G10L 19/00
Speech or audio signals analysis-synthesis techniques for redundancy reduction
Official title: Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis (in musical instruments G10H)
G10L19/00 (Speech or audio signals analysis-synthesis techniques for redundancy reduction) appears on 12,505 US grants and 12,533 published applications in this corpus.
Search patents in G10L- Granted patents
- 12,505
- Published applications
- 12,533
- Assignees
- 1,980
- Inventors
- 11,224
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 10 | 0 |
| 1977 | 8 | 0 |
| 1978 | 9 | 0 |
| 1979 | 8 | 0 |
| 1980 | 18 | 0 |
| 1981 | 14 | 0 |
| 1982 | 22 | 0 |
| 1983 | 22 | 0 |
| 1984 | 22 | 0 |
| 1985 | 22 | 0 |
| 1986 | 16 | 0 |
| 1987 | 26 | 0 |
| 1988 | 26 | 0 |
| 1989 | 47 | 0 |
| 1990 | 52 | 0 |
| 1991 | 31 | 0 |
| 1992 | 45 | 0 |
| 1993 | 57 | 0 |
| 1994 | 51 | 0 |
| 1995 | 50 | 0 |
| 1996 | 103 | 0 |
| 1997 | 151 | 0 |
| 1998 | 208 | 0 |
| 1999 | 182 | 0 |
| 2000 | 185 | 0 |
| 2001 | 166 | 76 |
| 2002 | 195 | 263 |
| 2003 | 170 | 308 |
| 2004 | 199 | 329 |
| 2005 | 141 | 358 |
| 2006 | 256 | 333 |
| 2007 | 232 | 487 |
| 2008 | 267 | 539 |
| 2009 | 254 | 535 |
| 2010 | 388 | 517 |
| 2011 | 421 | 439 |
| 2012 | 511 | 435 |
| 2013 | 561 | 471 |
| 2014 | 487 | 487 |
| 2015 | 475 | 526 |
| 2016 | 628 | 658 |
| 2017 | 706 | 671 |
| 2018 | 646 | 620 |
| 2019 | 763 | 667 |
| 2020 | 671 | 639 |
| 2021 | 437 | 588 |
| 2022 | 550 | 611 |
| 2023 | 555 | 555 |
| 2024 | 601 | 599 |
| 2025 | 543 | 501 |
| 2026 | 297 | 321 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- G10L 19/04Speech or audio signals analysis-synthesis techniques for redundancy reduction: using predictive techniques6,066
- G10L 19/02Speech or audio signals analysis-synthesis techniques for redundancy reduction: using spectral analysis4,225
- G10L 19/008Multichannel audio signal coding or decoding using interchannel correlation to reduce redundancy3,380
- G10L 19/018Audio watermarking, i.e. embedding inaudible data in the audio signal1,477
- G10L 19/005Correction of errors induced by the transmission channel, if related to the1,123
- G10L 2019/0001CodebooksIndexing code869
- G10L 19/002Dynamic bit allocation551
- G10L 19/012Comfort noise or silence coding546
Recent patents
- Oversampling in a combined transposer filterbank6 Oct 2026US 12,753,444 B2Dolby International AB
- Audio signal processing apparatus and method for deep neural network-based audio encoder and decoder6 Oct 2026US 12,755,740 B2Electronics and Telecommunications Research Institute
- Audio content generation and classification6 Oct 2026US 12,755,742 B2Dolby Laboratories Licensing Corporation
- Multi-channel signal encoding method, multi-channel signal decoding method, encoder, and decoder6 Oct 2026US 12,755,743 B2Huawei Technologies Co., Ltd.
- Signaling for rendering tools6 Oct 2026US 12,755,744 B2QUALCOMM Incorporated
- A method, device, system, and software for a computer-implemented method for playback of game audio by use of representative audio objects at runtime8 Oct 2026US 2026/0306950 A1Dolby Laboratories Licensing Corporation
- Method for performing packet loss concealment in complex filter bank domain8 Oct 2026US 2026/0311706 A1Dolby International AB
- Error correction for audio bitstreams output via wireless links8 Oct 2026US 2026/0311707 A1QUALCOMM Incorporated
- Audio signal encoding method, and electronic device and storage medium8 Oct 2026US 2026/0311708 A1Beijing Xiaomi Mobile Software Co., Ltd.
- Method and device for decoding an audio soundfield representation8 Oct 2026US 2026/0311709 A1Dolby Laboratories Licensing Corporation
Most cited
By later US patents
- System and method for voice transmission over network protocols2,175US 6,621,834 B1Raindance Communications, Inc. · 2003
- Methods for surveying dissemination of proprietary empirical data1,132US 5,862,260 ADigimarc Corporation · 1999
- Computer system linked by using information in data objects1,131US 6,122,403 ADigimarc Corporation · 2000
- Linking of computers based on optical sensing of digital data942US 6,311,214 B1Digimarc Corporation · 2001
- Watermark embedder and reader942US 6,614,914 B1Digimarc Corporation · 2003