Document Type

Patent

Patent Number

US Patent 8,680,641

Patent agency

United States Patent and Trademark Office

Publication Date

3-25-2014

Assignee

University of Iowa Research Foundation (Iowa City, IA, US)

Application Number

13/031,093

Date Filed

2011-02-18

Total Pages

11 pages

Abstract

An article of manufacture and a method of defining a photodetector element are provided. The article of manufacture includes a photodector element comprising a junction formed by a first III-V semiconductor layer having a first charge type and a second III-V semiconductor layer comprising a second dopant having a second charge type. The second III-V semiconductor layer is disposed between the first III-V semiconductor layer and a wafer. Patterned dopant regions having a third charge type, the third charge type being the same as the first charge type, are disposed in the first III-V semiconductor layer.

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URL

https://ir.uiowa.edu/patents/614