ID20523A - Tata cara untuk mengurangi bunyi suara pada sinyal bicara - Google Patents

Tata cara untuk mengurangi bunyi suara pada sinyal bicara

Info

Publication number
ID20523A
ID20523A IDP961873A ID961873A ID20523A ID 20523 A ID20523 A ID 20523A ID P961873 A IDP961873 A ID P961873A ID 961873 A ID961873 A ID 961873A ID 20523 A ID20523 A ID 20523A
Authority
ID
Indonesia
Prior art keywords
signal
sound
procedures
reducing
reducing sound
Prior art date
Application number
IDP961873A
Other languages
English (en)
Inventor
Joseph Chan
Masayuki Nishiguchi
Original Assignee
Sony 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 Sony Corp filed Critical Sony Corp
Publication of ID20523A publication Critical patent/ID20523A/id

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
    • 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
    • G10L21/0208—Noise filtering
    • G10L21/0216—Noise filtering characterised by the method used for estimating noise
    • G10L21/0232—Processing in the frequency domain
    • 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
    • G10L21/0264—Noise filtering characterised by the type of parameter measurement, e.g. correlation techniques, zero crossing techniques or predictive techniques
    • 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
    • G10L25/18—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 spectral information of each sub-band
    • 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
    • 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
    • G10L25/90—Pitch determination of speech signals

Landscapes

  • Engineering & Computer Science (AREA)
  • Human Computer Interaction (AREA)
  • Quality & Reliability (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Computational Linguistics (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Noise Elimination (AREA)
  • Filters That Use Time-Delay Elements (AREA)
IDP961873A 1995-06-30 1996-07-01 Tata cara untuk mengurangi bunyi suara pada sinyal bicara ID20523A (id)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP18796695A JP3591068B2 (ja) 1995-06-30 1995-06-30 音声信号の雑音低減方法

Publications (1)

Publication Number Publication Date
ID20523A true ID20523A (id) 1999-01-07

Family

ID=16215275

Family Applications (1)

Application Number Title Priority Date Filing Date
IDP961873A ID20523A (id) 1995-06-30 1996-07-01 Tata cara untuk mengurangi bunyi suara pada sinyal bicara

Country Status (8)

Country Link
US (1) US5812970A (id)
EP (1) EP0751491B1 (id)
JP (1) JP3591068B2 (id)
KR (1) KR970002850A (id)
CA (1) CA2179871C (id)
DE (1) DE69627580T2 (id)
ID (1) ID20523A (id)
MY (1) MY116658A (id)

Families Citing this family (46)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE505156C2 (sv) * 1995-01-30 1997-07-07 Ericsson Telefon Ab L M Förfarande för bullerundertryckning genom spektral subtraktion
FI100840B (fi) * 1995-12-12 1998-02-27 Nokia Mobile Phones Ltd Kohinanvaimennin ja menetelmä taustakohinan vaimentamiseksi kohinaises ta puheesta sekä matkaviestin
KR100250561B1 (ko) * 1996-08-29 2000-04-01 니시무로 타이죠 잡음소거기 및 이 잡음소거기를 사용한 통신장치
JP3006677B2 (ja) * 1996-10-28 2000-02-07 日本電気株式会社 音声認識装置
US6411927B1 (en) * 1998-09-04 2002-06-25 Matsushita Electric Corporation Of America Robust preprocessing signal equalization system and method for normalizing to a target environment
US6453284B1 (en) * 1999-07-26 2002-09-17 Texas Tech University Health Sciences Center Multiple voice tracking system and method
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
US6675027B1 (en) * 1999-11-22 2004-01-06 Microsoft Corp Personal mobile computing device having antenna microphone for improved speech recognition
US6366880B1 (en) * 1999-11-30 2002-04-02 Motorola, Inc. Method and apparatus for suppressing acoustic background noise in a communication system by equaliztion of pre-and post-comb-filtered subband spectral energies
WO2001073759A1 (en) * 2000-03-28 2001-10-04 Tellabs Operations, Inc. Perceptual spectral weighting of frequency bands for adaptive noise cancellation
JP2001318694A (ja) * 2000-05-10 2001-11-16 Toshiba Corp 信号処理装置、信号処理方法および記録媒体
US7487083B1 (en) * 2000-07-13 2009-02-03 Alcatel-Lucent Usa Inc. Method and apparatus for discriminating speech from voice-band data in a communication network
US6862567B1 (en) * 2000-08-30 2005-03-01 Mindspeed Technologies, Inc. Noise suppression in the frequency domain by adjusting gain according to voicing parameters
JP4282227B2 (ja) * 2000-12-28 2009-06-17 日本電気株式会社 ノイズ除去の方法及び装置
DE60142800D1 (de) * 2001-03-28 2010-09-23 Mitsubishi Electric Corp Rauschunterdrücker
US7383181B2 (en) * 2003-07-29 2008-06-03 Microsoft Corporation Multi-sensory speech detection system
US20050033571A1 (en) * 2003-08-07 2005-02-10 Microsoft Corporation Head mounted multi-sensory audio input system
US7516067B2 (en) * 2003-08-25 2009-04-07 Microsoft Corporation Method and apparatus using harmonic-model-based front end for robust speech recognition
US7447630B2 (en) * 2003-11-26 2008-11-04 Microsoft Corporation Method and apparatus for multi-sensory speech enhancement
WO2005057550A1 (ja) * 2003-12-15 2005-06-23 Matsushita Electric Industrial Co., Ltd. 音声圧縮伸張装置
US7725314B2 (en) * 2004-02-16 2010-05-25 Microsoft Corporation Method and apparatus for constructing a speech filter using estimates of clean speech and noise
US7499686B2 (en) * 2004-02-24 2009-03-03 Microsoft Corporation Method and apparatus for multi-sensory speech enhancement on a mobile device
DE102004017486A1 (de) * 2004-04-08 2005-10-27 Siemens Ag Verfahren zur Geräuschreduktion bei einem Sprach-Eingangssignal
US7574008B2 (en) * 2004-09-17 2009-08-11 Microsoft Corporation Method and apparatus for multi-sensory speech enhancement
KR100657948B1 (ko) * 2005-02-03 2006-12-14 삼성전자주식회사 음성향상장치 및 방법
DE602006008481D1 (de) * 2005-05-17 2009-09-24 Univ Waseda Rauschunterdrückungsverfahren und -vorrichtungen
US7346504B2 (en) * 2005-06-20 2008-03-18 Microsoft Corporation Multi-sensory speech enhancement using a clean speech prior
EP2555190B1 (en) * 2005-09-02 2014-07-02 NEC Corporation Method, apparatus and computer program for suppressing noise
CN101322323B (zh) * 2005-12-05 2013-01-23 艾利森电话股份有限公司 回声检测方法和装置
JP4454591B2 (ja) * 2006-02-09 2010-04-21 学校法人早稲田大学 雑音スペクトル推定方法、雑音抑圧方法及び雑音抑圧装置
JP4976381B2 (ja) * 2006-03-31 2012-07-18 パナソニック株式会社 音声符号化装置、音声復号化装置、およびこれらの方法
JP4827661B2 (ja) * 2006-08-30 2011-11-30 富士通株式会社 信号処理方法及び装置
EP2192579A4 (en) * 2007-09-19 2016-06-08 Nec Corp NOISE SUPPRESSION DEVICE, ITS METHOD AND PROGRAM
US20100097178A1 (en) * 2008-10-17 2010-04-22 Pisz James T Vehicle biometric systems and methods
JP2010249940A (ja) * 2009-04-13 2010-11-04 Sony Corp ノイズ低減装置、ノイズ低減方法
FR2948484B1 (fr) * 2009-07-23 2011-07-29 Parrot Procede de filtrage des bruits lateraux non-stationnaires pour un dispositif audio multi-microphone, notamment un dispositif telephonique "mains libres" pour vehicule automobile
US9215538B2 (en) * 2009-08-04 2015-12-15 Nokia Technologies Oy Method and apparatus for audio signal classification
US8666734B2 (en) 2009-09-23 2014-03-04 University Of Maryland, College Park Systems and methods for multiple pitch tracking using a multidimensional function and strength values
US8423357B2 (en) * 2010-06-18 2013-04-16 Alon Konchitsky System and method for biometric acoustic noise reduction
CN103229236B (zh) 2010-11-25 2016-05-18 日本电气株式会社 信号处理装置、信号处理方法
US8712076B2 (en) * 2012-02-08 2014-04-29 Dolby Laboratories Licensing Corporation Post-processing including median filtering of noise suppression gains
US8725508B2 (en) * 2012-03-27 2014-05-13 Novospeech Method and apparatus for element identification in a signal
JP6371516B2 (ja) * 2013-11-15 2018-08-08 キヤノン株式会社 音響信号処理装置および方法
US10741195B2 (en) * 2016-02-15 2020-08-11 Mitsubishi Electric Corporation Sound signal enhancement device
KR102443637B1 (ko) * 2017-10-23 2022-09-16 삼성전자주식회사 네트워크 연결 정보에 기반하여 잡음 제어 파라미터를 결정하는 전자 장치 및 그의 동작 방법
CN112053421B (zh) * 2020-10-14 2023-06-23 腾讯科技（深圳）有限公司 信号降噪处理方法、装置、设备及存储介质

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4628529A (en) * 1985-07-01 1986-12-09 Motorola, Inc. Noise suppression system
US4630305A (en) * 1985-07-01 1986-12-16 Motorola, Inc. Automatic gain selector for a noise suppression system
US4630304A (en) * 1985-07-01 1986-12-16 Motorola, Inc. Automatic background noise estimator for a noise suppression system
US4811404A (en) * 1987-10-01 1989-03-07 Motorola, Inc. Noise suppression system
IL84948A0 (en) * 1987-12-25 1988-06-30 D S P Group Israel Ltd Noise reduction system
GB8801014D0 (en) * 1988-01-18 1988-02-17 British Telecomm Noise reduction
US5097510A (en) * 1989-11-07 1992-03-17 Gs Systems, Inc. Artificial intelligence pattern-recognition-based noise reduction system for speech processing
AU633673B2 (en) * 1990-01-18 1993-02-04 Matsushita Electric Industrial Co., Ltd. Signal processing device
EP0459362B1 (en) * 1990-05-28 1997-01-08 Matsushita Electric Industrial Co., Ltd. Voice signal processor
DE69121312T2 (de) * 1990-05-28 1997-01-02 Matsushita Electric Ind Co Ltd Geräuschsignalvorhersagevorrichtung
JPH0566795A (ja) * 1991-09-06 1993-03-19 Gijutsu Kenkyu Kumiai Iryo Fukushi Kiki Kenkyusho 雑音抑圧装置とその調整装置
FI92535C (fi) * 1992-02-14 1994-11-25 Nokia Mobile Phones Ltd Kohinan vaimennusjärjestelmä puhesignaaleille
US5432859A (en) * 1993-02-23 1995-07-11 Novatel Communications Ltd. Noise-reduction system
EP0707763B1 (en) * 1993-07-07 2001-08-29 Picturetel Corporation Reduction of background noise for speech enhancement
IT1272653B (it) * 1993-09-20 1997-06-26 Alcatel Italia Metodo di riduzione del rumore, in particolare per riconoscimento automatico del parlato, e filtro atto ad implementare lo stesso
JP2739811B2 (ja) * 1993-11-29 1998-04-15 日本電気株式会社 雑音抑圧方式
JPH07334189A (ja) * 1994-06-14 1995-12-22 Hitachi Ltd 音声情報分析装置
JP3484801B2 (ja) * 1995-02-17 2004-01-06 ソニー株式会社 音声信号の雑音低減方法及び装置

Also Published As

Publication number Publication date
CA2179871A1 (en) 1996-12-31
CA2179871C (en) 2009-11-03
US5812970A (en) 1998-09-22
MY116658A (en) 2004-03-31
EP0751491A2 (en) 1997-01-02
DE69627580D1 (de) 2003-05-28
JPH0916194A (ja) 1997-01-17
EP0751491B1 (en) 2003-04-23
EP0751491A3 (en) 1998-04-08
DE69627580T2 (de) 2004-03-25
JP3591068B2 (ja) 2004-11-17
KR970002850A (ko) 1997-01-28

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