Is a
Patent attributes
Patent Applicant
Current Assignee
Patent Jurisdiction
Patent Number
Date of Patent
May 11, 2021
Patent Application Number
16544074
Date Filed
August 19, 2019
Patent Citations Received
Patent Primary Examiner
Patent abstract
Structures including a photodiode and methods of fabricating such structures. A substrate has a top surface, a well, and a trench extending from the top surface to the well. A photodiode is positioned in the trench. The photodiode includes an electrode that is provided by a first portion of the well. A bipolar junction transistor has an emitter that is positioned over the top surface of the substrate and a subcollector that is positioned below the top surface of the substrate. The subcollector is provided by a second portion of the well.
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