JAWAHARLAL NEHRU TECHNOLOGICAL UNIVERSITY HYDERABAD

Course Outcomes

At the end of this course, students will be able to

• 1. Implement the advanced digital modulation techniques.
• 2. Design Convolutional encoder and decoder for error control coding techniques.
• 3. Calculate path loss for Free space, Okumura and Hata models for outdoor propagation.
• 4. Comprehend Cellular concepts of GSM and CDMA networks.
• 5. Simulate RAKE receiver for CDMA with MATLAB.

List of Experiments:

• 1. FSK Modulation and Demodulation technique.
• 2. QPSK Modulation and Demodulation technique.
• 3. DQPSK Modulation and Demodulation technique
• 4. 8-QAM Modulation and Demodulation technique.
• 5. Implementation of Convolutional Encoder and Decoder.
• 6. Simulation of the following Outdoor Path loss propagation models using MATLAB.
• a. Free Space Propagation model b. Okumura model
• b. Hata model
• 7. Simulation of Adaptive Linear Equalizer using MAT LAB software.
• 8. Measurement of call blocking probability for GSM &CDMA networks using Netsim software.
• 9. Study of GSM handset for various signalling and fault insertion techniques (Major GSM handset sections: clock, SIM card, charging, LCD module, Keyboard, User interface).
• 10. Study of transmitter and receiver section in mobile handset and measure frequency
• 11. band signal and GMSK modulating signal.
• 12. Simulation of RAKE Receiver for CDMA communication using MAT LAB software.
• 13. Simulate and test various types of PN codes, chip rate, spreading factor and processing gain on performance of DSSS in CDMA.
• 14. Simulate and test the 3G Network system features using GSM AT Commands. (Features of 3G Communication system: Transmission of voice, video calls, SMS, MMS,TCP/IP,HTTP,GPS)
• 15. Modelling of communication system using Simulink.

Note

Experiments 1 to 5 need to be simulated using MATLAB and tested on hardware.

R19 M.TECH. COMMUNICATION SYSTEMS

M.TECH.- I YEAR- I SEMESTER COMMUNICATION SYSTEMS