DE69831105D1 - Sprachsynthetisierer mit einer CELP-Dekodiererstruktur - Google Patents

Sprachsynthetisierer mit einer CELP-Dekodiererstruktur

Info

Publication number
DE69831105D1
DE69831105D1 DE69831105T DE69831105T DE69831105D1 DE 69831105 D1 DE69831105 D1 DE 69831105D1 DE 69831105 T DE69831105 T DE 69831105T DE 69831105 T DE69831105 T DE 69831105T DE 69831105 D1 DE69831105 D1 DE 69831105D1
Authority
DE
Germany
Prior art keywords
speech synthesizer
decoder structure
celp decoder
celp
synthesizer
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
DE69831105T
Other languages
English (en)
Other versions
DE69831105T2 (de
Inventor
Wai-Ming Lay
Erdal Paksoy
Alan V Mccree
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.)
Texas Instruments Inc
Original Assignee
Texas Instruments 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 Texas Instruments Inc filed Critical Texas Instruments Inc
Publication of DE69831105D1 publication Critical patent/DE69831105D1/de
Application granted granted Critical
Publication of DE69831105T2 publication Critical patent/DE69831105T2/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
    • G10L13/00—Speech synthesis; Text to speech systems
    • G10L13/02—Methods for producing synthetic speech; Speech synthesisers
    • G10L13/04—Details of speech synthesis systems, e.g. synthesiser structure or memory management
    • G10L13/047—Architecture of speech synthesisers
    • 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
    • G10L13/00—Speech synthesis; Text to speech systems
    • G10L13/02—Methods for producing synthetic speech; Speech synthesisers
    • G10L13/04—Details of speech synthesis systems, e.g. synthesiser structure or memory management
    • 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
    • G10L2019/0001—Codebooks
    • G10L2019/0003—Backward prediction of gain

Landscapes

  • Engineering & Computer Science (AREA)
  • Computational Linguistics (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)
  • Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
DE69831105T 1997-01-02 1998-01-02 Sprachsynthetisierer mit einer CELP-Dekodiererstruktur Expired - Lifetime DE69831105T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US3416997P 1997-01-02 1997-01-02
US34169P 1997-01-02

Publications (2)

Publication Number Publication Date
DE69831105D1 true DE69831105D1 (de) 2005-09-15
DE69831105T2 DE69831105T2 (de) 2006-06-01

Family

ID=21874736

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69831105T Expired - Lifetime DE69831105T2 (de) 1997-01-02 1998-01-02 Sprachsynthetisierer mit einer CELP-Dekodiererstruktur

Country Status (6)

Country Link
US (1) US6009395A (de)
EP (1) EP0852373B1 (de)
JP (1) JPH10222197A (de)
CN (1) CN1134763C (de)
DE (1) DE69831105T2 (de)
TW (1) TW371749B (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6728344B1 (en) * 1999-07-16 2004-04-27 Agere Systems Inc. Efficient compression of VROM messages for telephone answering devices
US7574351B2 (en) * 1999-12-14 2009-08-11 Texas Instruments Incorporated Arranging CELP information of one frame in a second packet
US6996522B2 (en) * 2001-03-13 2006-02-07 Industrial Technology Research Institute Celp-Based speech coding for fine grain scalability by altering sub-frame pitch-pulse
FI118067B (fi) * 2001-05-04 2007-06-15 Nokia Corp Menetelmä audiosignaalin pakkauksen purkamisessa, pakkauksen purkulaite, ja elektroniikkalaite
KR100982638B1 (ko) 2005-04-01 2010-09-15 콸콤 인코포레이티드 고대역 시간 왜곡을 위한 시스템들, 방법들, 및 장치들
CN101199004B (zh) 2005-04-22 2011-11-09 高通股份有限公司 用于增益因数平滑的系统、方法及设备
US9058812B2 (en) * 2005-07-27 2015-06-16 Google Technology Holdings LLC Method and system for coding an information signal using pitch delay contour adjustment
CN101533639B (zh) * 2008-03-13 2011-09-14 华为技术有限公司 语音信号处理方法及装置

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE466824B (sv) * 1990-08-10 1992-04-06 Ericsson Telefon Ab L M Foerfarande foer kodning av en samplad talsignalvektor
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
US5717823A (en) * 1994-04-14 1998-02-10 Lucent Technologies Inc. Speech-rate modification for linear-prediction based analysis-by-synthesis speech coders
US5664055A (en) * 1995-06-07 1997-09-02 Lucent Technologies Inc. CS-ACELP speech compression system with adaptive pitch prediction filter gain based on a measure of periodicity

Also Published As

Publication number Publication date
EP0852373B1 (de) 2005-08-10
JPH10222197A (ja) 1998-08-21
EP0852373A3 (de) 1999-06-16
TW371749B (en) 1999-10-11
US6009395A (en) 1999-12-28
CN1134763C (zh) 2004-01-14
CN1186996A (zh) 1998-07-08
DE69831105T2 (de) 2006-06-01
EP0852373A2 (de) 1998-07-08

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition