CN105612766B - 使用渲染音频信号的解相关的多声道音频解码器、多声道音频编码器、方法、以及计算机可读介质 - Google Patents

使用渲染音频信号的解相关的多声道音频解码器、多声道音频编码器、方法、以及计算机可读介质 Download PDF

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CN105612766B
CN105612766B CN201480052113.4A CN201480052113A CN105612766B CN 105612766 B CN105612766 B CN 105612766B CN 201480052113 A CN201480052113 A CN 201480052113A CN 105612766 B CN105612766 B CN 105612766B
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audio
signal
signals
rendered
matrix
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CN105612766A (zh
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萨沙·迪施
哈拉尔德·福克斯
奥立弗·赫尔穆特
于尔根·赫勒
阿德里安·姆塔萨
约尼·帕鲁斯
法尔科·里德布赫
里昂·特恩蒂夫
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Fraunhofer Gesellschaft zur Foerderung der Angewandten Forschung eV
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S3/00—Systems employing more than two channels, e.g. quadraphonic
    • 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
    • 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 
    • 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)
  • Mathematical Physics (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Computational Linguistics (AREA)
  • Health & Medical Sciences (AREA)
  • Algebra (AREA)
  • General Physics & Mathematics (AREA)
  • Mathematical Analysis (AREA)
  • Mathematical Optimization (AREA)
  • Pure & Applied Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Stereophonic System (AREA)
CN201480052113.4A 2013-07-22 2014-07-17 使用渲染音频信号的解相关的多声道音频解码器、多声道音频编码器、方法、以及计算机可读介质 Active CN105612766B (zh)

Applications Claiming Priority (7)

Application Number Priority Date Filing Date Title
EP13177374 2013-07-22
EP13177374.9 2013-07-22
EP20130189345 EP2830334A1 (en) 2013-07-22 2013-10-18 Multi-channel audio decoder, multi-channel audio encoder, methods, computer program and encoded audio representation using a decorrelation of rendered audio signals
EP13189345.5 2013-10-18
EP14161611.0 2014-03-25
EP14161611 2014-03-25
PCT/EP2014/065397 WO2015011015A1 (en) 2013-07-22 2014-07-17 Multi-channel audio decoder, multi-channel audio encoder, methods, computer program and encoded audio representation using a decorrelation of rendered audio signals

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ES2653975T3 (es) 2018-02-09
KR101829822B1 (ko) 2018-03-29
JP6777700B2 (ja) 2020-10-28
TW201521469A (zh) 2015-06-01
MX2016000902A (es) 2016-05-31
US20160247507A1 (en) 2016-08-25
CA2919080A1 (en) 2015-01-29
BR112016001250B1 (pt) 2022-07-26
PT3022949T (pt) 2018-01-23
JP6449877B2 (ja) 2019-01-09
RU2665917C2 (ru) 2018-09-04
CA2919080C (en) 2018-06-05
MX361115B (es) 2018-11-28
RU2016105755A (ru) 2017-08-25
JP2016528811A (ja) 2016-09-15
CN105612766A (zh) 2016-05-25
PL3022949T3 (pl) 2018-04-30
SG11201600466PA (en) 2016-02-26
AU2014295207A1 (en) 2016-03-10
JP2019032541A (ja) 2019-02-28
KR20160039634A (ko) 2016-04-11
AU2014295207B2 (en) 2017-02-02
BR112016001250A2 (https=) 2017-07-25
EP3022949B1 (en) 2017-10-18
US10431227B2 (en) 2019-10-01
US20180350375A1 (en) 2018-12-06
WO2015011015A1 (en) 2015-01-29
EP3022949A1 (en) 2016-05-25
TWI601408B (zh) 2017-10-01
MY195412A (en) 2023-01-19
US12374342B2 (en) 2025-07-29

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