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DE60032006D1 - Prädiktionssprachkodierer mit musterauswahl für kodierungsshema zum reduzieren der empfindlichkeit für rahmenfehlern - Google Patents

Prädiktionssprachkodierer mit musterauswahl für kodierungsshema zum reduzieren der empfindlichkeit für rahmenfehlern

Info

Publication number
DE60032006D1
DE60032006D1 DE60032006T DE60032006T DE60032006D1 DE 60032006 D1 DE60032006 D1 DE 60032006D1 DE 60032006 T DE60032006 T DE 60032006T DE 60032006 T DE60032006 T DE 60032006T DE 60032006 D1 DE60032006 D1 DE 60032006D1
Authority
DE
Germany
Prior art keywords
coding
speech
frames
frame
reduce sensitivity
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Lifetime
Application number
DE60032006T
Other languages
English (en)
Other versions
DE60032006T2 (de
Inventor
Sharath Manjunath
P Dejaco
K Ananthapadmanabhan
Lun Choy
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Qualcomm Inc
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 DE60032006D1 publication Critical patent/DE60032006D1/de
Publication of DE60032006T2 publication Critical patent/DE60032006T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • G10L19/16—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
    • 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
    • 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
    • G10L19/06—Determination or coding of the spectral characteristics, e.g. of the short-term prediction coefficients
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Computational Linguistics (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Human Computer Interaction (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
  • Analogue/Digital Conversion (AREA)
DE60032006T 1999-10-28 2000-10-26 Prädiktionssprachkodierer mit musterauswahl für kodierungsshema zum reduzieren der empfindlichkeit für rahmenfehlern Expired - Lifetime DE60032006T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US09/429,754 US6438518B1 (en) 1999-10-28 1999-10-28 Method and apparatus for using coding scheme selection patterns in a predictive speech coder to reduce sensitivity to frame error conditions
US429754 1999-10-28
PCT/US2000/029710 WO2001031639A1 (en) 1999-10-28 2000-10-26 A predictive speech coder using coding scheme selection patterns to reduce sensitivity to frame errors

Publications (2)

Publication Number Publication Date
DE60032006D1 true DE60032006D1 (de) 2007-01-04
DE60032006T2 DE60032006T2 (de) 2007-06-21

Family

ID=23704610

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60032006T Expired - Lifetime DE60032006T2 (de) 1999-10-28 2000-10-26 Prädiktionssprachkodierer mit musterauswahl für kodierungsshema zum reduzieren der empfindlichkeit für rahmenfehlern

Country Status (13)

Country Link
US (1) US6438518B1 (de)
EP (1) EP1224663B1 (de)
JP (2) JP4805506B2 (de)
KR (2) KR100827896B1 (de)
CN (1) CN1212607C (de)
AT (1) ATE346357T1 (de)
AU (1) AU1576001A (de)
BR (1) BRPI0015070B1 (de)
DE (1) DE60032006T2 (de)
ES (1) ES2274812T3 (de)
HK (1) HK1051735A1 (de)
TW (1) TW530296B (de)
WO (1) WO2001031639A1 (de)

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US7487083B1 (en) * 2000-07-13 2009-02-03 Alcatel-Lucent Usa Inc. Method and apparatus for discriminating speech from voice-band data in a communication network
WO2002097796A1 (en) * 2001-05-28 2002-12-05 Intel Corporation Providing shorter uniform frame lengths in dynamic time warping for voice conversion
US7433815B2 (en) * 2003-09-10 2008-10-07 Dilithium Networks Pty Ltd. Method and apparatus for voice transcoding between variable rate coders
US7542899B2 (en) * 2003-09-30 2009-06-02 Alcatel-Lucent Usa Inc. Method and apparatus for adjusting the level of a speech signal in its encoded format
US8111663B2 (en) 2004-07-20 2012-02-07 Qualcomm Incorporated Methods and systems for variable rate broadcast with soft handoff
SE0402649D0 (sv) 2004-11-02 2004-11-02 Coding Tech Ab Advanced methods of creating orthogonal signals
US20070005347A1 (en) * 2005-06-30 2007-01-04 Kotzin Michael D Method and apparatus for data frame construction
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
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
US8032369B2 (en) * 2006-01-20 2011-10-04 Qualcomm Incorporated Arbitrary average data rates for variable rate coders
CN101523486B (zh) * 2006-10-10 2013-08-14 高通股份有限公司 用于编码和解码音频信号的方法和设备
US8171380B2 (en) 2006-10-10 2012-05-01 Marvell World Trade Ltd. Adaptive systems and methods for storing and retrieving data to and from memory cells
US7813922B2 (en) 2007-01-30 2010-10-12 Nokia Corporation Audio quantization
AU2009256551B2 (en) * 2008-06-13 2015-08-13 Nokia Technologies Oy Method and apparatus for error concealment of encoded audio data
EP2590164B1 (de) * 2010-07-01 2016-12-21 LG Electronics Inc. Verarbeitung von audiosignalen
US8990094B2 (en) * 2010-09-13 2015-03-24 Qualcomm Incorporated Coding and decoding a transient frame
US9263054B2 (en) * 2013-02-21 2016-02-16 Qualcomm Incorporated Systems and methods for controlling an average encoding rate for speech signal encoding
TWI557727B (zh) * 2013-04-05 2016-11-11 杜比國際公司 音訊處理系統、多媒體處理系統、處理音訊位元流的方法以及電腦程式產品
JP2017009663A (ja) * 2015-06-17 2017-01-12 ソニー株式会社 録音装置、録音システム、および、録音方法

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JP3198637B2 (ja) * 1992-07-23 2001-08-13 ソニー株式会社 画像信号符号化装置及び画像信号符号化方法
US5659659A (en) * 1993-07-26 1997-08-19 Alaris, Inc. Speech compressor using trellis encoding and linear prediction
JPH07131793A (ja) * 1993-11-01 1995-05-19 Toshiba Corp 映像信号高能率符号化装置
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JP2002530706A (ja) * 1998-11-13 2002-09-17 クゥアルコム・インコーポレイテッド 閉ループ可変速度マルチモード予測スピーチコーダ
US6324503B1 (en) * 1999-07-19 2001-11-27 Qualcomm Incorporated Method and apparatus for providing feedback from decoder to encoder to improve performance in a predictive speech coder under frame erasure conditions
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Also Published As

Publication number Publication date
JP2003515178A (ja) 2003-04-22
ES2274812T3 (es) 2007-06-01
CN1212607C (zh) 2005-07-27
EP1224663A1 (de) 2002-07-24
EP1224663B1 (de) 2006-11-22
DE60032006T2 (de) 2007-06-21
KR100804888B1 (ko) 2008-02-20
TW530296B (en) 2003-05-01
HK1051735A1 (en) 2003-08-15
ATE346357T1 (de) 2006-12-15
BR0015070A (pt) 2002-12-24
KR100827896B1 (ko) 2008-05-07
WO2001031639A1 (en) 2001-05-03
AU1576001A (en) 2001-05-08
CN1402869A (zh) 2003-03-12
KR20020040910A (ko) 2002-05-30
JP5543405B2 (ja) 2014-07-09
JP2011237809A (ja) 2011-11-24
BRPI0015070B1 (pt) 2016-10-11
US6438518B1 (en) 2002-08-20
KR20070112894A (ko) 2007-11-27
JP4805506B2 (ja) 2011-11-02

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