Touch sensor and touch input device comprising same

A touch input device comprising a circular touch sensor, wherein the touch sensor includes a plurality of electrodes disposed on a single layer and spaced apart from each other on a plurality of virtual circles having a common center,

• wherein the plurality of virtual circles includes the first to the seventh virtual circles,
• wherein the plurality of electrodes includes the plurality of the first electrodes and the plurality of the second electrodes,
• wherein the plurality of the first electrodes includes the first-0th to the first-7th electrodes disposed on each of the first, the third, the fifth, and the seventh virtual circles among the first to the seventh virtual circles,
• the plurality of the second electrodes comprising:
• a one or the plurality of the second-0th electrodes disposed on the second virtual circle;
• the plurality of the second-1 st electrodes and the plurality of second-2nd electrodes disposed on the fourth virtual circle;
• the plurality of the second-3rd electrodes, the plurality of second-4th electrodes, and a plurality of second-5th electrodes disposed on the sixth virtual circle.

A touch sensor comprising a plurality of first electrodes and a plurality of second electrodes,

• wherein the plurality of first electrodes includes first electrodes of a first group;
• first electrodes of a second group surrounding the first electrodes of the first group;
• first electrodes of a third group surrounding the first electrodes of the second group;
• and first electrodes of a fourth group surrounding the first electrodes of the third group;
• and
• wherein the plurality of second electrodes includes one or a plurality of second-0th electrodes disposed between the first electrode of the first group and the first electrode of the second group;
• a plurality of second-1 st electrodes, a plurality of second-2nd electrodes, and a plurality of second-3rd electrodes are disposed between the first electrodes of the second group and the first electrodes of the third group;
• and a plurality of second-4th electrodes, a plurality of second-5th electrodes, a plurality of second-6th electrodes, and a plurality of second-7th electrodes are disposed between the first electrodes of the third group and the first electrodes of the fourth group.

A touch sensor comprising a plurality of first electrodes and a plurality of second electrodes,

• wherein the plurality of first electrodes includes first electrodes of a first group;
• first electrodes of a second group surrounding the first electrodes of the first group;
• first electrodes of a third group surrounding the first electrodes of the second group;
• and first electrodes of a fourth group surrounding the first electrodes of the third group, and
• wherein the plurality of second electrodes includes one or a plurality of second-0th electrodes disposed between the first electrodes of the first group and the first electrodes of the second group;
• a plurality of second-1 st electrodes and a plurality of second-2nd electrodes disposed between the first electrodes of the second group and the first electrodes of the third group;
• and a plurality of second-3rd electrodes, a plurality of second-4th electrodes, and a plurality of second-5th electrodes disposed between the first electrodes of the third group and the first electrodes of the fourth group.