| 发明名称 |
MATERIAL FOR OPTICAL MEDIUM COPY-PROTECTION TRANSIENTLY REACTING TO READER BEAM |
| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide an copy-protected optical medium using an optical state change protection material, and an excellent method for protecting copy. <P>SOLUTION: There are provided a method and system for providing copy-protected optical medium using transient optical state change security materials capable of changing an optical state and software code to detect such change in the optical state. <P>COPYRIGHT: (C)2008,JPO&INPIT |
| 申请公布号 |
JP2008176925(A) |
申请公布日期 |
2008.07.31 |
| 申请号 |
JP20080099966 |
申请日期 |
2008.04.08 |
| 申请人 |
VERIFICATION TECHNOLOGIES INC |
发明人 |
SELINFREUND RICHARD H;GERBER SCOTT;GOYETTE DONALD R;COLANDREO MICHAEL;VIG RAKESH;LI JUNZHONG;COOK EWELL;TURNER TOMEKO |
| 分类号 |
C07D279/18;B29D11/00;G11B7/00;G11B7/004;G11B7/005;G11B7/007;G11B7/013;G11B7/258;G11B7/26;G11B20/00;G11B23/28 |
主分类号 |
C07D279/18 |
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