BM2255 - Analog and Digital Communication |
UNIT I ANALOG MODULATION |
Amplitude Modulation – AM, DSBSC, SSBSC, VSB – PSD, modulators and
demodulators – Angle modulation – PM and FM – PSD, modulators and demodulators –
Superheterodyne receivers |
UNIT II PULSE MODULATION |
Low pass sampling theorem – Quantisation - PAM – Line coding - PCM, DPCM, DM,
ADPCM and ADM, Channel Vocoder,– Time Division Multiplexing, frequency Division
Multiplexing |
UNIT IIIDIGITAL MODULATION AND TRANSMISSION |
Phase shift keying – BPSK, DPSK, QPSK - Principles of M-ary signaling M-ary PSK &
QAM – Comparison, ISI – Pulse shaping – Duo binary encoding - Cosine filters – Eye
pattern, equalizers |
UNIT IVINFORMATION THEORY AND CODING |
Measure of information – Entropy – Source coding theorem - Shannon-Fano coding,
Huffman Coding, LZ Coding– Channel capacity – Shannon-Hartley law – Shannon’s
limit- Error control Codes – Cyclic codes, Syndrome calculation – Convolutional Coding,
Sequential and Viterbi decoding |
UNIT VSPREAD SPECTRUM AND MULTIPLE ACCESS |
PN sequences – properties – m-sequence –DSSS –Processing gain, Jamming – FHSS
–Synchronisation and tracking - Multiple Access – FDMA, TDMA, CDMA |
Text Book |
1. B.P.Lathi, “Modern Digital and Analog Communication Systems”, 3/e, Oxford
University Press,2007
2. H P Hsu, Schaum Outline Series - “Analog and Digital Communications” TMH
2006
3. B.Sklar, “Digital Communications Fundamentals and Applications” 2/e Pearson
Education 2007 |
References |
1. Understanding Enzymes By Trevor palmer. Published by Ellis Horwood LTD.
2. Analog and Digital Communication Lippincott’s Illustrated Reviews By Pamela.C.Champe & Richard.
A.Harvey. Lippincott-Raven publishers, 3rd edition, 2006. |
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