H04S 2420/05
Application of the precedence or haas effect, i.e. the effect of first
Official title: Application of the precedence or Haas effect, i.e. the effect of first wavefront, in order to improve sound-source localisation
H04S2420/05 (Application of the precedence or haas effect, i.e. the effect of first) appears on 62 US grants and 68 published applications in this corpus.
Search patents in H04S- Granted patents
- 62
- Published applications
- 68
- Assignees
- 55
- Inventors
- 152
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 4 |
| 2006 | 0 | 2 |
| 2007 | 1 | 2 |
| 2008 | 1 | 2 |
| 2009 | 0 | 2 |
| 2010 | 1 | 0 |
| 2011 | 1 | 3 |
| 2012 | 2 | 5 |
| 2013 | 0 | 2 |
| 2014 | 7 | 2 |
| 2015 | 3 | 5 |
| 2016 | 5 | 3 |
| 2017 | 6 | 6 |
| 2018 | 4 | 1 |
| 2019 | 4 | 1 |
| 2020 | 1 | 2 |
| 2021 | 6 | 10 |
| 2022 | 4 | 6 |
| 2023 | 6 | 2 |
| 2024 | 0 | 6 |
| 2025 | 3 | 2 |
| 2026 | 2 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Apparatus and method for generating a first control signal and a second control signal by using a linearization and/or a bandwidth extension25 Aug 2026US 12,720,254 B2Kaetel Systems GmbH
- Shared point of view17 Feb 2026US 12,556,879 B2Apple Inc.
- Systems and methods of spatial audio playback with enhanced immersiveness20 May 2025US 12,309,572 B2Sonos, Inc.
- Lower layer reproduction25 Mar 2025US 12,262,191 B2Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e. V.
- Signal processing device, signal processing method, and image display device18 Feb 2025US 12,231,861 B2Sony Group Corporation
- Systems and methods of spatial audio playback with enhanced immersiveness2 Oct 2025US 2025/0310714 A1Sonos, Inc.
- Low Frequency Sound Reproduction20 Mar 2025US 2025/0097639 A1Nokia Technologies Oy
- Systems and methods of spatial audio playback with enhanced immersiveness11 Jul 2024US 2024/0236600 A9Sonos, Inc.
- Display device and audio output method thereof13 Jun 2024US 2024/0196123 A1Huawei Technologies Co., Ltd.
- Systems and methods of spatial audio playback with enhanced immersiveness25 Apr 2024US 2024/0137722 A1Sonos, Inc.
Most cited
By later US patents
- Audio reproducing apparatus corresponding to picture69US 5,696,831 ASony Corporation · 1997
- Automatic stereophonic manipulation system and apparatus for image enhancement46US 5,412,731 ADesper Products, Inc. · 1995
- Apparatus and method for deriving a directional information and computer program product42US 9,462,378 B2Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e. V. · 2016
- Signal processing apparatus and acoustic reproducing apparatus39US 5,757,931 ASony Corporation · 1998
- Reduced acoustic signature loudspeaker (RSL)25US 8,638,959 B12014