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:
May. 19, 2026
Filed:
Jul. 29, 2022
Hefei Boe Optoelectronics Technology Co., Ltd., Hefei, CN;
Boe Technology Group Co., Ltd., Beijing, CN;
Ru Zhou, Beijing, CN;
Hailin Xue, Beijing, CN;
Sheng Wang, Beijing, CN;
Yuansheng Zang, Beijing, CN;
Xiaoqing Peng, Beijing, CN;
Qianqian Zhang, Beijing, CN;
Jinbo Xu, Beijing, CN;
Shiming Shang, Beijing, CN;
Yijun Wang, Beijing, CN;
Xufei Xu, Beijing, CN;
Baoman Li, Beijing, CN;
HEFEI BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., Hefei, CN;
BOE TECHNOLOGY GROUP CO., LTD., Beijing, CN;
Abstract
A grating regulating device is applied to a 3D displaying device. The 3D displaying device includes a display panel, the display panel includes a first polarizing unit, the grating regulating device is provided on one side of the display panel away from the first polarizing unit, and the grating regulating device includes: a first substrate and a second substrate, wherein the first substrate and the second substrate face each other; a second polarizing unit provided on one side of the second substrate away from the first substrate; and a third polarizing unit provided on one side of the first substrate away from the second substrate; and an absorption axis of the first polarizing unit and an absorption axis of the second polarizing unit are perpendicular, and the absorption axis of the second polarizing unit and an absorption axis of the third polarizing unit are perpendicular.