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:
Oct. 11, 2022
Filed:
Aug. 26, 2020
Beijing Boe Optoelectronics Technology Co., Ltd., Beijing, CN;
Boe Technology Group Co., Ltd., Beijing, CN;
Xuan Zhong, Beijing, CN;
Hongliang Yuan, Beijing, CN;
Jiantao Liu, Beijing, CN;
Jian Wang, Beijing, CN;
Donghua Zhang, Beijing, CN;
BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., Beijing, CN;
BEIJING BOE TECHNOLOGY DEVELOPMENT CO., LTD., Beijing, CN;
Abstract
An optical assembly, a liquid crystal display panel, and a display apparatus, the optical assembly including: a quarter-wave plate, a half-wave plate, and a linear polariser stacked in sequence; the direction of the absorption axis of the linear polariser, the direction of the slow axis of the half-wave plate and the quarter-wave plate are all parallel to the linear polariser; a first included angle between the direction of the absorption axis of the linear polariser and a first direction is 90°-100°; a second included angle between the direction of the slow axis of the half-wave plate and the first direction is 107°-114°; a third included angle between the direction of the slow axis of the quarter-wave plate and the first direction is 164°-176°.