Touch display including electrostatic discharge protection and electronic device comprising same

• Main Authors: Lee, Dong-Seop, An, Jong-Hun
• Format: Patent
• Language: English
• Published: 22.06.2021
• Subjects: CALCULATING; COMPUTING; COUNTING; DEVICES OR ARRANGEMENTS, THE OPTICAL OPERATION OF WHICH ISMODIFIED BY CHANGING THE OPTICAL PROPERTIES OF THE MEDIUM OF THEDEVICES OR ARRANGEMENTS FOR THE CONTROL OF THE INTENSITY,COLOUR, PHASE, POLARISATION OR DIRECTION OF LIGHT, e.g.SWITCHING, GATING, MODULATING OR DEMODULATING; ELECTRIC DIGITAL DATA PROCESSING; FREQUENCY-CHANGING; NON-LINEAR OPTICS; OPTICAL ANALOGUE/DIGITAL CONVERTERS; OPTICAL LOGIC ELEMENTS; OPTICS; PHYSICS; TECHNIQUES OR PROCEDURES FOR THE OPERATION THEREOF

Various embodiments may provide an electronic device comprising a touch display, wherein the touch display comprises: a substrate; a plurality of common electrodes arranged at predetermined intervals on the substrate and used for both liquid crystal alignment and touch wiring; a liquid crystal layer disposed on the common electrodes; and a color filter disposed on the liquid crystal layer and including a plurality of unit pixels arranged at predetermined intervals by using a low-resistance black matrix (BM) layer disposed on the rear surface thereof, wherein the BM layer is formed of a low-resistance material, and at least a partial region of the BM layer is electrically connected to the ground of the substrate.