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:
May. 16, 2017
Filed:
Sep. 25, 2013
Applicant:
Sanyo Electric Co., Ltd., Osaka, JP;
Inventors:
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 31/0224 (2006.01); H01L 31/068 (2012.01); H01L 31/0747 (2012.01); H01L 31/18 (2006.01);
U.S. Cl.
CPC ...
H01L 31/022441 (2013.01); H01L 31/0747 (2013.01); H01L 31/1868 (2013.01); H01L 31/0682 (2013.01); Y02E 10/50 (2013.01);
Abstract
There is provided a photovoltaic device () having a substrate (), i-type amorphous layers () formed over a region of at least a part of a back surface of the substrate, and an i-type amorphous layer () formed over a region of at least a part of a light-receiving surface of the substrate (); and characterized in that electrodes () are provided on the back surface and no electrode is provided on the light-receiving surface, and an electrical resistance per unit area of the back surface side i-type amorphous layers is lower than an electrical resistance per unit area of the light-receiving surface side i-type amorphous layer.