Wireless (WiFi or Bluetooth) tethering!!
As we have discussed before we share the internet in Android phone with USB Tethering. But When you connect your phone to PC via usb cable the mobile charges continuously and your mobile battery backup gets weaker. So We have an alternate method for this... That is wireless tethering... A wireless tethering uses peer to peer protocol to connect to PC. As we all know WiFi and Bluetooth uses this protocol. So an app named Wireless Tether is available which can tether usin BT or WiFi.
Click here to download Wireless Tether