Patent ID: 9477362
Filing Date: 2016-10-25
CPC Classification: G06F

Claim Text:
1. A touch screen covered with a wiring pattern made up of a first layer including row-direction wiring and a second layer including column-direction wiring, wherein said touch screen further comprises floating wiring formed between said row-direction wiring and said column-direction wiring in planar view in an intersection portion of said row-direction wiring and said column-direction wiring, said floating wiring is formed in the first layer, said floating wiring is insulated from said row-direction wiring and said column-direction wiring, said touch screen further comprises: column-direction dummy wiring formed in the first layer in a same area as said column-direction wiring in planar view; and row-direction dummy wiring formed in the second layer in a same area as said row-direction wiring and said floating wiring in planar view, a mesh of said row-direction wiring and a mesh of said column-direction wiring are arranged so as to be displaced in planar view, the mesh of said column-direction wiring and a mesh of said column-direction dummy wiring are arranged so as to be displaced in planar view, the mesh of said row-direction wiring and a mesh of said row-direction dummy wiring are arranged so as to be displaced in planar view, and a mesh of floating wiring and the mesh of said row-direction dummy wiring are arranged so as to be displaced in planar view, wherein said row-direction wiring is made up of a first portion and a second portion having a wiring width smaller than a wiring width of the first portion, a wiring width of said column-direction wiring is smaller than a length in a row direction of said second portion of said row-direction wiring, said row-direction wiring and said column-direction wiring intersect in said second portion of said row-direction wiring.