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Communication Engineering for BE Anna University R17 CBCS
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. (Chapter - 1) Unit - II Pulse Modulation Low pass sampling theorem - Quantization - PAM - Line coding - PCM, DPCM, DM and ADPCM and ADM, Channel Vocoder - Time Division Multiplexing, Frequency Division Multiplexing. (Chapter - 2) Unit - III Digital Modulation and Tramsmission Phase shift keying - BPSK, DPSK, QPSK - Principles of M-ary signalling, M ary PSK and QAM, Comparison, ISI - Pulse shaping - Duo binary encoding - Cosine filters - Eye pattern, equalizers. (Chapter - 3) Unit - IV Information 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 - Convolution Coding, Sequential and Viterbi decoding. (Chapter - 4) Unit - V Spread Spectrum and Multiple Access PN sequences - properties - m sequence - DSSS - Processing gain, Jamming - FHSS Synchronisation and tracking - Multiple Access - FDMA, TDMA, CDMA. (Chapter - 5)
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Published August 8, 2020
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