NO308335B1 - Anordning og fremgangsmÕte for talesignal-deteksjon - Google Patents

Anordning og fremgangsmÕte for talesignal-deteksjon

Info

Publication number
NO308335B1
NO308335B1 NO992256A NO992256A NO308335B1 NO 308335 B1 NO308335 B1 NO 308335B1 NO 992256 A NO992256 A NO 992256A NO 992256 A NO992256 A NO 992256A NO 308335 B1 NO308335 B1 NO 308335B1
Authority
NO
Norway
Prior art keywords
detection device
signal detection
speech signal
speech
signal
Prior art date
Application number
NO992256A
Other languages
English (en)
Other versions
NO992256D0 (no
NO992256L (no
Inventor
Joji Kane
Akira Nohara
Original Assignee
Matsushita Electric Ind 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 JP2008592A external-priority patent/JP2712691B2/ja
Priority claimed from JP2008595A external-priority patent/JP2712692B2/ja
Priority claimed from JP2017348A external-priority patent/JPH03220600A/ja
Priority claimed from JP2026507A external-priority patent/JP2712704B2/ja
Priority claimed from JP2026506A external-priority patent/JP2712703B2/ja
Priority claimed from JP2034297A external-priority patent/JP2712708B2/ja
Publication of NO992256L publication Critical patent/NO992256L/no
Application filed by Matsushita Electric Ind Co Ltd filed Critical Matsushita Electric Ind Co Ltd
Publication of NO992256D0 publication Critical patent/NO992256D0/no
Publication of NO308335B1 publication Critical patent/NO308335B1/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
    • 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
    • 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
    • G10L2025/783—Detection of presence or absence of voice signals based on threshold decision
    • G10L2025/786—Adaptive threshold
    • 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
    • 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
    • G10L25/24—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 the cepstrum

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Acoustics & Sound (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Physics & Mathematics (AREA)
  • Signal Processing (AREA)
  • Computational Linguistics (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
  • Electrophonic Musical Instruments (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Measurement And Recording Of Electrical Phenomena And Electrical Characteristics Of The Living Body (AREA)
  • Selective Calling Equipment (AREA)
  • Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
NO992256A 1990-01-18 1999-05-10 Anordning og fremgangsmÕte for talesignal-deteksjon NO308335B1 (no)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
JP2008592A JP2712691B2 (ja) 1990-01-18 1990-01-18 信号処理装置
JP2008595A JP2712692B2 (ja) 1990-01-18 1990-01-18 信号制御装置
JP2017348A JPH03220600A (ja) 1990-01-26 1990-01-26 音声検出装置
JP2026507A JP2712704B2 (ja) 1990-02-06 1990-02-06 信号処理装置
JP2026506A JP2712703B2 (ja) 1990-02-06 1990-02-06 信号処理装置
JP2034297A JP2712708B2 (ja) 1990-02-14 1990-02-14 音声検出装置

Publications (3)

Publication Number Publication Date
NO992256L NO992256L (no) 1991-07-19
NO992256D0 NO992256D0 (no) 1999-05-10
NO308335B1 true NO308335B1 (no) 2000-08-28

Family

ID=27548141

Family Applications (4)

Application Number Title Priority Date Filing Date
NO910221A NO306489B1 (no) 1990-01-18 1991-01-18 Talesignalbehandlingsanordning
NO992258A NO308336B1 (no) 1990-01-18 1999-05-10 Anordning og fremgangsmÕte for signalbehandling
NO992257A NO308337B1 (no) 1990-01-18 1999-05-10 Signalstyringsanordning
NO992256A NO308335B1 (no) 1990-01-18 1999-05-10 Anordning og fremgangsmÕte for talesignal-deteksjon

Family Applications Before (3)

Application Number Title Priority Date Filing Date
NO910221A NO306489B1 (no) 1990-01-18 1991-01-18 Talesignalbehandlingsanordning
NO992258A NO308336B1 (no) 1990-01-18 1999-05-10 Anordning og fremgangsmÕte for signalbehandling
NO992257A NO308337B1 (no) 1990-01-18 1999-05-10 Signalstyringsanordning

Country Status (9)

Country Link
US (1) US5195138A (no)
EP (4) EP0614171B1 (no)
KR (1) KR960005739B1 (no)
AU (1) AU644124B2 (no)
CA (1) CA2034333C (no)
DE (4) DE69130294T2 (no)
FI (4) FI115569B (no)
HK (4) HK184795A (no)
NO (4) NO306489B1 (no)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5414674A (en) * 1993-11-12 1995-05-09 Discovery Bay Company Resonant energy analysis method and apparatus for seismic data
US5502717A (en) * 1994-08-01 1996-03-26 Motorola Inc. Method and apparatus for estimating echo cancellation time
JP4307557B2 (ja) * 1996-07-03 2009-08-05 ブリティッシュ・テレコミュニケーションズ・パブリック・リミテッド・カンパニー 音声活性度検出器
US6314396B1 (en) 1998-11-06 2001-11-06 International Business Machines Corporation Automatic gain control in a speech recognition system
WO2001039175A1 (fr) * 1999-11-24 2001-05-31 Fujitsu Limited Procede et appareil de detection vocale
US6876965B2 (en) 2001-02-28 2005-04-05 Telefonaktiebolaget Lm Ericsson (Publ) Reduced complexity voice activity detector
US7426470B2 (en) * 2002-10-03 2008-09-16 Ntt Docomo, Inc. Energy-based nonuniform time-scale modification of audio signals
WO2006005337A1 (en) * 2004-06-11 2006-01-19 Nanonord A/S A method for analyzing fundamental frequencies and application of the method
US8264909B2 (en) * 2010-02-02 2012-09-11 The United States Of America As Represented By The Secretary Of The Navy System and method for depth determination of an impulse acoustic source by cepstral analysis
KR102057795B1 (ko) * 2013-03-15 2019-12-19 애플 인크. 콘텍스트-민감성 방해 처리
CN104967793B (zh) * 2015-07-28 2023-09-19 格科微电子（上海）有限公司 适用于cmos图像传感器的电源噪声抵消电路
CN111883183B (zh) * 2020-03-16 2023-09-12 珠海市杰理科技股份有限公司 语音信号筛选方法、装置、音频设备和系统

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1116300A (en) * 1977-12-28 1982-01-12 Hiroaki Sakoe Speech recognition system
EP0309561B1 (en) * 1987-04-03 1992-12-09 AT&T Corp. An adaptive threshold voiced detector

Also Published As

Publication number Publication date
AU6868891A (en) 1991-07-25
EP0439073B1 (en) 1995-09-13
EP0614171B1 (en) 2000-04-26
DE69132147T2 (de) 2000-09-21
KR910014869A (ko) 1991-08-31
AU644124B2 (en) 1993-12-02
EP0614170A1 (en) 1994-09-07
FI20030089A (fi) 2003-01-21
NO308337B1 (no) 2000-08-28
FI910293A (fi) 1991-07-19
NO992257L (no) 1991-07-19
DE69130294T2 (de) 1999-05-06
HK1010008A1 (en) 1999-06-11
FI20030087A (fi) 2003-01-21
KR960005739B1 (ko) 1996-05-01
NO992256D0 (no) 1999-05-10
US5195138A (en) 1993-03-16
NO308336B1 (no) 2000-08-28
HK1010007A1 (en) 1999-06-11
FI20030088A (fi) 2003-01-21
DE69132148T2 (de) 2000-09-21
DE69112855D1 (de) 1995-10-19
HK1010006A1 (en) 1999-06-11
NO992258D0 (no) 1999-05-10
EP0614170B1 (en) 2000-04-26
NO992256L (no) 1991-07-19
NO306489B1 (no) 1999-11-08
CA2034333C (en) 1996-04-16
HK184795A (en) 1995-12-15
FI116595B (fi) 2005-12-30
FI117953B (fi) 2007-04-30
DE69112855T2 (de) 1996-02-15
DE69130294D1 (de) 1998-11-05
EP0614171A1 (en) 1994-09-07
NO910221D0 (no) 1991-01-18
NO992257D0 (no) 1999-05-10
EP0439073A1 (en) 1991-07-31
EP0614169B1 (en) 1998-09-30
DE69132148D1 (de) 2000-05-31
FI910293A0 (fi) 1991-01-18
NO910221L (no) 1991-07-19
FI116594B (fi) 2005-12-30
NO992258L (no) 1991-07-19
EP0614169A1 (en) 1994-09-07
DE69132147D1 (de) 2000-05-31
CA2034333A1 (en) 1991-07-19
FI115569B (fi) 2005-05-31

Similar Documents

Publication Publication Date Title
DE69133626D1 (de) Messverfahren und -vorrichtung
DE69124005D1 (de) Sprachsignalverarbeitungsvorrichtung
DE69118277T2 (de) Feuer-Detektierungsverfahren und -vorrichtung
NO308430B1 (no) Anordning og fremgangsmÕte ved signalgenerering
NO940356L (no) Fremgangsmåte og anordning for påvisning av seismiske signaler
DE69204917T2 (de) Messverfahren und -vorrichtung.
NO931005D0 (no) Fremgangsmaate og anordning for seismiske undersoekelser
DE69321854D1 (de) Signalverarbeitungsvorrichtung und -verfahren sowie diese verwendende Versatzerfassungsvorrichtung
FI103930B1 (fi) Äänisignaalin käsittelylaite ja -menetelmä
NO308638B1 (no) FremgangsmÕte og anordning for digitalisert signaloverføring
NO992256D0 (no) Anordning og fremgangsmÕte for talesignal-deteksjon
NO931313D0 (no) Fremgangsmaate og innretning for dykking
DE69315016T2 (de) Signalverarbeitungsverfahren und Versatzerfassungsvorrichtung
NO176740C (no) Fremgangsmåte og anordning for prosessering av et analogt signal
DE69219498T2 (de) Lagedetektierungsgerät und -verfahren
DK0441769T3 (da) Fremgangsmåde og indretning til signaludledning
NO954536D0 (no) Fremgangsmåte og anordning for prövetaking
NO303890B1 (no) Fremgangsmåte og system for signalbehandling
DE69122647T2 (de) Informationssignalverarbeitungsmethode und -apparat
DE69416649D1 (de) Videosignalverarbeitungsgerät und -verfahren
FI103218B1 (fi) Kaukomittausmenetelmä ja -laite
DE69221912D1 (de) PCM-Signalaufzeichnungsverfahren und -gerät
NO902357L (no) Synkroniseringsmetode og anordning
DK0518326T3 (da) Fremgangsmåde og indretning til bearbejdning af akustisk information
NO931826D0 (no) Strekkemetode og innretning