Patent ID: 8946732
Filing Date: 2015-02-03
Classification: H01L

Abstract:
1. A touch panel, comprising: a substrate; a patterned transparent conductive layer disposed on the substrate, the patterned transparent conductive layer comprising a plurality of first electrodes; a plurality of photo-sensing layers disposed on the first electrodes; a first patterned conductive layer comprising a plurality of gate electrodes, a plurality of scan lines connected to the gate electrodes and a plurality of second electrodes, wherein the gate electrodes and the scan lines are located on the substrate, the second electrodes are located on the photo-sensing layers, and the first electrodes, the photo-sensing layers and the second electrodes constitute a plurality of photo-sensors; a first dielectric layer disposed on the substrate to cover the gate electrodes, the scan lines and the photo-sensors such that the photo-sensors are located between the substrate and the first dielectric layer; wherein the first dielectric layer is a gate dielectric layer; a plurality of channel layers disposed on the first dielectric layer and located above the gate electrodes; and a second patterned conductive layer comprising a plurality of source electrodes and a plurality of drain electrodes, wherein the gate electrodes, the channel layers, the source electrodes and the drain electrodes constitute a plurality of read-out transistors, and each of the read-out transistors is electrically connected to the corresponding photo-sensor, respectively.