Display panel and display device including the same

A display panel comprising:

• a display substrate having a display area to display an image, and a pad area disposed on at least one side of the display area;
• a plurality of pad groups arranged on the pad area in a first direction;
• and
• a plurality of connection lines disposed between the display area and the pad area,
• wherein the plurality of pad groups comprise:
• a first pad group having a plurality of first pads, at least some of the plurality of first pads having a first inclination with respect to a reference line extending in a second direction different the first direction, and the plurality of first pads are spaced at a first pitch;
• and
• a second pad group having a plurality of second pads, at least some of the plurality of second pads having a second inclination with respect to the reference line different from the first inclination, and the plurality of second pads being spaced at a second pitch between different from the first pitch.

A display device comprising:

• a display panel having a display area and a pad area disposed on at least one side of the display area, the pad area including a plurality of pad groups arranged in a first direction;
• and
• a connection circuit board including a plurality of connection pad groups coupleable to the pad groups,
• wherein the pad groups comprise:
• a first pad group having a plurality of first pads, at least some of the plurality of first pads having a first inclination with respect to a reference line extending in a second direction different the first direction, and spaced apart from each other at a first pitch;
• and
• a second pad group having a plurality of second pads, at least some of the plurality of second pads having a second inclination with respect to the reference line different from the first inclination, and spaced apart from each other at a second pitch different from the first pitch,
• wherein the connection pad groups comprise:
• a first connection pad group having first connection pads coupleable to the first pads;
• and
• a second connection pad group having second connection pads coupleable to the second pads.