A-GPS Overview v2A-GPS Overview / NX3 A-GPS SolutionSep 2007 (v.2)NS2020 - GPS Host Software - 12/05/2006A-GPS Overview - TopicsA-GPS OverviewBackground Why A-GPS What is included in Assistance Data Receiving Assistance DataNemerix NX3Features Summary Why hosted A-GPS Support Typical configurations Platform Services RequirementsA-GPS Seminar NemeriX Proprietary & ConfidentialBackgroundIn order to obtain a location “fix” we need to know:The time or distance between us and 4SVs The precise location of each SVThe information regarding SV orbits is transmitted by the SVs by modulating the CA codeSet of parameters (Ephemeris) that plug into equations defining the SV orbits……