A light emitting display device, comprising: a substrate that includes a first pixel (R), a second pixel (G), a third pixel (B), and an infrared ray emission portion (IR), the first pixel (R), the second pixel (G), and the third pixel (B) representing different colors; a first electrode on the substrate ; a second electrode that overlaps the first electrode ; an emission layer between the first electrode and the second electrode ; and an auxiliary layer between the first electrode and the emission layer , wherein: the emission layer includes a first emission layer in the first pixel (R) and an infrared ray emission layer in the infrared ray emission portion (IR), the auxiliary layer includes a first auxiliary layer that is confined to the first pixel (R), and the infrared ray emission layer and the first auxiliary layer include the same material; and wherein: the infrared ray emission portion (IR) is disposed between the first pixel (R) and the second pixel (G); the infrared ray emission portion (IR) is disposed between the first pixel (R) and the third pixel (B); or the infrared ray emission portion (IR) is disposed between the second pixel (G) and the third pixel (B); and characterized in that the infrared ray emission layer is not deposited in the second pixel (G) and the third pixel (B). a substrate that includes a first pixel (R), a second pixel (G), a third pixel (B), and an infrared ray emission portion (IR), the first pixel (R), the second pixel (G), and the third pixel (B) representing different colors; a first electrode on the substrate ; a second electrode that overlaps the first electrode ; an emission layer between the first electrode and the second electrode ; and an auxiliary layer between the first electrode and the emission layer , wherein: the emission layer includes a first emission layer in the first pixel (R) and an infrared ray emission layer in the infrared ray emission portion (IR), the auxiliary layer includes a first auxiliary layer that is confined to the first pixel (R), and the infrared ray emission layer and the first auxiliary layer include the same material; and wherein: the infrared ray emission portion (IR) is disposed between the first pixel (R) and the second pixel (G); the infrared ray emission portion (IR) is disposed between the first pixel (R) and the third pixel (B); or the infrared ray emission portion (IR) is disposed between the second pixel (G) and the third pixel (B); and the emission layer includes a first emission layer in the first pixel (R) and an infrared ray emission layer in the infrared ray emission portion (IR), the auxiliary layer includes a first auxiliary layer that is confined to the first pixel (R), and the infrared ray emission layer and the first auxiliary layer include the same material; and wherein: the infrared ray emission portion (IR) is disposed between the first pixel (R) and the second pixel (G); the infrared ray emission portion (IR) is disposed between the first pixel (R) and the third pixel (B); or the infrared ray emission portion (IR) is disposed between the second pixel (G) and the third pixel (B); and the infrared ray emission portion (IR) is disposed between the first pixel (R) and the second pixel (G); the infrared ray emission portion (IR) is disposed between the first pixel (R) and the third pixel (B); or the infrared ray emission portion (IR) is disposed between the second pixel (G) and the third pixel (B); and characterized in that the infrared ray emission layer is not deposited in the second pixel (G) and the third pixel (B). <EOS>