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:
Jul. 09, 2019
Filed:
Jul. 31, 2014
Changzhou Trina Solar Energy Co., Ltd., Changzhou, CN;
Yifeng Chen, Changzhou, CN;
Pierre J. Verlinden, Changzhou, CN;
Zhiqiang Feng, Changzhou, CN;
Hui Shen, Guangzhou, CN;
Pietro P. Altermatt, Hannover, DE;
Trina Solar Co., Ltd., , CN;
Abstract
Disclosed are a back-surface bridge type contact electrode of a crystalline silicon solar battery and a preparation method therefor. The back-surface bridge type contact electrode of a crystalline silicon solar battery includes a local electrode connected to a local back surface field and a back surface electrode which is covered with a back surface passivation film on a contact surface with a silicon wafer substrate, at least one bridge electrode is provided between the local electrode and the back surface electrode, the contact surface of the bridge electrode and the silicon wafer substrate is also covered with the back surface passivation film, the local electrode is connected to the back surface electrode via the bridge electrode, and the back surface passivation film is also provided, besides at the connection region of the bridge electrode, between the local electrode and the back surface electrode.