KR880701435A - 음성 처리장치 - Google Patents

음성 처리장치

Info

Publication number
KR880701435A
KR880701435A KR1019880700114A KR880700114A KR880701435A KR 880701435 A KR880701435 A KR 880701435A KR 1019880700114 A KR1019880700114 A KR 1019880700114A KR 880700114 A KR880700114 A KR 880700114A KR 880701435 A KR880701435 A KR 880701435A
Authority
KR
South Korea
Prior art keywords
speech
template
background noise
word
stored
Prior art date
Application number
KR1019880700114A
Other languages
English (en)
Other versions
KR950011963B1 (ko
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 filed Critical
Publication of KR880701435A publication Critical patent/KR880701435A/ko
Application granted granted Critical
Publication of KR950011963B1 publication Critical patent/KR950011963B1/ko

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
    • G10L15/28—Constructional details of speech recognition systems
    • 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
    • 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
    • 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
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
    • H04B1/40—Circuits
    • 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
    • G10L2021/02168—Noise filtering characterised by the method used for estimating noise the estimation exclusively taking place during speech pauses
    • 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
    • G10L25/18—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 spectral information of each sub-band

Landscapes

  • Engineering & Computer Science (AREA)
  • Computational Linguistics (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Control Of Amplification And Gain Control (AREA)
  • Interface Circuits In Exchanges (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Noise Elimination (AREA)
  • Telephonic Communication Services (AREA)
  • Circuits Of Receivers In General (AREA)
  • Facsimiles In General (AREA)
  • Tone Control, Compression And Expansion, Limiting Amplitude (AREA)
  • Machine Translation (AREA)
  • Analogue/Digital Conversion (AREA)
  • Display Devices Of Pinball Game Machines (AREA)
  • Telephone Function (AREA)
  • Multi-Process Working Machines And Systems (AREA)
  • Sewing Machines And Sewing (AREA)
KR1019880700114A 1986-06-02 1987-05-29 음성처리장치, 그 장치를 이용한 셀룰러 무선단말장치 및 음성처리방법 KR950011963B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB8613327 1986-06-02
GB868613327A GB8613327D0 (en) 1986-06-02 1986-06-02 Speech processor
PCT/GB1987/000376 WO1987007750A1 (en) 1986-06-02 1987-05-29 Speech processor

Publications (2)

Publication Number Publication Date
KR880701435A true KR880701435A (ko) 1988-07-27
KR950011963B1 KR950011963B1 (ko) 1995-10-12

Family

ID=10598774

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019880700114A KR950011963B1 (ko) 1986-06-02 1987-05-29 음성처리장치, 그 장치를 이용한 셀룰러 무선단말장치 및 음성처리방법

Country Status (13)

Country Link
US (1) US4912766A (ko)
EP (2) EP0750291B1 (ko)
JP (3) JP2561850B2 (ko)
KR (1) KR950011963B1 (ko)
AT (2) ATE109582T1 (ko)
CA (1) CA1310418C (ko)
DE (2) DE3750314T2 (ko)
DK (1) DK171426B1 (ko)
ES (1) ES2056819T3 (ko)
FI (1) FI92113C (ko)
GB (1) GB8613327D0 (ko)
HK (1) HK137096A (ko)
WO (1) WO1987007750A1 (ko)

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Also Published As

Publication number Publication date
CA1310418C (en) 1992-11-17
DE3752288D1 (de) 1999-09-09
ES2056819T3 (es) 1994-10-16
HK137096A (en) 1996-08-02
JPH0677894A (ja) 1994-03-18
KR950011963B1 (ko) 1995-10-12
JP2654503B2 (ja) 1997-09-17
DE3752288T2 (de) 2000-07-06
DK282587A (da) 1987-12-03
EP0750291B1 (en) 1999-08-04
ATE183009T1 (de) 1999-08-15
ATE109582T1 (de) 1994-08-15
US4912766A (en) 1990-03-27
DE3750314T2 (de) 1994-11-17
FI92113C (fi) 1994-09-26
WO1987007750A1 (en) 1987-12-17
DE3750314D1 (de) 1994-09-08
DK282587D0 (da) 1987-06-02
EP0248609A1 (en) 1987-12-09
FI92113B (fi) 1994-06-15
DK171426B1 (da) 1996-10-21
EP0248609B1 (en) 1994-08-03
JPS63503487A (ja) 1988-12-15
GB8613327D0 (en) 1986-07-09
EP0750291A1 (en) 1996-12-27
FI872450A (fi) 1987-12-03
FI872450A0 (fi) 1987-06-02
JP2561850B2 (ja) 1996-12-11
JPH09325790A (ja) 1997-12-16

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