SG46982A1 - Transmission error concealment - Google Patents

Transmission error concealment

Info

Publication number
SG46982A1
SG46982A1 SG1996000860A SG1996000860A SG46982A1 SG 46982 A1 SG46982 A1 SG 46982A1 SG 1996000860 A SG1996000860 A SG 1996000860A SG 1996000860 A SG1996000860 A SG 1996000860A SG 46982 A1 SG46982 A1 SG 46982A1
Authority
SG
Singapore
Prior art keywords
transmission error
error concealment
concealment
transmission
error
Prior art date
Application number
SG1996000860A
Other languages
English (en)
Inventor
Wigren Karl Torbjorn
Bergstrom Rolf Anders
Original Assignee
Ericsson Telefon Ab L M
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 Ericsson Telefon Ab L M filed Critical Ericsson Telefon Ab L M
Publication of SG46982A1 publication Critical patent/SG46982A1/en

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
    • G10L19/005—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
    • G10L25/00—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00
    • G10L25/78—Detection of presence or absence of voice signals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
    • H04L1/0056—Systems characterized by the type of code used
    • H04L1/0061—Error detection codes

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Computational Linguistics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Detection And Prevention Of Errors In Transmission (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
  • Error Detection And Correction (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
SG1996000860A 1993-06-11 1994-06-02 Transmission error concealment SG46982A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE9302025A SE501340C2 (sv) 1993-06-11 1993-06-11 Döljande av transmissionsfel i en talavkodare

Publications (1)

Publication Number Publication Date
SG46982A1 true SG46982A1 (en) 1998-03-20

Family

ID=20390257

Family Applications (1)

Application Number Title Priority Date Filing Date
SG1996000860A SG46982A1 (en) 1993-06-11 1994-06-02 Transmission error concealment

Country Status (20)

Country Link
US (1) US5598506A (fr)
EP (1) EP0655160B1 (fr)
JP (1) JPH08500235A (fr)
KR (1) KR100220381B1 (fr)
CN (1) CN1064768C (fr)
AU (1) AU670699B2 (fr)
CA (1) CA2140365A1 (fr)
DE (1) DE69421500T2 (fr)
DK (1) DK0655160T3 (fr)
ES (1) ES2141236T3 (fr)
FI (1) FI950592A0 (fr)
GR (1) GR3031751T3 (fr)
HK (1) HK1013880A1 (fr)
MX (1) MX9404251A (fr)
NZ (1) NZ267735A (fr)
RU (1) RU2120668C1 (fr)
SE (1) SE501340C2 (fr)
SG (1) SG46982A1 (fr)
TW (1) TW268172B (fr)
WO (1) WO1994029851A1 (fr)

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US5918205A (en) * 1996-01-30 1999-06-29 Lsi Logic Corporation Audio decoder employing error concealment technique
JPH1091194A (ja) * 1996-09-18 1998-04-10 Sony Corp 音声復号化方法及び装置
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FR2758676A1 (fr) * 1997-01-21 1998-07-24 Philips Electronics Nv Methode de reduction des clics dans un systeme de transmission de donnees
WO1998038764A1 (fr) * 1997-02-27 1998-09-03 Siemens Aktiengesellschaft Procede et dispositif de detection d'erreurs de trame pour masquage d'erreurs, notamment dans le cas de transmissions gsm
DE19716147A1 (de) * 1997-04-17 1998-10-22 Alsthom Cge Alcatel Verfahren und Vorrichtung zur Fehlerverdeckung in digitalen Übertragungssystemen
ATE196960T1 (de) * 1997-04-23 2000-10-15 Fraunhofer Ges Forschung Verfahren zum verschleiern von fehlern in einem audiodatenstrom
US6122316A (en) * 1997-07-31 2000-09-19 Lsi Logic Corporation MPEG decoding system meeting 2-frame store and letterboxing requirements
US6266091B1 (en) 1997-07-31 2001-07-24 Lsi Logic Corporation System and method for low delay mode operation video decoding
US6310918B1 (en) 1997-07-31 2001-10-30 Lsi Logic Corporation System and method for motion vector extraction and computation meeting 2-frame store and letterboxing requirements
US6101221A (en) * 1997-07-31 2000-08-08 Lsi Logic Corporation Video bitstream symbol extractor for use in decoding MPEG compliant video bitstreams meeting 2-frame and letterboxing requirements
US6236681B1 (en) 1997-07-31 2001-05-22 Lsi Logic Corporation Method for decoding MPEG compliant video bitstreams meeting 2-frame and letterboxing requirements
US6289053B1 (en) 1997-07-31 2001-09-11 Lsi Logic Corporation Architecture for decoding MPEG compliant video bitstreams meeting 2-frame and letterboxing requirements
FI104769B (fi) 1997-12-01 2000-03-31 Nokia Networks Oy Menetelmä ja laitteisto loogisen kanavan tunnistamiseksi
GB2337904B (en) 1998-05-29 2003-03-12 Nec Technologies Frame erasure for digital data transmision systems
US6810377B1 (en) 1998-06-19 2004-10-26 Comsat Corporation Lost frame recovery techniques for parametric, LPC-based speech coding systems
US6351495B1 (en) * 1998-08-28 2002-02-26 Lucent Technologies Inc. Apparatus and method for conveying TTY signals over wireless telecommunication systems
GB2348087B (en) * 1999-03-13 2003-08-13 Nec Technologies Detection of unreliable frames in digital data transmission systems
WO2000063885A1 (fr) * 1999-04-19 2000-10-26 At & T Corp. Procede et appareil destines a effectuer des pertes de paquets ou un masquage d'effacement de trame (fec)
US7047190B1 (en) 1999-04-19 2006-05-16 At&Tcorp. Method and apparatus for performing packet loss or frame erasure concealment
US7117156B1 (en) 1999-04-19 2006-10-03 At&T Corp. Method and apparatus for performing packet loss or frame erasure concealment
US6757654B1 (en) * 2000-05-11 2004-06-29 Telefonaktiebolaget Lm Ericsson Forward error correction in speech coding
WO2001093488A1 (fr) * 2000-05-29 2001-12-06 Telefonaktiebolaget Lm Ericsson (Publ) Detection et masquage d'erreurs pour donnees vocales codees
EP1199709A1 (fr) 2000-10-20 2002-04-24 Telefonaktiebolaget Lm Ericsson Masquage d'erreur par rapport au décodage de signaux acoustiques codés
US7031926B2 (en) 2000-10-23 2006-04-18 Nokia Corporation Spectral parameter substitution for the frame error concealment in a speech decoder
US20020181407A1 (en) * 2001-03-28 2002-12-05 Anders Khullar Link quality control by using time dispersion information
US20030163304A1 (en) * 2002-02-28 2003-08-28 Fisseha Mekuria Error concealment for voice transmission system
US8160874B2 (en) * 2005-12-27 2012-04-17 Panasonic Corporation Speech frame loss compensation using non-cyclic-pulse-suppressed version of previous frame excitation as synthesis filter source
US20070174054A1 (en) * 2006-01-25 2007-07-26 Mediatek Inc. Communication apparatus with signal mode and voice mode
JP5061111B2 (ja) * 2006-09-15 2012-10-31 パナソニック株式会社 音声符号化装置および音声符号化方法
US7877253B2 (en) * 2006-10-06 2011-01-25 Qualcomm Incorporated Systems, methods, and apparatus for frame erasure recovery
KR100862662B1 (ko) 2006-11-28 2008-10-10 삼성전자주식회사 프레임 오류 은닉 방법 및 장치, 이를 이용한 오디오 신호복호화 방법 및 장치
US8165224B2 (en) * 2007-03-22 2012-04-24 Research In Motion Limited Device and method for improved lost frame concealment
EP3288034B1 (fr) * 2008-03-14 2019-02-20 Panasonic Intellectual Property Corporation of America Dispositif de décodage et son procédé
BR112013020482B1 (pt) 2011-02-14 2021-02-23 Fraunhofer Ges Forschung aparelho e método para processar um sinal de áudio decodificado em um domínio espectral
CN103477387B (zh) 2011-02-14 2015-11-25 弗兰霍菲尔运输应用研究公司 使用频谱域噪声整形的基于线性预测的编码方案
MY166394A (en) 2011-02-14 2018-06-25 Fraunhofer Ges Forschung Information signal representation using lapped transform
KR101525185B1 (ko) 2011-02-14 2015-06-02 프라운호퍼 게젤샤프트 쭈르 푀르데룽 데어 안겐반텐 포르슝 에. 베. 트랜지언트 검출 및 품질 결과를 사용하여 일부분의 오디오 신호를 코딩하기 위한 장치 및 방법
ES2639646T3 (es) 2011-02-14 2017-10-27 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Codificación y decodificación de posiciones de impulso de pistas de una señal de audio
KR101551046B1 (ko) * 2011-02-14 2015-09-07 프라운호퍼 게젤샤프트 쭈르 푀르데룽 데어 안겐반텐 포르슝 에. 베. 저-지연 통합 스피치 및 오디오 코딩에서 에러 은닉을 위한 장치 및 방법
JP6201043B2 (ja) 2013-06-21 2017-09-20 フラウンホーファーゲゼルシャフト ツール フォルデルング デル アンゲヴァンテン フォルシユング エー．フアー． エラー封じ込め中の切替音声符号化システムについての向上した信号フェードアウトのための装置及び方法

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US4153877A (en) * 1978-02-13 1979-05-08 Masco Corporation Of Indiana Mobile CB transceiver
US4357491A (en) * 1980-09-16 1982-11-02 Northern Telecom Limited Method of and apparatus for detecting speech in a voice channel signal
US4660196A (en) * 1983-08-01 1987-04-21 Scientific Atlanta, Inc. Digital audio satellite transmission system
US4656633A (en) * 1985-03-15 1987-04-07 Dolby Laboratories Licensing Corporation Error concealment system
FR2608867B1 (fr) * 1986-12-19 1988-12-30 Thomson Csf Procede et dispositif de transmissions numeriques de signaux vocaux par voie radio
US4802171A (en) * 1987-06-04 1989-01-31 Motorola, Inc. Method for error correction in digitally encoded speech
JPH01177227A (ja) * 1988-01-05 1989-07-13 Toshiba Corp 音声コーデック
JPH02288520A (ja) * 1989-04-28 1990-11-28 Hitachi Ltd 背景音再生機能付き音声符号復号方式
GB2239971B (en) * 1989-12-06 1993-09-29 Ca Nat Research Council System for separating speech from background noise
US5097507A (en) * 1989-12-22 1992-03-17 General Electric Company Fading bit error protection for digital cellular multi-pulse speech coder
JP2786001B2 (ja) * 1990-07-09 1998-08-13 森永乳業株式会社 チロシナーゼ活性阻害剤
US5271011A (en) * 1992-03-16 1993-12-14 Scientific-Atlanta, Inc. Digital audio data muting system and method
SE470372B (sv) * 1992-06-23 1994-01-31 Ericsson Telefon Ab L M Metod jämte anordning att uppskatta kvaliten vid ramfelsdetektering i mottagaren hos ett radiokommunikationssystem
US5459814A (en) * 1993-03-26 1995-10-17 Hughes Aircraft Company Voice activity detector for speech signals in variable background noise
US5485522A (en) * 1993-09-29 1996-01-16 Ericsson Ge Mobile Communications, Inc. System for adaptively reducing noise in speech signals
US5502713A (en) * 1993-12-07 1996-03-26 Telefonaktiebolaget Lm Ericsson Soft error concealment in a TDMA radio system

Also Published As

Publication number Publication date
RU2120668C1 (ru) 1998-10-20
CN1064768C (zh) 2001-04-18
CA2140365A1 (fr) 1994-12-22
AU7011694A (en) 1995-01-03
DK0655160T3 (da) 2000-01-03
DE69421500T2 (de) 2000-07-13
TW268172B (fr) 1996-01-11
FI950592A (fi) 1995-02-10
EP0655160A1 (fr) 1995-05-31
JPH08500235A (ja) 1996-01-09
SE9302025D0 (sv) 1993-06-11
NZ267735A (en) 1996-06-25
ES2141236T3 (es) 2000-03-16
KR950703192A (ko) 1995-08-23
US5598506A (en) 1997-01-28
SE501340C2 (sv) 1995-01-23
FI950592A0 (fi) 1995-02-10
EP0655160B1 (fr) 1999-11-03
KR100220381B1 (ko) 1999-09-15
AU670699B2 (en) 1996-07-25
GR3031751T3 (en) 2000-02-29
CN1110486A (zh) 1995-10-18
HK1013880A1 (en) 1999-09-10
MX9404251A (es) 1995-01-31
SE9302025L (sv) 1994-12-12
DE69421500D1 (de) 1999-12-09
WO1994029851A1 (fr) 1994-12-22

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