JP6007474B2 - 音声信号処理装置、音声信号処理方法、プログラムおよび記録媒体 - Google Patents

音声信号処理装置、音声信号処理方法、プログラムおよび記録媒体 Download PDF

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Publication number
JP6007474B2
JP6007474B2 JP2011223485A JP2011223485A JP6007474B2 JP 6007474 B2 JP6007474 B2 JP 6007474B2 JP 2011223485 A JP2011223485 A JP 2011223485A JP 2011223485 A JP2011223485 A JP 2011223485A JP 6007474 B2 JP6007474 B2 JP 6007474B2
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Japan
Prior art keywords
channel
audio signal
audio
signal
channels
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JP2011223485A
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Japanese (ja)
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JP2013085119A (ja
JP2013085119A5 (https=
Inventor
越 沖本
越 沖本
山田　裕司
裕司 山田
寿理 酒井
寿理 酒井
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Sony Corp
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Sony Corp
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Priority to JP2011223485A priority Critical patent/JP6007474B2/ja
Priority to US13/591,814 priority patent/US9607622B2/en
Priority to CN201210375359.8A priority patent/CN103037300B/zh
Publication of JP2013085119A publication Critical patent/JP2013085119A/ja
Publication of JP2013085119A5 publication Critical patent/JP2013085119A5/ja
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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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S3/00—Systems employing more than two channels, e.g. quadraphonic
    • H04S3/002—Non-adaptive circuits, e.g. manually adjustable or static, for enhancing the sound image or the spatial distribution
    • H04S3/004—For headphones
    • 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 
    • 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 
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Mathematical Physics (AREA)
  • Computational Linguistics (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Multimedia (AREA)
  • Stereophonic System (AREA)
JP2011223485A 2011-10-07 2011-10-07 音声信号処理装置、音声信号処理方法、プログラムおよび記録媒体 Expired - Fee Related JP6007474B2 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP2011223485A JP6007474B2 (ja) 2011-10-07 2011-10-07 音声信号処理装置、音声信号処理方法、プログラムおよび記録媒体
US13/591,814 US9607622B2 (en) 2011-10-07 2012-08-22 Audio-signal processing device, audio-signal processing method, program, and recording medium
CN201210375359.8A CN103037300B (zh) 2011-10-07 2012-09-29 音频信号处理设备和音频信号处理方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2011223485A JP6007474B2 (ja) 2011-10-07 2011-10-07 音声信号処理装置、音声信号処理方法、プログラムおよび記録媒体

Publications (3)

Publication Number Publication Date
JP2013085119A JP2013085119A (ja) 2013-05-09
JP2013085119A5 JP2013085119A5 (https=) 2014-11-06
JP6007474B2 true JP6007474B2 (ja) 2016-10-12

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JP2011223485A Expired - Fee Related JP6007474B2 (ja) 2011-10-07 2011-10-07 音声信号処理装置、音声信号処理方法、プログラムおよび記録媒体

Country Status (3)

Country Link
US (1) US9607622B2 (https=)
JP (1) JP6007474B2 (https=)
CN (1) CN103037300B (https=)

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US10477337B2 (en) * 2014-01-16 2019-11-12 Sony Corporation Audio processing device and method therefor
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CN104064191B (zh) * 2014-06-10 2017-12-15 北京音之邦文化科技有限公司 混音方法及装置
GB2544458B (en) * 2015-10-08 2019-10-02 Facebook Inc Binaural synthesis
JP6939786B2 (ja) * 2016-07-05 2021-09-22 ソニーグループ株式会社 音場形成装置および方法、並びにプログラム
US10331750B2 (en) 2016-08-01 2019-06-25 Facebook, Inc. Systems and methods to manage media content items
JP6763721B2 (ja) * 2016-08-05 2020-09-30 大学共同利用機関法人情報・システム研究機構 音源分離装置
CN109036440B (zh) * 2017-06-08 2022-04-01 腾讯科技（深圳）有限公司 多人会话的方法及系统
CN111191788A (zh) * 2018-12-29 2020-05-22 中科寒武纪科技股份有限公司 运算方法、装置及相关产品
US12395804B1 (en) * 2019-07-12 2025-08-19 Scaeva Technologies, Inc. System and method for an audio reproduction device
US12170886B2 (en) * 2023-03-27 2024-12-17 Ex Machina Soundworks, LLC Methods and systems for optimizing behavior of audio playback systems
US12401964B2 (en) 2023-03-27 2025-08-26 Ex Machina Soundworks, LLC Methods and systems for optimizing behavior of automotive audio playback systems
WO2025076762A1 (zh) * 2023-10-12 2025-04-17 瑞声开泰声学科技(上海)有限公司 面向扬声器阵列的多重滤波系统的实现方法及相关装置

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Also Published As

Publication number Publication date
US20130089209A1 (en) 2013-04-11
US9607622B2 (en) 2017-03-28
CN103037300A (zh) 2013-04-10
JP2013085119A (ja) 2013-05-09
CN103037300B (zh) 2016-10-05

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