JP4301035B2 - 再生時刻管理システム、再生時刻管理方法、再生装置、再生方法、記録媒体 - Google Patents

再生時刻管理システム、再生時刻管理方法、再生装置、再生方法、記録媒体 Download PDF

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Publication number
JP4301035B2
JP4301035B2 JP2004057062A JP2004057062A JP4301035B2 JP 4301035 B2 JP4301035 B2 JP 4301035B2 JP 2004057062 A JP2004057062 A JP 2004057062A JP 2004057062 A JP2004057062 A JP 2004057062A JP 4301035 B2 JP4301035 B2 JP 4301035B2
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time
reproduction
information
data
standard time
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JP2005250613A (ja
JP2005250613A5 (enExample
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浩二 芦崎
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Sony Corp
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Sony Corp
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Priority to JP2004057062A priority Critical patent/JP4301035B2/ja
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  • Storage Device Security (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
JP2004057062A 2004-03-02 2004-03-02 再生時刻管理システム、再生時刻管理方法、再生装置、再生方法、記録媒体 Expired - Fee Related JP4301035B2 (ja)

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JP2004057062A JP4301035B2 (ja) 2004-03-02 2004-03-02 再生時刻管理システム、再生時刻管理方法、再生装置、再生方法、記録媒体

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JP2004057062A JP4301035B2 (ja) 2004-03-02 2004-03-02 再生時刻管理システム、再生時刻管理方法、再生装置、再生方法、記録媒体

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JP2005250613A JP2005250613A (ja) 2005-09-15
JP2005250613A5 JP2005250613A5 (enExample) 2007-02-08
JP4301035B2 true JP4301035B2 (ja) 2009-07-22

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Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4742836B2 (ja) * 2005-12-07 2011-08-10 パナソニック株式会社 受信装置
JP4987562B2 (ja) * 2007-05-17 2012-07-25 シャープ株式会社 コンテンツ再生システム、端末装置およびコンテンツ再生方法
JP4947645B2 (ja) * 2007-05-17 2012-06-06 シャープ株式会社 コンテンツ再生システム、端末装置、再生端末装置、通信端末装置、サーバおよびコンテンツ再生方法
JP4986040B2 (ja) * 2007-05-17 2012-07-25 シャープ株式会社 コンテンツ再生システム、端末装置およびコンテンツ再生方法
US8869288B2 (en) 2007-06-08 2014-10-21 Sandisk Technologies Inc. Method for using time from a trusted host device
US8688588B2 (en) 2007-06-08 2014-04-01 Sandisk Technologies Inc. Method for improving accuracy of a time estimate used in digital rights management (DRM) license validation
US8688924B2 (en) 2007-06-08 2014-04-01 Sandisk Technologies Inc. Method for improving accuracy of a time estimate from a memory device
WO2008154307A2 (en) * 2007-06-08 2008-12-18 Sandisk Corporation Memory device with circuitry for improving accuracy of a time estimate and method for use therewith
CN101779207B (zh) * 2007-06-08 2013-10-02 桑迪士克科技股份有限公司 具有改善时间估计准确性电路的存储器器件及其使用方法
JP4564561B2 (ja) 2008-11-27 2010-10-20 株式会社東芝 時限管理装置および時限管理方法
US8448009B2 (en) 2009-08-17 2013-05-21 Sandisk Il Ltd. Method and memory device for generating a time estimate
JP2011081764A (ja) 2009-09-14 2011-04-21 Panasonic Corp コンテンツ受信機、コンテンツ再生機、コンテンツ再生システム、コンテンツ書き出し方法、視聴期限判定方法、プログラム、および記録媒体
JP7196485B2 (ja) * 2018-09-18 2022-12-27 富士フイルムビジネスイノベーション株式会社 情報処理装置及びライセンス認証システム
CN115134267B (zh) * 2022-07-27 2023-07-18 苏州浪潮智能科技有限公司 服务器时间同步方法、装置、计算机设备及介质

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