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 …