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    • 3. 发明申请
    • Semiconductor light emitting element
    • 半导体发光元件
    • US20080185606A1
    • 2008-08-07
    • US12068019
    • 2008-01-31
    • Masahiko SanoTakahiko SakamotoKeiji EmuraKatsuyoshi Kadan
    • Masahiko SanoTakahiko SakamotoKeiji EmuraKatsuyoshi Kadan
    • H01L33/00
    • H01L33/38H01L33/02H01L33/405H01L33/42H01L33/44H01L33/46H01L2224/48091H01L2224/48247H01L2224/48465H01L2224/49107H01L2224/73265H01L2924/00014H01L2924/00
    • The present invention provides a light emitting element capable or realizing at least one of, preferably, most of lower resistance, higher output, higher power efficiency (1 m/W), higher mass productivity and lower cost of the element using a light transmissive electrode for an electrode arranged exterior to the light emitting structure.A semiconductor light emitting element including a light emitting section, a first electrode, and a second electrode on a semiconductor structure including first and second conductive type semiconductor layers, the first and the second electrodes being arranged on the first conductive type semiconductor layer and a second conductive type semiconductor layer of the light emitting section, respectively; and a light transmissive insulating film formed on at least one part of the second conductive type semiconductor layer; wherein the second electrode includes a first layer of a light transmissive conductive film for covering at least one part of the second conductive type semiconductor layer and a second layer which is arranged on at least one part of the light transmissive insulating film and which conducts to the first layer; a light reflecting part is formed on a surface side of the first layer, and a boundary region of the light transmissive insulating film and the semiconductor structure; and the second layer side surface of the light transmissive insulating film is distant from the semiconductor structure than the surface of the first layer is provided.
    • 本发明提供一种能够或实现低电阻,更高输出,更高功率效率(1m / W),更高的批量生产率和使用透光电极的元件的成本中的至少一个,优选地大多数的发光元件 用于布置在发光结构外部的电极。 一种半导体发光元件,包括在包括第一和第二导电类型半导体层的半导体结构上的发光部分,第一电极和第二电极,所述第一和第二电极布置在第一导电类型半导体层上, 导电型半导体层; 以及形成在所述第二导电类型半导体层的至少一部分上的透光绝缘膜; 其中所述第二电极包括用于覆盖所述第二导电类型半导体层的至少一部分的透光导电膜的第一层和布置在所述透光绝缘膜的至少一部分上的第二层, 第一层; 在第一层的表面侧和透光性绝缘膜与半导体结构的边界区域形成有光反射部, 并且提供透光绝缘膜的第二层侧表面比第一层的表面远离半导体结构。
    • 5. 发明授权
    • Semiconductor light emitting element
    • 半导体发光元件
    • US08546840B2
    • 2013-10-01
    • US13360125
    • 2012-01-27
    • Yoshiki InoueKeiji Emura
    • Yoshiki InoueKeiji Emura
    • H01L33/00
    • H01L33/38H01L33/20H01L33/382
    • The present invention provides a semiconductor light emitting element having; a semiconductor layer where an n-type semiconductor layer, a light emitting layer and a p-type semiconductor layer are laminated; an n-side electrode connected to the n-type semiconductor layer; and a p-side electrode connected to the p-type semiconductor layer; when the semiconductor light emitting element is viewed from above, the n-side electrode has a n-side pad electrode and n-side extension, the n-side extension comprises an n-side first extension extending from the n-side pad electrode toward the p-side pad electrode and an n-side second extension extending from the n-side first extension and formed T shape with the n-side first extension, the p-side electrode has a p-side pad electrode and a p-side extension formed so as to surround the n-side electrode, the p-side side extension comprises an p-side first extension extending from the p-side pad electrode parallel to the n-side second extension.
    • 本发明提供一种半导体发光元件,其具有: 层叠n型半导体层,发光层和p型半导体层的半导体层; 连接到n型半导体层的n侧电极; 和连接到p型半导体层的p侧电极; 当从上方观察半导体发光元件时,n侧电极具有n侧焊盘电极和n侧延伸,n侧延伸部包括从n侧焊盘电极延伸的n侧第一延伸部 p侧焊盘电极和从n侧第一延伸部延伸并形成为具有n侧第一延伸部的T形的n侧第二延伸部,p侧电极具有p侧焊盘电极和p侧 延伸形成为围绕n侧电极,p侧侧延伸部包括从p侧焊盘电极平行于n侧第二延伸部延伸的p侧第一延伸部。
    • 6. 发明授权
    • Light emitting element with extended electrodes structure
    • 具有延伸电极结构的发光元件
    • US08466487B2
    • 2013-06-18
    • US13187667
    • 2011-07-21
    • Keiji Emura
    • Keiji Emura
    • H01L33/00
    • H01L33/38H01L33/20H01L33/42
    • A semiconductor light emitting element has a first electrode and a second electrode provided on a semiconductor layer; the first electrode has a first external connector and a first extended portion and second extended portion that extend from the first external connector, the second electrode has a second external connector, and a third extended portion, a fourth extended portion, and a fifth extended portion that extend from the second external connector, the third extended portion extends along the first extended portion and farther outside than the first extended portion, the fourth extended portion extends along the second extended portion and farther outside than the second extended portion, and the fifth extended portion extends an area between the third extended portion and the fourth extended portion to the first external connector side, and the fifth extended portion is either on a line that links a point on the first extended portion at the position closest to the second external connector and a point on the second extended portion at the position closest to the second external connector, or closer to the second external connector side than the line.
    • 半导体发光元件具有设置在半导体层上的第一电极和第二电极; 所述第一电极具有第一外部连接器和从所述第一外部连接器延伸的第一延伸部分和第二延伸部分,所述第二电极具有第二外部连接器,以及第三延伸部分,第四延伸部分和第五延伸部分 所述第三延伸部分从所述第二外部连接器延伸,所述第三延伸部分沿着所述第一延伸部分延伸并且比所述第一延伸部分更远,所述第四延伸部分沿着所述第二延伸部分延伸并且比所述第二延伸部分更远地延伸, 部分将第三延伸部分和第四延伸部分之间的区域延伸到第一外部连接器侧,并且第五延伸部分在与最靠近第二外部连接器的位置连接第一延伸部分上的点的线上,以及 或者在最靠近第二外部连接器的位置处的第二延伸部分上的点 比线路更靠近第二个外部连接器侧。
    • 7. 发明授权
    • Semiconductor light emitting element
    • 半导体发光元件
    • US08592853B2
    • 2013-11-26
    • US13218338
    • 2011-08-25
    • Hidetoshi TanakaKeiji Emura
    • Hidetoshi TanakaKeiji Emura
    • H01L33/62
    • H01L33/38H01L33/0079H01L33/22H01L33/44H01L2924/0002H01L2924/00
    • A semiconductor light emitting element includes: a semiconductor layer; first electrodes arranged in a staggered array on an upper surface of the semiconductor layer; and a second electrode on a lower surface of the semiconductor layer. Each first electrode includes an external connection, a first elongated portion which extends from the external connection toward a central region of the upper surface of the semiconductor layer, and a second elongated portion which extends from the external connection to a near-edge region of the semiconductor layer. In addition, the first electrodes are arrayed so that a near-tip part of the first elongated portion of each first electrode is opposed to a near-tip part of the first elongated portion of each of an adjacent one or ones of the first electrodes in a direction in which the first electrodes arranged, on the central region of the semiconductor layer.
    • 半导体发光元件包括:半导体层; 在半导体层的上表面上布置成交错排列的第一电极; 以及在半导体层的下表面上的第二电极。 每个第一电极包括外部连接,从外部连接朝向半导体层的上表面的中心区域延伸的第一细长部分和从外部连接延伸到第二细长部分的近边缘区域的第二细长部分 半导体层。 此外,第一电极排列成使得每个第一电极的第一细长部分的近尖端部分与相邻的一个或多个第一电极中的每一个的第一细长部分的近端部分相对, 第一电极在半导体层的中心区域上排列的方向。
    • 10. 发明申请
    • SEMICONDUCTOR LIGHT EMITTING ELEMENT
    • 半导体发光元件
    • US20120049238A1
    • 2012-03-01
    • US13218338
    • 2011-08-25
    • Hidetoshi TANAKAKeiji Emura
    • Hidetoshi TANAKAKeiji Emura
    • H01L33/62
    • H01L33/38H01L33/0079H01L33/22H01L33/44H01L2924/0002H01L2924/00
    • A semiconductor light emitting element includes: a semiconductor layer; first electrodes arranged in a staggered array on an upper surface of the semiconductor layer; and a second electrode on a lower surface of the semiconductor layer. Each first electrode includes an external connection, a first elongated portion which extends from the external connection toward a central region of the upper surface of the semiconductor layer, and a second elongated portion which extends from the external connection to a near-edge region of the semiconductor layer. In addition, the first electrodes are arrayed so that a near-tip part of the first elongated portion of each first electrode is opposed to a near-tip part of the first elongated portion of each of an adjacent one or ones of the first electrodes in a direction in which the first electrodes arranged, on the central region of the semiconductor layer.
    • 半导体发光元件包括:半导体层; 在半导体层的上表面上布置成交错排列的第一电极; 以及在半导体层的下表面上的第二电极。 每个第一电极包括外部连接,从外部连接朝向半导体层的上表面的中心区域延伸的第一细长部分和从外部连接延伸到第二细长部分的近边缘区域的第二细长部分 半导体层。 此外,第一电极被排列成使得每个第一电极的第一细长部分的近尖端部分与相邻的一个或多个第一电极中的每一个的第一细长部分的近尖端部分相对, 第一电极在半导体层的中心区域上排列的方向。