Touch display device comprising touch device having touch electrode area and dummy electrode area

A touch display device, comprising:

• a display panel comprising a plurality of sub-pixels, wherein each of the sub-pixels comprises a pixel electrode and a switching element electrically connected to the pixel electrode;
• and
• a touch device located on the display panel and having a touch electrode area and a dummy electrode area, wherein the touch device comprises an electrode structure and a conductive mesh, the conductive mesh comprises a plurality of X-shaped conductive structures distributed in the dummy electrode area, each of the X-shaped conductive structures is overlapped with at least corresponding one of the sub-pixels, wherein the electrode structure comprises a first conductive layer and a second conductive layer, and the conductive mesh is located between the first conductive layer and the second conductive layer,
• wherein the second conductive layer comprises a second touch electrode layer in the touch electrode area, the second touch electrode layer comprises a plurality of first portions extending along a first direction and a plurality of second portions extending along a second direction perpendicular to the first direction, and the first portions are separated from the second portions.

A touch display device, comprising:

• a display panel comprising a plurality of sub-pixels, wherein each of the sub-pixels comprises a pixel electrode and a switching element electrically connected to the pixel electrode;
• and a touch device located on the display panel and having a touch electrode area and a dummy electrode area, wherein the touch device comprises an electrode structure and a conductive mesh, the conductive mesh comprises a plurality of X-shaped conductive structures distributed in the dummy electrode area and a plurality of patterns distributed in the touch electrode area, wherein a portion of one of the patterns distributed in the touch electrode area comprises a V shape, and wherein the electrode structure comprises:
• a plurality of repeating electrode units distributed in the dummy electrode area and the touch electrode area, wherein each of the repeating electrode units is overlapped with at least corresponding one of the sub-pixels, and each of the repeating electrode units comprises a slit;
• and
• a plurality of connecting structures located in the touch electrode area and not in the dummy electrode area such that:
• for one of the repeating electrode units in the touch electrode area, the slit includes a plurality of slit portions, and each of the slit portions of the slit in the touch electrode area is discontinuous.