In a resent research note, UBS analysts told clients that German chipmaker Infineon Technologies AG will likely provide new chips for Apple’s upcoming 3G iPhone. The group said that this isn’t yet the consensus view, and it also believes 3G-enabled iPhones will be released by mid-year. It added that the current EDGE iPhone platform is being ramped down earlier than expected to “clean” inventories. AT&T CEO Randall Stephenson…