FYI: 如何用手机使笔记本连通网络

Summary: Using your cell phone as a modem is perhaps the most overlooked of all Internet connection options. But a mobile phone Internet connection, whether as a tethered modem or, using bluetooth, a wireless cell phone Internet connection, is easy to set up, and with a laptop and cellphone you can check email and surf the web from anywhere, any time!

http://www.theinternetpatrol.com/how-to-connect-your-computer-to-the-internet-using-your-cell-phone-as-a-wireless-internet-connection-or-tethered-modem/