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公开(公告)号:US20150110144A1
公开(公告)日:2015-04-23
申请号:US14570975
申请日:2014-12-15
Inventor: Oh Kee KWON , Su Hwan OH , Young Ahn LEEM , O-Kyun KWON , Young-Tak HAN , Yongsoon BAEK , Yun C. CHUNG
IPC: H01S5/22
CPC classification number: H01S5/22 , B82Y20/00 , H01S5/1039 , H01S5/1225 , H01S5/1243 , H01S5/2213 , H01S5/222 , H01S5/2231 , H01S5/3213 , H01S5/34306
Abstract: A distributed feedback-laser diode may include a substrate, a lower cladding layer having a grating on the substrate, an active layer disposed on the lower cladding layer, a first upper cladding layer disposed on the active layer, a phase-shift region extending in a first direction on the first upper cladding layer, and a ridge waveguide layer extending in a second direction crossing the first direction on the phase-shift region.
Abstract translation: 分布式反馈激光二极管可以包括基板,在基板上具有光栅的下包层,设置在下包层上的有源层,设置在有源层上的第一上包层, 第一上包层上的第一方向,以及在相移区域上与第一方向交叉的第二方向延伸的脊波导层。