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    • 1. 发明授权
    • Process for the construction of semiconductor lasers and lasers obtained
by the process
    • 用于制造半导体激光器和工艺获得的激光的工艺
    • US5055422A
    • 1991-10-08
    • US543787
    • 1990-07-24
    • Claude WeisbuchBaudouin De CremouxJean P. Pocholle
    • Claude WeisbuchBaudouin De CremouxJean P. Pocholle
    • H01S5/00H01L33/00H01S5/042H01S5/10H01S5/18
    • H01S5/18H01L33/0062H01S5/10Y10S148/095
    • The present invention relates to processes for the construction of semiconductor lasers.The process according to the invention is essentially characterized in that it consists in forming a layer 1 of a laser semiconductor active medium, in forming an optical cavity 2 associated with this layer, in disposing, on at least a part of the surface of the layer, first 6 and second 7 layers of materials of impurities of opposite polarities, in causing diffusion into the active medium of at least a part of the two materials of impurities to form, in the first layer, a cylinder 8 axis substantially parallel to the axis of the optical cavity and formed of two semi-cylindrical half-shells 9, 10 of diffused impurities of opposite polarities, and in connecting two conductors 12 of the electrical energy respectively to the two half-shells.Application to the construction of a plurality of laser diodes on one and the same support substrate, to create a homogeneous and dense single laser beam.
    • PCT No.PCT / FR89 / 00062 Sec。 371日期1990年7月24日 102(e)日1990年7月24日PCT 1989年12月5日PCT公布。 出版物WO90 / 06608 日期:1990年6月14日。本发明涉及半导体激光器的构造方法。 根据本发明的方法的基本特征在于它包括在形成与该层相关联的光腔2中形成激光半导体活性介质的层1,在层的至少一部分表面上 ,第6层和第7层具有相反极性的杂质的材料,使第二层中的至少一部分杂质扩散到活性介质中,以在第一层中形成基本上平行于轴线的圆柱体8轴 并由两个具有相反极性的扩散杂质的半圆柱半壳9,10形成,并将两个电能的两个导体12分别连接到两个半壳上。 应用于在同一个支撑基板上构造多个激光二极管,以产生均匀且致密的单个激光束。