ATE309600T1 - Verfahren und vorrichtung zur unterabtastung der im phasenspektrum erhaltenen information - Google Patents

Verfahren und vorrichtung zur unterabtastung der im phasenspektrum erhaltenen information

Info

Publication number
ATE309600T1
ATE309600T1 AT00948764T AT00948764T ATE309600T1 AT E309600 T1 ATE309600 T1 AT E309600T1 AT 00948764 T AT00948764 T AT 00948764T AT 00948764 T AT00948764 T AT 00948764T AT E309600 T1 ATE309600 T1 AT E309600T1
Authority
AT
Austria
Prior art keywords
phase
prototype waveform
prototype
vector
representatives
Prior art date
Application number
AT00948764T
Other languages
German (de)
English (en)
Inventor
Sharath Manjunath
Original Assignee
Qualcomm 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 Qualcomm Inc filed Critical Qualcomm Inc
Application granted granted Critical
Publication of ATE309600T1 publication Critical patent/ATE309600T1/de

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
    • 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
    • G10L19/08—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters
    • G10L19/097—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters using prototype waveform decomposition or prototype waveform interpolative [PWI] coders
    • 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
    • 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
    • G10L25/27—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 characterised by the analysis technique

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Signal Processing (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Computational Linguistics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Testing Electric Properties And Detecting Electric Faults (AREA)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
AT00948764T 1999-07-19 2000-07-18 Verfahren und vorrichtung zur unterabtastung der im phasenspektrum erhaltenen information ATE309600T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/356,491 US6397175B1 (en) 1999-07-19 1999-07-19 Method and apparatus for subsampling phase spectrum information
PCT/US2000/019601 WO2001006492A1 (en) 1999-07-19 2000-07-18 Method and apparatus for subsampling phase spectrum information

Publications (1)

Publication Number Publication Date
ATE309600T1 true ATE309600T1 (de) 2005-11-15

Family

ID=23401657

Family Applications (2)

Application Number Title Priority Date Filing Date
AT00948764T ATE309600T1 (de) 1999-07-19 2000-07-18 Verfahren und vorrichtung zur unterabtastung der im phasenspektrum erhaltenen information
AT05019543T ATE379832T1 (de) 1999-07-19 2000-07-18 Verfahren und vorrichtung zur unterabtastung der im phasenspektrum erhaltenen information

Family Applications After (1)

Application Number Title Priority Date Filing Date
AT05019543T ATE379832T1 (de) 1999-07-19 2000-07-18 Verfahren und vorrichtung zur unterabtastung der im phasenspektrum erhaltenen information

Country Status (12)

Country Link
US (3) US6397175B1 (https=)
EP (2) EP1617416B1 (https=)
JP (2) JP4860859B2 (https=)
KR (2) KR100754580B1 (https=)
CN (2) CN1279510C (https=)
AT (2) ATE309600T1 (https=)
AU (1) AU6221600A (https=)
BR (1) BRPI0012537B1 (https=)
DE (2) DE60037286T2 (https=)
ES (2) ES2297578T3 (https=)
HK (1) HK1047816B (https=)
WO (1) WO2001006492A1 (https=)

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JP4178319B2 (ja) * 2002-09-13 2008-11-12 インターナショナル・ビジネス・マシーンズ・コーポレーション 音声処理におけるフェーズ・アライメント
US6789058B2 (en) * 2002-10-15 2004-09-07 Mindspeed Technologies, Inc. Complexity resource manager for multi-channel speech processing
US7376553B2 (en) * 2003-07-08 2008-05-20 Robert Patel Quinn Fractal harmonic overtone mapping of speech and musical sounds
DE602004004950T2 (de) * 2003-07-09 2007-10-31 Samsung Electronics Co., Ltd., Suwon Vorrichtung und Verfahren zum bitraten-skalierbaren Sprachkodieren und -dekodieren
KR101135726B1 (ko) * 2004-04-05 2012-04-16 코닌클리케 필립스 일렉트로닉스 엔.브이. 인코더, 디코더, 인코딩 방법, 디코딩 방법 및 기록 매체
JP4207902B2 (ja) * 2005-02-02 2009-01-14 ヤマハ株式会社 音声合成装置およびプログラム
WO2007120308A2 (en) * 2005-12-02 2007-10-25 Qualcomm Incorporated Systems, methods, and apparatus for frequency-domain waveform alignment
US8346544B2 (en) * 2006-01-20 2013-01-01 Qualcomm Incorporated Selection of encoding modes and/or encoding rates for speech compression with closed loop re-decision
US8090573B2 (en) * 2006-01-20 2012-01-03 Qualcomm Incorporated Selection of encoding modes and/or encoding rates for speech compression with open loop re-decision
US8032369B2 (en) * 2006-01-20 2011-10-04 Qualcomm Incorporated Arbitrary average data rates for variable rate coders
RU2426179C2 (ru) * 2006-10-10 2011-08-10 Квэлкомм Инкорпорейтед Способ и устройство для кодирования и декодирования аудиосигналов
KR20090122143A (ko) * 2008-05-23 2009-11-26 엘지전자 주식회사 오디오 신호 처리 방법 및 장치
EP2631906A1 (en) * 2012-02-27 2013-08-28 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Phase coherence control for harmonic signals in perceptual audio codecs
EP2954517B1 (en) * 2013-02-05 2016-07-27 Telefonaktiebolaget LM Ericsson (publ) Audio frame loss concealment
US12125492B2 (en) 2015-09-25 2024-10-22 Voiceage Coproration Method and system for decoding left and right channels of a stereo sound signal
ES2949991T3 (es) 2015-09-25 2023-10-04 Voiceage Corp Método y sistema para la mezcla en el dominio del tiempo de una señal de sonido estéreo en canales primario y secundario mediante el uso de la detección de un estado de desfase de los canales izquierdo y derecho
CN107424616B (zh) * 2017-08-21 2020-09-11 广东工业大学 一种相位谱去除掩模的方法与装置

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US5067158A (en) * 1985-06-11 1991-11-19 Texas Instruments Incorporated Linear predictive residual representation via non-iterative spectral reconstruction
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US5023910A (en) * 1988-04-08 1991-06-11 At&T Bell Laboratories Vector quantization in a harmonic speech coding arrangement
EP0422232B1 (en) * 1989-04-25 1996-11-13 Kabushiki Kaisha Toshiba Voice encoder
US5263119A (en) * 1989-06-29 1993-11-16 Fujitsu Limited Gain-shape vector quantization method and apparatus
JPH0332228A (ja) * 1989-06-29 1991-02-12 Fujitsu Ltd ゲイン―シェイプ・ベクトル量子化方式
US5388181A (en) * 1990-05-29 1995-02-07 Anderson; David J. Digital audio compression system
US5103459B1 (en) 1990-06-25 1999-07-06 Qualcomm Inc System and method for generating signal waveforms in a cdma cellular telephone system
DE69233794D1 (de) 1991-06-11 2010-09-23 Qualcomm Inc Vocoder mit veränderlicher Bitrate
US5884253A (en) 1992-04-09 1999-03-16 Lucent Technologies, Inc. Prototype waveform speech coding with interpolation of pitch, pitch-period waveforms, and synthesis filter
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US5517595A (en) 1994-02-08 1996-05-14 At&T Corp. Decomposition in noise and periodic signal waveforms in waveform interpolation
US5784532A (en) 1994-02-16 1998-07-21 Qualcomm Incorporated Application specific integrated circuit (ASIC) for performing rapid speech compression in a mobile telephone system
TW271524B (https=) 1994-08-05 1996-03-01 Qualcomm Inc
JPH08123494A (ja) * 1994-10-28 1996-05-17 Mitsubishi Electric Corp 音声符号化装置、音声復号化装置、音声符号化復号化方法およびこれらに使用可能な位相振幅特性導出装置
US5692098A (en) * 1995-03-30 1997-11-25 Harris Real-time Mozer phase recoding using a neural-network for speech compression
IT1277194B1 (it) 1995-06-28 1997-11-05 Alcatel Italia Metodo e relativi apparati di codifica e di decodifica di un segnale vocale campionato
US5701391A (en) * 1995-10-31 1997-12-23 Motorola, Inc. Method and system for compressing a speech signal using envelope modulation
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JPH11224099A (ja) * 1998-02-06 1999-08-17 Sony Corp 位相量子化装置及び方法
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US6449592B1 (en) * 1999-02-26 2002-09-10 Qualcomm Incorporated Method and apparatus for tracking the phase of a quasi-periodic signal
US6640209B1 (en) * 1999-02-26 2003-10-28 Qualcomm Incorporated Closed-loop multimode mixed-domain linear prediction (MDLP) speech coder
US6138089A (en) * 1999-03-10 2000-10-24 Infolio, Inc. Apparatus system and method for speech compression and decompression
US6493664B1 (en) * 1999-04-05 2002-12-10 Hughes Electronics Corporation Spectral magnitude modeling and quantization in a frequency domain interpolative speech codec system

Also Published As

Publication number Publication date
JP2008040509A (ja) 2008-02-21
BRPI0012537B1 (pt) 2016-06-21
EP1617416A2 (en) 2006-01-18
HK1047816A1 (en) 2003-03-07
HK1091583A1 (en) 2007-01-19
EP1617416A3 (en) 2006-05-03
CN1510660A (zh) 2004-07-07
BR0012537A (pt) 2002-11-26
US20050119880A1 (en) 2005-06-02
CN1290077C (zh) 2006-12-13
ATE379832T1 (de) 2007-12-15
EP1204968A1 (en) 2002-05-15
CN1375095A (zh) 2002-10-16
CN1279510C (zh) 2006-10-11
US6397175B1 (en) 2002-05-28
DE60023913D1 (de) 2005-12-15
HK1047816B (zh) 2007-03-16
US7085712B2 (en) 2006-08-01
ES2297578T3 (es) 2008-05-01
JP2003517157A (ja) 2003-05-20
JP4861271B2 (ja) 2012-01-25
WO2001006492A1 (en) 2001-01-25
ES2256022T3 (es) 2006-07-16
KR100752001B1 (ko) 2007-08-28
US20020095283A1 (en) 2002-07-18
EP1617416B1 (en) 2007-11-28
EP1204968B1 (en) 2005-11-09
DE60023913T2 (de) 2006-08-10
KR20070051950A (ko) 2007-05-18
AU6221600A (en) 2001-02-05
US6678649B2 (en) 2004-01-13
KR20020013966A (ko) 2002-02-21
DE60037286T2 (de) 2008-10-09
KR100754580B1 (ko) 2007-09-05
HK1064196A1 (en) 2005-01-21
JP4860859B2 (ja) 2012-01-25
DE60037286D1 (de) 2008-01-10

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