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    • 3. 发明授权
    • Vertical cavity surface emitting laser having continuous grading
    • 具有连续分级的垂直腔表面发射激光
    • US5530715A
    • 1996-06-25
    • US346559
    • 1994-11-29
    • Chan-Long ShiehMichael S. LebbyHsing-Chung LeePiotr Grodzinski
    • Chan-Long ShiehMichael S. LebbyHsing-Chung LeePiotr Grodzinski
    • H01S5/00H01S5/183H01S3/08
    • H01S5/183B82Y20/00H01S5/3054H01S5/3215H01S5/34313
    • A first stack of distributed Bragg mirrors having alternating layers of aluminum gallium arsenide differing in concentrations of an aluminum are disposed on a surface of a substrate with a first plurality of continuous gradient layers positioned between the alternating layers of differing aluminum concentrations to dynamically move the aluminum concentration from one of the alternating layer to another alternating layers. A first cladding region is disposed on the first stack of distributed Bragg mirrors. An active region is disposed on the first cladding region with a second cladding region being dispose on the active region. A second stack of distributed Bragg mirrors having alternating layers of aluminum gallium arsenide differing concentrations of aluminum are disposed on the second cladding region with a second plurality of continuous gradient layers being positioned between the alternating layers of differing aluminum concentrations to dynamically change the aluminum concentration from one of the altering layers to another alternating layers.
    • 具有不同于铝浓度的铝砷化镓的交替层的分布布拉格反射镜的第一堆叠被布置在基板的表面上,其中第一多个连续梯度层位于不同铝浓度的交替层之间以动态地移动铝 从交替层之一到另一个交替层的浓度。 第一包层区域布置在分布布拉格反射镜的第一堆叠上。 有源区设置在第一包层区上,第二包层区设置在有源区上。 具有不同浓度的铝的交替铝砷化镓层的第二层布拉格反射镜布置在第二覆层区域上,第二多个连续梯度层位于不同铝浓度的交替层之间以动态地将铝浓度从 另一个交替层的改变层之一。
    • 7. 发明授权
    • Method of making a VCSEL with passivation
    • 制造具有钝化的VCSEL的方法
    • US5661075A
    • 1997-08-26
    • US384054
    • 1995-02-06
    • Piotr GrodzinskiMichael S. Lebby
    • Piotr GrodzinskiMichael S. Lebby
    • H01S5/183H01L21/20
    • H01S5/18352H01S2301/176H01S5/2081H01S5/2224
    • A substrate (103) having a first stack of DBRs (106), an active region (118), and a second stack of DBRs (138) is provided. An etch mask (146) is formed on the second stack of DBRs (138) and etched. The second stack of DBRs (138), the active region (118), and a portion of the first stack of DBRs (106) are subsequently etched. A portion of the etch mask (146) is removed from the etch mask (146). A material layer (202, 302) is then selectively deposited on portions of the second stack of DBRs (138), the active region (118), and the first stack of DBRs (106) by either selective epitaxial over-growth or mass-transfer processes, thereby passivating the VCSEL (101).
    • 提供了具有第一堆DBR(106),有源区(118)和第二DBR(138)堆叠的衬底(103)。 蚀刻掩模(146)形成在DBR(138)的第二叠层上并被蚀刻。 随后蚀刻第二堆DBR(138),有源区(118)和第一堆DBR(106)的一部分。 蚀刻掩模(146)的一部分从蚀刻掩模(146)移除。 然后,材料层(202,302)通过选择性外延过度生长或质量传导层选择性地沉积在第二DBR(138),有源区(118)和第一堆DBR(106)的部分上, 转移过程,从而钝化VCSEL(101)。