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:
Sep. 17, 2013
Filed:
Aug. 02, 2010
Applicants:
Daniel Carleton Driscoll, Raleigh, NC (US);
Ashonita Chavan, Raleigh, NC (US);
Adam William Saxler, Cary, NC (US);
Inventors:
Daniel Carleton Driscoll, Raleigh, NC (US);
Ashonita Chavan, Raleigh, NC (US);
Adam William Saxler, Cary, NC (US);
Assignee:
Cree, Inc., Durham, NC (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 33/00 (2010.01);
U.S. Cl.
CPC ...
Abstract
A semiconductor device may include a doped semiconductor region wherein a dopant concentration of the semiconductor region is modulated over a plurality of intervals. Each interval may include at least one portion having a relatively low dopant concentration and at least one portion having a relatively high dopant concentration. A plurality of delta doped layers may be included in the plurality of intervals. Related methods are also discussed.