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:
May. 01, 2018
Filed:
Feb. 11, 2014
Applicant:
Picasolar, Inc., Fayetteville, AR (US);
Inventors:
Seth Daniel Shumate, Fayetteville, AR (US);
Douglas Arthur Hutchings, Elkins, AR (US);
Hafeezuddin Mohammed, Fayetteville, AR (US);
Matthew Young, Fayetteville, AR (US);
Scott Little, Fayetteville, AR (US);
Assignee:
PICASOLAR, INC., Fayettevile, VA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01L 31/0216 (2014.01); H01L 31/18 (2006.01); H01L 31/0224 (2006.01); H01L 31/068 (2012.01);
U.S. Cl.
CPC ...
H01L 31/02167 (2013.01); H01L 31/02168 (2013.01); H01L 31/022433 (2013.01); H01L 31/068 (2013.01); H01L 31/1864 (2013.01); H01L 31/1868 (2013.01); Y02E 10/547 (2013.01); Y02P 70/521 (2015.11);
Abstract
A passivation layer is deposited on a first portion of a region of the solar cell. A grid line is deposited on a second portion of the region. The passivation layer is annealed to drive chemical species from the passivation layer to deactivate an electrical activity of a dopant in the first portion of the region of the solar cell.