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. 19, 2017
Filed:
Dec. 04, 2014
Boe Technology Group Co., Ltd., Beijing, CN;
Chia Chiang Lin, Beijing, CN;
Yanbing Wu, Beijing, CN;
BOE Technology Group Co., Ltd., Beijing, CN;
Abstract
A display device and driving method thereof are disclosed. The display device includes a display screen, including a plurality of sub-pixels arranged in the form of a matrix, colors of the sub-pixels in the same column including all colors necessary for display by the display screen; a grating disposed on top of the display screen, including light-transmissive regions and light-shading regions that are arranged alternately, the light-transmissive regions being in parallel to each column of the sub-pixels; a rolling structure, located between the display screen and the grating; and a push mechanism, for pushing the grating and/or the display screen, so that relative position of the grating and the display screen is switchable between a first state and a second state, and switchover between a dual viewing field display effect and an anti-spy display effect is achieved for the display device.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile