Display device

A display device, comprising:

• a first switching element which comprises a first gate electrode connected to a first node, a first electrode connected to a driving power source line, and a second electrode connected to a second node;
• a second switching element which comprises a second gate electrode connected to a scan line, a third electrode connected to the first node, and a fourth electrode connected to a data line;
• a third switching element which comprises a fifth electrode connected to the second node, a third gate electrode connected to a first light emission control line, and a sixth electrode connected to a third node;
• a fourth switching element which comprises a seventh electrode connected to the second node, a fourth gate electrode connected to a second light emission control line, and an eighth electrode connected to a fourth node;
• a fifth switching element which comprises a ninth electrode connected to the second node, a fifth gate electrode connected to a sensing control line, and a tenth electrode connected to a sensing voltage line;
• a first light emitting diode which comprises a first element electrode connected with the third node and a second element electrode connected with the fourth node;
• a second light emitting diode which comprises a third element electrode connected with the fourth node and a fourth element electrode connected with the third node;
• and
• a first switch which selectively connects a common power source line with the third node or the fourth node,
• wherein a voltage of a first power source of the common power source line is applied to the eighth electrode, the second element electrode, and the third element electrode through the first switch, and
• wherein a voltage of a second power source of the common power source line is applied to the sixth electrode, the first element electrode, and the fourth element electrode through the first switch, and
• wherein the first light emitting diode emits light by a current flowing from the first element electrode toward the second element electrode, and the second light emitting diode emits light by a current flowing from the third element electrode toward the fourth element electrode.

A display device, comprising:

• a driving power source line;
• a first switching element which comprises a first electrode, a second electrode, and a first gate electrode, the first electrode being connected with the driving power source line;
• a second switching element which comprises a third electrode connected with the first gate electrode, a second gate electrode connected with a scan line, and a fourth electrode connected with a data line;
• a third switching element which comprises a fifth electrode connected with the second electrode, a third gate electrode connected with a first light emission control line, and a sixth electrode;
• a fourth switching element which comprises a seventh electrode connected with the second electrode, a fourth gate electrode connected with a second light emission control line, and an eighth electrode;
• a fifth switching element which comprises a ninth electrode connected with the second electrode, a fifth gate electrode connected with a sensing control line, and a tenth electrode connected with the data line;
• a first light emitting diode which comprises a first element electrode connected with the sixth electrode and a second element electrode connected with the eighth electrode;
• a second light emitting diode which comprises a third element electrode connected with the eighth electrode and a fourth element electrode connected with the sixth electrode;
• and
• a first switch which includes a first terminal connected to a common power source line, a second terminal connected to the sixth electrode and a third terminal connected to the eighth electrode,
• wherein the second terminal and the third terminal are physically separated from each other, and
• wherein the first light emitting diode emits light by a current flowing from the first element electrode toward the second element electrode, and the second light emitting diode emits light by a current flowing from the third element electrode toward the fourth element electrode.