Patent ID: 11893944
Assignee: SAMSUNG ELECTRONICS CO., LTD.
Field: Computer technology (Electrical engineering)
Classification: CPC G  H | IPC G  H

Claim 0:
1. A display device comprising:
a substrate;
a display panel including a first display region having first pixels, a second display region having second pixels, and a third display region located between the first and second display regions and having third pixels; and
a light sensor disposed between the substrate and the display panel and which overlaps the second display region and does not overlap the first and third display regions in a plan view,
wherein the third display region does not have any light sensors, and
wherein the first and third pixels have the same material and layout and are disposed at a first density in the first display region and the third display region, respectively, and the second pixels are disposed at a second density smaller than the first density in the second display region,
the third display region surrounds an entirety of the second display region,
the third display region comprises a first group of unit pixel regions and a second group of unit pixel regions arranged to alternate with each other,
the first group of unit pixel regions is controlled to emit light during a first display period and the second group of unit pixel regions is controlled to emit light during a second display period, and
the first display period and the second display period are alternately repeated.