Details of the Garmin-ASUS breakup are slowly being revealed. We now know that ASUS has obtained exclusive rights to license Garmin navigation and location based services on its Android smartphones with a Garmin navigation trademark slapped on the back -- other Android handset makers need not apply. ASUS will go back to selling its own-brand handsets in January, including models equipped with 3D for gaming and connectivity with ASUS ebook readers and tablets, according to DigiTimes. For its part, Garmin's official blog says that it will be expanding its mobile application handset development by offering navigation and other applic