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:
Nov. 04, 2025
Filed:
Dec. 19, 2022
Hefei Xinsheng Optoelectronics Technology Co., Ltd., Anhui, CN;
Boe Technology Group Co., Ltd., Beijing, CN;
Xiaoye Ma, Beijing, CN;
Ruifang Du, Beijing, CN;
Haijiao Qian, Beijing, CN;
Huanhuan Huang, Beijing, CN;
Chengshao Yang, Beijing, CN;
Ran Zhang, Beijing, CN;
Hefei Xinsheng Optoelectronics Technology Co., Ltd., Anhui, CN;
Beijing BOE Technology Development Co., Ltd., Beijing, CN;
Abstract
The present disclosure provides a liquid crystal writing board and a method for repairing the same. The liquid crystal writing board includes a first substrate, a second substrate, and a bistable liquid crystal layer disposed between the first substrate and the second substrate. The first substrate includes a plurality of first signal line groups, the first signal line group including at least two first signal lines; a plurality of second signal lines, the first signal lines and the second signal lines intersecting with each other; and a control electrode disposed in an area surrounded by two adjacent first signal lines and two adjacent second signal lines, the first signal lines and the second signal lines being configured to jointly provide control signals to the control electrode. The first signal lines in the first signal line group are electrically connected with each other.