发明公开
EP0309232A2 Optical information recording and reproducing apparatus
失效
Optisches Informationsaufzeichnungs und-wiedergabegerät。
- 专利标题: Optical information recording and reproducing apparatus
- 专利标题(中): Optisches Informationsaufzeichnungs und-wiedergabegerät。
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申请号: EP88308773.6申请日: 1988-09-21
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公开(公告)号: EP0309232A2公开(公告)日: 1989-03-29
- 发明人: Yoshida, Yoshio , Ogata, Nobuo , Ishii, Mitsuo , Kurata, Yukio , Nakata, Yasuo , Inoue, Teruaki
- 申请人: SHARP KABUSHIKI KAISHA
- 申请人地址: 22-22 Nagaike-cho Abeno-ku Osaka 545 JP
- 专利权人: SHARP KABUSHIKI KAISHA
- 当前专利权人: SHARP KABUSHIKI KAISHA
- 当前专利权人地址: 22-22 Nagaike-cho Abeno-ku Osaka 545 JP
- 代理机构: Brown, Kenneth Richard
- 优先权: JP236756/87 19870921
- 主分类号: G11B11/10
- IPC分类号: G11B11/10 ; G11B27/36
摘要:
An improved optical information recording and reproducing apparatus which is capable of detecting recording errors simultaneously with recording function for reduction of recording time, without requiring particular high accuracy for an optical system, and avoiding complication in the construction and consequent large size of the optical system.
公开/授权文献
- EP0309232B1 Optical information recording and reproducing apparatus 公开/授权日:1994-01-19
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