Ubuntu 11.04 Wireless Problem for Lenovo Ideapad z570 Atheros Partial Resolution

The Story: Recently I got a laptop as a gift from my wife. My first laptop. :) I was interested to install Linux distribution. So, I took the system with free DOS. Specification of the system is,

Model: Lenovo Ideapad z570
Processor: Intel Core i5 2nd generation 2410 with 3GB RAM
Graphics: Integrated Intel HD 3000 with 15.6" Display

I downloaded Ubuntu and tried the latest version 11.04. 32 bit off course. I had faced some installation issues too, but will soon discuss in a different post. I have a Netgear ADSL wireless router. It was already configured for wi-fi usage in my home. So I was expecting a smooth Internet connection in my laptop using the wireless. complete article