SE9401462L - Sätt och anordning vid radiokommunikationssystem - Google Patents

Sätt och anordning vid radiokommunikationssystem

Info

Publication number
SE9401462L
SE9401462L SE9401462A SE9401462A SE9401462L SE 9401462 L SE9401462 L SE 9401462L SE 9401462 A SE9401462 A SE 9401462A SE 9401462 A SE9401462 A SE 9401462A SE 9401462 L SE9401462 L SE 9401462L
Authority
SE
Sweden
Prior art keywords
frame
radio communication
methods
communication systems
algorithm
Prior art date
Application number
SE9401462A
Other languages
English (en)
Other versions
SE9401462D0 (sv
SE502244C2 (sv
Inventor
Torbjoern Wigren
Anders Bergstroem
Fredrik Jansson
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
Priority claimed from SE9302025A external-priority patent/SE501340C2/sv
Priority claimed from SE9304058A external-priority patent/SE503547C2/sv
Publication of SE9401462D0 publication Critical patent/SE9401462D0/sv
Priority to SE9401462A priority Critical patent/SE502244C2/sv
Application filed by Ericsson Telefon Ab L M filed Critical Ericsson Telefon Ab L M
Priority to AU70114/94A priority patent/AU670514B2/en
Priority to JP7501661A priority patent/JPH08500233A/ja
Priority to ES94919039T priority patent/ES2129646T3/es
Priority to DE69416493T priority patent/DE69416493T2/de
Priority to EP94919039A priority patent/EP0655159B1/en
Priority to DK94919039T priority patent/DK0655159T3/da
Priority to PCT/SE1994/000531 priority patent/WO1994029849A1/en
Priority to KR1019950700529A priority patent/KR100220380B1/ko
Priority to CN94190363A priority patent/CN1064769C/zh
Priority to RU95108220A priority patent/RU2120667C1/ru
Priority to NZ267733A priority patent/NZ267733A/en
Priority to CA002140364A priority patent/CA2140364A1/en
Priority to SG1996000949A priority patent/SG45176A1/en
Priority to MX9404252A priority patent/MX9404252A/es
Priority to US08/258,578 priority patent/US5572622A/en
Priority to TW083105447A priority patent/TW350172B/zh
Priority to SE9403386A priority patent/SE504396C2/sv
Publication of SE9401462L publication Critical patent/SE9401462L/sv
Priority to FI950590A priority patent/FI950590A/sv
Priority to PCT/SE1995/000423 priority patent/WO1995030282A1/en
Priority to KR1019960706074A priority patent/KR100301100B1/ko
Priority to AU24222/95A priority patent/AU689893B2/en
Priority to EP95918226A priority patent/EP0758502B1/en
Priority to CN95192794A priority patent/CN1147320A/zh
Priority to CA002188122A priority patent/CA2188122A1/en
Priority to JP7528144A priority patent/JPH09512679A/ja
Priority to BR9507565A priority patent/BR9507565A/pt
Priority to DE69518837T priority patent/DE69518837T2/de
Priority to MX9605118A priority patent/MX9605118A/es
Priority to US08/737,765 priority patent/US5901186A/en
Publication of SE502244C2 publication Critical patent/SE502244C2/sv
Priority to FI964309A priority patent/FI964309A/sv
Priority to HK98113791A priority patent/HK1012749A1/xx
Priority to GR990400814T priority patent/GR3029729T3/el

Links

Classifications

    • 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
    • H04L1/0071—Use of interleaving
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; 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 OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; 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
    • G10L25/84—Detection of presence or absence of voice signals for discriminating voice from noise
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; 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
SE9401462A 1993-06-11 1994-04-28 Sätt och anordning för avkodning av ljudsignaler i ett system för mobilradiokommunikation SE502244C2 (sv)

Priority Applications (33)

Application Number Priority Date Filing Date Title
SE9401462A SE502244C2 (sv) 1993-06-11 1994-04-28 Sätt och anordning för avkodning av ljudsignaler i ett system för mobilradiokommunikation
NZ267733A NZ267733A (en) 1993-06-11 1994-06-02 Frame based radio communication receiver with rejected frame concealment
CA002140364A CA2140364A1 (en) 1993-06-11 1994-06-02 Rejected frame concealment
SG1996000949A SG45176A1 (en) 1993-06-11 1994-06-02 Rejected frame concealment
DK94919039T DK0655159T3 (da) 1993-06-11 1994-06-02 Maskering af afviste rammer
KR1019950700529A KR100220380B1 (ko) 1993-06-11 1994-06-02 거절된 프레임을 은익하는 방법 및 장치
ES94919039T ES2129646T3 (es) 1993-06-11 1994-06-02 Ocultacion de bloques rechazados.
DE69416493T DE69416493T2 (de) 1993-06-11 1994-06-02 Verdeckung von ausschussrahmen
EP94919039A EP0655159B1 (en) 1993-06-11 1994-06-02 Rejected frame concealment
AU70114/94A AU670514B2 (en) 1993-06-11 1994-06-02 Rejected frame concealment
PCT/SE1994/000531 WO1994029849A1 (en) 1993-06-11 1994-06-02 Rejected frame concealment
JP7501661A JPH08500233A (ja) 1993-06-11 1994-06-02 拒否されたフレームの隠蔽
CN94190363A CN1064769C (zh) 1993-06-11 1994-06-02 改进无线电通信系统中声频信号解码的设备和方法
RU95108220A RU2120667C1 (ru) 1993-06-11 1994-06-02 Способ и устройство для маскирования отброшенных кадров
MX9404252A MX9404252A (es) 1993-06-11 1994-06-06 Ocultacion de cuadro rechazado.
US08/258,578 US5572622A (en) 1993-06-11 1994-06-10 Rejected frame concealment
TW083105447A TW350172B (en) 1993-06-11 1994-06-16 Rejected frame concealment
SE9403386A SE504396C2 (sv) 1994-04-28 1994-10-06 Detektering av felaktigt mottagna dataramar i ett kommunikationssystem
FI950590A FI950590A (sv) 1993-06-11 1995-02-10 Sätt och anordning vid radiokommunikationssystem
DE69518837T DE69518837T2 (de) 1994-04-28 1995-04-19 Detektion schlechter rahmen
KR1019960706074A KR100301100B1 (ko) 1994-04-28 1995-04-19 불량프레임검출방법및장치
JP7528144A JPH09512679A (ja) 1994-04-28 1995-04-19 不良フレーム検出
BR9507565A BR9507565A (pt) 1994-04-28 1995-04-19 Processo e aparelho para detectar quadros incorretamente recebidos em um receptor em um sistema de rádio cominicação digital
MX9605118A MX9605118A (es) 1994-04-28 1995-04-19 Detecccion de cuadro dañado.
US08/737,765 US5901186A (en) 1994-04-28 1995-04-19 Bad frame detection
AU24222/95A AU689893B2 (en) 1994-04-28 1995-04-19 Bad frame detection
EP95918226A EP0758502B1 (en) 1994-04-28 1995-04-19 Bad frame detection
CN95192794A CN1147320A (zh) 1994-04-28 1995-04-19 坏帧检测
CA002188122A CA2188122A1 (en) 1994-04-28 1995-04-19 Bad frame detection
PCT/SE1995/000423 WO1995030282A1 (en) 1994-04-28 1995-04-19 Bad frame detection
FI964309A FI964309A (sv) 1994-04-28 1996-10-25 Detektering av dålig ram
HK98113791A HK1012749A1 (en) 1993-06-11 1998-12-16 Rejected frame concealment
GR990400814T GR3029729T3 (en) 1993-06-11 1999-03-19 Rejected frame concealment.

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
SE9302025A SE501340C2 (sv) 1993-06-11 1993-06-11 Döljande av transmissionsfel i en talavkodare
SE9304058A SE503547C2 (sv) 1993-06-11 1993-12-06 Anordning och förfarande för döljande av förlorade ramar
SE9401462A SE502244C2 (sv) 1993-06-11 1994-04-28 Sätt och anordning för avkodning av ljudsignaler i ett system för mobilradiokommunikation

Publications (3)

Publication Number Publication Date
SE9401462D0 SE9401462D0 (sv) 1994-04-28
SE9401462L true SE9401462L (sv) 1994-12-12
SE502244C2 SE502244C2 (sv) 1995-09-25

Family

ID=27355718

Family Applications (1)

Application Number Title Priority Date Filing Date
SE9401462A SE502244C2 (sv) 1993-06-11 1994-04-28 Sätt och anordning för avkodning av ljudsignaler i ett system för mobilradiokommunikation

Country Status (20)

Country Link
US (1) US5572622A (sv)
EP (1) EP0655159B1 (sv)
JP (1) JPH08500233A (sv)
KR (1) KR100220380B1 (sv)
CN (1) CN1064769C (sv)
AU (1) AU670514B2 (sv)
CA (1) CA2140364A1 (sv)
DE (1) DE69416493T2 (sv)
DK (1) DK0655159T3 (sv)
ES (1) ES2129646T3 (sv)
FI (1) FI950590A (sv)
GR (1) GR3029729T3 (sv)
HK (1) HK1012749A1 (sv)
MX (1) MX9404252A (sv)
NZ (1) NZ267733A (sv)
RU (1) RU2120667C1 (sv)
SE (1) SE502244C2 (sv)
SG (1) SG45176A1 (sv)
TW (1) TW350172B (sv)
WO (1) WO1994029849A1 (sv)

Families Citing this family (33)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4427351C1 (de) * 1994-08-02 1996-03-28 Siemens Ag Signalverarbeitungsverfahren und -anordnung für blockweise codierte Sprachsignale eines Nachrichtensystems
US5768291A (en) * 1994-12-29 1998-06-16 Motorola, Inc. Method and apparatus for error mitigating a received communication signal
SE9500858L (sv) * 1995-03-10 1996-09-11 Ericsson Telefon Ab L M Anordning och förfarande vid talöverföring och ett telekommunikationssystem omfattande dylik anordning
US5732389A (en) * 1995-06-07 1998-03-24 Lucent Technologies Inc. Voiced/unvoiced classification of speech for excitation codebook selection in celp speech decoding during frame erasures
FR2737948B1 (fr) * 1995-08-16 1997-10-17 Alcatel Mobile Comm France Dispositif de commande de volume sonore pour recepteur de signaux de parole codes par blocs
US5774856A (en) * 1995-10-02 1998-06-30 Motorola, Inc. User-Customized, low bit-rate speech vocoding method and communication unit for use therewith
JPH09312620A (ja) * 1996-05-23 1997-12-02 Nec Corp 音声データ補間処理装置
JPH1091194A (ja) * 1996-09-18 1998-04-10 Sony Corp 音声復号化方法及び装置
EP0928521A1 (en) * 1996-09-25 1999-07-14 Qualcomm Incorporated Method and apparatus for detecting bad data packets received by a mobile telephone using decoded speech parameters
US7788092B2 (en) 1996-09-25 2010-08-31 Qualcomm Incorporated Method and apparatus for detecting bad data packets received by a mobile telephone using decoded speech parameters
US6205130B1 (en) 1996-09-25 2001-03-20 Qualcomm Incorporated Method and apparatus for detecting bad data packets received by a mobile telephone using decoded speech parameters
DE19716147A1 (de) * 1997-04-17 1998-10-22 Alsthom Cge Alcatel Verfahren und Vorrichtung zur Fehlerverdeckung in digitalen Übertragungssystemen
JPH10327089A (ja) * 1997-05-23 1998-12-08 Matsushita Electric Ind Co Ltd 携帯電話装置
SE513520C2 (sv) * 1998-05-14 2000-09-25 Ericsson Telefon Ab L M Förfarande och anordning för maskering av fördröjda paket
US6810377B1 (en) 1998-06-19 2004-10-26 Comsat Corporation Lost frame recovery techniques for parametric, LPC-based speech coding systems
US6597961B1 (en) 1999-04-27 2003-07-22 Realnetworks, Inc. System and method for concealing errors in an audio transmission
FI118242B (sv) * 2000-09-19 2007-08-31 Nokia Corp Hantering av talramar i ett radiosystem
US20030177011A1 (en) * 2001-03-06 2003-09-18 Yasuyo Yasuda Audio data interpolation apparatus and method, audio data-related information creation apparatus and method, audio data interpolation information transmission apparatus and method, program and recording medium thereof
WO2003043277A1 (fr) * 2001-11-15 2003-05-22 Matsushita Electric Industrial Co., Ltd. Appareil et procede de masquage d'erreur
ATE523876T1 (de) * 2004-03-05 2011-09-15 Panasonic Corp Fehlerverbergungseinrichtung und fehlerverbergungsverfahren
US7409338B1 (en) * 2004-11-10 2008-08-05 Mediatek Incorporation Softbit speech decoder and related method for performing speech loss concealment
CN1929355B (zh) * 2005-09-09 2010-05-05 联想(北京)有限公司 语音包丢失恢复系统以及方法
JP2007150655A (ja) * 2005-11-28 2007-06-14 Hitachi Kokusai Electric Inc デジタル無線機
JP5142727B2 (ja) * 2005-12-27 2013-02-13 パナソニック株式会社 音声復号装置および音声復号方法
DE102007018484B4 (de) 2007-03-20 2009-06-25 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Vorrichtung und Verfahren zum Senden einer Folge von Datenpaketen und Decodierer und Vorrichtung zum Decodieren einer Folge von Datenpaketen
US20090055171A1 (en) * 2007-08-20 2009-02-26 Broadcom Corporation Buzz reduction for low-complexity frame erasure concealment
US8483854B2 (en) 2008-01-28 2013-07-09 Qualcomm Incorporated Systems, methods, and apparatus for context processing using multiple microphones
CN100550133C (zh) * 2008-03-20 2009-10-14 华为技术有限公司 一种语音信号处理方法及装置
CN101931507B (zh) 2009-06-18 2012-09-05 华为技术有限公司 码本生成方法、数据传输方法及装置
US8428959B2 (en) * 2010-01-29 2013-04-23 Polycom, Inc. Audio packet loss concealment by transform interpolation
US8600325B2 (en) * 2010-04-09 2013-12-03 Harris Corporation Simulated degradation of SNR in decoded digital audio correlated to wireless link bit-error rate
MX2013009301A (es) * 2011-02-14 2013-12-06 Fraunhofer Ges Forschung Aparato y metodo para ocultamiento de error en voz unificada con bajo retardo y codificacion de audio.
FR3008533A1 (fr) * 2013-07-12 2015-01-16 Orange Facteur d'echelle optimise pour l'extension de bande de frequence dans un decodeur de signaux audiofrequences

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US4281218A (en) * 1979-10-26 1981-07-28 Bell Telephone Laboratories, Incorporated Speech-nonspeech detector-classifier
US4357491A (en) * 1980-09-16 1982-11-02 Northern Telecom Limited Method of and apparatus for detecting speech in a voice channel signal
GB2239971B (en) * 1989-12-06 1993-09-29 Ca Nat Research Council System for separating speech from background noise
US5271011A (en) * 1992-03-16 1993-12-14 Scientific-Atlanta, Inc. Digital audio data muting system and method
US5309443A (en) * 1992-06-04 1994-05-03 Motorola, Inc. Dynamic muting method for ADPCM coded speech

Also Published As

Publication number Publication date
AU670514B2 (en) 1996-07-18
KR950703193A (ko) 1995-08-23
CA2140364A1 (en) 1994-12-22
AU7011494A (en) 1995-01-03
ES2129646T3 (es) 1999-06-16
SE9401462D0 (sv) 1994-04-28
CN1110883A (zh) 1995-10-25
FI950590A0 (sv) 1995-02-10
HK1012749A1 (en) 1999-08-06
SG45176A1 (en) 1998-01-16
DE69416493T2 (de) 1999-06-24
EP0655159A1 (en) 1995-05-31
NZ267733A (en) 1996-08-27
WO1994029849A1 (en) 1994-12-22
SE502244C2 (sv) 1995-09-25
TW350172B (en) 1999-01-11
RU2120667C1 (ru) 1998-10-20
FI950590A (sv) 1995-02-10
GR3029729T3 (en) 1999-06-30
KR100220380B1 (ko) 1999-09-15
EP0655159B1 (en) 1999-02-10
DE69416493D1 (de) 1999-03-25
JPH08500233A (ja) 1996-01-09
MX9404252A (es) 1995-01-31
US5572622A (en) 1996-11-05
CN1064769C (zh) 2001-04-18
DK0655159T3 (da) 1999-09-20

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