Light Sensing Device Having Offset Gate Electrode and Light Sensing Panel and Light Sensing Display Panel Using the Same

A light sensing display panel, comprising:

• a substrate;
• at least one scan line over the substrate;
• at least one data line over the substrate;
• at least one sensing line over the substrate;
• and
• at least one pixel unit over the substrate, wherein the pixel unit comprises:
• an active device electrically connected to the scan line and the data line;
• a pixel electrode electrically connected to the active device;
• and
• a light sensing device comprising a gate electrode, a semiconductor layer, a first source/drain electrode, and a second source/drain electrode, wherein the gate electrode is electrically connected to the scan line, the first source/drain electrode and the second source/drain electrode are respectively connected to the semiconductor layer, the first source/drain electrode is electrically connected to the scan line, and the second source/drain electrode is electrically connected to the sensing line, wherein the semiconductor layer has a first region and a second region between the first source/drain electrode and the second source/drain electrode, the first region overlaps the gate electrode, and the second region does not overlap the gate electrode.