Display element having wall structure, method of driving the display element and non-contact IC card as portable display device using the display element

摘要

A display element comprising two substrates which oppose each other and a display portion which is sandwiched by the substrates, comprising:
a wall structure bearing a substrate on portions other than the display portion, in which the wall is perpendicular to the substrate and a surface perpendicular to the wall is adhered to the substrate, wherein:
the display portion has a structure in which a plurality of numbers or characters are arranged, the wall structure forms blocks for the respective numbers or the respective characters, and the respective blocks are connected to each other by injection paths for liquid crystal.