BRPI0001268B8 - método e sistema para reconhecimento de voz - Google Patents

método e sistema para reconhecimento de voz

Info

Publication number
BRPI0001268B8
BRPI0001268B8 BRPI0001268A BRPI0001268A BRPI0001268B8 BR PI0001268 B8 BRPI0001268 B8 BR PI0001268B8 BR PI0001268 A BRPI0001268 A BR PI0001268A BR PI0001268 A BRPI0001268 A BR PI0001268A BR PI0001268 B8 BRPI0001268 B8 BR PI0001268B8
Authority
BR
Brazil
Prior art keywords
function
voice recognition
speech recognition
made during
severity
Prior art date
Application number
BRPI0001268A
Other languages
English (en)
Inventor
Erick Chevalier David
L Kazecki Henry
Original Assignee
Google Technology Holdings LLC
Motorola Mobility Llc
Motorola Mobility Inc
Motorola Inc
Motorola Solutions Inc
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 Google Technology Holdings LLC, Motorola Mobility Llc, Motorola Mobility Inc, Motorola Inc, Motorola Solutions Inc filed Critical Google Technology Holdings LLC
Publication of BRPI0001268B8 publication Critical patent/BRPI0001268B8/pt

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
    • G10L15/08—Speech classification or search
    • G10L15/14—Speech classification or search using statistical models, e.g. Hidden Markov Models [HMMs]
    • G10L15/142—Hidden Markov Models [HMMs]
    • 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
    • G10L15/06—Creation of reference templates; Training of speech recognition systems, e.g. adaptation to the characteristics of the speaker's voice
    • 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
    • G10L15/08—Speech classification or search
    • G10L15/10—Speech classification or search using distance or distortion measures between unknown speech and reference templates
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computational Linguistics (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Artificial Intelligence (AREA)
  • Probability & Statistics with Applications (AREA)
  • Telephonic Communication Services (AREA)
  • Electrically Operated Instructional Devices (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
  • Machine Translation (AREA)
  • Interconnected Communication Systems, Intercoms, And Interphones (AREA)
  • Control Of Amplification And Gain Control (AREA)

Abstract

<b>método e sistema de reconhecimento de voz<d> um sistema de reconhecimento de voz (204, 206, 207, 208) gera uma severidade de rejeição variável como uma função de pelo menos um nível de ruído de fundo medido durante o treinamento e medições de sinal de ruído feitas durante uma expressão vocal de entrada feita durante o modo de operação de reconhecimento. uma penalidade de entrada de palavra é atribuída como uma função da severidade de rejeição variável.
BRPI0001268A 1999-02-23 2000-02-17 método e sistema para reconhecimento de voz BRPI0001268B8 (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US09/256,279 US6275800B1 (en) 1999-02-23 1999-02-23 Voice recognition system and method

Publications (1)

Publication Number Publication Date
BRPI0001268B8 true BRPI0001268B8 (pt) 2017-11-07

Family

ID=22971635

Family Applications (2)

Application Number Title Priority Date Filing Date
BRPI0001268A BRPI0001268B1 (pt) 1999-02-23 2000-02-17 método e sistema para recolhimento e voz
BRPI0001268A BRPI0001268B8 (pt) 1999-02-23 2000-02-17 método e sistema para reconhecimento de voz

Family Applications Before (1)

Application Number Title Priority Date Filing Date
BRPI0001268A BRPI0001268B1 (pt) 1999-02-23 2000-02-17 método e sistema para recolhimento e voz

Country Status (8)

Country Link
US (1) US6275800B1 (pt)
JP (1) JP4354072B2 (pt)
KR (1) KR100321565B1 (pt)
CN (1) CN1171201C (pt)
BR (2) BRPI0001268B1 (pt)
DE (1) DE10006930B4 (pt)
GB (1) GB2347252B (pt)
MX (1) MXPA00001875A (pt)

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* Cited by examiner, † Cited by third party
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DE19811879C1 (de) * 1998-03-18 1999-05-12 Siemens Ag Einrichtung und Verfahren zum Erkennen von Sprache
US6577997B1 (en) 1999-05-28 2003-06-10 Texas Instruments Incorporated System and method of noise-dependent classification
US6865531B1 (en) * 1999-07-01 2005-03-08 Koninklijke Philips Electronics N.V. Speech processing system for processing a degraded speech signal
US6778959B1 (en) * 1999-10-21 2004-08-17 Sony Corporation System and method for speech verification using out-of-vocabulary models
US6754629B1 (en) * 2000-09-08 2004-06-22 Qualcomm Incorporated System and method for automatic voice recognition using mapping
DE60028219T8 (de) 2000-12-13 2007-06-14 Sony Deutschland Gmbh Verfahren zur Spracherkennung
US7941313B2 (en) * 2001-05-17 2011-05-10 Qualcomm Incorporated System and method for transmitting speech activity information ahead of speech features in a distributed voice recognition system
US7203643B2 (en) * 2001-06-14 2007-04-10 Qualcomm Incorporated Method and apparatus for transmitting speech activity in distributed voice recognition systems
DE10133333C1 (de) * 2001-07-10 2002-12-05 Fraunhofer Ges Forschung Verfahren und Vorrichtung zum Erzeugen eines Fingerabdrucks und Verfahren und Vorrichtung zum Identifizieren eines Audiosignals
WO2004075168A1 (ja) * 2003-02-19 2004-09-02 Matsushita Electric Industrial Co., Ltd. 音声認識装置及び音声認識方法
JP4497834B2 (ja) * 2003-04-28 2010-07-07 パイオニア株式会社 音声認識装置及び音声認識方法並びに音声認識用プログラム及び情報記録媒体
KR100664964B1 (ko) 2005-10-11 2007-01-04 삼성전자주식회사 휴대 기기를 제어하는 장치 및 방법
US9093073B1 (en) * 2007-02-12 2015-07-28 West Corporation Automatic speech recognition tagging
US9020816B2 (en) * 2008-08-14 2015-04-28 21Ct, Inc. Hidden markov model for speech processing with training method
CN105321518B (zh) * 2014-08-05 2018-12-04 中国科学院声学研究所 一种低资源嵌入式语音识别的拒识方法
US10629184B2 (en) * 2014-12-22 2020-04-21 Intel Corporation Cepstral variance normalization for audio feature extraction
CN105575386B (zh) * 2015-12-18 2019-07-30 百度在线网络技术（北京）有限公司 语音识别方法和装置
KR20200063521A (ko) 2018-11-28 2020-06-05 삼성전자주식회사 전자 장치 및 이의 제어 방법
CN115631743B (zh) * 2022-12-07 2023-03-21 中诚华隆计算机技术有限公司 一种基于语音芯片的高精度语音识别方法及系统

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GB8608289D0 (en) * 1986-04-04 1986-05-08 Pa Consulting Services Noise compensation in speech recognition
JPH03203488A (ja) * 1989-12-29 1991-09-05 Pioneer Electron Corp 音声リモートコントロール装置
CA2042926C (en) * 1990-05-22 1997-02-25 Ryuhei Fujiwara Speech recognition method with noise reduction and a system therefor
JPH04182700A (ja) * 1990-11-19 1992-06-30 Nec Corp 音声認識装置
US5386492A (en) * 1992-06-29 1995-01-31 Kurzweil Applied Intelligence, Inc. Speech recognition system utilizing vocabulary model preselection
JPH07273840A (ja) * 1994-03-25 1995-10-20 Nec Corp 音声帯域制御機能を有する移動電話機
US5832430A (en) * 1994-12-29 1998-11-03 Lucent Technologies, Inc. Devices and methods for speech recognition of vocabulary words with simultaneous detection and verification
DE19521258A1 (de) * 1995-06-10 1996-12-12 Philips Patentverwaltung Spracherkennungssystem
US5778342A (en) * 1996-02-01 1998-07-07 Dspc Israel Ltd. Pattern recognition system and method
JP3452443B2 (ja) * 1996-03-25 2003-09-29 三菱電機株式会社 騒音下音声認識装置及び騒音下音声認識方法
US5960397A (en) * 1997-05-27 1999-09-28 At&T Corp System and method of recognizing an acoustic environment to adapt a set of based recognition models to the current acoustic environment for subsequent speech recognition
JPH11126090A (ja) * 1997-10-23 1999-05-11 Pioneer Electron Corp 音声認識方法及び音声認識装置並びに音声認識装置を動作させるためのプログラムが記録された記録媒体
US5970446A (en) * 1997-11-25 1999-10-19 At&T Corp Selective noise/channel/coding models and recognizers for automatic speech recognition

Also Published As

Publication number Publication date
JP4354072B2 (ja) 2009-10-28
GB2347252A (en) 2000-08-30
CN1171201C (zh) 2004-10-13
US6275800B1 (en) 2001-08-14
BRPI0001268B1 (pt) 2017-05-09
CN1264892A (zh) 2000-08-30
KR20000071367A (ko) 2000-11-25
MXPA00001875A (es) 2004-09-10
DE10006930B4 (de) 2004-08-26
GB2347252B (en) 2001-03-28
KR100321565B1 (ko) 2002-01-23
BR0001268A (pt) 2000-10-10
DE10006930A1 (de) 2000-09-28
GB0003269D0 (en) 2000-04-05
JP2000242294A (ja) 2000-09-08

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