US Patent 11450655 Display device and method of manufacturing the same

A display device includes: a photo sensor layer to receive light reflected from an external object; a substrate on the photo sensor layer; an optical pattern layer on the substrate, the optical pattern layer including a light blocking portion, and a light transmitting portion corresponding to an opening penetrating the light blocking portion in one direction; an optical filter in the light transmitting portion of the optical pattern layer; and a light emitting device layer on the optical pattern layer.