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:
Dec. 25, 2018
Filed:
May. 20, 2016
Boe Technology Group Co., Ltd., Beijing, CN;
Beijing Boe Optoelectronics Technology Co., Ltd., Beijing, CN;
Shengji Yang, Beijing, CN;
Xue Dong, Beijing, CN;
Haisheng Wang, Beijing, CN;
Lu Tian, Beijing, CN;
Jinming Yao, Beijing, CN;
Kai Yuan, Beijing, CN;
BOE TECHNOLOGY GROUP CO., LTD., Beijing, CN;
BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., Beijing, CN;
Abstract
Embodiments of the present invention relate to a liquid crystal grating and a control method thereof, and a 3D touch display panel. The liquid crystal grating, comprises: upper and lower substrates; a liquid crystal layer, arranged between the two substrates; a plurality of strip-shaped electrode groups, parallel to each other and arranged side by side, and formed on a surface of the upper substrate facing the liquid crystal layer, each of the electrode groups including first and second comb-shaped touch electrodes separated by a strip-shaped region, comb teeth of the first and second touch electrodes being opposite to each other, and an included angle between extending directions of the strip-shaped region and the electrode group being an acute angle; first and second comb-shaped grating electrodes, formed on a surface of the lower substrate facing the liquid crystal layer, the first and second grating electrodes being arranged in an interdigital shape.