AU2014270301B2 - Audio encoder and decoder - Google Patents
Audio encoder and decoder Download PDFInfo
- Publication number
- AU2014270301B2 AU2014270301B2 AU2014270301A AU2014270301A AU2014270301B2 AU 2014270301 B2 AU2014270301 B2 AU 2014270301B2 AU 2014270301 A AU2014270301 A AU 2014270301A AU 2014270301 A AU2014270301 A AU 2014270301A AU 2014270301 B2 AU2014270301 B2 AU 2014270301B2
- Authority
- AU
- Australia
- Prior art keywords
- symbol
- vector
- entropy coded
- index value
- encoding
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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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
- G10L19/008—Multichannel audio signal coding or decoding using interchannel correlation to reduce redundancy, e.g. joint-stereo, intensity-coding or matrixing
-
- 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
-
- 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
- G10L19/038—Vector quantisation, e.g. TwinVQ audio
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S3/00—Systems employing more than two channels, e.g. quadraphonic
- H04S3/02—Systems employing more than two channels, e.g. quadraphonic of the matrix type, i.e. in which input signals are combined algebraically, e.g. after having been phase shifted with respect to each other
-
- 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S2400/00—Details of stereophonic systems covered by H04S but not provided for in its groups
- H04S2400/01—Multi-channel, i.e. more than two input channels, sound reproduction with two speakers wherein the multi-channel information is substantially preserved
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S2420/00—Techniques used stereophonic systems covered by H04S but not provided for in its groups
- H04S2420/03—Application of parametric coding in stereophonic audio systems
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Human Computer Interaction (AREA)
- Computational Linguistics (AREA)
- Multimedia (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Health & Medical Sciences (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Mathematical Physics (AREA)
- General Physics & Mathematics (AREA)
- Mathematical Optimization (AREA)
- Mathematical Analysis (AREA)
- Theoretical Computer Science (AREA)
- Pure & Applied Mathematics (AREA)
- Algebra (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Stereophonic System (AREA)
- Error Detection And Correction (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201361827264P | 2013-05-24 | 2013-05-24 | |
| US61/827,264 | 2013-05-24 | ||
| PCT/EP2014/060731 WO2014187988A2 (en) | 2013-05-24 | 2014-05-23 | Audio encoder and decoder |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| AU2014270301A1 AU2014270301A1 (en) | 2015-11-19 |
| AU2014270301B2 true AU2014270301B2 (en) | 2017-08-03 |
Family
ID=50771514
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AU2014270301A Active AU2014270301B2 (en) | 2013-05-24 | 2014-05-23 | Audio encoder and decoder |
Country Status (18)
| Country | Link |
|---|---|
| US (8) | US9704493B2 (enExample) |
| EP (5) | EP4290510B1 (enExample) |
| JP (7) | JP6105159B2 (enExample) |
| KR (10) | KR101895198B1 (enExample) |
| CN (2) | CN105229729B (enExample) |
| AU (1) | AU2014270301B2 (enExample) |
| BR (1) | BR112015029031B1 (enExample) |
| CA (5) | CA3077876C (enExample) |
| DK (1) | DK3005350T3 (enExample) |
| ES (3) | ES2965423T3 (enExample) |
| IL (1) | IL242410B (enExample) |
| MX (3) | MX375380B (enExample) |
| MY (2) | MY199032A (enExample) |
| PL (1) | PL3005350T3 (enExample) |
| RU (3) | RU2643489C2 (enExample) |
| SG (2) | SG11201509001YA (enExample) |
| UA (1) | UA112833C2 (enExample) |
| WO (1) | WO2014187988A2 (enExample) |
Families Citing this family (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116935865A (zh) | 2013-05-24 | 2023-10-24 | 杜比国际公司 | 对音频场景进行解码的方法以及计算机可读介质 |
| EP3005356B1 (en) | 2013-05-24 | 2017-08-09 | Dolby International AB | Efficient coding of audio scenes comprising audio objects |
| EP3270375B1 (en) | 2013-05-24 | 2020-01-15 | Dolby International AB | Reconstruction of audio scenes from a downmix |
| BR112015029031B1 (pt) * | 2013-05-24 | 2021-02-23 | Dolby International Ab | Método e codificador para codificar um vetor de parâmetros em umsistema de codificação de áudio, método e decodificador para decodificar umvetor de símbolos codificados por entropia em um sistema de decodificação deáudio, e meio de armazenamento legível por computador |
| EP3005353B1 (en) | 2013-05-24 | 2017-08-16 | Dolby International AB | Efficient coding of audio scenes comprising audio objects |
| EP3074970B1 (en) | 2013-10-21 | 2018-02-21 | Dolby International AB | Audio encoder and decoder |
| WO2015150384A1 (en) | 2014-04-01 | 2015-10-08 | Dolby International Ab | Efficient coding of audio scenes comprising audio objects |
| GB2528460B (en) | 2014-07-21 | 2018-05-30 | Gurulogic Microsystems Oy | Encoder, decoder and method |
| JP2018526669A (ja) * | 2015-07-06 | 2018-09-13 | ノキア テクノロジーズ オサケユイチア | オーディオ信号デコーダのためのビット・エラー検出器 |
| US10249312B2 (en) | 2015-10-08 | 2019-04-02 | Qualcomm Incorporated | Quantization of spatial vectors |
| US9961475B2 (en) * | 2015-10-08 | 2018-05-01 | Qualcomm Incorporated | Conversion from object-based audio to HOA |
| KR102546098B1 (ko) * | 2016-03-21 | 2023-06-22 | 한국전자통신연구원 | 블록 기반의 오디오 부호화/복호화 장치 및 그 방법 |
| CN107886960B (zh) * | 2016-09-30 | 2020-12-01 | 华为技术有限公司 | 一种音频信号重建方法及装置 |
| CN116324979A (zh) | 2020-09-28 | 2023-06-23 | 三星电子株式会社 | 音频编码装置和方法，以及音频解码装置和方法 |
| US12259827B2 (en) * | 2023-01-31 | 2025-03-25 | Avago Technologies International Sales Pte. Limited | Systems and methods for address scrambling |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040039568A1 (en) * | 2001-09-28 | 2004-02-26 | Keisuke Toyama | Coding method, apparatus, decoding method and apparatus |
| US20040268334A1 (en) * | 2003-06-30 | 2004-12-30 | Kalyan Muthukumar | System and method for software-pipelining of loops with sparse matrix routines |
Family Cites Families (40)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5470801A (en) | 1977-11-16 | 1979-06-07 | Mitsubishi Monsanto Chem | Sound shielding plate |
| JPS615159A (ja) | 1984-06-16 | 1986-01-10 | 株式会社アイジー技術研究所 | サイデイングボ−ド |
| DE4423612A1 (de) | 1994-07-06 | 1996-01-11 | Basf Ag | 2-[(Dihydro)pyrazolyl-3'-oxymethylen]-anilide, Verfahren zu ihrer Herstelung und ihre Verwendung |
| US7016502B2 (en) | 2000-12-22 | 2006-03-21 | Sony Corporation | Encoder and decoder |
| JP4008244B2 (ja) * | 2001-03-02 | 2007-11-14 | 松下電器産業株式会社 | 符号化装置および復号化装置 |
| SE0202159D0 (sv) * | 2001-07-10 | 2002-07-09 | Coding Technologies Sweden Ab | Efficientand scalable parametric stereo coding for low bitrate applications |
| JP3982397B2 (ja) * | 2001-11-28 | 2007-09-26 | 日本ビクター株式会社 | 可変長符号化データ復号化用プログラム及び可変長符号化データ受信用プログラム |
| KR101169895B1 (ko) * | 2004-01-20 | 2012-07-31 | 파나소닉 주식회사 | 화상 부호화 방법, 화상 복호화 방법, 화상 부호화 장치, 화상 복호화 장치 및 그 프로그램 |
| US7895034B2 (en) | 2004-09-17 | 2011-02-22 | Digital Rise Technology Co., Ltd. | Audio encoding system |
| US20060080090A1 (en) | 2004-10-07 | 2006-04-13 | Nokia Corporation | Reusing codebooks in parameter quantization |
| EP1691348A1 (en) | 2005-02-14 | 2006-08-16 | Ecole Polytechnique Federale De Lausanne | Parametric joint-coding of audio sources |
| US20070055510A1 (en) | 2005-07-19 | 2007-03-08 | Johannes Hilpert | Concept for bridging the gap between parametric multi-channel audio coding and matrixed-surround multi-channel coding |
| TWI396188B (zh) | 2005-08-02 | 2013-05-11 | Dolby Lab Licensing Corp | 依聆聽事件之函數控制空間音訊編碼參數的技術 |
| KR20070037945A (ko) | 2005-10-04 | 2007-04-09 | 삼성전자주식회사 | 오디오 신호의 부호화/복호화 방법 및 장치 |
| KR100857109B1 (ko) | 2005-10-05 | 2008-09-05 | 엘지전자 주식회사 | 신호 처리 방법 및 이의 장치, 그리고 인코딩 및 디코딩방법 및 이의 장치 |
| CN101401153B (zh) | 2006-02-22 | 2011-11-16 | 法国电信公司 | Celp技术中改进的数字音频信号的编码/解码 |
| MX2008010836A (es) * | 2006-02-24 | 2008-11-26 | France Telecom | Un metodo para codificacion binaria de indices de cuantificacion de una envoltura de señal, un metodo para descodificar una envoltura de señal, y modulos de codificacion y descodificacion correspondiente. |
| MX2009003570A (es) | 2006-10-16 | 2009-05-28 | Dolby Sweden Ab | Codificacion mejorada y representacion de parametros para codificacion de objetos de mezcla descendente de multicanal. |
| US7953595B2 (en) | 2006-10-18 | 2011-05-31 | Polycom, Inc. | Dual-transform coding of audio signals |
| DK2301021T3 (en) | 2008-07-10 | 2017-09-18 | Voiceage Corp | Apparatus and method for quantizing LPC filters in a super-frame |
| ES3032014T3 (en) * | 2008-07-11 | 2025-07-14 | Fraunhofer Ges Forschung | Audio decoder |
| CN102177426B (zh) * | 2008-10-08 | 2014-11-05 | 弗兰霍菲尔运输应用研究公司 | 多分辨率切换音频编码/解码方案 |
| EP2214161A1 (en) * | 2009-01-28 | 2010-08-04 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Apparatus, method and computer program for upmixing a downmix audio signal |
| US8194862B2 (en) | 2009-07-31 | 2012-06-05 | Activevideo Networks, Inc. | Video game system with mixing of independent pre-encoded digital audio bitstreams |
| UA48138U (ru) | 2009-08-31 | 2010-03-10 | Винницкий Национальный Технический Университет | Способ направленного поиска векторов при уплотнении языковых сигналов |
| KR101710113B1 (ko) | 2009-10-23 | 2017-02-27 | 삼성전자주식회사 | 위상 정보와 잔여 신호를 이용한 부호화／복호화 장치 및 방법 |
| US9117458B2 (en) | 2009-11-12 | 2015-08-25 | Lg Electronics Inc. | Apparatus for processing an audio signal and method thereof |
| US8692848B2 (en) | 2009-12-17 | 2014-04-08 | Broadcom Corporation | Method and system for tile mode renderer with coordinate shader |
| WO2011108964A1 (en) | 2010-03-02 | 2011-09-09 | Telefonaktiebolaget Lm Ericsson (Publ) | Source code adaption based on communication link quality and source coding delay. |
| KR101698439B1 (ko) | 2010-04-09 | 2017-01-20 | 돌비 인터네셔널 에이비 | Mdct-기반의 복소수 예측 스테레오 코딩 |
| CA2796292C (en) | 2010-04-13 | 2016-06-07 | Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. | Audio or video encoder, audio or video decoder and related methods for processing multi-channel audio or video signals using a variable prediction direction |
| US9112591B2 (en) | 2010-04-16 | 2015-08-18 | Samsung Electronics Co., Ltd. | Apparatus for encoding/decoding multichannel signal and method thereof |
| KR101798079B1 (ko) * | 2010-05-10 | 2017-11-16 | 삼성전자주식회사 | 픽셀값의 차분을 이용하여 영상 프레임을 부호화하는 방법 및 이를 위한 장치 |
| US8660195B2 (en) | 2010-08-10 | 2014-02-25 | Qualcomm Incorporated | Using quantized prediction memory during fast recovery coding |
| US9111526B2 (en) * | 2010-10-25 | 2015-08-18 | Qualcomm Incorporated | Systems, method, apparatus, and computer-readable media for decomposition of a multichannel music signal |
| CA3051552C (en) | 2011-04-20 | 2021-09-21 | Panasonic Intellectual Property Corporation Of America | Device and method for execution of huffman coding |
| US9966080B2 (en) * | 2011-11-01 | 2018-05-08 | Koninklijke Philips N.V. | Audio object encoding and decoding |
| US9223376B2 (en) * | 2012-03-23 | 2015-12-29 | Qualcomm Incorporated | Managing electrical current in a portable computing device when two or more communications overlap in drawing power during a transmission |
| WO2014009878A2 (en) * | 2012-07-09 | 2014-01-16 | Koninklijke Philips N.V. | Encoding and decoding of audio signals |
| BR112015029031B1 (pt) * | 2013-05-24 | 2021-02-23 | Dolby International Ab | Método e codificador para codificar um vetor de parâmetros em umsistema de codificação de áudio, método e decodificador para decodificar umvetor de símbolos codificados por entropia em um sistema de decodificação deáudio, e meio de armazenamento legível por computador |
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2014
- 2014-05-23 BR BR112015029031-0A patent/BR112015029031B1/pt active IP Right Grant
- 2014-05-23 CN CN201480029565.0A patent/CN105229729B/zh active Active
- 2014-05-23 EP EP23205287.8A patent/EP4290510B1/en active Active
- 2014-05-23 DK DK14725736.4T patent/DK3005350T3/en active
- 2014-05-23 UA UAA201512264A patent/UA112833C2/uk unknown
- 2014-05-23 JP JP2016514442A patent/JP6105159B2/ja active Active
- 2014-05-23 RU RU2015155311A patent/RU2643489C2/ru active
- 2014-05-23 SG SG11201509001YA patent/SG11201509001YA/en unknown
- 2014-05-23 ES ES21198240T patent/ES2965423T3/es active Active
- 2014-05-23 KR KR1020177020394A patent/KR101895198B1/ko active Active
- 2014-05-23 KR KR1020237028826A patent/KR102715092B1/ko active Active
- 2014-05-23 PL PL14725736T patent/PL3005350T3/pl unknown
- 2014-05-23 MX MX2017010953A patent/MX375380B/es unknown
- 2014-05-23 CA CA3077876A patent/CA3077876C/en active Active
- 2014-05-23 KR KR1020187024874A patent/KR102072777B1/ko active Active
- 2014-05-23 KR KR1020207035676A patent/KR102280461B1/ko active Active
- 2014-05-23 KR KR1020227036517A patent/KR102572382B1/ko active Active
- 2014-05-23 US US14/892,722 patent/US9704493B2/en active Active
- 2014-05-23 ES ES14725736.4T patent/ES2629025T3/es active Active
- 2014-05-23 CA CA3163664A patent/CA3163664C/en active Active
- 2014-05-23 EP EP14725736.4A patent/EP3005350B1/en active Active
- 2014-05-23 MY MYPI2019003013A patent/MY199032A/en unknown
- 2014-05-23 KR KR1020217015014A patent/KR102384348B1/ko active Active
- 2014-05-23 KR KR1020207002641A patent/KR102192245B1/ko active Active
- 2014-05-23 RU RU2018101246A patent/RU2676041C1/ru active
- 2014-05-23 CA CA2911746A patent/CA2911746C/en active Active
- 2014-05-23 EP EP17164543.5A patent/EP3252757B1/en active Active
- 2014-05-23 AU AU2014270301A patent/AU2014270301B2/en active Active
- 2014-05-23 WO PCT/EP2014/060731 patent/WO2014187988A2/en not_active Ceased
- 2014-05-23 CN CN201910125157.XA patent/CN110085238B/zh active Active
- 2014-05-23 KR KR1020247033073A patent/KR20240151867A/ko active Pending
- 2014-05-23 CA CA2990261A patent/CA2990261C/en active Active
- 2014-05-23 SG SG10201710019SA patent/SG10201710019SA/en unknown
- 2014-05-23 MY MYPI2015703952A patent/MY173644A/en unknown
- 2014-05-23 CA CA3251568A patent/CA3251568A1/en active Pending
- 2014-05-23 KR KR1020227011202A patent/KR102459010B1/ko active Active
- 2014-05-23 EP EP19193266.4A patent/EP3605532B1/en active Active
- 2014-05-23 MX MX2015015926A patent/MX350117B/es active IP Right Grant
- 2014-05-23 EP EP21198240.0A patent/EP3961622B1/en active Active
- 2014-05-23 KR KR1020157036397A patent/KR101763131B1/ko active Active
- 2014-05-23 ES ES19193266T patent/ES2902518T3/es active Active
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2015
- 2015-11-02 IL IL242410A patent/IL242410B/en active IP Right Grant
- 2015-11-19 MX MX2020010038A patent/MX2020010038A/es unknown
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2017
- 2017-03-01 JP JP2017038524A patent/JP6573640B2/ja active Active
- 2017-07-06 US US15/643,416 patent/US9940939B2/en active Active
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2018
- 2018-04-05 US US15/946,529 patent/US10418038B2/en active Active
- 2018-12-14 RU RU2018144368A patent/RU2710909C1/ru active
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2019
- 2019-08-13 JP JP2019148473A patent/JP6920382B2/ja active Active
- 2019-09-17 US US16/573,488 patent/US10714104B2/en active Active
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2020
- 2020-07-10 US US16/925,898 patent/US11024320B2/en active Active
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2021
- 2021-05-28 US US17/333,527 patent/US11594233B2/en active Active
- 2021-07-26 JP JP2021121510A patent/JP7258086B2/ja active Active
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2023
- 2023-02-27 US US18/114,885 patent/US12236961B2/en active Active
- 2023-04-04 JP JP2023060522A patent/JP7585379B2/ja active Active
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2024
- 2024-11-06 JP JP2024194253A patent/JP2025028867A/ja active Pending
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2025
- 2025-02-24 US US19/061,905 patent/US20250356860A1/en active Pending
- 2025-04-10 JP JP2025064679A patent/JP2025100674A/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040039568A1 (en) * | 2001-09-28 | 2004-02-26 | Keisuke Toyama | Coding method, apparatus, decoding method and apparatus |
| US20040268334A1 (en) * | 2003-06-30 | 2004-12-30 | Kalyan Muthukumar | System and method for software-pipelining of loops with sparse matrix routines |
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Legal Events
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| FGA | Letters patent sealed or granted (standard patent) |