AU2001282616A1 - Noise signal analyzer, noise signal synthesizer, noise signal analyzing method, and noise signal synthesizing method - Google Patents

Noise signal analyzer, noise signal synthesizer, noise signal analyzing method, and noise signal synthesizing method

Info

Publication number
AU2001282616A1
AU2001282616A1 AU2001282616A AU8261601A AU2001282616A1 AU 2001282616 A1 AU2001282616 A1 AU 2001282616A1 AU 2001282616 A AU2001282616 A AU 2001282616A AU 8261601 A AU8261601 A AU 8261601A AU 2001282616 A1 AU2001282616 A1 AU 2001282616A1
Authority
AU
Australia
Prior art keywords
noise signal
synthesizer
analyzer
analyzing method
synthesizing 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.)
Abandoned
Application number
AU2001282616A
Inventor
Fumitada Itakura
Koji Yoshida
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.)
Nagoya University NUC
Panasonic Mobile Communications Co Ltd
Original Assignee
Nagoya University NUC
Matsushita Communication Industrial Co Ltd
Matsushita Electric Industrial 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 Nagoya University NUC, Matsushita Communication Industrial Co Ltd, Matsushita Electric Industrial Co Ltd filed Critical Nagoya University NUC
Publication of AU2001282616A1 publication Critical patent/AU2001282616A1/en
Abandoned 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
    • G10L19/012—Comfort noise or silence coding
    • 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

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)
AU2001282616A 2000-09-06 2001-09-04 Noise signal analyzer, noise signal synthesizer, noise signal analyzing method, and noise signal synthesizing method Abandoned AU2001282616A1 (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
JP2000-270588 2000-09-06
JP2000270588 2000-09-06
JP2001070148A JP3670217B2 (en) 2000-09-06 2001-03-13 Noise encoding device, noise decoding device, noise encoding method, and noise decoding method
JP2001-70148 2001-03-13
PCT/JP2001/007630 WO2002021091A1 (en) 2000-09-06 2001-09-04 Noise signal analyzer, noise signal synthesizer, noise signal analyzing method, and noise signal synthesizing method

Publications (1)

Publication Number Publication Date
AU2001282616A1 true AU2001282616A1 (en) 2002-03-22

Family

ID=26599385

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2001282616A Abandoned AU2001282616A1 (en) 2000-09-06 2001-09-04 Noise signal analyzer, noise signal synthesizer, noise signal analyzing method, and noise signal synthesizing method

Country Status (5)

Country Link
US (1) US6934650B2 (en)
EP (1) EP1258715B1 (en)
JP (1) JP3670217B2 (en)
AU (1) AU2001282616A1 (en)
WO (1) WO2002021091A1 (en)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004029674A (en) * 2002-06-28 2004-01-29 Matsushita Electric Ind Co Ltd Noise signal encoding device and noise signal decoding device
US7171356B2 (en) * 2002-06-28 2007-01-30 Intel Corporation Low-power noise characterization over a distributed speech recognition channel
JPWO2006008932A1 (en) * 2004-07-23 2008-05-01 松下電器産業株式会社 Speech coding apparatus and speech coding method
CN1815550A (en) * 2005-02-01 2006-08-09 松下电器产业株式会社 Method and system for identifying voice and non-voice in envivonment
CN1953052B (en) * 2005-10-20 2010-09-08 株式会社东芝 Method and device of voice synthesis, duration prediction and duration prediction model of training
KR100785471B1 (en) 2006-01-06 2007-12-13 와이더댄 주식회사 Method of processing audio signals for improving the quality of output audio signal which is transferred to subscriber?s terminal over networks and audio signal processing apparatus of enabling the method
US20080312916A1 (en) * 2007-06-15 2008-12-18 Mr. Alon Konchitsky Receiver Intelligibility Enhancement System
US8190440B2 (en) * 2008-02-29 2012-05-29 Broadcom Corporation Sub-band codec with native voice activity detection
EP2151821B1 (en) 2008-08-07 2011-12-14 Nuance Communications, Inc. Noise-reduction processing of speech signals
JP6053272B2 (en) * 2011-10-19 2016-12-27 オリンパス株式会社 Microscope equipment
US10066962B2 (en) 2013-07-01 2018-09-04 Battelle Energy Alliance, Llc Apparatus, system, and method for sensor authentication

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GB2102254B (en) * 1981-05-11 1985-08-07 Kokusai Denshin Denwa Co Ltd A speech analysis-synthesis system
US4720802A (en) * 1983-07-26 1988-01-19 Lear Siegler Noise compensation arrangement
US4897878A (en) * 1985-08-26 1990-01-30 Itt Corporation Noise compensation in speech recognition apparatus
US4852181A (en) * 1985-09-26 1989-07-25 Oki Electric Industry Co., Ltd. Speech recognition for recognizing the catagory of an input speech pattern
JPH0636158B2 (en) * 1986-12-04 1994-05-11 沖電気工業株式会社 Speech analysis and synthesis method and device
JPH0795238B2 (en) 1987-04-03 1995-10-11 アメリカン テレフォン アンド テレグラフ カムパニー Voiced determination device and voiced determination method
DE3875894T2 (en) 1987-04-03 1993-05-19 American Telephone & Telegraph ADAPTIVE MULTIVARIABLE ANALYSIS DEVICE.
US5761639A (en) * 1989-03-13 1998-06-02 Kabushiki Kaisha Toshiba Method and apparatus for time series signal recognition with signal variation proof learning
US5148489A (en) * 1990-02-28 1992-09-15 Sri International Method for spectral estimation to improve noise robustness for speech recognition
US5465317A (en) * 1993-05-18 1995-11-07 International Business Machines Corporation Speech recognition system with improved rejection of words and sounds not in the system vocabulary
WO1995012920A1 (en) * 1993-11-04 1995-05-11 Sony Corporation Signal encoder, signal decoder, recording medium and signal encoding method
US5774846A (en) * 1994-12-19 1998-06-30 Matsushita Electric Industrial Co., Ltd. Speech coding apparatus, linear prediction coefficient analyzing apparatus and noise reducing apparatus
JP3522012B2 (en) 1995-08-23 2004-04-26 沖電気工業株式会社 Code Excited Linear Prediction Encoder
US5794199A (en) 1996-01-29 1998-08-11 Texas Instruments Incorporated Method and system for improved discontinuous speech transmission
JP3866793B2 (en) 1996-05-21 2007-01-10 ヒューレット・パッカード・カンパニー Network system
SE507370C2 (en) * 1996-09-13 1998-05-18 Ericsson Telefon Ab L M Method and apparatus for generating comfort noise in linear predictive speech decoders
JP4006770B2 (en) 1996-11-21 2007-11-14 松下電器産業株式会社 Noise estimation device, noise reduction device, noise estimation method, and noise reduction method
US5960389A (en) * 1996-11-15 1999-09-28 Nokia Mobile Phones Limited Methods for generating comfort noise during discontinuous transmission
JP3464371B2 (en) 1996-11-15 2003-11-10 ノキア モービル フォーンズ リミテッド Improved method of generating comfort noise during discontinuous transmission
US5924065A (en) * 1997-06-16 1999-07-13 Digital Equipment Corporation Environmently compensated speech processing
US6144937A (en) * 1997-07-23 2000-11-07 Texas Instruments Incorporated Noise suppression of speech by signal processing including applying a transform to time domain input sequences of digital signals representing audio information
JP4216364B2 (en) 1997-08-29 2009-01-28 株式会社東芝 Speech encoding / decoding method and speech signal component separation method
JP3249457B2 (en) 1997-11-28 2002-01-21 沖電気工業株式会社 Voice transmission / reception equipment for digital communication
US6182033B1 (en) * 1998-01-09 2001-01-30 At&T Corp. Modular approach to speech enhancement with an application to speech coding
US6453285B1 (en) * 1998-08-21 2002-09-17 Polycom, Inc. Speech activity detector for use in noise reduction system, and methods therefor
US20020116196A1 (en) * 1998-11-12 2002-08-22 Tran Bao Q. Speech recognizer

Also Published As

Publication number Publication date
EP1258715B1 (en) 2008-01-30
EP1258715A1 (en) 2002-11-20
US20020165681A1 (en) 2002-11-07
US6934650B2 (en) 2005-08-23
EP1258715A4 (en) 2005-10-12
JP2002156999A (en) 2002-05-31
JP3670217B2 (en) 2005-07-13
WO2002021091A1 (en) 2002-03-14

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