[ubuntu] ubuntu 12.04 Wifi problems

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http://ubuntuforums.org – Hi i have a HP dv6-6c29wm laptop with ubuntu 12.04. I am able to connect to wifi and others around me but randomly it stops working, it will still show me connected to network but it just stops working and everything stops loading and then i refesh 10 or so times and it works again. This has been doing this since i installed ubuntu on this laptop, I tried so many methods to a point im ready to just go back to windows but i really dont want to. Can any one please help? i can provide any information or try anything to help solve this. Please help me, I really want to use ubuntu. (Hardware)