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:
Sep. 12, 2017
Filed:
Apr. 30, 2014
Boe Technology Group Co., Ltd., Beijing, CN;
Beijing Boe Display Technology Co., Ltd., Beijing, CN;
Junwei Wang, Beijing, CN;
Xiaoyi Zheng, Beijing, CN;
BOE TECHNOLOGY GROUP CO., LTD., Beijing, CN;
BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., Beijing, CN;
Abstract
A 2D/3D switching apparatus includes a switching layer that includes a cylindrical lens grating and a cavity defined by a cylindrical curved surface of the cylindrical lens grating and a cover, a container for storing a transparent liquid that has a refractive index equal to a refractive index of a material of the cylindrical lens grating, and a vacuum pump respectively connected with the cavity of the switching layer and the container. The vacuum pump injects the transparent liquid from the container to the cavity of the switching layer, or injects the transparent liquid from the cavity to the container.