Global Positioning Systems (GPS) and Global Navigation Satellite Systems (GNSS)

1. High-Precision GNSS Techniques
   1. Differential GNSS (DGNSS)
      1. Basic Principles
      2. Reference Station Concept
      3. Correction Data Generation
      4. Communication Links
      5. Real-Time vs Post-Processing
      6. Accuracy Improvements
   2. Real-Time Kinematic (RTK)
      1. Carrier Phase Measurements
      2. Integer Ambiguity Resolution
      3. Baseline Processing
      4. Network RTK
      5. Virtual Reference Stations
      6. Centimeter-Level Accuracy
   3. Precise Point Positioning (PPP)
      1. Precise Orbit Products
      2. Precise Clock Products
      3. Ionospheric-Free Combinations
      4. Convergence Characteristics
      5. Real-Time PPP
   4. Satellite-Based Augmentation Systems (SBAS)
      1. System Architecture
      2. Wide Area Augmentation System (WAAS)
      3. European Geostationary Navigation Overlay Service (EGNOS)
      4. Multi-functional Satellite Augmentation System (MSAS)
      5. GPS Aided GEO Augmented Navigation (GAGAN)
      6. Integrity Monitoring
      7. Correction Message Format
   5. Ground-Based Augmentation Systems (GBAS)
      1. Local Area Augmentation
      2. Airport Applications
      3. Category I Precision Approaches
      4. Integrity and Continuity Requirements