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:
Feb. 28, 2023
Filed:
Dec. 24, 2019
Beijing Boe Display Technology Co., Ltd., Beijing, CN;
Boe Technology Group Co., Ltd., Beijing, CN;
Bingyang Liu, Beijing, CN;
Dongchuan Chen, Beijing, CN;
Xueqiang Qian, Beijing, CN;
Kaixuan Wang, Beijing, CN;
Xinli Ma, Beijing, CN;
BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., Beijing, CN;
BOE TECHNOLOGY GROUP CO., LTD., Beijing, CN;
Abstract
A dimming panel includes: a transparent base substrate and a plurality of dimming cells disposed on the transparent base substrate; each of the plurality of dimming cells comprises a refractive structure and an electric field structure disposed outside the refractive structure, the refractive structure comprises at least two film layers stacked, a refractive index difference between any two adjacent film layers in the at least two film layers is variable under an action of an electric field applied by the electric field structure.