Patent ID: 11886663
Assignee: LG DISPLAY CO., LTD.
Field: Computer technology (Electrical engineering)
Classification: CPC G | IPC G

Claim 16:
17. An operating method of a display apparatus comprising:
identifying a touch input signal corresponding to a touch input to the display apparatus;
identifying a noise signal related to a driving signal in a driving signal line of the display apparatus using a noise sensing line disposed in a non-display area of the display apparatus; and
identifying information on the touch input based on the touch input signal and the noise signal, wherein the noise sensing line is spaced apart from a touch line by a first distance in a non-display area of the display apparatus, a guard line is disposed between the touch line and the noise sensing line, a cathode is disposed below the touch line, the noise sensing line, and the guard line, and the driving signal line does not overlap with the touch line and the noise sensing line from a plan view.