发明名称 MEIO DE GRAVACAO OPTICA DE INFORMACAO
摘要 <p>An optical information recording medium comprising: a light transmitting substrate (1); a light absorptive layer (2) overlaying the substrate to absorb a laser beam; and a light reflective layer (3) overlaying the light absorptive layer, wherein said substrate has a surface layer, adjacent to the light absorptive layer, which is deformable by energy generated upon absorption of the laser beam by the light absorptive layer, to form optically readable pits.</p>
申请公布号 PT91310(A) 申请公布日期 1990.02.08
申请号 PT19890091310 申请日期 1989.07.28
申请人 TAIYO YUDEN CO., LTD. 发明人 EMIKO HAMADA;YUJI ARAI;YUAKI SHIN;TAKASHI ISHIGURO
分类号 G11B7/007;G11B7/24;(IPC1-7):G11B7/00 主分类号 G11B7/007
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