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    • 84. 发明授权
    • Light emitting diode
    • 发光二极管
    • US08896012B2
    • 2014-11-25
    • US12943918
    • 2010-11-10
    • Chih-Ching Cheng
    • Chih-Ching Cheng
    • H01L29/72H01L33/38H01L33/20H01L33/08H01L33/44
    • H01L33/38H01L33/08H01L33/20H01L33/44H01L2933/0016
    • A light-emitting diode includes a substrate, a first semiconductor layer above the substrate, an active layer above the first semiconductor layer, a second semiconductor layer above the active layer, wherein the active layer is between the first semiconductor layer and the second semiconductor layer a trench penetrating through the second semiconductor layer and the active layer to expose the first semiconductor layer a first electrode disposed at a bottom of the trench, wherein the first electrode includes at least one first finger, an insulating layer covering the first electrode, and a second electrode including at least one second finger on the insulating layer, wherein the second finger overlaps with the first finger and the second finger has a width smaller than that of the trench.
    • 发光二极管包括基板,衬底上的第一半导体层,第一半导体层上方的有源层,有源层上方的第二半导体层,其中有源层位于第一半导体层和第二半导体层之间 穿过所述第二半导体层和所述有源层的沟槽,以暴露所述第一半导体层设置在所述沟槽底部的第一电极,其中所述第一电极包括至少一个第一指状物,覆盖所述第一电极的绝缘层和 所述第二电极在所述绝缘层上包括至少一个第二指状物,其中所述第二手指与所述第一手指重叠,并且所述第二手指的宽度小于所述沟槽的宽度。
    • 85. 发明授权
    • Semiconductor light-emitting structure
    • 半导体发光结构
    • US08823038B2
    • 2014-09-02
    • US13447284
    • 2012-04-16
    • Jun-Sheng LiKuo-Chen WuWei-Chih Wen
    • Jun-Sheng LiKuo-Chen WuWei-Chih Wen
    • H01L33/00H01L33/20H01L33/38H01L33/40
    • H01L33/20H01L33/38H01L33/40
    • A semiconductor light-emitting structure is provided, which includes a first doped type semiconductor layer, a light-emitting layer, a second doped type semiconductor layer, a first electrical transmission layer and at least one first conductor. The light-emitting layer is disposed on the first doped type semiconductor layer and the second doped type semiconductor layer is disposed on the light-emitting layer. The first electrical transmission layer is disposed on the first doped type semiconductor layer, in which a first interface is formed between the first electrical transmission layer and the first doped type semiconductor layer. The first conductor is disposed on the first doped type semiconductor layer. The first electrical transmission layer connects the first conductor. A second interface is formed between each of the first conductor and the first doped type semiconductor layer, and the resistance of the second interface is less than the resistance of the first interface.
    • 提供一种半导体发光结构,其包括第一掺杂型半导体层,发光层,第二掺杂型半导体层,第一电传输层和至少一个第一导体。 发光层设置在第一掺杂型半导体层上,第二掺杂型半导体层设置在发光层上。 第一电传输层设置在第一掺杂型半导体层上,其中在第一电传输层和第一掺杂型半导体层之间形成第一界面。 第一导体设置在第一掺杂型半导体层上。 第一电传输层连接第一导体。 在第一导体和第一掺杂型半导体层中的每一个之间形成第二接口,并且第二接口的电阻小于第一接口的电阻。
    • 88. 发明申请
    • OPTICAL DEVICE
    • 光学装置
    • US20130140581A1
    • 2013-06-06
    • US13752350
    • 2013-01-28
    • EPISTAR CORPORATIONHUGA OPTOTECH Inc.
    • Tzong-Liang TsaiLin-Chieh KaoShu-Ying Yang
    • H01L33/10
    • H01L33/10H01L33/46
    • An optical device is provided. Multi-layer structures are disposed on a substrate, wherein each of the multi-layer structures is consisting of at least two insulated layers with different refractive indexes formed alternately. A buffer layer covers the multi-layer structures, so that said multi-layer structures are disposed between the buffer layer and the substrate, wherein said buffer layer is an un-doped GaN based semiconductor layer. A first conductive semiconductor layer is disposed on the buffer layer. An active layer is disposed on said first conductive semiconductor layer. A second conductive semiconductor layer is disposed on said active layer and a transparent conductive layer is disposed on said second conductive semiconductor layer.
    • 提供光学装置。 多层结构设置在基板上,其中多层结构中的每一个由交替形成不同折射率的至少两个绝缘层组成。 缓冲层覆盖多层结构,使得所述多层结构设置在缓冲层和衬底之间,其中所述缓冲层是未掺杂的GaN基半导体层。 第一导电半导体层设置在缓冲层上。 有源层设置在所述第一导电半导体层上。 第二导电半导体层设置在所述有源层上,并且透明导电层设置在所述第二导电半导体层上。
    • 89. 发明申请
    • SUBSTRATE FOR FABRICATING LIGHT EMITTING DEVICE AND LIGHT EMITTING DEVICE FABRICATED THEREFROM
    • 用于制造发光装置的基板和其制造的发光装置
    • US20120258285A1
    • 2012-10-11
    • US13527598
    • 2012-06-20
    • Chih-Ching Cheng
    • Chih-Ching Cheng
    • B32B3/30
    • H01L33/22C30B25/18C30B29/20C30B29/406H01L31/02366H01L33/16Y02E10/50Y10T428/24479
    • The invention provides a patterned substrate for fabricating a light emitting device having an improved surface structure and the light emitting device fabricated therefrom. The patterned substrate includes at least one platform region having a first facet direction for epitaxial growth; and a plurality of directly adjacent protruded portions surrounding the at least one platform region to isolate the at least one platform region from another platform region, wherein facet direction of each scattering surface of the plurality of directly adjacent protruded portions is substantially excluded from first facet direction. Since facet direction of each scattering surface of the plurality of directly adjacent protruded portions substantially do not include the first facet direction, during formation of the light emitting device, epitaxial growth is mainly conducted on the at least one platform region, which may prevent epitaxial defects from generating and enhance external quantum efficiency of the light emitting device.
    • 本发明提供一种用于制造具有改进的表面结构的发光器件和由其制造的发光器件的图案化衬底。 图案化衬底包括具有用于外延生长的第一小面方向的至少一个平台区域; 以及围绕所述至少一个平台区域的多个直接相邻的突出部分,以将所述至少一个平台区域与另一平台区域隔离,其中所述多个直接相邻突出部分的每个散射表面的小平面方向基本上从第一小面方向排除 。 由于多个直接相邻的突出部分的每个散射表面的面方向基本上不包括第一小面方向,所以在形成发光器件期间,外延生长主要在至少一个平台区域上进行,这可以防止外延缺陷 从产生和增强发光器件的外部量子效率。