TWI616869B - 音訊解碼方法、裝置及電腦可讀取記錄媒體 - Google Patents
音訊解碼方法、裝置及電腦可讀取記錄媒體 Download PDFInfo
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- TWI616869B TWI616869B TW106128176A TW106128176A TWI616869B TW I616869 B TWI616869 B TW I616869B TW 106128176 A TW106128176 A TW 106128176A TW 106128176 A TW106128176 A TW 106128176A TW I616869 B TWI616869 B TW I616869B
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- 238000000034 method Methods 0.000 title claims abstract description 26
- 238000001228 spectrum Methods 0.000 claims abstract description 33
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Classifications
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- 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
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- 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
- G10L19/0017—Lossless audio signal coding; Perfect reconstruction of coded audio signal by transmission of coding error
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- 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
- G10L19/002—Dynamic bit allocation
-
- 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
- G10L19/008—Multichannel audio signal coding or decoding using interchannel correlation to reduce redundancy, e.g. joint-stereo, intensity-coding or matrixing
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- 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
- G10L19/0204—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 using subband decomposition
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- 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
- G10L19/16—Vocoder architecture
- G10L19/167—Audio streaming, i.e. formatting and decoding of an encoded audio signal representation into a data stream for transmission or storage purposes
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- 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)
- Mathematical Physics (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RU2011121982/08A RU2464649C1 (ru) | 2011-06-01 | 2011-06-01 | Способ обработки звукового сигнала |
| ??RU2011121982 | 2011-06-01 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| TW201738881A TW201738881A (zh) | 2017-11-01 |
| TWI616869B true TWI616869B (zh) | 2018-03-01 |
Family
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Family Applications (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| TW106128176A TWI616869B (zh) | 2011-06-01 | 2012-06-01 | 音訊解碼方法、裝置及電腦可讀取記錄媒體 |
| TW105134207A TWI601130B (zh) | 2011-06-01 | 2012-06-01 | 音訊編碼裝置 |
| TW101119835A TWI562134B (en) | 2011-06-01 | 2012-06-01 | Audio encoding method and non-transitory computer-readable recording medium |
Family Applications After (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| TW105134207A TWI601130B (zh) | 2011-06-01 | 2012-06-01 | 音訊編碼裝置 |
| TW101119835A TWI562134B (en) | 2011-06-01 | 2012-06-01 | Audio encoding method and non-transitory computer-readable recording medium |
Country Status (12)
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| CN (3) | CN106782575B (cg-RX-API-DMAC7.html) |
| AU (3) | AU2012263093B2 (cg-RX-API-DMAC7.html) |
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| TW (3) | TWI616869B (cg-RX-API-DMAC7.html) |
| WO (1) | WO2012165910A2 (cg-RX-API-DMAC7.html) |
Families Citing this family (28)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2464649C1 (ru) | 2011-06-01 | 2012-10-20 | Корпорация "САМСУНГ ЭЛЕКТРОНИКС Ко., Лтд." | Способ обработки звукового сигнала |
| CN104025190B (zh) * | 2011-10-21 | 2017-06-09 | 三星电子株式会社 | 能量无损编码方法和设备、音频编码方法和设备、能量无损解码方法和设备、以及音频解码方法和设备 |
| GB2508417B (en) * | 2012-11-30 | 2017-02-08 | Toshiba Res Europe Ltd | A speech processing system |
| CN108198564B (zh) * | 2013-07-01 | 2021-02-26 | 华为技术有限公司 | 信号编码和解码方法以及设备 |
| EP2830055A1 (en) * | 2013-07-22 | 2015-01-28 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Context-based entropy coding of sample values of a spectral envelope |
| TWI579831B (zh) | 2013-09-12 | 2017-04-21 | 杜比國際公司 | 用於參數量化的方法、用於量化的參數之解量化方法及其電腦可讀取的媒體、音頻編碼器、音頻解碼器及音頻系統 |
| ES2993454T3 (en) | 2013-09-13 | 2024-12-30 | Samsung Electronics Co Ltd | Energy lossless coding apparatus |
| WO2015037961A1 (ko) * | 2013-09-13 | 2015-03-19 | 삼성전자 주식회사 | 에너지 무손실 부호화방법 및 장치, 신호 부호화방법 및 장치, 에너지 무손실 복호화방법 및 장치, 및 신호 복호화방법 및 장치 |
| CN105745703B (zh) | 2013-09-16 | 2019-12-10 | 三星电子株式会社 | 信号编码方法和装置以及信号解码方法和装置 |
| CN105723452B (zh) | 2013-10-18 | 2020-01-31 | 弗劳恩霍夫应用研究促进协会 | 音频信号的频谱的频谱系数的解码方法及解码器 |
| EP3525206B1 (en) | 2013-12-02 | 2021-09-08 | Huawei Technologies Co., Ltd. | Encoding method and apparatus |
| JP6383000B2 (ja) | 2014-03-03 | 2018-08-29 | サムスン エレクトロニクス カンパニー リミテッド | 帯域幅拡張のための高周波復号方法及びその装置 |
| WO2015162500A2 (ko) * | 2014-03-24 | 2015-10-29 | 삼성전자 주식회사 | 고대역 부호화방법 및 장치와 고대역 복호화 방법 및 장치 |
| CN105096957B (zh) * | 2014-04-29 | 2016-09-14 | 华为技术有限公司 | 处理信号的方法及设备 |
| KR20170037970A (ko) | 2014-07-28 | 2017-04-05 | 삼성전자주식회사 | 신호 부호화방법 및 장치와 신호 복호화방법 및 장치 |
| GB2526636B (en) * | 2014-09-19 | 2016-10-26 | Gurulogic Microsystems Oy | Encoder, decoder and methods employing partial data encryption |
| WO2016162283A1 (en) * | 2015-04-07 | 2016-10-13 | Dolby International Ab | Audio coding with range extension |
| CN104966517B (zh) * | 2015-06-02 | 2019-02-01 | 华为技术有限公司 | 一种音频信号增强方法和装置 |
| WO2017086765A2 (ko) * | 2015-11-22 | 2017-05-26 | 엘지전자(주) | 비디오 신호를 엔트로피 인코딩, 디코딩하는 방법 및 장치 |
| WO2019199995A1 (en) * | 2018-04-11 | 2019-10-17 | Dolby Laboratories Licensing Corporation | Perceptually-based loss functions for audio encoding and decoding based on machine learning |
| US10586546B2 (en) | 2018-04-26 | 2020-03-10 | Qualcomm Incorporated | Inversely enumerated pyramid vector quantizers for efficient rate adaptation in audio coding |
| US10573331B2 (en) * | 2018-05-01 | 2020-02-25 | Qualcomm Incorporated | Cooperative pyramid vector quantizers for scalable audio coding |
| US10580424B2 (en) * | 2018-06-01 | 2020-03-03 | Qualcomm Incorporated | Perceptual audio coding as sequential decision-making problems |
| US10734006B2 (en) | 2018-06-01 | 2020-08-04 | Qualcomm Incorporated | Audio coding based on audio pattern recognition |
| CN109473116B (zh) * | 2018-12-12 | 2021-07-20 | 思必驰科技股份有限公司 | 语音编码方法、语音解码方法及装置 |
| CN110400578B (zh) * | 2019-07-19 | 2022-05-17 | 广州市百果园信息技术有限公司 | 哈希码的生成及其匹配方法、装置、电子设备和存储介质 |
| RU2769618C2 (ru) * | 2020-05-18 | 2022-04-04 | ОБЩЕСТВО С ОГРАНИЧЕННОЙ ОТВЕТСТВЕННОСТЬЮ "СберМедИИ" | Способ уменьшения вклада технических факторов в суммарный сигнал данных масс-спектрометрии с помощью фильтрации по техническим образцам |
| KR102660883B1 (ko) * | 2023-12-01 | 2024-04-25 | 주식회사 테스트웍스 | 임베디드 장치의 미디어 프로세싱 테스트 방법 및 이를 수행하는 컴퓨팅 장치 |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6484142B1 (en) * | 1999-04-20 | 2002-11-19 | Matsushita Electric Industrial Co., Ltd. | Encoder using Huffman codes |
| US20030014136A1 (en) * | 2001-05-11 | 2003-01-16 | Nokia Corporation | Method and system for inter-channel signal redundancy removal in perceptual audio coding |
| US20050091040A1 (en) * | 2003-01-09 | 2005-04-28 | Nam Young H. | Preprocessing of digital audio data for improving perceptual sound quality on a mobile phone |
| US20090240491A1 (en) * | 2007-11-04 | 2009-09-24 | Qualcomm Incorporated | Technique for encoding/decoding of codebook indices for quantized mdct spectrum in scalable speech and audio codecs |
Family Cites Families (40)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA1336841C (en) * | 1987-04-08 | 1995-08-29 | Tetsu Taguchi | Multi-pulse type coding system |
| JP3013698B2 (ja) * | 1994-04-20 | 2000-02-28 | 松下電器産業株式会社 | ベクトル量子化符号化装置と復号化装置 |
| US5687191A (en) * | 1995-12-06 | 1997-11-11 | Solana Technology Development Corporation | Post-compression hidden data transport |
| US5924064A (en) * | 1996-10-07 | 1999-07-13 | Picturetel Corporation | Variable length coding using a plurality of region bit allocation patterns |
| US8024269B1 (en) * | 1997-08-27 | 2011-09-20 | Datatreasury Corporation | Remote image capture with centralized processing and storage |
| JP4281131B2 (ja) * | 1998-10-22 | 2009-06-17 | ソニー株式会社 | 信号符号化装置及び方法、並びに信号復号装置及び方法 |
| US6978236B1 (en) * | 1999-10-01 | 2005-12-20 | Coding Technologies Ab | Efficient spectral envelope coding using variable time/frequency resolution and time/frequency switching |
| JP3559485B2 (ja) * | 1999-11-22 | 2004-09-02 | 日本電信電話株式会社 | 音声信号の後処理方法および装置並びにプログラムを記録した記録媒体 |
| JP2002268693A (ja) * | 2001-03-12 | 2002-09-20 | Mitsubishi Electric Corp | オーディオ符号化装置 |
| WO2002093559A1 (en) | 2001-05-11 | 2002-11-21 | Matsushita Electric Industrial Co., Ltd. | Device to encode, decode and broadcast audio signal with reduced size spectral information |
| JP2003029797A (ja) * | 2001-05-11 | 2003-01-31 | Matsushita Electric Ind Co Ltd | 符号化装置、復号化装置および放送システム |
| US7200561B2 (en) * | 2001-08-23 | 2007-04-03 | Nippon Telegraph And Telephone Corporation | Digital signal coding and decoding methods and apparatuses and programs therefor |
| CN100395817C (zh) * | 2001-11-14 | 2008-06-18 | 松下电器产业株式会社 | 编码设备、解码设备和解码方法 |
| JP2003233397A (ja) * | 2002-02-12 | 2003-08-22 | Victor Co Of Japan Ltd | オーディオ符号化装置、オーディオ符号化プログラム及びオーディオ符号化データ伝送装置 |
| KR100462611B1 (ko) * | 2002-06-27 | 2004-12-20 | 삼성전자주식회사 | 하모닉 성분을 이용한 오디오 코딩방법 및 장치 |
| US7433824B2 (en) | 2002-09-04 | 2008-10-07 | Microsoft Corporation | Entropy coding by adapting coding between level and run-length/level modes |
| JP4728568B2 (ja) * | 2002-09-04 | 2011-07-20 | マイクロソフト コーポレーション | レベル・モードとラン・レングス／レベル・モードの間での符号化を適応させるエントロピー符号化 |
| CN1898724A (zh) * | 2003-12-26 | 2007-01-17 | 松下电器产业株式会社 | 语音/乐音编码设备及语音/乐音编码方法 |
| KR100657916B1 (ko) * | 2004-12-01 | 2006-12-14 | 삼성전자주식회사 | 주파수 대역간의 유사도를 이용한 오디오 신호 처리 장치및 방법 |
| KR100771401B1 (ko) * | 2005-08-01 | 2007-10-30 | (주)펄서스 테크놀러지 | 프로그래머블 프로세서에서 ｍｐｅｇ-2 또는 ｍｐｅｇ-4ａａｃ 오디오 복호 알고리즘을 처리하기 위한 연산 회로및 연산 방법 |
| AU2005337961B2 (en) * | 2005-11-04 | 2011-04-21 | Nokia Technologies Oy | Audio compression |
| EP1959433B1 (en) * | 2005-11-30 | 2011-10-19 | Panasonic Corporation | Subband coding apparatus and method of coding subband |
| JP5235684B2 (ja) | 2006-02-24 | 2013-07-10 | フランス・テレコム | 信号包絡線の量子化インデックスをバイナリ符号化する方法、信号包絡線を復号化する方法、および、対応する符号化および復号化モジュール |
| US8005678B2 (en) * | 2006-08-15 | 2011-08-23 | Broadcom Corporation | Re-phasing of decoder states after packet loss |
| KR101346358B1 (ko) * | 2006-09-18 | 2013-12-31 | 삼성전자주식회사 | 대역폭 확장 기법을 이용한 오디오 신호의 부호화/복호화방법 및 장치 |
| JP4823001B2 (ja) * | 2006-09-27 | 2011-11-24 | 富士通セミコンダクター株式会社 | オーディオ符号化装置 |
| US7953595B2 (en) * | 2006-10-18 | 2011-05-31 | Polycom, Inc. | Dual-transform coding of audio signals |
| US20080243518A1 (en) * | 2006-11-16 | 2008-10-02 | Alexey Oraevsky | System And Method For Compressing And Reconstructing Audio Files |
| KR100895100B1 (ko) * | 2007-01-31 | 2009-04-28 | 엠텍비젼 주식회사 | 디지털 오디오 데이터의 복호화 방법 및 디지털 오디오데이터의 복호화 장치 |
| DE602008005250D1 (de) * | 2008-01-04 | 2011-04-14 | Dolby Sweden Ab | Audiokodierer und -dekodierer |
| US8483854B2 (en) * | 2008-01-28 | 2013-07-09 | Qualcomm Incorporated | Systems, methods, and apparatus for context processing using multiple microphones |
| CN102089811B (zh) * | 2008-07-11 | 2013-04-10 | 弗朗霍夫应用科学研究促进协会 | 用于编码和解码音频样本的音频编码器和解码器 |
| US8290782B2 (en) * | 2008-07-24 | 2012-10-16 | Dts, Inc. | Compression of audio scale-factors by two-dimensional transformation |
| CN101673547B (zh) * | 2008-09-08 | 2011-11-30 | 华为技术有限公司 | 编码方法、解码方法及其装置 |
| CN101898724B (zh) | 2009-05-27 | 2013-04-10 | 无锡港盛港口机械有限公司 | 双颚抓斗取物装置 |
| KR20100136890A (ko) * | 2009-06-19 | 2010-12-29 | 삼성전자주식회사 | 컨텍스트 기반의 산술 부호화 장치 및 방법과 산술 복호화 장치 및 방법 |
| CN102081927B (zh) * | 2009-11-27 | 2012-07-18 | 中兴通讯股份有限公司 | 一种可分层音频编码、解码方法及系统 |
| CN101847410A (zh) * | 2010-05-31 | 2010-09-29 | 中国传媒大学广播电视数字化教育部工程研究中心 | 一种用于数字音频信号压缩的快速量化方法 |
| RU2464649C1 (ru) * | 2011-06-01 | 2012-10-20 | Корпорация "САМСУНГ ЭЛЕКТРОНИКС Ко., Лтд." | Способ обработки звукового сигнала |
| CN104025190B (zh) | 2011-10-21 | 2017-06-09 | 三星电子株式会社 | 能量无损编码方法和设备、音频编码方法和设备、能量无损解码方法和设备、以及音频解码方法和设备 |
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Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6484142B1 (en) * | 1999-04-20 | 2002-11-19 | Matsushita Electric Industrial Co., Ltd. | Encoder using Huffman codes |
| US20030014136A1 (en) * | 2001-05-11 | 2003-01-16 | Nokia Corporation | Method and system for inter-channel signal redundancy removal in perceptual audio coding |
| US20050091040A1 (en) * | 2003-01-09 | 2005-04-28 | Nam Young H. | Preprocessing of digital audio data for improving perceptual sound quality on a mobile phone |
| US20090240491A1 (en) * | 2007-11-04 | 2009-09-24 | Qualcomm Incorporated | Technique for encoding/decoding of codebook indices for quantized mdct spectrum in scalable speech and audio codecs |
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