Um, you can turn your Droid into a 'wireless router' via wifi tether. You will need to root it first though. Look here for more info:
All Things Root (Droid) - Android Forums
However, you won't really get good enough speeds to game on your PS3 (around 100-150ms latency). Also, it's against Verizon's TOS to do this, and if you use it too much, you will get caught.