G10L 19/038
Vector quantisation
Official title: Vector quantisation, e.g. TwinVQ audio
G10L19/038 (Vector quantisation) appears on 435 US grants and 477 published applications in this corpus.
Search patents in G10L- Granted patents
- 435
- Published applications
- 477
- Assignees
- 122
- Inventors
- 517
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1988 | 2 | 0 |
| 1989 | 1 | 0 |
| 1990 | 4 | 0 |
| 1991 | 3 | 0 |
| 1992 | 1 | 0 |
| 1993 | 5 | 0 |
| 1994 | 4 | 0 |
| 1995 | 1 | 0 |
| 1996 | 4 | 0 |
| 1997 | 2 | 0 |
| 1998 | 4 | 0 |
| 1999 | 2 | 0 |
| 2000 | 2 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 2 |
| 2003 | 1 | 1 |
| 2004 | 2 | 4 |
| 2005 | 4 | 5 |
| 2006 | 2 | 4 |
| 2007 | 6 | 10 |
| 2008 | 3 | 5 |
| 2009 | 2 | 7 |
| 2010 | 3 | 16 |
| 2011 | 8 | 12 |
| 2012 | 13 | 26 |
| 2013 | 14 | 25 |
| 2014 | 20 | 28 |
| 2015 | 20 | 19 |
| 2016 | 27 | 53 |
| 2017 | 47 | 32 |
| 2018 | 21 | 16 |
| 2019 | 41 | 30 |
| 2020 | 31 | 30 |
| 2021 | 19 | 24 |
| 2022 | 18 | 16 |
| 2023 | 31 | 29 |
| 2024 | 28 | 31 |
| 2025 | 21 | 31 |
| 2026 | 16 | 21 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- 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)
- Systems and methods for real-time complex character animations and interactivity25 Aug 2026US 12,718,452 B2Baobab Studios Inc.
- Method and device for generating speech, storage medium, and electronic device25 Aug 2026US 12,718,791 B2Netease (Hangzhou) Network Co., Ltd.
- 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.
- Normalization for multi-stage quantization in audio coding using gain-shape residuals1 Oct 2026US 2026/0301753 A1QUALCOMM Incorporated
- Processing Spatial Descriptors from Higher Order Ambisonics Data17 Sep 2026US 2026/0279361 A1Apple Inc.
Most cited
By later US patents
- 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
- Method and system for reduction of quantization-induced block-discontinuities and general purpose audio codec183US 6,370,502 B1America Online, Inc. · 2002
- Lattice encoding using recurrent neural networks159US 10,176,802 B1Amazon Technologies, Inc. · 2019