G10L 19/087
Using mixed excitation models
Official title: using mixed excitation models, e.g. MELP, MBE, split band LPC or HVXC
G10L19/087 (Using mixed excitation models) appears on 103 US grants and 94 published applications in this corpus.
Search patents in G10L- Granted patents
- 103
- Published applications
- 94
- Assignees
- 43
- Inventors
- 125
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1993 | 5 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 2 | 0 |
| 1997 | 1 | 0 |
| 1998 | 2 | 0 |
| 1999 | 2 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 0 |
| 2003 | 1 | 2 |
| 2004 | 2 | 8 |
| 2005 | 3 | 3 |
| 2006 | 3 | 0 |
| 2007 | 1 | 1 |
| 2008 | 3 | 3 |
| 2009 | 1 | 3 |
| 2010 | 1 | 2 |
| 2011 | 3 | 4 |
| 2012 | 2 | 0 |
| 2013 | 5 | 3 |
| 2014 | 5 | 4 |
| 2015 | 0 | 6 |
| 2016 | 5 | 9 |
| 2017 | 8 | 6 |
| 2018 | 3 | 8 |
| 2019 | 12 | 6 |
| 2020 | 6 | 3 |
| 2021 | 4 | 6 |
| 2022 | 5 | 4 |
| 2023 | 4 | 4 |
| 2024 | 4 | 5 |
| 2025 | 4 | 2 |
| 2026 | 3 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- LPC residual signal encoding/decoding apparatus of modified discrete cosine transform (MDCT)-based unified voice/audio encoding device8 Sep 2026US 12,731,594 B2Electronics and Telecommunications Research Institute
- Systems and methods for multi-band audio coding18 Aug 2026US 12,711,973 B2QUALCOMM Incorporated
- Voicing smoother28 Jul 2026US 12,694,884 B2Digital Voice Systems, Inc.
- Tone frame detector for digital speech21 Oct 2025US 12,451,151 B2Digital Voice Systems, Inc.
- Detecting and compensating for the presence of a speaker mask in a speech signal18 Mar 2025US 12,254,895 B2Digital Voice Systems, Inc.
- Audio processor with a steered audio bandwidth extension17 Sep 2026US 2026/0279369 A1Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e. V.
- Method and system for reconstructing speech signals16 Apr 2026US 2026/0105926 A1Harman International Industries, Incorporated
- Voicing Smoother30 Oct 2025US 2025/0336405 A1Digital Voice Systems, Inc.
- Downmixer and Method of Downmixing8 May 2025US 2025/0149047 A1Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e. V.
- Audio coding using combination of machine learning based time-varying filter and linear predictive coding filter26 Dec 2024US 2024/0428814 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
- Voiced/unvoiced estimation of an acoustic signal295US 5,216,747 ADigital Voice Systems, Inc. · 1993
- Methods for speech transmission247US 5,491,772 ADigital Voice Systems, Inc. · 1996
- Audio coding systems and methods88US 6,675,144 B1Hewlett-Packard Development Company, L. P. · 2004
- Processing a speech signal with estimated pitch71US 5,226,108 ADigital Voice Systems, Inc. · 1993