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    • 6. 发明授权
    • High brightness light emitting diode having a layer of distributed contacts
    • 具有分布接触层的高亮度发光二极管
    • US06552367B1
    • 2003-04-22
    • US09680416
    • 2000-10-06
    • Min-Hsun HsiehMing-Jiunn JouBiing-Jye Lee
    • Min-Hsun HsiehMing-Jiunn JouBiing-Jye Lee
    • H01L3300
    • H01L33/387H01L33/02H01L33/40H01L33/405
    • A high brightness light emitting diode having a distributed contact area comprising a first electrode; a semiconductor substrate formed on the first electrode; a first cladding layer of a first conductivity type formed on the semiconductor substrate; an active layer formed on the first cladding layer; a second cladding layer of a second conductivity type formed on the active layer; a window layer of a second conductivity type formed on the second cladding layer; a distributed contact area in a predetermined pattern formed on the window layer; a transparent conductive layer formed over the distributed contact area and the window layer, the transparent conductive layer being in ohmic contact with the distributed contact area and a Shottky barrier being formed between the transparent conductive layer and the window layer; and a second electrode formed on the transparent conductive layer.
    • 一种具有分布式接触区域的高亮度发光二极管,包括第一电极; 形成在所述第一电极上的半导体衬底; 形成在半导体衬底上的第一导电类型的第一包层; 形成在所述第一包层上的有源层; 形成在有源层上的第二导电类型的第二覆层; 形成在第二包覆层上的第二导电类型的窗口层; 形成在窗口层上的预定图案的分布式接触区域; 形成在所述分布接触区域和所述窗口层上的透明导电层,所述透明导电层与所述分布接触区域欧姆接触,并且在所述透明导电层和所述窗口层之间形成肖特基势垒; 以及形成在所述透明导电层上的第二电极。
    • 7. 发明授权
    • High-brightness light emitting diode
    • 高亮度发光二极管
    • US06225648B1
    • 2001-05-01
    • US09352498
    • 1999-07-09
    • Min-Hsun HsiehMing-Jiunn JouBiing-Jye Lee
    • Min-Hsun HsiehMing-Jiunn JouBiing-Jye Lee
    • H01L3300
    • H01L33/02H01L33/14H01L33/145
    • A high-brightness light emitting diode is provided. It comprises a first electrode; a semiconductor substrate formed on the first electrode; a first cladding layer of a first conductivity type formed on the semiconductor substrate; an active layer formed on the first cladding layer; a second cladding layer of a second conductivity type formed on the active layer; a window layer of the second conductivity type formed on the second cladding layer and having an upper surface and a bottom surface, wherein a groove of a predetermined shape is formed at a predetermined location and substantially extends from the upper surface to the bottom surface so that the window layer is substantially separated into a first window portion and a second window portion and the current in the first window portion substantially cannot flow into the second window portion; a contact layer formed on the first window portion; a transparent conductive layer consisting of a first conductive portion and a second conductive portion, wherein the first conductive portion is formed on the contact layer and an ohmic contact is formed between the first conductive portion and the contact layer, the second conductive portion contacts with the surface of the groove and the upper surface of the second window portion, and a Schottky barrier is formed between the conductive portion and the window layer; and a second electrode formed on the conductive layer at a location over the second window portion.
    • 提供了一种高亮度发光二极管。 它包括第一电极; 形成在所述第一电极上的半导体衬底; 形成在半导体衬底上的第一导电类型的第一包层; 形成在所述第一包层上的有源层; 形成在有源层上的第二导电类型的第二覆层; 第二导电类型的窗口层形成在第二包层上并具有上表面和底表面,其中预定形状的沟槽形成在预定位置并且基本上从上表面延伸到底表面,使得 窗口层基本上分离成第一窗口部分和第二窗口部分,并且第一窗口部分中的电流基本上不能流入第二窗口部分; 形成在所述第一窗口部分上的接触层; 由第一导电部分和第二导电部分组成的透明导电层,其中所述第一导电部分形成在所述接触层上,并且在所述第一导电部分和所述接触层之间形成欧姆接触,所述第二导电部分与所述第二导电部分接触, 沟槽的表面和第二窗口部分的上表面,并且在导电部分和窗口层之间形成肖特基势垒; 以及在所述第二窗口部分上方的位置处形成在所述导电层上的第二电极。