LG Display Co., Ltd.
TOUCH DISPLAY DEVICE

Abstract:

A touch display device, in which a plurality of touch electrodes are arranged in a display panel, includes: the plurality of touch electrodes installed inside the display panel; a first coil installed inside the display panel and making a current flow for a mutual induction with the plurality of touch electrodes; and a second coil installed inside the display panel and on which a current flows by a mutual induction with the plurality of touch electrodes, wherein the touch display device conducts a touch detection by the current flowing the second coil.