Invention Grant
- Patent Title: Semiconductor optical integrated circuit
- Patent Title (中): 半导体光集成电路
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Application No.: US10739068Application Date: 2003-12-19
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Publication No.: US07177337B2Publication Date: 2007-02-13
- Inventor: Kazuhisa Takagi
- Applicant: Kazuhisa Takagi
- Applicant Address: JP Tokyo
- Assignee: Mitsubishi Denki Kabushiki Kaisha
- Current Assignee: Mitsubishi Denki Kabushiki Kaisha
- Current Assignee Address: JP Tokyo
- Agency: Leydig, Voit and Mayer, Ltd.
- Priority: JP2003-079980 20030324
- Main IPC: H01S3/03
- IPC: H01S3/03
Abstract:
A semiconductor optical integrated circuit includes: a semiconductor substrate; a light reflecting portion and a gain region, on the semiconductor substrate; a first optical waveguide connecting the reflecting portion and the gain region; and a second optical waveguide in conjunction with the first optical waveguide and having a larger optical absorptance than the first optical waveguide.
Public/Granted literature
- US20040190126A1 Semiconductor optical integrated circuit Public/Granted day:2004-09-30
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