DISPLAY DEVICE, ELECTRONIC DEVICE COMPRISING THE SAME, AND METHOD OF SWITCHING A DISPLAY DEVICE BETWEEN A SHARING MODE AND A PRIVACY MODE

摘要

A display device (100) is described. The display device (100) includes a liquid crystal cell (110), a backlight module (12.0) configured for emitting collimated light, and a liquid crystal device (130) provided between the backlight module (120) and the liquid crystal cell (110). The liquid crystal device (130) is switchable between a privacy mode and a sharing mode. The liquid crystal device (130) includes a reverse prism structure (140) facing the backlight module (120).