 MagnaChip Semiconductor Corporation MagnaChip NYSE: MX announced an expansion of the companys High Frame Rate HFR OLED DDIC product line for smartphones with the introduction of new DDIC products. HFR is a technology that improves the image quality by increasing the number of frames images used per second. This is a vital technology for 5G smartphones, as it facilitates a vivid and smooth visual experience for users. 