G10L 19/0208
Subband vocoders
Official title: {Subband vocoders}
G10L19/0208 (Subband vocoders) appears on 521 US grants and 501 published applications in this corpus.
Search patents in G10L- Granted patents
- 521
- Published applications
- 501
- Assignees
- 127
- Inventors
- 505
- Latest grant
- 1 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 5 | 0 |
| 1997 | 8 | 0 |
| 1998 | 15 | 0 |
| 1999 | 11 | 0 |
| 2000 | 4 | 0 |
| 2001 | 7 | 3 |
| 2002 | 12 | 15 |
| 2003 | 5 | 13 |
| 2004 | 10 | 17 |
| 2005 | 7 | 8 |
| 2006 | 8 | 17 |
| 2007 | 13 | 22 |
| 2008 | 7 | 11 |
| 2009 | 11 | 21 |
| 2010 | 7 | 18 |
| 2011 | 17 | 17 |
| 2012 | 25 | 17 |
| 2013 | 25 | 26 |
| 2014 | 22 | 15 |
| 2015 | 15 | 21 |
| 2016 | 32 | 40 |
| 2017 | 55 | 63 |
| 2018 | 33 | 25 |
| 2019 | 45 | 34 |
| 2020 | 33 | 21 |
| 2021 | 14 | 14 |
| 2022 | 17 | 19 |
| 2023 | 16 | 14 |
| 2024 | 24 | 18 |
| 2025 | 8 | 11 |
| 2026 | 8 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
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.
- Time-domain superwideband bandwidth expansion for cross-talk scenarios25 Aug 2026US 12,718,827 B2Voiceage Corporation
- Method and apparatus for calculating downmixed signal and residual signal18 Aug 2026US 12,711,967 B2Huawei Technologies Co., Ltd.
- Reducing perceived effects of non-voice data in digital speech11 Aug 2026US 12,706,105 B2Digital Voice Systems, Inc.
- System and method for non-destructively normalizing loudness of audio signals within portable devices21 Jul 2026US 12,688,861 B2Dolby International AB
- Audio encoder and decoder for interleaved waveform coding12 Feb 2026US 2026/0045264 A1Dolby International AB
- Cross product enhanced subband block based harmonic transposition13 Nov 2025US 2025/0349305 A1Dolby International AB
- Model Based Prediction in a Critically Sampled Filterbank11 Sep 2025US 2025/0285629 A1Dolby International AB
- Estimation of background noise in audio signals11 Sep 2025US 2025/0285630 A1Telefonaktiebolaget LM Ericsson (publ)
- Audio sample reconstruction using a neural network and multiple subband networks5 Jun 2025US 2025/0182769 A1QUALCOMM Incorporated
Most cited
By later US patents
- Multi-channel predictive subband audio coder using psychoacoustic adaptive bit allocation in frequency, time and over the multiple channels362US 5,956,674 ADigital Theater Systems, Inc. · 1999
- Multi-channel audio decoder301US 5,974,380 ADigital Theater Systems, Inc. · 1999
- Method and apparatus for encoding and decoding multiple audio channels at low bit rates using adaptive selection of encoding method232US 5,890,125 ADolby Laboratories Licensing Corporation · 1999
- Subband coded digital transmission system using some composite signals222US 5,606,618 AU. S. Philips Corporation · 1997
- Digital sub-band transmission system with transmission of an additional signal191US 5,530,655 AU. S. Philips Corporation · 1996