发明授权
US5886972A Recording information in a phase change optical medium with a vertical
cavity surface emitting laser
失效
在具有垂直腔表面发射激光器的相变光学介质中记录信息
- 专利标题: Recording information in a phase change optical medium with a vertical cavity surface emitting laser
- 专利标题(中): 在具有垂直腔表面发射激光器的相变光学介质中记录信息
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申请号: US582244申请日: 1996-01-03
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公开(公告)号: US5886972A公开(公告)日: 1999-03-23
- 发明人: Wenbin Jiang , Michael S. Lebby
- 申请人: Wenbin Jiang , Michael S. Lebby
- 申请人地址: IL Schaumburg
- 专利权人: Motorola
- 当前专利权人: Motorola
- 当前专利权人地址: IL Schaumburg
- 主分类号: G11B7/0045
- IPC分类号: G11B7/0045 ; G11B7/125 ; H01S5/00 ; H01S5/028 ; H01S5/183 ; H01S3/19 ; G11B7/00
摘要:
An apparatus for changing the phase of an optical storage medium changeable between a reflective phase and a dispersive phase. The apparatus including a quasi-multimode vertical cavity surface emitting laser constructed to provide a laser beam in a square shaped mode, to be directed onto the storage medium.
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