Introduction to GNSS（1st Day）
A‐1. Introduction (by Dr. A. Yasuda)
• 1. History of radio navigation
• 2. What is GNSS?
• 3. Global evolution of GNSSs
A‐2. Basics of GNSS (by Dr. N. Kubo)
• 1. Description of satellite orbits, coordinates transformation,
and time systems
• 2. GNSS observables
• 3. GNSS errors (Atmosphere, ionosphere multipath, satellite
clock and orbit)
• 4. Calculating position and DOP
• 5. Basics of GNSS receiver
Positioning Algorithm and RTKLIB(Day 2 & 3)
B‐I. GNSS Positioning Program (by Dr. T. Sakai)
• Positioning Algorithm by Pseudo‐Ranges
• Processing of RINEX files
• Various Considerations for Improved Results
• Differential GPS
B‐2 GNSS precise positioning and RTKLIB (by Mr. T. Takasu)
• Carrier‐phase‐based positioning with GNSS
• Precise orbit and clock determination of GNSS satellites
• Models and algorithms involved in RTKLIB
• RTK and PPP by RTKLIB
• The Second half of the Third day (by Dr. H. Hojo)
B‐3. Field Practice of GNSS data analysis with RTKLIB
GNSS Signal and Receiver (Day 4 & 5)
• The Fourth day
• C‐I. Introduction into GNSS signals. (by Dr. T. Tsujii)
• 1. Spread‐spectrum concept and benefits for GNSS.
• 2. GNSS frequencies and their specifics with regard to radio signal propagation.
• 3. Code and carrier generation in GNSS transmitters and simulators.
• 4. GNSS navigation messages.
• 6. Signal generation using GNSS simulator.
• C‐II. Receiver design and INS integration.
• 1. Main components and their functions.
• Antenna / RF front end / baseband processor / navigation processor.
• 2. Baseband processor in detail.
• Operation of baseband processor: Acquisition / Operation of baseband processor: Code and carrier
tracking loops / Reading navigation message.
• 3.GPS and INS integration.
• INS integration / Ionospheric Scintillation effect on GPS / GPS/INS tracking under scintillation
• The fifth day
• C‐III. SDR (by Dr. T. Suzuki)
• GPS, GLONASS, Galileo, QZSS, Compass, particulars and comparison.
• Practice to operate real‐time software receiver