ATE509477T1 - Gerät und verfahren zur sprachverarbeitung - Google Patents

Gerät und verfahren zur sprachverarbeitung

Info

Publication number
ATE509477T1
ATE509477T1 AT98905778T AT98905778T ATE509477T1 AT E509477 T1 ATE509477 T1 AT E509477T1 AT 98905778 T AT98905778 T AT 98905778T AT 98905778 T AT98905778 T AT 98905778T AT E509477 T1 ATE509477 T1 AT E509477T1
Authority
AT
Austria
Prior art keywords
impulse response
voice
contained
language processing
microphone input
Prior art date
Application number
AT98905778T
Other languages
English (en)
Inventor
Makoto Shozakai
Tomohiro Tani
Original Assignee
Asahi Chemical Ind
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 Asahi Chemical Ind filed Critical Asahi Chemical Ind
Application granted granted Critical
Publication of ATE509477T1 publication Critical patent/ATE509477T1/de

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R3/00—Circuits for transducers
    • H04R3/02—Circuits for transducers for preventing acoustic reaction, i.e. acoustic oscillatory feedback
    • 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
    • G10L15/20—Speech recognition techniques specially adapted for robustness in adverse environments, e.g. in noise, of stress induced speech
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M9/00—Arrangements for interconnection not involving centralised switching
    • H04M9/08—Two-way loud-speaking telephone systems with means for conditioning the signal, e.g. for suppressing echoes for one or both directions of traffic
    • H04M9/082—Two-way loud-speaking telephone systems with means for conditioning the signal, e.g. for suppressing echoes for one or both directions of traffic using echo cancellers
    • 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
    • G10L2021/02082—Noise filtering the noise being echo, reverberation of the speech

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • General Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • Human Computer Interaction (AREA)
  • Multimedia (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Computational Linguistics (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Telephone Function (AREA)
  • Exchange Systems With Centralized Control (AREA)
  • Circuit For Audible Band Transducer (AREA)
  • Filters That Use Time-Delay Elements (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
AT98905778T 1997-03-06 1998-03-05 Gerät und verfahren zur sprachverarbeitung ATE509477T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP9051577A JPH10257583A (ja) 1997-03-06 1997-03-06 音声処理装置およびその音声処理方法
PCT/JP1998/000915 WO1998039946A1 (en) 1997-03-06 1998-03-05 Device and method for processing speech

Publications (1)

Publication Number Publication Date
ATE509477T1 true ATE509477T1 (de) 2011-05-15

Family

ID=12890808

Family Applications (1)

Application Number Title Priority Date Filing Date
AT98905778T ATE509477T1 (de) 1997-03-06 1998-03-05 Gerät und verfahren zur sprachverarbeitung

Country Status (8)

Country Link
US (1) US7440891B1 (de)
EP (1) EP0969692B1 (de)
JP (2) JPH10257583A (de)
KR (1) KR100382024B1 (de)
CN (2) CN1159948C (de)
AT (1) ATE509477T1 (de)
AU (1) AU6120398A (de)
WO (1) WO1998039946A1 (de)

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Also Published As

Publication number Publication date
AU6120398A (en) 1998-09-22
JPH10257583A (ja) 1998-09-25
CN1159948C (zh) 2004-07-28
KR100382024B1 (ko) 2003-04-26
CN100512510C (zh) 2009-07-08
EP0969692B1 (de) 2011-05-11
EP0969692A1 (de) 2000-01-05
WO1998039946A1 (en) 1998-09-11
JP3229335B2 (ja) 2001-11-19
CN1545368A (zh) 2004-11-10
KR20000075980A (ko) 2000-12-26
US7440891B1 (en) 2008-10-21
CN1249889A (zh) 2000-04-05
EP0969692A4 (de) 2005-03-09

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