G10L 19/028
Noise substitution, i.e. substituting non-tonal spectral components by noisy source
Official title: Noise substitution, i.e. substituting non-tonal spectral components by noisy source (comfort noise for discontinuous speech transmission G10L19/012)
G10L19/028 (Noise substitution, i.e. substituting non-tonal spectral components by noisy source) appears on 277 US grants and 301 published applications in this corpus.
Search patents in G10L- Granted patents
- 277
- Published applications
- 301
- Assignees
- 66
- Inventors
- 273
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 2 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 2 | 3 |
| 2003 | 0 | 2 |
| 2004 | 3 | 2 |
| 2005 | 2 | 2 |
| 2006 | 1 | 3 |
| 2007 | 1 | 3 |
| 2008 | 3 | 3 |
| 2009 | 2 | 7 |
| 2010 | 3 | 3 |
| 2011 | 7 | 10 |
| 2012 | 7 | 13 |
| 2013 | 9 | 13 |
| 2014 | 4 | 9 |
| 2015 | 14 | 20 |
| 2016 | 33 | 41 |
| 2017 | 31 | 36 |
| 2018 | 20 | 13 |
| 2019 | 26 | 28 |
| 2020 | 25 | 19 |
| 2021 | 12 | 18 |
| 2022 | 16 | 10 |
| 2023 | 16 | 15 |
| 2024 | 19 | 17 |
| 2025 | 14 | 7 |
| 2026 | 4 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Audio content recognition method and system6 Oct 2026US 12,755,751 B2Gracenote, Inc.
- Transform encoding/decoding of harmonic audio signals15 Sep 2026US 12,738,285 B2Telefonaktiebolaget LM Ericsson (publ)
- Audio encoder and decoder using a frequency domain processor, a time domain processor, and a cross processing for continuous initialization1 Sep 2026US 12,725,620 B2Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e. V.
- Method and device for decoding signals18 Aug 2026US 12,711,966 B2Huawei Technologies Co., Ltd.
- Frequency-domain audio coding supporting transform length switching2 Dec 2025US 12,488,804 B2Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e. V.
- Apparatus and Method for Stereo Filling in Multichannel Coding19 Mar 2026US 2026/0080880 A1
- Frequency-domain audio coding supporting transform length switching5 Mar 2026US 2026/0065920 A1Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e. V.
- Embedded neural codec for low latency speech enhancement and automatic speech recognition in hearables12 Feb 2026US 2026/0045265 A1Cisco Technology, Inc.
- Decoder spectral noise filling1 Jan 2026US 2026/0004791 A1Whatsapp Inc.
- Channel-compensated low-level features for speaker recognition9 Oct 2025US 2025/0316274 A1Pindrop Security, Inc.
Most cited
By later US patents
- Enhancing perceptual performance of sbr and related hfr coding methods by adaptive noise-floor addition and noise substitution limiting211US 6,708,145 B1Coding Technologies Sweden AB · 2004
- Method and system for reduction of quantization-induced block-discontinuities and general purpose audio codec183US 6,370,502 B1America Online, Inc. · 2002
- Method for coding an audio signal167US 6,424,939 B1Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e. V. · 2002
- Methods for improving high frequency reconstruction74US 7,469,206 B2Coding Technologies AB · 2008
- Method for signalling a noise substitution during audio signal coding71US 6,766,293 B1Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e. V. · 2004