Display panel and manufacturing method thereof

A display panel having a display area and a non-display area, the display panel comprising:

• a substrate;
• a pixel structure in the display area, wherein the pixel structure comprises:
• a first conductive layer on the substrate, and the first conductive layer comprising a scan line and a gate;
• a first insulation layer on the first conductive layer;
• a semiconductor layer disposed on or under the first insulation layer;
• a second conductive layer on the first insulation layer, the second conductive layer comprising a touch sensing line, a data line, a source and a drain;
• a second insulation layer on the first insulation layer and the second conductive layer, wherein the second insulation layer has a first opening to expose a portion of the touch sensing line;
• a first transparent electrode on the second insulation layer, the first transparent electrode having a second opening located above the first opening;
• a third insulation layer on the first transparent electrode, wherein the third insulation layer has a third opening above the second opening, and the third opening exposes a portion of the first transparent electrode;
• and
• a connection electrode that is disposed on the third insulation layer, and electrically connects the first transparent electrode to the touch sensing line through the third opening, the second opening and the first opening,
• wherein an area of the third opening is partially overlapped with an area of the second opening.

A display panel, comprising:

• a substrate;
• a pixel structure comprising:
• a scan line extending along a first direction;
• a data line extending along a second direction;
• a first insulation layer between the scan line and the data line;
• a touch sensing line extending along the second direction and on the first insulation layer, wherein an angle between the touch sensing line and the first direction is in a range from 75 degrees to 105 degrees;
• a second insulation layer on the first insulation layer and the touch sensing line, wherein the second insulation layer has a first opening to expose a portion of the touch sensing line;
• a touch electrode on the second insulation layer, wherein the touch electrode has a second opening located above the first opening, and the second opening is at least partially overlapped with the touch sensing line along a direction perpendicular to the substrate;
• a third insulation layer on the touch electrode, wherein the third insulation layer has a third opening above the second opening, and the third opening exposes a portion of the touch electrode;
• a connection electrode on the third insulation layer, wherein the connection electrode is connected to the portion of the touch electrode and the portion of the touch sensing line through the third opening, the second opening and the first opening;
• and
• a pixel electrode having a slit pattern and on the third insulation layer.

A method for manufacturing a display panel, the method comprising:

• providing a substrate:
• forming a patterned first conductive layer on the substrate, wherein the patterned first conductive layer comprises a scan line and a gate;
• forming a first insulation layer on the patterned first conductive layer;
• forming a patterned semiconductor layer on the first insulation layer or under the first insulation layer;
• forming a patterned second conductive layer on the first insulation layer, wherein the patterned second conductive layer comprises a touch sensing line, a data line, a source and a drain;
• forming a second insulation layer on the patterned second conductive layer;
• forming a patterned first transparent electrode on the second insulation layer, wherein the patterned first transparent electrode has a second opening;
• forming a third insulation layer on the patterned first transparent electrode;
• performing an etching process corresponding to the third insulation layer and the second insulation layer, so as to form a third opening in the third insulation layer and form a first opening in the second insulation layer, wherein the third opening exposes a portion of the patterned first transparent electrode, an area of the third opening is partially overlapped with an area of the second opening, and the first opening exposes a portion of the touch sensing line;
• and
• forming a connection electrode on the third insulation layer, wherein the connection electrode electrically connects the first transparent electrode to the touch sensing line through the third opening, the second opening, and the first opening.