Display panel, mobile terminal and driving method

A mobile terminal, comprising a display panel divided into a display area and a non-display area, wherein the display area comprises a first area and a second area, the first area being a convex area extending from a side of the second area and protruding away from the side of the second area;

• wherein the display panel comprises:
• a plurality of first touch electrodes placed in the first area, and
• a plurality of second touch electrodes placed in the second area,
• wherein each of the plurality of first touch electrodes is a self-capacitance touch electrode, and each of the plurality of second touch electrodes is a mutual capacitance touch electrode,
• wherein the first area comprises at least two subareas, the at least two subareas are located at a same side of the second area, and the at least two subareas are spaced from one another,
• wherein the plurality of first touch electrodes comprises a plurality of first touch sub-electrodes and a plurality of second touch sub-electrodes, at least one first touch sub-electrode and at least one second touch sub-electrode are placed in each of the at least two subareas,
• wherein the plurality of second touch sub-electrodes are aligned in a row direction and a column direction, and the plurality of first touch sub-electrodes are not aligned in the row direction and the column direction;
• and
• wherein an area ratio of each of the first touch sub-electrodes to each of the second touch sub-electrodes is defined as x, where 0.9≤x<1;
• wherein the display panel further comprises:
• a self-capacitance driving end providing an electric signal for each of the plurality of self-capacitance touch electrodes;
• and
• a plurality of first lead wires connected with the plurality of first touch sub-electrodes and the plurality of second touch sub-electrodes in one-to-one correspondence, and each of the plurality of first touch sub-electrode and each of the plurality of second touch sub-electrode is connected with a different one of the plurality of first lead wires, wherein ends of the plurality of first lead wires unconnected with the plurality of self-capacitance touch electrodes are connected with the self-capacitance driving end,
• wherein the plurality of self-capacitance touch electrodes are arranged in an array in the first area without any mutual capacitance touch electrode interposed therebetween.

A driving method applicable for a mobile terminal, in a touch stage, comprising:

• providing a driving electric signal to each of a plurality of self-capacitance touch electrodes and providing a driving electric signal to each of a plurality of mutual capacitance touch electrodes simultaneously,
• acquiring a sense electric signal of each of the plurality of self-capacitance touch electrodes, and
• acquiring another sense electric signal of each of the plurality of mutual capacitance touch electrodes,
• wherein the mobile terminal comprises a display panel divided into a display area and a non-display area, wherein the display area comprises a first area and a second area, the first area being a convex area extending from a side of the second area and protruding away from the side of the second area;
• wherein the plurality of self-capacitance touch electrodes and the plurality of mutual capacitance touch electrodes are parts of the display panel;
• and
• wherein the plurality of self-capacitance touch electrodes is placed in the first area, and the plurality of mutual capacitance touch electrodes is placed in the second area,
• wherein the first area comprises at least two subareas, the at least two subareas are located at a same side of the second area, and the at least two subareas are spaced from one another,
• wherein the plurality of self-capacitance touch electrodes comprises a plurality of first self-capacitance touch sub-electrodes and a plurality of second self-capacitance touch sub-electrodes, and at least one first self-capacitance touch sub-electrode and at least one second self-capacitance touch sub-electrode are placed in each of the at least two subareas,
• wherein the plurality of second touch sub-electrodes are aligned in a row direction and a column direction, and the plurality of first touch sub-electrodes are not aligned in the row direction and the column direction;
• and
• wherein an area ratio of each of the first self-capacitance touch sub-electrodes to each of the second self-capacitance touch sub-electrodes is defined as x, where 0.9x<1;
• wherein the display panel further comprises:
• a self-capacitance driving end providing an electric signal for each of the plurality of self-capacitance touch electrodes;
• and
• a plurality of first lead wires connected with the plurality of first touch sub-electrodes and the plurality of second touch sub-electrodes in one-to-one correspondence, and each of the plurality of first touch sub-electrode and each of the plurality of second touch sub-electrode is connected with a different one of the plurality of first lead wires, wherein ends of the plurality of first lead wires unconnected with the plurality of self-capacitance touch electrodes are connected with the self-capacitance driving end,
• wherein the plurality of self-capacitance touch electrodes are arranged in an array in the first area without any mutual capacitance touch electrode interposed therebetween.