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. 19, 2017
Filed:
Aug. 22, 2013
Boe Technology Group Co., Ltd., Beijing, CN;
BOE TECHNOLOGY GROUP CO., LTD., Beijing, CN;
Abstract
A liquid crystal display includes a liquid crystal display panel including a thin film transistor (TFT) array substrate, an opposed substrate, and a liquid crystal layer between the TFT array substrate and the opposed substrate. A lower polarizer is disposed on a side of the TFT array substrate facing away from the liquid crystal layer, and the opposed substrate is provided with a polarization analyzer. The polarization analyzer includes a plurality of polarization regions and a plurality of non-polarization regions. A portion of the polarization analyzer corresponding to the polarization region is a polarization device, and the polarization regions and non-polarization regions are arranged alternately. The LCD can improve the security and confidentiality of the information displayed on the LCD when a user views the information. And special eyeglasses and display apparatus are also provided.