发明授权
- 专利标题: Optical semiconductor device
- 专利标题(中): 光半导体器件
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申请号: US800250申请日: 1991-11-29
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公开(公告)号: US5253264A公开(公告)日: 1993-10-12
- 发明人: Nobuo Suzuki , Yuzo Hirayama , Masaaki Onomura
- 申请人: Nobuo Suzuki , Yuzo Hirayama , Masaaki Onomura
- 申请人地址: JPX Kawasaki
- 专利权人: Kabushiki Kaisha Toshiba
- 当前专利权人: Kabushiki Kaisha Toshiba
- 当前专利权人地址: JPX Kawasaki
- 优先权: JPX2-325208 19901129; JPX3-90007 19910328
- 主分类号: H01S5/06
- IPC分类号: H01S5/06 ; H01S5/062 ; H01S5/12 ; H01S5/20 ; H01S5/22 ; H01S5/227 ; H01S5/343 ; H01S3/19
摘要:
A semiconductor laser of multiple quantum well structure includes a multiple quantum well active layer having a well layer of In.sub.x Ga.sub.1-x As (0
公开/授权文献
- US5768340A X-ray examination apparatus with x-ray filter 公开/授权日:1998-06-16
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