SG11201600476RA - 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
- SG11201600476RA SG11201600476RA SG11201600476RA SG11201600476RA SG11201600476RA SG 11201600476R A SG11201600476R A SG 11201600476RA SG 11201600476R A SG11201600476R A SG 11201600476RA SG 11201600476R A SG11201600476R A SG 11201600476RA SG 11201600476R A SG11201600476R A SG 11201600476RA
- Authority
- SG
- Singapore
- Prior art keywords
- audio
- decoding
- concept
- objects
- channels
- Prior art date
Links
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
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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
- G10L19/02—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)
- Multimedia (AREA)
- Signal Processing (AREA)
- Acoustics & Sound (AREA)
- Health & Medical Sciences (AREA)
- Human Computer Interaction (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Computational Linguistics (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 (2)
| 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 |
| PCT/EP2014/065289 WO2015010998A1 (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 |
|---|---|
| SG11201600476RA true SG11201600476RA (en) | 2016-02-26 |
Family
ID=48803456
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SG11201600476RA SG11201600476RA (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 (en) |
| EP (3) | EP2830045A1 (en) |
| JP (1) | JP6268286B2 (en) |
| KR (2) | KR101979578B1 (en) |
| CN (2) | CN110942778B (en) |
| AR (1) | AR097003A1 (en) |
| AU (1) | AU2014295269B2 (en) |
| BR (1) | BR112016001143B1 (en) |
| CA (1) | CA2918148A1 (en) |
| ES (1) | ES2913849T3 (en) |
| MX (1) | MX359159B (en) |
| PL (1) | PL3025329T3 (en) |
| PT (1) | PT3025329T (en) |
| RU (1) | RU2641481C2 (en) |
| SG (1) | SG11201600476RA (en) |
| TW (1) | TWI566235B (en) |
| WO (1) | WO2015010998A1 (en) |
| ZA (1) | ZA201601076B (en) |
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| 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 |
| WO2015147435A1 (en) * | 2014-03-25 | 2015-10-01 | 인텔렉추얼디스커버리 주식회사 | System and method for processing audio signal |
| EP3992963B1 (en) | 2015-10-08 | 2023-02-15 | 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 |
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| WO2018001489A1 (en) * | 2016-06-30 | 2018-01-04 | Huawei Technologies Duesseldorf Gmbh | Apparatuses and methods for encoding and decoding a multichannel audio signal |
| US9913061B1 (en) | 2016-08-29 | 2018-03-06 | The Directv Group, Inc. | Methods and systems for rendering binaural audio content |
| CN110447243B (en) * | 2017-03-06 | 2021-06-01 | 杜比国际公司 | Method, decoder system, and medium for rendering audio output based on audio data stream |
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| EP3777245A1 (en) | 2018-04-11 | 2021-02-17 | Dolby International AB | Methods, apparatus and systems for a pre-rendered signal for audio rendering |
| CN118368577A (en) * | 2018-07-02 | 2024-07-19 | 杜比实验室特许公司 | Method and apparatus for generating or decoding a bitstream comprising an immersive audio signal |
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| GB2578625A (en) * | 2018-11-01 | 2020-05-20 | Nokia Technologies Oy | Apparatus, methods and computer programs for encoding spatial metadata |
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| JP7468359B2 (en) * | 2018-11-20 | 2024-04-16 | ソニーグループ株式会社 | Information processing device, method, and program |
| CN109448741B (en) * | 2018-11-22 | 2021-05-11 | 广州广晟数码技术有限公司 | 3D audio coding and decoding method and device |
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