https://qooah.com/2011/10/03/samsung-galaxy-note-%e5%b0%87%e7%94%b1%e5%8d%81%e6%9c%88%e9%96%8b%e5%a7%8b%e5%be%9e%e6%ad%90%e6%b4%b2%e8%b5%b7%e7%99%bc%e5%94%ae/