https://qooah.com/2012/09/05/%e8%b2%a0%e9%9d%a2%e6%96%b0%e8%81%9e%e4%b8%8d%e7%b5%95-samsung-%e7%89%bd%e6%b6%89%e4%bb%a5%e6%a9%9f%e7%a5%a8%e6%8c%be%e6%8c%81%e8%a8%98%e8%80%85%e9%a2%a8%e6%b3%a2/