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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.:

US 12243952 B1

PDFFull Text
Date of Patent:
Mar. 04, 2025

Filed:

Sep. 15, 2022

Double-sided passivated contact cell and preparation method thereof

Applicant:

Changzhou Shichuang Energy Co., Ltd, Suzhou, CN;

Inventors:

Changrui Ren, Suzhou, CN;

Songbo Yang, Henan, CN;

Jianwen Dong, Suzhou, CN;

Liming Fu, Zhejiang, CN;

Assignee:

CHANGZHOU SHICHUANG ENERGY CO., LTD, Jiangsu, CN;

Attorney:

JCIPRNET

Primary Examiner:

Earl N Taylor

Int. Cl.
CPC ...
H01L 31/18 (2006.01); H01L 31/0216 (2014.01); H01L 31/0236 (2006.01); H01L 31/0288 (2006.01); H01L 31/0368 (2006.01);
U.S. Cl.
CPC ...
H01L 31/182 (2013.01); H01L 31/02167 (2013.01); H01L 31/02366 (2013.01); H01L 31/0288 (2013.01); H01L 31/03682 (2013.01);
Abstract

The present disclosure provides a double-sided passivated contact cell, where a front side and a rear side of the double-sided passivated contact cell each are provided with a tunnel layer, a doped polysilicon layer, and a passivation layer sequentially from an inside to an outside; and for the doped polysilicon layer at the front side and the doped polysilicon layer at the rear side, one of the doped polysilicon layer at the front side and the doped polysilicon layer at the rear side is a boron and carbon co-doped polysilicon layer, and the other of the doped polysilicon layer at the front side and the doped polysilicon layer at the rear side is a phosphorus and carbon co-doped polysilicon layer. The present disclosure further provides a preparation method of the double-sided passivated contact cell.

Find Patent Forward Citations

Ren, Changrui. (2025). Double-sided passivated contact cell and preparation method thereof (U.S. Patent No. 12243952). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12243952

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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