发明名称 |
METHOD AND APPARATUS FOR CONTROLLING ACCESS TO STORAGE MEDIA |
摘要 |
In embodiments, a method and apparatus for controlling access to a storage medium, such as an optically readable medium. Light sensitive or other materials that are adapted to change state and affect reading of a storage medium are used to control access to data that may be stored on optical medium and/or to control use of the medium. |
申请公布号 |
US2008130460(A1) |
申请公布日期 |
2008.06.05 |
申请号 |
US20080028129 |
申请日期 |
2008.02.08 |
申请人 |
VERIFICATION TECHNOLOGIES, INC. |
发明人 |
SELINFREUND RICHARD H.;GOYETTE DONALD ROLAND;DREW JEFFREY M.;VIG RAKESH |
分类号 |
G11B7/00;G11B7/243;G11B7/246;G11B19/12;G11B20/00 |
主分类号 |
G11B7/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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