Patent ID: 8748796

Claim:
An interactive display panel comprising: a plurality of scan lines; a plurality of first data line, wherein adjacent scan lines and adjacent first data lines are intersected to define a sub-pixel region; a plurality of sub-pixels, each of the sub-pixels being located in one of the sub-pixel regions and electrically connected with one of the plurality of scan lines and one of the plurality of first data lines respectively; a plurality of photo-sensors located outside the sub-pixel region; and a plurality of second data lines, the plurality of scan lines and the plurality of second data lines being intersected and electrically connected with the plurality of photo-sensors wherein the photo-sensors comprise a switch transistor and a photo transistor, wherein the switch transistor has a first gate electrode, a first drain electrode and a first source electrode, the first gate electrode being electrically connected with one of the plurality of scan lines, the first drain electrode being electrically connected with the photo transistor, the first source electrode being electrically connected with one of the plurality of second data lines, and wherein the photo transistor has a second gate electrode, a second drain electrode and a second source electrode, the second gate electrode being electrically connected with second drain electrode, the second source electrode being electrically connected with the first drain electrode of the switch transistor, and the second drain electrode being coupled to a reference voltage.