The scope of the workshop will include navigation equipment and techniques: receivers, payloads, signals, navigation algorithms, signal processing techniques and applications of GNSS (terrestrial and space). The papers should describe new equipment developments and systems concepts, innovative technologies and designs, testing/validation procedures, linked to the topics that are listed below. Just as an indication, the topics are broken down into sub-topics.

1. RECEIVER TECHNOLOGY
• Architecture optimisation for digital implementations
• Antenna technology, adaptive arrays
• Direct sampling technologies
• Indoor positioning receivers
• Software receivers
• Performance bounds for code and carrier phase estimation
• Miniaturisation and low power consumption
• Phase noise mitigation
• Algorithms and equipment for Signal-In-Space Monitoring and Analysis
• New developments and products

2. SIGNAL DESIGN & PERFORMANCES
• Signal performance in real environment
• Advanced modulations, FEC coding, message
• Signal design for C-band, L-band
• GNSS Signal Design, Multiplexing Techniques and New GNSS Signal Standards
• GNSS Signal Verification
• GNSS Signals Evolution and Modernization
• PRN-Code Design for GNSS

3. SIGNAL PROCESSING
• Signal processing algorithms for modernised signals
• Fast acquisition techniques
• Acquisition and tracking threshold reduction
• signal processing algorithms for high sensitivity receivers
• Signal processing algorithms for multipath mitigation and detection
• Signal processing algorithms for interference mitigation and detection
• Signal processing algorithms for scintillation detection and mitigation
• AltBOC and MBOC Signal Processing
• Multi-Frequency Signal Processing
• Evil waveform detection and mitigation

4. NAVIGATION ALGORITHMS
• New positioning algorithms
• Carrier Phase Integer Ambiguity Resolution
• Carrier Phase-Based Positioning
• Three Carrier Ambiguity Resolution, widelane algorithms
• RTK, WARTK and PPP positioning
• Receiver Autonomous Integrity Monitoring (RAIM) and ARAIM
• RAIM-GIC integration
• Snapshot vs. sequential (integrity) algorithms
• Noise smoothing
• Satellite selection
• Cycle slip detection and correction
• Tropospheric and ionospheric error correction algorithms
• Post processing algorithms for multipath mitigation and detection
• Post processing algorithms for interference mitigation and detection
• Special algorithms for specific applications (space and terrestrial)
• Algorithms for timing applications

5. MULTI-GNSS TECHNOLOGY AND TECHNIQUES (GPS, GLONASS MODERNISATIONS, GALILEO, COMPASS, SBAS …)
• Technology integrating multiple GNSS systems
• Technology synergies between different GNSS systems
• Multi-GNSS navigation algorithms
• Multi-GNSS RAIM techniques
• Integrated navigation algorithms using multiple GNSS systems
• Technological issues for receiver synchronization using multiple GNSS systems

6. SENSOR FUSION
• Integration with inertial sensors (MEMS, etc)
• Integration with wireless networks (WLAN, UWB, Zigbee, etc)
• Navigation filters for sensor fusion
• Navigation Data fusion
• Pedestrian navigation
• High-dynamics applications
• Integration of satellite navigation receivers with Loran-C

7. GNSS MULTIPATH, INTERFERENCE & PROPAGATION
• Multipath mitigation based on adaptive antenna arrays
• Multipath-related performance bounds
• Specific characterisation of multipath effects on different applications
• Interference mitigation and localization based on adaptive antenna arrays
• Spectral compatibility of GNSS with other services
• Radar/GNSS, DME/GNSS, MSS/GNSS interference effects. Intentional interference
• System interference of new satellite navigation signals
• Effect and importance of interference in different applications (terrestrial and space)
• Characterization and modelling of Multipath signal propagation
• Characterization and modelling of Tropospheric and Ionospheric signal effects
• Scintillation measurements and modelling

8. SPACE RECEIVERS TECHNOLOGY & APPLICATIONS
• New technologies and techniques of interest for satellite navigation
• New hardware developments
• Receivers for nanosatellites
• Synergies between terrestrial technologies and space
• Autonomous navigation
• Hybridisation techniques
• Recent flight experiences
• Space Navigation algorithms using GNSS. On ground and on board processing
• Attitude determination
• Pseudolites ground network for space users: signal structure, experiments, user equipment prototypes
• Formation flying
• Satellite navigation at high altitude (GEO, HEO, GTO)
• Spacecraft missions providing GNSS reflections
• Precise orbit determination
• Remote Sensing using GNSS
• Radioocultation
• GNSS signal propagation investigations (ionospheric and tropospheric disturbances)
• Launchers navigation: user equipment prototypes, experiments and results

9. NAVIGATION PAYLOAD TECHNOLOGY IMPACTS
• Payload characteristics impacting navigation performance
• RF chain phase stability
• Onboard clocks critical performance
• Onboard autonomous navigation processing
• Onboard signal monitoring techniques
• Impairments on signal and clocks
• Signal generation critical performance

10. USER EQUIPMENT TECHNOLOGY FOR GNSS APPLICATIONS
• Receivers and applications using the new GNSS systems
• GNSS user equipment demonstrations. Ongoing developments and results
• Aeronautical, terrestrial, land-mobile, waterway and railway applications of satellite-based navigation
• Development of simulators and user equipment prototypes
• GNSS user experiences.

11. SCIENTIFIC APPLICATIONS
• Retrieval algorithms for altimetry, wind and waves
• Retrieval algorithms for ionospheric and troposheric profiles
• Wind speed and wind direction measurements and modelling
• Ice sheet and wet lands mapping
• Experimental results
• Models of the ocean surface at L-band
• Scientific receiver and antenna technology
• New techniques for geodesy
• Other applications

12. SYNERGIES BETWEEN SATELLITE NAVIGATION AND COMMUNICATIONS
• Integration of satellite navigation receivers with mobile communications terminals
• Location based services (LBS)
• Positioning using GNSS and mobile communication systems: receivers and algorithms
• Network-aided positioning, AGNSS (Assisted GNSS)
• Technology synergies between satellite navigation and communications
• Technological issues for timing and frequency synchronization using GNSS
• Dissemination of wide area differential information via terrestrial networks