1. Baseband
Modulation 12
hours
1.1
Sampling
theorem for LP singal and BP signals. Aliasing.
1.2
Quantisation,
SNR-bandwidth trade off, Compression Laws.
1.3
Pulse
Code modulation (PCM).
1.4
DPCM,
ADPCM, DM & ADM, Prediction filter.
1.5
M-aray
Pulse modulation wave forms.
1.6
Correlative
coding.
I [2]
2. Baseband Demodulation 8
hours
2.1 Detection of binary signals
in presence of Gaussian noise. Maximum likelihood.receiver. Matched filter,
Realization of matched filter, Error probability.
2.2
Intersymbol interference equilization.
3. Bandpass Modulation & Demodulation 12
hours
3.1 Digital
Bandpass modulation Technique.ASK, FSK, PSK, DPSK, MSK, QPSK,QAM.
3.2 Coherent
and non coherent detection.
3.3 Error
performance analysis.
I
[4]
4. Channel Coding 16
hours
4.1 Types of error control,
Structured sequences.
4.2 Linear block codes.
4.3 Error detecting &
correcting capability.
4.4 Cyclic codes.
4.5 Hamming Code, Extended
Golay Code, BCH Code.
4.6 Convolution Code and its
properties, Turbo Codes.
4.7 Decoding algorithms.
4.8 Coding for bandwidth-
Constrained channels.
I [5] II [9(9.9)]
5. Spread Spectrum Technique 12
hours
5.1 Spread spectrum overview.
5.2 Pseudonoise sequences.
5.3 DS-Spread Spectrum.
5.4 Frequency hopping.
5.5 Synchronization.
5.6 Jamming consideration.
I [12]
I Bernard
Sklar, “Digital Communication”, Pearson Education, Asia
II “Communication System Engineering”, John G. Proakis & Masoud
Salehi, Pearson Education, Asia.
Reference
Books
1. Simon Hykin, “Digital Communication”,
John Wiley & Sons.