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    • 45. 发明授权
    • Method for manufacturing semiconductor light emitting diode
    • 制造半导体发光二极管的方法
    • US08716043B2
    • 2014-05-06
    • US12881440
    • 2010-09-14
    • Pun Jae ChoiSang Yeob SongSuk Youn Hong
    • Pun Jae ChoiSang Yeob SongSuk Youn Hong
    • H01L21/00
    • H01L33/20H01L33/22H01L33/24
    • A high-efficiency semiconductor light emitting diode and a method for manufacturing the same are provided. The semiconductor LED has high internal quantum efficiency and can reduce the bad effect caused by the crystal defect. In the semiconductor light emitting diode, a conductive substrate has a three-dimensional top surface, and a light-emitting stack structure has a three-dimensional structure and includes an n-type nitride semiconductor layer, an active layer, and a p-type nitride semiconductor layer, which are sequentially formed on the conductive substrate. A p-electrode is formed on the p-type nitride semiconductor layer, and an n-electrode is formed on a bottom surface of the conductive substrate.
    • 提供一种高效半导体发光二极管及其制造方法。 半导体LED具有高的内部量子效率,并且可以减少由晶体缺陷引起的不良影响。 在半导体发光二极管中,导电性基板具有三维顶面,发光叠层结构具有三维结构,并且包括n型氮化物半导体层,有源层和p型 氮化物半导体层,其依次形成在导电基板上。 在p型氮化物半导体层上形成p电极,在导电性基板的底面上形成n电极。
    • 49. 发明申请
    • NITRIDE SEMICONDUCTOR LIGHT-EMITTING DEVICE WITH ELECTRODE PATTERN
    • 具有电极图案的氮化物半导体发光器件
    • US20120056150A1
    • 2012-03-08
    • US13292774
    • 2011-11-09
    • Jin Bock LEEDong Woohn KimSang Ho YoonPun Jae Choi
    • Jin Bock LEEDong Woohn KimSang Ho YoonPun Jae Choi
    • H01L33/04
    • H01L33/38H01L33/20H01L33/32
    • A nitride semiconductor light-emitting device with an electron pattern that applies current uniformly to an active layer to improve light emission efficiency is provided. The nitride semiconductor light-emitting device includes multiple layers of a substrate, an n-type nitride layer, an active layer of a multi-quantum-well structure, and a p-type nitride layer. The nitride semiconductor light-emitting device further includes a p-electrode pattern and an n-electrode pattern. The p-electrode pattern includes one or more p-pads disposed on the p-type nitride layer, and one or more p-fingers extending from the p-pads. The n-electrode pattern includes one or more n-pads disposed on an exposed region of the n-type nitride layer to correspond to the p-pads, and one or more n-fingers extending from the n-pads. The n-fingers have identical resistance, and the p-fingers have identical resistance to improve current spreading to the active layer.
    • 提供了具有均匀地向有源层施加电流以提高发光效率的电子图案的氮化物半导体发光器件。 氮化物半导体发光器件包括多层衬底,n型氮化物层,多量子阱结构的有源层和p型氮化物层。 氮化物半导体发光器件还包括p电极图案和n电极图案。 p电极图案包括设置在p型氮化物层上的一个或多个p焊盘以及从p焊盘延伸的一个或多个p指。 n电极图案包括设置在n型氮化物层的暴露区域上以对应于p焊盘的一个或多个n焊盘以及从n焊盘延伸的一个或多个n指。 n指具有相同的电阻,并且p指具有相同的电阻以改善向有源层的电流扩展。