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:
Mar. 14, 2023
Filed:
Jul. 31, 2020
Applicant:
Meyer Burger (Germany) Gmbh, Hohenstein-Ernstthal, DE;
Inventors:
Jun Zhao, Port, CH;
Marcel Koenig, Chemnitz, DE;
Assignee:
Meyer Burger (Germany) GmbH, Hohenstein-Ernstthal, DE;
Primary Examiner:
Int. Cl.
CPC ...
H01L 31/068 (2012.01); H01L 31/0747 (2012.01); H01L 31/20 (2006.01);
U.S. Cl.
CPC ...
H01L 31/0682 (2013.01); H01L 31/0747 (2013.01); H01L 31/202 (2013.01);
Abstract
A backside emitter solar cell structure having a heterojunction, and a method and a device for producing the same. A backside intrinsic layer is first formed on the back side of the substrate, then a frontside intrinsic layer and a frontside doping layer are formed on the front side of the substrate, and finally a backside doping layer is formed on the back side of the substrate.