Patent ID: 9383850
Filing Date: 2016-07-05
CPC Classification: G02F,G06F,Y10T

Claim Text:
1. A method of manufacturing a touch screen comprising: preparing a first substrate, a second substrate and a third substrate, respectively, providing a first sensing layer on a first surface of the second substrate, and providing a second sensing layer on the third substrate; and sequentially stacking and assembling the first substrate, the second substrate and the third substrate so that the second substrate provided with the first sensing layer and the third substrate provided with the second sensing layer constitute a touch unit for sensing a touch signal, and the second substrate and the first substrate constitute a display unit for displaying, wherein in forming the second substrate and the third substrate, the first sensing layer is formed on a first surface of a base substrate for forming the second substrate, the second sensing layer is formed on another base substrate for forming the third substrate, the first sensing layer and the second sensing layer are resistance type sensing layers, and the touch unit constituted by the first sensing layer and the second sensing layer is a resistance type touch unit, in forming the second substrate and the third substrate, a transparent conductive layer is coated on at least one of the first sensing layer and the second sensing layer and patterned to form a touch electrode for transferring the touch signal and a voltage application wire connected with the touch electrode, the touch electrode comprises a first touch electrode provided in the first sensing layer and a second touch electrode provided in the second sensing layer, and in forming the first substrate, a substrate touch electrode connected with an external controlling circuit is provided on the first substrate, and the touch signal is transferred to the external controlling circuit through the substrate touch electrode.