Touch sensor with reduced anti-touch effects

摘要

In an embodiment, a system comprises a touch sensor. The touch sensor comprises an insulating substrate and a plurality of electrodes disposed on the insulating substrate. The plurality of electrodes comprises a drive line having a plurality of drive electrodes and a sense line having a plurality of sense electrodes. At least one of the electrodes comprises a first conductive material having a hole portion substantially free of the first conductive material.

主权项

1. A system comprising:
a touch sensor, wherein the touch sensor comprises:
an insulating substrate; anda plurality of electrodes disposed on the insulating substrate, the plurality of electrodes comprising a drive line having a plurality of drive electrodes and a sense line having a plurality of sense electrodes;wherein at least one of the plurality of drive electrodes comprises a first spine and at least one of the plurality of sense electrodes comprises a second spine such that the second spine intersects, in plan view, the first spine;wherein a plurality of branches protruding from the first spine are interleaved with a plurality of branches protruding from the second intersecting spine; andwherein at least one of the electrodes comprises a first conductive material having a hole portion substantially free of the first conductive material, the hole portion comprising a ground area that is part of a device ground node of the touch sensor independent of any coupling caused by an input object, wherein the ground area is conductive and is separated from the boundary of the at least one of the electrodes by a gap.