LG Display Co., Ltd.
DISPLAY DEVICE AND MOBILE TERMINAL INCLUDING SAME

Abstract:

A display device and a mobile terminal including the same includes a display area in which a first group of display pixels to which pixel data is written are arranged, and a sensing area in which a second group of display pixels and a plurality of sensor pixels are arranged; each of the display pixels includes a pixel circuit configured to drive a light emitting element; each of the sensor pixels includes a photosensor driving circuit configured to drive a photodiode; a low potential power voltage and a pixel driving voltage are applied to the pixel circuit and the photosensor driving circuit; a cathode electrode of the light emitting element and the cathode electrode of the photodiode share the same metal electrode, and are commonly connected to a low potential power line to which the low potential power voltage is applied.