P.CAPIRCIO - CDS/D/CPS/SSS GALILEO PRESENTATION P.CAPIRCIO - CDS/D/CPS/SSS

INTRODUCTION Saisir ici votre référence GALILEO : Europe’s own global navigation satellite system: 25 EU member-states 3 non-EU participants (Switzerland, Norway, Canada) + China, Israel (Ukraine & India expected soon) Highly accurate Dual frequencies as standard Down to meter range precision Guaranteed service 90% probability to have At least 4 satellites in sight Real time positioning under all but the most extreme circumstances is expected users informed of satellite failures Suitable for safety critical application under civilian control Public-Private Partnership Inter-operable with GPS and GLONASS

New SPACE SEGMENT 30 satellites (27 ops + 3 active spares) Saisir ici votre référence 30 satellites (27 ops + 3 active spares) 23616 km above the Earth MEO: Medium Earth Orbit 14 hours Earth orbit Inclination of orbital planes is 56° Good coverage expected even at latitudes up to 75°N 2 Atomic clocks onboard: 1 Rubidium 1 Passive Hydrogen Maser (PHM) New

OPERATIONAL ORGANIZATION Saisir ici votre référence Galileo headquarters Administrative & market development Toulouse (France) Overall Management leadership: Performance monitoring and operations security UK (Inmarsat) 2 Galileo Control Centres (GCC): Munich (Germany) Fucino (Italy) Backup control centers & Galileo safety-critical application facilities Spain

CONTROL SEGMENT 2 Galileo Control Centres (GCC) Saisir ici votre référence 2 Galileo Control Centres (GCC) Use the data of the GSS Compute the integrity information Synchronize the time signal of satellites 20 Galileo Sensor Stations (GSS): Provide data to GCC Redundant communication network 15 Up-link stations 5 S-band 10 C-band Installed around the globe Exchange of data between GCC and satellites

GALILEO SERVICES (1/3) Open Service (OS) Safety of Life Service (SoL) Saisir ici votre référence Open Service (OS) free of user charge Precision: Mono-frequency precision: H: 15m; V= 35m Double-frequency precision: H= 4m; V=8m No integrity signal provided Safety of Life Service (SoL) Double or Tri-frequencies OS Double-frequency performances Timely warnings about accuracy (integrity signal) Precision: H=12m; V=20m Time To Alarm: 6 sec Contractual commitment Dedicated receivers required

GALILEO SERVICES (2/3) Public Regulated Service (PRS) Saisir ici votre référence Public Regulated Service (PRS) Controlled access based on encrypted ranging codes and data: Precision: H=6.5m; V=12m Time To Alarm: 10 sec (integrity signal) Independent signal from other services Dedicated to public safety and security organization: Police Fire department Customs agencies Military use not approved by EU

GALILEO SERVICES (3/3) Commercial Service (CS) Saisir ici votre référence Commercial Service (CS) Chargeable to users Tri-frequencies Encrypted signals OS + Provides a limited broadcasting capacity for messages from service centres to users (in the order of 500 bits per second) For integration into communication systems Search and Rescue Service (SAR) Transponder listening distress signals Signal distress amplification and frequency switch broadcast globally the alert messages received from distress emitting beacons. Enhance performances of the international COSPAS-SARSAT Search and Rescue system.

RADIO FREQUENCIES ALLOCATION 10 GALILEO SIGNALS Saisir ici votre référence SAR downlink Carriers frequencies SAR transponder 1176.45 MHz 1207.14 MHz 1278.75 MHz 1575.42 MHz 406 MHz 1544 MHz GPS L5 1176.43 Mhz (Block IIF) (2007) GPS L2 1227.6 Mhz GPS L1 1575.42 Mhz GLONASS L1 1598 to 1607 Mhz GLONASS L3 (2008) 1198 to 1208 Mhz (1) Code + Nav data (5) PRS Code + PRS data (6) Code + CS data (3) Code + Nav data + integrity + SAR data broadcat (9) Code + Nav data + integrity + SAR data broadcat (8) PRS Code + PRS data (2) Code only (4) Code only (10) Code only (7) Code only

Annual operating cost: 220 Millions Euros: GALILEO PROGRAM Saisir ici votre référence Development and validation phase (2001-2008): Consolidation of Mission Requirements Development of satellites and ground based components In orbit Validation (IOV) Phase 1 – GIOVE-A & GIOVE-B demonstrators Actual start in 2006 January Deployment phase (2008-2010) In orbit Validation (IOV) Phase 2 4 first operational satellites Construction & launch of the 26 remaining satellites Installation of the complete ground segment Commercial operational phase (from 2010) 1.1 Billion Euros: ESA/EU founded 2 Billions Euros: PPP founded Annual operating cost: 220 Millions Euros: PPP founded

GIOVE-A 2005 December 28th: GIOVE-A placed in orbit Saisir ici votre référence 2005 December 28th: GIOVE-A placed in orbit by Soyuz–Fregat rocket operated by Starsem From Baikonour Cosmodrome 2006 January 10th : End of Commissioning phase Deployment of solar array panels Uploading of computer software Placing satellite in sun acquisition mode Functional checks Put the satellite in Earth pointing attitude Driven by: SSTL: Surrey Satellite Technology Ltd (UK / Guidford) With ground stations deployed at: RAL (UK), Bangalore (India), Kuala Lumpur (Malaysia) 2006 January 12th: First GALILEO signals transmitted Analysed by Chilbolton Observatory (UK) ESA Station (Belgium)

GIOVE two years experimentation Saisir ici votre référence GIOVE-A : Built by SSTL (UK) 2 redundant Rubidium clocks (Temex Switzerland) Signal generation units (Alcatel Alenia Italy & SSTL UK) E2, L1, E1, E5 frequencies Characterise the radiation environment GIOVE-B : Expected launch in spring 2006 Larger & more advanced Built by Galileo Industry (Germany) 1 Rubidium + 1 PHM clocks