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. 18, 2020
Filed:
Jun. 22, 2017
Applicant:
Boe Technology Group Co., Ltd., Beijing, CN;
Inventors:
Xingdong Liu, Beijing, CN;
Guobing Yin, Beijing, CN;
Min Peng, Beijing, CN;
Jiyang Shao, Beijing, CN;
Ke Chao, Beijing, CN;
Yuting Zhang, Beijing, CN;
Assignee:
BOE TECHNOLOGY GROUP CO., LTD., Beijing, CN;
Primary Examiner:
Int. Cl.
CPC ...
G02B 27/22 (2018.01);
U.S. Cl.
CPC ...
G02B 27/2214 (2013.01);
Abstract
A slit grating and a three-dimensional (3D) display apparatus including the slit grating are disclosed herein, the slit grating includes a plurality of grating structures (-) arranged side by side. The widths of the grating structures (-) increase and then decrease, along the direction in which the grating structures (-) are arranged. A grating structure () having the largest width may define a trend change point after which the trend in the widths of the grating structure widths changes.