Before revision: Characteristic Amorphous Si Polycrystalline Si Mobility (cm^2 /(V*s)) 0.5 >500 Deposition Method PECVD ELA Deposition Temperature 350 °C 600 °C Driver Integration Only partial System-on-glass Resolution Low >500 ppi Cost Low Relatively higher LTPO Low-temperature polycrystalline oxide (LTPO) is a type of OLED display backplane technology developed by Apple that combines both LTPS TFTs and oxide TFTs (indium gallium zinc oxide, or IGZO).
After revision: Characteristic Amorphous Si Polycrystalline Si Mobility (cm^2 /(V*s)) 0.5 >500 Deposition Method PECVD ELA Deposition Temperature 350 °C 600 °C Driver Integration Only partial System-on-glass Resolution Low >500 ppi Cost Low Relatively higher LTPO Low-temperature polycrystalline oxide (LTPO) is a type of OLED display backplane technology developed for Apple that combines both LTPS TFTs and oxide TFTs (indium gallium zinc oxide, or IGZO).