Epson collaboration with Infinenon present XPOSYS the new GPS chip for phones. XPOSYS claimed as the smallest GSP chip processor that only have 26mm square sized with integrated 65nm processor. Beside inexpensive, it also offer 50% less power consumption than the other GPS chip. It more sensitives and able for faster setting with better accuracy. No more info about XPOSYS availability, but for you know Apple already uses Infineon Hammerhead II unit in the 3G iPhone for navigation.