JP5175494B2 - 暗号化コンテンツ編集方法およびコンテンツ管理装置 - Google Patents

暗号化コンテンツ編集方法およびコンテンツ管理装置 Download PDF

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JP5175494B2
JP5175494B2 JP2007184177A JP2007184177A JP5175494B2 JP 5175494 B2 JP5175494 B2 JP 5175494B2 JP 2007184177 A JP2007184177 A JP 2007184177A JP 2007184177 A JP2007184177 A JP 2007184177A JP 5175494 B2 JP5175494 B2 JP 5175494B2
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JP2009020401A (ja
JP2009020401A5 (enExample
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睦 下田
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Hitachi Ltd
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Hitachi Ltd
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  • Television Signal Processing For Recording (AREA)
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JP2007184177A 2007-07-13 2007-07-13 暗号化コンテンツ編集方法およびコンテンツ管理装置 Active JP5175494B2 (ja)

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JP2007184177A JP5175494B2 (ja) 2007-07-13 2007-07-13 暗号化コンテンツ編集方法およびコンテンツ管理装置

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JP2007184177A JP5175494B2 (ja) 2007-07-13 2007-07-13 暗号化コンテンツ編集方法およびコンテンツ管理装置

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JP2009020401A JP2009020401A (ja) 2009-01-29
JP2009020401A5 JP2009020401A5 (enExample) 2010-04-15
JP5175494B2 true JP5175494B2 (ja) 2013-04-03

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Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5631251B2 (ja) * 2011-03-31 2014-11-26 株式会社日立ソリューションズ 情報漏洩防止方法
JP6246698B2 (ja) * 2014-10-31 2017-12-13 株式会社東芝 送信システム、メッセージ認証コード生成装置及び受信装置

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH11331803A (ja) * 1998-05-12 1999-11-30 Toshiba Corp 暗号化方法、暗号化装置、およびデジタルコンテンツ再生装置
WO2000074059A1 (en) * 1999-05-28 2000-12-07 Matsushita Electric Industrial Co., Ltd. A semiconductor memory card, playback apparatus, recording apparatus, playback method, recording method, and computer-readable recording medium
JP3974443B2 (ja) * 2002-04-18 2007-09-12 株式会社ケンウッド 記録再生装置および記録再生方法
JP2004348778A (ja) * 2003-05-20 2004-12-09 Alpine Electronics Inc 再生装置、曲データの再生方法及び曲データ再生プログラム
JP4336957B2 (ja) * 2003-09-30 2009-09-30 日本電気株式会社 トランスポートストリームの暗号化装置及び編集装置並びにこれらの方法
JP4984585B2 (ja) * 2005-04-15 2012-07-25 ソニー株式会社 情報処理装置、および情報処理方法、並びにコンピュータ・プログラム
JP4792876B2 (ja) * 2005-08-30 2011-10-12 株式会社日立製作所 情報処理装置及び情報処理方法
JP2007110247A (ja) * 2005-10-11 2007-04-26 Canon Inc 記録装置及び記録方法

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