DK282587D0 - Taleprocessor - Google Patents

Taleprocessor

Info

Publication number
DK282587D0
DK282587D0 DK282587A DK282587A DK282587D0 DK 282587 D0 DK282587 D0 DK 282587D0 DK 282587 A DK282587 A DK 282587A DK 282587 A DK282587 A DK 282587A DK 282587 D0 DK282587 D0 DK 282587D0
Authority
DK
Denmark
Prior art keywords
speech
template
background noise
word
stored
Prior art date
Application number
DK282587A
Other languages
English (en)
Other versions
DK171426B1 (da
DK282587A (da
Inventor
Nicholas John Arnold Forse
Original Assignee
British Telecomm
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 British Telecomm filed Critical British Telecomm
Publication of DK282587D0 publication Critical patent/DK282587D0/da
Publication of DK282587A publication Critical patent/DK282587A/da
Application granted granted Critical
Publication of DK171426B1 publication Critical patent/DK171426B1/da

Links

Classifications

    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; 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 OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; 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 OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; SPEECH OR AUDIO CODING OR DECODING
    • G10L15/00—Speech recognition
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; 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 OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; SPEECH OR AUDIO CODING OR DECODING
    • G10L21/00—Processing of the speech or voice signal 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 OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; 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
DK282587A 1986-06-02 1987-06-02 Taleprocessor og anvendelse af en taleprocessor i en mobilradioterminal samt fremgangsmåde til signalbehandling af tale DK171426B1 (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB868613327A GB8613327D0 (en) 1986-06-02 1986-06-02 Speech processor
GB8613327 1986-06-02

Publications (3)

Publication Number Publication Date
DK282587D0 true DK282587D0 (da) 1987-06-02
DK282587A DK282587A (da) 1987-12-03
DK171426B1 DK171426B1 (da) 1996-10-21

Family

ID=10598774

Family Applications (1)

Application Number Title Priority Date Filing Date
DK282587A DK171426B1 (da) 1986-06-02 1987-06-02 Taleprocessor og anvendelse af en taleprocessor i en mobilradioterminal samt fremgangsmåde til signalbehandling af tale

Country Status (13)

Country Link
US (1) US4912766A (da)
EP (2) EP0248609B1 (da)
JP (3) JP2561850B2 (da)
KR (1) KR950011963B1 (da)
AT (2) ATE183009T1 (da)
CA (1) CA1310418C (da)
DE (2) DE3752288T2 (da)
DK (1) DK171426B1 (da)
ES (1) ES2056819T3 (da)
FI (1) FI92113C (da)
GB (1) GB8613327D0 (da)
HK (1) HK137096A (da)
WO (1) WO1987007750A1 (da)

Families Citing this family (50)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DK510275A (da) * 1975-11-12 1977-05-13 Struers K S Elektrolytisk polerapparat
JPH02189600A (ja) * 1989-01-19 1990-07-25 Sanyo Electric Co Ltd 音声認識装置
US5333155A (en) * 1991-04-25 1994-07-26 Rohde & Schwarz Gmbh & Co. Kg Method and system for transmitting digital audio signals from recording studios to the various master stations of a broadcasting network
US6134521A (en) * 1994-02-17 2000-10-17 Motorola, Inc. Method and apparatus for mitigating audio degradation in a communication system
JPH11511567A (ja) * 1995-08-24 1999-10-05 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 パターン認識
US5774841A (en) * 1995-09-20 1998-06-30 The United States Of America As Represented By The Adminstrator Of The National Aeronautics And Space Administration Real-time reconfigurable adaptive speech recognition command and control apparatus and method
US7630895B2 (en) * 2000-01-21 2009-12-08 At&T Intellectual Property I, L.P. Speaker verification method
US6012027A (en) * 1997-05-27 2000-01-04 Ameritech Corporation Criteria for usable repetitions of an utterance during speech reference enrollment
US6353809B2 (en) * 1997-06-06 2002-03-05 Olympus Optical, Ltd. Speech recognition with text generation from portions of voice data preselected by manual-input commands
US6188986B1 (en) 1998-01-02 2001-02-13 Vos Systems, Inc. Voice activated switch method and apparatus
GB9822529D0 (en) * 1998-10-16 1998-12-09 Dragon Syst Uk Ltd Speech processing
DE19960161C2 (de) * 1998-12-15 2002-03-28 Daimler Chrysler Ag Verfahren zur Detektion von sprachmodulierten Sendungen
FI118359B (fi) * 1999-01-18 2007-10-15 Nokia Corp Menetelmä puheentunnistuksessa ja puheentunnistuslaite ja langaton viestin
US6519559B1 (en) * 1999-07-29 2003-02-11 Intel Corporation Apparatus and method for the enhancement of signals
US6910011B1 (en) 1999-08-16 2005-06-21 Haman Becker Automotive Systems - Wavemakers, Inc. Noisy acoustic signal enhancement
US7117149B1 (en) 1999-08-30 2006-10-03 Harman Becker Automotive Systems-Wavemakers, Inc. Sound source classification
US6594630B1 (en) * 1999-11-19 2003-07-15 Voice Signal Technologies, Inc. Voice-activated control for electrical device
US7155385B2 (en) 2002-05-16 2006-12-26 Comerica Bank, As Administrative Agent Automatic gain control for adjusting gain during non-speech portions
KR100841096B1 (ko) * 2002-10-14 2008-06-25 리얼네트웍스아시아퍼시픽 주식회사 음성 코덱에 대한 디지털 오디오 신호의 전처리 방법
US7725315B2 (en) 2003-02-21 2010-05-25 Qnx Software Systems (Wavemakers), Inc. Minimization of transient noises in a voice signal
US8326621B2 (en) 2003-02-21 2012-12-04 Qnx Software Systems Limited Repetitive transient noise removal
US8073689B2 (en) 2003-02-21 2011-12-06 Qnx Software Systems Co. Repetitive transient noise removal
US7885420B2 (en) 2003-02-21 2011-02-08 Qnx Software Systems Co. Wind noise suppression system
US7949522B2 (en) 2003-02-21 2011-05-24 Qnx Software Systems Co. System for suppressing rain noise
US8271279B2 (en) 2003-02-21 2012-09-18 Qnx Software Systems Limited Signature noise removal
US7895036B2 (en) 2003-02-21 2011-02-22 Qnx Software Systems Co. System for suppressing wind noise
AU2003901539A0 (en) * 2003-03-28 2003-05-01 Cochlear Limited Noise floor estimator
US8306821B2 (en) 2004-10-26 2012-11-06 Qnx Software Systems Limited Sub-band periodic signal enhancement system
US8543390B2 (en) 2004-10-26 2013-09-24 Qnx Software Systems Limited Multi-channel periodic signal enhancement system
US8170879B2 (en) 2004-10-26 2012-05-01 Qnx Software Systems Limited Periodic signal enhancement system
US7716046B2 (en) 2004-10-26 2010-05-11 Qnx Software Systems (Wavemakers), Inc. Advanced periodic signal enhancement
US7949520B2 (en) 2004-10-26 2011-05-24 QNX Software Sytems Co. Adaptive filter pitch extraction
US7680652B2 (en) 2004-10-26 2010-03-16 Qnx Software Systems (Wavemakers), Inc. Periodic signal enhancement system
US8284947B2 (en) 2004-12-01 2012-10-09 Qnx Software Systems Limited Reverberation estimation and suppression system
US20060146652A1 (en) * 2005-01-03 2006-07-06 Sdi Technologies, Inc. Sunset timer
US8027833B2 (en) 2005-05-09 2011-09-27 Qnx Software Systems Co. System for suppressing passing tire hiss
US8311819B2 (en) 2005-06-15 2012-11-13 Qnx Software Systems Limited System for detecting speech with background voice estimates and noise estimates
US8170875B2 (en) 2005-06-15 2012-05-01 Qnx Software Systems Limited Speech end-pointer
US7117075B1 (en) * 2005-08-15 2006-10-03 Report On Board Llc Driver activity and vehicle operation logging and reporting
US7995713B2 (en) * 2006-04-03 2011-08-09 Agere Systems Inc. Voice-identification-based signal processing for multiple-talker applications
US7844453B2 (en) 2006-05-12 2010-11-30 Qnx Software Systems Co. Robust noise estimation
US8326620B2 (en) 2008-04-30 2012-12-04 Qnx Software Systems Limited Robust downlink speech and noise detector
US8335685B2 (en) 2006-12-22 2012-12-18 Qnx Software Systems Limited Ambient noise compensation system robust to high excitation noise
US8904400B2 (en) 2007-09-11 2014-12-02 2236008 Ontario Inc. Processing system having a partitioning component for resource partitioning
US8850154B2 (en) 2007-09-11 2014-09-30 2236008 Ontario Inc. Processing system having memory partitioning
US8694310B2 (en) 2007-09-17 2014-04-08 Qnx Software Systems Limited Remote control server protocol system
US8209514B2 (en) 2008-02-04 2012-06-26 Qnx Software Systems Limited Media processing system having resource partitioning
DE102010041435A1 (de) * 2010-09-27 2012-03-29 Siemens Medical Instruments Pte. Ltd. Verfahren zum Rekonstruieren eines Sprachsignals und Hörvorrichtung
WO2013061252A2 (en) * 2011-10-24 2013-05-02 Cochlear Limited Post-filter common-gain determination
JP6127422B2 (ja) 2012-09-25 2017-05-17 セイコーエプソン株式会社 音声認識装置及び方法、並びに、半導体集積回路装置

Family Cites Families (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3411153A (en) * 1964-10-12 1968-11-12 Philco Ford Corp Plural-signal analog-to-digital conversion system
US4000369A (en) * 1974-12-05 1976-12-28 Rockwell International Corporation Analog signal channel equalization with signal-in-noise embodiment
US4032710A (en) * 1975-03-10 1977-06-28 Threshold Technology, Inc. Word boundary detector for speech recognition equipment
CA1056504A (en) * 1975-04-02 1979-06-12 Visvaldis A. Vitols Keyword detection in continuous speech using continuous asynchronous correlation
US4052568A (en) * 1976-04-23 1977-10-04 Communications Satellite Corporation Digital voice switch
FR2451680A1 (fr) * 1979-03-12 1980-10-10 Soumagne Joel Discriminateur parole/silence pour interpolation de la parole
US4262355A (en) * 1979-05-11 1981-04-14 Rca Corporation System for limiting intermodulation distortion of talkspurt signals
US4292470A (en) * 1979-09-10 1981-09-29 Interstate Electronics Corp. Audio signal recognition computer
JPS56126896A (en) * 1980-03-10 1981-10-05 Nippon Electric Co Voice recognizing system
US4352957A (en) * 1980-03-17 1982-10-05 Storage Technology Corporation Speech detector circuit with associated gain control for a tasi system
JPS56159400U (da) * 1980-04-24 1981-11-27
JPS57177197A (en) * 1981-04-24 1982-10-30 Hitachi Ltd Pick-up system for sound section
JPS57178299A (en) * 1981-04-27 1982-11-02 Kyosan Electric Mfg Recognition pattern preparation system
US4410763A (en) * 1981-06-09 1983-10-18 Northern Telecom Limited Speech detector
US4489434A (en) * 1981-10-05 1984-12-18 Exxon Corporation Speech recognition method and apparatus
JPS5984300A (ja) * 1982-11-08 1984-05-15 株式会社日立製作所 音声区間検出回路
JPS59111697A (ja) * 1982-12-17 1984-06-27 株式会社日立製作所 音声認識方式
US4627091A (en) * 1983-04-01 1986-12-02 Rca Corporation Low-energy-content voice detection apparatus
JPS6063600A (ja) * 1983-08-26 1985-04-11 日本電気株式会社 可変閾値型音声検出器
US4696040A (en) * 1983-10-13 1987-09-22 Texas Instruments Incorporated Speech analysis/synthesis system with energy normalization and silence suppression
JPS6085628A (ja) * 1983-10-15 1985-05-15 Fujitsu Ten Ltd 通信装置
JPS60254100A (ja) * 1984-05-30 1985-12-14 沖電気工業株式会社 音声認識方式
JPS6195398A (ja) * 1984-10-17 1986-05-14 株式会社東芝 音声認識装置
US4821325A (en) * 1984-11-08 1989-04-11 American Telephone And Telegraph Company, At&T Bell Laboratories Endpoint detector
JPS61113100A (ja) * 1984-11-08 1986-05-30 ヤマハ株式会社 音声パラメ−タ検出装置
FR2576472B1 (fr) * 1985-01-22 1988-02-12 Alcatel Thomson Faisceaux Procede et dispositif de commande automatique de gain d'un recepteur en acces multiple a repartition temporelle
JPH0673079B2 (ja) * 1985-03-29 1994-09-14 沖電気工業株式会社 音声区間検出回路
JPH06105394B2 (ja) * 1986-03-19 1994-12-21 株式会社東芝 音声認識方式

Also Published As

Publication number Publication date
CA1310418C (en) 1992-11-17
DE3752288D1 (de) 1999-09-09
EP0750291A1 (en) 1996-12-27
JP2561850B2 (ja) 1996-12-11
ES2056819T3 (es) 1994-10-16
FI872450A0 (fi) 1987-06-02
FI872450A (fi) 1987-12-03
EP0750291B1 (en) 1999-08-04
GB8613327D0 (en) 1986-07-09
DE3752288T2 (de) 2000-07-06
DK171426B1 (da) 1996-10-21
JPH0677894A (ja) 1994-03-18
ATE109582T1 (de) 1994-08-15
KR950011963B1 (ko) 1995-10-12
DK282587A (da) 1987-12-03
US4912766A (en) 1990-03-27
FI92113B (fi) 1994-06-15
JPH09325790A (ja) 1997-12-16
EP0248609B1 (en) 1994-08-03
FI92113C (fi) 1994-09-26
KR880701435A (ko) 1988-07-27
DE3750314T2 (de) 1994-11-17
WO1987007750A1 (en) 1987-12-17
JPS63503487A (ja) 1988-12-15
HK137096A (en) 1996-08-02
JP2654503B2 (ja) 1997-09-17
DE3750314D1 (de) 1994-09-08
ATE183009T1 (de) 1999-08-15
EP0248609A1 (en) 1987-12-09

Similar Documents

Publication Publication Date Title
DE3750314D1 (de) Sprachprozessor.
DE3884880D1 (de) Billige Spracherkennungseinrichtung und Verfahren.
ATE85451T1 (de) Spracherkennungseinrichtung unter anwendung von phonemermittlung.
ES2028863T3 (es) Reconocedor de voz instruido por el oredor.
GB2196460B (en) Methods for comparing an input voice pattern with a registered voice pattern and voice recognition systems
EP0248377A3 (en) Continuous speech recognition system
DE3853702T2 (de) Spracherkennung.
FI873567A (fi) Ramjaemfoerelsefoerfarande foer en ordidentifiering i omgivningar med hoeg bullernivao.
DE3574640D1 (de) Schluesselworterkennungssystem unter anwendung eines sprachmusterverkettungsmodels.
ES2017101B3 (es) Procedimiento de tratamiento de aguas.
JPS57157381A (en) Character recognizing device
JPS5737972A (en) Manually operated subscanning type reader
ATE147184T1 (de) Verfahren zur erkennung von n unterschiedlichen wortketten in einem sprachsignal
SE7906947L (sv) Takventilator i ett stycke samt framstellnings- och anvendningssett for densamma
JPS5286025A (en) Read error detection method of character recognition device
Keenan Hawk of the Hieroglyphics
JPS5378120A (en) Pattern recognizer
JPS5759288A (en) Character recognition device
JPS5378125A (en) Pick up unit for pattern precognized information
JPS53130935A (en) Pattern recognition unit
GB1291689A (en) Method of producing 3-substituted or unsubstituted-2,2'-spirobis-(benzo f chromen)
Plungyan Properties of grammatical oppositions.
KR920013899A (ko) 자동음량 조절장치
JPS5316530A (en) Character recognition unit
KR890008118A (ko) 벤즈이소치아졸 1,1디옥사이드 아세톡심 에테르류의 제조방법

Legal Events

Date Code Title Description
B1 Patent granted (law 1993)
PBP Patent lapsed