NO306360B1 - Anordning og fremgangsmÕte for talesignal-behandling - Google Patents

Anordning og fremgangsmÕte for talesignal-behandling Download PDF

Info

Publication number
NO306360B1
NO306360B1 NO910535A NO910535A NO306360B1 NO 306360 B1 NO306360 B1 NO 306360B1 NO 910535 A NO910535 A NO 910535A NO 910535 A NO910535 A NO 910535A NO 306360 B1 NO306360 B1 NO 306360B1
Authority
NO
Norway
Prior art keywords
cepstrum
vowel
consonant
mean value
signal
Prior art date
Application number
NO910535A
Other languages
English (en)
Norwegian (no)
Other versions
NO910535D0 (no
NO910535L (no
Inventor
Joji Kane
Akira Nohara
Original Assignee
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
Priority claimed from JP3321090A external-priority patent/JP2959791B2/ja
Priority claimed from JP2033211A external-priority patent/JP2959792B2/ja
Application filed by Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Publication of NO910535D0 publication Critical patent/NO910535D0/no
Publication of NO910535L publication Critical patent/NO910535L/no
Publication of NO306360B1 publication Critical patent/NO306360B1/no

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
    • G10L15/00—Speech recognition
    • G10L15/02—Feature extraction for speech recognition; Selection of recognition unit
    • 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
    • G10L25/93—Discriminating between voiced and unvoiced parts of speech 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Physics & Mathematics (AREA)
  • Computational Linguistics (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Quality & Reliability (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Circuit For Audible Band Transducer (AREA)
  • Noise Elimination (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
  • Electrophonic Musical Instruments (AREA)
  • Signal Processing Not Specific To The Method Of Recording And Reproducing (AREA)
  • Selective Calling Equipment (AREA)
  • Communication Control (AREA)
NO910535A 1990-02-13 1991-02-11 Anordning og fremgangsmÕte for talesignal-behandling NO306360B1 (no)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP3321090A JP2959791B2 (ja) 1990-02-13 1990-02-13 音声信号処理装置
JP2033211A JP2959792B2 (ja) 1990-02-13 1990-02-13 音声信号処理装置

Publications (3)

Publication Number Publication Date
NO910535D0 NO910535D0 (no) 1991-02-11
NO910535L NO910535L (no) 1991-08-14
NO306360B1 true NO306360B1 (no) 1999-10-25

Family

ID=26371868

Family Applications (1)

Application Number Title Priority Date Filing Date
NO910535A NO306360B1 (no) 1990-02-13 1991-02-11 Anordning og fremgangsmÕte for talesignal-behandling

Country Status (9)

Country Link
US (1) US5204906A (de)
EP (1) EP0442342B1 (de)
KR (1) KR960005740B1 (de)
AU (1) AU635600B2 (de)
CA (1) CA2036199C (de)
DE (1) DE69105154T2 (de)
FI (1) FI103930B (de)
HK (1) HK185195A (de)
NO (1) NO306360B1 (de)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07104788A (ja) * 1993-10-06 1995-04-21 Technol Res Assoc Of Medical & Welfare Apparatus 音声強調処理装置
JP3397568B2 (ja) * 1996-03-25 2003-04-14 キヤノン株式会社 音声認識方法及び装置
WO1997037345A1 (en) * 1996-03-29 1997-10-09 British Telecommunications Public Limited Company Speech processing
DE69715478T2 (de) 1996-11-07 2003-01-09 Matsushita Electric Industrial Co., Ltd. Verfahren und Vorrichtung zur CELP Sprachkodierung und -dekodierung
JPH10247869A (ja) * 1997-03-04 1998-09-14 Nec Corp ダイバーシティ回路
DE19854341A1 (de) 1998-11-25 2000-06-08 Alcatel Sa Verfahren und Schaltungsanordnung zur Sprachpegelmessung in einem Sprachsignalverarbeitungssystem
US20020150264A1 (en) * 2001-04-11 2002-10-17 Silvia Allegro Method for eliminating spurious signal components in an input signal of an auditory system, application of the method, and a hearing aid
US20040102965A1 (en) * 2002-11-21 2004-05-27 Rapoport Ezra J. Determining a pitch period
US8254591B2 (en) 2007-02-01 2012-08-28 Personics Holdings Inc. Method and device for audio recording
US11217237B2 (en) 2008-04-14 2022-01-04 Staton Techiya, Llc Method and device for voice operated control
US11317202B2 (en) 2007-04-13 2022-04-26 Staton Techiya, Llc Method and device for voice operated control
US9129291B2 (en) 2008-09-22 2015-09-08 Personics Holdings, Llc Personalized sound management and method
US9838784B2 (en) 2009-12-02 2017-12-05 Knowles Electronics, Llc Directional audio capture
US8880396B1 (en) * 2010-04-28 2014-11-04 Audience, Inc. Spectrum reconstruction for automatic speech recognition
DE102011006515A1 (de) 2011-03-31 2012-10-04 Siemens Medical Instruments Pte. Ltd. Verfahren zur Verbesserung der Sprachverständlichkeit mit einem Hörhilfegerät sowie Hörhilfegerät
DE102011006472B4 (de) 2011-03-31 2013-08-14 Siemens Medical Instruments Pte. Ltd. Verfahren zur Verbesserung der Sprachverständlichkeit mit einem Hörhilfegerät sowie Hörhilfegerät
DE102011006511B4 (de) 2011-03-31 2016-07-14 Sivantos Pte. Ltd. Hörhilfegerät sowie Verfahren zum Betrieb eines Hörhilfegeräts
KR101247652B1 (ko) * 2011-08-30 2013-04-01 광주과학기술원 잡음 제거 장치 및 방법
US9536540B2 (en) 2013-07-19 2017-01-03 Knowles Electronics, Llc Speech signal separation and synthesis based on auditory scene analysis and speech modeling
JP2015169827A (ja) * 2014-03-07 2015-09-28 富士通株式会社 音声処理装置、音声処理方法および音声処理プログラム
WO2016040885A1 (en) 2014-09-12 2016-03-17 Audience, Inc. Systems and methods for restoration of speech components
US9820042B1 (en) 2016-05-02 2017-11-14 Knowles Electronics, Llc Stereo separation and directional suppression with omni-directional microphones

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3566035A (en) * 1969-07-17 1971-02-23 Bell Telephone Labor Inc Real time cepstrum analyzer
US4058676A (en) * 1975-07-07 1977-11-15 International Communication Sciences Speech analysis and synthesis system
US4630305A (en) * 1985-07-01 1986-12-16 Motorola, Inc. Automatic gain selector for a noise suppression system
WO1988007739A1 (en) * 1987-04-03 1988-10-06 American Telephone & Telegraph Company An adaptive threshold voiced detector

Also Published As

Publication number Publication date
FI103930B1 (fi) 1999-10-15
AU635600B2 (en) 1993-03-25
HK185195A (en) 1995-12-15
AU6927891A (en) 1991-08-15
FI910679A0 (fi) 1991-02-12
NO910535D0 (no) 1991-02-11
NO910535L (no) 1991-08-14
CA2036199A1 (en) 1991-08-14
DE69105154D1 (de) 1994-12-22
CA2036199C (en) 1997-09-30
US5204906A (en) 1993-04-20
EP0442342B1 (de) 1994-11-17
KR960005740B1 (ko) 1996-05-01
EP0442342A1 (de) 1991-08-21
FI103930B (fi) 1999-10-15
FI910679L (fi) 1991-08-14
KR910015962A (ko) 1991-09-30
DE69105154T2 (de) 1995-03-23

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