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公开(公告)号:US20160211402A1
公开(公告)日:2016-07-21
申请号:US14812981
申请日:2015-07-29
发明人: Jiho JOO , Gyungock KIM , Myungjoon KWACK , Sang Hoon KIM , Sun Ae KIM , In Gyoo KIM , Jaegyu PARK , Jin Hyuk OH , Ki Seok JANG
IPC分类号: H01L31/109 , H01L31/0224 , H01L31/0352 , H01L31/0304 , H01L31/028
CPC分类号: H01L31/022416 , H01L31/03529 , H01L31/1075 , H01L31/1808 , Y02E10/50 , Y02P70/521
摘要: Provided is a photodetector including a substrate, a first doped region on the substrate, a second doped region having a ring structure, wherein the second doped region is provided in the substrate, surrounds the first doped region and is horizontally spaced apart from a side of the first doped region, an optical absorption layer on the first doped region, a contact layer on the optical absorption layer, a first electrode on the contact layer, and a second electrode on the second doped region.
摘要翻译: 提供了一种光电探测器,其包括衬底,衬底上的第一掺杂区域,具有环形结构的第二掺杂区域,其中第二掺杂区域设置在衬底中,围绕第一掺杂区域并且与 第一掺杂区域,第一掺杂区域上的光吸收层,光吸收层上的接触层,接触层上的第一电极和第二掺杂区域上的第二电极。