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. 15, 2018
Filed:
Sep. 16, 2016
Applicant:
Aptos Energy, Llc, Sunnyvale, CA (US);
Inventors:
Thanh Ngoc Pham, San Jose, CA (US);
Joe Feng, Cupertino, CA (US);
Assignee:
Aptos Energy, LLC, Sunnyvale, CA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01L 21/00 (2006.01); H01L 31/20 (2006.01); H01L 31/18 (2006.01); H01L 31/0236 (2006.01);
U.S. Cl.
CPC ...
H01L 31/202 (2013.01); H01L 31/02363 (2013.01); H01L 31/1884 (2013.01);
Abstract
A photovoltaic device includes an intrinsic layer having two or more sublayers. The sublayers are intentionally deposited to include complementary concave and convex shapes. The sum of these layers resulting in a relatively flat surface for deposition of n- or p-doped layers. The photovoltaic device is optionally bifacial.