Process of using PC or Computer internet to Android SmartphoneYou can only use a laptop or WiFi enabled desktop for a Wifi Hotspot or a Virtual router by which use your broadband internet on any wifi enabled Smartphone or Tab.
There are two ways you can do it!
1. Virtual Router Software
2. Connectify Software
1. Virtual Router download & InstallationFirst, Download the software from Here
This software need .NET Framework 3.5, so you need to download it also.
Download .NET 3.5 from Here
Now install the virtual router software, open it.
Give a name of your Wi-Fi Network & a password. Enjoy!
2. Wi-Fi using Connectify HotspotHere
Run it, this need a reboot of your computer.
Then give a password & you are done.
But this has a limitation in free version only allow 2 days trial with full functionality.
So, my recommendation that you should use Virtual Router for Free!