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. 01, 2022
Filed:
Apr. 25, 2019
Applicants:
Beijing Boe Display Technology Co., Ltd., Beijing, CN;
Boe Technology Group Co., Ltd., Beijing, CN;
Inventors:
Assignees:
BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., Beijing, CN;
BOE TECHNOLOGY GROUP CO., LTD., Beijing, CN;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02F 1/167 (2019.01); G02F 1/1335 (2006.01); G02F 1/1343 (2006.01);
U.S. Cl.
CPC ...
G02F 1/167 (2013.01); G02F 1/13439 (2013.01); G02F 1/133504 (2013.01); G02F 1/134309 (2013.01);
Abstract
The present disclosure relates to a display panel. The display panel includes a light switching layer, and a color film layer located on the light switching layer, wherein the color film layer includes a diffraction grating. The color film layer further includes a collimating layer located on a side of the diffraction grating facing away from the light switching layer. The color film layer further includes a light splitting layer located between the diffraction grating and the light switching layer.