发明名称 |
Reproducing apparatus using an information recording medium wherein multi-bit digital information is represented by a shift amount of a pit edge |
摘要 |
Digital information is recorded with high density. Positions of a leading edge and a trailing edge of an information pit are shifted from a reference position indicated by a leading edge of a reference clock in a step-wise fashion in respond to digital data to be recorded.
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申请公布号 |
US5818805(A) |
申请公布日期 |
1998.10.06 |
申请号 |
US19950544338 |
申请日期 |
1995.10.17 |
申请人 |
SONY CORPORATION |
发明人 |
KOBAYASHI, SEIJI;OKAMURA, HIROSHIGE;YAMATSU, HISAYUKI;KASHIWAGI, TOSHIYUKI |
分类号 |
G11B7/005;G11B7/013;G11B7/09;G11B20/10;(IPC1-7):G11B5/09 |
主分类号 |
G11B7/005 |
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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