EC303 - Communication Lab-I

National Institute of Technology Karnataka, Surathkal Department of Electronics & Communication Engineering COURSE PLAN & EVALUAVATION PLAN -2022-23 (Odd Sem)

1.       Course code: EC303

2.       Course Title: Comm. Lab-I 3. L-T-P: 0-0-3

4.       Credits: 2

5.       Course Instructor: Prof M. Kulkarni, Dept. of E&C Engg.

6.       Objectives of the Course:

7.       (i) Develop simulation skills of communication systems using Scilab/Matlab/Simulink.

(ii)  To learn IC data sheets and develop hardware laboratory skills.

(iii) To design, implement, test and demonstrate basic communication circuits.

8.       Course Outcomes:

 

 

Course Outcomes

PO1

PO2

PO3

PO4

PO5

PO6

PO7

PO8

PO9

PO10

PO11

PO12

PSO1

PSO2

CO1

Understand through simulation the communication signals in time domain and frequency domain & learn to simulate various modulation- demodulation schemes

using MatLab/Simulink

2

2

3

2

3

 

 

 

1

 

 

2

2

2

CO2

Design, implement, and test basic

communication circuits.

2

3

2

2

3

 

 

 

1

 

 

2

2

2

CO3

Demonstrate the working of designed circuits, measure the outputs and record the

observations.

2

3

2

1

2

 

 

 

3

2

2

 

3

3

CO4

Implement a term

project (Preferably hardware).

2

2

2

2

 

2

2

 

2

2

2

 

2

2

 

9.       Course Plan (Total No. of Weeks: 11)

Expt. No.

Title

Part A: HW Experiments using discrete components

1.

Amplitude Modulation and Demodulation (using Transistor/IC AD633)

2.

DSB SC Modulation and Demodulation (using IC IC AD633)

3.

Frequency Modulation & Demodulation (using PLL)

4.

 Pre-Emphasis - De Emphasis Circuits

5.

Pulse Modulation/Demodulation (PWM, PPM)

6.

Verification of Sampling Theorem

7.

Frequency Division Multiplexing

8.

Time Division Multiplexing

9.

RF Mixer

 

Part B: Simulation Experiments (Using Scilab/Matlab/Simulink) : Online Assignment

                     i.     

Perform basic signal operations. Plot the magnitude and phase responses of a continuous time signal.

                  ii.      

Find the even and odd parts and real and imaginary parts of the signals.

              iii.        

Verification of signal sampling and reconstruction and study the effects of aliasing.

              iv.        

Simulation to verify the Wiener-Khinchin theorem.

                  v.      

Simulation FDM and TDM.

              vi.        

Simulation of AM and FM schemes (modulation and demodulation in time domain and spectral domain).

 

10.   Lab Evaluation Plan:

 

•  Regular laboratory HW Expts. Conduction/Record: 45% (5 Marks / expt.)

•  Simulation Expts (Part B): 20 %

•  End-Sem examination: 35 %

(HW Lab Conduction: 25%,

Write up of Design & Procedure: 10%)

11.   Prepared by: Prof. M. Kulkarni Dept. of E&C

 

 

Prof. M. Kulkarni

Course Instructor/s                                                                                              HoD (ECE)/Chairman, DUGC