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:
Nov. 29, 2016
Filed:
Jul. 09, 2012
Claus Zimmermann, Muenchen, DE;
Claus Zimmermann, Muenchen, DE;
ASTRIUM GMBH, Taufkirchen, DE;
Abstract
Solar cell including a substrate with first p-n-junction, separating the substrate into front portion having first doping and rear portion having second doping, being located close to front surface of substrate. A front layer having a p-n-junction, separating the front layer into front portion having first doping and rear portion having second doping. At least one first electric contact provided on front side of the solar cell electrically connected to front portion of the front layer, and second electric contact provided on rear side of solar cell electrically connected to a contact point provided on front side of the solar cell. Contact point is placed on a bottom surface of a groove open to front side of the cell and extending to rear portion of substrate, and an electrical connection between the second electric contact and the contact point is provided by the rear portion.