Light-emitting diode with multiple N contact structure

    公开(公告)号:US10177279B2

    公开(公告)日:2019-01-08

    申请号:US15608141

    申请日:2017-05-30

    IPC分类号: H01L33/10 H01L33/38 H01L33/24

    摘要: Provided are a horizontal light emitting diode (LED) device and a method for fabricating the same. The horizontal LED device includes a sapphire substrate; an n-type GaN layer disposed on the sapphire substrate; an activation layer disposed on the n-type GaN layer; a p-type GaN layer disposed on the activation layer; a current spreading layer disposed on the p-type GaN layer; a p-electrode disposed on the current spreading layer; a plurality of holes exposing the n-type GaN layer through the current spreading layer, the p-type GaN layer, and activation layer; and an n-electrode disposed on the exposed n-type GaN layer and being in ohmic contact with the exposed n-type GaN layer at a plurality of positions on bottom surfaces of the plurality of holes.

    Lateral light emitting diode device and method for fabricating the same

    公开(公告)号:US10333026B2

    公开(公告)日:2019-06-25

    申请号:US15629020

    申请日:2017-06-21

    摘要: Provided are a lateral light emitting diode device and a method for fabricating the same. The lateral light emitting diode device includes a substrate; an n-type GaN layer disposed on the substrate; an activation layer disposed on the n-type GaN layer; a p-type GaN layer disposed on the activation layer, a plurality of holes being formed in the p-type GaN layer; a current spreading layer disposed on the p-type GaN layer; a p-electrode disposed on the current spreading layer; a seed layer disposed on bottom surfaces of the plurality of holes; metal oxide structures grown on the seed layer in a crystalline state to fill the plurality of holes; and an n-electrode disposed on the n-type GaN layer exposed by removing portions of the current spreading layer, the p-type GaN layer, the activation layer, and the n-type GaN layer.

    SUPPORTING SUBSTRATE FOR MANUFACTURING VERTICALLY-STRUCTURED SEMICONDUCTOR LIGHT-EMITTING DEVICE AND SEMICONDUCTOR LIGHT-EMITTING DEVICE USING THE SUPPORTING SUBSTRATE
    8.
    发明申请
    SUPPORTING SUBSTRATE FOR MANUFACTURING VERTICALLY-STRUCTURED SEMICONDUCTOR LIGHT-EMITTING DEVICE AND SEMICONDUCTOR LIGHT-EMITTING DEVICE USING THE SUPPORTING SUBSTRATE 有权
    用于制造垂直结构的半导体发光器件的支撑衬底和使用支撑衬底的半导体发光器件

    公开(公告)号:US20110114984A1

    公开(公告)日:2011-05-19

    申请号:US13054472

    申请日:2009-07-15

    申请人: Tae Yeon Seong

    发明人: Tae Yeon Seong

    IPC分类号: H01L33/10 H01L29/30 H01L33/62

    摘要: The present invention is related to a supporting substrate for manufacturing vertically-structured semiconductor light emitting device and a vertically-structured semiconductor light emitting device using the same, which minimize damage and breaking of a multi-layered light-emitting structure thin film separated from a sapphire substrate during the manufacturing process, thereby improving the whole performance of the semiconductor light emitting device.The supporting substrate for manufacturing the vertically-structured semiconductor light emitting device of the present invention comprises: a selected supporting substrate formed of a material having a difference of thermal expansion coefficient of 5 ppm or less from a sapphire substrate on which a multi-layered light-emitting structure thin film comprising a Group III-V nitride-based semiconductor is laminated; a sacrificial layer formed on the selected supporting substrate; a thick metal film formed on an upper part of the sacrificial layer; and a bonding layer formed on an upper part of the thick metal layer and formed of a soldering or brazing alloy material.

    摘要翻译: 本发明涉及用于制造垂直构造的半导体发光器件的支撑衬底和使用该支撑衬底的垂直构造的半导体发光器件,其使从与之相隔离的多层发光结构薄膜的损伤和断裂最小化 蓝宝石衬底,从而提高半导体发光器件的整体性能。 用于制造本发明的垂直构造的半导体发光器件的支撑衬底包括:由蓝宝石衬底的热膨胀系数为5ppm以下的材料形成的选择的支撑衬底,其中多层光 层叠由III-V族氮化物类半导体构成的发光结构薄膜; 形成在所选择的支撑衬底上的牺牲层; 形成在牺牲层的上部的厚金属膜; 以及形成在厚金属层的上部并由焊接或钎焊合金材料形成的接合层。

    Vertical-structure semiconductor light emitting element and a production method therefor
    9.
    发明授权
    Vertical-structure semiconductor light emitting element and a production method therefor 有权
    垂直结构半导体发光元件及其制造方法

    公开(公告)号:US08932890B2

    公开(公告)日:2015-01-13

    申请号:US13505618

    申请日:2010-11-23

    申请人: Tae Yeon Seong

    发明人: Tae Yeon Seong

    IPC分类号: H01L21/00 H01L33/64 H01L33/00

    CPC分类号: H01L33/647 H01L33/0079

    摘要: The present invention relates to a vertical-structure semiconductor light emitting device and a production method thereof, more specifically, to a vertical-structure semiconductor light emitting device having a high-performance heat sink support comprising a thick metal film or metal foil. The vertical-structure semiconductor light emitting element produced in accordance with the present invention constitutes a highly reliable light emitting element with absolutely no thermal or mechanical damage since it has the high performance heatsink support and so suffers not fine micro-cracking and can be freely subjected to heat treatment and to post-processing including of a side-surface passivation thin film.

    摘要翻译: 垂直结构半导体发光器件及其制造方法技术领域本发明涉及垂直结构半导体发光器件及其制造方法,更具体地说,涉及具有厚金属膜或金属箔的高性能散热器支撑体的垂直结构半导体发光器件。 根据本发明制造的垂直结构半导体发光元件构成了高度可靠的发光元件,绝对没有热或机械损伤,因为它具有高性能的散热器支撑,因此不会发生微细微裂纹并且可以自由地受到影响 进行热处理和后处理,包括侧表面钝化薄膜。

    SUPPORTING SUBSTRATE FOR PREPARING SEMICONDUCTOR LIGHT-EMITTING DEVICE AND SEMICONDUCTOR LIGHT-EMITTING DEVICE USING SUPPORTING SUBSTRATES
    10.
    发明申请
    SUPPORTING SUBSTRATE FOR PREPARING SEMICONDUCTOR LIGHT-EMITTING DEVICE AND SEMICONDUCTOR LIGHT-EMITTING DEVICE USING SUPPORTING SUBSTRATES 审中-公开
    用于制备半导体发光器件的支撑衬底和使用支撑衬底的半导体发光器件

    公开(公告)号:US20110127567A1

    公开(公告)日:2011-06-02

    申请号:US12995998

    申请日:2009-06-02

    申请人: Tae Yeon Seong

    发明人: Tae Yeon Seong

    IPC分类号: H01L33/02

    摘要: The present invention is related to a supporting substrate for preparing a semiconductor light-emitting device employing a multi-layered light-emitting structure thin-film and a method for preparing a semiconductor light-emitting device employing the supporting substrate for preparing a semiconductor light-emitting device. The supporting substrate for preparing a semiconductor light-emitting device is formed by successively laminating a sacrificial layer, a heat-sink layer and a bonding layer on a selected supporting substrate. A method for preparing a semiconductor light-emitting device employing the supporting substrate for preparing a semiconductor light-emitting device includes: preparing a first wafer in which a semiconductor multi-layered light-emitting structure is laminated/grown on an upper part of an initial substrate; preparing a second wafer which is a supporting substrate for preparing a semiconductor light-emitting device; bonding the second wafer on an upper part of the first wafer; separating the initial substrate of the first wafer from a result of the bonding; performing passivation after forming a first ohmic contact electrode on an upper part of the first wafer from which the initial substrate is separated; and preparing a single-chip by severing a result of the passivation.

    摘要翻译: 本发明涉及一种用于制备采用多层发光结构薄膜的半导体发光器件的支撑衬底和一种制备半导体发光器件的方法,所述半导体发光器件采用该支撑衬底来制备半导体发光器件, 发光装置。 用于制备半导体发光器件的支撑衬底通过在所选择的支撑衬底上依次层叠牺牲层,散热层和结合层而形成。 一种制备半导体发光装置的半导体发光装置的制备方法,其特征在于,包括:准备半导体多层发光结构体的第一晶片,所述第一晶片在初始 基质; 制备作为用于制备半导体发光器件的支撑衬底的第二晶片; 将第二晶片接合在第一晶片的上部; 从第一晶片的初始衬底与接合的结果分离; 在从其分离初始衬底的第一晶片的上部形成第一欧姆接触电极之后进行钝化; 并通过切断钝化的结果来制备单芯片。