A research team led by Professor Su Seok Choi of the Department of Electrical Engineering at POSTECH (Pohang University of Science and Technology) and PhD candidate Inpyo Hong of the Graduate Program in Semiconductor Materials and Devices has developed the world's first Pixel-Based Local Sound OLED technology. This breakthrough enables each pixel of an OLED display to simultaneously emit different sounds, essentially allowing the display to function as a multichannel speaker array. The team succ...