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. 29, 2013
Filed:
Dec. 29, 2009
Juwan Kang, Seoul, KR;
Jihoon Ko, Seoul, KR;
Juhwan Yun, Seoul, KR;
Jonghwan Kim, Seoul, KR;
LG Electronics Inc., Seoul, KR;
Abstract
A solar cell and a method of manufacturing the same are disclosed. The solar cell includes a substrate of a first conductive type having at least one via hole, an emitter layer of a second conductive type opposite the first conductive type formed in the substrate, at least one first electrode formed on the emitter layer, at least one current collector positioned opposite the at least one first electrode with the substrate interposed between the at least one first electrode and the at least one current collector and is electrically connected to the at least one first electrode through the at least one via hole, and a second electrode that is spaced apart from the at least one current collector and is electrically connected to the substrate. A plurality of uneven portions are formed in the at least one via hole.