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:
Dec. 10, 2024

Filed:

Feb. 20, 2024
Applicants:

Jinko Solar (Haining) Co., Ltd., Haining, CN;

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

Inventors:

Wenqi Li, Haining, CN;

Shijie Zhao, Haining, CN;

Caijie Qiu, Haining, CN;

Assignees:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 31/02 (2006.01); H01L 31/0216 (2014.01); H01L 31/0224 (2006.01); H01L 31/0236 (2006.01); H01L 31/0475 (2014.01); H01L 31/048 (2014.01);
U.S. Cl.
CPC ...
H01L 31/02008 (2013.01); H01L 31/02168 (2013.01); H01L 31/022425 (2013.01); H01L 31/02366 (2013.01); H01L 31/0475 (2014.12); H01L 31/048 (2013.01);
Abstract

A solar cell is provided, including a substrate having a first surface and a second surface opposite to each other, an emitter formed on the first surface of the substrate and including a textured structure on a side away from the first surface, a passivation structure formed on the textured structure, first electrodes penetrating the passivation structure and in electrical contact with the textured structure of the emitter, and conductive eutectic layers each formed between a respective first electrode and the emitter and including first conductive particles and second conductive particles. Each of the first conductive particles has a shape different from a shape of any of the second conductive particles. The first conductive particles and the second conductive particles have a first number, the first conductive particles have a second number, and a ratio of the second number to the first number in a range of 20% to 80%.


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