KR100711047B1 - 폐루프 멀티모드 혼합영역 선형예측 (ｍｄｌｐ) 음성 코더 - Google Patents

폐루프 멀티모드 혼합영역 선형예측 (ｍｄｌｐ) 음성 코더 Download PDF

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KR100711047B1
KR100711047B1 KR1020027011306A KR20027011306A KR100711047B1 KR 100711047 B1 KR100711047 B1 KR 100711047B1 KR 1020027011306 A KR1020027011306 A KR 1020027011306A KR 20027011306 A KR20027011306 A KR 20027011306A KR 100711047 B1 KR100711047 B1 KR 100711047B1
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South Korea
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frame
speech
coding
voice
frequency
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KR1020027011306A
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Korean (ko)
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KR20020081374A (ko
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다스아미타바
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퀄컴 인코포레이티드
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    • 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
    • G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
    • G10L19/04—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis using predictive techniques
    • G10L19/16—Vocoder architecture
    • G10L19/18—Vocoders using multiple modes
    • 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
    • G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis

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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)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Physical Or Chemical Processes And Apparatus (AREA)
KR1020027011306A 2000-02-29 2000-02-29 폐루프 멀티모드 혼합영역 선형예측 (ｍｄｌｐ) 음성 코더 KR100711047B1 (ko)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/US2000/005140 WO2001065544A1 (en) 2000-02-29 2000-02-29 Closed-loop multimode mixed-domain linear prediction speech coder

Publications (2)

Publication Number Publication Date
KR20020081374A KR20020081374A (ko) 2002-10-26
KR100711047B1 true KR100711047B1 (ko) 2007-04-24

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KR1020027011306A KR100711047B1 (ko) 2000-02-29 2000-02-29 폐루프 멀티모드 혼합영역 선형예측 (ｍｄｌｐ) 음성 코더

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EP (1) EP1259957B1 (es)
JP (1) JP4907826B2 (es)
KR (1) KR100711047B1 (es)
CN (1) CN1266674C (es)
AT (1) ATE341074T1 (es)
AU (1) AU2000233851A1 (es)
DE (1) DE60031002T2 (es)
ES (1) ES2269112T3 (es)
HK (1) HK1055833A1 (es)
WO (1) WO2001065544A1 (es)

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WO2007040361A1 (en) * 2005-10-05 2007-04-12 Lg Electronics Inc. Method and apparatus for signal processing and encoding and decoding method, and apparatus therefor
KR100647336B1 (ko) * 2005-11-08 2006-11-23 삼성전자주식회사 적응적 시간/주파수 기반 오디오 부호화/복호화 장치 및방법
US9159333B2 (en) 2006-06-21 2015-10-13 Samsung Electronics Co., Ltd. Method and apparatus for adaptively encoding and decoding high frequency band
US8010352B2 (en) 2006-06-21 2011-08-30 Samsung Electronics Co., Ltd. Method and apparatus for adaptively encoding and decoding high frequency band
KR101390188B1 (ko) * 2006-06-21 2014-04-30 삼성전자주식회사 적응적 고주파수영역 부호화 및 복호화 방법 및 장치
CN101145345B (zh) * 2006-09-13 2011-02-09 华为技术有限公司 音频分类方法
KR101131880B1 (ko) * 2007-03-23 2012-04-03 삼성전자주식회사 오디오 신호의 인코딩 방법 및 장치, 그리고 오디오 신호의디코딩 방법 및 장치
KR101297120B1 (ko) * 2007-04-26 2013-08-21 지멘스 악티엔게젤샤프트 모니터링 회로가 자동적으로 연장되는 모듈
KR101756834B1 (ko) * 2008-07-14 2017-07-12 삼성전자주식회사 오디오/스피치 신호의 부호화 및 복호화 방법 및 장치
US8990094B2 (en) * 2010-09-13 2015-03-24 Qualcomm Incorporated Coding and decoding a transient frame
PL2676268T3 (pl) 2011-02-14 2015-05-29 Fraunhofer Ges Forschung Urządzenie i sposób przetwarzania zdekodowanego sygnału audio w domenie widmowej
AU2012217158B2 (en) 2011-02-14 2014-02-27 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Information signal representation using lapped transform
PL2676266T3 (pl) 2011-02-14 2015-08-31 Fraunhofer Ges Forschung Układ kodowania na bazie predykcji liniowej wykorzystujący kształtowanie szumu w dziedzinie widmowej
ES2535609T3 (es) 2011-02-14 2015-05-13 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Codificador de audio con estimación de ruido de fondo durante fases activas
TWI488176B (zh) * 2011-02-14 2015-06-11 Fraunhofer Ges Forschung 音訊信號音軌脈衝位置之編碼與解碼技術
CN103493129B (zh) 2011-02-14 2016-08-10 弗劳恩霍夫应用研究促进协会 用于使用瞬态检测及质量结果将音频信号的部分编码的装置与方法
PT2676267T (pt) 2011-02-14 2017-09-26 Fraunhofer Ges Forschung Codificação e descodificação de posições de pulso de faixas de um sinal de áudio
EP4243017A3 (en) 2011-02-14 2023-11-08 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Apparatus and method decoding an audio signal using an aligned look-ahead portion
BR112013020324B8 (pt) 2011-02-14 2022-02-08 Fraunhofer Ges Forschung Aparelho e método para supressão de erro em fala unificada de baixo atraso e codificação de áudio
EP2757558A1 (en) * 2013-01-18 2014-07-23 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Time domain level adjustment for audio signal decoding or encoding
US9685166B2 (en) 2014-07-26 2017-06-20 Huawei Technologies Co., Ltd. Classification between time-domain coding and frequency domain coding
EP3067887A1 (en) 2015-03-09 2016-09-14 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Audio encoder for encoding a multichannel signal and audio decoder for decoding an encoded audio signal
US10957331B2 (en) * 2018-12-17 2021-03-23 Microsoft Technology Licensing, Llc Phase reconstruction in a speech decoder

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Also Published As

Publication number Publication date
KR20020081374A (ko) 2002-10-26
JP2003525473A (ja) 2003-08-26
HK1055833A1 (en) 2004-01-21
EP1259957B1 (en) 2006-09-27
EP1259957A1 (en) 2002-11-27
JP4907826B2 (ja) 2012-04-04
CN1437747A (zh) 2003-08-20
WO2001065544A1 (en) 2001-09-07
CN1266674C (zh) 2006-07-26
DE60031002D1 (de) 2006-11-09
DE60031002T2 (de) 2007-05-10
AU2000233851A1 (en) 2001-09-12
ATE341074T1 (de) 2006-10-15
ES2269112T3 (es) 2007-04-01

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