ES2189382T3 - Metodo de decodificacion, unidad de procesado de codificacion de voz y elemento de red. - Google Patents

Metodo de decodificacion, unidad de procesado de codificacion de voz y elemento de red.

Info

Publication number
ES2189382T3
ES2189382T3 ES99902584T ES99902584T ES2189382T3 ES 2189382 T3 ES2189382 T3 ES 2189382T3 ES 99902584 T ES99902584 T ES 99902584T ES 99902584 T ES99902584 T ES 99902584T ES 2189382 T3 ES2189382 T3 ES 2189382T3
Authority
ES
Spain
Prior art keywords
voice
encoded
status information
processing unit
network element
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
ES99902584T
Other languages
English (en)
Inventor
Pekka Kapanen
Janne Vainio
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.)
Nokia Oyj
Original Assignee
Nokia Oyj
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 Nokia Oyj filed Critical Nokia Oyj
Application granted granted Critical
Publication of ES2189382T3 publication Critical patent/ES2189382T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
    • H04W88/18—Service support devices; Network management devices
    • H04W88/181—Transcoding devices; Rate adaptation devices
    • 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
    • G10L19/005—Correction of errors induced by the transmission channel, if related to the coding algorithm
    • 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
    • G10L19/012—Comfort noise or silence coding
    • 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
    • G10L19/173—Transcoding, i.e. converting between two coded representations avoiding cascaded coding-decoding

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Computational Linguistics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)

Abstract

Método para procesar parámetros de señales de voz codificados por un codificador con información de los estados, comprendiendo dicho método las siguientes etapas: - decodificación (320) de los parámetros de voz codificados utilizando un decodificador con información de los estados, - procesado (330) de los parámetros de voz decodificados, y - recodificación (340) de los parámetros de voz decodificados procesados, caracterizado porque los parámetros de voz decodificados procesados se vuelven a codificar utilizando un segundo codificador con información de los estados, y porque el método comprende además las siguientes etapas: - actualización (350) del estado del decodificador que tiene información de los estados por lo menos parcialmente con el estado del segundo codificador que tiene información de los estados, y - sustitución (360) de por lo menos un parámetro de voz codificado con un parámetro de voz que se ha vuelto a codificar para producir parámetros de voz codificados procesados.
ES99902584T 1998-02-09 1999-02-09 Metodo de decodificacion, unidad de procesado de codificacion de voz y elemento de red. Expired - Lifetime ES2189382T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI980298A FI116642B (fi) 1998-02-09 1998-02-09 Puheparametrien käsittelymenetelmä, puhekoodauksen käsittely-yksikkö ja verkkoelementti

Publications (1)

Publication Number Publication Date
ES2189382T3 true ES2189382T3 (es) 2003-07-01

Family

ID=8550783

Family Applications (1)

Application Number Title Priority Date Filing Date
ES99902584T Expired - Lifetime ES2189382T3 (es) 1998-02-09 1999-02-09 Metodo de decodificacion, unidad de procesado de codificacion de voz y elemento de red.

Country Status (10)

Country Link
US (1) US6850883B1 (es)
EP (1) EP1055225B1 (es)
JP (1) JP4309576B2 (es)
CN (1) CN1151487C (es)
AU (1) AU2282899A (es)
CA (1) CA2320465C (es)
DE (1) DE69904440T2 (es)
ES (1) ES2189382T3 (es)
FI (1) FI116642B (es)
WO (1) WO1999040569A2 (es)

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FI991605A (fi) 1999-07-14 2001-01-15 Nokia Networks Oy Menetelmä puhekodaukseen ja puhekoodaukseen tarvittavan laskentakapasi teetin vähentämiseksi ja verkkoelementti
FI19992002A (fi) 1999-09-20 2001-03-20 Nokia Networks Oy Solukkoradioverkossa piirikytkentäisen palvelun laadun mittaus
JP4518714B2 (ja) * 2001-08-31 2010-08-04 富士通株式会社 音声符号変換方法
US20040143675A1 (en) * 2003-01-16 2004-07-22 Aust Andreas Matthias Resynchronizing drifted data streams with a minimum of noticeable artifacts
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JP4370802B2 (ja) * 2003-04-22 2009-11-25 富士通株式会社 データ処理方法およびデータ処理装置
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CN100369108C (zh) * 2003-12-18 2008-02-13 诺基亚公司 编码域中的音频增强的方法和设备
WO2005089055A2 (en) * 2004-03-19 2005-09-29 Nortel Networks Limited Communicating processing capabilites along a communications path
US8027265B2 (en) * 2004-03-19 2011-09-27 Genband Us Llc Providing a capability list of a predefined format in a communications network
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US7729346B2 (en) 2004-09-18 2010-06-01 Genband Inc. UMTS call handling methods and apparatus
US8483173B2 (en) 2005-05-31 2013-07-09 Genband Us Llc Methods and systems for unlicensed mobile access realization in a media gateway
US7792150B2 (en) * 2005-08-19 2010-09-07 Genband Us Llc Methods, systems, and computer program products for supporting transcoder-free operation in media gateway
CN100466739C (zh) * 2005-10-12 2009-03-04 华为技术有限公司 Cabac解码***及方法
US7835346B2 (en) * 2006-01-17 2010-11-16 Genband Us Llc Methods, systems, and computer program products for providing transcoder free operation (TrFO) and interworking between unlicensed mobile access (UMA) and universal mobile telecommunications system (UMTS) call legs using a media gateway
CN103860390A (zh) 2006-05-09 2014-06-18 高露洁-棕榄公司 口腔护理方案
US20080274065A1 (en) * 2006-05-09 2008-11-06 Richard Scott Robinson Oral Care Regimen
US8346239B2 (en) 2006-12-28 2013-01-01 Genband Us Llc Methods, systems, and computer program products for silence insertion descriptor (SID) conversion
JP5787522B2 (ja) 2008-02-08 2015-09-30 コルゲート・パーモリブ・カンパニーＣｏｌｇａｔｅ−Ｐａｌｍｏｌｉｖｅ Ｃｏｍｐａｎｙ 口腔ケア製品ならびにその使用および製造の方法
AU2009212318B2 (en) * 2008-02-08 2012-12-13 Colgate-Palmolive Company Oral care methods and systems
US20090202452A1 (en) * 2008-02-08 2009-08-13 Colgate-Palmolive Company Oral care regimen
US8908541B2 (en) * 2009-08-04 2014-12-09 Genband Us Llc Methods, systems, and computer readable media for intelligent optimization of digital signal processor (DSP) resource utilization in a media gateway
US9579269B2 (en) 2010-06-23 2017-02-28 Colgate-Palmolive Company Therapeutic oral composition
WO2013062201A1 (ko) * 2011-10-24 2013-05-02 엘지전자 주식회사 음성 신호의 대역 선택적 양자화 방법 및 장치
CN103871415B (zh) * 2012-12-14 2017-08-25 中国电信股份有限公司 实现异***间语音互通的方法、***与tfo转换装置
CN111063362B (zh) * 2019-12-11 2022-03-22 中国电子科技集团公司第三十研究所 一种数字语音通信噪音消除和语音恢复方法及装置

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Also Published As

Publication number Publication date
FI116642B (fi) 2006-01-13
EP1055225A2 (en) 2000-11-29
CN1290389A (zh) 2001-04-04
US6850883B1 (en) 2005-02-01
CA2320465A1 (en) 1999-08-12
DE69904440D1 (de) 2003-01-23
FI980298A0 (fi) 1998-02-09
FI980298A (fi) 1999-08-10
AU2282899A (en) 1999-08-23
WO1999040569A3 (en) 1999-09-30
CA2320465C (en) 2006-06-06
JP4309576B2 (ja) 2009-08-05
WO1999040569A2 (en) 1999-08-12
CN1151487C (zh) 2004-05-26
DE69904440T2 (de) 2003-08-28
EP1055225B1 (en) 2002-12-11
JP2002503045A (ja) 2002-01-29

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