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:
Mar. 22, 2022
Filed:
Jan. 31, 2019
Applicant:
Boe Technology Group Co., Ltd., Beijing, CN;
Inventors:
Assignee:
BOE TECHNOLOGY GROUP CO., LTD., Beijing, CN;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02F 1/1335 (2006.01); H01L 27/32 (2006.01); H01L 51/00 (2006.01); H01L 51/50 (2006.01); H01L 51/52 (2006.01);
U.S. Cl.
CPC ...
G02F 1/133514 (2013.01); H01L 27/322 (2013.01); H01L 27/3246 (2013.01); H01L 51/0005 (2013.01); H01L 51/502 (2013.01); H01L 51/5265 (2013.01);
Abstract
There is provided a color filter sheet, a production method of a color filter sheet, and a display apparatus. A first quantum dot light-emitting portion, in which a light incident surface or a light emergent surface is a convex surface, is present on a base substrate of the color filter sheet, wherein the first quantum dot light-emitting portion is configured to emit light having a second wavelength after excitation with light having a first wavelength from the light incident surface.