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:
Feb. 23, 2016
Filed:
Sep. 26, 2013
Applicant:
Lg Electronics Inc., Seoul, KR;
Inventors:
Assignee:
LG ELECTRONICS INC., Seoul, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 31/044 (2014.01); H01L 31/0216 (2014.01); H01L 31/0224 (2006.01); H01L 31/0368 (2006.01); H01L 31/068 (2012.01);
U.S. Cl.
CPC ...
H01L 31/02167 (2013.01); H01L 31/022441 (2013.01); H01L 31/03682 (2013.01); H01L 31/068 (2013.01); Y02E 10/546 (2013.01); Y02E 10/547 (2013.01);
Abstract
A solar cell is discussed. The solar cell includes a semiconductor substrate, a p-type conductive region formed at the semiconductor substrate and including a p-type impurity, and a passivation film formed on the p-type conductive region and including aluminum oxide. The passivation film has a thickness of 7 to 17 Å.