IF you have a slingplayer then you can use :
Slingbox.com - SlingPlayer Mobile for BlackBerry
I know the iPhones/iPod Touch can stream live TV via Dreambox (linux based satellite box) in mpeg4 > Air Video > iPhone . Which I am going to look into this weekend for my own setup i.e. DM > Air Video Server > BB.
Hence, you need something you can stream from...