EP2096629A4 - Classing-verfahren und einrichtung für ein tonsignal - Google Patents

Classing-verfahren und einrichtung für ein tonsignal

Info

Publication number
EP2096629A4
EP2096629A4 EP07855800A EP07855800A EP2096629A4 EP 2096629 A4 EP2096629 A4 EP 2096629A4 EP 07855800 A EP07855800 A EP 07855800A EP 07855800 A EP07855800 A EP 07855800A EP 2096629 A4 EP2096629 A4 EP 2096629A4
Authority
EP
European Patent Office
Prior art keywords
classing
sound signal
sound
signal
classing method
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.)
Granted
Application number
EP07855800A
Other languages
English (en)
French (fr)
Other versions
EP2096629A1 (de
EP2096629B1 (de
Inventor
Wei Li
Lijing Xu
Qing Zhang
Jianfeng Xu
Shenghu Sang
Zhengzhong Du
Qin Yan
Haojiang Deng
Jun Wang
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.)
Huawei Technologies Co Ltd
Original Assignee
Huawei Technologies Co Ltd
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 Huawei Technologies Co Ltd filed Critical Huawei Technologies Co Ltd
Publication of EP2096629A1 publication Critical patent/EP2096629A1/de
Publication of EP2096629A4 publication Critical patent/EP2096629A4/de
Application granted granted Critical
Publication of EP2096629B1 publication Critical patent/EP2096629B1/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
    • 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
    • G10L19/04—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 using predictive techniques
    • G10L19/16—Vocoder architecture
    • G10L19/18—Vocoders using multiple modes
    • G10L19/20—Vocoders using multiple modes using sound class specific coding, hybrid encoders or object based coding

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)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Telephonic Communication Services (AREA)
EP07855800A 2006-12-05 2007-12-26 Verfahren und gerät zur klassifizierung von tonsignalen Active EP2096629B1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN 200610164456 CN100483509C (zh) 2006-12-05 2006-12-05 声音信号分类方法和装置
PCT/CN2007/003798 WO2008067735A1 (fr) 2006-12-05 2007-12-26 Procédé et dispositif de classement pour un signal sonore

Publications (3)

Publication Number Publication Date
EP2096629A1 EP2096629A1 (de) 2009-09-02
EP2096629A4 true EP2096629A4 (de) 2011-01-26
EP2096629B1 EP2096629B1 (de) 2012-10-24

Family

ID=39491665

Family Applications (1)

Application Number Title Priority Date Filing Date
EP07855800A Active EP2096629B1 (de) 2006-12-05 2007-12-26 Verfahren und gerät zur klassifizierung von tonsignalen

Country Status (3)

Country Link
EP (1) EP2096629B1 (de)
CN (1) CN100483509C (de)
WO (1) WO2008067735A1 (de)

Families Citing this family (21)

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JP5168162B2 (ja) * 2009-01-16 2013-03-21 沖電気工業株式会社 音信号調整装置、プログラム及び方法、並びに、電話装置
CN102714034B (zh) * 2009-10-15 2014-06-04 华为技术有限公司 信号处理的方法、装置和系统
CN102299693B (zh) * 2010-06-28 2017-05-03 瀚宇彩晶股份有限公司 音讯调整系统及方法
ES2902392T3 (es) 2010-07-02 2022-03-28 Dolby Int Ab Descodificación de audio con pos-filtración selectiva
CN102446506B (zh) * 2010-10-11 2013-06-05 华为技术有限公司 音频信号的分类识别方法及装置
ES2531137T3 (es) * 2011-04-28 2015-03-11 Ericsson Telefon Ab L M Clasificación de señales de audio basada en marcos
US8990074B2 (en) * 2011-05-24 2015-03-24 Qualcomm Incorporated Noise-robust speech coding mode classification
US9099098B2 (en) * 2012-01-20 2015-08-04 Qualcomm Incorporated Voice activity detection in presence of background noise
US9173025B2 (en) 2012-02-08 2015-10-27 Dolby Laboratories Licensing Corporation Combined suppression of noise, echo, and out-of-location signals
US8712076B2 (en) 2012-02-08 2014-04-29 Dolby Laboratories Licensing Corporation Post-processing including median filtering of noise suppression gains
EP3301676A1 (de) * 2012-08-31 2018-04-04 Telefonaktiebolaget LM Ericsson (publ) Verfahren und vorrichtung zur erkennung von sprachaktivitäten
CN102928713B (zh) * 2012-11-02 2017-09-19 北京美尔斯通科技发展股份有限公司 一种磁场天线的本底噪声测量方法
SG10201706626XA (en) * 2012-11-13 2017-09-28 Samsung Electronics Co Ltd Method and apparatus for determining encoding mode, method and apparatus for encoding audio signals, and method and apparatus for decoding audio signals
CN104347067B (zh) * 2013-08-06 2017-04-12 华为技术有限公司 一种音频信号分类方法和装置
CN106328169B (zh) 2015-06-26 2018-12-11 中兴通讯股份有限公司 一种激活音修正帧数的获取方法、激活音检测方法和装置
CN106328152B (zh) * 2015-06-30 2020-01-31 芋头科技（杭州）有限公司 一种室内噪声污染自动识别监测系统
CN105654944B (zh) * 2015-12-30 2019-11-01 中国科学院自动化研究所 一种融合了短时与长时特征建模的环境声识别方法及装置
CN107123419A (zh) * 2017-05-18 2017-09-01 北京大生在线科技有限公司 Sphinx语速识别中背景降噪的优化方法
CN108257617B (zh) * 2018-01-11 2021-01-19 会听声学科技（北京）有限公司 一种噪声场景识别系统及方法
CN110992989B (zh) * 2019-12-06 2022-05-27 广州国音智能科技有限公司 语音采集方法、装置及计算机可读存储介质
CN113257276B (zh) * 2021-05-07 2024-03-29 普联国际有限公司 一种音频场景检测方法、装置、设备及存储介质

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1996005592A1 (en) * 1994-08-10 1996-02-22 Qualcomm Incorporated Method and apparatus for selecting an encoding rate in a variable rate vocoder

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US6691084B2 (en) * 1998-12-21 2004-02-10 Qualcomm Incorporated Multiple mode variable rate speech coding
US6456964B2 (en) * 1998-12-21 2002-09-24 Qualcomm, Incorporated Encoding of periodic speech using prototype waveforms
JP3454206B2 (ja) * 1999-11-10 2003-10-06 三菱電機株式会社 雑音抑圧装置及び雑音抑圧方法
US6983242B1 (en) * 2000-08-21 2006-01-03 Mindspeed Technologies, Inc. Method for robust classification in speech coding
CN1175398C (zh) * 2000-11-18 2004-11-10 中兴通讯股份有限公司 一种从噪声环境中识别出语音和音乐的声音活动检测方法
US6694293B2 (en) * 2001-02-13 2004-02-17 Mindspeed Technologies, Inc. Speech coding system with a music classifier
EP2242049B1 (de) * 2001-03-28 2019-08-07 Mitsubishi Denki Kabushiki Kaisha Rauschunterdrückungsvorrichtung

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1996005592A1 (en) * 1994-08-10 1996-02-22 Qualcomm Incorporated Method and apparatus for selecting an encoding rate in a variable rate vocoder

Non-Patent Citations (3)

* Cited by examiner, † Cited by third party
Title
"Digital cellular telecommunications system (Phase 2+); Universal Mobile Telecommunications System (UMTS); Audio codec processing functions; Extended Adaptive Multi-Rate - Wideband (AMR-WB+) codec; Transcoding functions (3GPP TS 26.290 version 6.3.0 Release 6); ETSI TS 126 290", ETSI STANDARDS, LIS, SOPHIA ANTIPOLIS CEDEX, FRANCE, vol. 3-SA4, no. V6.3.0, 1 June 2005 (2005-06-01), XP014030612, ISSN: 0000-0001 *
JELINEK M ET AL: "Robust signal/noise discrimination for wideband speech and audio coding", SPEECH CODING, 2000. PROCEEDINGS. 2000 IEEE WORKSHOP ON SEPTEMBER 17-20, 2000, PISCATAWAY, NJ, USA,IEEE, 17 September 2000 (2000-09-17), pages 151 - 153, XP010520072, ISBN: 978-0-7803-6416-5 *
See also references of WO2008067735A1 *

Also Published As

Publication number Publication date
CN100483509C (zh) 2009-04-29
EP2096629A1 (de) 2009-09-02
EP2096629B1 (de) 2012-10-24
WO2008067735A1 (fr) 2008-06-12
CN101197135A (zh) 2008-06-11

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