HK1216453A1 - 用於音頻編碼和解碼的方法、對應的計算機可讀介質以及對應的音頻編碼器和解碼器 - Google Patents

用於音頻編碼和解碼的方法、對應的計算機可讀介質以及對應的音頻編碼器和解碼器

Info

Publication number
HK1216453A1
HK1216453A1 HK16104430.2A HK16104430A HK1216453A1 HK 1216453 A1 HK1216453 A1 HK 1216453A1 HK 16104430 A HK16104430 A HK 16104430A HK 1216453 A1 HK1216453 A1 HK 1216453A1
Authority
HK
Hong Kong
Prior art keywords
decoder
decoding
methods
readable media
audio
Prior art date
Application number
HK16104430.2A
Other languages
English (en)
Inventor
．普恩哈根
．維爾莫斯
．薩米爾森
．赫馮恩
Original Assignee
Dolby Int Ab
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Dolby Int Ab filed Critical Dolby Int Ab
Publication of HK1216453A1 publication Critical patent/HK1216453A1/zh

Links

Classifications

    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; 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 OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; 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
    • H04S3/02—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 
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S7/00—Indicating arrangements; Control arrangements, e.g. balance control
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S7/00—Indicating arrangements; Control arrangements, e.g. balance control
    • H04S7/30—Control circuits for electronic adaptation of the sound field
    • 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
    • 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
    • H04S2420/07—Synergistic effects of band splitting and sub-band processing
HK16104430.2A 2013-05-24 2016-04-18 用於音頻編碼和解碼的方法、對應的計算機可讀介質以及對應的音頻編碼器和解碼器 HK1216453A1 (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201361827288P 2013-05-24 2013-05-24
PCT/EP2014/060728 WO2014187987A1 (en) 2013-05-24 2014-05-23 Methods for audio encoding and decoding, corresponding computer-readable media and corresponding audio encoder and decoder

Publications (1)

Publication Number Publication Date
HK1216453A1 true HK1216453A1 (zh) 2016-11-11

Family

ID=50771513

Family Applications (1)

Application Number Title Priority Date Filing Date
HK16104430.2A HK1216453A1 (zh) 2013-05-24 2016-04-18 用於音頻編碼和解碼的方法、對應的計算機可讀介質以及對應的音頻編碼器和解碼器

Country Status (10)

Country Link
US (1) US9818412B2 (zh)
EP (1) EP3005352B1 (zh)
JP (1) JP6248186B2 (zh)
KR (1) KR101761099B1 (zh)
CN (2) CN105393304B (zh)
BR (1) BR112015028914B1 (zh)
ES (1) ES2624668T3 (zh)
HK (1) HK1216453A1 (zh)
RU (1) RU2628177C2 (zh)
WO (1) WO2014187987A1 (zh)

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* Cited by examiner, † Cited by third party
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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

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Also Published As

Publication number Publication date
CN110223702A (zh) 2019-09-10
KR101761099B1 (ko) 2017-07-25
JP2016522445A (ja) 2016-07-28
RU2015150066A (ru) 2017-05-26
EP3005352A1 (en) 2016-04-13
US20160111097A1 (en) 2016-04-21
KR20160003083A (ko) 2016-01-08
ES2624668T3 (es) 2017-07-17
CN105393304A (zh) 2016-03-09
US9818412B2 (en) 2017-11-14
WO2014187987A1 (en) 2014-11-27
BR112015028914A2 (pt) 2017-08-29
RU2628177C2 (ru) 2017-08-15
JP6248186B2 (ja) 2017-12-13
CN110223702B (zh) 2023-04-11
EP3005352B1 (en) 2017-03-29
CN105393304B (zh) 2019-05-28
BR112015028914B1 (pt) 2021-12-07

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