Display Device Including Touch Sensors and Method of Manufacturing the Same

A method of manufacturing a display device including touch sensors, the method comprising:

• providing a substrate;
• providing a plurality of thin film transistors on the substrate;
• providing a plurality of pixel electrodes respectively connected to the a plurality of thin film transistors;
• providing a plurality of common electrode blocks on the substrate, each of the plurality of common electrode blocks being configured to form an electric field with respective ones of the plurality of pixel electrodes;
• providing a plurality of touch sensing lines respectively connected to the plurality of common electrode blocks;
• providing a lower planarization layer between the thin film transistors and the touch sensing lines;
• providing an upper planarization layer between the plurality of touch sensing lines and one of:
• the plurality of pixel electrodes and the plurality of common electrode blocks;
• providing an upper protective film between the plurality of pixel electrodes and the plurality of common electrode blocks;
• and
• providing a plurality of pixel contact holes extending through the lower planarization layer and the upper planarization layer to expose respective drain electrodes of the plurality of thin film transistors,
• wherein a side surface of each of the lower planarization layer and the upper planarization layer, exposed through the plurality of pixel contact holes, contacts one of:
• the upper protective film and the plurality of pixel electrodes.