Indra will implement a station network to measure Global Navigations Satellite Systems (GNSS) signals in order to supervise that data used by aircrafts in the German territory are accurate and reliable. The German air navigation services provider, the DFS (Deutsche Flugsicherung GmbH), commissioned AC-B (Air Traffic Control & Business Systems), as Indra subsidiary in Germany, with the modernisation of the GNSS-Ü (Global Navigation Satellite Systems Monitoring). It consists of a critical system which calculates errors and determines the accuracy, integrity, continuity and availability of the data provided by the positioning systems GPS and EGNOS for the different flight phases. Read More