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:
Jan. 15, 2019
Filed:
Sep. 28, 2015
AU Optronics Corporation, Hsin-Chu, TW;
Yiwen Chang, Hsin-Chu, TW;
Super Liao, Hsin-Chu, TW;
AU OPTRONICS CORP., Hsin-Chu, TW;
Abstract
A peep proof display method adapted to a display apparatus including a first backlight module and a second backlight module. At a narrow view angle display mode, output a first data signal and a second data signal according to the first data signal. During a first sub-frame period, enable the first backlight module and disable the second backlight module so as to display the first data signal on the display apparatus. During a second sub-frame, enable the second backlight module and disable the first backlight module so as to display the second data signal on the display apparatus. A peak of a first light intensity distribution curve of the first backlight module is in a narrow viewing angle range. Peaks of a second light intensity distribution curve of the second backlight module are in a wide viewing angle range individual to the narrow viewing angle range.
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