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:
Apr. 23, 2024
Filed:
Jun. 14, 2021
Applicant:
Richard R. King, Tempe, AZ (US);
Inventor:
Richard R. King, Tempe, AZ (US);
Assignee:
Arizona Board of Regents on behalf of Arizona State University, Scottsdale, AZ (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 31/0725 (2012.01); H01L 31/073 (2012.01); H01L 31/0735 (2012.01);
U.S. Cl.
CPC ...
H01L 31/0725 (2013.01); H01L 31/073 (2013.01); H01L 31/0735 (2013.01);
Abstract
A multi junction solar cell includes one or more upper cells and a thin-film, polycrystalline, low-bandgap bottom cell. A single-junction solar cell includes a polycrystalline semiconductor thin film, wherein a bandgap of the solar cell is greater than 1.2 eV or less than 1.2 eV, and the solar cell is configured to receive light through two surfaces, such that the bottom cell has bifacial operation.