G10L 19/032
Quantisation or dequantisation of spectral components
G10L19/032 (Quantisation or dequantisation of spectral components) appears on 1,379 US grants and 1,537 published applications in this corpus.
Search patents in G10L- Granted patents
- 1,379
- Published applications
- 1,537
- Assignees
- 275
- Inventors
- 1,250
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1988 | 2 | 0 |
| 1989 | 1 | 0 |
| 1990 | 5 | 0 |
| 1991 | 3 | 0 |
| 1992 | 2 | 0 |
| 1993 | 7 | 0 |
| 1994 | 6 | 0 |
| 1995 | 1 | 0 |
| 1996 | 6 | 0 |
| 1997 | 4 | 0 |
| 1998 | 6 | 0 |
| 1999 | 6 | 0 |
| 2000 | 11 | 0 |
| 2001 | 4 | 1 |
| 2002 | 5 | 5 |
| 2003 | 4 | 6 |
| 2004 | 11 | 27 |
| 2005 | 9 | 27 |
| 2006 | 9 | 20 |
| 2007 | 12 | 61 |
| 2008 | 25 | 45 |
| 2009 | 21 | 59 |
| 2010 | 40 | 53 |
| 2011 | 54 | 42 |
| 2012 | 53 | 49 |
| 2013 | 62 | 58 |
| 2014 | 55 | 62 |
| 2015 | 45 | 64 |
| 2016 | 79 | 123 |
| 2017 | 110 | 95 |
| 2018 | 84 | 78 |
| 2019 | 128 | 105 |
| 2020 | 90 | 90 |
| 2021 | 59 | 80 |
| 2022 | 75 | 71 |
| 2023 | 79 | 86 |
| 2024 | 88 | 96 |
| 2025 | 74 | 81 |
| 2026 | 44 | 53 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Multi-channel signal encoding method, multi-channel signal decoding method, encoder, and decoder6 Oct 2026US 12,755,743 B2Huawei Technologies Co., Ltd.
- Method for quantizing line spectral frequencies29 Sep 2026US 12,749,492 B2Nokia Technologies Oy
- Apparatus and method for encoding or decoding directional audio coding parameters using different time/frequency resolutions22 Sep 2026US 12,744,046 B2Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e. V.
- Transform encoding/decoding of harmonic audio signals15 Sep 2026US 12,738,285 B2Telefonaktiebolaget LM Ericsson (publ)
- Post-processor, pre-processor, audio encoder, audio decoder and related methods for enhancing transient processing15 Sep 2026US 12,738,286 B2Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e. V.
- Source-Aware Unified Neural Audio Codec8 Oct 2026US 2026/0311710 A1Mitsubishi Electric Research Laboratories, Inc.
- Disfluency removal via a neural network audio codec system8 Oct 2026US 2026/0311712 A1Cisco Technology, Inc.
- Neural audio codec to codec translation for interoperability8 Oct 2026US 2026/0311713 A1Cisco Technology, Inc.
- Quantization offset for audio coding1 Oct 2026US 2026/0301752 A1QUALCOMM Incorporated
- Normalization for multi-stage quantization in audio coding using gain-shape residuals1 Oct 2026US 2026/0301753 A1QUALCOMM Incorporated
Most cited
By later US patents
- Apparatus and method for encoding a multi-channel audio signal314US 8,577,045 B2Motorola Mobility LLC · 2013
- Bitrate constrained variable bitrate audio encoding259US 7,634,413 B1Apple Inc. · 2009
- Methods for speech transmission247US 5,491,772 ADigital Voice Systems, Inc. · 1996
- Technique for modifying reference vector quantized speech feature signals240US 5,377,301 AAT&T Corp. · 1994
- Rapid tree-based method for vector quantization240US 5,734,791 AApple Computer, Inc. · 1998