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:
Jan. 16, 2018
Filed:
Jul. 27, 2012
Seunghwan Shim, Seoul, KR;
Kisu Kim, Seoul, KR;
Eunae Yoon, Seoul, KR;
Yuju Hwang, Seoul, KR;
Younghyun Lee, Seoul, KR;
Sangwook Park, Seoul, KR;
Seunghwan Shim, Seoul, KR;
Kisu Kim, Seoul, KR;
Eunae Yoon, Seoul, KR;
Yuju Hwang, Seoul, KR;
Younghyun Lee, Seoul, KR;
Sangwook Park, Seoul, KR;
LG ELECTRONICS INC., Seoul, KR;
Abstract
A solar cell includes a substrate formed of n-type single crystal silicon, an emitter region of a p-type which is positioned at a first surface of the substrate and includes a first emitter region having a first sheet resistance and a second emitter region having a second sheet resistance less than the first sheet resistance, a plurality of surface field regions of the n-type locally positioned at a second surface opposite the first surface of the substrate, a plurality of first electrodes which are positioned only on the second emitter region to be separated from one another and are connected to the second emitter region, and a plurality of second electrodes which are positioned on the plurality of surface field regions to be separated from one another and are connected to the plurality of surface field regions.