Display panel including photosensor unit and display device using same

A display panel comprising:

• a plurality of pixels arranged in rows and columns, the plurality of pixels including:
• a first pixel disposed in a first row and a first column,
• a second pixel disposed in a second row and a second column,
• a third pixel disposed in the first row and a third column, and
• a fourth pixel disposed in the second row and a fourth column;
• a first data line extending in a first direction and configured to supply a data signal to the first pixel and the second pixel;
• a second data line extending in the first direction, disposed in parallel with the first data line, and configured to supply a data signal to the third pixel and the fourth pixel;
• a driving signal line disposed between the first data line and the second data line and extending in the first direction;
• a sensing signal line extending in the first direction, the second data line being disposed between the driving signal line and the sensing signal line;
• and
• a photosensor circuit connected to the driving signal line and the sensing signal line and disposed between the first row and the second row,
• wherein the second data line is disposed in a region where the photosensor circuit is disposed.