HK1217246A1 - 音頻編碼器和解碼器 - Google Patents
音頻編碼器和解碼器Info
- Publication number
- HK1217246A1 HK1217246A1 HK16105214.1A HK16105214A HK1217246A1 HK 1217246 A1 HK1217246 A1 HK 1217246A1 HK 16105214 A HK16105214 A HK 16105214A HK 1217246 A1 HK1217246 A1 HK 1217246A1
- Authority
- HK
- Hong Kong
- Prior art keywords
- decoder
- audio encoder
- encoder
- audio
- 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
- G10L19/008—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 (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201361827264P | 2013-05-24 | 2013-05-24 | |
| PCT/EP2014/060731 WO2014187988A2 (en) | 2013-05-24 | 2014-05-23 | Audio encoder and decoder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| HK1217246A1 true HK1217246A1 (zh) | 2016-12-30 |
Family
ID=50771514
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| HK16105214.1A HK1217246A1 (zh) | 2013-05-24 | 2016-05-06 | 音頻編碼器和解碼器 |
Country Status (19)
| Country | Link |
|---|---|
| US (7) | US9704493B2 (zh) |
| EP (5) | EP3605532B1 (zh) |
| JP (5) | JP6105159B2 (zh) |
| KR (9) | KR102280461B1 (zh) |
| CN (2) | CN110085238B (zh) |
| AU (1) | AU2014270301B2 (zh) |
| BR (1) | BR112015029031B1 (zh) |
| CA (4) | CA2911746C (zh) |
| DK (1) | DK3005350T3 (zh) |
| ES (3) | ES2965423T3 (zh) |
| HK (1) | HK1217246A1 (zh) |
| IL (1) | IL242410B (zh) |
| MX (2) | MX350117B (zh) |
| MY (1) | MY173644A (zh) |
| PL (1) | PL3005350T3 (zh) |
| RU (3) | RU2643489C2 (zh) |
| SG (2) | SG10201710019SA (zh) |
| UA (1) | UA112833C2 (zh) |
| WO (1) | WO2014187988A2 (zh) |
Families Citing this family (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2014187989A2 (en) | 2013-05-24 | 2014-11-27 | Dolby International Ab | Reconstruction of audio scenes from a downmix |
| SG10201710019SA (en) * | 2013-05-24 | 2018-01-30 | Dolby Int Ab | Audio Encoder And Decoder |
| CN109887516B (zh) | 2013-05-24 | 2023-10-20 | 杜比国际公司 | 对音频场景进行解码的方法、音频解码器以及介质 |
| JP6190947B2 (ja) | 2013-05-24 | 2017-08-30 | ドルビー・インターナショナル・アーベー | オーディオ・オブジェクトを含むオーディオ・シーンの効率的な符号化 |
| KR101751228B1 (ko) | 2013-05-24 | 2017-06-27 | 돌비 인터네셔널 에이비 | 오디오 오브젝트들을 포함한 오디오 장면들의 효율적 코딩 |
| 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 |
| US10580416B2 (en) * | 2015-07-06 | 2020-03-03 | Nokia Technologies Oy | Bit error detector for an audio signal decoder |
| 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 |
| EP4202921A4 (en) * | 2020-09-28 | 2024-02-21 | Samsung Electronics Co., Ltd. | AUDIO ENCODING APPARATUS AND METHOD AND AUDIO DECODING APPARATUS AND METHOD |
Family Cites Families (36)
| 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 |
| WO2002052732A1 (en) * | 2000-12-22 | 2002-07-04 | Sony Corporation | Encoder and decoder |
| SE0202159D0 (sv) * | 2001-07-10 | 2002-07-09 | Coding Technologies Sweden Ab | Efficientand scalable parametric stereo coding for low bitrate applications |
| JP2003110429A (ja) * | 2001-09-28 | 2003-04-11 | Sony Corp | 符号化方法及び装置、復号方法及び装置、伝送方法及び装置、並びに記録媒体 |
| 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 |
| US7263692B2 (en) * | 2003-06-30 | 2007-08-28 | Intel Corporation | System and method for software-pipelining of loops with sparse matrix routines |
| JP4705921B2 (ja) | 2004-01-20 | 2011-06-22 | パナソニック株式会社 | 量子化マトリクスおよび動画像の復号化方法、復号化装置、プログラムおよび記録媒体 |
| 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 |
| 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 |
| KR100857121B1 (ko) | 2005-10-05 | 2008-09-05 | 엘지전자 주식회사 | 신호 처리 방법 및 이의 장치, 그리고 인코딩 및 디코딩방법 및 이의 장치 |
| EP1994531B1 (fr) | 2006-02-22 | 2011-08-10 | France Telecom | Codage ou decodage perfectionnes d'un signal audionumerique, en technique celp |
| 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. |
| EP2054875B1 (en) | 2006-10-16 | 2011-03-23 | Dolby Sweden AB | Enhanced coding and parameter representation of multichannel downmixed object coding |
| US7953595B2 (en) | 2006-10-18 | 2011-05-31 | Polycom, Inc. | Dual-transform coding of audio signals |
| ES2650492T3 (es) | 2008-07-10 | 2018-01-18 | Voiceage Corporation | Dispositivo y método de cuantificación de filtro LPC de múltiples referencias |
| MX2011000382A (es) | 2008-07-11 | 2011-02-25 | Fraunhofer Ges Forschung | Codificador de audio, decodificador de audio, metodos para la codificacion y decodificacion de audio; transmision de audio y programa de computacion. |
| TWI419148B (zh) | 2008-10-08 | 2013-12-11 | Fraunhofer Ges Forschung | 多解析度切換音訊編碼／解碼方案 |
| 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 |
| 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 |
| RU2683175C2 (ru) | 2010-04-09 | 2019-03-26 | Долби Интернешнл Аб | Стереофоническое кодирование на основе mdct с комплексным предсказанием |
| PL3779979T3 (pl) | 2010-04-13 | 2024-01-15 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Sposób dekodowania audio do przetwarzania sygnałów audio stereo z wykorzystaniem zmiennego kierunku predykcji |
| 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 |
| KR101995694B1 (ko) * | 2011-04-20 | 2019-07-02 | 파나소닉 인텔렉츄얼 프로퍼티 코포레이션 오브 아메리카 | 허프만 부호화를 실행하기 위한 장치 및 방법 |
| CN103890841B (zh) * | 2011-11-01 | 2017-10-17 | 皇家飞利浦有限公司 | 音频对象编码和解码 |
| EP2870603B1 (en) * | 2012-07-09 | 2020-09-30 | Koninklijke Philips N.V. | Encoding and decoding of audio signals |
| SG10201710019SA (en) * | 2013-05-24 | 2018-01-30 | Dolby Int Ab | Audio Encoder And Decoder |
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2014
- 2014-05-23 SG SG10201710019SA patent/SG10201710019SA/en unknown
- 2014-05-23 WO PCT/EP2014/060731 patent/WO2014187988A2/en active Application Filing
- 2014-05-23 UA UAA201512264A patent/UA112833C2/uk unknown
- 2014-05-23 JP JP2016514442A patent/JP6105159B2/ja active Active
- 2014-05-23 EP EP19193266.4A patent/EP3605532B1/en active Active
- 2014-05-23 CN CN201910125157.XA patent/CN110085238B/zh active Active
- 2014-05-23 BR BR112015029031-0A patent/BR112015029031B1/pt active IP Right Grant
- 2014-05-23 KR KR1020207035676A patent/KR102280461B1/ko active Application Filing
- 2014-05-23 ES ES21198240T patent/ES2965423T3/es active Active
- 2014-05-23 KR KR1020207002641A patent/KR102192245B1/ko active IP Right Grant
- 2014-05-23 KR KR1020157036397A patent/KR101763131B1/ko active IP Right Grant
- 2014-05-23 EP EP14725736.4A patent/EP3005350B1/en active Active
- 2014-05-23 DK DK14725736.4T patent/DK3005350T3/en active
- 2014-05-23 KR KR1020227011202A patent/KR102459010B1/ko active Application Filing
- 2014-05-23 CA CA2911746A patent/CA2911746C/en active Active
- 2014-05-23 RU RU2015155311A patent/RU2643489C2/ru active
- 2014-05-23 MX MX2015015926A patent/MX350117B/es active IP Right Grant
- 2014-05-23 KR KR1020217015014A patent/KR102384348B1/ko active IP Right Grant
- 2014-05-23 CA CA2990261A patent/CA2990261C/en active Active
- 2014-05-23 EP EP17164543.5A patent/EP3252757B1/en active Active
- 2014-05-23 EP EP23205287.8A patent/EP4290510A3/en active Pending
- 2014-05-23 ES ES14725736.4T patent/ES2629025T3/es active Active
- 2014-05-23 CN CN201480029565.0A patent/CN105229729B/zh active Active
- 2014-05-23 KR KR1020227036517A patent/KR102572382B1/ko active IP Right Grant
- 2014-05-23 RU RU2018101246A patent/RU2676041C1/ru active
- 2014-05-23 CA CA3163664A patent/CA3163664A1/en active Pending
- 2014-05-23 MY MYPI2015703952A patent/MY173644A/en unknown
- 2014-05-23 KR KR1020177020394A patent/KR101895198B1/ko active Application Filing
- 2014-05-23 EP EP21198240.0A patent/EP3961622B1/en active Active
- 2014-05-23 US US14/892,722 patent/US9704493B2/en active Active
- 2014-05-23 SG SG11201509001YA patent/SG11201509001YA/en unknown
- 2014-05-23 PL PL14725736T patent/PL3005350T3/pl unknown
- 2014-05-23 KR KR1020237028826A patent/KR20230129576A/ko not_active Application Discontinuation
- 2014-05-23 CA CA3077876A patent/CA3077876C/en active Active
- 2014-05-23 AU AU2014270301A patent/AU2014270301B2/en active Active
- 2014-05-23 ES ES19193266T patent/ES2902518T3/es active Active
- 2014-05-23 KR KR1020187024874A patent/KR102072777B1/ko active IP Right Grant
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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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2016
- 2016-05-06 HK HK16105214.1A patent/HK1217246A1/zh 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/US20230282219A1/en active Pending
- 2023-04-04 JP JP2023060522A patent/JP2023076575A/ja active Pending
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