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    • 6. 发明授权
    • Active matrix substrate and its manufacturing method
    • 有源矩阵基板及其制造方法
    • US07923729B2
    • 2011-04-12
    • US12470978
    • 2009-05-22
    • Kyoko SawamizuMakoto OhtaniYasushi Matsui
    • Kyoko SawamizuMakoto OhtaniYasushi Matsui
    • H01L29/04H01L29/10
    • G02F1/136213G02F1/136227H01L27/12H01L27/124H01L27/1255H01L27/3244H01L51/56
    • An active matrix substrate with a high aperture ratio is provided, which is capable of preventing electrical short circuits between pixel electrodes and auxiliary capacitive electrodes. Gate lines and auxiliary capacitive electrodes are formed on an insulated substrate. The auxiliary capacitive electrodes have holes formed therethrough. To cover the gate lines and the auxiliary capacitive electrodes, a first interlayer insulating film is formed, on which source lines, a semiconductor layer, and drain electrodes are formed. Then, a second interlayer insulating film is formed to cover all those layers. In the second interlayer insulating film, contact holes are formed to reach the drain electrodes in areas corresponding to the areas of the holes. Pixel electrodes formed on the second interlayer insulating film are connected to the drain electrodes through the contact holes.
    • 提供具有高开口率的有源矩阵基板,其能够防止像素电极和辅助电容电极之间的电短路。 栅极线和辅助电容电极形成在绝缘基板上。 辅助电容电极具有从其形成的孔。 为了覆盖栅极线和辅助电容电极,形成第一层间绝缘膜,在其上形成源极线,半导体层和漏极。 然后,形成第二层间绝缘膜以覆盖所有这些层。 在第二层间绝缘膜中,形成接触孔到达与孔的区域对应的区域中的漏电极。 形成在第二层间绝缘膜上的像素电极通过接触孔与漏电极连接。
    • 8. 发明授权
    • Distributed feedback semiconductor laser and method for fabricating the
same
    • 分布式反馈半导体激光器及其制造方法
    • US5764682A
    • 1998-06-09
    • US606455
    • 1996-02-23
    • Masato IshinoMasahiro KitohNobuyuki OtsukaYasushi Matsui
    • Masato IshinoMasahiro KitohNobuyuki OtsukaYasushi Matsui
    • H01L21/00H01S5/12H01S5/34H01S3/19
    • H01S5/1228B82Y20/00H01S5/2022H01S5/3403H01S5/3428H01S5/3434Y10S148/095
    • A distributed feedback semiconductor laser which includes a semiconductor substrate of a first conductive type; a semiconductor multi-layer structure provided on the semiconductor substrate and including an active layer for generating laser light; and a gain-coupled diffraction grating provided between the semiconductor substrate and the semiconductor multi-layer structure. The diffraction grating includes a plurality of curved projections periodically arranged at a surface of the semiconductor substrate and a quantum well light absorption layer for covering the plurality of curved projections. The quantum well light absorption layer includes a light absorption area having a first thickness at each border between two adjacent curved projections and a non-light absorption area having a second thickness which is smaller than the first thickness at a top of each of the curved projections. The light absorption area has a band gap which is narrower than a band gap of the active layer, and the non-light absorption area has a band gap which is wider than the band gap of the active layer.
    • 一种分布式反馈半导体激光器,包括第一导电类型的半导体衬底; 半导体多层结构,设置在所述半导体基板上并且包括用于产生激光的有源层; 以及设置在半导体衬底和半导体多层结构之间的增益耦合衍射光栅。 衍射光栅包括周期性地布置在半导体衬底的表面上的多个弯曲突起和用于覆盖多个弯曲突起的量子阱光吸收层。 量子阱光吸收层包括在两个相邻弯曲突起之间的每个边界处具有第一厚度的光吸收区域和具有比每个弯曲突起的顶部处的第一厚度小的第二厚度的非光吸收区域 。 光吸收区域具有比有源层的带隙窄的带隙,并且非光吸收区域具有比有源层的带隙宽的带隙。