Patent ID: 8553186

Claim:
A display panel, having a pixel region and a sensing region, comprising: a first substrate including a plurality of pixel structures disposed on the first substrate, the pixel structures being arranged in the pixel region in an array, wherein each of the pixel structures comprises a thin film transistor and a pixel electrode electrically connected to the thin film transistor, the thin film transistor comprises a gate electrode, a gate insulator layer and an active layer; at least one photo-voltaic cell device being disposed on the sensing region of the first substrate, and the photo-voltaic cell device comprises: a doped semiconductor layer, wherein the active layer and the doped semiconductor layer of the photo-voltaic cell device are made in the same layer; a transparent electrode layer; a first type doped silicon-rich dielectric layer, doped with a first type ion; a second type doped silicon-rich dielectric layer, doped with a second type ion, the first type doped silicon-rich dielectric layer and the second type doped silicon-rich dielectric layer being disposed between the doped semiconductor layer and the transparent electrode layer; a second substrate, disposed opposite to the first substrate; and a display medium layer, disposed between the first substrate and the second substrate.