发明授权
- 专利标题: Semiconductor laser device
- 专利标题(中): 半导体激光器件
-
申请号: US523545申请日: 1990-05-15
-
公开(公告)号: US5043994A公开(公告)日: 1991-08-27
- 发明人: Kenji Ikeda , Kimio Shigihara
- 申请人: Kenji Ikeda , Kimio Shigihara
- 申请人地址: JPX
- 专利权人: Mitsubishi Denki Kabushiki Kaisha
- 当前专利权人: Mitsubishi Denki Kabushiki Kaisha
- 当前专利权人地址: JPX
- 优先权: JPX1-153188 19890615
- 主分类号: H01S5/00
- IPC分类号: H01S5/00 ; H01S5/125
摘要:
A semiconductor laser device having a relative wide active region and a distributed Bragg reflector facet wherein a relative high reflectance region one third of the active region width is centrally disposed on a surface of the laser through which light is emitted.
公开/授权文献
- US5844591A Multibeam laser recording apparatus 公开/授权日:1998-12-01
信息查询