Filed under: GPSIt looks like U.S. International Trade Commission judge Carl Charneski has managed to cause quite a stir in the GPS industry this month, with him first ruling earlier this month that chipmaker SiRF infringed on six of Broadcom's GPS patents, and him now recommending that the ITC issue an all out product import ban on products using the offending chips. Given that one of the supposedly infringing chips is the ever-present SiRF Star III, that would obviously shake things up in a pretty big way. A final decision on a ban won't come until December, howev