DE602007014382D1 - Unterscheidung zwischen Vordergrundsprache und Hintergrundgeräuschen - Google Patents

Unterscheidung zwischen Vordergrundsprache und Hintergrundgeräuschen

Info

Publication number
DE602007014382D1
DE602007014382D1 DE602007014382T DE602007014382T DE602007014382D1 DE 602007014382 D1 DE602007014382 D1 DE 602007014382D1 DE 602007014382 T DE602007014382 T DE 602007014382T DE 602007014382 T DE602007014382 T DE 602007014382T DE 602007014382 D1 DE602007014382 D1 DE 602007014382D1
Authority
DE
Germany
Prior art keywords
distinction
background noise
foreground
stochastic
model
Prior art date
Legal status (The legal status 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 status listed.)
Active
Application number
DE602007014382T
Other languages
English (en)
Inventor
Tobias Herbig
Oliver Gaupp
Franz Gerl
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Harman Becker Automotive Systems GmbH
Original Assignee
Harman Becker Automotive Systems GmbH
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 Harman Becker Automotive Systems GmbH filed Critical Harman Becker Automotive Systems GmbH
Publication of DE602007014382D1 publication Critical patent/DE602007014382D1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • G10L25/00—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00
    • G10L25/78—Detection of presence or absence of voice signals
    • 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
    • G10L2021/02161—Number of inputs available containing the signal or the noise to be suppressed
    • G10L2021/02166—Microphone arrays; Beamforming
    • 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
    • G10L25/03—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 characterised by the type of extracted parameters
    • G10L25/24—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 characterised by the type of extracted parameters the extracted parameters being the cepstrum

Landscapes

  • Engineering & Computer Science (AREA)
  • Computational Linguistics (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)
  • Machine Translation (AREA)
  • Measurement And Recording Of Electrical Phenomena And Electrical Characteristics Of The Living Body (AREA)
  • Details Of Television Scanning (AREA)
DE602007014382T 2007-11-12 2007-11-12 Unterscheidung zwischen Vordergrundsprache und Hintergrundgeräuschen Active DE602007014382D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP07021933A EP2058797B1 (de) 2007-11-12 2007-11-12 Unterscheidung zwischen Vordergrundsprache und Hintergrundgeräuschen

Publications (1)

Publication Number Publication Date
DE602007014382D1 true DE602007014382D1 (de) 2011-06-16

Family

ID=39015777

Family Applications (1)

Application Number Title Priority Date Filing Date
DE602007014382T Active DE602007014382D1 (de) 2007-11-12 2007-11-12 Unterscheidung zwischen Vordergrundsprache und Hintergrundgeräuschen

Country Status (4)

Country Link
US (1) US8131544B2 (de)
EP (1) EP2058797B1 (de)
AT (1) ATE508452T1 (de)
DE (1) DE602007014382D1 (de)

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WO2013057608A1 (en) * 2011-10-17 2013-04-25 Koninklijke Philips Electronics N.V. A medical monitoring system based on sound analysis in a medical environment
US20150287406A1 (en) * 2012-03-23 2015-10-08 Google Inc. Estimating Speech in the Presence of Noise
US9881616B2 (en) * 2012-06-06 2018-01-30 Qualcomm Incorporated Method and systems having improved speech recognition
TWI557722B (zh) * 2012-11-15 2016-11-11 緯創資通股份有限公司 語音干擾的濾除方法、系統，與電腦可讀記錄媒體
CN103971685B (zh) * 2013-01-30 2015-06-10 腾讯科技（深圳）有限公司 语音命令识别方法和系统
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CN113870879A (zh) * 2020-06-12 2021-12-31 青岛海尔电冰箱有限公司 智能家电麦克风的共享方法、智能家电和可读存储介质
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CN115547308B (zh) * 2022-09-01 2024-09-20 北京达佳互联信息技术有限公司 一种音频识别模型训练方法、音频识别方法、装置、电子设备及存储介质
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Also Published As

Publication number Publication date
EP2058797B1 (de) 2011-05-04
US20090228272A1 (en) 2009-09-10
US8131544B2 (en) 2012-03-06
ATE508452T1 (de) 2011-05-15
EP2058797A1 (de) 2009-05-13

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