ATE368922T1 - System und verfahren zur audiosignalverarbeitung - Google Patents

System und verfahren zur audiosignalverarbeitung

Info

Publication number
ATE368922T1
ATE368922T1 AT04799094T AT04799094T ATE368922T1 AT E368922 T1 ATE368922 T1 AT E368922T1 AT 04799094 T AT04799094 T AT 04799094T AT 04799094 T AT04799094 T AT 04799094T AT E368922 T1 ATE368922 T1 AT E368922T1
Authority
AT
Austria
Prior art keywords
audio signal
signal processing
input level
gain factor
phonemes
Prior art date
Application number
AT04799094T
Other languages
English (en)
Inventor
Christophe Macours
Original Assignee
Nxp Bv
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Nxp Bv filed Critical Nxp Bv
Application granted granted Critical
Publication of ATE368922T1 publication Critical patent/ATE368922T1/de

Links

Classifications

    • 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
    • G10L21/00—Speech or voice signal processing techniques to produce another audible or non-audible signal, e.g. visual or tactile, in order to modify its quality or its intelligibility
    • G10L21/02—Speech enhancement, e.g. noise reduction or echo cancellation
    • 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
    • G10L21/00—Speech or voice signal processing techniques to produce another audible or non-audible signal, e.g. visual or tactile, in order to modify its quality or its intelligibility
    • G10L21/02—Speech enhancement, e.g. noise reduction or echo cancellation
    • G10L21/038—Speech enhancement, e.g. noise reduction or echo cancellation using band spreading techniques
    • 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
    • G10L25/00—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00
    • G10L25/93—Discriminating between voiced and unvoiced parts of speech signals
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G7/00—Volume compression or expansion in 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Human Computer Interaction (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Computational Linguistics (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Quality & Reliability (AREA)
  • Circuit For Audible Band Transducer (AREA)
  • Stereo-Broadcasting Methods (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Signal Processing Not Specific To The Method Of Recording And Reproducing (AREA)
AT04799094T 2003-11-14 2004-11-09 System und verfahren zur audiosignalverarbeitung ATE368922T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP03104210 2003-11-14

Publications (1)

Publication Number Publication Date
ATE368922T1 true ATE368922T1 (de) 2007-08-15

Family

ID=34560221

Family Applications (1)

Application Number Title Priority Date Filing Date
AT04799094T ATE368922T1 (de) 2003-11-14 2004-11-09 System und verfahren zur audiosignalverarbeitung

Country Status (8)

Country Link
US (1) US7539614B2 (de)
EP (1) EP1687812B1 (de)
JP (1) JP2007511793A (de)
KR (1) KR20060122854A (de)
CN (1) CN1879150B (de)
AT (1) ATE368922T1 (de)
DE (1) DE602004007953T2 (de)
WO (1) WO2005048242A1 (de)

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US20070129945A1 (en) * 2005-12-06 2007-06-07 Ma Changxue C Voice quality control for high quality speech reconstruction
JP5262713B2 (ja) * 2006-06-02 2013-08-14 日本電気株式会社 ゲイン制御システム、ゲイン制御方法及びゲイン制御プログラム
JP4946293B2 (ja) 2006-09-13 2012-06-06 富士通株式会社 音声強調装置、音声強調プログラムおよび音声強調方法
KR20080060042A (ko) * 2006-12-26 2008-07-01 삼성전자주식회사 영상재생장치 및 그 화질개선방법
KR101414233B1 (ko) * 2007-01-05 2014-07-02 삼성전자 주식회사 음성 신호의 명료도를 향상시키는 장치 및 방법
ES2391228T3 (es) * 2007-02-26 2012-11-22 Dolby Laboratories Licensing Corporation Realce de voz en audio de entretenimiento
CN101686039B (zh) * 2008-09-23 2013-01-23 深圳Tcl新技术有限公司 用于多媒体装置的音频处理装置以及音频处理方法
CN101986386B (zh) * 2009-07-29 2012-09-26 比亚迪股份有限公司 一种语音背景噪声的消除方法和装置
ES2392306B1 (es) * 2010-02-03 2013-10-02 Sergio CÓRDOBA SOLANO Gestión psicoacústica del sonido para su optimización en sistemas de audio de instalaciones fijas y eventuales.
CN102195581A (zh) * 2010-03-18 2011-09-21 承景科技股份有限公司 数字音频信号的音量调整方法
CN101848288A (zh) * 2010-04-19 2010-09-29 北京东微世纪科技有限公司 一种麦克风的模拟降噪系统及方法
KR101726738B1 (ko) * 2010-12-01 2017-04-13 삼성전자주식회사 음성처리장치 및 그 방법
US9933990B1 (en) * 2013-03-15 2018-04-03 Sonitum Inc. Topological mapping of control parameters
CN103763498B (zh) * 2014-01-24 2017-08-01 深圳市影歌科技有限公司 Hdmi信号处理系统及处理方法
CN104869503B (zh) * 2015-03-23 2019-01-04 深圳市冠旭电子股份有限公司 一种基于等响曲线的动态低频加强方法及系统
CN105513606B (zh) * 2015-11-27 2019-12-06 百度在线网络技术（北京）有限公司 语音信号处理方法、装置和系统
CN113711624B (zh) * 2019-04-23 2024-06-07 株式会社索思未来 声音处理装置
CN110971769B (zh) * 2019-11-19 2022-05-03 百度在线网络技术（北京）有限公司 通话信号的处理方法、装置、电子设备及存储介质

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JPH0627995A (ja) * 1992-03-02 1994-02-04 Gijutsu Kenkyu Kumiai Iryo Fukushi Kiki Kenkyusho 音声信号処理装置と音声信号処理方法
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Also Published As

Publication number Publication date
EP1687812B1 (de) 2007-08-01
US7539614B2 (en) 2009-05-26
KR20060122854A (ko) 2006-11-30
WO2005048242A1 (en) 2005-05-26
CN1879150B (zh) 2010-09-01
CN1879150A (zh) 2006-12-13
US20050108008A1 (en) 2005-05-19
DE602004007953D1 (de) 2007-09-13
EP1687812A1 (de) 2006-08-09
DE602004007953T2 (de) 2008-04-17
JP2007511793A (ja) 2007-05-10

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