发明名称 |
Phase detected direct read during write |
摘要 |
<p>An optical recording system for recording data on an optical medium comprising: an optical source capable of providing at least one write pulse incident upon the optical medium; a direct read during write (DRDW) verification and control system within the optical source having a capability of measuring light reflected from the optical medium into a return beam aperture, the DRDW system including a plurality of detectors configured to receive light from different areas of the return aperture; and a comparison circuit for comparing light received in different portions of the return aperture. <IMAGE></p> |
申请公布号 |
EP0814461(A2) |
申请公布日期 |
1997.12.29 |
申请号 |
EP19970201732 |
申请日期 |
1997.06.07 |
申请人 |
EASTMAN KODAK COMPANY |
发明人 |
EASTMAN, CLARKE K.;HAJJAR, ROGER A.;GAGE, EDWARD C.;DOHMEIER, STEVEN C. |
分类号 |
G11B7/0045;G11B7/005;G11B7/13;(IPC1-7):G11B7/00;G11B7/12;G11B7/135 |
主分类号 |
G11B7/0045 |
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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