KR900000754A - 과대음성검출장치 - Google Patents

과대음성검출장치 Download PDF

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Publication number
KR900000754A
KR900000754A KR1019890008871A KR890008871A KR900000754A KR 900000754 A KR900000754 A KR 900000754A KR 1019890008871 A KR1019890008871 A KR 1019890008871A KR 890008871 A KR890008871 A KR 890008871A KR 900000754 A KR900000754 A KR 900000754A
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KR
South Korea
Prior art keywords
voice detection
over
feature parameters
detection device
extracting
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KR1019890008871A
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English (en)
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KR920009957B1 (ko
Inventor
모토아키 고야마
Original Assignee
아오이 죠이치
가부시키가이샤 도시바
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Application filed by 아오이 죠이치, 가부시키가이샤 도시바 filed Critical 아오이 죠이치
Publication of KR900000754A publication Critical patent/KR900000754A/ko
Application granted granted Critical
Publication of KR920009957B1 publication Critical patent/KR920009957B1/ko

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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
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers
    • H03G3/20—Automatic control
    • 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
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G9/00—Combinations of two or more types of control, e.g. gain control and tone control
    • H03G9/02—Combinations of two or more types of control, e.g. gain control and tone control in untuned amplifiers

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  • 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)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
  • Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
  • Toys (AREA)
  • Control Of Amplification And Gain Control (AREA)

Abstract

내용 없음

Description

과대음성검출장치
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 본 발명의 실시예에 따른 과대음성검출장치를 개략적으로 도시한 블럭도,
제2도는 제1도에 도시된 과대음성검출장치중 CPU의 기능블럭도,
제3도는 본 발명에 따른 과대음성검출장치가 과대음성으로 판단하지 않은 음성의 주파수분석예를 도시한 도면,
제4도는 제3도에 도시된 주파수분석예에서 평면 A-A에 연하여 절단한 단면도,
제5도는 본 발명에 따른 과대음성검출장치가 과대음성으로 판단한 음성의 주파수분석예를 도시한 도면,
제6도는 제5도에 도시된 주파수분석예에서 평면 B-B에 연하여 절단한 단면도,
제7도(a,b)는 본 발명에 따른 입력음성의 음성구간검출방법의 흐름도 및 그래프,
제8도는 본 발명에 따른 과대음성검출방법의 흐름도,
제9도와 제10도는 각각 종래의 과대음성판단방법을 도시한 그래프이다.

Claims (4)

  1. 음성에서 특징파라미터를 추출하는 추출수단(3)과, 상기 특징파라미터의 시계열패턴상에서 연속된 특징파라미터가 소정시간 일정치를 넘는 것을 검출하는 검출수단(8)을 구비하여 구성된 것을 특징으로 하는 과대음성검출장치.
  2. 제1항에 있어서, 상기 추출수단(3)이 주파수분석장치로 구성된 것을 특징으로 하는 과대음성검출장치.
  3. 제1항에 있어서,상기 추출수단(3)이 멜컵스트러분석장치로 구성된 것을 특징으로 하는 과대음성검출장치.
  4. 제1항에 있어서,상기 추출수단(3)과 검출수단(8)간에 상기 추출수단(3)에 의해 추출된 특징파라미터를 시간축상에서 이산적으로 샘플링하는 표본화회로(7)가 더 설치되어 있는 것을 특징으로 하는 과대음성검출장치.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019890008871A 1988-06-27 1989-06-27 과대음성 검출장치 KR920009957B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP63158707A JPH027099A (ja) 1988-06-27 1988-06-27 過大音声検出装置
JP88-158707 1988-06-27
JP63-158707 1988-06-27

Publications (2)

Publication Number Publication Date
KR900000754A true KR900000754A (ko) 1990-01-31
KR920009957B1 KR920009957B1 (ko) 1992-11-06

Family

ID=15677598

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019890008871A KR920009957B1 (ko) 1988-06-27 1989-06-27 과대음성 검출장치

Country Status (5)

Country Link
US (1) US5058168A (ko)
EP (1) EP0348888B1 (ko)
JP (1) JPH027099A (ko)
KR (1) KR920009957B1 (ko)
DE (1) DE68919924T2 (ko)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5315688A (en) * 1990-09-21 1994-05-24 Theis Peter F System for recognizing or counting spoken itemized expressions
US5509102A (en) * 1992-07-01 1996-04-16 Kokusai Electric Co., Ltd. Voice encoder using a voice activity detector
DK46493D0 (da) * 1993-04-22 1993-04-22 Frank Uldall Leonhard Metode for signalbehandling til bestemmelse af transientforhold i auditive signaler
GB2421317B (en) * 2004-12-15 2009-02-11 Agilent Technologies Inc A method and apparatus for detecting leading pulse edges
JP4804436B2 (ja) * 2007-09-26 2011-11-02 日本電信電話株式会社 レベル調整判定装置、その方法、およびそのプログラム

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55121500A (en) * 1979-03-15 1980-09-18 Fujitsu Ltd Voice identification device
US4624009A (en) * 1980-05-02 1986-11-18 Figgie International, Inc. Signal pattern encoder and classifier
CH645501GA3 (ko) * 1981-07-24 1984-10-15
JPS5852695A (ja) * 1981-09-25 1983-03-28 日産自動車株式会社 車両用音声検出装置
US4624008A (en) * 1983-03-09 1986-11-18 International Telephone And Telegraph Corporation Apparatus for automatic speech recognition
DE3314570A1 (de) * 1983-04-22 1984-10-25 Philips Patentverwaltung Gmbh, 2000 Hamburg Verfahren und anordnung zur einstellung der verstaerkung
JPS603700A (ja) * 1983-06-22 1985-01-10 日本電気株式会社 音声検出方式
US4720802A (en) * 1983-07-26 1988-01-19 Lear Siegler Noise compensation arrangement
JPS6114520A (ja) * 1984-06-29 1986-01-22 Omron Tateisi Electronics Co 回転数、速度等の検出装置
US4707857A (en) * 1984-08-27 1987-11-17 John Marley Voice command recognition system having compact significant feature data
US4684599A (en) * 1986-07-14 1987-08-04 Eastman Kodak Company Photoresist compositions containing quinone sensitizer
US4829578A (en) * 1986-10-02 1989-05-09 Dragon Systems, Inc. Speech detection and recognition apparatus for use with background noise of varying levels

Also Published As

Publication number Publication date
EP0348888A3 (en) 1991-06-12
KR920009957B1 (ko) 1992-11-06
DE68919924T2 (de) 1995-05-18
JPH0558551B2 (ko) 1993-08-26
JPH027099A (ja) 1990-01-11
DE68919924D1 (de) 1995-01-26
EP0348888A2 (en) 1990-01-03
US5058168A (en) 1991-10-15
EP0348888B1 (en) 1994-12-14

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