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    • 6. 发明授权
    • Laser light source
    • 激光光源
    • US08306084B2
    • 2012-11-06
    • US12809849
    • 2008-12-16
    • Wolfgang ReillSoenke TautzPeter BrickUwe Strauss
    • Wolfgang ReillSoenke TautzPeter BrickUwe Strauss
    • H01S5/00
    • H01S5/22H01S5/1017H01S5/1064H01S5/4031
    • A laser light source comprises, in particular, a semiconductor layer sequence (10) having an active layer having at least two active regions (45) which are suitable for emitting electromagnetic radiation during operation via a side area of the semiconductor layer sequence (10) along an emission direction (90), said side area being embodied as a radiation coupling-out area (12), a respective electrical contact area (30) above each of the at least two active regions (45) on a main surface (14) of the semiconductor layer sequence (10), and a surface structure in the main surface (14) of the semiconductor layer sequence (10), wherein the at least two active regions (45) are arranged in a manner spaced apart from one another in the active layer (40) transversely with respect to the emission direction (90), each of the electrical contact areas (30) has a first partial region (31) and a second partial region (32) having a width that increases along the emission direction (90) toward the radiation coupling-out area (12), the surface structure has, between the at least two electrical contact areas (30), at least one first depression (6) along the emission direction (90) and also second depressions (7), and the first partial regions (31) of the electrical contact areas (30) are in each case arranged between at least two second depressions (7).
    • 特别地,激光源包括具有活性层的半导体层序列(10),所述活性层具有至少两个有效区域(45),所述至少两个有源区域(45)适合于在操作期间通过半导体层序列(10)的侧面区域发射电磁辐射, 沿着发射方向(90),所述侧面区域被实施为辐射耦合区域(12),在主表面(14)上的至少两个有源区域(45)上方的相应的电接触区域(30) )和半导体层序列(10)的主表面(14)中的表面结构,其中所述至少两个有源区(45)以彼此间隔开的方式布置 在相对于发射方向(90)横向的有源层(40)中,每个电接触区域(30)具有第一部分区域(31)和第二部分区域(32),其宽度沿着 发射方向(90)朝向辐射 所述表面结构在所述至少两个电接触区域(30)之间具有沿着所述发射方向(90)的至少一个第一凹陷(6)以及所述第二凹陷(7),以及 电接触区域(30)的第一部分区域(31)分别布置在至少两个第二凹陷部分(7)之间。
    • 8. 发明申请
    • Laser Light Source
    • 激光光源
    • US20110051766A1
    • 2011-03-03
    • US12809849
    • 2008-12-16
    • Wolfgang ReillSoenke TautzPeter BrickUwe Strauss
    • Wolfgang ReillSoenke TautzPeter BrickUwe Strauss
    • H01S5/10
    • H01S5/22H01S5/1017H01S5/1064H01S5/4031
    • A laser light source comprises, in particular, a semiconductor layer sequence (10) having an active layer having at least two active regions (45) which are suitable for emitting electromagnetic radiation during operation via a side area of the semiconductor layer sequence (10) along an emission direction (90), said side area being embodied as a radiation coupling-out area (12), a respective electrical contact area (30) above each of the at least two active regions (45) on a main surface (14) of the semiconductor layer sequence (10), and a surface structure in the main surface (14) of the semiconductor layer sequence (10), wherein the at least two active regions (45) are arranged in a manner spaced apart from one another in the active layer (40) transversely with respect to the emission direction (90), each of the electrical contact areas (30) has a first partial region (31) and a second partial region (32) having a width that increases along the emission direction (90) toward the radiation coupling-out area (12), the surface structure has, between the at least two electrical contact areas (30), at least one first depression (6) along the emission direction (90) and also second depressions (7), and the first partial regions (31) of the electrical contact areas (30) are in each case arranged between at least two second depressions (7).
    • 特别地,激光源包括具有活性层的半导体层序列(10),所述活性层具有至少两个有效区域(45),所述至少两个有源区域(45)适合于在操作期间通过半导体层序列(10)的侧面区域发射电磁辐射, 沿着发射方向(90),所述侧面区域被实施为辐射耦合区域(12),在主表面(14)上的至少两个有源区域(45)上方的相应的电接触区域(30) )和半导体层序列(10)的主表面(14)中的表面结构,其中所述至少两个有源区(45)以彼此间隔开的方式布置 在相对于发射方向(90)横向的有源层(40)中,每个电接触区域(30)具有第一部分区域(31)和第二部分区域(32),其宽度沿着 发射方向(90)朝向辐射 所述表面结构在所述至少两个电接触区域(30)之间具有沿着所述发射方向(90)的至少一个第一凹陷(6)以及所述第二凹陷(7),以及 电接触区域(30)的第一部分区域(31)分别布置在至少两个第二凹陷部分(7)之间。