DISPLAY MODULE DRIVING DEVICE, DISPLAY DEVICE INCLUDING THE SAME, AND DISPLAY DEVICE DRIVING METHOD USING THE DISPLAY MODULE DRIVING DEVICE

A display device according to one embodiment of the present invention comprises: a display module; a rolling cylinder on which the display module is wound and from which the display module is unwound; and a lift block unit disposed on a rear surface of the display module, in which the lift block unit may include a first block portion, a second block portion coupled to the first block portion so as to be movable upward and downward with respect to the first block portion, and a third block portion coupled to the second block portion so as to be movable upward and downward with respect to the first block portion. A third block portion connected to an upper end portion of the display module and coupled to the second block portion so as to be movable upward and downward with respect to the second block portion; and the second block part can be inserted into a first accommodating space defined above the first block part and a second accommodating space defined below the third block part. 根据本发明的一个实施例的显示设备包括：显示模块；滚动