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:
Mar. 17, 2015
Filed:
May. 16, 2014
Applicant:
Electronics and Telecommunications Research Institute, Daejeon, KR;
Inventor:
Hogyeong Yun, Seoul, KR;
Assignee:
Electronics and Telecommunications Research Institute, Daejeon, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 27/15 (2006.01); H01L 29/167 (2006.01); H01L 31/12 (2006.01); H01L 33/00 (2010.01); H01G 9/20 (2006.01);
U.S. Cl.
CPC ...
H01G 9/20 (2013.01); H01G 9/2031 (2013.01); Y02E 10/542 (2013.01);
Abstract
Provided are a solar cell and a method of manufacturing the same. The method includes: preparing a bottom substrate including sequentially stacked first and second portions, each of the first and second portions including a plurality of grains, wherein the maximum grain size of the second portion is less than the minimum grains size of the first portion; exposing the first portion of the bottom substrate by removing the second portion of the bottom substrate; and forming a photovoltaic conversion layer on the first portion of the bottom substrate.