DISPLAY DEVICE
    1.
    发明申请

    公开(公告)号:US20230138472A1

    公开(公告)日:2023-05-04

    申请号:US17051273

    申请日:2020-05-15

    IPC分类号: G06F3/044 G06F3/041 G06F3/042

    摘要: A display device including a beam emitter and a display panel is provided. The beam emitter emits a first beam; the display panel includes a display screen body and a light control layer. The light control layer includes photosensitive devices that outputs a sensing signal according to a sensing result, a control module for controlling turning on and turning off of the photosensitive devices, and a reading module for reading the sensing signal output by the photosensitive devices and determining a projection position of the first beam on the display panel according to the sensing signal.