Participation in research, design, planning and implementation in projects in the Core of the mobile network, such as: Fixed / mobile judicial intervention (ETSI / CALEA Standards in Xi / HIx Interfaces), Geo-location (GMLC `Gateway Mobile Location Center 'with precision A-GPS protocols), 911 Emergency Services, Messaging: MMS / SMS / USSD / CBC and Deployment of value-added services in technologies: GSM, UMTS, IMS, SS7, MAP, CAP, Diame

Participation in research, design, planning and implementation in projects in the Core of the mobile network, such as: Fixed / mobile judicial intervention (ETSI / CALEA Standards in Xi / HIx Interfaces), Geo-location (GMLC `Gateway Mobile Location Center 'with precision A-GPS protocols), Anti-spam / Mail / SMS Relay (Cisco C370 and M670) and Messaging: MMS / SMS / USSD / CBC.