发明名称 |
COMPOUND SEMICONDUCTOR LIGHT-EMITTING ELEMENT AND ILLUMINATION DEVICE USING THE SAME, AND METHOD FOR MANUFACTURING COMPOUND SEMICONDUCTOR LIGHT-EMITTING ELEMENT |
摘要 |
<p>A compound semiconductor light-emitting element includes: a substrate; a first electrode provided on one face of the substrate; a plurality of nanoscale columnar crystalline structures in which an n-type semiconductor layer, a light-emitting layer and a p-type semiconductor layer are stacked in order on the other face of the substrate; a second electrode connected to top portions of the plurality of columnar crystalline structures; and a foundation layer, provided on the side of the other face, in a first region being a partial region of the substrate; wherein a level difference is provided, on the other face, between the first region and a second region being at least part of a remaining region of the substrate excluding the first region.</p> |
申请公布号 |
EP2254164(A1) |
申请公布日期 |
2010.11.24 |
申请号 |
EP20090719384 |
申请日期 |
2009.03.13 |
申请人 |
PANASONIC ELECTRIC WORKS CO., LTD |
发明人 |
ARMITAGE, ROBERT DAVID |
分类号 |
H01L33/20;B82Y20/00;C23C14/06;H01L21/02;H01L21/203;H01L33/00;H01L33/06;H01L33/08;H01L33/24;H01L33/32;H01L33/50 |
主分类号 |
H01L33/20 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|