A recent patent application filing at the US patent office by Sony Ericsson reveals what looks to be a PSP phone. This does kinda’ make sense since everything is moving toward integrating with a mobile phone lately. Also, it’s been difficult to take a traditional mobile phone and integrate games with it, so why not go the other way around and integrate a phone into an existing mobile game design.

It looks like that’s what Sony Ericsson is up to. The PSP is already designed well as a portable game system with the wide screen layout and buttons on either side. In this case they have pictured a rotating screen which would be key for getting the wide screen for gaming, watching movies, etc. It looks like the potential PSP phone could also be used as …