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    • 7. 发明授权
    • Nitride semiconductor light emitting device
    • 氮化物半导体发光器件
    • US07777245B2
    • 2010-08-17
    • US11499727
    • 2006-08-07
    • Seok Min HwangHyun Kyung KimKun Yoo KoSang Su HongKyu Han LeeBok Ki Min
    • Seok Min HwangHyun Kyung KimKun Yoo KoSang Su HongKyu Han LeeBok Ki Min
    • H01L33/00
    • H01L33/38H01L33/20
    • The invention relates to a high-output nitride light emitting device. The light emitting device includes a first conductivity type nitride semiconductor layer, an active layer and a second conductivity type nitride semiconductor layer deposited in their order on a substrate. The light emitting device also includes first and second insulation layers formed in different upper surface portions of the nitride semiconductor light emitting device, and first and second bonding pads formed respectively on the first and second insulation layers. The light emitting device further includes first and second extension electrodes extended from the first and second bonding pads and coupled respectively to the first and second conductivity semiconductor layers. The electrode arrangement according to the present invention prevents direct coupling between the bonding pads and the light emitting device, thus allowing a symmetrical structure that can achieve more uniform current spreading using only the extension electrodes.
    • 本发明涉及高输出氮化物发光器件。 发光器件包括依次沉积在衬底上的第一导电型氮化物半导体层,有源层和第二导电型氮化物半导体层。 发光器件还包括形成在氮化物半导体发光器件的不同上表面部分中的第一和第二绝缘层,以及分别形成在第一绝缘层和第二绝缘层上的第一和第二接合焊盘。 发光器件还包括从第一和第二焊盘延伸并分别耦合到第一和第二导电半导体层的第一和第二延伸电极。 根据本发明的电极装置防止接合焊盘和发光器件之间的直接耦合,从而允许仅使用延伸电极实现更均匀的电流扩展的对称结构。
    • 10. 发明授权
    • Nitride based semiconductor light emitting diode
    • 氮化物半导体发光二极管
    • US08168995B2
    • 2012-05-01
    • US11543231
    • 2006-10-05
    • Kun Yoo KoSeok Min HwangHyung Jin Park
    • Kun Yoo KoSeok Min HwangHyung Jin Park
    • H01L33/00
    • H01L33/38H01L33/20H01L33/32H01L2224/05552
    • A nitride based semiconductor LED is provided. In the nitride based semiconductor LED, an n-type nitride semiconductor layer is formed on a substrate. The n-type nitride semiconductor layer has the top surface divided into a first region and a second region with a finger structure, so that the first region and the second region are meshed with each other. An active layer is formed on the second region of the n-type nitride semiconductor layer. A p-type nitride semiconductor layer is formed on the active layer, and a reflective electrode is formed on the p-type nitride semiconductor layer. A p-electrode is formed on the reflective electrode, and an n-electrode is formed on the first region of the n-type nitride semiconductor layer. A plurality of n-type electrode pads are formed on the n-electrode. At least one of the n-type electrode pads are arranged adjacent to different sides of the n-electrode.
    • 提供了一种基于氮化物的半导体LED。 在氮化物系半导体LED中,在基板上形成n型氮化物半导体层。 n型氮化物半导体层的顶表面被划分为具有手指结构的第一区域和第二区域,使得第一区域和第二区域彼此啮合。 在n型氮化物半导体层的第二区域上形成有源层。 在有源层上形成p型氮化物半导体层,在p型氮化物半导体层上形成反射电极。 在反射电极上形成p电极,在n型氮化物半导体层的第一区域上形成n电极。 在n电极上形成多个n型电极焊盘。 n型电极焊盘中的至少一个被布置成与n电极的不同侧相邻。