Patent ID: 11941221
Assignee: DONGWOO FINE-CHEM CO., LTD.
Field: Computer technology (Electrical engineering)
Classification: CPC G | IPC G

Claim 0:
1. A touch sensor having overlapped wiring comprising:
a sensing part in which a plurality of sensing cells is arranged and connected; and
a wiring part connected to the sensing part and formed outside the sensing part, wherein the wiring part comprises:
a first divisional wire; and
a second divisional wire formed by divisional exposure while overlapping the first divisional wire,
wherein
the first divisional wire includes a first wiring body, and a first connecting protrusion connected to one end of the first wiring body and having a width wider than that of the first wiring body, and
one end of the second divisional wire has a width narrower than that of the first connecting protrusion and is coupled to and overlapped with the first connecting protrusion, and
wherein
the first wiring body is spaced apart from each other in excess of 20 μm, and
the first connecting protrusion has a rectangular shape and protrudes in a width direction from both sides of the first wiring body by 5 to 20 μm respectively, and extends in a longitudinal direction from one end of the first wiring body by 20 to 40 μm.