ES2881076T3 - Aparato y método para la codificación eficiente de metadatos de objetos - Google Patents
Aparato y método para la codificación eficiente de metadatos de objetos Download PDFInfo
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- ES2881076T3 ES2881076T3 ES14739199T ES14739199T ES2881076T3 ES 2881076 T3 ES2881076 T3 ES 2881076T3 ES 14739199 T ES14739199 T ES 14739199T ES 14739199 T ES14739199 T ES 14739199T ES 2881076 T3 ES2881076 T3 ES 2881076T3
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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
- G10L19/005—Correction of errors induced by the transmission channel, if related to the coding algorithm
-
- 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
-
- 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
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S3/00—Systems employing more than two channels, e.g. quadraphonic
-
- 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
- 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S5/00—Pseudo-stereo systems, e.g. in which additional channel signals are derived from monophonic signals by means of phase shifting, time delay or reverberation
- H04S5/005—Pseudo-stereo systems, e.g. in which additional channel signals are derived from monophonic signals by means of phase shifting, time delay or reverberation of the pseudo five- or more-channel type, e.g. virtual surround
-
- 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
-
- 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
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- 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)
- General Physics & Mathematics (AREA)
- Algebra (AREA)
- Mathematical Analysis (AREA)
- Mathematical Optimization (AREA)
- Pure & Applied Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Stereophonic System (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP13177365 | 2013-07-22 | ||
| EP20130177378 EP2830045A1 (en) | 2013-07-22 | 2013-07-22 | Concept for audio encoding and decoding for audio channels and audio objects |
| EP13177367 | 2013-07-22 | ||
| EP13189284.6A EP2830049A1 (en) | 2013-07-22 | 2013-10-18 | Apparatus and method for efficient object metadata coding |
| PCT/EP2014/065299 WO2015011000A1 (en) | 2013-07-22 | 2014-07-16 | Apparatus and method for efficient object metadata coding |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ES2881076T3 true ES2881076T3 (es) | 2021-11-26 |
Family
ID=49385151
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ES14739199T Active ES2881076T3 (es) | 2013-07-22 | 2014-07-16 | Aparato y método para la codificación eficiente de metadatos de objetos |
Country Status (16)
| Country | Link |
|---|---|
| US (8) | US9743210B2 (enExample) |
| EP (5) | EP2830049A1 (enExample) |
| JP (2) | JP6239109B2 (enExample) |
| KR (5) | KR20230054741A (enExample) |
| CN (3) | CN111883148B (enExample) |
| AU (2) | AU2014295267B2 (enExample) |
| BR (2) | BR112016001140B1 (enExample) |
| CA (2) | CA2918860C (enExample) |
| ES (1) | ES2881076T3 (enExample) |
| MX (2) | MX357576B (enExample) |
| MY (1) | MY176994A (enExample) |
| RU (2) | RU2666282C2 (enExample) |
| SG (2) | SG11201600469TA (enExample) |
| TW (1) | TWI560703B (enExample) |
| WO (2) | WO2015010996A1 (enExample) |
| ZA (2) | ZA201601044B (enExample) |
Families Citing this family (32)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| EP2830048A1 (en) | 2013-07-22 | 2015-01-28 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Apparatus and method for realizing a SAOC downmix of 3D audio content |
| 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 |
| EP2830052A1 (en) | 2013-07-22 | 2015-01-28 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Audio decoder, audio encoder, method for providing at least four audio channel signals on the basis of an encoded representation, method for providing an encoded representation on the basis of at least four audio channel signals and computer program using a bandwidth extension |
| CN111736696A (zh) * | 2013-11-05 | 2020-10-02 | 索尼公司 | 信息处理装置、信息处理方法和存储介质 |
| CN106796804B (zh) | 2014-10-02 | 2020-09-18 | 杜比国际公司 | 用于对话增强的解码方法和解码器 |
| TWI631835B (zh) * | 2014-11-12 | 2018-08-01 | 弗勞恩霍夫爾協會 | 用以解碼媒體信號之解碼器、及用以編碼包含用於主要媒體資料之元資料或控制資料的次要媒體資料之編碼器 |
| TWI890652B (zh) | 2015-03-13 | 2025-07-11 | 瑞典商杜比國際公司 | 音訊處理單元、用於將經編碼的音訊位元流解碼之方法以及非暫態電腦可讀媒體 |
| KR102465286B1 (ko) * | 2015-06-17 | 2022-11-10 | 소니그룹주식회사 | 송신 장치, 송신 방법, 수신 장치 및 수신 방법 |
| JP6461029B2 (ja) * | 2016-03-10 | 2019-01-30 | 株式会社東芝 | 時系列データ圧縮装置 |
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| EP3293987B1 (en) * | 2016-09-13 | 2020-10-21 | Nokia Technologies Oy | Audio processing |
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| EP3566473B8 (en) * | 2017-03-06 | 2022-06-15 | Dolby International AB | Integrated reconstruction and rendering of audio signals |
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| CN109688497B (zh) * | 2017-10-18 | 2021-10-01 | 宏达国际电子股份有限公司 | 声音播放装置、方法及非暂态存储介质 |
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| CN112005560B (zh) * | 2018-04-10 | 2021-12-31 | 高迪奥实验室公司 | 使用元数据处理音频信号的方法和设备 |
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| WO2021053266A2 (en) | 2019-09-17 | 2021-03-25 | Nokia Technologies Oy | Spatial audio parameter encoding and associated decoding |
| JP7434610B2 (ja) * | 2020-05-26 | 2024-02-20 | ドルビー・インターナショナル・アーベー | 効率的なダッキング利得適用による改善されたメイン‐関連オーディオ体験 |
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