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. 27, 2021
Filed:
Dec. 23, 2019
Applicant:
Young-kwon Jun, Seoul, KR;
Inventor:
Young-Kwon Jun, Seoul, KR;
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 31/18 (2006.01); H01L 31/0288 (2006.01); H01L 31/0216 (2014.01); H01L 31/0392 (2006.01); H01L 31/0336 (2006.01); H01L 31/032 (2006.01);
U.S. Cl.
CPC ...
H01L 31/18 (2013.01); H01L 31/0216 (2013.01); H01L 31/0288 (2013.01); H01L 31/0323 (2013.01); H01L 31/0327 (2013.01); H01L 31/0392 (2013.01); H01L 31/03365 (2013.01); Y02E 10/50 (2013.01); Y02P 70/50 (2015.11);
Abstract
A method for preparing a solar cell, includes: forming a first electrode on a substrate; forming a light absorbing layer on the first electrode; and forming a second electrode on the light absorbing layer, wherein the method further comprises forming an impurity material layer including an impurity element on the light absorbing layer adjacent to the first electrode or the second electrode in any one side or both sides thereof, and forming a doping layer by diffusing the impurity element into a portion of the light absorbing layer.