CA3251768A1 - Concept for Audio Encoding and Decoding for Audio Channels and Audio Objects - Google Patents
Concept for Audio Encoding and Decoding for Audio Channels and Audio ObjectsInfo
- Publication number
- CA3251768A1 CA3251768A1 CA3251768A CA3251768A CA3251768A1 CA 3251768 A1 CA3251768 A1 CA 3251768A1 CA 3251768 A CA3251768 A CA 3251768A CA 3251768 A CA3251768 A CA 3251768A CA 3251768 A1 CA3251768 A1 CA 3251768A1
- Authority
- CA
- Canada
- Prior art keywords
- audio
- channels
- objects
- output
- decoder
- 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.)
- Pending
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
- G10L19/02—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
- G10L19/028—Noise substitution, i.e. substituting non-tonal spectral components by noisy source
-
- 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
-
- 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
- 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
- G10L19/22—Mode decision, i.e. based on audio signal content versus external parameters
-
- 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
-
- 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
- H04S2400/00—Details of stereophonic systems covered by H04S but not provided for in its groups
- H04S2400/11—Positioning of individual sound objects, e.g. moving airplane, within a sound field
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Computational Linguistics (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Human Computer Interaction (AREA)
- Health & Medical Sciences (AREA)
- Mathematical Physics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Stereophonic System (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Circuit For Audible Band Transducer (AREA)
- Management Or Editing Of Information On Record Carriers (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP20130177378 EP2830045A1 (en) | 2013-07-22 | 2013-07-22 | Concept for audio encoding and decoding for audio channels and audio objects |
| EP13177378.0 | 2013-07-22 | ||
| CA2918148A CA2918148A1 (en) | 2013-07-22 | 2014-07-16 | Concept for audio encoding and decoding for audio channels and audio objects |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA2918148A Division CA2918148A1 (en) | 2013-07-22 | 2014-07-16 | Concept for audio encoding and decoding for audio channels and audio objects |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA3251768A1 true CA3251768A1 (en) | 2025-03-17 |
Family
ID=48803456
Family Applications (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA3251768A Pending CA3251768A1 (en) | 2013-07-22 | 2014-07-16 | Concept for Audio Encoding and Decoding for Audio Channels and Audio Objects |
| CA3251771A Pending CA3251771A1 (en) | 2013-07-22 | 2014-07-16 | Concept for Audio Encoding and Decoding for Audio Channels and Audio Objects |
| CA2918148A Pending CA2918148A1 (en) | 2013-07-22 | 2014-07-16 | Concept for audio encoding and decoding for audio channels and audio objects |
Family Applications After (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA3251771A Pending CA3251771A1 (en) | 2013-07-22 | 2014-07-16 | Concept for Audio Encoding and Decoding for Audio Channels and Audio Objects |
| CA2918148A Pending CA2918148A1 (en) | 2013-07-22 | 2014-07-16 | Concept for audio encoding and decoding for audio channels and audio objects |
Country Status (18)
| Country | Link |
|---|---|
| US (3) | US10249311B2 (enExample) |
| EP (4) | EP2830045A1 (enExample) |
| JP (1) | JP6268286B2 (enExample) |
| KR (2) | KR101979578B1 (enExample) |
| CN (2) | CN105612577B (enExample) |
| AR (1) | AR097003A1 (enExample) |
| AU (1) | AU2014295269B2 (enExample) |
| BR (1) | BR112016001143B1 (enExample) |
| CA (3) | CA3251768A1 (enExample) |
| ES (2) | ES2995102T3 (enExample) |
| MX (1) | MX359159B (enExample) |
| PL (2) | PL3025329T3 (enExample) |
| PT (1) | PT3025329T (enExample) |
| RU (1) | RU2641481C2 (enExample) |
| SG (1) | SG11201600476RA (enExample) |
| TW (1) | TWI566235B (enExample) |
| WO (1) | WO2015010998A1 (enExample) |
| ZA (1) | ZA201601076B (enExample) |
Families Citing this family (39)
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| EP2830051A3 (en) | 2013-07-22 | 2015-03-04 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Audio encoder, audio decoder, methods and computer program using jointly encoded residual signals |
| EP2830047A1 (en) | 2013-07-22 | 2015-01-28 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Apparatus and method for low delay object metadata coding |
| 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 |
| US20170086005A1 (en) * | 2014-03-25 | 2017-03-23 | Intellectual Discovery Co., Ltd. | System and method for processing audio signal |
| RU2701060C2 (ru) * | 2014-09-30 | 2019-09-24 | Сони Корпорейшн | Передающее устройство, способ передачи, приемное устройство и способ приема |
| US10706860B2 (en) | 2015-10-08 | 2020-07-07 | Dolby International Ab | Layered coding for compressed sound or sound field representations |
| EP3208800A1 (en) * | 2016-02-17 | 2017-08-23 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Apparatus and method for stereo filing in multichannel coding |
| US10386496B2 (en) * | 2016-03-18 | 2019-08-20 | Deere & Company | Navigation satellite orbit and clock determination with low latency clock corrections |
| CN109478406B (zh) * | 2016-06-30 | 2023-06-27 | 杜塞尔多夫华为技术有限公司 | 一种用于对多声道音频信号进行编解码的装置及方法 |
| US9913061B1 (en) | 2016-08-29 | 2018-03-06 | The Directv Group, Inc. | Methods and systems for rendering binaural audio content |
| EP3566473B8 (en) * | 2017-03-06 | 2022-06-15 | Dolby International AB | Integrated reconstruction and rendering of audio signals |
| US11074921B2 (en) | 2017-03-28 | 2021-07-27 | Sony Corporation | Information processing device and information processing method |
| GB2563635A (en) | 2017-06-21 | 2018-12-26 | Nokia Technologies Oy | Recording and rendering audio signals |
| JP6888172B2 (ja) * | 2018-01-18 | 2021-06-16 | ドルビー ラボラトリーズ ライセンシング コーポレイション | 音場表現信号を符号化する方法及びデバイス |
| BR112020015570A2 (pt) * | 2018-02-01 | 2021-02-02 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e. V. | codificador de cena de áudio, decodificador de cena de áudio e métodos relacionados com uso de análise espacial de codificador/decodificador híbrido |
| KR20200136393A (ko) * | 2018-03-29 | 2020-12-07 | 소니 주식회사 | 정보 처리 장치, 정보 처리 방법 및 프로그램 |
| WO2019197349A1 (en) | 2018-04-11 | 2019-10-17 | Dolby International Ab | Methods, apparatus and systems for a pre-rendered signal for audio rendering |
| JP7575947B2 (ja) | 2018-07-02 | 2024-10-30 | ドルビー ラボラトリーズ ライセンシング コーポレイション | 没入的オーディオ信号を含むビットストリームを生成するための方法および装置 |
| BR112020017095B1 (pt) | 2018-10-16 | 2024-02-27 | Dolby Laboratories Licensing Corporation | Método de processamento de áudio, aparelho e mídia de armazenamento não transitória |
| GB2578625A (en) | 2018-11-01 | 2020-05-20 | Nokia Technologies Oy | Apparatus, methods and computer programs for encoding spatial metadata |
| JP7504091B2 (ja) * | 2018-11-02 | 2024-06-21 | ドルビー・インターナショナル・アーベー | オーディオ・エンコーダおよびオーディオ・デコーダ |
| WO2020102156A1 (en) | 2018-11-13 | 2020-05-22 | Dolby Laboratories Licensing Corporation | Representing spatial audio by means of an audio signal and associated metadata |
| WO2020102153A1 (en) | 2018-11-13 | 2020-05-22 | Dolby Laboratories Licensing Corporation | Audio processing in immersive audio services |
| CN113016032B (zh) * | 2018-11-20 | 2024-08-20 | 索尼集团公司 | 信息处理装置和方法以及程序 |
| CN109448741B (zh) * | 2018-11-22 | 2021-05-11 | 广州广晟数码技术有限公司 | 一种3d音频编码、解码方法及装置 |
| GB2582910A (en) | 2019-04-02 | 2020-10-14 | Nokia Technologies Oy | Audio codec extension |
| EP3761672B1 (en) | 2019-07-02 | 2023-04-05 | Dolby International AB | Using metadata to aggregate signal processing operations |
| EP3809709A1 (en) * | 2019-10-14 | 2021-04-21 | Koninklijke Philips N.V. | Apparatus and method for audio encoding |
| US11861761B2 (en) | 2019-11-15 | 2024-01-02 | Intel Corporation | Graphics processing unit processing and caching improvements |
| EP3857919B1 (en) * | 2019-12-02 | 2022-05-18 | Dolby Laboratories Licensing Corporation | Methods and apparatus for conversion from channel-based audio to object-based audio |
| CN113724717B (zh) * | 2020-05-21 | 2023-07-14 | 成都鼎桥通信技术有限公司 | 车载音频处理系统、方法、车机控制器和车辆 |
| CN115668364A (zh) | 2020-05-26 | 2023-01-31 | 杜比国际公司 | 利用高效的闪避增益应用改善主-相关联音频体验 |
| CN116529815A (zh) * | 2020-10-13 | 2023-08-01 | 弗劳恩霍夫应用研究促进协会 | 对多个音频对象进行编码的装置和方法以及使用两个或更多个相关音频对象进行解码的装置和方法 |
| KR20230088402A (ko) | 2020-10-13 | 2023-06-19 | 프라운호퍼 게젤샤프트 쭈르 푀르데룽 데어 안겐반텐 포르슝 에. 베. | 복수의 오디오 객체를 인코딩하는 장치 및 방법 또는 둘 이상의 관련 오디오 객체를 이용하여 디코딩하는 장치 및 방법(Apparatus and method for encoding a plurality of audio objects or appratus and method for decoding using two or more relevant audio objects) |
| CN114822564B (zh) * | 2021-01-21 | 2025-06-06 | 华为技术有限公司 | 音频对象的比特分配方法和装置 |
| CN117546236B (zh) * | 2021-06-15 | 2025-04-15 | 北京字跳网络技术有限公司 | 音频渲染系统、方法和电子设备 |
| CN117730368A (zh) * | 2021-07-29 | 2024-03-19 | 杜比国际公司 | 用于处理基于对象的音频和基于声道的音频的方法和装置 |
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| CN118869668A (zh) * | 2024-09-24 | 2024-10-29 | 音王电声股份有限公司 | 一种三维声编解码元数据的方法 |
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