Dallas TX/Reston VA, Sept. 21 - RKF Engineering, in support of TerreStar Networks, is pleased to announce the launch of the TerreStar GENUS; the worlds first dual-mode cellular/satellite smartphone on the newly formed AT&T Satellite Augmented Mobile Service. RKF collaborated with TerreStar Networks in the design of the GENUS smartphone and the entire satellite network and ground-based beamforming component. The dual-mode GENUS operates using cellular wireless capability as the primary mode of operation and satellite access as a secondary option for voice, data and messaging. For a full announcement please visit: http://www.prnewswire.com/news-releases/terrestar-genus-dual-mode-cellularsatellite-smartphone-now-available-from-att-103409814.html.