2026US 12,689,855 B2Shure Acquisition Holdings, Inc.
- Directivity pattern control waveguide for a speaker, and speaker including a directivity pattern control waveguide16 Jun 2026US 12,659,652 B2Perlisten Audio LLC
- Diagnosis system for vehicle components1 Oct 2026US 2026/0298773 A1Magic Engineering Srl
- Motor Vehicle Artificial Intelligence Expert System Dangerous Driving Warning And Control System And Method6 Aug 2026US 2026/0225526 A1
- Mounting system for modularly constructed, electronically controllable sound transducer systems6 Aug 2026US 2026/0230735 A1Holoplot GmbH
- Speaker array with adjustable hanging system6 Aug 2026US 2026/0230736 A1Qsc, LLC
- Ground directed speaker system6 Aug 2026US 2026/0230752 A1Lunatics LLC
Most cited
By later US patents
- Sound localization system for teleconferencing using self-steering microphone arrays423US 5,335,011 ABell Communications Research, Inc. · 1994
- Electroacoustical transducing313US 7,519,188 B2Bose Corporation · 2009
- Multi-element directional acoustic arrays309US 8,139,774 B2Bose Corporation · 2012
- Multi-element directional acoustic arrays307US 8,265,310 B2Bose Corporation · 2012
- Detection of the speech activity of a source249US 6,707,910 B1Nokia Mobile Phones Ltd. · 2004