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)
  • Testing, Inspecting, Measuring Of Stereoscopic Televisions And Televisions (AREA)
  • Indication And Recording Devices For Special Purposes And Tariff Metering Devices (AREA)
  • Tone Control, Compression And Expansion, Limiting Amplitude (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
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
JP2011-102394 2011-04-28

Publications (1)

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

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
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=)

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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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TWI529703B (zh) 2010-02-11 2016-04-11 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
TWI896112B (zh) 2010-12-03 2025-09-01 美商杜比實驗室特許公司 音頻解碼裝置、音頻解碼方法及音頻編碼方法
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
US10844689B1 (en) 2019-12-19 2020-11-24 Saudi Arabian Oil Company Downhole ultrasonic actuator system for mitigating lost circulation
CN121122295A (zh) 2012-05-18 2025-12-12 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
KR102192755B1 (ko) 2013-01-21 2020-12-18 돌비 레버러토리즈 라이쎈싱 코오포레이션 프로그램 라우드니스 및 경계 메타데이터를 가진 오디오 인코더 및 디코더
CN119479682A (zh) 2013-01-21 2025-02-18 杜比实验室特许公司 用于在不同回放设备之间优化响度和动态范围的系统和方法
CN105074818B (zh) 2013-02-21 2019-08-13 杜比国际公司 音频编码系统、用于产生比特流的方法以及音频解码器
WO2014148848A2 (ko) * 2013-03-21 2014-09-25 인텔렉추얼디스커버리 주식회사 오디오 신호 크기 제어 방법 및 장치
CN107093991B (zh) 2013-03-26 2020-10-09 杜比实验室特许公司 基于目标响度的响度归一化方法和设备
CN105190618B (zh) 2013-04-05 2019-01-25 杜比实验室特许公司 用于自动文件检测的对来自基于文件的媒体的特有信息的获取、恢复和匹配
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
ES3061991T3 (en) 2013-09-12 2026-04-08 Dolby Laboratories Licensing Corp Dynamic range control for a wide variety of playback environments
CN110675883B (zh) 2013-09-12 2023-08-18 杜比实验室特许公司 用于下混合音频内容的响度调整
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
CN119296555A (zh) 2014-10-10 2025-01-10 杜比实验室特许公司 基于发送无关的表示的节目响度
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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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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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
WO2003019533A1 (en) * 2001-08-24 2003-03-06 Kabushiki Kaisha Kenwood Device and method for interpolating frequency components of signal adaptively
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
ES2678415T3 (es) * 2008-08-05 2018-08-10 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Aparato y procedimiento para procesamiento y señal de audio para mejora de habla mediante el uso de una extracción de característica
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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JP2012235310A (ja) 2012-11-29
EP2518897A2 (en) 2012-10-31
EP2518897A3 (en) 2013-03-27
US20120275625A1 (en) 2012-11-01

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Application publication date: 20121031