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. 26, 2016
Filed:
Jul. 14, 2011
Kathryn C. Fisher, Brooklyn, NY (US);
Qiang Huang, Sleepy Hollow, NY (US);
Satyavolu S. Papa Rao, Poughkeepsie, NY (US);
Ming-ling Yeh, Baltimore, MD (US);
Kathryn C. Fisher, Brooklyn, NY (US);
Qiang Huang, Sleepy Hollow, NY (US);
Satyavolu S. Papa Rao, Poughkeepsie, NY (US);
Ming-Ling Yeh, Baltimore, MD (US);
INTERNATIONAL BUSINESS MACHINES CORPORATION, Armonk, NY (US);
Abstract
A photovoltaic device is provided that includes a semiconductor substrate including a p-n junction with a p-type semiconductor portion and an n-type semiconductor portion one on top of the other. A plurality of patterned antireflective coating layers is located on a p-type semiconductor surface of the semiconductor substrate, wherein at least one portion of the p-type semiconductor surface of the semiconductor substrate is exposed. Aluminum is located directly on the at least one portion of the p-type semiconductor surface of the semiconductor substrate that is exposed.