Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
January 24, 2017
Patent Application Number
14657328
Date Filed
March 13, 2015
Patent Citations Received
Patent Primary Examiner
Patent abstract
A semiconductor photodetector element includes a semiconductor substrate having a first conductivity type; a columnar structure formed on a first surface of the semiconductor substrate, the columnar structure being composed of a semiconductor of the first conductivity type; a light absorption layer formed so as to surround the columnar structure; and a semiconductor layer formed so as to surround the light absorption layer.
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