JP2012520481A - 補助データの埋め込み及び抽出 - Google Patents

補助データの埋め込み及び抽出 Download PDF

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Publication number
JP2012520481A
JP2012520481A JP2011553573A JP2011553573A JP2012520481A JP 2012520481 A JP2012520481 A JP 2012520481A JP 2011553573 A JP2011553573 A JP 2011553573A JP 2011553573 A JP2011553573 A JP 2011553573A JP 2012520481 A JP2012520481 A JP 2012520481A
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Japan
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auxiliary data
audio signal
compressed audio
lsb
bits
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Ceased
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JP2011553573A
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English (en)
Japanese (ja)
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JP2012520481A5 (enExample
Inventor
ボント フランシスクス エム ジェイ デ
アルノルドゥス ダブリュ ジェイ オーメン
エリク ジー ピー スハイゥエルス
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Koninklijke Philips NV
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Koninklijke Philips NV
Koninklijke Philips Electronics NV
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Application filed by Koninklijke Philips NV, Koninklijke Philips Electronics NV filed Critical Koninklijke Philips NV
Publication of JP2012520481A publication Critical patent/JP2012520481A/ja
Publication of JP2012520481A5 publication Critical patent/JP2012520481A5/ja
Ceased legal-status Critical Current

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    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/00086—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/00086—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy
    • G11B20/00884—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving a watermark, i.e. a barely perceptible transformation of the original data which can nevertheless be recognised by an algorithm

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  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Signal Processing (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Stereophonic System (AREA)
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 true JP2012520481A (ja) 2012-09-06
JP2012520481A5 JP2012520481A5 (enExample) 2013-04-18

Family

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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

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000049615A (ja) * 1998-08-03 2000-02-18 Sony Corp 信号処理装置、記録媒体及び信号処理方法
JP2002521739A (ja) * 1998-07-29 2002-07-16 ブリティッシュ・ブロードキャスティング・コーポレーション 音声データストリーム中への副データ挿入方法
JP2003509757A (ja) * 1999-09-03 2003-03-11 メイヤー，トーマス，ダブリュー デジタルコンピュータシステム
JP2003509913A (ja) * 1999-09-03 2003-03-11 メイヤー，トーマス，ダブリュー ディジタル情報の符号化
JP2007504513A (ja) * 2003-05-15 2007-03-01 フラウンホッファー−ゲゼルシャフト ツァ フェルダールング デァ アンゲヴァンテン フォアシュンク エー．ファオ キャリア信号にバイナリペイロードを埋込む装置および方法
JP2008514972A (ja) * 2004-09-27 2008-05-08 フラウンホッファー−ゲゼルシャフト ツァ フェルダールング デァ アンゲヴァンテン フォアシュンク エー．ファオ 付加データとベースデータとを同期させるための装置及び方法
JP2008519301A (ja) * 2004-11-02 2008-06-05 コーディング テクノロジーズ アクチボラゲット ステレオ互換性のあるマルチチャネルオーディオ符号化
JP2008542818A (ja) * 2005-05-26 2008-11-27 エルジー エレクトロニクス インコーポレイティド オーディオ信号の符号化及び復号化方法

Family Cites Families (11)

* 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
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
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
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
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

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002521739A (ja) * 1998-07-29 2002-07-16 ブリティッシュ・ブロードキャスティング・コーポレーション 音声データストリーム中への副データ挿入方法
JP2000049615A (ja) * 1998-08-03 2000-02-18 Sony Corp 信号処理装置、記録媒体及び信号処理方法
JP2003509757A (ja) * 1999-09-03 2003-03-11 メイヤー，トーマス，ダブリュー デジタルコンピュータシステム
JP2003509913A (ja) * 1999-09-03 2003-03-11 メイヤー，トーマス，ダブリュー ディジタル情報の符号化
JP2007504513A (ja) * 2003-05-15 2007-03-01 フラウンホッファー−ゲゼルシャフト ツァ フェルダールング デァ アンゲヴァンテン フォアシュンク エー．ファオ キャリア信号にバイナリペイロードを埋込む装置および方法
JP2008514972A (ja) * 2004-09-27 2008-05-08 フラウンホッファー−ゲゼルシャフト ツァ フェルダールング デァ アンゲヴァンテン フォアシュンク エー．ファオ 付加データとベースデータとを同期させるための装置及び方法
JP2008519301A (ja) * 2004-11-02 2008-06-05 コーディング テクノロジーズ アクチボラゲット ステレオ互換性のあるマルチチャネルオーディオ符号化
JP2008542818A (ja) * 2005-05-26 2008-11-27 エルジー エレクトロニクス インコーポレイティド オーディオ信号の符号化及び復号化方法

Also Published As

Publication number Publication date
CN102369573A (zh) 2012-03-07
KR20110138367A (ko) 2011-12-27
TW201040941A (en) 2010-11-16
RU2011141451A (ru) 2013-04-20
TWI501220B (zh) 2015-09-21
US20110311063A1 (en) 2011-12-22
WO2010103442A1 (en) 2010-09-16
EP2406789A1 (en) 2012-01-18
RU2531846C2 (ru) 2014-10-27

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