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:
Dec. 30, 2003
Filed:
Dec. 06, 2001
Applicant:
Inventors:
Horst Kibbel, Erbach, DE;
Ulf Koenig, Ulm, DE;
Johannes Konle, Voehringen, DE;
Hartmut Presting, Blaustein, DE;
Assignee:
DaimlerChrysler AG, Stuttgart, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 3/10352 ; H01L 3/104 ;
U.S. Cl.
CPC ...
H01L 3/10352 ; H01L 3/104 ;
Abstract
A silicon-germanium thin-film solar cell having a quantum well structure as an active base layer within the space-charge region of the silicon p-n diode junction. The quantum well structure is composed of a sequence of silicon and germanium layers. In this manner, a highly absorbent base layer is produced in a silicon solar cell.