发明名称 |
Optical recording medium structure with a memory chip for use in a compact disc-read only memory, compact disc, video compact disc, digital video disc or others |
摘要 |
Structure (10) includes optical recording medium with inner and outer peripheries (12a,12b), printed surface (16), inner ring (14), memory chip (20) and antenna structure (22). Chip records information on manufacturer, seller, protective key etc. required by users. Information can be transmitted to external structure through antenna structure and chip can be compressed between upper and lower discs in double-sided recording DVD. AN Independent claim is included for a method for protecting an optical recording medium. |
申请公布号 |
DE19920449(A1) |
申请公布日期 |
2000.11.09 |
申请号 |
DE1999120449 |
申请日期 |
1999.05.04 |
申请人 |
SILVER READER INC., SHICHIH |
发明人 |
YAO, SHENG-YUEH |
分类号 |
G06K19/077;G11B7/24;G11B23/30;G11B23/32;(IPC1-7):G11B23/30 |
主分类号 |
G06K19/077 |
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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