JP4971357B2 - 多重記述コーディングシステムのための改良されたコリレーティング変換及びデコリレーティング変換 - Google Patents

多重記述コーディングシステムのための改良されたコリレーティング変換及びデコリレーティング変換 Download PDF

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JP4971357B2
JP4971357B2 JP2008547236A JP2008547236A JP4971357B2 JP 4971357 B2 JP4971357 B2 JP 4971357B2 JP 2008547236 A JP2008547236 A JP 2008547236A JP 2008547236 A JP2008547236 A JP 2008547236A JP 4971357 B2 JP4971357 B2 JP 4971357B2
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quantized
signal
transformation
coefficients
transform
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JP2009520237A5 (enExample
JP2009520237A (ja
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チェン、コリー・アイ
バウアー、クラウス
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Dolby Laboratories Licensing Corp
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    • 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
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M7/00—Conversion of a code where information is represented by a given sequence or number of digits to a code where the same, similar or subset of information is represented by a different sequence or number of digits
    • H03M7/30—Compression; Expansion; Suppression of unnecessary data, e.g. redundancy reduction

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Computational Linguistics (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Physics & Mathematics (AREA)
  • Signal Processing (AREA)
  • Theoretical Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Error Detection And Correction (AREA)
  • Color Television Systems (AREA)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
  • Image Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
JP2008547236A 2005-12-19 2006-11-16 多重記述コーディングシステムのための改良されたコリレーティング変換及びデコリレーティング変換 Active JP4971357B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US11/312,230 US7536299B2 (en) 2005-12-19 2005-12-19 Correlating and decorrelating transforms for multiple description coding systems
US11/312,230 2005-12-19
PCT/US2006/044346 WO2007075230A1 (en) 2005-12-19 2006-11-16 Multiple description coding using correlating transforms

Publications (3)

Publication Number Publication Date
JP2009520237A JP2009520237A (ja) 2009-05-21
JP2009520237A5 JP2009520237A5 (enExample) 2009-11-12
JP4971357B2 true JP4971357B2 (ja) 2012-07-11

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JP2008547236A Active JP4971357B2 (ja) 2005-12-19 2006-11-16 多重記述コーディングシステムのための改良されたコリレーティング変換及びデコリレーティング変換

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US (1) US7536299B2 (enExample)
EP (1) EP1969593B1 (enExample)
JP (1) JP4971357B2 (enExample)
CN (1) CN101371294B (enExample)
AT (1) ATE438174T1 (enExample)
DE (1) DE602006008185D1 (enExample)
TW (1) TWI395203B (enExample)
WO (1) WO2007075230A1 (enExample)

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CN101989425B (zh) 2009-07-30 2012-05-23 华为终端有限公司 多描述音频编解码的方法、装置及系统
EP2306456A1 (en) * 2009-09-04 2011-04-06 Thomson Licensing Method for decoding an audio signal that has a base layer and an enhancement layer
TWI413110B (zh) 2009-10-06 2013-10-21 Dolby Int Ab 以選擇性通道解碼的有效多通道信號處理
US7932847B1 (en) * 2009-12-04 2011-04-26 Realtek Semiconductor Corp. Hybrid coarse-fine time-to-digital converter
US20110164672A1 (en) * 2010-01-05 2011-07-07 Hong Jiang Orthogonal Multiple Description Coding
US8886523B2 (en) * 2010-04-14 2014-11-11 Huawei Technologies Co., Ltd. Audio decoding based on audio class with control code for post-processing modes
KR101699898B1 (ko) 2011-02-14 2017-01-25 프라운호퍼 게젤샤프트 쭈르 푀르데룽 데어 안겐반텐 포르슝 에. 베. 스펙트럼 영역에서 디코딩된 오디오 신호를 처리하기 위한 방법 및 장치
RU2586838C2 (ru) 2011-02-14 2016-06-10 Фраунхофер-Гезелльшафт Цур Фердерунг Дер Ангевандтен Форшунг Е.Ф. Аудиокодек, использующий синтез шума в течение неактивной фазы
SG192714A1 (en) 2011-02-14 2013-09-30 Fraunhofer Ges Forschung Apparatus and method for coding a portion of an audio signal using a transient detection and a quality result
TWI563498B (en) 2011-02-14 2016-12-21 Fraunhofer Ges Forschung Apparatus and method for encoding an audio signal using an aligned look-ahead portion, and related computer program
AU2012217184B2 (en) 2011-02-14 2015-07-30 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E. V. Encoding and decoding of pulse positions of tracks of an audio signal
MY159444A (en) 2011-02-14 2017-01-13 Fraunhofer-Gesellschaft Zur Forderung Der Angewandten Forschung E V Encoding and decoding of pulse positions of tracks of an audio signal
CN102959620B (zh) 2011-02-14 2015-05-13 弗兰霍菲尔运输应用研究公司 利用重迭变换的信息信号表示
PL2661745T3 (pl) 2011-02-14 2015-09-30 Fraunhofer Ges Forschung Urządzenie i sposób do ukrywania błędów w zunifikowanym kodowaniu mowy i audio
JP5890963B2 (ja) 2011-03-17 2016-03-22 富士通株式会社 データ保存プログラム及びデータ保存方法
RU2509437C1 (ru) * 2012-07-17 2014-03-10 Федеральное государственное унитарное предприятие "Государственный научно-исследовательский институт авиационных систем" Способ формирования целочисленных ортогональных декоррелирующих матриц заданных размеров для прямого и обратного декоррелирующего преобразования видеоизображений и устройство для его осуществления
WO2014126689A1 (en) 2013-02-14 2014-08-21 Dolby Laboratories Licensing Corporation Methods for controlling the inter-channel coherence of upmixed audio signals
WO2014126688A1 (en) 2013-02-14 2014-08-21 Dolby Laboratories Licensing Corporation Methods for audio signal transient detection and decorrelation control
TWI618050B (zh) 2013-02-14 2018-03-11 杜比實驗室特許公司 用於音訊處理系統中之訊號去相關的方法及設備
PL232466B1 (pl) * 2015-01-19 2019-06-28 Zylia Spolka Z Ograniczona Odpowiedzialnoscia Sposób kodowania, sposób dekodowania, koder oraz dekoder sygnału audio
CN108496221B (zh) 2016-01-26 2020-01-21 杜比实验室特许公司 自适应量化

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SE512719C2 (sv) * 1997-06-10 2000-05-02 Lars Gustaf Liljeryd En metod och anordning för reduktion av dataflöde baserad på harmonisk bandbreddsexpansion
US6301222B1 (en) * 1997-10-24 2001-10-09 Lucent Technologies Inc. Signal data transmission over lossy packet networks
US6345125B2 (en) * 1998-02-25 2002-02-05 Lucent Technologies Inc. Multiple description transform coding using optimal transforms of arbitrary dimension
US6330370B2 (en) * 1998-02-25 2001-12-11 Lucent Technologies Inc. Multiple description transform coding of images using optimal transforms of arbitrary dimension
US6253185B1 (en) * 1998-02-25 2001-06-26 Lucent Technologies Inc. Multiple description transform coding of audio using optimal transforms of arbitrary dimension
US6198412B1 (en) * 1999-01-20 2001-03-06 Lucent Technologies Inc. Method and apparatus for reduced complexity entropy coding
SE9903553D0 (sv) * 1999-01-27 1999-10-01 Lars Liljeryd Enhancing percepptual performance of SBR and related coding methods by adaptive noise addition (ANA) and noise substitution limiting (NSL)
US6556624B1 (en) * 1999-07-27 2003-04-29 At&T Corp. Method and apparatus for accomplishing multiple description coding for video
SE0001727L (sv) * 2000-05-10 2001-11-11 Global Ip Sound Ab Överföring över paketförmedlade nät
CN1672421A (zh) * 2002-07-31 2005-09-21 皇家飞利浦电子股份有限公司 采用混合预测码执行多描述运动补偿的方法和装置
US20040102968A1 (en) * 2002-08-07 2004-05-27 Shumin Tian Mulitple description coding via data fusion
KR101066051B1 (ko) * 2002-11-15 2011-09-20 퀄컴 인코포레이티드 다중 디스크립션 인코딩용 장치 및 방법
KR100923297B1 (ko) * 2002-12-14 2009-10-23 삼성전자주식회사 스테레오 오디오 부호화 방법, 그 장치, 복호화 방법 및그 장치

Also Published As

Publication number Publication date
ATE438174T1 (de) 2009-08-15
DE602006008185D1 (de) 2009-09-10
CN101371294B (zh) 2012-01-18
HK1120327A1 (en) 2009-03-27
US20070150272A1 (en) 2007-06-28
TWI395203B (zh) 2013-05-01
CN101371294A (zh) 2009-02-18
TW200729156A (en) 2007-08-01
US7536299B2 (en) 2009-05-19
EP1969593B1 (en) 2009-07-29
WO2007075230A1 (en) 2007-07-05
EP1969593A1 (en) 2008-09-17
JP2009520237A (ja) 2009-05-21

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