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.

Date of Patent:
Nov. 19, 2024

Filed:

Jun. 23, 2022
Applicants:

Zhejiang Jinko Solar Co., Ltd., Zhejiang, CN;

Jinko Solar Co., Ltd., Jiangxi, CN;

Inventors:

Mengchao Shen, Zhejiang, CN;

Lipeng Wang, Zhejiang, CN;

Zhongxiang Yang, Zhejiang, CN;

Zhao Wang, Zhejiang, CN;

Jie Yang, Zhejiang, CN;

Xinyu Zhang, Zhejiang, CN;

Assignees:

ZHEJIANG JINKO SOLAR CO., LTD., Haining Zhejiang, CN;

JINKO SOLAR CO., LTD., Jiangxi, CN;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 31/0352 (2006.01); H01L 31/18 (2006.01);
U.S. Cl.
CPC ...
H01L 31/03529 (2013.01); H01L 31/186 (2013.01);
Abstract

Embodiments of the present disclosure relates to the field of solar cells, and in particular to a solar cell and a production method thereof, and a photovoltaic module. The solar cell includes: a N-type substrate; a P-type emitter formed on a first surface of the N-type substrate and including a first portion and a second portion, a top surface of the first portion includes a first pyramid structure, and at least a part of at least one inclined surface of the first pyramid structure is concave or convex relative to a center of the first pyramid structure, a top surface of the second portion includes a second pyramid structure, and inclined surfaces of the second pyramid structure are planar; and a tunnel layer and a doped conductive layer located on a second surface of the N-type substrate. The present disclosure can improve the photoelectric conversion performance of solar cells.


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