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:
Apr. 19, 2016
Filed:
Apr. 05, 2011
Applicants:
Qingchun Zhang, Cary, NC (US);
Jason Henning, Carborro, NC (US);
Inventors:
Qingchun Zhang, Cary, NC (US);
Jason Henning, Carborro, NC (US);
Assignee:
Cree, Inc., Durham, NC (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 29/872 (2006.01); H01L 29/06 (2006.01); H01L 29/66 (2006.01); H01L 29/16 (2006.01);
U.S. Cl.
CPC ...
H01L 29/872 (2013.01); H01L 29/0619 (2013.01); H01L 29/0661 (2013.01); H01L 29/1608 (2013.01); H01L 29/6606 (2013.01); H01L 29/66143 (2013.01);
Abstract
An electronic device includes a drift region, a Schottky contact on a surface of the drift region, and an edge termination structure in the drift region adjacent the Schottky contact. The edge termination structure includes a recessed region that is recessed from the surface of the drift region by a distance d that may be about 0.5 microns.