https://qooah.com/2012/03/06/samsung-%e5%ae%a3%e4%bd%88%e7%b2%89%e7%b4%85%e7%89%88-galaxy-note-%e5%b0%87%e5%9c%a8%e5%be%b7%e5%9c%8b-cebit-%e5%b1%95%e5%87%ba/