ATE331279T1 - Vorrichtung zur sprachverbesserung - Google Patents

Vorrichtung zur sprachverbesserung

Info

Publication number
ATE331279T1
ATE331279T1 AT02713141T AT02713141T ATE331279T1 AT E331279 T1 ATE331279 T1 AT E331279T1 AT 02713141 T AT02713141 T AT 02713141T AT 02713141 T AT02713141 T AT 02713141T AT E331279 T1 ATE331279 T1 AT E331279T1
Authority
AT
Austria
Prior art keywords
magnitude
frequency
time
background
domain
Prior art date
Application number
AT02713141T
Other languages
English (en)
Inventor
Ercan F Gigi
Original Assignee
Koninkl Philips Electronics Nv
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 Koninkl Philips Electronics Nv filed Critical Koninkl Philips Electronics Nv
Application granted granted Critical
Publication of ATE331279T1 publication Critical patent/ATE331279T1/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
    • G10L21/0208—Noise filtering
    • 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
    • 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
    • G10L21/0208—Noise filtering
    • G10L21/0216—Noise filtering characterised by the method used for estimating noise

Landscapes

  • Engineering & Computer Science (AREA)
  • Human Computer Interaction (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Computational Linguistics (AREA)
  • Physics & Mathematics (AREA)
  • Multimedia (AREA)
  • Quality & Reliability (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Noise Elimination (AREA)
  • Massaging Devices (AREA)
  • Vehicle Body Suspensions (AREA)
  • Valve-Gear Or Valve Arrangements (AREA)
AT02713141T 2001-04-09 2002-03-25 Vorrichtung zur sprachverbesserung ATE331279T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP01201304 2001-04-09

Publications (1)

Publication Number Publication Date
ATE331279T1 true ATE331279T1 (de) 2006-07-15

Family

ID=8180126

Family Applications (1)

Application Number Title Priority Date Filing Date
AT02713141T ATE331279T1 (de) 2001-04-09 2002-03-25 Vorrichtung zur sprachverbesserung

Country Status (8)

Country Link
US (1) US6996524B2 (de)
EP (1) EP1386313B1 (de)
JP (1) JP4127792B2 (de)
KR (1) KR20030009516A (de)
CN (1) CN1240051C (de)
AT (1) ATE331279T1 (de)
DE (1) DE60212617T2 (de)
WO (1) WO2002082427A1 (de)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN100414606C (zh) * 2002-01-25 2008-08-27 Nxp股份有限公司 用于从pcm信号中减去量化噪声的方法和单元
JP2006084754A (ja) * 2004-09-16 2006-03-30 Oki Electric Ind Co Ltd 音声録音再生装置
CN101091209B (zh) * 2005-09-02 2010-06-09 日本电气株式会社 抑制噪声的方法及装置
US8949120B1 (en) 2006-05-25 2015-02-03 Audience, Inc. Adaptive noise cancelation
US8731913B2 (en) * 2006-08-03 2014-05-20 Broadcom Corporation Scaled window overlap add for mixed signals
JP4827661B2 (ja) * 2006-08-30 2011-11-30 富士通株式会社 信号処理方法及び装置
CN101904097B (zh) * 2007-12-20 2015-05-13 艾利森电话股份有限公司 噪声抑制方法和设备
US8515097B2 (en) * 2008-07-25 2013-08-20 Broadcom Corporation Single microphone wind noise suppression
US9253568B2 (en) * 2008-07-25 2016-02-02 Broadcom Corporation Single-microphone wind noise suppression
GB2466668A (en) * 2009-01-06 2010-07-07 Skype Ltd Speech filtering
US20110178800A1 (en) * 2010-01-19 2011-07-21 Lloyd Watts Distortion Measurement for Noise Suppression System
US9558755B1 (en) 2010-05-20 2017-01-31 Knowles Electronics, Llc Noise suppression assisted automatic speech recognition
US9640194B1 (en) 2012-10-04 2017-05-02 Knowles Electronics, Llc Noise suppression for speech processing based on machine-learning mask estimation
US9536540B2 (en) 2013-07-19 2017-01-03 Knowles Electronics, Llc Speech signal separation and synthesis based on auditory scene analysis and speech modeling
DE112015003945T5 (de) 2014-08-28 2017-05-11 Knowles Electronics, Llc Mehrquellen-Rauschunterdrückung
CN104464745A (zh) * 2014-12-17 2015-03-25 中航华东光电（上海）有限公司 一种双通道语音增强系统及其方法
CN104900237B (zh) * 2015-04-24 2019-07-05 上海聚力传媒技术有限公司 一种用于对音频信息进行降噪处理的方法、装置和系统
WO2019009204A1 (ja) 2017-07-03 2019-01-10 パイオニア株式会社 信号処理装置、制御方法、プログラム及び記憶媒体
US11409512B2 (en) * 2019-12-12 2022-08-09 Citrix Systems, Inc. Systems and methods for machine learning based equipment maintenance scheduling

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3484757B2 (ja) * 1994-05-13 2004-01-06 ソニー株式会社 音声信号の雑音低減方法及び雑音区間検出方法
US5706395A (en) * 1995-04-19 1998-01-06 Texas Instruments Incorporated Adaptive weiner filtering using a dynamic suppression factor
US6175602B1 (en) * 1998-05-27 2001-01-16 Telefonaktiebolaget Lm Ericsson (Publ) Signal noise reduction by spectral subtraction using linear convolution and casual filtering
US6604071B1 (en) * 1999-02-09 2003-08-05 At&T Corp. Speech enhancement with gain limitations based on speech activity

Also Published As

Publication number Publication date
DE60212617D1 (de) 2006-08-03
US6996524B2 (en) 2006-02-07
DE60212617T2 (de) 2007-06-14
CN1460248A (zh) 2003-12-03
CN1240051C (zh) 2006-02-01
EP1386313A1 (de) 2004-02-04
WO2002082427A1 (en) 2002-10-17
KR20030009516A (ko) 2003-01-29
JP2004519737A (ja) 2004-07-02
US20020156624A1 (en) 2002-10-24
JP4127792B2 (ja) 2008-07-30
EP1386313B1 (de) 2006-06-21

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