JP2002244926A5 - - Google Patents

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Publication number
JP2002244926A5
JP2002244926A5 JP2001039140A JP2001039140A JP2002244926A5 JP 2002244926 A5 JP2002244926 A5 JP 2002244926A5 JP 2001039140 A JP2001039140 A JP 2001039140A JP 2001039140 A JP2001039140 A JP 2001039140A JP 2002244926 A5 JP2002244926 A5 JP 2002244926A5
Authority
JP
Japan
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.)
Pending
Application number
JP2001039140A
Other languages
Japanese (ja)
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JP2002244926A (ja
Filing date
Publication date
Application filed filed Critical
Priority to JP2001039140A priority Critical patent/JP2002244926A/ja
Priority claimed from JP2001039140A external-priority patent/JP2002244926A/ja
Priority to US10/066,725 priority patent/US7493662B2/en
Priority to EP02003372A priority patent/EP1233414A3/en
Priority to KR1020020008055A priority patent/KR20020067657A/ko
Priority to CN021050716A priority patent/CN100407173C/zh
Publication of JP2002244926A publication Critical patent/JP2002244926A/ja
Publication of JP2002244926A5 publication Critical patent/JP2002244926A5/ja
Pending legal-status Critical Current

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JP2001039140A 2001-02-15 2001-02-15 データ無効化装置 Pending JP2002244926A (ja)

Priority Applications (5)

Application Number Priority Date Filing Date Title
JP2001039140A JP2002244926A (ja) 2001-02-15 2001-02-15 データ無効化装置
US10/066,725 US7493662B2 (en) 2001-02-15 2002-02-06 Data nullification device for nullifying digital content recorded on a recording medium, after the digital content has been reproduced, a predetermined time period has passed since the recording of the digital content, or the digital content has been moved to another recording medium
EP02003372A EP1233414A3 (en) 2001-02-15 2002-02-13 Data nullification device for nullifying digital content recorded on a recording medium
KR1020020008055A KR20020067657A (ko) 2001-02-15 2002-02-15 기록한 디지털 컨텐츠를 재생한 경우, 당해 기록으로부터일정시간을 경과한 경우 및 다른 기록매체로 이동하는경우 등으로, 당해 기록한 디지털 컨텐츠를 무효화하는데이터무효화장치
CN021050716A CN100407173C (zh) 2001-02-15 2002-02-19 使记录在一个记录介质上的数字内容无效的数据无效设备

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2001039140A JP2002244926A (ja) 2001-02-15 2001-02-15 データ無効化装置

Publications (2)

Publication Number Publication Date
JP2002244926A JP2002244926A (ja) 2002-08-30
JP2002244926A5 true JP2002244926A5 (enExample) 2008-02-07

Family

ID=18901995

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2001039140A Pending JP2002244926A (ja) 2001-02-15 2001-02-15 データ無効化装置

Country Status (5)

Country Link
US (1) US7493662B2 (enExample)
EP (1) EP1233414A3 (enExample)
JP (1) JP2002244926A (enExample)
KR (1) KR20020067657A (enExample)
CN (1) CN100407173C (enExample)

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