SE0400416D0 - Channel signal concealment in multi-channel audio systems - Google Patents

Channel signal concealment in multi-channel audio systems

Info

Publication number
SE0400416D0
SE0400416D0 SE0400416A SE0400416A SE0400416D0 SE 0400416 D0 SE0400416 D0 SE 0400416D0 SE 0400416 A SE0400416 A SE 0400416A SE 0400416 A SE0400416 A SE 0400416A SE 0400416 D0 SE0400416 D0 SE 0400416D0
Authority
SE
Sweden
Prior art keywords
model
parameters
frame
lost
frames
Prior art date
Application number
SE0400416A
Other languages
English (en)
Other versions
SE527866C2 (sv
SE0400416L (sv
Inventor
Stefan Bruhn
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 SE0303500A external-priority patent/SE0303500D0/sv
Application filed by Ericsson Telefon Ab L M filed Critical Ericsson Telefon Ab L M
Priority to SE0400416A priority Critical patent/SE527866C2/sv
Publication of SE0400416D0 publication Critical patent/SE0400416D0/sv
Priority to PT04809050T priority patent/PT1649452E/pt
Priority to JP2006518595A priority patent/JP4723490B2/ja
Priority to DE602004007142T priority patent/DE602004007142T2/de
Priority to ES04809050T priority patent/ES2286714T3/es
Priority to PCT/SE2004/001866 priority patent/WO2005059898A1/en
Priority to EP04809050A priority patent/EP1649452B1/en
Priority to AT04809050T priority patent/ATE365364T1/de
Priority to US11/012,717 priority patent/US7835916B2/en
Publication of SE0400416L publication Critical patent/SE0400416L/sv
Publication of SE527866C2 publication Critical patent/SE527866C2/sv

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

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)
  • Stereophonic System (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Stereo-Broadcasting Methods (AREA)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
  • Amplifiers (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
SE0400416A 2003-12-19 2004-02-20 Kanalsignalmaskering i multikanalsaudiosystem SE527866C2 (sv)

Priority Applications (9)

Application Number Priority Date Filing Date Title
SE0400416A SE527866C2 (sv) 2003-12-19 2004-02-20 Kanalsignalmaskering i multikanalsaudiosystem
AT04809050T ATE365364T1 (de) 2003-12-19 2004-12-15 Fehlerverschleierung in mehrkanaligen audiosystemen
EP04809050A EP1649452B1 (en) 2003-12-19 2004-12-15 Error concealment in multi-channel audio systems
DE602004007142T DE602004007142T2 (de) 2003-12-19 2004-12-15 Fehlerverschleierung in mehrkanaligen audiosystemen
JP2006518595A JP4723490B2 (ja) 2003-12-19 2004-12-15 多チャンネルオーディオシステムにおけるチャンネル信号隠蔽
PT04809050T PT1649452E (pt) 2003-12-19 2004-12-15 Supressão de erros em sistemas de canais múltiplos
ES04809050T ES2286714T3 (es) 2003-12-19 2004-12-15 Ocultacion de errores en sistemas multicanales de audio.
PCT/SE2004/001866 WO2005059898A1 (en) 2003-12-19 2004-12-15 Channel signal concealment in multi-channel audio systems
US11/012,717 US7835916B2 (en) 2003-12-19 2004-12-16 Channel signal concealment in multi-channel audio systems

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE0303500A SE0303500D0 (sv) 2003-12-19 2003-12-19 Frame loss concealment for multi-channel audio signal transmission
SE0400416A SE527866C2 (sv) 2003-12-19 2004-02-20 Kanalsignalmaskering i multikanalsaudiosystem

Publications (3)

Publication Number Publication Date
SE0400416D0 true SE0400416D0 (sv) 2004-02-20
SE0400416L SE0400416L (sv) 2005-06-20
SE527866C2 SE527866C2 (sv) 2006-06-27

Family

ID=31996353

Family Applications (1)

Application Number Title Priority Date Filing Date
SE0400416A SE527866C2 (sv) 2003-12-19 2004-02-20 Kanalsignalmaskering i multikanalsaudiosystem

Country Status (8)

Country Link
EP (1) EP1649452B1 (sv)
JP (1) JP4723490B2 (sv)
AT (1) ATE365364T1 (sv)
DE (1) DE602004007142T2 (sv)
ES (1) ES2286714T3 (sv)
PT (1) PT1649452E (sv)
SE (1) SE527866C2 (sv)
WO (1) WO2005059898A1 (sv)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4930320B2 (ja) * 2006-11-30 2012-05-16 ソニー株式会社 再生方法及び装置、プログラム並びに記録媒体
US8359196B2 (en) 2007-12-28 2013-01-22 Panasonic Corporation Stereo sound decoding apparatus, stereo sound encoding apparatus and lost-frame compensating method
EP2296143B1 (en) 2008-06-27 2018-01-10 III Holdings 12, LLC Audio signal decoding device and balance adjustment method for audio signal decoding device
ES2387869T3 (es) * 2008-07-30 2012-10-03 FRANCE TéLéCOM Reconstrucción de datos de audio multicanal
US8737626B2 (en) * 2009-01-13 2014-05-27 Panasonic Corporation Audio signal decoding device and method of balance adjustment
KR101073409B1 (ko) * 2009-03-05 2011-10-17 주식회사 코아로직 디코딩 장치 및 디코딩 방법
CN102414745B (zh) * 2009-05-22 2014-07-30 松下电器产业株式会社 编码装置、解码装置及编码、解码方法
WO2010137300A1 (ja) * 2009-05-26 2010-12-02 パナソニック株式会社 復号装置及び復号方法
EP2761618B1 (en) 2011-09-29 2016-11-30 Dolby International AB High quality detection in fm stereo radio signals
EP2709101B1 (en) 2012-09-13 2015-03-18 Nxp B.V. Digital audio processing system and method

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3421962B2 (ja) * 1996-10-14 2003-06-30 日本電信電話株式会社 欠落音響信号合成処理方法
DE19721487A1 (de) * 1997-05-23 1998-11-26 Thomson Brandt Gmbh Verfahren und Vorrichtung zur Fehlerverschleierung bei Mehrkanaltonsignalen
JP3567750B2 (ja) * 1998-08-10 2004-09-22 株式会社日立製作所 圧縮音声再生方法及び圧縮音声再生装置
EP1103953B1 (en) * 1999-11-23 2006-08-16 Texas Instruments Incorporated Method for concealing erased speech frames
JP2001296894A (ja) * 2000-04-12 2001-10-26 Matsushita Electric Ind Co Ltd 音声処理装置および音声処理方法
DE10034783A1 (de) * 2000-07-18 2002-02-07 Bosch Gmbh Robert Verfahren zur Fehlerverschleierung von Übertragungsfehlern in digitalen Audiodaten
CN1705980A (zh) * 2002-02-18 2005-12-07 皇家飞利浦电子股份有限公司 参数音频编码
WO2003107591A1 (en) * 2002-06-14 2003-12-24 Nokia Corporation Enhanced error concealment for spatial audio
US20040083110A1 (en) * 2002-10-23 2004-04-29 Nokia Corporation Packet loss recovery based on music signal classification and mixing

Also Published As

Publication number Publication date
DE602004007142D1 (de) 2007-08-02
JP2007529020A (ja) 2007-10-18
WO2005059898A1 (en) 2005-06-30
SE527866C2 (sv) 2006-06-27
EP1649452A1 (en) 2006-04-26
JP4723490B2 (ja) 2011-07-13
DE602004007142T2 (de) 2008-02-14
SE0400416L (sv) 2005-06-20
PT1649452E (pt) 2007-08-08
ES2286714T3 (es) 2007-12-01
EP1649452B1 (en) 2007-06-20
ATE365364T1 (de) 2007-07-15

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