Patent attributes
An electronic cover according to an embodiment of the disclosure may include a light-transmissive first electrode layer, a light-transmissive second electrode layer disposed below the first electrode layer, a liquid crystal layer disposed between the first electrode layer and the second electrode layer and including a liquid crystal reacting to an electrical field generated when power is supplied to the first electrode layer and the second electrode layer, a color layer disposed below the second electrode layer and including a light-transmissive color material, and a reflective layer disposed below the color layer and including a light-reflective material. Various other embodiments are also possible.