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

Claim 3:
4. 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 narrow-width wire, and a first wide-width wire connected to one end of the first narrow-width wire and having a width wider than that of the first narrow-width wire, and
the second divisional wire has a second wide-width wire and a second narrow-width wire connected to one end of the second wide-width wire and having a width narrower than those of the second wide-width wire and the first wide-width wire, and the second narrow-width wire is coupled to and overlapped with the first wide-width wire, and
wherein
the first narrow-width wire is spaced apart from each other in excess of 20 μm, and
the first wide-width wire has a rectangular shape and protrudes in a width direction from both sides of the first narrow-width wire by 5 to 20 μm respectively, and extends in a longitudinal direction from one end of the first narrow-width wire by 20 to 40 μm.