Is there going to be another iphone coming soon after the iphone 4.0 release?

[BlakeGriffn]

I bought the Iphone 2, Iphone 3 and the iphone 4.0. iphone 4.0. I have it on another network but still managed to do all the jailbreaking and participating in all the iphone apps. Im ready to do it all legit and get one on the verizon network. Is there another iphone coming after the 4.0? Im hearing of an iphone 5 or an iphone 4.1? somebody help me out.