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:
Oct. 24, 2017
Filed:
Nov. 07, 2014
Applicant:
Lg Electronics Inc., Seoul, KR;
Inventors:
Assignee:
LG ELECTRONICS INC., Seoul, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 31/00 (2006.01); H01L 31/0224 (2006.01); H01L 31/05 (2014.01); H01L 31/068 (2012.01); H01L 31/056 (2014.01); H01L 31/028 (2006.01);
U.S. Cl.
CPC ...
H01L 31/022425 (2013.01); H01L 31/028 (2013.01); H01L 31/022441 (2013.01); H01L 31/022491 (2013.01); H01L 31/056 (2014.12); H01L 31/0516 (2013.01); H01L 31/0682 (2013.01); Y02E 10/52 (2013.01); Y02E 10/547 (2013.01);
Abstract
A solar cell is discussed. The solar cell according to an embodiment includes a photoelectric conversion unit including a first conductive type region and a second conductive type region formed on the same side of the photoelectric conversion unit; and an electrode formed on the photoelectric conversion unit and including an adhesive layer formed on the photoelectric conversion unit and an electrode layer formed on the adhesive layer, wherein the adhesive layer has a coefficient of thermal expansion that is greater than a coefficient of thermal expansion of the photoelectric conversion unit and is less than a coefficient of thermal expansion of the electrode layer.