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.

Date of Patent:
Sep. 17, 2019

Filed:

Oct. 18, 2017
Applicant:

Boe Technology Group Co., Ltd., Beijing, CN;

Inventors:

Yuting Zhang, Beijing, CN;

Ke Chao, Beijing, CN;

Guobing Yin, Beijing, CN;

Jiyang Shao, Beijing, CN;

Min Peng, Beijing, CN;

Xingdong Liu, Beijing, CN;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 5/18 (2006.01); G02B 27/22 (2018.01); G02F 1/1335 (2006.01); H01L 51/52 (2006.01);
U.S. Cl.
CPC ...
G02B 5/1866 (2013.01); G02B 5/1842 (2013.01); G02B 27/2214 (2013.01); G02F 1/133504 (2013.01); G02F 2201/30 (2013.01); H01L 51/5262 (2013.01);
Abstract

A curved grating structure, a display panel and the display device are provided. The curved grating structure includes multiple grating strips spaced from each other. Grating intervals between adjacent grating strips are successively decreased from a center point of the curved grating structure to a terminal of the curved grating structure. The grating interval between two adjacent grating strips is a distance in a first direction between center points of the two adjacent grating strips, and the first direction is a direction perpendicular to a normal vector of the curved grating structure passing through a center point of the curved grating structure.


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