JP2001318694A - 信号処理装置、信号処理方法および記録媒体 - Google Patents

信号処理装置、信号処理方法および記録媒体

Info

Publication number
JP2001318694A
JP2001318694A JP2000137181A JP2000137181A JP2001318694A JP 2001318694 A JP2001318694 A JP 2001318694A JP 2000137181 A JP2000137181 A JP 2000137181A JP 2000137181 A JP2000137181 A JP 2000137181A JP 2001318694 A JP2001318694 A JP 2001318694A
Authority
JP
Japan
Prior art keywords
noise
encoding
unit
suppression
suppressing
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.)
Pending
Application number
JP2000137181A
Other languages
English (en)
Japanese (ja)
Other versions
JP2001318694A5 (enExample
Inventor
Takayuki Taniguchi
隆行 谷口
Yuriko Tsukahara
由利子 塚原
Kimio Miseki
公生 三関
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.)
Toshiba Corp
Original Assignee
Toshiba Corp
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 Toshiba Corp filed Critical Toshiba Corp
Priority to JP2000137181A priority Critical patent/JP2001318694A/ja
Priority to EP01111166A priority patent/EP1154408B1/en
Priority to US09/852,235 priority patent/US20010041976A1/en
Priority to DE60129072T priority patent/DE60129072T2/de
Publication of JP2001318694A publication Critical patent/JP2001318694A/ja
Priority to US11/000,268 priority patent/US7058574B2/en
Publication of JP2001318694A5 publication Critical patent/JP2001318694A5/ja
Pending legal-status Critical Current

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
    • 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
    • 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

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)
  • Quality & Reliability (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
JP2000137181A 2000-05-10 2000-05-10 信号処理装置、信号処理方法および記録媒体 Pending JP2001318694A (ja)

Priority Applications (5)

Application Number Priority Date Filing Date Title
JP2000137181A JP2001318694A (ja) 2000-05-10 2000-05-10 信号処理装置、信号処理方法および記録媒体
EP01111166A EP1154408B1 (en) 2000-05-10 2001-05-10 Multimode speech coding and noise reduction
US09/852,235 US20010041976A1 (en) 2000-05-10 2001-05-10 Signal processing apparatus and mobile radio communication terminal
DE60129072T DE60129072T2 (de) 2000-05-10 2001-05-10 Multimodale Sprachkodierung und Geräuschunterdrückung
US11/000,268 US7058574B2 (en) 2000-05-10 2004-12-01 Signal processing apparatus and mobile radio communication terminal

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2000137181A JP2001318694A (ja) 2000-05-10 2000-05-10 信号処理装置、信号処理方法および記録媒体

Related Child Applications (2)

Application Number Title Priority Date Filing Date
JP2010030699A Division JP2010158044A (ja) 2010-02-15 2010-02-15 信号処理装置および信号処理方法
JP2010030698A Division JP2010160496A (ja) 2010-02-15 2010-02-15 信号処理装置および信号処理方法

Publications (2)

Publication Number Publication Date
JP2001318694A true JP2001318694A (ja) 2001-11-16
JP2001318694A5 JP2001318694A5 (enExample) 2007-06-21

Family

ID=18644994

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2000137181A Pending JP2001318694A (ja) 2000-05-10 2000-05-10 信号処理装置、信号処理方法および記録媒体

Country Status (4)

Country Link
US (2) US20010041976A1 (enExample)
EP (1) EP1154408B1 (enExample)
JP (1) JP2001318694A (enExample)
DE (1) DE60129072T2 (enExample)

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WO2003021573A1 (en) * 2001-08-31 2003-03-13 Fujitsu Limited Codec
JP2007241157A (ja) * 2006-03-13 2007-09-20 Nec Access Technica Ltd 雑音除去機能を有する音声入力装置および方法
US7443978B2 (en) 2003-09-04 2008-10-28 Kabushiki Kaisha Toshiba Method and apparatus for audio coding with noise suppression
JP2008298881A (ja) * 2007-05-29 2008-12-11 Kyocera Corp 音声再生装置および音声再生方法
JP2010044175A (ja) * 2008-08-11 2010-02-25 Kyocera Corp 無線通信モジュールおよび無線端末、無線通信方法
WO2010113220A1 (ja) * 2009-04-02 2010-10-07 三菱電機株式会社 雑音抑圧装置
JP2010271712A (ja) * 2009-05-22 2010-12-02 Honda Motor Co Ltd 音データ処理装置及び音データ処理方法
WO2011039919A1 (ja) * 2009-09-30 2011-04-07 パナソニック株式会社 オーディオデコーダ、オーディオエンコーダ、システム
WO2013136742A1 (ja) * 2012-03-14 2013-09-19 パナソニック株式会社 車載通話装置

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WO2003042976A1 (en) * 2001-11-16 2003-05-22 Koninklijke Philips Electronics N.V. Method and system for processing audio signals
JP5070873B2 (ja) * 2006-08-09 2012-11-14 富士通株式会社 音源方向推定装置、音源方向推定方法、及びコンピュータプログラム
US20080059154A1 (en) * 2006-09-01 2008-03-06 Nokia Corporation Encoding an audio signal
US8060363B2 (en) * 2007-02-13 2011-11-15 Nokia Corporation Audio signal encoding
US9178478B2 (en) 2007-04-19 2015-11-03 At&T Intellectual Property Ii, L.P. Method and apparatus for providing privacy for telephone conversations
CN101996638B (zh) * 2009-08-10 2012-02-29 北京多思科技发展有限公司 一种语音编解码器和语音编解码方法
JP5294085B2 (ja) * 2009-11-06 2013-09-18 日本電気株式会社 情報処理装置、その付属装置、情報処理システム、その制御方法並びに制御プログラム
US9838784B2 (en) 2009-12-02 2017-12-05 Knowles Electronics, Llc Directional audio capture
US8473287B2 (en) 2010-04-19 2013-06-25 Audience, Inc. Method for jointly optimizing noise reduction and voice quality in a mono or multi-microphone system
US8538035B2 (en) 2010-04-29 2013-09-17 Audience, Inc. Multi-microphone robust noise suppression
US8781137B1 (en) 2010-04-27 2014-07-15 Audience, Inc. Wind noise detection and suppression
US8447596B2 (en) 2010-07-12 2013-05-21 Audience, Inc. Monaural noise suppression based on computational auditory scene analysis
US8311817B2 (en) * 2010-11-04 2012-11-13 Audience, Inc. Systems and methods for enhancing voice quality in mobile device
US8831937B2 (en) * 2010-11-12 2014-09-09 Audience, Inc. Post-noise suppression processing to improve voice quality
ES2588156T3 (es) 2012-12-21 2016-10-31 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Generación de ruido de confort con alta resolución espectro-temporal en transmisión discontinua de señales de audio
SG11201504899XA (en) * 2012-12-21 2015-07-30 Fraunhofer Ges Forschung Comfort noise addition for modeling background noise at low bit-rates
US9601130B2 (en) * 2013-07-18 2017-03-21 Mitsubishi Electric Research Laboratories, Inc. Method for processing speech signals using an ensemble of speech enhancement procedures
US9536540B2 (en) 2013-07-19 2017-01-03 Knowles Electronics, Llc Speech signal separation and synthesis based on auditory scene analysis and speech modeling
DE112015004185T5 (de) 2014-09-12 2017-06-01 Knowles Electronics, Llc Systeme und Verfahren zur Wiederherstellung von Sprachkomponenten
GB201509483D0 (en) * 2014-12-23 2015-07-15 Cirrus Logic Internat Uk Ltd Feature extraction
US9972334B2 (en) * 2015-09-10 2018-05-15 Qualcomm Incorporated Decoder audio classification
US9820042B1 (en) 2016-05-02 2017-11-14 Knowles Electronics, Llc Stereo separation and directional suppression with omni-directional microphones
US12230289B2 (en) * 2022-08-29 2025-02-18 Motorola Solutions, Inc. Device and method for machine-learning based noise suppression
CN117219098B (zh) * 2023-09-13 2024-06-11 南京汇智互娱网络科技有限公司 一种用于智能体的数据处理系统

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JPH0635500A (ja) * 1992-06-01 1994-02-10 Hughes Aircraft Co セルプを使用した音声圧縮装置
JPH08166800A (ja) * 1994-12-13 1996-06-25 Hitachi Ltd 複数種類の符号化方法を備える音声符号器および復号器
JPH09258792A (ja) * 1996-03-25 1997-10-03 Nippon Telegr & Teleph Corp <Ntt> 雑音低減方法および装置
JPH1049200A (ja) * 1996-08-08 1998-02-20 Fujitsu Ltd 音声情報圧縮蓄積方法及び装置
JPH10209951A (ja) * 1997-01-24 1998-08-07 Denso Corp 車載用電話装置および車載アダプタならびに携帯電話機
JPH11232802A (ja) * 1998-02-13 1999-08-27 Sony Corp 電子機器のノイズ低減装置及び記録装置のノイズ低減装置
JPH11514453A (ja) * 1995-09-14 1999-12-07 エリクソン インコーポレイテッド 音声信号を適応的に濾波して雑音のある環境条件での音声了解度を高めるシステム
JPH11338499A (ja) * 1998-05-28 1999-12-10 Kokusai Electric Co Ltd ノイズキャンセラ
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JP2003526109A (ja) * 1997-09-02 2003-09-02 クゥアルコム・インコーポレイテッド チャネル利得修正システムと、音声通信における雑音低減方法

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FI116643B (fi) * 1999-11-15 2006-01-13 Nokia Corp Kohinan vaimennus
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JPH0334658U (enExample) * 1989-08-08 1991-04-04
JPH0635500A (ja) * 1992-06-01 1994-02-10 Hughes Aircraft Co セルプを使用した音声圧縮装置
JPH08166800A (ja) * 1994-12-13 1996-06-25 Hitachi Ltd 複数種類の符号化方法を備える音声符号器および復号器
JPH11514453A (ja) * 1995-09-14 1999-12-07 エリクソン インコーポレイテッド 音声信号を適応的に濾波して雑音のある環境条件での音声了解度を高めるシステム
JPH09258792A (ja) * 1996-03-25 1997-10-03 Nippon Telegr & Teleph Corp <Ntt> 雑音低減方法および装置
JPH1049200A (ja) * 1996-08-08 1998-02-20 Fujitsu Ltd 音声情報圧縮蓄積方法及び装置
JPH10209951A (ja) * 1997-01-24 1998-08-07 Denso Corp 車載用電話装置および車載アダプタならびに携帯電話機
JP2003526109A (ja) * 1997-09-02 2003-09-02 クゥアルコム・インコーポレイテッド チャネル利得修正システムと、音声通信における雑音低減方法
JPH11232802A (ja) * 1998-02-13 1999-08-27 Sony Corp 電子機器のノイズ低減装置及び記録装置のノイズ低減装置
JPH11338499A (ja) * 1998-05-28 1999-12-10 Kokusai Electric Co Ltd ノイズキャンセラ
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Cited By (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2003021573A1 (en) * 2001-08-31 2003-03-13 Fujitsu Limited Codec
US7443978B2 (en) 2003-09-04 2008-10-28 Kabushiki Kaisha Toshiba Method and apparatus for audio coding with noise suppression
JP2007241157A (ja) * 2006-03-13 2007-09-20 Nec Access Technica Ltd 雑音除去機能を有する音声入力装置および方法
JP2008298881A (ja) * 2007-05-29 2008-12-11 Kyocera Corp 音声再生装置および音声再生方法
JP2010044175A (ja) * 2008-08-11 2010-02-25 Kyocera Corp 無線通信モジュールおよび無線端末、無線通信方法
WO2010113220A1 (ja) * 2009-04-02 2010-10-07 三菱電機株式会社 雑音抑圧装置
JP5535198B2 (ja) * 2009-04-02 2014-07-02 三菱電機株式会社 雑音抑圧装置
JP2010271712A (ja) * 2009-05-22 2010-12-02 Honda Motor Co Ltd 音データ処理装置及び音データ処理方法
WO2011039919A1 (ja) * 2009-09-30 2011-04-07 パナソニック株式会社 オーディオデコーダ、オーディオエンコーダ、システム
JP2011075936A (ja) * 2009-09-30 2011-04-14 Panasonic Corp オーディオエンコーダ及びデコーダ
US8688442B2 (en) 2009-09-30 2014-04-01 Panasonic Corporation Audio decoding apparatus, audio coding apparatus, and system comprising the apparatuses
WO2013136742A1 (ja) * 2012-03-14 2013-09-19 パナソニック株式会社 車載通話装置

Also Published As

Publication number Publication date
US7058574B2 (en) 2006-06-06
US20050096904A1 (en) 2005-05-05
EP1154408A3 (en) 2003-01-29
DE60129072D1 (de) 2007-08-09
DE60129072T2 (de) 2008-03-06
US20010041976A1 (en) 2001-11-15
EP1154408A2 (en) 2001-11-14
EP1154408B1 (en) 2007-06-27

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