DE69828709D1 - Erhöhung der Dichte von kodierten Sprachsignalen - Google Patents

Erhöhung der Dichte von kodierten Sprachsignalen

Info

Publication number
DE69828709D1
DE69828709D1 DE69828709T DE69828709T DE69828709D1 DE 69828709 D1 DE69828709 D1 DE 69828709D1 DE 69828709 T DE69828709 T DE 69828709T DE 69828709 T DE69828709 T DE 69828709T DE 69828709 D1 DE69828709 D1 DE 69828709D1
Authority
DE
Germany
Prior art keywords
density
increase
speech signals
coded speech
coded
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
DE69828709T
Other languages
English (en)
Other versions
DE69828709T2 (de
Inventor
Roar Hagen
Bjoern Johansson
Erik Ekudden
Bastiaan Kleijn
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.)
Telefonaktiebolaget LM Ericsson AB
Original Assignee
Telefonaktiebolaget LM Ericsson AB
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=27364699&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE69828709(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Priority claimed from US09/034,590 external-priority patent/US6058359A/en
Application filed by Telefonaktiebolaget LM Ericsson AB filed Critical Telefonaktiebolaget LM Ericsson AB
Publication of DE69828709D1 publication Critical patent/DE69828709D1/de
Application granted granted Critical
Publication of DE69828709T2 publication Critical patent/DE69828709T2/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
    • 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
    • G10L19/12—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters the excitation function being a code excitation, e.g. in code excited linear prediction [CELP] 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
    • G10L19/002—Dynamic bit allocation
    • 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
    • G10L2019/0007—Codebook element generation
    • G10L2019/0008—Algebraic codebooks

Landscapes

  • 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)
  • Ultra Sonic Daignosis Equipment (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
DE69828709T 1997-09-02 1998-08-25 Erhöhung der Dichte von kodierten Sprachsignalen Expired - Lifetime DE69828709T2 (de)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
US5775297P 1997-09-02 1997-09-02
US57752P 1997-09-02
US09/034,590 US6058359A (en) 1998-03-04 1998-03-04 Speech coding including soft adaptability feature
US34590 1998-03-04
US110989 1998-07-07
US09/110,989 US6029125A (en) 1997-09-02 1998-07-07 Reducing sparseness in coded speech signals

Publications (2)

Publication Number Publication Date
DE69828709D1 true DE69828709D1 (de) 2005-02-24
DE69828709T2 DE69828709T2 (de) 2006-01-05

Family

ID=27364699

Family Applications (2)

Application Number Title Priority Date Filing Date
DE69828709T Expired - Lifetime DE69828709T2 (de) 1997-09-02 1998-08-25 Erhöhung der Dichte von kodierten Sprachsignalen
DE69808936T Expired - Lifetime DE69808936T2 (de) 1997-09-02 1998-08-25 Erhöhung der dichte von kodierten sprachsignalen

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE69808936T Expired - Lifetime DE69808936T2 (de) 1997-09-02 1998-08-25 Erhöhung der dichte von kodierten sprachsignalen

Country Status (13)

Country Link
US (1) US6029125A (de)
EP (1) EP1008141B1 (de)
JP (1) JP3464450B2 (de)
KR (1) KR100417351B1 (de)
CN (1) CN1125438C (de)
AU (1) AU753740B2 (de)
BR (1) BR9811615B1 (de)
CA (1) CA2301886C (de)
DE (2) DE69828709T2 (de)
FI (1) FI113595B (de)
HK (1) HK1051082A1 (de)
TW (1) TW394927B (de)
WO (1) WO1999012156A1 (de)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1169117C (zh) 1996-11-07 2004-09-29 松下电器产业株式会社 声源矢量生成装置以及声音编码装置和声音解码装置
US6058359A (en) * 1998-03-04 2000-05-02 Telefonaktiebolaget L M Ericsson Speech coding including soft adaptability feature
KR100651438B1 (ko) * 1997-10-22 2006-11-28 마츠시타 덴끼 산교 가부시키가이샤 음성 부호화 장치, ｃｅｌｐ 음성 부호화 방법, 대수적 구조 음원의 직교화 탐색 방법
EP2154679B1 (de) 1997-12-24 2016-09-14 BlackBerry Limited Verfahren und Vorrichtung zur Sprachkodierung
US6301556B1 (en) * 1998-03-04 2001-10-09 Telefonaktiebolaget L M. Ericsson (Publ) Reducing sparseness in coded speech signals
US6820202B1 (en) 1998-11-09 2004-11-16 First Data Corporation Account authority digital signature (AADS) system
US6449313B1 (en) * 1999-04-28 2002-09-10 Lucent Technologies Inc. Shaped fixed codebook search for celp speech coding
US6782360B1 (en) * 1999-09-22 2004-08-24 Mindspeed Technologies, Inc. Gain quantization for a CELP speech coder
US6529867B2 (en) * 2000-09-15 2003-03-04 Conexant Systems, Inc. Injecting high frequency noise into pulse excitation for low bit rate CELP
US6678651B2 (en) * 2000-09-15 2004-01-13 Mindspeed Technologies, Inc. Short-term enhancement in CELP speech coding
JP4304360B2 (ja) * 2002-05-22 2009-07-29 日本電気株式会社 音声符号化復号方式間の符号変換方法および装置とその記憶媒体
US7038327B2 (en) * 2003-11-11 2006-05-02 Au Optronics Corp. Anisotropic conductive film bonding pad
MX2007012185A (es) 2005-04-01 2007-12-11 Qualcomm Inc Metodo y aparato para cuantificacion de vector de una representacion de envoltura espectral.
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
BRPI0717936B1 (pt) 2006-11-08 2020-09-29 Interdigital Vc Holdings, Inc. Método e aparelhos para a filtragem de remoção de artefato em laço
JP5004654B2 (ja) * 2007-05-16 2012-08-22 パナソニック株式会社 配線基板の接続方法および配線基板構造
MX370012B (es) 2011-06-30 2019-11-28 Samsung Electronics Co Ltd Aparato y método para generar señal extendida de ancho de banda.
CN103268765B (zh) * 2013-06-04 2015-06-17 沈阳空管技术开发有限公司 民航管制语音稀疏编码方法
US10458720B2 (en) 2015-07-22 2019-10-29 Furukawa Electric Co., Ltd. Heat transfer device

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2010830C (en) * 1990-02-23 1996-06-25 Jean-Pierre Adoul Dynamic codebook for efficient speech coding based on algebraic codes
JP3338074B2 (ja) * 1991-12-06 2002-10-28 富士通株式会社 音声伝送方式
JP3520555B2 (ja) * 1994-03-29 2004-04-19 ヤマハ株式会社 音声符号化方法及び音声音源装置
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
US5602959A (en) * 1994-12-05 1997-02-11 Motorola, Inc. Method and apparatus for characterization and reconstruction of speech excitation waveforms

Also Published As

Publication number Publication date
WO1999012156A1 (en) 1999-03-11
KR20010023373A (ko) 2001-03-26
CA2301886A1 (en) 1999-03-11
AU8895298A (en) 1999-03-22
DE69808936T2 (de) 2003-06-18
CN1276898A (zh) 2000-12-13
BR9811615B1 (pt) 2012-07-24
US6029125A (en) 2000-02-22
CA2301886C (en) 2007-10-23
JP2001515230A (ja) 2001-09-18
DE69808936D1 (de) 2002-11-28
BR9811615A (pt) 2000-09-12
FI20000449A (fi) 2000-02-28
TW394927B (en) 2000-06-21
EP1008141B1 (de) 2002-10-23
CN1125438C (zh) 2003-10-22
HK1051082A1 (en) 2003-07-18
JP3464450B2 (ja) 2003-11-10
DE69828709T2 (de) 2006-01-05
AU753740B2 (en) 2002-10-24
EP1008141A1 (de) 2000-06-14
FI113595B (fi) 2004-05-14
KR100417351B1 (ko) 2004-02-05

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Legal Events

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