JP4106311B2 - 情報埋め込み装置、符号化装置、改ざん検出装置、その方法及び当該方法を実行するためのプログラムを記録した記録媒体 - Google Patents

情報埋め込み装置、符号化装置、改ざん検出装置、その方法及び当該方法を実行するためのプログラムを記録した記録媒体 Download PDF

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JP4106311B2
JP4106311B2 JP2003191847A JP2003191847A JP4106311B2 JP 4106311 B2 JP4106311 B2 JP 4106311B2 JP 2003191847 A JP2003191847 A JP 2003191847A JP 2003191847 A JP2003191847 A JP 2003191847A JP 4106311 B2 JP4106311 B2 JP 4106311B2
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image signal
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JP2004135265A (ja
JP2004135265A5 (enExample
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尚 井上
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Panasonic Corp
Panasonic Holdings Corp
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Panasonic Corp
Matsushita Electric Industrial Co Ltd
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  • Television Systems (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Compression Of Band Width Or Redundancy In Fax (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Image Processing (AREA)
  • Editing Of Facsimile Originals (AREA)
  • Facsimile Image Signal Circuits (AREA)
JP2003191847A 2002-08-09 2003-07-04 情報埋め込み装置、符号化装置、改ざん検出装置、その方法及び当該方法を実行するためのプログラムを記録した記録媒体 Expired - Fee Related JP4106311B2 (ja)

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JP2003191847A JP4106311B2 (ja) 2002-08-09 2003-07-04 情報埋め込み装置、符号化装置、改ざん検出装置、その方法及び当該方法を実行するためのプログラムを記録した記録媒体

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JP2002232398 2002-08-09
JP2003191847A JP4106311B2 (ja) 2002-08-09 2003-07-04 情報埋め込み装置、符号化装置、改ざん検出装置、その方法及び当該方法を実行するためのプログラムを記録した記録媒体

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JP2004135265A JP2004135265A (ja) 2004-04-30
JP2004135265A5 JP2004135265A5 (enExample) 2006-04-27
JP4106311B2 true JP4106311B2 (ja) 2008-06-25

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WO2006027823A1 (ja) * 2004-09-06 2006-03-16 Mitsubishi Denki Kabushiki Kaisha 電子透かし装置、認証処理装置、復号処理装置及び再量子化装置
JP4765990B2 (ja) * 2007-04-16 2011-09-07 日本ビクター株式会社 デジタルコンテンツデータの管理システム、管理方法及び利用装置
CN114677690B (zh) * 2022-03-29 2024-11-19 中科计算技术创新研究院 基于滑动窗口频域特征融合的文档篡改检测方法

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