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:
Apr. 25, 2023
Filed:
Aug. 21, 2020
Beijing Boe Display Technology Co., Ltd., Beijing, CN;
Boe Technology Group Co., Ltd., Beijing, CN;
Song Yang, Beijing, CN;
Ge Shi, Beijing, CN;
Haijun Niu, Beijing, CN;
Yujie Liu, Beijing, CN;
Ming Zhu, Beijing, CN;
Shiyu Zhang, Beijing, CN;
Zheng Fang, Beijing, CN;
Yanliu Sun, Beijing, CN;
Jiahui Han, Beijing, CN;
Yuyao Wang, Beijing, CN;
BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., Beijing, CN;
BOE TECHNOLOGY GROUP CO., LTD., Beijing, CN;
Abstract
The color filter substrate includes a photoluminescent layer and an optical path adjustment layer. The photoluminescent layer includes a plurality of photoluminescent portions. Each photoluminescent portion is configured to receive backlight and emit excitation light. The optical path adjustment layer is located on a light incident side of the photoluminescent layer, and the optical path adjustment layer is configured to increase an incident angle of at least portion of the backlight that enters the photoluminescent layer.