发明名称 |
OPTICALLY READABLE RECORD CARRIER AND READER |
摘要 |
A record carrier is described in which information is recorded in an optically readable information structure comprising trackwise arranged information areas; as well as an apparatus for reading said record carrier. By arranging the adjacent information track portions on different slopes the track spacing can be reduced without increasing crosstalk. |
申请公布号 |
AU534699(B2) |
申请公布日期 |
1984.02.09 |
申请号 |
AU19800062707 |
申请日期 |
1980.09.25 |
申请人 |
PHILIPS: GLOEILAMPENFABRIEKEN, N.V. |
发明人 |
JAN GERARD DIL |
分类号 |
G11B7/00;G11B7/004;G11B7/005;G11B7/007;G11B7/013;G11B7/09;G11B7/12;G11B7/135;G11B7/24;(IPC1-7):G06K7/14 |
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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