PT3579229T - Método e codificador para processamento de envelope temporal de sinal de áudio - Google Patents
Método e codificador para processamento de envelope temporal de sinal de áudioInfo
- Publication number
- PT3579229T PT3579229T PT191694702T PT19169470T PT3579229T PT 3579229 T PT3579229 T PT 3579229T PT 191694702 T PT191694702 T PT 191694702T PT 19169470 T PT19169470 T PT 19169470T PT 3579229 T PT3579229 T PT 3579229T
- Authority
- PT
- Portugal
- Prior art keywords
- encoder
- audio signal
- temporal envelope
- processing temporal
- processing
- Prior art date
Links
- 230000005236 sound signal Effects 0.000 title 1
- 230000002123 temporal effect Effects 0.000 title 1
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
- G10L19/02—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 spectral analysis, e.g. transform vocoders or subband vocoders
- G10L19/022—Blocking, i.e. grouping of samples in time; Choice of analysis windows; Overlap factoring
-
- 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
- G10L19/02—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 spectral analysis, e.g. transform vocoders or subband vocoders
- G10L19/032—Quantisation or dequantisation of spectral components
-
- 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
- G10L19/12—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters the excitation function being a code excitation, e.g. in code excited linear prediction [CELP] vocoders
-
- 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
- G10L19/12—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters the excitation function being a code excitation, e.g. in code excited linear prediction [CELP] vocoders
- G10L19/135—Vector sum excited linear prediction [VSELP]
-
- 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
- G10L19/16—Vocoder architecture
- G10L19/18—Vocoders using multiple modes
- G10L19/20—Vocoders using multiple modes using sound class specific coding, hybrid encoders or object based coding
-
- 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
- G10L21/00—Speech or voice signal processing techniques to produce another audible or non-audible signal, e.g. visual or tactile, in order to modify its quality or its intelligibility
- G10L21/02—Speech enhancement, e.g. noise reduction or echo cancellation
- G10L21/038—Speech enhancement, e.g. noise reduction or echo cancellation using band spreading techniques
-
- 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
- G10L25/45—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 characterised by the type of analysis window
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Computational Linguistics (AREA)
- Signal Processing (AREA)
- Health & Medical Sciences (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Human Computer Interaction (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Quality & Reliability (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410260730.5A CN105336336B (zh) | 2014-06-12 | 2014-06-12 | 一种音频信号的时域包络处理方法及装置、编码器 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| PT3579229T true PT3579229T (pt) | 2021-08-20 |
Family
ID=54832857
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PT191694702T PT3579229T (pt) | 2014-06-12 | 2015-01-28 | Método e codificador para processamento de envelope temporal de sinal de áudio |
Country Status (8)
| Country | Link |
|---|---|
| US (3) | US9799343B2 (pt) |
| EP (2) | EP3579229B1 (pt) |
| JP (2) | JP6510566B2 (pt) |
| KR (1) | KR101896486B1 (pt) |
| CN (2) | CN105336336B (pt) |
| ES (1) | ES2895495T3 (pt) |
| PT (1) | PT3579229T (pt) |
| WO (1) | WO2015188627A1 (pt) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105336336B (zh) * | 2014-06-12 | 2016-12-28 | 华为技术有限公司 | 一种音频信号的时域包络处理方法及装置、编码器 |
| JP6501259B2 (ja) * | 2015-08-04 | 2019-04-17 | 本田技研工業株式会社 | 音声処理装置及び音声処理方法 |
| WO2017125840A1 (en) * | 2016-01-19 | 2017-07-27 | Hua Kanru | Method for analysis and synthesis of aperiodic signals |
| CN108109629A (zh) * | 2016-11-18 | 2018-06-01 | 南京大学 | 一种基于线性预测残差分类量化的多描述语音编解码方法和系统 |
| CN111402917B (zh) * | 2020-03-13 | 2023-08-04 | 北京小米松果电子有限公司 | 音频信号处理方法及装置、存储介质 |
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| CN1062963C (zh) * | 1990-04-12 | 2001-03-07 | 多尔拜实验特许公司 | 用于产生高质量声音信号的解码器和编码器 |
| US5754534A (en) * | 1996-05-06 | 1998-05-19 | Nahumi; Dror | Delay synchronization in compressed audio systems |
| JPH10222194A (ja) * | 1997-02-03 | 1998-08-21 | Gotai Handotai Kofun Yugenkoshi | 音声符号化における有声音と無声音の識別方法 |
| JP3518737B2 (ja) * | 1999-10-25 | 2004-04-12 | 日本ビクター株式会社 | オーディオ符号化装置、オーディオ符号化方法、及びオーディオ符号化信号記録媒体 |
| JP3510168B2 (ja) * | 1999-12-09 | 2004-03-22 | 日本電信電話株式会社 | 音声符号化方法及び音声復号化方法 |
| EP1199711A1 (en) * | 2000-10-20 | 2002-04-24 | Telefonaktiebolaget Lm Ericsson | Encoding of audio signal using bandwidth expansion |
| US7424434B2 (en) * | 2002-09-04 | 2008-09-09 | Microsoft Corporation | Unified lossy and lossless audio compression |
| CN1186765C (zh) * | 2002-12-19 | 2005-01-26 | 北京工业大学 | 2.3kb/s谐波激励线性预测语音编码方法 |
| US7630902B2 (en) * | 2004-09-17 | 2009-12-08 | Digital Rise Technology Co., Ltd. | Apparatus and methods for digital audio coding using codebook application ranges |
| SG161223A1 (en) * | 2005-04-01 | 2010-05-27 | Qualcomm Inc | Method and apparatus for vector quantizing of a spectral envelope representation |
| ES2705589T3 (es) | 2005-04-22 | 2019-03-26 | Qualcomm Inc | Sistemas, procedimientos y aparatos para el suavizado del factor de ganancia |
| KR101390188B1 (ko) * | 2006-06-21 | 2014-04-30 | 삼성전자주식회사 | 적응적 고주파수영역 부호화 및 복호화 방법 및 장치 |
| US9159333B2 (en) | 2006-06-21 | 2015-10-13 | Samsung Electronics Co., Ltd. | Method and apparatus for adaptively encoding and decoding high frequency band |
| US8532984B2 (en) | 2006-07-31 | 2013-09-10 | Qualcomm Incorporated | Systems, methods, and apparatus for wideband encoding and decoding of active frames |
| US9454974B2 (en) * | 2006-07-31 | 2016-09-27 | Qualcomm Incorporated | Systems, methods, and apparatus for gain factor limiting |
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| EP3288028B1 (en) * | 2007-08-27 | 2019-07-03 | Telefonaktiebolaget LM Ericsson (publ) | Low-complexity spectral analysis/synthesis using selectable time resolution |
| CN101615394B (zh) * | 2008-12-31 | 2011-02-16 | 华为技术有限公司 | 分配子帧的方法和装置 |
| EP2381439B1 (en) * | 2009-01-22 | 2017-11-08 | III Holdings 12, LLC | Stereo acoustic signal encoding apparatus, stereo acoustic signal decoding apparatus, and methods for the same |
| US8457975B2 (en) * | 2009-01-28 | 2013-06-04 | Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. | Audio decoder, audio encoder, methods for decoding and encoding an audio signal and computer program |
| US8718804B2 (en) * | 2009-05-05 | 2014-05-06 | Huawei Technologies Co., Ltd. | System and method for correcting for lost data in a digital audio signal |
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| BR122020024236B1 (pt) | 2009-10-20 | 2021-09-14 | Fraunhofer - Gesellschaft Zur Förderung Der Angewandten Forschung E. V. | Codificador de sinal de áudio, decodificador de sinal de áudio, método para prover uma representação codificada de um conteúdo de áudio, método para prover uma representação decodificada de um conteúdo de áudio e programa de computador para uso em aplicações de baixo retardamento |
| US9047875B2 (en) * | 2010-07-19 | 2015-06-02 | Futurewei Technologies, Inc. | Spectrum flatness control for bandwidth extension |
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| CN102436820B (zh) * | 2010-09-29 | 2013-08-28 | 华为技术有限公司 | 高频带信号编码方法及装置、高频带信号解码方法及装置 |
| SG192745A1 (en) * | 2011-02-14 | 2013-09-30 | Fraunhofer Ges Forschung | Noise generation in audio codecs |
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| WO2013066238A2 (en) * | 2011-11-02 | 2013-05-10 | Telefonaktiebolaget L M Ericsson (Publ) | Generation of a high band extension of a bandwidth extended audio signal |
| US9275644B2 (en) * | 2012-01-20 | 2016-03-01 | Qualcomm Incorporated | Devices for redundant frame coding and decoding |
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| CN105336336B (zh) * | 2014-06-12 | 2016-12-28 | 华为技术有限公司 | 一种音频信号的时域包络处理方法及装置、编码器 |
-
2014
- 2014-06-12 CN CN201410260730.5A patent/CN105336336B/zh active Active
- 2014-06-12 CN CN201610992299.2A patent/CN106409304B/zh active Active
-
2015
- 2015-01-28 KR KR1020167033851A patent/KR101896486B1/ko active IP Right Grant
- 2015-01-28 EP EP19169470.2A patent/EP3579229B1/en active Active
- 2015-01-28 WO PCT/CN2015/071727 patent/WO2015188627A1/zh active Application Filing
- 2015-01-28 ES ES19169470T patent/ES2895495T3/es active Active
- 2015-01-28 JP JP2016572398A patent/JP6510566B2/ja active Active
- 2015-01-28 EP EP15806700.9A patent/EP3133599B1/en active Active
- 2015-01-28 PT PT191694702T patent/PT3579229T/pt unknown
-
2016
- 2016-12-07 US US15/372,130 patent/US9799343B2/en active Active
-
2017
- 2017-09-19 US US15/708,617 patent/US10170128B2/en active Active
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2018
- 2018-11-27 US US16/201,647 patent/US10580423B2/en active Active
-
2019
- 2019-04-03 JP JP2019071264A patent/JP6765471B2/ja active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN105336336B (zh) | 2016-12-28 |
| EP3579229B1 (en) | 2021-07-28 |
| JP2017523448A (ja) | 2017-08-17 |
| EP3133599A4 (en) | 2017-07-12 |
| US9799343B2 (en) | 2017-10-24 |
| CN106409304B (zh) | 2020-08-25 |
| ES2895495T3 (es) | 2022-02-21 |
| US10170128B2 (en) | 2019-01-01 |
| JP6765471B2 (ja) | 2020-10-07 |
| US10580423B2 (en) | 2020-03-03 |
| KR101896486B1 (ko) | 2018-09-07 |
| JP6510566B2 (ja) | 2019-05-08 |
| US20170098451A1 (en) | 2017-04-06 |
| US20180005638A1 (en) | 2018-01-04 |
| CN106409304A (zh) | 2017-02-15 |
| EP3579229A1 (en) | 2019-12-11 |
| WO2015188627A1 (zh) | 2015-12-17 |
| EP3133599B1 (en) | 2019-07-10 |
| JP2019135551A (ja) | 2019-08-15 |
| US20190096415A1 (en) | 2019-03-28 |
| CN105336336A (zh) | 2016-02-17 |
| EP3133599A1 (en) | 2017-02-22 |
| KR20160147048A (ko) | 2016-12-21 |
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