CN101371294B - 用于信号处理的方法与用于信号处理的设备 - Google Patents

用于信号处理的方法与用于信号处理的设备 Download PDF

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Publication number
CN101371294B
CN101371294B CN2006800526415A CN200680052641A CN101371294B CN 101371294 B CN101371294 B CN 101371294B CN 2006800526415 A CN2006800526415 A CN 2006800526415A CN 200680052641 A CN200680052641 A CN 200680052641A CN 101371294 B CN101371294 B CN 101371294B
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video signal
quantized
audio
transform
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CN101371294A (zh
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C·I·程
C·鲍尔
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Dolby Laboratories Licensing Corp
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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)
CN2006800526415A 2005-12-19 2006-11-16 用于信号处理的方法与用于信号处理的设备 Active CN101371294B (zh)

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

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CN101371294A CN101371294A (zh) 2009-02-18
CN101371294B true CN101371294B (zh) 2012-01-18

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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)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6253185B1 (en) * 1998-02-25 2001-06-26 Lucent Technologies Inc. Multiple description transform coding of audio using optimal transforms of arbitrary dimension
CN1525438A (zh) * 2002-12-14 2004-09-01 三星电子株式会社 立体声音频编码方法及装置，音频流解码方法及装置
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

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
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
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

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6253185B1 (en) * 1998-02-25 2001-06-26 Lucent Technologies Inc. Multiple description transform coding of audio using optimal transforms of arbitrary dimension
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
CN1525438A (zh) * 2002-12-14 2004-09-01 三星电子株式会社 立体声音频编码方法及装置，音频流解码方法及装置

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
Gerald Schuller et al.Robust Low-Delay Audio Coding Using Multiple Descriptions.《IEEE TRANSACTIONS ON SPEECH AND AUDIO PROCESSING》.2005,第13卷(第5期),第1014－1024页. *
Vivek K Goyal et al.Generalized Multiple Description Coding With Correlating Transforms.《IEEE TRANSACTIONS ON INFORMATION THEORY》.2001,第47卷(第6期),第2199-2224页. *

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Publication number Publication date
ATE438174T1 (de) 2009-08-15
DE602006008185D1 (de) 2009-09-10
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
JP4971357B2 (ja) 2012-07-11

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