JP6600004B2 - マルチチャンネル信号を符号化又は復号化するための装置と方法 - Google Patents

マルチチャンネル信号を符号化又は復号化するための装置と方法 Download PDF

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JP6600004B2
JP6600004B2 JP2017548015A JP2017548015A JP6600004B2 JP 6600004 B2 JP6600004 B2 JP 6600004B2 JP 2017548015 A JP2017548015 A JP 2017548015A JP 2017548015 A JP2017548015 A JP 2017548015A JP 6600004 B2 JP6600004 B2 JP 6600004B2
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サッシャ ディック
フローリアン シュウ
ニコラウス レッテルバッハ
トビアス シュヴェーグラー
リヒャルト フューク
ジョーハン ヒルペアト
マティアス ノイズィンガー
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フラウンホッファー−ゲゼルシャフト ツァ フェルダールング デァ アンゲヴァンテン フォアシュンク エー．ファオ
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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
    • G10L19/02—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
    • 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
    • H04S2400/01—Multi-channel, i.e. more than two input channels, sound reproduction with two speakers wherein the multi-channel information is substantially preserved

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Computational Linguistics (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Health & Medical Sciences (AREA)
  • Mathematical Physics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Error Detection And Correction (AREA)
  • Stereophonic System (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
JP2017548015A 2015-03-09 2016-03-08 マルチチャンネル信号を符号化又は復号化するための装置と方法 Active JP6600004B2 (ja)

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EP15172492.9A EP3067885A1 (en) 2015-03-09 2015-06-17 Apparatus and method for encoding or decoding a multi-channel signal
EP15172492.9 2015-06-17
PCT/EP2016/054900 WO2016142375A1 (en) 2015-03-09 2016-03-08 Apparatus and method for encoding or decoding a multi-channel signal

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JP2020034920A (ja) * 2015-03-09 2020-03-05 フラウンホッファー−ゲゼルシャフト ツァ フェルダールング デァ アンゲヴァンテン フォアシュンク エー．ファオ マルチチャンネル信号を符号化又は復号化するための装置と方法

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US11955131B2 (en) 2015-03-09 2024-04-09 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Apparatus and method for encoding or decoding a multi-channel signal
JP7617154B2 (ja) 2015-03-09 2025-01-17 フラウンホッファー－ゲゼルシャフト ツァ フェルダールング デァ アンゲヴァンテン フォアシュンク エー．ファオ マルチチャンネル信号を符号化又は復号化するための装置と方法
US12462819B2 (en) 2015-03-09 2025-11-04 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Apparatus and method for encoding or decoding a multi-channel signal

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