https://qooah.com/2011/11/29/%e8%b3%bc%e8%b2%b7-galaxy-note-%e5%89%8d%e5%bf%85%e8%ae%80-%e7%b5%82%e7%ab%a0%e3%80%8a%e7%9b%b8%e6%a9%9f%e9%8f%a1%e9%a0%ad%e7%af%87%e3%80%8b/