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:
Aug. 01, 2017
Filed:
Oct. 05, 2012
Total Marketing Services, Puteaux, FR;
Katholieke Universiteit Leuven, K.u. Leuven R&d, Leuven, BE;
Imec, Leuven, BE;
IMEC, Leuven, BE;
Total Marketing Services, Puteaux, FR;
Abstract
The invention relates to the manufacturing process of a solar cell () with back contact and passivated emitter, comprising a dielectric stack () of at least two layers consisting of at least a first dielectric layer () made of AlOx in contact with a p-type silicon layer (), and a second dielectric layer () deposited on the first dielectric layer (). Besides, the method of manufacturing comprising a formation step of at least one partial opening () preferably by laser ablation into the dielectric stack (), sparing at least partially the aforementioned first dielectric layer.