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:
Jun. 09, 2015
Filed:
May. 24, 2012
Applicants:
Jianming Fu, Palo Alto, CA (US);
Zheng Xu, Pleasanton, CA (US);
Jiunn Benjamin Heng, San Jose, CA (US);
Chentao Yu, Sunnyvale, CA (US);
Inventors:
Jianming Fu, Palo Alto, CA (US);
Zheng Xu, Pleasanton, CA (US);
Jiunn Benjamin Heng, San Jose, CA (US);
Chentao Yu, Sunnyvale, CA (US);
Assignee:
SolarCity Corporation, San Mateo, CA (US);
Primary Examiner:
Int. Cl.
CPC ...
H01L 31/02 (2006.01); H01L 31/0747 (2012.01); H01L 31/18 (2006.01); H01L 31/0224 (2006.01); H01L 31/054 (2014.01);
U.S. Cl.
CPC ...
H01L 31/0747 (2013.01); H01L 31/1804 (2013.01); Y02E 10/52 (2013.01); Y02E 10/547 (2013.01); H01L 31/022433 (2013.01); H01L 31/054 (2014.12);
Abstract
One embodiment of the present invention provides a photovoltaic module. The photovoltaic module includes an optical concentrator and a tunneling-junction solar cell. The tunneling junction solar cell includes a base layer, a quantum-tunneling-barrier (QTB) layer situated above the base layer, an emitter layer, a front-side electrode, and a back-side electrode.