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    • 94. 发明申请
    • GALLIUM NITRIDE-BASED COMPOUND SEMICONDUCTOR LIGHT EMITTING DEVICE AND PROCESS FOR ITS PRODUCTION
    • 基于氮化镓的化合物半导体发光器件及其生产工艺
    • US20100059760A1
    • 2010-03-11
    • US12441074
    • 2007-12-20
    • Hisayuki Miki
    • Hisayuki Miki
    • H01L33/00
    • H01L33/42H01L33/0095H01L33/32
    • It is an object of the present invention to provide a gallium nitride-based compound semiconductor light emitting device with high light emission output and low driving voltage.The gallium nitride-based compound semiconductor light emitting device of the present invention is a gallium nitride-based compound semiconductor light emitting device characterized by comprising an n-type semiconductor layer, a light emitting layer and a p-type semiconductor layer, composed of gallium nitride-based compound semiconductors, stacked in that order on a substrate, with a negative electrode and positive electrode provided on the n-type semiconductor layer and p-type semiconductor layer, respectively, the positive electrode being composed of a conductive transparent oxide material, wherein a layer containing a compound with a Ga—O bond and/or an N—O bond is present between the p-type semiconductor layer and positive electrode.
    • 本发明的目的是提供一种具有高发光输出和低驱动电压的氮化镓基化合物半导体发光器件。 本发明的氮化镓系化合物半导体发光元件是氮化镓类化合物半导体发光元件,其特征在于,具有由镓构成的n型半导体层,发光层和p型半导体层 氮化物类化合物半导体,分别在基板上层叠有负极和正极,分别设置在n型半导体层和p型半导体层上,正极由导电透明氧化物材料构成, 其中在p型半导体层和正极之间存在含有Ga-O键和/或N-O键的化合物的层。
    • 99. 发明申请
    • GALLIUM NITRIDE-BASED COMPOUND SEMICONDUCTOR LIGHT-EMITTING DEVICE
    • 基于氮化镓的化合物半导体发光器件
    • US20090152585A1
    • 2009-06-18
    • US12065970
    • 2006-09-05
    • Hironao ShinoharaHisayuki MikiNoritaka Muraki
    • Hironao ShinoharaHisayuki MikiNoritaka Muraki
    • H01L33/00
    • H01L33/025H01L33/0095H01L33/32H01L33/42
    • It is an object of the present invention to provide a gallium nitride-based compound semiconductor light-emitting device that is excellent in light output efficiency and needs only a low driving voltage (Vf). The inventive gallium nitride-based compound semiconductor light-emitting device includes an n-type semiconductor layer, a light-emitting layer and a p-type semiconductor layer formed of a gallium nitride-based compound semiconductor and stacked in this order on a substrate, and positive and negative electrodes so arranged as to be in contact with the p-type semiconductor layer and the n-type semiconductor layer, respectively, wherein a region in which a p-type impurity and hydrogen atoms are co-present exists in the p-type semiconductor layer in contact with the positive electrode, and at least a portion, which is in contact with the p-type semiconductor layer, of the positive electrode, is formed of an n-type electro-conductive light transmitting material.
    • 本发明的目的是提供一种氮化镓系化合物半导体发光元件,该氮化镓系化合物半导体发光元件的光输出效率优异,仅需要低驱动电压(Vf)。 本发明的氮化镓系化合物半导体发光元件包括n型半导体层,发光层和由氮化镓系化合物半导体形成的p型半导体层,并依次层叠在基板上, 以及分别与p型半导体层和n型半导体层接触的正极和负极,其中在p中存在p型杂质和氢原子共存的区域 与正极接触的至少一部分与正极的p型半导体层接触的至少一部分由n型导电透光材料形成。