14.2.1. Space Segment

Try these first

1. 1.

   What does the Space Segment consist of?

   Hint

   Think about what orbits around Earth.

2. 2.

   How many satellites typically make up a GNSS constellation?

   Hint

   Focus on the range mentioned in the section.

3. 3.

   What does the Space Segment of GNSS comprise?

   • Ground stations
   • Satellites
   • Receivers

   Hint

   Recall what is defined as part of the GNSS.

4. 4.

   True or False: The Space Segment includes ground control stations.

   • True
   • False

   Hint

   Think about the definitions of different segments.

5. 5.

   Evaluate how the number of satellites in the Space Segment affects positioning accuracy, and provide a mathematical example to support your evaluation.

   Hint

   Consider how triangulation works in geometry.

6. 6.

   Analyze the potential challenges faced by GNSS satellites in Medium Earth Orbit due to atmospheric conditions and propose solutions.

   Hint

   Think about how atmospheres interact with satellite signals.