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- AIS-VTS
- ARAIM
- About navipedia
- Accuracy
- Acronym List
- Aerial Survey
- Air Traffic Control
- Aircraft-Based Augmentation System
- AltBOC Modulation
- An intuitive approach to the GNSS positioning
- And yet it moves: 14 Galileo satellites now in orbit
- Another eight Galileo satellites for Europe
- Antenna Phase Centre
- Antennas
- Anti-Spoofing
- Antisymmetric Sequences
- Apprentices sought for ESA’s satnav summer school
- Approach
- Atmospheric Effects Modelling
- Atmospheric Refraction
- Atmospheric Sensing
- Atomic Time
- Attitude Determination
- Autocorrelation & Power Spectral Density
- Autonomous Applications
- Autonomous Driving
- Autonomous Flying
- Availability
- Aviation Applications
- Aviation Products
- Bancroft Method
- Baseband Processing
- BeiDou Architecture
- BeiDou Future and Evolutions
- BeiDou General Introduction
- BeiDou Ground Segment
- BeiDou Performances
- BeiDou Receivers
- BeiDou Services
- BeiDou Signal Plan
- BeiDou Space Segment
- BeiDou User Segment
- Best Linear Unbiased Minimum-Variance Estimator (BLUE)
- Binary Coded Symbols (BCS)
- Binary Offset Carrier (BOC)
- Binary Phase Shift Keying Modulation (BPSK)
- Block-Wise Weighted Least Square
- CBCS Modulation
- CDMA FDMA Techniques
- CEP to ITRF
- Call For Media: Press briefing on launch of Galileo satellites 9/10
- Carpooling and Transport on Demand
- Carrier-smoothing of code pseudoranges
- Carrier Phase Ambiguity Fixing
- Carrier Phase Cycle-Slip Detection
- Carrier Phase Wind-up Effect
- Carrier phase ambiguity fixing with three frequencies
- Carrier phase ambiguity fixing with two frequencies
- Cartesian and ellipsoidal coordinates
- Celestial Ephemeris Pole
- Chartplotters
- China to join effort developing post-2020 aircraft satnav standards
- Civil Applications
- Clock Modelling
- Code-Carrier Divergence Effect
- Code Based Positioning (SPS)
- Code and Carrier Based Positioning (PPP)
- Coherent Adaptive Sub-Carrier Modulation (CASM) and Interplex
- Colloquium on scientific and fundamental aspects of Galileo
- Combination of GNSS Measurements
- Combining pairs of signals and clock definition
- Composite BOC (CBOC)
- Computation of GNSS Satellite Coordinates
- Contact editor
- Content Management
- Continuity
- Contract to bring EGNOS to next level
- Conventional Celestial Reference System
- Conventional Terrestrial Reference System
- Coordinate Systems
- Coordinates Computation from Almanac Data
- Correlators
- Cramér Rao Lower Bound
- Criticality of GNSS Applications
- Cycle-Slips Detection with three-frequency signals
- DGNSS Fundamentals
- DGNSS Standards
- DGNSS Systems
- Data Demodulation and Processing
- Delay Lock Loop (DLL)
- Detector based in carrier phase data: The geometry-free combination
- Detector based in code and carrier phase data: The Melbourne-Wübbena combination
- Differential GNSS
- Differential GPS
- Digital Signal Processing
- EGNOS-based landings at Europe’s largest mainland airport
- EGNOS Architecture
- EGNOS Commercial Data Distribution Service
- EGNOS Data Access Service (EDAS)
- EGNOS Future and Evolutions
- EGNOS General Introduction
- EGNOS Ground Segment
- EGNOS Open Service
- EGNOS Performances
- EGNOS Receivers
- EGNOS Safety of Life Service
- EGNOS Services
- EGNOS Signal Structure
- EGNOS Space Segment
- EGNOS User Segment
- EGNOS expands: aircraft use of precision satnav increasing
- EGNOS team receive prestigious award
- ESA and CNES experts ready for Galileo’s first orbits
- Earth Deformation Effect
- Earth Revolution Time
- Earth Rotation Time
- Earth Sciences
- Electromagnetic Beam Bending
- Electronic Bracelets
- Ellipsoidal and Cartesian Coordinates Conversion
- Emergency Services
- Emission Time Computation
- En Route Navigation
- Equivalent Carrier to Noise Ratio in presence of RF interference
- European EGNOS technology for South Korea
- European Satellite Navigation Competition
- Europe’s first decade of navigation satellites
- Examples of multi-frequency Cycle-Slip Detectors
- Examples of single frequency Cycle-Slip Detectors
- FDMA vs. CDMA
- Fantastic four: November’s Galileos reach Europe’s Spaceport
- Father of GPS meets Europe’s Galileo team
- Filetest
- Fleet Management and Vehicle Tracking
- Flight Decks and Avionics
- Flying the fantastic four
- Former Galileo Director honoured with satnav leadership award
- Four Galileo satellites at ESA test centre
- Four Galileo satellites on one Ariane 5
- Four Galileos together in ESA test centre
- Four of the latest set of Galileo navigation satellites will be launched on Ariane 6 rockets
- Frequency Lock Loop (FLL)
- Front End
- Fundamental Physics
- GAGAN
- GBAS (disambiguation)
- GBAS Fundamentals
- GBAS Standards
- GBAS Systems
- GLONASS Architecture
- GLONASS Future and Evolutions
- GLONASS General Introduction
- GLONASS Ground Segment
- GLONASS Navigation Message
- GLONASS Performances
- GLONASS Receivers
- GLONASS Satellite Coordinates Computation
- GLONASS Services
- GLONASS Signal Plan
- GLONASS Space Segment
- GLONASS User Segment
- GNSS
- GNSS-based Products
- GNSS Applications
- GNSS Augmentation
- GNSS Authentication and encryption
- GNSS Basic Observables
- GNSS Broadcast Orbits
- GNSS Interference Model
- GNSS Market Report
- GNSS Measurement features and noise
- GNSS Measurements Modelling
- GNSS Modulation Schemes
- GNSS Performances
- GNSS Receivers General Introduction
- GNSS Satellites Orbit
- GNSS Service Centre
- GNSS Testing
- GNSS signal
- GPS
- GPS Architecture
- GPS C1, P1 and P2 Codes and Receiver Types
- GPS Future and Evolutions
- GPS General Introduction
- GPS Ground Segment
- GPS Navigation Message
- GPS Performances
- GPS Receivers
- GPS Services
- GPS Signal Plan
- GPS Space Segment
- GPS Time and Frequency Transfer Techniques
- GPS User Segment
- GPS and Galileo Satellite Coordinates Computation
- GSSC
- Galileo Architecture
- Galileo Future and Evolutions
- Galileo General Introduction
- Galileo Ground Segment
- Galileo High Accuracy Service (HAS)
- Galileo IOV Satellites
- Galileo Initial Services: first quarter service performance for users
- Galileo Integrity Concept
- Galileo Integrity Monitoring
- Galileo Navigation Message
- Galileo Open Service (OS)
- Galileo Open Service Navigation Message Authentication
- Galileo Performances
- Galileo Public Regulated Service (PRS)
- Galileo Receivers
- Galileo Safety of Life (SoL)
- Galileo Search and Rescue Service
- Galileo Services
- Galileo Signal Plan
- Galileo Space Segment
- Galileo Tropospheric Correction Model
- Galileo User Segment
- Galileo begins serving the globe
- Galileo clock anomalies under investigation
- Galileo duo handed over in excellent shape
- Galileo grows: two more satellites join working constellation
- Galileo launch postponed
- Galileo meets Galileo as launch draws near
- Galileo pair arrives in French Guiana
- Galileo pair preparing for December launch
- Galileo satellite recovered and transmitting navigation signals
- Galileo satellite set for new orbit
- Galileo satellites encapsulated for launch
- Galileo satellites enclosed for Friday’s launch
- Galileo satellites enclosed for launch
- Galileo satellites fuelled and ready for launcher attachment
- Galileo satellites fuelled for flight
- Galileo satellites handed over to operator
- Galileo satellites in launch zone
- Galileo satellites ready for fuelling as launcher takes shape
- Galileo satellites seated atop Soyuz launcher
- Galileo satellites set for year-long Einstein experiment
- Galileo satellites well on way to working orbit
- Galileo satellites – status update
- Galileo signal team nominated for invention award
- Galileo signal team wins European Inventor Award
- Galileo signals covering more of the sky
- Galileo system updated and back to work
- Galileo taking flight: ten satellites now in orbit
- Galileos in the zone for launch
- Galileos take their seats on launcher upper stage
- Galileo’s Ariane 5 arrives at Europe’s Spaceport
- Galileo’s Ariane 5 dispenser ready at spaceport
- Galileo’s dozen: 12 satellites now in orbit
- Galileo’s search and rescue service in the spotlight
- Gallery
- Games
- Gaussian Minimum Shift Keying (GMSK)
- Generic BCS Signals
- Generic Receiver Description
- Geometric Range Modelling
- Global satnav augmentation systems settle on common channels post-2020
- Green light for ESA’s advanced satnav technology and innovation programme
- Ground-Based Augmentation System
- Ground-Based Augmentation System (GBAS)
- Ground-based Galileo satellite joins post-launch dress rehearsal
- Handheld Outdoor Receivers
- Handover for team who put Galileo users on notice
- Hard Limiting
- How each Galileo satellite is tested ahead of launch
- ICRF to CEP
- IRNSS Signal Plan
- Industry Applications
- Instrumental Delay
- Integrity
- Interfaces and Protocols
- Intervoting (Interplex plus Majority Voting)
- Ionosphere-free Combination for Dual Frequency Receivers
- Ionospheric Delay
- Ionospheric Models for Single Frequency Receivers
- Julian Date
- Kalman Filter
- Klobuchar Ionospheric Model
- Land Surveying
- Last Galileo leaves ESA’s Test Centre
- Latest Galileo satellites reach launch site
- Latest Galileos closing in on launch
- Launch of new Galileo navigation quartet
- Learn how ESA is seeking out competitive innovation in navigation: join us at Le Bourget
- Linear Modulation (Spatial Combining)
- Linear observation model for PPP
- Location Based Services
- Location based Information Streams
- Lock Detectors
- LogoTest
- MBOC Modulation
- MSAS Architecture
- MSAS General Introduction
- MSAS Ground Segment
- MSAS Performances
- MSAS Signal Structure
- MSAS Space Segment
- MSAS User Segment
- Main Page
- Main Page2
- Majority Signal Voting
- Mapping & GIS
- Mapping of Niell
- Maritime Applications
- Maritime En Route Navigation
- Maritime Products
- Matrix Definitions Phi and Q
- Microwave Amplification by Stimulated Emission of Radiation
- Military Applications
- Military Navigation
- Minimum Aviation System Performance Standards
- Minimum Operational Performance Specification
- Minimum Shift Keying (MSK)
- Mining
- Mission control ready for next Galileo pair
- Mission team ready for Galileo launch
- Monitoring Climate Using Ground-based GNSS Measurements
- More Galileo satellites broadcasting navigation signals
- Multicorrelator
- Multilevel Coded Spreading Symbols (MCS)
- Multipath
- NAVIC
- NAVISP
- NeQuick Ionospheric Model
- New Airbus A350 comes EGNOS-capable
- New Galileos join Europe’s satnav constellation
- New launch date for Galileo
- New sites will boost European search and rescue
- New video: Galileo deployment phase
- New video: Galileo towards the future
- Next two Galileo satellites reach Europe’s Spaceport
- Northern exposure for satnav summer school
- Ocean loading
- Osculating Elements
- Other Applications
- Other Regional Systems
- Other SBAS
- Outdoor Navigation
- PPP Fundamentals
- PPP Standards
- PPP Systems
- Package and Container Tracking
- Parameters adjustment
- Parameters adjustment for PPP
- Pedestrian Navigation