JP2012520481A5 - - Google Patents

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Publication number
JP2012520481A5
JP2012520481A5 JP2011553573A JP2011553573A JP2012520481A5 JP 2012520481 A5 JP2012520481 A5 JP 2012520481A5 JP 2011553573 A JP2011553573 A JP 2011553573A JP 2011553573 A JP2011553573 A JP 2011553573A JP 2012520481 A5 JP2012520481 A5 JP 2012520481A5
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JP
Japan
Prior art keywords
auxiliary data
audio signal
compressed audio
decoder
lsb bits
Prior art date
Legal status (The legal status 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 status listed.)
Ceased
Application number
JP2011553573A
Other languages
English (en)
Japanese (ja)
Other versions
JP2012520481A (ja
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Publication date
Application filed filed Critical
Priority claimed from PCT/IB2010/050955 external-priority patent/WO2010103442A1/en
Publication of JP2012520481A publication Critical patent/JP2012520481A/ja
Publication of JP2012520481A5 publication Critical patent/JP2012520481A5/ja
Ceased legal-status Critical Current

Links

JP2011553573A 2009-03-13 2010-03-05 補助データの埋め込み及び抽出 Ceased JP2012520481A (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP09155086.3 2009-03-13
EP09155086 2009-03-13
PCT/IB2010/050955 WO2010103442A1 (en) 2009-03-13 2010-03-05 Embedding and extracting ancillary data

Publications (2)

Publication Number Publication Date
JP2012520481A JP2012520481A (ja) 2012-09-06
JP2012520481A5 true JP2012520481A5 (enExample) 2013-04-18

Family

ID=42106066

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2011553573A Ceased JP2012520481A (ja) 2009-03-13 2010-03-05 補助データの埋め込み及び抽出

Country Status (8)

Country Link
US (1) US20110311063A1 (enExample)
EP (1) EP2406789A1 (enExample)
JP (1) JP2012520481A (enExample)
KR (1) KR20110138367A (enExample)
CN (1) CN102369573A (enExample)
RU (1) RU2531846C2 (enExample)
TW (1) TWI501220B (enExample)
WO (1) WO2010103442A1 (enExample)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9191516B2 (en) * 2013-02-20 2015-11-17 Qualcomm Incorporated Teleconferencing using steganographically-embedded audio data
KR101427756B1 (ko) * 2013-04-26 2014-08-08 주식회사 코아로직 멀티 채널의 오디오 신호 전송 방법 및 장치
WO2017150746A1 (ko) * 2016-02-29 2017-09-08 주식회사 트리니티랩 가청 주파수 대역 오디오 신호의 저전력용 정보 제공 및 스마트 기기 원격 제어 방법
CN110166784B (zh) * 2018-01-17 2021-11-23 重庆邮电大学 一种基于像素块的自适应图像纹理区隐写方法
US11159885B2 (en) * 2020-03-20 2021-10-26 Google Llc Optimized audio forwarding
WO2024024468A1 (ja) * 2022-07-25 2024-02-01 ソニーグループ株式会社 情報処理装置および方法、符号化装置、音声再生装置、並びにプログラム

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4430864C2 (de) * 1994-08-31 2003-04-30 Mayah Comm Gmbh Verfahren zum unbemerktem Übertragen und/oder Speichern von Zusatzinformationen innerhalb eines quellencodierten, datenreduzierten Audiosignals
WO1997033391A1 (de) * 1996-03-07 1997-09-12 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Codierverfahren zur einbringung eines nicht hörbaren datensignals in ein audiosignal, decodierverfahren, codierer udn decodierer
GB2340351B (en) * 1998-07-29 2004-06-09 British Broadcasting Corp Data transmission
JP4000543B2 (ja) * 1998-08-03 2007-10-31 ソニー株式会社 信号処理装置及び信号処理方法
EP1030290A3 (de) * 1999-02-17 2002-12-11 Frank Kurth Verfahren zum unbemerkten übertragen und/oder Speichern von Zusatzinformationen innerhalb eines Signals, insbesondere Audiosignals
DE19938095A1 (de) * 1999-08-12 2001-03-01 Fraunhofer Ges Forschung Verfahren und Vorrichtung zum Einbringen von Informationen in ein Audiosignal und Verfahren und Vorrichtung zum Ermitteln von in einem Audiosignal eingebrachten Informationen
US7188186B1 (en) * 1999-09-03 2007-03-06 Meyer Thomas W Process of and system for seamlessly embedding executable program code into media file formats such as MP3 and the like for execution by digital media player and viewing systems
US6748362B1 (en) * 1999-09-03 2004-06-08 Thomas W. Meyer Process, system, and apparatus for embedding data in compressed audio, image video and other media files and the like
HUP0200427A3 (en) * 1999-12-21 2002-07-29 Koninkl Philips Electronics Nv Embedding a first digital information signal into a second digital information signal for transmission via a transmission medium
GB0119569D0 (en) * 2001-08-13 2001-10-03 Radioscape Ltd Data hiding in digital audio broadcasting (DAB)
US7047187B2 (en) * 2002-02-27 2006-05-16 Matsushita Electric Industrial Co., Ltd. Method and apparatus for audio error concealment using data hiding
JP3915585B2 (ja) * 2002-04-23 2007-05-16 ヤマハ株式会社 データ生成方法、プログラム、記録媒体およびデータ生成装置
DE10321983A1 (de) * 2003-05-15 2004-12-09 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Vorrichtung und Verfahren zum Einbetten einer binären Nutzinformation in ein Trägersignal
DE102004046746B4 (de) * 2004-09-27 2007-03-01 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Verfahren zum Synchronisieren von Zusatzdaten und Basisdaten
SE0402650D0 (sv) * 2004-11-02 2004-11-02 Coding Tech Ab Improved parametric stereo compatible coding of spatial audio
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
WO2006126859A2 (en) * 2005-05-26 2006-11-30 Lg Electronics Inc. Method of encoding and decoding an audio signal
TWI467979B (zh) * 2006-07-31 2015-01-01 Qualcomm Inc 用於信號改變偵測之系統、方法及裝置
EP2144230A1 (en) * 2008-07-11 2010-01-13 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Low bitrate audio encoding/decoding scheme having cascaded switches

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