CN102761312A - 信号处理装置及其方法、程序以及数据记录介质 - Google Patents

信号处理装置及其方法、程序以及数据记录介质 Download PDF

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Publication number
CN102761312A
CN102761312A CN2012101191859A CN201210119185A CN102761312A CN 102761312 A CN102761312 A CN 102761312A CN 2012101191859 A CN2012101191859 A CN 2012101191859A CN 201210119185 A CN201210119185 A CN 201210119185A CN 102761312 A CN102761312 A CN 102761312A
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CN
China
Prior art keywords
mapping
control information
input signal
mapping control
unit
Prior art date
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Pending
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CN2012101191859A
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English (en)
Chinese (zh)
Inventor
河野明文
知念彻
辻实
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Sony Corp
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Sony Corp
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Application filed by Sony Corp filed Critical Sony Corp
Publication of CN102761312A publication Critical patent/CN102761312A/zh
Pending legal-status Critical Current

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    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G7/00—Volume compression or expansion in amplifiers
    • H03G7/002—Volume compression or expansion in amplifiers in untuned or low-frequency amplifiers, e.g. audio amplifiers
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G7/00—Volume compression or expansion in amplifiers
    • H03G7/007—Volume compression or expansion in amplifiers of digital or coded signals
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G9/00—Combinations of two or more types of control, e.g. gain control and tone control
    • H03G9/005—Combinations of two or more types of control, e.g. gain control and tone control of digital or coded signals
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G9/00—Combinations of two or more types of control, e.g. gain control and tone control
    • H03G9/02—Combinations of two or more types of control, e.g. gain control and tone control in untuned amplifiers
    • H03G9/025—Combinations of two or more types of control, e.g. gain control and tone control in untuned amplifiers frequency-dependent volume compression or expansion, e.g. multiple-band systems

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Stereophonic System (AREA)
  • Tone Control, Compression And Expansion, Limiting Amplitude (AREA)
  • Indication And Recording Devices For Special Purposes And Tariff Metering Devices (AREA)
  • Testing, Inspecting, Measuring Of Stereoscopic Televisions And Televisions (AREA)
CN2012101191859A 2011-04-28 2012-04-20 信号处理装置及其方法、程序以及数据记录介质 Pending CN102761312A (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2011-102394 2011-04-28
JP2011102394A JP2012235310A (ja) 2011-04-28 2011-04-28 信号処理装置および方法、プログラム、並びにデータ記録媒体

Publications (1)

Publication Number Publication Date
CN102761312A true CN102761312A (zh) 2012-10-31

Family

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Family Applications (1)

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CN2012101191859A Pending CN102761312A (zh) 2011-04-28 2012-04-20 信号处理装置及其方法、程序以及数据记录介质

Country Status (4)

Country Link
US (1) US20120275625A1 (https=)
EP (1) EP2518897A3 (https=)
JP (1) JP2012235310A (https=)
CN (1) CN102761312A (https=)

Cited By (3)

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US9076992B2 (en) 2013-08-19 2015-07-07 Shenzhen China Star Optoelectronics Technology Co., Ltd. Method for preventing short circuit between metal wires in organic light emitting diode display device
CN110800319A (zh) * 2017-07-07 2020-02-14 三星电子株式会社 声音输出设备及其信号处理方法
CN116153309A (zh) * 2023-02-20 2023-05-23 上海法青景观科技有限公司 一种具有学习功能的声控智能造雾系统

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KR101261212B1 (ko) 2004-10-26 2013-05-07 돌비 레버러토리즈 라이쎈싱 코오포레이션 오디오 신호 처리 방법 및 장치
TWI447709B (zh) 2010-02-11 2014-08-01 杜比實驗室特許公司 用以非破壞地正常化可攜式裝置中音訊訊號響度之系統及方法
JP5903758B2 (ja) * 2010-09-08 2016-04-13 ソニー株式会社 信号処理装置および方法、プログラム、並びにデータ記録媒体
TWI581250B (zh) 2010-12-03 2017-05-01 杜比實驗室特許公司 利用多媒體處理節點之適應性處理技術
CN103325380B (zh) 2012-03-23 2017-09-12 杜比实验室特许公司 用于信号增强的增益后处理
CN119252266A (zh) 2012-05-18 2025-01-03 杜比实验室特许公司 用于维持与参数音频编码器相关联的可逆动态范围控制信息的系统
US10844689B1 (en) 2019-12-19 2020-11-24 Saudi Arabian Oil Company Downhole ultrasonic actuator system for mitigating lost circulation
WO2014113471A1 (en) 2013-01-21 2014-07-24 Dolby Laboratories Licensing Corporation System and method for optimizing loudness and dynamic range across different playback devices
RU2719690C2 (ru) 2013-01-21 2020-04-21 Долби Лабораторис Лайсэнзин Корпорейшн Аудиокодер и аудиодекодер с метаданными громкости и границы программы
US9715880B2 (en) 2013-02-21 2017-07-25 Dolby International Ab Methods for parametric multi-channel encoding
JP2016520854A (ja) * 2013-03-21 2016-07-14 インテレクチュアル ディスカバリー カンパニー リミテッド オーディオ信号大きさの制御方法及び装置
CN104080024B (zh) 2013-03-26 2019-02-19 杜比实验室特许公司 音量校平器控制器和控制方法以及音频分类器
WO2014165304A1 (en) 2013-04-05 2014-10-09 Dolby Laboratories Licensing Corporation Acquisition, recovery, and matching of unique information from file-based media for automated file detection
TWM487509U (zh) 2013-06-19 2014-10-01 杜比實驗室特許公司 音訊處理設備及電子裝置
JP2015050685A (ja) 2013-09-03 2015-03-16 ソニー株式会社 オーディオ信号処理装置および方法、並びにプログラム
EP3544181B1 (en) 2013-09-12 2025-12-03 Dolby Laboratories Licensing Corporation Dynamic range control for a wide variety of playback environments
EP3044786B1 (en) 2013-09-12 2024-04-24 Dolby Laboratories Licensing Corporation Loudness adjustment for downmixed audio content
CN110808723B (zh) 2014-05-26 2024-09-17 杜比实验室特许公司 音频信号响度控制
EP3518236B8 (en) 2014-10-10 2022-05-25 Dolby Laboratories Licensing Corporation Transmission-agnostic presentation-based program loudness
JP6432386B2 (ja) * 2015-02-17 2018-12-05 ヤマハ株式会社 音響信号処理装置および音響信号処理プログラム
WO2016155853A1 (en) * 2015-04-02 2016-10-06 Harman Becker Automotive Systems Gmbh Multii-band signal compressing
US9973868B2 (en) * 2016-10-05 2018-05-15 Tymphany Hk Ltd. Method for estimating the battery life of battery-powered audio systems by means of an amplitude modulated broadband audio signal
CN109658949A (zh) * 2018-12-29 2019-04-19 重庆邮电大学 一种基于深度神经网络的语音增强方法

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US20020172378A1 (en) * 1999-11-29 2002-11-21 Bizjak Karl M. Softclip method and apparatus
WO2004112245A1 (en) * 2003-06-18 2004-12-23 Nokia Corporation Dynamic range control of an audio signal and method of its operation
GB2429346A (en) * 2006-03-15 2007-02-21 Nec Technologies User-selectable limits in audio level control
US20100027811A1 (en) * 2008-07-29 2010-02-04 Lg Electronics Inc. method and an apparatus for processing an audio signal
US20100220879A1 (en) * 2007-10-16 2010-09-02 Phonak Ag Hearing system and method for operating a hearing system

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US4887299A (en) * 1987-11-12 1989-12-12 Nicolet Instrument Corporation Adaptive, programmable signal processing hearing aid
JPH05234249A (ja) * 1992-02-26 1993-09-10 Pioneer Electron Corp オーディオ信号処理装置
JPH05275950A (ja) 1992-03-27 1993-10-22 Matsushita Electric Ind Co Ltd 音響信号ダイナミックレンジ圧縮装置
JP4012506B2 (ja) * 2001-08-24 2007-11-21 株式会社ケンウッド 信号の周波数成分を適応的に補間するための装置および方法
JP3933909B2 (ja) * 2001-10-29 2007-06-20 日本放送協会 音声／音楽混合比推定装置およびそれを用いたオーディオ装置
JP2007067868A (ja) * 2005-08-31 2007-03-15 Victor Co Of Japan Ltd 低音増幅デジタル信号処理装置
JP2009265422A (ja) * 2008-04-25 2009-11-12 Sony Corp 情報処理装置及び情報処理方法
EP2151822B8 (en) * 2008-08-05 2018-10-24 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Apparatus and method for processing an audio signal for speech enhancement using a feature extraction
JP5434372B2 (ja) * 2009-08-26 2014-03-05 ヤマハ株式会社 音量調整装置

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20020172378A1 (en) * 1999-11-29 2002-11-21 Bizjak Karl M. Softclip method and apparatus
WO2004112245A1 (en) * 2003-06-18 2004-12-23 Nokia Corporation Dynamic range control of an audio signal and method of its operation
GB2429346A (en) * 2006-03-15 2007-02-21 Nec Technologies User-selectable limits in audio level control
US20100220879A1 (en) * 2007-10-16 2010-09-02 Phonak Ag Hearing system and method for operating a hearing system
US20100027811A1 (en) * 2008-07-29 2010-02-04 Lg Electronics Inc. method and an apparatus for processing an audio signal

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9076992B2 (en) 2013-08-19 2015-07-07 Shenzhen China Star Optoelectronics Technology Co., Ltd. Method for preventing short circuit between metal wires in organic light emitting diode display device
CN110800319A (zh) * 2017-07-07 2020-02-14 三星电子株式会社 声音输出设备及其信号处理方法
CN116153309A (zh) * 2023-02-20 2023-05-23 上海法青景观科技有限公司 一种具有学习功能的声控智能造雾系统

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US20120275625A1 (en) 2012-11-01
EP2518897A3 (en) 2013-03-27
JP2012235310A (ja) 2012-11-29
EP2518897A2 (en) 2012-10-31

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Application publication date: 20121031