CN102013256B - 用于生成多个输出音频通道的方法及设备 - Google Patents

用于生成多个输出音频通道的方法及设备 Download PDF

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Publication number
CN102013256B
CN102013256B CN2010102983019A CN201010298301A CN102013256B CN 102013256 B CN102013256 B CN 102013256B CN 2010102983019 A CN2010102983019 A CN 2010102983019A CN 201010298301 A CN201010298301 A CN 201010298301A CN 102013256 B CN102013256 B CN 102013256B
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matrix
data
passage
demoder
decoder structure
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Chinese (zh)
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CN102013256A (zh
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E·G·P·舒杰斯
G·H·霍索
H·普尔恩哈根
W·A·施尔德巴克
H·霍里克
H·M·K·克约林
K·J·罗登
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Koninklijke Philips NV
Dolby International AB
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Dolby International AB
Koninklijke Philips Electronics NV
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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
    • G10L19/04—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
    • G10L19/24—Variable rate codecs, e.g. for generating different qualities using a scalable representation such as hierarchical encoding or layered encoding
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
    • H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
    • H04N21/233—Processing of audio elementary streams
    • 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)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Acoustics & Sound (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Computational Linguistics (AREA)
  • Mathematical Physics (AREA)
  • Quality & Reliability (AREA)
  • Stereophonic System (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
  • Signal Processing Not Specific To The Method Of Recording And Reproducing (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
  • Amplifiers (AREA)
CN2010102983019A 2005-07-14 2006-07-07 用于生成多个输出音频通道的方法及设备 Active CN102013256B (zh)

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EP05106466.5 2005-07-14

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CN102013256B true CN102013256B (zh) 2013-12-18

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CN2006800255555A Active CN101223575B (zh) 2005-07-14 2006-07-07 音频编码和解码

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US (1) US7966191B2 (https=)
EP (2) EP2088580B1 (https=)
JP (2) JP5097702B2 (https=)
KR (2) KR101496193B1 (https=)
CN (2) CN102013256B (https=)
AT (2) ATE523877T1 (https=)
BR (1) BRPI0613469A2 (https=)
DE (1) DE602006007139D1 (https=)
ES (2) ES2327158T3 (https=)
MX (1) MX2008000504A (https=)
PL (2) PL1902443T3 (https=)
RU (2) RU2418385C2 (https=)
WO (1) WO2007007263A2 (https=)

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KR101464977B1 (ko) * 2007-10-01 2014-11-25 삼성전자주식회사 메모리 관리 방법, 및 멀티 채널 데이터의 복호화 방법 및장치
CN101911180A (zh) * 2007-10-22 2010-12-08 韩国电子通信研究院 多对象音频编码和解码方法以及其设备
JP5603339B2 (ja) * 2008-10-29 2014-10-08 ドルビー インターナショナル アーベー 既存のオーディオゲインメタデータを使用した信号のクリッピングの保護
KR20110022251A (ko) * 2009-08-27 2011-03-07 삼성전자주식회사 스테레오 오디오의 부호화, 복호화 방법 및 장치
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CN102142924B (zh) * 2010-02-03 2014-04-09 中兴通讯股份有限公司 一种多用途语音频编码传输方法和装置
CN103415883B (zh) 2011-03-28 2015-11-25 杜比实验室特许公司 用于低频效果声道的减少复杂性变换
EP2956935B1 (en) * 2013-02-14 2017-01-04 Dolby Laboratories Licensing Corporation Controlling the inter-channel coherence of upmixed audio signals
TWI618050B (zh) 2013-02-14 2018-03-11 杜比實驗室特許公司 用於音訊處理系統中之訊號去相關的方法及設備
WO2014126688A1 (en) 2013-02-14 2014-08-21 Dolby Laboratories Licensing Corporation Methods for audio signal transient detection and decorrelation control
CN110223702B (zh) 2013-05-24 2023-04-11 杜比国际公司 音频解码系统和重构方法
TWI671734B (zh) * 2013-09-12 2019-09-11 瑞典商杜比國際公司 在包含三個音訊聲道的多聲道音訊系統中之解碼方法、編碼方法、解碼裝置及編碼裝置、包含用於執行解碼方法及編碼方法的指令之非暫態電腦可讀取的媒體之電腦程式產品、包含解碼裝置及編碼裝置的音訊系統
CA2926243C (en) 2013-10-21 2018-01-23 Lars Villemoes Decorrelator structure for parametric reconstruction of audio signals
JP6479786B2 (ja) 2013-10-21 2019-03-06 ドルビー・インターナショナル・アーベー オーディオ信号のパラメトリック再構成
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CN107710790B (zh) * 2015-06-24 2021-06-22 索尼公司 用于处理声音的装置、方法及程序
US10416954B2 (en) 2017-04-28 2019-09-17 Microsoft Technology Licensing, Llc Streaming of augmented/virtual reality spatial audio/video
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Also Published As

Publication number Publication date
BRPI0613469A2 (pt) 2012-11-06
RU2418385C2 (ru) 2011-05-10
EP2088580B1 (en) 2011-09-07
EP1902443B1 (en) 2009-06-03
EP2088580A2 (en) 2009-08-12
JP5269039B2 (ja) 2013-08-21
JP5097702B2 (ja) 2012-12-12
MX2008000504A (es) 2008-03-07
KR20100134084A (ko) 2010-12-22
WO2007007263A2 (en) 2007-01-18
ATE433182T1 (de) 2009-06-15
US7966191B2 (en) 2011-06-21
PL2088580T3 (pl) 2012-07-31
RU2461078C2 (ru) 2012-09-10
ES2374309T3 (es) 2012-02-15
EP1902443A2 (en) 2008-03-26
DE602006007139D1 (de) 2009-07-16
WO2007007263A3 (en) 2007-03-29
RU2010137467A (ru) 2012-03-20
ES2327158T3 (es) 2009-10-26
EP2088580A3 (en) 2009-08-19
JP2011059711A (ja) 2011-03-24
KR101492826B1 (ko) 2015-02-13
HK1154984A1 (en) 2012-05-04
CN102013256A (zh) 2011-04-13
KR20080037672A (ko) 2008-04-30
CN101223575B (zh) 2011-09-21
ATE523877T1 (de) 2011-09-15
PL1902443T3 (pl) 2009-12-31
KR101496193B1 (ko) 2015-02-26
US20080255856A1 (en) 2008-10-16
RU2008105556A (ru) 2009-08-20
CN101223575A (zh) 2008-07-16
JP2009501354A (ja) 2009-01-15

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