PL3903308T3 - Kodowanie audio wysokiej rozdzielczości - Google Patents
Kodowanie audio wysokiej rozdzielczościInfo
- Publication number
- PL3903308T3 PL3903308T3 PL20738546.9T PL20738546T PL3903308T3 PL 3903308 T3 PL3903308 T3 PL 3903308T3 PL 20738546 T PL20738546 T PL 20738546T PL 3903308 T3 PL3903308 T3 PL 3903308T3
- Authority
- PL
- Poland
- Prior art keywords
- high resolution
- audio coding
- resolution audio
- coding
- resolution
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
- G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
- G10L19/04—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis using predictive techniques
- G10L19/08—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
- G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
- G10L19/04—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis using predictive techniques
- G10L19/08—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters
- G10L19/09—Long term prediction, i.e. removing periodical redundancies, e.g. by using adaptive codebook or pitch predictor
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
- G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
- G10L19/005—Correction of errors induced by the transmission channel, if related to the coding algorithm
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
- G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
- G10L19/04—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis using predictive techniques
- G10L19/08—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters
- G10L19/083—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters the excitation function being an excitation gain
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
- G10L25/00—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00
- G10L25/90—Pitch determination of speech signals
Landscapes
- Engineering & Computer Science (AREA)
- Computational Linguistics (AREA)
- Signal Processing (AREA)
- Health & Medical Sciences (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Human Computer Interaction (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201962791822P | 2019-01-13 | 2019-01-13 | |
| PCT/US2020/013301 WO2020146869A1 (en) | 2019-01-13 | 2020-01-13 | High resolution audio coding |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| PL3903308T3 true PL3903308T3 (pl) | 2025-08-04 |
Family
ID=71521768
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PL20738546.9T PL3903308T3 (pl) | 2019-01-13 | 2020-01-13 | Kodowanie audio wysokiej rozdzielczości |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US11749290B2 (pl) |
| EP (1) | EP3903308B1 (pl) |
| JP (1) | JP7266689B2 (pl) |
| KR (1) | KR102664768B1 (pl) |
| CN (1) | CN113302684B (pl) |
| AU (1) | AU2020205729B2 (pl) |
| BR (1) | BR112021013720A2 (pl) |
| PL (1) | PL3903308T3 (pl) |
| WO (1) | WO2020146869A1 (pl) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN119252268B (zh) * | 2022-06-15 | 2026-03-10 | 腾讯科技（深圳）有限公司 | 音频解码、编码方法、装置、电子设备及存储介质 |
Family Cites Families (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5664055A (en) * | 1995-06-07 | 1997-09-02 | Lucent Technologies Inc. | CS-ACELP speech compression system with adaptive pitch prediction filter gain based on a measure of periodicity |
| JP3824706B2 (ja) * | 1996-05-08 | 2006-09-20 | 松下電器産業株式会社 | 音声符号化／復号化装置 |
| US7072832B1 (en) * | 1998-08-24 | 2006-07-04 | Mindspeed Technologies, Inc. | System for speech encoding having an adaptive encoding arrangement |
| US6968309B1 (en) | 2000-10-31 | 2005-11-22 | Nokia Mobile Phones Ltd. | Method and system for speech frame error concealment in speech decoding |
| US7933767B2 (en) * | 2004-12-27 | 2011-04-26 | Nokia Corporation | Systems and methods for determining pitch lag for a current frame of information |
| US20080015458A1 (en) | 2006-07-17 | 2008-01-17 | Buarque De Macedo Pedro Steven | Methods of diagnosing and treating neuropsychological disorders |
| US8731913B2 (en) * | 2006-08-03 | 2014-05-20 | Broadcom Corporation | Scaled window overlap add for mixed signals |
| US8010351B2 (en) * | 2006-12-26 | 2011-08-30 | Yang Gao | Speech coding system to improve packet loss concealment |
| EP2077550B8 (en) * | 2008-01-04 | 2012-03-14 | Dolby International AB | Audio encoder and decoder |
| US9082416B2 (en) * | 2010-09-16 | 2015-07-14 | Qualcomm Incorporated | Estimating a pitch lag |
| GB2499505B (en) | 2013-01-15 | 2014-01-08 | Skype | Speech coding |
| US9484044B1 (en) * | 2013-07-17 | 2016-11-01 | Knuedge Incorporated | Voice enhancement and/or speech features extraction on noisy audio signals using successively refined transforms |
| US9685166B2 (en) * | 2014-07-26 | 2017-06-20 | Huawei Technologies Co., Ltd. | Classification between time-domain coding and frequency domain coding |
| EP2980799A1 (en) * | 2014-07-28 | 2016-02-03 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Apparatus and method for processing an audio signal using a harmonic post-filter |
| TWI602172B (zh) * | 2014-08-27 | 2017-10-11 | 弗勞恩霍夫爾協會 | 使用參數以加強隱蔽之用於編碼及解碼音訊內容的編碼器、解碼器及方法 |
| EP3483883A1 (en) | 2017-11-10 | 2019-05-15 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Audio coding and decoding with selective postfiltering |
-
2020
- 2020-01-13 BR BR112021013720-3A patent/BR112021013720A2/pt unknown
- 2020-01-13 WO PCT/US2020/013301 patent/WO2020146869A1/en not_active Ceased
- 2020-01-13 EP EP20738546.9A patent/EP3903308B1/en active Active
- 2020-01-13 PL PL20738546.9T patent/PL3903308T3/pl unknown
- 2020-01-13 KR KR1020217024677A patent/KR102664768B1/ko active Active
- 2020-01-13 JP JP2021540408A patent/JP7266689B2/ja active Active
- 2020-01-13 CN CN202080008939.6A patent/CN113302684B/zh active Active
- 2020-01-13 AU AU2020205729A patent/AU2020205729B2/en active Active
-
2021
- 2021-07-12 US US17/373,148 patent/US11749290B2/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN113302684A (zh) | 2021-08-24 |
| EP3903308B1 (en) | 2025-05-21 |
| KR20210111815A (ko) | 2021-09-13 |
| US11749290B2 (en) | 2023-09-05 |
| BR112021013720A2 (pt) | 2021-09-21 |
| KR102664768B1 (ko) | 2024-05-17 |
| CA3126486A1 (en) | 2020-07-16 |
| CN113302684B (zh) | 2024-05-17 |
| WO2020146869A1 (en) | 2020-07-16 |
| EP3903308A1 (en) | 2021-11-03 |
| JP2022517234A (ja) | 2022-03-07 |
| JP7266689B2 (ja) | 2023-04-28 |
| EP3903308A4 (en) | 2022-02-23 |
| AU2020205729A1 (en) | 2021-08-05 |
| US20210343303A1 (en) | 2021-11-04 |
| AU2020205729B2 (en) | 2025-01-02 |
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