HK1149624A1 - Device and method for synchronizing multi-channel expansion data with an audio signal and for processing said audio signal - Google Patents

Device and method for synchronizing multi-channel expansion data with an audio signal and for processing said audio signal

Info

Publication number
HK1149624A1
HK1149624A1 HK11103905.5A HK11103905A HK1149624A1 HK 1149624 A1 HK1149624 A1 HK 1149624A1 HK 11103905 A HK11103905 A HK 11103905A HK 1149624 A1 HK1149624 A1 HK 1149624A1
Authority
HK
Hong Kong
Prior art keywords
audio signal
processing
expansion data
channel expansion
synchronizing multi
Prior art date
Application number
HK11103905.5A
Other languages
English (en)
Chinese (zh)
Inventor
Sebastian Scharrer
Wolfgang Fiesel
Jrg Pickel
Matthias Neusinger
Original Assignee
弗勞恩霍夫應用研究促進協會
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 弗勞恩霍夫應用研究促進協會 filed Critical 弗勞恩霍夫應用研究促進協會
Publication of HK1149624A1 publication Critical patent/HK1149624A1/xx

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
    • G10L19/008—Multichannel audio signal coding or decoding using interchannel correlation to reduce redundancy, e.g. joint-stereo, intensity-coding or matrixing
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04H—BROADCAST COMMUNICATION
    • H04H60/00—Arrangements for broadcast applications with a direct linking to broadcast information or broadcast space-time; Broadcast-related systems
    • H04H60/35—Arrangements for identifying or recognising characteristics with a direct linkage to broadcast information or to broadcast space-time, e.g. for identifying broadcast stations or for identifying users
    • H04H60/37—Arrangements for identifying or recognising characteristics with a direct linkage to broadcast information or to broadcast space-time, e.g. for identifying broadcast stations or for identifying users for identifying segments of broadcast information, e.g. scenes or extracting programme ID
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
    • H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
    • H04N21/233—Processing of audio elementary streams
    • H04N21/2335—Processing of audio elementary streams involving reformatting operations of audio signals, e.g. by converting from one coding standard to another
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S3/00—Systems employing more than two channels, e.g. quadraphonic
    • H04S3/008—Systems employing more than two channels, e.g. quadraphonic in which the audio signals are in digital form, i.e. employing more than two discrete digital channels
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M3/00—Conversion of analogue values to or from differential modulation
    • H03M3/30—Delta-sigma modulation
    • H03M3/38—Calibration
    • H03M3/386—Calibration over the full range of the converter, e.g. for correcting differential non-linearity
    • H03M3/388—Calibration over the full range of the converter, e.g. for correcting differential non-linearity by storing corrected or correction values in one or more digital look-up tables

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Multimedia (AREA)
  • Acoustics & Sound (AREA)
  • Mathematical Physics (AREA)
  • Computational Linguistics (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Reverberation, Karaoke And Other Acoustics (AREA)
HK11103905.5A 2008-02-14 2011-04-19 Device and method for synchronizing multi-channel expansion data with an audio signal and for processing said audio signal HK1149624A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102008009024A DE102008009024A1 (de) 2008-02-14 2008-02-14 Vorrichtung und Verfahren zum synchronisieren von Mehrkanalerweiterungsdaten mit einem Audiosignal und zum Verarbeiten des Audiosignals
PCT/EP2009/000918 WO2009100876A1 (fr) 2008-02-14 2009-02-10 Dispositif et procédé pour synchroniser des données d’extension à plusieurs canaux avec un signal audio et pour traiter le signal audio

Publications (1)

Publication Number Publication Date
HK1149624A1 true HK1149624A1 (en) 2011-10-07

Family

ID=40521333

Family Applications (1)

Application Number Title Priority Date Filing Date
HK11103905.5A HK1149624A1 (en) 2008-02-14 2011-04-19 Device and method for synchronizing multi-channel expansion data with an audio signal and for processing said audio signal

Country Status (7)

Country Link
US (2) US8676364B2 (fr)
EP (1) EP2240929B1 (fr)
JP (1) JP5461437B2 (fr)
CN (2) CN101952885B (fr)
DE (1) DE102008009024A1 (fr)
HK (1) HK1149624A1 (fr)
WO (1) WO2009100876A1 (fr)

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CN101959191B (zh) * 2010-09-25 2012-12-26 华中科技大学 一种无线网络安全认证方法及其系统
EP2458890B1 (fr) * 2010-11-29 2019-01-23 Nagravision S.A. Procédé de suivi de contenu vidéo traité par un décodeur
EP2464146A1 (fr) * 2010-12-10 2012-06-13 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Appareil et procédé de décomposition d'un signal d'entrée à l'aide d'une courbe de référence pré-calculée
CA2880028C (fr) * 2012-08-03 2019-04-30 Thorsten Kastner Decodeur et procede destine a un concept generalise d'informations parametriques spatiales de codage d'objets audio pour des cas de mixage reducteur/elevateur multicanaux
US20140136596A1 (en) * 2012-11-09 2014-05-15 Yahoo! Inc. Method and system for capturing audio of a video to display supplemental content associated with the video
US9093064B2 (en) 2013-03-11 2015-07-28 The Nielsen Company (Us), Llc Down-mixing compensation for audio watermarking
CA3211308A1 (fr) 2013-05-24 2014-11-27 Dolby International Ab Codage de scenes audio
US9666198B2 (en) 2013-05-24 2017-05-30 Dolby International Ab Reconstruction of audio scenes from a downmix
DE102014211899A1 (de) * 2014-06-20 2015-12-24 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Vorrichtung und Verfahren zum Kopiergeschützten Erzeugen und Abspielen einer Wellenfeldsynthese-Audiodarstellung
CN107925794B (zh) * 2015-09-07 2021-02-09 索尼公司 发送设备、发送方法、接收设备和接收方法
GB2546963B (en) * 2015-12-23 2020-10-21 Law Malcolm Transparent lossless audio watermarking enhancement
CN105741857B (zh) * 2016-04-14 2019-06-14 北京工业大学 一种音调序列的鲁棒阶跃规整方法
EP3249646B1 (fr) * 2016-05-24 2019-04-17 Dolby Laboratories Licensing Corp. Mesure et verification de l'alimentation temporelle de multiples canaux audio et metadottes associées
US10015612B2 (en) 2016-05-25 2018-07-03 Dolby Laboratories Licensing Corporation Measurement, verification and correction of time alignment of multiple audio channels and associated metadata
US10242680B2 (en) 2017-06-02 2019-03-26 The Nielsen Company (Us), Llc Methods and apparatus to inspect characteristics of multichannel audio
IT201800005091A1 (it) * 2018-05-04 2019-11-04 "Procedimento per monitorare lo stato di funzionamento di una stazione di lavorazione, relativo sistema di monitoraggio e prodotto informatico"
CN111816195B (zh) * 2020-07-03 2023-09-15 杭州秀秀科技有限公司 一种音频可逆隐写方法、秘密信息提取及载体音频恢复方法
US11283586B1 (en) 2020-09-05 2022-03-22 Francis Tiong Method to estimate and compensate for clock rate difference in acoustic sensors

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7461002B2 (en) * 2001-04-13 2008-12-02 Dolby Laboratories Licensing Corporation Method for time aligning audio signals using characterizations based on auditory events
EP1504445B1 (fr) * 2002-04-25 2008-08-20 Landmark Digital Services LLC Appariement de formes audio robuste et invariant
DE602004008936T2 (de) * 2003-07-25 2008-06-19 Koninklijke Philips Electronics N.V. Verfahren und einrichtung zur erzeugung und erkennung von fingerabdrücken zur synchronisierung von audio und video
EP1779703A1 (fr) * 2004-08-12 2007-05-02 Koninklijke Philips Electronics N.V. Selection de source audio
DE102004046746B4 (de) * 2004-09-27 2007-03-01 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Verfahren zum Synchronisieren von Zusatzdaten und Basisdaten
JP5017121B2 (ja) * 2004-11-30 2012-09-05 アギア システムズ インコーポレーテッド 外部的に供給されるダウンミックスとの空間オーディオのパラメトリック・コーディングの同期化
DE102005014477A1 (de) * 2005-03-30 2006-10-12 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Vorrichtung und Verfahren zum Erzeugen eines Datenstroms und zum Erzeugen einer Multikanal-Darstellung
US7516074B2 (en) 2005-09-01 2009-04-07 Auditude, Inc. Extraction and matching of characteristic fingerprints from audio signals
GB2431837A (en) 2005-10-28 2007-05-02 Sony Uk Ltd Audio processing
WO2007109531A2 (fr) * 2006-03-17 2007-09-27 University Of Rochester Système de synchronisation par marque numérique et procédé pour intégrer dans des caractéristiques tolérantes aux erreurs des estimations de caractéristiques au niveau du récepteur
CN101473653B (zh) * 2006-06-13 2011-11-16 皇家飞利浦电子股份有限公司 用于识别并同步视频的指纹、器件、方法
CA2717723C (fr) * 2008-03-05 2016-10-18 The Nielsen Company (Us), Llc Procedes et appareils de generation de signatures

Also Published As

Publication number Publication date
JP2011512555A (ja) 2011-04-21
DE102008009024A1 (de) 2009-08-27
EP2240929B1 (fr) 2014-12-24
CN101952885B (zh) 2013-04-03
US20140156288A1 (en) 2014-06-05
CN102779519B (zh) 2016-01-20
WO2009100876A1 (fr) 2009-08-20
EP2240929A1 (fr) 2010-10-20
US8676364B2 (en) 2014-03-18
US9424853B2 (en) 2016-08-23
CN101952885A (zh) 2011-01-19
CN102779519A (zh) 2012-11-14
JP5461437B2 (ja) 2014-04-02
US20110022206A1 (en) 2011-01-27

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