JP4659314B2 - 音声符号器用のスペクトル・マグニチュード量子化 - Google Patents

音声符号器用のスペクトル・マグニチュード量子化 Download PDF

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Publication number
JP4659314B2
JP4659314B2 JP2001511668A JP2001511668A JP4659314B2 JP 4659314 B2 JP4659314 B2 JP 4659314B2 JP 2001511668 A JP2001511668 A JP 2001511668A JP 2001511668 A JP2001511668 A JP 2001511668A JP 4659314 B2 JP4659314 B2 JP 4659314B2
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vector
speech
quantization
spectral information
differential
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Japanese (ja)
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JP2003505724A (ja
JP2003505724A5 (https=
Inventor
チョイ、エディー・ルン・ティク
マンジュナス、シャラス
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Qualcomm Inc
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Qualcomm Inc
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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
    • G10L19/02—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 spectral analysis, e.g. transform vocoders or subband vocoders
    • G10L19/032—Quantisation or dequantisation of spectral components
    • G10L19/038—Vector quantisation, e.g. TwinVQ audio
    • 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
    • G10L19/02—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 spectral analysis, e.g. transform vocoders or subband vocoders
    • G10L19/0204—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 spectral analysis, e.g. transform vocoders or subband vocoders using subband decomposition
    • 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

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Computational Linguistics (AREA)
  • Human Computer Interaction (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
  • Interface Circuits In Exchanges (AREA)
  • Spectrometry And Color Measurement (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
JP2001511668A 1999-07-19 2000-07-18 音声符号器用のスペクトル・マグニチュード量子化 Expired - Lifetime JP4659314B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US09/356,756 1999-07-19
US09/356,756 US6324505B1 (en) 1999-07-19 1999-07-19 Amplitude quantization scheme for low-bit-rate speech coders
PCT/US2000/019602 WO2001006493A1 (en) 1999-07-19 2000-07-18 Spectral magnitude quantization for a speech coder

Publications (3)

Publication Number Publication Date
JP2003505724A JP2003505724A (ja) 2003-02-12
JP2003505724A5 JP2003505724A5 (https=) 2007-09-13
JP4659314B2 true JP4659314B2 (ja) 2011-03-30

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Family Applications (1)

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JP2001511668A Expired - Lifetime JP4659314B2 (ja) 1999-07-19 2000-07-18 音声符号器用のスペクトル・マグニチュード量子化

Country Status (12)

Country Link
US (1) US6324505B1 (https=)
EP (1) EP1204969B1 (https=)
JP (1) JP4659314B2 (https=)
KR (2) KR100898324B1 (https=)
CN (1) CN1158647C (https=)
AT (1) ATE324653T1 (https=)
AU (1) AU6353600A (https=)
BR (1) BRPI0012542B1 (https=)
CY (1) CY1106119T1 (https=)
DE (1) DE60027573T2 (https=)
ES (1) ES2265958T3 (https=)
WO (1) WO2001006493A1 (https=)

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US6947888B1 (en) * 2000-10-17 2005-09-20 Qualcomm Incorporated Method and apparatus for high performance low bit-rate coding of unvoiced speech
US7606703B2 (en) * 2000-11-15 2009-10-20 Texas Instruments Incorporated Layered celp system and method with varying perceptual filter or short-term postfilter strengths
US6996523B1 (en) * 2001-02-13 2006-02-07 Hughes Electronics Corporation Prototype waveform magnitude quantization for a frequency domain interpolative speech codec system
US6931373B1 (en) * 2001-02-13 2005-08-16 Hughes Electronics Corporation Prototype waveform phase modeling for a frequency domain interpolative speech codec system
US7013269B1 (en) * 2001-02-13 2006-03-14 Hughes Electronics Corporation Voicing measure for a speech CODEC system
WO2002097796A1 (en) * 2001-05-28 2002-12-05 Intel Corporation Providing shorter uniform frame lengths in dynamic time warping for voice conversion
KR100841096B1 (ko) * 2002-10-14 2008-06-25 리얼네트웍스아시아퍼시픽 주식회사 음성 코덱에 대한 디지털 오디오 신호의 전처리 방법
US7272557B2 (en) * 2003-05-01 2007-09-18 Microsoft Corporation Method and apparatus for quantizing model parameters
US8463602B2 (en) * 2004-05-19 2013-06-11 Panasonic Corporation Encoding device, decoding device, and method thereof
EP1814438B8 (en) * 2004-11-08 2009-04-01 Koninklijke Philips Electronics N.V. Safe identification and association of wireless sensors
KR100851970B1 (ko) * 2005-07-15 2008-08-12 삼성전자주식회사 오디오 신호의 중요주파수 성분 추출방법 및 장치와 이를이용한 저비트율 오디오 신호 부호화/복호화 방법 및 장치
WO2007120308A2 (en) * 2005-12-02 2007-10-25 Qualcomm Incorporated Systems, methods, and apparatus for frequency-domain waveform alignment
KR101244310B1 (ko) * 2006-06-21 2013-03-18 삼성전자주식회사 광대역 부호화 및 복호화 방법 및 장치
US9454974B2 (en) * 2006-07-31 2016-09-27 Qualcomm Incorporated Systems, methods, and apparatus for gain factor limiting
RU2426179C2 (ru) * 2006-10-10 2011-08-10 Квэлкомм Инкорпорейтед Способ и устройство для кодирования и декодирования аудиосигналов
CN101483495B (zh) * 2008-03-20 2012-02-15 华为技术有限公司 一种背景噪声生成方法以及噪声处理装置
US8768690B2 (en) * 2008-06-20 2014-07-01 Qualcomm Incorporated Coding scheme selection for low-bit-rate applications
US20090319263A1 (en) * 2008-06-20 2009-12-24 Qualcomm Incorporated Coding of transitional speech frames for low-bit-rate applications
US20090319261A1 (en) * 2008-06-20 2009-12-24 Qualcomm Incorporated Coding of transitional speech frames for low-bit-rate applications
CN101630509B (zh) * 2008-07-14 2012-04-18 华为技术有限公司 一种编解码方法、装置及系统
KR101301245B1 (ko) * 2008-12-22 2013-09-10 한국전자통신연구원 스펙트럼 계수의 서브대역 할당 방법 및 장치
US8930185B2 (en) * 2009-08-28 2015-01-06 International Business Machines Corporation Speech feature extraction apparatus, speech feature extraction method, and speech feature extraction program
JP5565914B2 (ja) * 2009-10-23 2014-08-06 パナソニック インテレクチュアル プロパティ コーポレーション オブ アメリカ 符号化装置、復号装置およびこれらの方法
US8990094B2 (en) * 2010-09-13 2015-03-24 Qualcomm Incorporated Coding and decoding a transient frame
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US10049685B2 (en) 2013-03-12 2018-08-14 Aaware, Inc. Integrated sensor-array processor
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KR20150032390A (ko) * 2013-09-16 2015-03-26 삼성전자주식회사 음성 명료도 향상을 위한 음성 신호 처리 장치 및 방법
CN111091843B (zh) * 2013-11-07 2023-05-02 瑞典爱立信有限公司 用于编码的矢量分段的方法和设备
US9628266B2 (en) * 2014-02-26 2017-04-18 Raytheon Bbn Technologies Corp. System and method for encoding encrypted data for further processing
JP6724932B2 (ja) * 2018-01-11 2020-07-15 ヤマハ株式会社 音声合成方法、音声合成システムおよびプログラム
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Also Published As

Publication number Publication date
AU6353600A (en) 2001-02-05
CN1375096A (zh) 2002-10-16
KR100898323B1 (ko) 2009-05-20
BRPI0012542B1 (pt) 2015-07-07
CN1158647C (zh) 2004-07-21
ES2265958T3 (es) 2007-03-01
EP1204969B1 (en) 2006-04-26
EP1204969A1 (en) 2002-05-15
KR100898324B1 (ko) 2009-05-20
ATE324653T1 (de) 2006-05-15
WO2001006493A1 (en) 2001-01-25
DE60027573T2 (de) 2007-04-26
DE60027573D1 (de) 2006-06-01
CY1106119T1 (el) 2011-06-08
HK1047817A1 (en) 2003-03-07
JP2003505724A (ja) 2003-02-12
US6324505B1 (en) 2001-11-27
KR20020013965A (ko) 2002-02-21
BR0012542A (pt) 2002-11-26
KR20070087222A (ko) 2007-08-27

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