Patent ID: 8648792
Filing Date: 2014-02-11
Classification: H04N

Abstract:
1. An autostereoscopic display device having a width direction and comprising: a backlight having top and bottom edges and a plurality of backlight areas arranged separately in a width direction; a spatial light modulator arranged over and in registration with the backlight; an array of display forming elements arranged on the spatial light modulator in rows and columns for modulating light received from the backlight; a view forming layer arranged over and in registration with the spatial light modulator; and a plurality of view forming elements arranged on the view forming layer in the width direction, each view forming element is configured to receive and direct modulated light from at least two of the display forming elements into a plurality of views towards a user, wherein different of the plurality of backlight areas are activated by switching the backlight during different portions of a driving cycle of the display device to enable modulated light from the active backlight areas to be incident on each view forming element with respective different angles of incidence during the different portions of the driving cycle.