DISPLAY DEVICE

摘要

One embodiment relates to a display device. The display device, according to the embodiment, is an optical display device having bistability, which comprises: a substrate, a precharging electrode unit which is arranged on the substrate and wherein electric charge is precharged, a drive unit which is arranged on the substrate and is displaced in the direction stretched by thermal extension with an initial state bent towards an upper direction, a shutter unit which is connected to the drive unit and moves to cover the precharging electrode unit by the displacement of the drive unit, and a signal line which permits current to the drive unit.