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    • 3. 发明公开
    • LIGHT EMITTING DIODE
    • LICHTEMITTIERENDE DIODE
    • EP2458654A1
    • 2012-05-30
    • EP10802058.7
    • 2010-07-12
    • Panasonic Corporation
    • IWANAGA, JunkoYOKOGAWA, ToshiyaYAMADA, Atsushi
    • H01L33/38H01L33/32
    • H01L33/382H01L33/16H01L33/32
    • A light-emitting diode element of the present invention includes: an n-type conductive layer 2 having a principal surface and a rear surface, the n-type conductive layer 2 being made of a gallium nitride-based compound, the principal surface being an m -plane; a semiconductor multilayer structure 21 provided on a first region 2a of the principal surface of the n-type conductive layer 2, the semiconductor multilayer structure 21 including a p-type conductive layer 4 and an active layer 3 interposed between the n-type conductive layer 2 and the p-type conductive layer 4; a p-electrode 5 provided on the p-type conductive layer 4; a conductor portion 9 provided on a second region 2b of the principal surface of the n-type conductive layer 2, the conductor portion 9 being in contact with an inner wall of a through hole 8; and an n-type front surface electrode 6 provided on the second region 2b of the principal surface of the n-type conductive layer 2, the n-type front surface electrode 6 being in contact with the conductor portion 9.
    • 本发明的发光二极管元件包括:具有主表面和后表面的n型导电层2,n型导电层2由氮化镓基化合物制成,主表面为 m平面 设置在n型导电层2的主表面的第一区域2a上的半导体多层结构21,包括p型导电层4的半导体多层结构21和介于n型导电层2之间的有源层3 2和p型导电层4; 设置在p型导电层4上的p电极5; 设置在n型导电层2的主表面的第二区域2b上的导体部分9,导体部分9与通孔8的内壁接触; 以及设置在n型导电层2的主表面的第二区域2b上的n型正面电极6,n型正面电极6与导体部分9接触。
    • 5. 发明公开
    • SEMICONDUCTOR LIGHT-EMITTING ELEMENT
    • 半导体发光元件
    • EP2602836A1
    • 2013-06-12
    • EP11814318.9
    • 2011-08-05
    • Panasonic Corporation
    • ISOZAKI, AkihiroINOUE, AkiraYAMADA, AtsushiYOKOGAWA, Toshiya
    • H01L33/22H01L33/32H01S5/343
    • H01L33/32H01L33/0079H01L33/16H01L33/20H01L2933/0083
    • A semiconductor light-emitting element according to the present invention includes: an n-type nitride semiconductor layer 21; a p-type nitride semiconductor layer 23; an active layer region 22 which includes an m-plane nitride semiconductor layer and which is interposed between the n-and p-type nitride semiconductor layers; an n-type electrode 30 which is electrically connected to the n-type nitride semiconductor layer; a p-type electrode 40 which is electrically connected to the p-type nitride semiconductor layer; a light-emitting face, through which polarized light that has been produced in the active layer region is extracted out of this element; and a striped structure 50 which is provided for the light-emitting face and which has a plurality of projections that run in a direction that defines either an angle of 5 degrees to 80 degrees or an angle of -80 degrees to -5 degrees with respect to the a-axis direction of the m-plane nitride semiconductor layer.
    • 根据本发明的半导体发光元件包括:n型氮化物半导体层21; p型氮化物半导体层23, 有源层区域22,其包括m面氮化物半导体层并夹在n型和p型氮化物半导体层之间; 与n型氮化物半导体层电连接的n型电极30, 电连接到p型氮化物半导体层的p型电极40; 发光面,通过该发光面在该有源层区域中产生的偏振光从该元件中被提取出来; 以及为发光面设置的条状结构50,该条状结构50具有多个突起,该多个突起沿方向延伸,该方向限定了5度至80度的角度或相对于-80度至-5度的角度 沿着m面氮化物半导体层的a轴方向。