ORGANIC LIGHT EMITTING DIODE DISPLAY AND TOUCH CONTROLLED DISPLAY DEVICE HAVING THE SAME
An organic light emitting diode display and touch controlled display device having the same are disclosed. The organic light emitting diode display includes: a display area including an organic light emitting layer emitting light, and a first electrode and a second electrode facing each other, the organic light emitting layer interposed between the first and second electrodes; and a transmission area adjacent to the display area, including a portion of the second electrode spaced away from the second electrode by a spacing area and a protruding portion on which the portion of the second electrode is seated, configured to transmit light irradiated from the outside through the spacing area.
1 . An organic light emitting diode display, comprising:
a display area comprising an organic light emitting layer emitting light, and a first electrode and a second electrode facing each other, the organic light emitting layer interposed between the first and second electrodes; and
a transmission area adjacent to the display area, comprising a portion of the second electrode spaced away from the second electrode by a spacing area and a protruding portion on which the portion of the second electrode is seated, configured to transmit light irradiated from the outside through the spacing area.
2 . The organic light emitting diode display of claim 1 , further comprising: a thin film transistor comprising a source electrode and drain electrode configured to transmit a driving signal to the first electrode.
3 . The organic light emitting diode display of claim 2 , further comprising a pixel defined layer defining the display area by exposing the first electrode, wherein the protruding portion protrudes from the pixel defined layer.
4 . The organic light emitting diode display of claim 3 , wherein a side of the protruding portion is inversely tapered.
5 . The organic light emitting diode display of claim 4 , wherein the protruding portion has an island shape.
6 . The organic light emitting diode display of claim 4 , wherein the protruding portion extends in one direction.
7 . The organic light emitting diode display of claim 1 , wherein there is a plurality of protruding portions.
8 . The organic light emitting diode display of claim 1 , wherein the first electrode is light transmissive, and the second electrode is light reflective.
9 . A touch controlled display device, comprising:
an organic light emitting display comprising:
a display area comprising an organic light emitting layer emitting light, a first electrode and a second electrode facing each other, with the organic light emitting layer interposed between the first and second electrodes; and
a transmission area adjacent to the display area, comprising a portion of the second electrode spaced away from the second electrode by a spacing area and a protruding portion on which the portion of the second electrode is seated, configured to transmit light irradiated from the outside through the spacing area;
an infrared-ray source configured to irradiate a first infrared ray along the surface of the organic light emitting diode; and
an infrared-ray sensor positioned below the organic light emitting diode display and configured to sense a second infrared ray that is irradiated in the direction of the organic light emitting diode display from the first infrared ray by using a touch and transmitted throughout the transmission area.
10 . The touch controlled display device of claim 9 , further comprising:
an infrared-ray transmission layer positioned between the organic light emitting diode display and the infrared-ray sensor, configured to transmit the second infrared ray.
11 . The touch controlled display device of claim 10 , wherein:
the infrared-ray transmission layer blocks a wavelength of a visible light region.
12 . The touch controlled display device of claim 9 , wherein:
the infrared-ray source is positioned below the organic light emitting diode display, configured to irradiate the first infrared ray onto the surface of the organic light emitting diode display through the transmission area of the organic light emitting diode display, and
the touch is made on the organic light emitting diode display.
13 . The touch controlled display device of claim 9 , wherein:
the infrared-ray source is positioned on the organic light emitting diode display
the touch controlled display device further comprises a total reflection plate positioned on the organic light emitting diode display, adjacent to the infrared-ray source and configured to total-reflect the first infrared ray irradiated from the infrared-ray source therein, and
the touch is made onto the total reflection plate.
14 . The touch controlled display device of claim 12 , further comprising:
a sensing plate positioned below the display panel, wherein the infrared-ray sensor is mounted on the sensing plate.
15 . A touch controlled display device, comprising:
an organic light emitting display comprising a display area and a transmission area adjacent to the display area;
an infrared-ray source positioned on the organic light emitting diode display, configured to irradiate a first infrared ray onto a surface of the organic light emitting diode display;
a total reflection plate positioned on the organic light emitting diode display, adjacent to the infrared-ray source and configured to total-reflect the first infrared ray irradiated from the infrared-ray source therein;
an infrared-ray sensor positioned below the organic light emitting diode display and configured to sense a second infrared ray irradiated in the direction of the organic light emitting diode display from the first infrared ray, by a touch of the total reflection plate, and transmitted throughout the transmission area.
16 . The display device of claim 14 , wherein the display area comprises an organic light emitting layer emitting light, a first electrode and a second electrode facing each other, with the organic light emitting layer interposed between the first and second electrodes.
17 . The display device of claim 15 , wherein the transmission area comprises a portion of the second electrode spaced away from the second electrode by a spacing area and at least one protruding portion on which the portion of the second electrode is seated, configured to transmit light irradiated from the outside through the spacing area.
18 . The display device of claim 14 , further comprising a sensing plate positioned below the display panel, wherein the infrared-ray sensor is mounted on the sensing plate.
19 . The display device of claim 16 , further comprising a pixel defined layer defining the display area by exposing the first electrode, wherein the at least one protruding portion protrudes from the pixel defined layer.
20 . The display device of claim 18 , wherein a side of the at least one protruding portion is inversely tapered.