Patent ID: 11914917
Assignee: BOE TECHNOLOGY GROUP CO., LTD.
Field: Computer technology (Electrical engineering)
Classification: CPC G | IPC G

Claim 0:
1. A tiled display apparatus, comprising:
a plurality of display modules that are tiled together, each display module including a system board, and system boards of the display modules being cascaded in sequence;
a plurality of seam display units, each seam display unit being disposed between two adjacent display modules of the plurality of display modules, the plurality of seam display units including at least one first seam display unit; and
a main display driving board being coupled to a first stage system board among the system boards cascaded in sequence and the at least one first seam display unit, wherein
the main display driving board is configured to receive a display signal, acquire a main screen region display signal according to the display signal, and transmit the main screen region display signal to the first stage system board; the main screen region display signal includes a plurality of groups of main screen region display data, and a group of main screen region display data is display data required for a display module to display an image;
the system board is configured to receive the main screen region display signal, and extract a group of main screen region display data corresponding to the system board from the main screen region display signal to control a display module to which the system board belongs to display an image according to the extracted group of main screen region display data; except for a last stage system board, remaining system boards are each further configured to transmit the received main screen region display signal to a next stage system board;
the main display driving board is further configured to acquire at least one first seam region display signal according to the display signal, and transmit the at least one first seam region display signal to the at least one first seam display unit, respectively; each first seam region display signal includes a group of first seam region display data, and a group of first seam region display data is display data required for a first seam display unit to display an image; and
each first seam display unit is configured to receive a first seam region display signal to display an image according to a group of first seam region display data included in the first seam region display signal.