Patent ID: 7304706

Claim:
An IPS liquid crystal display device comprising: a first substrate; a second substrate disposed in opposing relation to said first substrate; a liquid crystal layer inserted between said first and second substrates; and a polarizer plate disposed outside of each of said first and second substrates, wherein said first substrate includes a plurality of signal lines and scan lines arranged as a matrix thereon, a TFT switching element provided at each of points of intersection of said signal lines and said scan lines, a comb-like pixel electrode connected to said TFT switching element, and a comb-like common electrode formed in interdigitated relation with said pixel electrode, said pixel electrode, said common electrode, and said signal lines have a pattern structure in which they are formed in flexed and mutually parallel configuration, and an outer edge of each of said pixel electrode, said common electrode, and said signal lines formed in said flexed configuration is added with stairwise stepped portions.