https://qooah.com/2014/06/02/samsung-%e9%a6%96%e6%ac%be-tizen-%e6%99%ba%e8%83%bd%e6%89%8b%e6%a9%9f%e4%bb%8a%e5%b9%b4%e7%ac%ac%e4%b8%89%e5%ad%a3%e5%b0%87%e6%96%bc%e4%bf%84%e7%be%85%e6%96%af%e7%8e%87%e5%85%88%e6%8e%a8%e5%87%ba/