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:
May. 28, 2019
Filed:
Jun. 18, 2015
Boe Technology Group Co., Ltd., Beijing, CN;
Yufan Du, Beijing, CN;
BOE TECHNOLOGY GROUP CO., LTD., Beijing, CN;
Abstract
The present invention discloses a display device and a method of controlling the same, dedicated spectacles and a display system, thereby enabling switching between secrecy display and normal display. The display device comprises a display panel, in which two adjacent sub-pixels located in the same row are configured to display different image information, and which only displays one image of information when in a first display state displays at least two images of information when in a second display state; the display device further comprises a control panel located at a light exit side of the display panel and comprises first regions and second regions which are alternately arranged and is configured so that when the display panel is in the second display state, a polarization direction of light emitted from the display panel after passing through the first regions is different from that of light emitted from the display panel after the light passes through the second regions. The dedicated spectacles used with the display device are configured to only allow one of light passing through the first regions and light passing through the second regions to pass therethrough.