The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Aug. 08, 2017
Filed:
Jul. 29, 2015
Electronics and Telecommunications Research Institute, Daejeon, KR;
Jiho Joo, Daejeon, KR;
Gyungock Kim, Daejeon, KR;
Myungjoon Kwack, Gimpo, KR;
Sang Hoon Kim, Daejeon, KR;
Sun Ae Kim, Daejeon, KR;
In Gyoo Kim, Daejeon, KR;
Jaegyu Park, Daejeon, KR;
Jin Hyuk Oh, Daejeon, KR;
Ki Seok Jang, Daejeon, KR;
ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE, Daejeon, KR;
Abstract
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.