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    • 28. 发明授权
    • Nitride light emitting device and manufacturing method thereof
    • 氮化物发光器件及其制造方法
    • US07372081B2
    • 2008-05-13
    • US11002795
    • 2004-12-03
    • June-o SongTae-yeon SeongDong-seok Leem
    • June-o SongTae-yeon SeongDong-seok Leem
    • H01L33/00
    • H01L33/42H01L33/32
    • A nitride LED having a laminated structure in which a substrate, a n-type cladding layer, an active layer, a p-type cladding layer, and a multi-ohmic contact layer are sequentially stacked, and a manufacturing method thereof, are provided. In the nitride LED, the multi-ohmic contact layer includes multiple layers of a first transparent film layer/silver/second transparent film layer. In the nitride LED and a manufacturing method thereof, ohmic contact characteristics with respect to the p-type cladding layer are enhanced, thereby exhibiting a good current-voltage characteristic. Also, since the transparent electrodes have a high light transmitting property, the light emitting efficiency of the device is increased.
    • 提供具有层叠结构的氮化物LED及其制造方法,其中衬底,n型包覆层,有源层,p型覆层和多欧姆接触层顺序堆叠。 在氮化物LED中,多欧姆接触层包括多层第一透明膜层/银/第二透明膜层。 在氮化物LED及其制造方法中,相对于p型包层的欧姆接触特性提高,从而表现出良好的电流 - 电压特性。 此外,由于透明电极具有高透光性,所以器件的发光效率提高。