KR20110138367A - 보조 데이터의 삽입 및 추출 - Google Patents

보조 데이터의 삽입 및 추출 Download PDF

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Publication number
KR20110138367A
KR20110138367A KR1020117023854A KR20117023854A KR20110138367A KR 20110138367 A KR20110138367 A KR 20110138367A KR 1020117023854 A KR1020117023854 A KR 1020117023854A KR 20117023854 A KR20117023854 A KR 20117023854A KR 20110138367 A KR20110138367 A KR 20110138367A
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KR
South Korea
Prior art keywords
auxiliary data
audio signal
compressed audio
data
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
KR1020117023854A
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English (en)
Korean (ko)
Inventor
프란시스쿠스 엠. 예. 데 본트
아르놀뒤스 베. 예. 우멘
에릭 헤. 빼. 쉐이에르스
Original Assignee
코닌클리케 필립스 일렉트로닉스 엔.브이.
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Application filed by 코닌클리케 필립스 일렉트로닉스 엔.브이. filed Critical 코닌클리케 필립스 일렉트로닉스 엔.브이.
Publication of KR20110138367A publication Critical patent/KR20110138367A/ko
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)
KR1020117023854A 2009-03-13 2010-03-05 보조 데이터의 삽입 및 추출 Ceased KR20110138367A (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP09155086.3 2009-03-13
EP09155086 2009-03-13

Publications (1)

Publication Number Publication Date
KR20110138367A true KR20110138367A (ko) 2011-12-27

Family

ID=42106066

Family Applications (1)

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KR1020117023854A Ceased KR20110138367A (ko) 2009-03-13 2010-03-05 보조 데이터의 삽입 및 추출

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)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2017150746A1 (ko) * 2016-02-29 2017-09-08 주식회사 트리니티랩 가청 주파수 대역 오디오 신호의 저전력용 정보 제공 및 스마트 기기 원격 제어 방법

Families Citing this family (5)

* 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
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

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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

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2017150746A1 (ko) * 2016-02-29 2017-09-08 주식회사 트리니티랩 가청 주파수 대역 오디오 신호의 저전력용 정보 제공 및 스마트 기기 원격 제어 방법

Also Published As

Publication number Publication date
CN102369573A (zh) 2012-03-07
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
JP2012520481A (ja) 2012-09-06
RU2531846C2 (ru) 2014-10-27

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