HK1195612A1 - 三維音頻音軌的編碼及再現 - Google Patents
三維音頻音軌的編碼及再現Info
- Publication number
- HK1195612A1 HK1195612A1 HK14108899.9A HK14108899A HK1195612A1 HK 1195612 A1 HK1195612 A1 HK 1195612A1 HK 14108899 A HK14108899 A HK 14108899A HK 1195612 A1 HK1195612 A1 HK 1195612A1
- Authority
- HK
- Hong Kong
- Prior art keywords
- reproduction
- encoding
- dimensional audio
- audio soundtracks
- soundtracks
- 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
- G10L19/04—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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S3/00—Systems employing more than two channels, e.g. quadraphonic
- H04S3/008—Systems employing more than two channels, e.g. quadraphonic in which the audio signals are in digital form, i.e. employing more than two discrete digital channels
-
- 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
- G10L19/173—Transcoding, i.e. converting between two coded representations avoiding cascaded coding-decoding
-
- 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
- H04S2400/00—Details of stereophonic systems covered by H04S but not provided for in its groups
- H04S2400/03—Aspects of down-mixing multi-channel audio to configurations with lower numbers of playback channels, e.g. 7.1 -> 5.1
-
- 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
- H04S2420/01—Enhancing the perception of the sound image or of the spatial distribution using head related transfer functions [HRTF's] or equivalents thereof, e.g. interaural time difference [ITD] or interaural level difference [ILD]
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S3/00—Systems employing more than two channels, e.g. quadraphonic
- H04S3/002—Non-adaptive circuits, e.g. manually adjustable or static, for enhancing the sound image or the spatial distribution
- H04S3/004—For headphones
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Multimedia (AREA)
- Computational Linguistics (AREA)
- Health & Medical Sciences (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Human Computer Interaction (AREA)
- Mathematical Physics (AREA)
- Stereophonic System (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201161453461P | 2011-03-16 | 2011-03-16 | |
| US201213421661A | 2012-03-15 | 2012-03-15 | |
| PCT/US2012/029277 WO2012125855A1 (en) | 2011-03-16 | 2012-03-15 | Encoding and reproduction of three dimensional audio soundtracks |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| HK1195612A1 true HK1195612A1 (zh) | 2014-11-14 |
Family
ID=46831101
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| HK14108899.9A HK1195612A1 (zh) | 2011-03-16 | 2014-09-02 | 三維音頻音軌的編碼及再現 |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US9530421B2 (zh) |
| EP (1) | EP2686654A4 (zh) |
| JP (1) | JP6088444B2 (zh) |
| KR (2) | KR102374897B1 (zh) |
| CN (1) | CN103649706B (zh) |
| HK (1) | HK1195612A1 (zh) |
| TW (1) | TWI573131B (zh) |
| WO (1) | WO2012125855A1 (zh) |
Families Citing this family (88)
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| EP3748632A1 (en) * | 2012-07-09 | 2020-12-09 | Koninklijke Philips N.V. | Encoding and decoding of audio signals |
| EP2875511B1 (en) * | 2012-07-19 | 2018-02-21 | Dolby International AB | Audio coding for improving the rendering of multi-channel audio signals |
| US9489954B2 (en) * | 2012-08-07 | 2016-11-08 | Dolby Laboratories Licensing Corporation | Encoding and rendering of object based audio indicative of game audio content |
| KR20140047509A (ko) * | 2012-10-12 | 2014-04-22 | 한국전자통신연구원 | 객체 오디오 신호의 잔향 신호를 이용한 오디오 부/복호화 장치 |
| TR201808415T4 (tr) | 2013-01-15 | 2018-07-23 | Koninklijke Philips Nv | Binoral ses işleme. |
| EP2757559A1 (en) * | 2013-01-22 | 2014-07-23 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Apparatus and method for spatial audio object coding employing hidden objects for signal mixture manipulation |
| CN104019885A (zh) | 2013-02-28 | 2014-09-03 | 杜比实验室特许公司 | 声场分析系统 |
| US9344826B2 (en) | 2013-03-04 | 2016-05-17 | Nokia Technologies Oy | Method and apparatus for communicating with audio signals having corresponding spatial characteristics |
| EP2974253B1 (en) | 2013-03-15 | 2019-05-08 | Dolby Laboratories Licensing Corporation | Normalization of soundfield orientations based on auditory scene analysis |
| WO2014160717A1 (en) * | 2013-03-28 | 2014-10-02 | Dolby Laboratories Licensing Corporation | Using single bitstream to produce tailored audio device mixes |
| TWI530941B (zh) | 2013-04-03 | 2016-04-21 | 杜比實驗室特許公司 | 用於基於物件音頻之互動成像的方法與系統 |
| WO2014171791A1 (ko) | 2013-04-19 | 2014-10-23 | 한국전자통신연구원 | 다채널 오디오 신호 처리 장치 및 방법 |
| CN104982042B (zh) | 2013-04-19 | 2018-06-08 | 韩国电子通信研究院 | 多信道音频信号处理装置及方法 |
| CA3211308A1 (en) | 2013-05-24 | 2014-11-27 | Dolby International Ab | Coding of audio scenes |
| JP6248186B2 (ja) | 2013-05-24 | 2017-12-13 | ドルビー・インターナショナル・アーベー | オーディオ・エンコードおよびデコード方法、対応するコンピュータ可読媒体ならびに対応するオーディオ・エンコーダおよびデコーダ |
| EP2973551B1 (en) | 2013-05-24 | 2017-05-03 | Dolby International AB | Reconstruction of audio scenes from a downmix |
| CN104240711B (zh) | 2013-06-18 | 2019-10-11 | 杜比实验室特许公司 | 用于生成自适应音频内容的方法、系统和装置 |
| EP2830327A1 (en) * | 2013-07-22 | 2015-01-28 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Audio processor for orientation-dependent processing |
| EP2830045A1 (en) | 2013-07-22 | 2015-01-28 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Concept for audio encoding and decoding for audio channels and audio objects |
| EP2830049A1 (en) | 2013-07-22 | 2015-01-28 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Apparatus and method for efficient object metadata coding |
| EP2830050A1 (en) | 2013-07-22 | 2015-01-28 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Apparatus and method for enhanced spatial audio object coding |
| US9319819B2 (en) * | 2013-07-25 | 2016-04-19 | Etri | Binaural rendering method and apparatus for decoding multi channel audio |
| CN105432098B (zh) | 2013-07-30 | 2017-08-29 | 杜比国际公司 | 针对任意扬声器布局的音频对象的平移 |
| CN105556597B (zh) | 2013-09-12 | 2019-10-29 | 杜比国际公司 | 多声道音频内容的编码和解码 |
| WO2015056383A1 (ja) | 2013-10-17 | 2015-04-23 | パナソニック株式会社 | オーディオエンコード装置及びオーディオデコード装置 |
| EP2866227A1 (en) * | 2013-10-22 | 2015-04-29 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Method for decoding and encoding a downmix matrix, method for presenting audio content, encoder and decoder for a downmix matrix, audio encoder and audio decoder |
| ES2755349T3 (es) | 2013-10-31 | 2020-04-22 | Dolby Laboratories Licensing Corp | Renderización binaural para auriculares utilizando procesamiento de metadatos |
| EP2879131A1 (en) * | 2013-11-27 | 2015-06-03 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Decoder, encoder and method for informed loudness estimation in object-based audio coding systems |
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| JP6299202B2 (ja) * | 2013-12-16 | 2018-03-28 | 富士通株式会社 | オーディオ符号化装置、オーディオ符号化方法、オーディオ符号化プログラム及びオーディオ復号装置 |
| CN104882145B (zh) | 2014-02-28 | 2019-10-29 | 杜比实验室特许公司 | 使用音频对象的时间变化的音频对象聚类 |
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| EP2922057A1 (en) | 2014-03-21 | 2015-09-23 | Thomson Licensing | Method for compressing a Higher Order Ambisonics (HOA) signal, method for decompressing a compressed HOA signal, apparatus for compressing a HOA signal, and apparatus for decompressing a compressed HOA signal |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20050087956A (ko) | 2004-02-27 | 2005-09-01 | 삼성전자주식회사 | 무손실 오디오 부호화/복호화 방법 및 장치 |
| SE0400998D0 (sv) * | 2004-04-16 | 2004-04-16 | Cooding Technologies Sweden Ab | Method for representing multi-channel audio signals |
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| KR101100213B1 (ko) | 2007-03-16 | 2011-12-28 | 엘지전자 주식회사 | 오디오 신호 처리 방법 및 장치 |
| MX2010004220A (es) * | 2007-10-17 | 2010-06-11 | Fraunhofer Ges Forschung | Codificacion de audio usando mezcla descendente. |
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| US8670575B2 (en) * | 2008-12-05 | 2014-03-11 | Lg Electronics Inc. | Method and an apparatus for processing an audio signal |
| US20100324915A1 (en) * | 2009-06-23 | 2010-12-23 | Electronic And Telecommunications Research Institute | Encoding and decoding apparatuses for high quality multi-channel audio codec |
| KR101283783B1 (ko) * | 2009-06-23 | 2013-07-08 | 한국전자통신연구원 | 고품질 다채널 오디오 부호화 및 복호화 장치 |
-
2012
- 2012-03-15 TW TW101108869A patent/TWI573131B/zh active
- 2012-03-15 US US14/026,984 patent/US9530421B2/en active Active
- 2012-03-15 CN CN201280021295.XA patent/CN103649706B/zh active Active
- 2012-03-15 WO PCT/US2012/029277 patent/WO2012125855A1/en active Application Filing
- 2012-03-15 EP EP12757223.8A patent/EP2686654A4/en not_active Withdrawn
- 2012-03-15 JP JP2013558183A patent/JP6088444B2/ja active Active
- 2012-03-15 KR KR1020207001900A patent/KR102374897B1/ko active IP Right Grant
- 2012-03-15 KR KR1020137027239A patent/KR20140027954A/ko active Search and Examination
-
2014
- 2014-09-02 HK HK14108899.9A patent/HK1195612A1/zh unknown
Also Published As
| Publication number | Publication date |
|---|---|
| JP2014525048A (ja) | 2014-09-25 |
| EP2686654A4 (en) | 2015-03-11 |
| CN103649706B (zh) | 2015-11-25 |
| KR102374897B1 (ko) | 2022-03-17 |
| US20140350944A1 (en) | 2014-11-27 |
| TWI573131B (zh) | 2017-03-01 |
| WO2012125855A1 (en) | 2012-09-20 |
| CN103649706A (zh) | 2014-03-19 |
| EP2686654A1 (en) | 2014-01-22 |
| KR20140027954A (ko) | 2014-03-07 |
| JP6088444B2 (ja) | 2017-03-01 |
| US9530421B2 (en) | 2016-12-27 |
| KR20200014428A (ko) | 2020-02-10 |
| TW201303851A (zh) | 2013-01-16 |
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