H04S 3/008
In which the audio signals are in digital form, i.e. employing more
Official title: {in which the audio signals are in digital form, i.e. employing more than two discrete digital channels (data reduction aspects thereof based on psychoacoustics G10L19/02)}
H04S3/008 (In which the audio signals are in digital form, i.e. employing more) appears on 2,155 US grants and 2,555 published applications in this corpus.
Search patents in H04S- Granted patents
- 2,155
- Published applications
- 2,555
- Assignees
- 512
- Inventors
- 2,745
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 3 | 0 |
| 1997 | 7 | 0 |
| 1998 | 4 | 0 |
| 1999 | 5 | 0 |
| 2000 | 3 | 0 |
| 2001 | 2 | 1 |
| 2002 | 4 | 2 |
| 2003 | 0 | 5 |
| 2004 | 5 | 17 |
| 2005 | 3 | 19 |
| 2006 | 7 | 30 |
| 2007 | 8 | 38 |
| 2008 | 12 | 50 |
| 2009 | 7 | 45 |
| 2010 | 20 | 45 |
| 2011 | 24 | 31 |
| 2012 | 58 | 48 |
| 2013 | 45 | 42 |
| 2014 | 48 | 44 |
| 2015 | 44 | 57 |
| 2016 | 70 | 133 |
| 2017 | 140 | 145 |
| 2018 | 151 | 216 |
| 2019 | 244 | 259 |
| 2020 | 242 | 229 |
| 2021 | 193 | 190 |
| 2022 | 181 | 190 |
| 2023 | 155 | 206 |
| 2024 | 182 | 211 |
| 2025 | 185 | 173 |
| 2026 | 100 | 129 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Device and method for expanding 7-channel audio by using radio transmission6 Oct 2026US 12,756,977 B2Samsung Electronics Co., Ltd.
- Colorless generation of elevation perceptual cues using all-pass filter networks6 Oct 2026US 12,756,986 B2Boomcloud 360, Inc.
- Information processing apparatus and method, and program29 Sep 2026US 12,750,628 B2Sony Group Corporation
- Efficient rendering of virtual soundfields22 Sep 2026US 12,745,053 B2Magic Leap, Inc.
- Determination of the significance of spatial audio parameters and associated encoding15 Sep 2026US 12,738,284 B2Nokia Technologies Oy
- Performing common audio convolutions using iso-trajectories in three dimensional (3d) space8 Oct 2026US 2026/0313308 A1Google Inc.
- Failure Recovery of Wearable Playback Device8 Oct 2026US 2026/0313313 A1Sonos, Inc.
- Multi-Zone Setup And Configuration Of Multi-Player Playback Devices1 Oct 2026US 2026/0299878 A1Sonos, Inc.
- Augmented audio control1 Oct 2026US 2026/0303243 A1
- Immersive audio in a media playback system1 Oct 2026US 2026/0303676 A1Sonos, Inc.
Most cited
By later US patents
- Unification of multimedia devices1,620US 7,987,294 B2Altec Lansing Australia Pty Limited · 2011
- Coding method and apparatus for multiple channels of audio information representing three-dimensional sound fields406US 6,021,386 ADolby Laboratories Licensing Corporation · 2000
- Multi-channel predictive subband audio coder using psychoacoustic adaptive bit allocation in frequency, time and over the multiple channels362US 5,956,674 ADigital Theater Systems, Inc. · 1999
- Electroacoustical transducing313US 7,519,188 B2Bose Corporation · 2009
- Multi-channel audio decoder301US 5,974,380 ADigital Theater Systems, Inc. · 1999