https://qooah.com/2014/01/10/%e5%82%b3-samsung-%e9%a6%96%e6%ac%be-tizen-%e6%89%8b%e6%a9%9f%e5%b0%87%e6%96%bc-mwc-%e5%89%8d%e7%99%bc%e4%bd%88-3%e6%9c%88%e4%b8%8a%e5%b8%82/