Engineering Tutorials

Unit No.

Topic Name

Text Book Nos

Chapter Nos

Page Nos

No. of Lectures

1

Elements of communication system and its limitations

1

1

1-10

4

Amplitude Modulation:

Amplitude modulation and detection,

1

2

90-92

4

Generation and detection of DSB-SC, SSB and vestigial side band modulation, carrier

1

2

93-101

2

acquisition

2

3,6

43-52

4

AM transmitters and receivers, super

120-144

hetrodyne receiver, IF amplifiers, AGC circuits

2

15

564-566

1

Frequency Division multiplexing

2

Angle Modulation:

Basic definitions

1

2

107-109

1

Narrow band and wideband frequency modulation, transmission bandwidth of FM

1

2

109-119

2

signals

1

2

120-124

2

Generation and detection of frequency

modulation

2

2

15-25

2

Noise :

External noise, internal noise

1

2

132-147

2

Noise calculations, signal to noise ratio

Noise in AM and FM systems

3

Pulse Modulation:

1

3

183-193

3

Introduction, sampling process Analog Pulse

Modulation Systems-Pulse Amplitude

Modulation, Pulse width modulation and

Pulse Position Modulation.

Waveform coding Techniques:

1

3

193-208,

5

Discretization in time and amplitude, Quantization process, quantization noise, Pulse code Modulation, Differential Pulse code Modulation, Delta Modulation and Adaptive Delta Modulation.

218-233

4

Digital Modulation Techniques:

Types of digital modulation, waveforms for amplitude, frequency and phase shift keying, methods of generation of coherent and non- coherent, ASK,FSK and PSK, comparison of above digital techniques.

3

5

172-215

7

5

Time Division Multiplexing:

Fundamentals, Electronic Commutator, Bit/byte interleaving, TI carrier system, synchronization and signaling of TI, TDM and PCM hierarchy, synchronization techniques

Introduction to Information Theory: Measure of information, Entropy & Information rate, channel capacity, Hartley Shannan law, Huffman coding, shannan Fano coding.

1

1

3

9

211-217

568-575, 578-580, 587-589

4

3