CU7301 Advanced Satellite Based Systems M.E Question Bank : valliammai.co.in

Name of the College : Valliammai Engineering College
University : Anna University
Department : Electronics and Communication Engineering
Subject Code/Name : CU7301-Advanced Satellite Based Systems
Degree : M.E Communication Systems
Year : II
Semester : III
Document Type : Question Bank
Website : valliammai.co.in

Download : https://www.pdfquestion.in/uploads/va…%20Systems.pdf

Valliammai Advanced Satellite Based Systems

Unit-1

Navigation, Tracking And Safety Systems :
Part-A :
1. How does GPS work?

Related : Valliammai Engineering College CL7103 System Theory M.E Question Bank : www.pdfquestion.in/2795.html

2. What is GNSS?
3. What are the uses of GPS?
4. Mention the factors that affect the accuracy of GPS measurements?
5. What are the types of errors in GPS measurements?
6. What is trilateration?
7. Define NAVSTAR GPS?
8. What are the building blocks of GPS?
9. Give the information required to locate the receiver.
10. List the functional segments of GPS?

11. Define the characteristics of space segment?
12. Write the two types of codes used in GPS?
13. Define RANN.
14. What is the function of control segment?
15. What are the components of control segment?
16. Define user segment.
17. What is elective availability?
18. Define anti-spoofing.
19. Write the functions of Sarsat distress system.
20. Write the functions of Inmarsat distress system.

Part-B :
1. With a neat sketch, explain the working of GPS receiver.
2. In detail, explain the functions of global satellite navigation systems.
3. Explain about GPS positioning and location identification.
4. Describe the characteristics of transit and timation systems of GPS.
5. In detail, explain the functional segments of GPS.
6. Draw the diagram of GPS satellite constellation and explain.
7. Explain about the sources and type of errors of GPS measurement systems.
8. Explain how the 3-dimentional position and velocity information is determined using GPS.
9. Explain about the interdisciplinary applications of GPS satellite with examples.
10. Describe the functional characteristics of regional navigation system.
11. Write short notes on i) Sarsat ii ) Inmasat
12. What is the location based services provided by GPS satellite? Explain with examples.

Unit- 2

Inertial Navigation And Differential GPS Systems :
Part-A :
1. Define inertial navigation system.
2. What are the advantages of INS?
3. What are the disadvantages of INS?
4. Give example for inertial navigation technologies.
5. List common error models in INS.
6. What are altitude sensors?
7. What are acceleration in INS?
8. What are the types of acceleration in INS?
9. Write principal coordinate systems of INS?
10. Give the implementation issues of gimbal systems?
11. What are the system level errors in INS?
12. Define Coriolis Effect?
13. Compare GPS and differential GPS?
14. How does DGPS work?
15. Write the components of Differential GPS?
16. What are the error sources in DGPS?
17. Define LADGPS?
18. Define WADGPS?
19. What is the mission of WAAS?
20. What is GUS?

Part-B :
1. Explain the different types of common error models in INS?
2. Write short notes on (i) altitude sensors (ii) navigation co-ordinates?
3. Explain the types and error models of accelerometer sensors?
4. Describe the functional implementation of one and three dimensional INS?
5. Draw the INS initialization process and also explain about INS alignment?
6. Explain the classification of earth models in intertial and satellite navigation system?
7. What are the system level error sources? Explain with navigation error propogation?
8. Explain the functional and characteristics of WAAS with neat diagram?
9. Draw and explain the block diagram of GUS control loop and IOT test setup?
10. Describe the different process of involved in GUS clock steering algorithm?
11. Explain the geometric analysis of GEO satellite orbit determination?
12. Explain about the implementation and design issues of gimbal and strapdown systems

Unit–3

Remote Sensing Systems And Techniques :
Part –A :
1. What are the component present in optical fiber sensors?
2. How does optical fiber sensor works?
3. Define coupling efficiency?
4. What ere the advantages of optical fiber sensors?
5. What are the types of optical fiber sensors?
6. What is remote sensing?
7. What are the components of an ideal remote sensing?
8. What are the advantages of RS?
9. What are the limitations of RS?
10. What are the two types of data acquisition systems?
11. What are the types of resolution in RS?
12. What is the function of Landsat?
13. Write the three characteristics of optical sensors?
14. What is meant by information extraction in remote sensing?
15. Differentiate image interpretation and image processing?
16. What are the types of information extraction in remote sensing?
17. Give the elements used in image interpretation?
18. What is geoeye?
19. Define digital globe?
20. What is the function of Meteosat?

Part-B :
1. Explain the systematic, non-systematic distortion and image geometry in a remote sensing image processing?
2. Explain the spatial, temporal and characteristics of information extraction from digital images?
3. How the digital images are interpreted and transformed into classified images?
4. What are the image interpretation keys required for RS images? Explain?
5. Explain the classification of remote sensing sensors?
6. What are the characteristics of optical sensors? Explain with example?
7. Draw the flow graph of the image interpretation process. Explain?
8. Describe the function of geoeye-1 sat in commercial imaging system?
9. List the functions of digital globe in commercial satellite imaging system?
10. Describe the functions and characteristics of non-optical sensors?
11. Explain how does the Landsat work in remote sensing application?
12. .Explain the uses of Meteosat weather satellite in meteorology application?