Presented by Jean-Marc Piéplu (EGNOS Exploitation Program Manager) in Toulouse - France at EGNOS flight event, 6-7 May 2015

1. WHAT IS EGNOS ?
HOW DOES IT WORK ?
Toulouse, 6-7 May 2015
Jean-Marc Piéplu
EGNOS Exploitation Program Manager
EGNOS flight event

2. 2
EGNOS (European Geostationary Navigation Overlay Service)
Navigation Land Earth
Station (NLES):
…uplinks error
corrections to EGNOS
satellites…
GPS (and Galileo)
Satellite Constellation
Ranging and Integrity
Monitoring Stations
(RIMS) :
…receive GPS data
& send to MCC…
Mission Control Centre (MCC)
…processes GPS data to
determine errors…
EGNOS Geo-stationary Satellite
…relays error corrections to users…
HPL
VPL
HPL/VPL:
Protection levels with
integrity better than
1/10 Million per 150 sec

3. EGNOS Operational System: EGNOS V2
– 38 monitoring stations (RIMS) deployed in Europe
and North Africa
– 6 Uplink stations (NLES) deployed in Belgium,
Luxembourg, France, Italy, Nederland
– 2 main Mission Control Centres (Madrid, Rome)
– 1 Engineering & Tests Center (Toulouse)
– 1 Service Provision Centre (Madrid)

4. EGNOS Ground Infrastructure
GEO Uplink Station (NLES)
Luxembourg
Monitoring Station
(RIMS)
Svalbard
Monitoring Station
(RIMS)
Azores

5. EGNOS Safety Of Life Service performances
Monday 4 May 2015

6. EGNOS Exploitation: organisation
European Commission
Program supervision
European GNSS Agency (GSA)
Program management
European Space Agency (ESA)
System Evolutions
EGNOS Service Provider (ESSP)
Service Provision
Operations, Maintenance
European Aviation
Safety Agency (EASA)
Safety oversight
Delegation
Industry V2
(development)
Working
Arrangement
Industry
(maintenance)
Industry V3
(development)
Sites Operations
Communications
Service Contract
Certification
Process

7. EGNOS and other SBAS: Next Generation
Single frequency
GPS-only
WAAS+EGNOS+MSAS
Dual-Frequency
GPS-only
Extension scenario
Dual-Frequency
GPS-Galileo
Extension scenario