CA2501989C - Isolating speech signals utilizing neural networks - Google Patents

Isolating speech signals utilizing neural networks Download PDF

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Publication number
CA2501989C
CA2501989C CA2501989A CA2501989A CA2501989C CA 2501989 C CA2501989 C CA 2501989C CA 2501989 A CA2501989 A CA 2501989A CA 2501989 A CA2501989 A CA 2501989A CA 2501989 C CA2501989 C CA 2501989C
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Prior art keywords
signal
speech signal
speech
background noise
estimate
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Expired - Lifetime
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CA2501989A
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English (en)
French (fr)
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CA2501989A1 (en
Inventor
Phillip Hetherington
Pierre Zakarauskas
Shahla Parveen
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BlackBerry Ltd
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QNX Software Systems Ltd
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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
    • 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
    • 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
    • G10L21/0272—Voice signal separating
    • 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
    • G10L25/27—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 characterised by the analysis technique
    • G10L25/30—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 characterised by the analysis technique using neural networks

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  • Engineering & Computer Science (AREA)
  • Computational Linguistics (AREA)
  • Quality & Reliability (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Circuit For Audible Band Transducer (AREA)
  • Noise Elimination (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
CA2501989A 2004-03-23 2005-03-22 Isolating speech signals utilizing neural networks Expired - Lifetime CA2501989C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US55558204P 2004-03-23 2004-03-23
US60/555,582 2004-03-23

Publications (2)

Publication Number Publication Date
CA2501989A1 CA2501989A1 (en) 2005-09-23
CA2501989C true CA2501989C (en) 2011-07-26

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Family Applications (1)

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CA2501989A Expired - Lifetime CA2501989C (en) 2004-03-23 2005-03-22 Isolating speech signals utilizing neural networks

Country Status (7)

Country Link
US (1) US7620546B2 (https=)
EP (1) EP1580730B1 (https=)
JP (1) JP2005275410A (https=)
KR (1) KR20060044629A (https=)
CN (1) CN1737906A (https=)
CA (1) CA2501989C (https=)
DE (1) DE602005009419D1 (https=)

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CN108648527B (zh) * 2018-05-15 2020-07-24 黄淮学院 一种英语发音匹配纠正方法
CN110503967B (zh) * 2018-05-17 2021-11-19 中国移动通信有限公司研究院 一种语音增强方法、装置、介质和设备
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US10170137B2 (en) 2017-05-18 2019-01-01 International Business Machines Corporation Voice signal component forecaster
US10224061B2 (en) 2017-05-18 2019-03-05 International Business Machines Corporation Voice signal component forecasting

Also Published As

Publication number Publication date
CA2501989A1 (en) 2005-09-23
CN1737906A (zh) 2006-02-22
US20060031066A1 (en) 2006-02-09
EP1580730A3 (en) 2006-04-12
EP1580730B1 (en) 2008-09-03
KR20060044629A (ko) 2006-05-16
JP2005275410A (ja) 2005-10-06
DE602005009419D1 (de) 2008-10-16
US7620546B2 (en) 2009-11-17
EP1580730A2 (en) 2005-09-28

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