Light emitting diode
    31.
    发明专利
    Light emitting diode 审中-公开
    发光二极管

    公开(公告)号:JP2014116620A

    公开(公告)日:2014-06-26

    申请号:JP2014007258

    申请日:2014-01-17

    Abstract: PROBLEM TO BE SOLVED: To provide a light emitting diode to which a plurality of light emitting cells are electrically connected on a substrate.SOLUTION: A light emitting element 300 includes: a substrate; a plurality of light emitting cells 100 and 200; and at least four electrodes formed on the substrate. A plurality of light emitting cells constitutes a first light emitting cell block and a second light emitting cell block. A first electrode 310 in four electrodes is connected to among an anode of a first light emitting cell in the second light emitting cell block, a cathode of a fourth light emitting cell, and an AC power supply. A second electrode 320 is connected to among the anode of a second light emitting cell in the second light emitting cell block, the cathode of a third light emitting cell, and the AC power supply. A third electrode 330 is connected to among the cathode of first light emitting cell, the cathode of second light emitting cell, and an external circuit connected to one end of the anode side in the first light emitting cell block. A fourth electrode 340 is connected to the anode in first light emitting cell block.

    Abstract translation: 要解决的问题:提供在基板上电连接多个发光单元的发光二极管。解决方案:发光元件300包括:基板; 多个发光单元100和200; 以及形成在基板上的至少四个电极。 多个发光单元构成第一发光单元块和第二发光单元块。 四个电极中的第一电极310连接到第二发光单元块中的第一发光单元的阳极,第四发光单元的阴极和交流电源中。 第二电极320连接到第二发光单元块中的第二发光单元的阳极,第三发光单元的阴极和交流电源中。 第三电极330连接到第一发光单元的阴极,第二发光单元的阴极和与第一发光单元块中的阳极侧的一端连接的外部电路。 第四电极340连接到第一发光单元块中的阳极。

    Method of manufacturing nitride-system light-emitting diode
    38.
    发明专利
    Method of manufacturing nitride-system light-emitting diode 审中-公开
    制造氮化物发光二极管的方法

    公开(公告)号:JP2014143255A

    公开(公告)日:2014-08-07

    申请号:JP2013009709

    申请日:2013-01-23

    Abstract: PROBLEM TO BE SOLVED: To provide a technology for manufacturing a nitride-system light-emitting diode that has an active layer having a good-quality quantum well structure by using a large-area nitride semiconductor substrate whose principal surface has an off angle of 1-10 degrees in terms of an absolute value to an m-plane.SOLUTION: A method of manufacturing a nitride-system light-emitting diode includes a first step of growing an active layer having a quantum well structure containing In on a growth principal surface of a nitride semiconductor substrate having the growth principal surface. The growth principal surface is a plane having an off angle of 1-10 degrees in terms of an absolute value to an m-plane. A growth temperature of the nitride semiconductor layer to be grown on the nitride semiconductor substrate is set to 950°C or less prior to the first step.

    Abstract translation: 要解决的问题:为了提供一种用于制造氮化物系发光二极管的技术,该氮化物系发光二极管具有通过使用主面偏离角为1的大面积氮化物半导体衬底而具有质量好的量子阱结构的有源层 制造氮化物系发光二极管的方法包括:在生长主表面上生长含有In的量子阱结构的活性层的第一步骤 的具有生长主表面的氮化物半导体衬底。 生长主表面是与绝对值相对于m面的偏角为1-10度的平面。 在氮化物半导体衬底上生长的氮化物半导体层的生长温度在第一步骤之前设定为950℃以下。

    High-efficiency light-emitting diode
    39.
    发明专利
    High-efficiency light-emitting diode 有权
    高效发光二极管

    公开(公告)号:JP2014120774A

    公开(公告)日:2014-06-30

    申请号:JP2013255499

    申请日:2013-12-10

    Abstract: PROBLEM TO BE SOLVED: To provide a high-efficiency light-emitting diode.SOLUTION: A light-emitting diode includes: a semiconductor laminate structure 30 including a p-type compound semiconductor layer 29, an active layer 27, and an n-type compound semiconductor layer 25; a first electrode located above the semiconductor laminate structure 30; and a graphene-meta material laminate structure 50 at least partially located between the first electrode and the semiconductor laminate structure 30. The adoption of the meta material can prevent light loss due to the first electrode and can increase the light efficiency of the light-emitting diode.

    Abstract translation: 要解决的问题:提供一种高效率的发光二极管。发光二极管包括:半导体层叠结构30,包括p型化合物半导体层29,有源层27和n型 化合物半导体层25; 位于半导体层叠结构30上方的第一电极; 以及至少部分地位于第一电极和半导体层叠结构30之间的石墨烯材料叠层结构50.采用该超材料可以防止由于第一电极引起的光损失并且可以提高发光的光效率 二极管。

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