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    • 1. 发明授权
    • Top-emitting nitride-based light-emitting device with ohmic characteristics and luminous efficiency
    • 发光氮化物基发光器件具有欧姆特性和发光效率
    • US08395176B2
    • 2013-03-12
    • US11076249
    • 2005-03-10
    • Tae-yeong SeongKyoung-kook KimJune-o SongDong-seok LeemJung-inn Sohn
    • Tae-yeong SeongKyoung-kook KimJune-o SongDong-seok LeemJung-inn Sohn
    • H01L33/00
    • H01L33/42H01L33/387H01L2933/0016
    • A top-emitting nitride-based light-emitting device and a method of manufacturing the same. The top-emitting nitride-based light-emitting device having a substrate, an n-cladding layer, an active layer, and a p-cladding layer sequentially formed includes: a grid cell layer formed on the p-cladding layer by a grid array of separated cells formed from a conducting material with a width of less than 30 micrometers to improve electrical and optical characteristics; a surface protective layer that is formed on the p-cladding layer and covers at least regions between the cells to protect a surface of the p-cladding layer; and a transparent conducting layer formed on the surface protective layer and the grid cell layer using a transparent conducting material. The light-emitting device and the method of manufacturing the same provide an improved ohmic contact to the p-cladding layer, excellent I-V characteristics, and high light transmittance, thus increasing luminous efficiency of the device.
    • 顶部发光氮化物系发光器件及其制造方法。 具有依次形成的基板,n包层,有源层和p型包覆层的顶部发射氮化物系发光器件包括:网格单元层,其通过栅格阵列形成在p包层上 由宽度小于30微米的导电材料形成的分离的电池,以改善电气和光学特性; 表面保护层,其形成在所述p包覆层上并且覆盖所述电池之间的至少区域以保护所述p型覆层的表面; 以及使用透明导电材料形成在表面保护层和栅极电池层上的透明导电层。 发光器件及其制造方法提供了对p型覆层的改善的欧姆接触,优异的I-V特性和高透光率,从而提高了器件的发光效率。
    • 3. 发明授权
    • Nitride-based light emitting device and method of manufacturing the same
    • 氮化物基发光器件及其制造方法
    • US07180094B2
    • 2007-02-20
    • US10957704
    • 2004-10-05
    • Tae-yeon SeongKyoung-kook KimJune-o SongDong-seok Leem
    • Tae-yeon SeongKyoung-kook KimJune-o SongDong-seok Leem
    • H01L29/04
    • H01L33/42H01L33/32H01L33/405H01L2933/0016
    • Provided are a nitride-based light emitting device and a method of manufacturing the same. The nitride-based light emitting device has a structure in which at least an n-cladding layer, an active layer, and a p-cladding layer are sequentially formed on a substrate. The light emitting device further includes an ohmic contact layer composed of a zinc (Zn)-containing oxide containing a p-type dopant formed on the p-cladding layer. The method of manufacturing the nitride-based light emitting device includes forming an ohmic contact layer composed of Zn-containing oxide containing a p-type dopant on the p-cladding layer, the ohmic contact layer being made and annealing the resultant structure. The nitride-based light emitting device and manufacturing method provide excellent I–V characteristics by improving ohmic contact with a p-cladding layer while significantly enhancing light emission efficiency of the device due to high light transmittance of a transparent electrode.
    • 提供一种氮化物系发光器件及其制造方法。 氮化物系发光器件具有在衬底上依次形成至少n包层,有源层和p包层的结构。 发光装置还包括由含有含锌(Zn)的氧化物构成的欧姆接触层,该氧化物含有形成在p包覆层上的p型掺杂剂。 制造氮化物系发光器件的方法包括在p包覆层上形成由含有p型掺杂剂的含Zn氧化物构成的欧姆接触层,形成欧姆接触层并退火所得到的结构。 基于氮化物的发光器件和制造方法通过改善与p型覆层的欧姆接触而提供优异的I-V特性,同时由于透明电极的高透光率而显着提高了器件的发光效率。
    • 4. 发明授权
    • Nitride-based light emitting device and method of manufacturing the same
    • 氮化物基发光器件及其制造方法
    • US07485479B2
    • 2009-02-03
    • US11649236
    • 2007-01-04
    • Tae-yeon SeongKyoung-kook KimJune-o SongDong-seok Leem
    • Tae-yeon SeongKyoung-kook KimJune-o SongDong-seok Leem
    • H01L21/00
    • H01L33/42H01L33/32H01L33/405H01L2933/0016
    • Provided are a nitride-based light emitting device and a method of manufacturing the same. The nitride-based light emitting device has a structure in which at least an n-cladding layer, an active layer, and a p-cladding layer are sequentially formed on a substrate. The light emitting device further includes an ohmic contact layer composed of a zinc (Zn)-containing oxide containing a p-type dopant formed on the p-cladding layer. The method of manufacturing the nitride-based light emitting device includes forming an ohmic contact layer composed of Zn-containing oxide containing a p-type dopant on the p-cladding layer, the ohmic contact layer being made and annealing the resultant structure. The nitride-based light emitting device and manufacturing method provide excellent I-V characteristics by improving ohmic contact with a p-cladding layer while significantly enhancing light emission efficiency of the device due to high light transmittance of a transparent electrode.
    • 提供一种氮化物系发光器件及其制造方法。 氮化物系发光器件具有在衬底上依次形成至少n包层,有源层和p包层的结构。 发光装置还包括由含有含锌(Zn)的氧化物构成的欧姆接触层,该氧化物含有形成在p包覆层上的p型掺杂剂。 制造氮化物系发光器件的方法包括在p包覆层上形成由含有p型掺杂剂的含Zn氧化物构成的欧姆接触层,形成欧姆接触层并退火所得到的结构。 基于氮化物的发光器件和制造方法通过改善与p型覆层的欧姆接触而提供优异的I-V特性,同时由于透明电极的高透光率而显着提高了器件的发光效率。
    • 8. 发明申请
    • Nitride-based light emitting device and method of manufacturing the same
    • 氮化物基发光器件及其制造方法
    • US20050077537A1
    • 2005-04-14
    • US10957704
    • 2004-10-05
    • Tae-yeon SeongKyoung-kook KimJune-o SongDong-seok Leem
    • Tae-yeon SeongKyoung-kook KimJune-o SongDong-seok Leem
    • H01L33/06H01L33/10H01L33/32H01L33/42H01L21/00H01L33/00
    • H01L33/42H01L33/32H01L33/405H01L2933/0016
    • Provided are a nitride-based light emitting device and a method of manufacturing the same. The nitride-based light emitting device has a structure in which at least an n-cladding layer, an active layer, and a p-cladding layer are sequentially formed on a substrate. The light emitting device further includes an ohmic contact layer composed of a zinc (Zn)-containing oxide containing a p-type dopant formed on the p-cladding layer. The method of manufacturing the nitride-based light emitting device includes forming an ohmic contact layer composed of Zn-containing oxide containing a p-type dopant on the p-cladding layer, the ohmic contact layer being made and annealing the resultant structure. The nitride-based light emitting device and manufacturing method provide excellent I-V characteristics by improving ohmic contact with a p-cladding layer while significantly enhancing light emission efficiency of the device due to high light transmittance of a transparent electrode.
    • 提供一种氮化物系发光器件及其制造方法。 氮化物系发光器件具有在衬底上依次形成至少n包层,有源层和p包层的结构。 发光装置还包括由含有含锌(Zn)的氧化物构成的欧姆接触层,该氧化物含有形成在p包覆层上的p型掺杂剂。 制造氮化物系发光器件的方法包括在p包覆层上形成由含有p型掺杂剂的含Zn氧化物构成的欧姆接触层,形成欧姆接触层并退火所得到的结构。 基于氮化物的发光器件和制造方法通过改善与p型覆层的欧姆接触而提供优异的I-V特性,同时由于透明电极的高透光率而显着提高了器件的发光效率。