G10L 2019/0001
Codebooks
Official title: {Codebooks}
G10L2019/0001 (Codebooks) appears on 869 US grants and 652 published applications in this corpus.
Search patents in G10L- Granted patents
- 869
- Published applications
- 652
- Assignees
- 245
- Inventors
- 922
- Latest grant
- 1 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 2 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 3 | 0 |
| 1990 | 10 | 0 |
| 1991 | 3 | 0 |
| 1992 | 8 | 0 |
| 1993 | 14 | 0 |
| 1994 | 11 | 0 |
| 1995 | 10 | 0 |
| 1996 | 17 | 0 |
| 1997 | 37 | 0 |
| 1998 | 50 | 0 |
| 1999 | 37 | 0 |
| 2000 | 26 | 0 |
| 2001 | 26 | 17 |
| 2002 | 29 | 25 |
| 2003 | 21 | 21 |
| 2004 | 24 | 20 |
| 2005 | 12 | 20 |
| 2006 | 20 | 11 |
| 2007 | 24 | 24 |
| 2008 | 16 | 23 |
| 2009 | 13 | 22 |
| 2010 | 18 | 16 |
| 2011 | 10 | 20 |
| 2012 | 19 | 18 |
| 2013 | 29 | 23 |
| 2014 | 24 | 33 |
| 2015 | 21 | 27 |
| 2016 | 26 | 58 |
| 2017 | 51 | 37 |
| 2018 | 34 | 28 |
| 2019 | 46 | 34 |
| 2020 | 40 | 32 |
| 2021 | 15 | 18 |
| 2022 | 23 | 24 |
| 2023 | 31 | 31 |
| 2024 | 26 | 25 |
| 2025 | 26 | 31 |
| 2026 | 11 | 14 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- G10L 2019/0004Design or structure of the codebookIndexing code246
- G10L 2019/0013Codebook search algorithmsIndexing code178
- G10L 2019/0007Codebook element generationIndexing code172
- G10L 2019/0011Long term prediction filters, i.e. pitch estimationIndexing code170
- G10L 2019/0002Codebook adaptationsIndexing code162
- G10L 2019/0016Codebook for lpc parametersIndexing code124
- G10L 2019/0012Smoothing of parameters of the decoder interpolationIndexing code86
- G10L 2019/0003Backward prediction of gainIndexing code47
Recent patents
- 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 generating speech, storage medium, and electronic device25 Aug 2026US 12,718,791 B2Netease (Hangzhou) Network Co., Ltd.
- Method and apparatus for calculating downmixed signal and residual signal18 Aug 2026US 12,711,967 B2Huawei Technologies Co., Ltd.
- Methods, encoder and decoder for handling envelope representation coefficients28 Jul 2026US 12,694,881 B2Telefonaktiebolaget LM Ericsson (publ)
- Apparatus for encoding a speech signal employing ACELP in the autocorrelation domain19 May 2026US 12,633,298 B2Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e. V.
- Processing Spatial Descriptors from Higher Order Ambisonics Data17 Sep 2026US 2026/0279361 A1Apple Inc.
- Apparatus for encoding a speech signal employing acelp in the autocorrelation domain27 Aug 2026US 2026/0253595 A1
- Audio encoding method and apparatus, audio decoding method and apparatus, and readable storage medium20 Aug 2026US 2026/0245565 A1Tencent Technology (Shenzhen) Company Limited
- Multi-stage vector quantization for audio coding20 Aug 2026US 2026/0245567 A1Telefonaktiebolaget LM Ericsson (publ)
- Coding and Decoding of Spherical Coordinates Using an Optimized Spherical Quantization Dictionary6 Aug 2026US 2026/0229241 A1Orange
Most cited
By later US patents
- Speech bandwidth extension method and apparatus433US 5,455,888 ANorthern Telecom Limited · 1995
- Mode-specific method and apparatus for encoding signals containing speech339US 5,596,676 AHughes Electronics Corporation · 1997
- Device and method for continuously shuffling cards283US 6,254,096 B1Shuffle Master, Inc. · 2001
- Device and method for continuously shuffling and monitoring cards282US 6,588,751 B1Shuffle Master, Inc. · 2003
- Low-complexity method for improving the performance of autocorrelation-based pitch detectors276US 5,127,053 AGeneral Electric Company · 1992