发明授权
- 专利标题: Optical recording medium
- 专利标题(中): 光记录介质
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申请号: US532127申请日: 1990-06-04
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公开(公告)号: US5026623A公开(公告)日: 1991-06-25
- 发明人: Hiroyuki Imataki , Mizuho Hiraoka , Yoshihiro Ogawa , Hitoshi Yoshino , Sachiko Ichikawa , Seijiro Kato
- 申请人: Hiroyuki Imataki , Mizuho Hiraoka , Yoshihiro Ogawa , Hitoshi Yoshino , Sachiko Ichikawa , Seijiro Kato
- 申请人地址: JPX Tokyo
- 专利权人: Canon Kabushiki Kaisha
- 当前专利权人: Canon Kabushiki Kaisha
- 当前专利权人地址: JPX Tokyo
- 优先权: JPX61-89954 19860421; JPX61-89955 19860421; JPX61-89956 19860421; JPX61-93227 19860424
- 主分类号: G11B7/24
- IPC分类号: G11B7/24 ; G11B7/243 ; G11B7/244 ; G11B7/245 ; G11B7/246 ; G11B7/251 ; G11B7/252 ; G11B7/258
摘要:
An optical recording medium for performing writing and reading on a pit by use of a light of beam comprises an optical recording layer comprising a porous layer.
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