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    • 1. 发明授权
    • Light emitting diode having electrode pads
    • 具有电极焊盘的发光二极管
    • US08541806B2
    • 2013-09-24
    • US12963921
    • 2010-12-09
    • Kyoung Wan KimJeong Hee YangYeo Jin Yoon
    • Kyoung Wan KimJeong Hee YangYeo Jin Yoon
    • H01L33/00
    • H01L33/38H01L33/20H01L33/382H01L33/44
    • The present invention relates to a light emitting diode including a substrate, a first conductive type semiconductor layer arranged on the substrate, a second conductive type semiconductor layer arranged on the first conductive type semiconductor layer, an active layer disposed between the first conductive type semiconductor layer and the second conductive type semiconductor layer, a first electrode pad electrically connected to the first conductive type semiconductor layer, a second electrode pad arranged on the first conductive type semiconductor layer, and an insulation layer disposed between the first conductive type semiconductor layer and the second electrode pad, the insulation layer insulating the second electrode pad from the first conductive type semiconductor layer. At least one upper extension may be electrically connected to the second electrode pad, the at least one upper extension being electrically connected to the second conductive type semiconductor layer.
    • 本发明涉及一种发光二极管,包括基板,布置在基板上的第一导电型半导体层,布置在第一导电型半导体层上的第二导电型半导体层,设置在第一导电类型半导体层之间的有源层 和第二导电型半导体层,电连接到第一导电类型半导体层的第一电极焊盘,布置在第一导电类型半导体层上的第二电极焊盘以及设置在第一导电类型半导体层和第二导电类型半导体层之间的绝缘层 所述绝缘层将所述第二电极焊盘与所述第一导电型半导体层绝缘。 至少一个上延伸部可以电连接到第二电极焊盘,所述至少一个上延伸部电连接到第二导电类型半导体层。
    • 4. 发明授权
    • Light emitting diode having electrode extensions for current spreading
    • 具有用于电流扩展的电极延伸的发光二极管
    • US08680559B2
    • 2014-03-25
    • US12941536
    • 2010-11-08
    • Kyoung Wan KimSoo Young MoonKyu Ho LeeYeo Jin YoonJeong Hee YangWon Cheol Seo
    • Kyoung Wan KimSoo Young MoonKyu Ho LeeYeo Jin YoonJeong Hee YangWon Cheol Seo
    • H01L33/00
    • H01L33/38H01L33/20
    • An exemplary embodiment of the present invention discloses a light emitting diode including a substrate having a first edge and a second edge opposite to each other, a light emitting structure disposed on the substrate, the light emitting structure including a first semiconductor layer and a second semiconductor layer, a plurality of first electrode pads arranged on an upper surface of the first semiconductor layer, the first electrode pads arranged in a vicinity of the first edge, a plurality of second electrode pads arranged on the second semiconductor layer, the second electrode pads arranged in a vicinity of the second edge, a plurality of first extensions, each first extension extending from a first electrode pad, and a plurality of second extensions, each second extension extending from a second electrode pad. The first extensions include intrusion parts extending in a direction from the first edge to the second edge, wherein the intrusion parts are spaced apart from each other and not connecting with the second electrode pads. Further, the second extensions include intrusion parts extending in a direction from the second edge to the first edge, wherein the first extension intrusion parts each extend into a region between two of the second extension intrusion parts.
    • 本发明的一个示例性实施例公开了一种发光二极管,其包括具有彼此相对的第一边缘和第二边缘的基板,设置在基板上的发光结构,所述发光结构包括第一半导体层和第二半导体 布置在第一半导体层的上表面上的多个第一电极焊盘,布置在第一边缘附近的第一电极焊盘,布置在第二半导体层上的多个第二电极焊盘,布置在第二半导体层上的第二电极焊盘 在第二边缘附近,多个第一延伸部,每个第一延伸部从第一电极焊盘延伸,以及多个第二延伸部,每个第二延伸部从第二电极焊盘延伸。 第一延伸部包括在从第一边缘到第二边缘的方向上延伸的侵入部分,其中入侵部分彼此间隔开并且不与第二电极焊盘连接。 此外,第二延伸部包括在从第二边缘到第一边缘的方向上延伸的侵入部分,其中第一延伸入侵部分各自延伸到两个第二延伸入侵部分之间的区域中。
    • 9. 发明授权
    • Light emitting diode having distributed Bragg reflector
    • 具有分布式布拉格反射器的发光二极管
    • US08373188B2
    • 2013-02-12
    • US13100879
    • 2011-05-04
    • Duk Il SuhJae Moo KimKyoung Wan KimYeo Jin YoonYe Seul KimSang Hyun OhJin Woong Lee
    • Duk Il SuhJae Moo KimKyoung Wan KimYeo Jin YoonYe Seul KimSang Hyun OhJin Woong Lee
    • H01L33/00
    • H01L33/46H01L33/10H01L33/38H01L33/42H01L33/50H01L2224/48091H01L2224/48247H01L2224/48257H01L2224/73265H01L2924/181H01L2924/00012H01L2924/00014
    • Exemplary embodiments of the present invention provide light-emitting diodes having a distributed Bragg reflector. A light-emitting diode (LED) according to an exemplary embodiment includes a light-emitting structure arranged on a first surface of a substrate, the light-emitting structure including a first conductivity-type semiconductor layer, a second conductivity-type semiconductor layer, and an active layer interposed between the first conductivity-type semiconductor layer and the second conductivity-type semiconductor layer. A first distributed Bragg reflector is arranged on a second surface of the substrate opposite to the first surface, the first distributed Bragg reflector to reflect light emitted from the light-emitting structure. The first distributed Bragg reflector has a reflectivity of at least 90% with respect to light of a first wavelength in a blue wavelength range, light of a second wavelength in a green wavelength range, and light of a third wavelength in a red wavelength range. The first distributed Bragg reflector has a laminate structure having an alternately stacked SiO2 layer and Nb2O5 layer.
    • 本发明的示例性实施例提供了具有分布式布拉格反射器的发光二极管。 根据示例性实施例的发光二极管(LED)包括布置在基板的第一表面上的发光结构,所述发光结构包括第一导电类型半导体层,第二导电类型半导体层, 以及插入在第一导电型半导体层和第二导电型半导体层之间的有源层。 第一分布式布拉格反射器布置在基板的与第一表面相对的第二表面上,第一分布布拉格反射器用于反射从发光结构发射的光。 第一分布布拉格反射器相对于蓝色波长范围内的第一波长的光,绿色波长范围内的第二波长的光和红色波长范围内的第三波长的光具有至少90%的反射率。 第一分布布拉格反射器具有层叠结构,其具有交替层叠的SiO 2层和Nb 2 O 5层。