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:
Apr. 27, 2021
Filed:
Jun. 15, 2020
Jinko Green Energy (Shanghai) Management Co., Ltd, Shanghai, CN;
Zhejiang Jinko Solar Co., Ltd, Zhejiang, CN;
Wenqi Li, Shanghai, CN;
Jie Yang, Shanghai, CN;
Xueting Yuan, Shanghai, CN;
Xinyu Zhang, Shanghai, CN;
Hao Jin, Shanghai, CN;
JINKO GREEN ENERGY (SHANGHAI) MANAGEMENT CO., LTD., Shanghai, CN;
ZHEJIANG JINKO SOLAR CO., LTD, Zhejiang, CN;
Abstract
A solar cell is provided. The solar cell at least includes a semiconductor layer and a plurality of passivation layers provided on a back surface of the semiconductor layer. The passivation layers include a first silicon oxynitride film layer having a first refractive index, a second silicon oxynitride film layer having a second refractive index and provided on a surface of the first silicon oxynitride film layer, and a silicon nitride film layer having a third refractive index and provided on a surface of the second silicon oxynitride film layer.