METHOD OF DRIVING TOUCH SCREEN DISPLAY APPARATUS, MEDIUM FOR RECORDING METHOD, AND TOUCH SCREEN DISPLAY APPARATUS

摘要

A touch screen display apparatus includes a touch detector for detecting a touch by an object and for generating an input signal, a panel including photo sensor units for capturing an image of the object, and a plurality of light emitting units for realizing an image to be displayed, a signal converter for converting the input signal into an output signal having a plurality of enable periods and at least one disable period, an updating unit for updating a noise determination reference of a sensing signal provided from the photo sensor unit during the at least one disable period, and a noise remove for removing noise from the sensing signal is according to the updated noise determination reference during an enable period of the enable periods.