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    • 2. 发明申请
    • EDGE EMITTING SEMICONDUCTOR LASER
    • 边缘发射半导体激光
    • US20120250717A1
    • 2012-10-04
    • US13503661
    • 2010-08-25
    • Christian LauerAlvaro Gomez-Iglesias
    • Christian LauerAlvaro Gomez-Iglesias
    • H01S5/028
    • H01S5/0655H01S5/02284H01S5/0425H01S5/10H01S5/1082H01S5/2004H01S5/2018H01S5/2036H01S5/2081H01S5/2086H01S5/209H01S5/3211H01S5/3213H01S5/323H01S5/4031H01S2301/166H01S2301/176H01S2301/18
    • An edge emitting semiconductor laser includes a semiconductor body including a waveguide region, wherein the waveguide region includes a first waveguide layer, a second waveguide layer and an active layer arranged between the first waveguide layer and the second waveguide layer and generates laser radiation, the waveguide region is arranged between a first cladding layer and a second cladding layer disposed downstream of the waveguide region in a growth direction of the semiconductor body, a phase structure for selection of lateral modes of the laser radiation emitted by the active layer is formed in the semiconductor body, wherein the phase structure comprises at least one cutout extending from a top side of the semiconductor body into the second cladding layer, at least one first intermediate layer comprising a semiconductor material different from the semiconductor material of the second cladding layer is embedded into the second cladding layer, and the cutout extends from a top side of the semiconductor body at least partly into the first intermediate layer.
    • 边缘发射半导体激光器包括:包括波导区域的半导体本体,其中波导区域包括布置在第一波导层和第二波导层之间的第一波导层,第二波导层和有源层,并产生激光辐射,波导 区域布置在第一包层和设置在半导体主体的生长方向的波导区域下游的第二包层之间,在半导体中形成用于选择由有源层发射的激光辐射的横向模式的相位结构 其中所述相结构包括从所述半导体主体的顶侧延伸到所述第二覆层中的至少一个切口,包括不同于所述第二覆层的半导体材料的半导体材料的至少一个第一中间层嵌入 第二包覆层,并且切口从顶部延伸 e至少部分地进入第一中间层。