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. 12, 2016
Filed:
Feb. 14, 2013
Applicant:
Lg Electronics Inc., Seoul, KR;
Inventors:
Assignee:
LG Electronics Inc., Seoul, KR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01L 31/0216 (2014.01); H01L 31/0224 (2006.01); H01L 31/068 (2012.01); H01L 31/18 (2006.01);
U.S. Cl.
CPC ...
H01L 31/068 (2013.01); H01L 31/18 (2013.01); H01L 31/1804 (2013.01); Y02E 10/547 (2013.01); Y02P 70/521 (2015.11);
Abstract
A solar cell according to an embodiment of the invention includes a semiconductor substrate; an emitter layer formed at the semiconductor substrate, wherein the emitter layer includes a first portion of a first resistance and a second portion of a second resistance higher than the first resistance, wherein the first portion includes a first dopant and a second dopant having the same conductive type and the second portion including the second dopant; a passivation layer formed on the emitter layer, wherein the passivation layer includes the first dopant; and an electrode electrically connected to the first portion through the passivation layer.