Syllabus
PROFESSIONAL ELECTIVES Electives in Computer Networks
Unit I
Introduction to wireless communications: Evolution of mobile radio communications. Cellular telephone system, Modern wireless communication systems: 2G, 3G, 4G wireless system and standards, Bluetooth and wireless personal area networks. Basic wireless propagation mechanisms-Reflection, diffraction and scattering.
Unit II
Digital Cellular Transmission, Spread Spectrum , Multiple Access techniques – frequency division multiple access (FDMA), time division multiple access (TDMA), code division multiple access (CDMA), space division multiple access (SDMA), Diversity and multiplexing -Time diversity, frequency diversity and space diversity, Evolution of wireless LAN, IEEE802.11,physical layer, MAC sub-layer, CSMA/CA, Adhoc networks: Characteristics – performance issues.
Unit III
Cellular Concept: Frequency reuse, channel assignment strategies, handoff strategies, improving coverage and capacity in cellular systems, routing in mobile hosts. Mobile IP – DHCP – Mobile transport layer – Indirect TCP – Snooping TCP – Transmission/time-out freezing – selective retransmission –Transaction oriented TCP.
Objectives and Outcomes
Pre-Requisite(s): 23CSEXXX Computer Networks
Course Objectives
This course provides an overview on the dynamics of wireless environment and means of communication across heterogeneous networks.
Course Outcomes
CO1: Understand the principles of mobile and wireless systems.
CO2: Understand multiple access schemes of wireless and mobile networks.
CO3: Analyze the working of various transport layer protocols in heterogeneous networks.
CO4: Analyze routing aspects of mobile hosts in wireless systems.
CO-PO Mapping
| PO/PSO |
PO1 |
PO2 |
PO3 |
PO4 |
PO5 |
PO6 |
PO7 |
PO8 |
PO9 |
PO10 |
PO11 |
PO12 |
PSO1 |
PSO2 |
| CO |
| CO1 |
3 |
2 |
|
2 |
|
2 |
2 |
2 |
|
|
|
|
3 |
2 |
| CO2 |
3 |
2 |
|
2 |
|
|
2 |
2 |
|
2 |
|
|
3 |
2 |
| CO3 |
3 |
2 |
3 |
2 |
3 |
|
|
|
|
|
|
|
3 |
2 |
| CO4 |
3 |
2 |
3 |
2 |
3 |
2 |
2 |
|
|
2 |
|
|
3 |
2 |
| CO5 |
3 |
3 |
3 |
3 |
2 |
|
|
|
|
|
|
|
3 |
2 |
Evaluation Pattern
Evaluation Pattern: 70:30
| Assessment |
Internal |
End Semester |
| Midterm |
20 |
|
| *Continuous Assessment Theory (CAT) |
20 |
|
| *Continuous Assessment Lab (CAL) |
30 |
|
| **End Semester |
|
30 (50 Marks;
2 hours exam) |
* CAT – Can be Quizzes, Assignments, and Tutorials
* CAL – Can be Lab Assessments, Projects, and Reports
**End Semester can be theory examination/ lab-based examination/ project presentation
Text Books / References
Textbook(s)
Stallings W. “Wireless Communications & Networks”. Pearson Education India; 2009.
Reference(s)
Jochen.S. “Mobile Communications”, Pearson Education Limited;2004.
Lee W C Y. “Wireless and Cellular Communications”, Third Edition, Tata McGraw Hill Publishing Company Limited; 2006.
Rappaport T.S. “Wireless Communication: Principles and Practice”, Second Edition, Pearson Education;2009.
Pahlavan K, Krishnamurthy P. “Networking Fundamentals: Wide, Local and Personal Area Communications”. John Wiley & Sons; 2006.
