CN110085238B - 音频编码器和解码器 - Google Patents
音频编码器和解码器 Download PDFInfo
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- CN110085238B CN110085238B CN201910125157.XA CN201910125157A CN110085238B CN 110085238 B CN110085238 B CN 110085238B CN 201910125157 A CN201910125157 A CN 201910125157A CN 110085238 B CN110085238 B CN 110085238B
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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
- G10L19/0017—Lossless audio signal coding; Perfect reconstruction of coded audio signal by transmission of coding error
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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
- G10L19/032—Quantisation or dequantisation of spectral components
- G10L19/038—Vector quantisation, e.g. TwinVQ audio
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- 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
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- 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)
- Error Detection And Correction (AREA)
- Stereophonic System (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910125157.XA CN110085238B (zh) | 2013-05-24 | 2014-05-23 | 音频编码器和解码器 |
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201361827264P | 2013-05-24 | 2013-05-24 | |
| US61/827,264 | 2013-05-24 | ||
| CN201480029565.0A CN105229729B (zh) | 2013-05-24 | 2014-05-23 | 音频编码器和解码器 |
| CN201910125157.XA CN110085238B (zh) | 2013-05-24 | 2014-05-23 | 音频编码器和解码器 |
| PCT/EP2014/060731 WO2014187988A2 (en) | 2013-05-24 | 2014-05-23 | Audio encoder and decoder |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201480029565.0A Division CN105229729B (zh) | 2013-05-24 | 2014-05-23 | 音频编码器和解码器 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110085238A CN110085238A (zh) | 2019-08-02 |
| CN110085238B true CN110085238B (zh) | 2023-06-02 |
Family
ID=50771514
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910125157.XA Active CN110085238B (zh) | 2013-05-24 | 2014-05-23 | 音频编码器和解码器 |
| CN201480029565.0A Active CN105229729B (zh) | 2013-05-24 | 2014-05-23 | 音频编码器和解码器 |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201480029565.0A Active CN105229729B (zh) | 2013-05-24 | 2014-05-23 | 音频编码器和解码器 |
Country Status (18)
| Country | Link |
|---|---|
| US (8) | US9704493B2 (enExample) |
| EP (6) | EP3961622B1 (enExample) |
| JP (7) | JP6105159B2 (enExample) |
| KR (10) | KR102459010B1 (enExample) |
| CN (2) | CN110085238B (enExample) |
| AU (1) | AU2014270301B2 (enExample) |
| BR (1) | BR112015029031B1 (enExample) |
| CA (5) | CA3163664C (enExample) |
| DK (1) | DK3005350T3 (enExample) |
| ES (4) | ES3057878T3 (enExample) |
| IL (1) | IL242410B (enExample) |
| MX (3) | MX350117B (enExample) |
| MY (2) | MY173644A (enExample) |
| PL (1) | PL3005350T3 (enExample) |
| RU (3) | RU2643489C2 (enExample) |
| SG (2) | SG11201509001YA (enExample) |
| UA (1) | UA112833C2 (enExample) |
| WO (1) | WO2014187988A2 (enExample) |
Families Citing this family (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2745832C2 (ru) | 2013-05-24 | 2021-04-01 | Долби Интернешнл Аб | Эффективное кодирование звуковых сцен, содержащих звуковые объекты |
| EP3005356B1 (en) | 2013-05-24 | 2017-08-09 | Dolby International AB | Efficient coding of audio scenes comprising audio objects |
| EP3270375B1 (en) | 2013-05-24 | 2020-01-15 | Dolby International AB | Reconstruction of audio scenes from a downmix |
| EP3961622B1 (en) | 2013-05-24 | 2023-11-01 | Dolby International AB | Audio encoder |
| CN110085239B (zh) | 2013-05-24 | 2023-08-04 | 杜比国际公司 | 对音频场景进行解码的方法、解码器及计算机可读介质 |
| WO2015059154A1 (en) | 2013-10-21 | 2015-04-30 | Dolby International Ab | Audio encoder and decoder |
| EP3127109B1 (en) | 2014-04-01 | 2018-03-14 | 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 |
| CN116324979A (zh) | 2020-09-28 | 2023-06-23 | 三星电子株式会社 | 音频编码装置和方法，以及音频解码装置和方法 |
| US12259827B2 (en) * | 2023-01-31 | 2025-03-25 | Avago Technologies International Sales Pte. Limited | Systems and methods for address scrambling |
Citations (3)
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| CN1476673A (zh) * | 2001-09-28 | 2004-02-18 | 索尼株式会社 | 编码方法和设备以及解码方法和设备 |
| CN101695132A (zh) * | 2004-01-20 | 2010-04-14 | 松下电器产业株式会社 | 图像编码方法和设备、图像解码方法和设备及其程序 |
| WO2013064957A1 (en) * | 2011-11-01 | 2013-05-10 | Koninklijke Philips Electronics N.V. | Audio object encoding and decoding |
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| DE4423612A1 (de) | 1994-07-06 | 1996-01-11 | Basf Ag | 2-[(Dihydro)pyrazolyl-3'-oxymethylen]-anilide, Verfahren zu ihrer Herstelung und ihre Verwendung |
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