Invention Grant
- Patent Title: Optical semiconductor device
- Patent Title (中): 光半导体器件
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Application No.: US13780651Application Date: 2013-02-28
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Publication No.: US08780949B2Publication Date: 2014-07-15
- Inventor: Kazuhisa Takagi
- Applicant: Kazuhisa Takagi
- Applicant Address: JP Tokyo
- Assignee: Mitsubishi Electric Corporation
- Current Assignee: Mitsubishi Electric Corporation
- Current Assignee Address: JP Tokyo
- Agency: Leydig, Voit & Mayer, Ltd.
- Priority: JP2012-142246 20120625
- Main IPC: H01S3/10
- IPC: H01S3/10 ; H01S5/00 ; H01S5/22 ; H01S5/026 ; H01S5/065 ; H01S5/40 ; H01S5/343 ; H01S5/12
Abstract:
An optical semiconductor device includes: a semiconductor substrate; a semiconductor laser part on the semiconductor substrate and having a vertical ridge; and an optical modulator part on the semiconductor substrate, having an inverted-mesa ridge, and modulating light emitted by the semiconductor laser part.
Public/Granted literature
- US20130343417A1 OPTICAL SEMICONDUCTOR DEVICE AND METHOD FOR MANUFACTURING THE SAME Public/Granted day:2013-12-26
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