https://qooah.com/2012/07/20/%e6%9c%89%e5%a0%b1%e5%b0%8e%e6%8c%87-samsung-%e6%9c%89%e6%9c%9b%e6%9c%ac%e5%ad%a3%e9%96%8b%e5%a7%8b%e7%94%9f%e7%94%a2%e5%bd%88%e6%80%a7-amoled-%e9%a1%af%e7%a4%ba%e5%b1%8f%e5%b9%95/