Invention Grant
- Patent Title: Gain-clamped semiconductor optical amplifier
- Patent Title (中): 增益钳位半导体光放大器
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Application No.: US10548880Application Date: 2003-12-26
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Publication No.: US08503072B2Publication Date: 2013-08-06
- Inventor: Hiroshi Hatakeyama
- Applicant: Hiroshi Hatakeyama
- Applicant Address: JP Tokyo
- Assignee: NEC Corporation
- Current Assignee: NEC Corporation
- Current Assignee Address: JP Tokyo
- Agency: Sughrue Mion, PLLC
- Priority: JP2003-070075 20030314
- International Application: PCT/JP03/16950 WO 20031226
- Main IPC: H01S4/00
- IPC: H01S4/00
Abstract:
A gain-clamped semiconductor optical amplifier according to the present invention has a pair of DBR areas 2, 3 disposed in sandwiching relation to gain area 1 for amplifying guided light. A portion of a waveguide of gain area 1 comprises MMI waveguide 11.
Public/Granted literature
- US20110149381A1 Gain-clamped semiconductor optical amplifier Public/Granted day:2011-06-23
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