Organic light emitting diode display and method of manufacturing the same
View Patent ↗A method of manufacturing an organic light emitting diode display includes forming an organic layer on a support, forming a touch sensor on the organic layer, the touch sensor including a touch electrode pattern and a polarizing layer, separating the touch sensor from the support by removing the organic layer, and attaching the touch sensor to an organic light emitting diode display panel.
1. A method of manufacturing an organic light emitting diode display, the method comprising:
forming an organic layer on a support;
forming a touch sensor on the organic layer, the touch sensor including a touch electrode pattern and a polarizing layer;
separating the touch sensor from the support by removing the organic layer; and
attaching the touch sensor to an organic light emitting diode display panel.
2. The method as claimed in claim 1 , wherein separating the touch sensor from the support includes removing the organic layer by irradiating a laser toward the organic layer through the support.
3. The method as claimed in claim 1 , wherein forming the touch sensor includes forming the touch electrode pattern on the organic layer, and forming the polarizing layer on the touch electrode pattern.
4. The method as claimed in claim 3 , wherein:
forming the touch sensor includes forming the touch electrode pattern between the organic layer and the polarizing layer, and
attaching the touch sensor includes attaching a lower surface of the touch sensor to the organic light emitting diode display panel, the lower surface of the touch sensor including surfaces of the touch electrode pattern.
5. The method as claimed in claim 3 , wherein forming the touch sensor further comprises forming a passivation layer between the touch electrode pattern and the polarizing layer.
6. The method as claimed in claim 5 , wherein the passivation layer is formed to have a single-layered structure or a multi-layered structure including an inorganic material-based layer and/or an organic material-based layer.
7. The method as claimed in claim 6 , wherein the inorganic material is silicon oxide and/or silicon nitride, and the organic material is a polyimide and/or an acryl.
8. The method as claimed in claim 1 , wherein forming the touch sensor further comprises forming a protective layer on the organic layer, such that the touch electrode pattern is formed between the protective layer and the polarizing layer.
9. The method as claimed in claim 8 , wherein attaching the touch sensor includes attaching the polarizing layer of the touch sensor to the organic light emitting diode display panel, such that the touch electrode pattern is between the protective layer and the organic light emitting diode display panel.
10. The method as claimed in claim 8 , wherein forming the touch sensor further comprises forming a passivation layer between the touch electrode pattern and the polarizing layer.
11. The method as claimed in claim 10 , wherein the passivation layer is formed to have a single-layered structure or a multiple-layered structure including an inorganic material-based layer and/or an organic material-based layer.
12. The method as claimed in claim 11 , wherein the inorganic material is silicon oxide and/or silicon nitride, and the organic material is a polyimide and/or an acryl.
13. The method as claimed in claim 1 , wherein forming the touch electrode pattern includes patterning a transparent conductive layer through photolithography or laser ablation.
14. The method as claimed in claim 1 , wherein forming the organic layer on a support includes forming the organic layer on glass.