ATE289442T1 - Verfahren zur bestimmung von intensitätskennwerten von hintergrundgeräuschen in sprachpausen von sprachsignalen - Google Patents

Verfahren zur bestimmung von intensitätskennwerten von hintergrundgeräuschen in sprachpausen von sprachsignalen

Info

Publication number
ATE289442T1
ATE289442T1 AT02727282T AT02727282T ATE289442T1 AT E289442 T1 ATE289442 T1 AT E289442T1 AT 02727282 T AT02727282 T AT 02727282T AT 02727282 T AT02727282 T AT 02727282T AT E289442 T1 ATE289442 T1 AT E289442T1
Authority
AT
Austria
Prior art keywords
speech
intensity
background noise
determined
frequency distribution
Prior art date
Application number
AT02727282T
Other languages
English (en)
Inventor
Jens Berger
Original Assignee
Deutsche Telekom Ag
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 Deutsche Telekom Ag filed Critical Deutsche Telekom Ag
Application granted granted Critical
Publication of ATE289442T1 publication Critical patent/ATE289442T1/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
    • G10L25/00—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00
    • G10L25/48—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 specially adapted for particular use
    • G10L25/69—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 specially adapted for particular use for evaluating synthetic or decoded 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
    • 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
    • G10L2021/02168—Noise filtering characterised by the method used for estimating noise the estimation exclusively taking place during speech pauses
    • 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
    • G10L2025/783—Detection of presence or absence of voice signals based on threshold decision
    • G10L2025/786—Adaptive threshold

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Computational Linguistics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Telephone Function (AREA)
  • Noise Elimination (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Transforming Light Signals Into Electric Signals (AREA)
AT02727282T 2001-04-18 2002-04-03 Verfahren zur bestimmung von intensitätskennwerten von hintergrundgeräuschen in sprachpausen von sprachsignalen ATE289442T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE10120168A DE10120168A1 (de) 2001-04-18 2001-04-18 Verfahren zur Bestimmung von Intensitätskennwerten von Hintergrundgeräuschen in Sprachpausen von Sprachsignalen
PCT/DE2002/001200 WO2002084644A1 (de) 2001-04-18 2002-04-03 Verfahren zur bestimmung von intensitätskennwerten von hintergrundgeräuschen in sprachpausen von sprachsignalen

Publications (1)

Publication Number Publication Date
ATE289442T1 true ATE289442T1 (de) 2005-03-15

Family

ID=7682614

Family Applications (1)

Application Number Title Priority Date Filing Date
AT02727282T ATE289442T1 (de) 2001-04-18 2002-04-03 Verfahren zur bestimmung von intensitätskennwerten von hintergrundgeräuschen in sprachpausen von sprachsignalen

Country Status (5)

Country Link
US (1) US7277847B2 (de)
EP (1) EP1382034B1 (de)
AT (1) ATE289442T1 (de)
DE (2) DE10120168A1 (de)
WO (1) WO2002084644A1 (de)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100463657B1 (ko) * 2002-11-30 2004-12-29 삼성전자주식회사 음성구간 검출 장치 및 방법
EP1443498B1 (de) * 2003-01-24 2008-03-19 Sony Ericsson Mobile Communications AB Rauschreduzierung und audiovisuelle Sprachaktivitätsdetektion
ATE389934T1 (de) * 2003-01-24 2008-04-15 Sony Ericsson Mobile Comm Ab Rauschreduzierung und audiovisuelle sprachaktivitätsdetektion
US7206773B2 (en) * 2003-04-11 2007-04-17 Ricoh Company, Ltd Techniques for accessing information captured during a presentation using a paper document handout for the presentation
US7266568B1 (en) * 2003-04-11 2007-09-04 Ricoh Company, Ltd. Techniques for storing multimedia information with source documents
US7664733B2 (en) * 2003-04-11 2010-02-16 Ricoh Company, Ltd. Techniques for performing operations on a source symbolic document
US8971626B1 (en) * 2013-06-06 2015-03-03 The United States Of America As Represented By The Secretary Of The Navy Systems, methods, and articles of manufacture for generating an equalized image using signature standardization from Weibull space
CN104683547A (zh) * 2013-11-30 2015-06-03 富泰华工业（深圳）有限公司 通信装置音量调节系统、方法及通信装置
US8719032B1 (en) 2013-12-11 2014-05-06 Jefferson Audio Video Systems, Inc. Methods for presenting speech blocks from a plurality of audio input data streams to a user in an interface
US20160036980A1 (en) * 2014-07-29 2016-02-04 Genesys Telecommunications Laboratories, Inc. System and Method for Addressing Hard-To-Understand for Contact Center Service Quality
CN116129924B (zh) * 2023-01-17 2025-06-06 杭州联汇科技股份有限公司 一种基于Speex的噪音识别方法

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4481593A (en) * 1981-10-05 1984-11-06 Exxon Corporation Continuous speech recognition
US4811404A (en) * 1987-10-01 1989-03-07 Motorola, Inc. Noise suppression system
FI92535C (fi) * 1992-02-14 1994-11-25 Nokia Mobile Phones Ltd Kohinan vaimennusjärjestelmä puhesignaaleille
GB2303471B (en) * 1995-07-19 2000-03-22 Olympus Optical Co Voice activated recording apparatus
US5598466A (en) * 1995-08-28 1997-01-28 Intel Corporation Voice activity detector for half-duplex audio communication system
JP3255584B2 (ja) * 1997-01-20 2002-02-12 ロジック株式会社 有音検知装置および方法
US6327564B1 (en) * 1999-03-05 2001-12-04 Matsushita Electric Corporation Of America Speech detection using stochastic confidence measures on the frequency spectrum
US6246978B1 (en) * 1999-05-18 2001-06-12 Mci Worldcom, Inc. Method and system for measurement of speech distortion from samples of telephonic voice signals
IL153419A0 (en) * 2000-06-12 2003-07-06 British Telecomm In-service measurement of perceived speech quality by measuring objective error parameters

Also Published As

Publication number Publication date
WO2002084644A1 (de) 2002-10-24
DE50202281D1 (de) 2005-03-24
US20030191633A1 (en) 2003-10-09
EP1382034B1 (de) 2005-02-16
EP1382034A1 (de) 2004-01-21
DE10120168A1 (de) 2002-10-24
US7277847B2 (en) 2007-10-02

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Legal Events

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REN Ceased due to non-payment of the annual fee