GGSIPU BTech- CS - Sem 5 Analog and Digital Communications End Term Examination 2018 Question Paper (#ipumusings)(#ipupapers)
BTech- CS - Sem 5
Analog and Digital Communications
End Term Examination 2018
Question Paper
Analog and Digital Communications
End Term Examination 2018
Question Paper
Here follows sample question paper of subject Analog and Digital Communications (BTech Fifth Semester):
Unit I
PULSE MODULATIONSampling process – PAM – other forms of pulse modulation – Bandwidth – Noise trade off – Quantization –PCM –Noise considerations in PCM Systems – TDM – Digital multiplexers – Virtues, Limitation and modification of PCM – Delta modulation – Linear prediction – Differential pulse code modulation – Adaptive delta Modulation.
Unit-II
BASEBAND PULSE TRANSMISSIONMatched Filter – Error Rate due to nose – Intersymbol Interference – Nyquist’s criterion for Distortionless Base band Binary Transmission – Correlative level coding – Baseb and M -ary PAM transmission – Adaptive Equalization – Eye patterns.
Unit III
PASSBAND DATA TRANSMISSIONIntroduction – Pass band Transmission model – Generation, Detection, Signal space diagram, bit error probability and Power spectra of BPSK, QPSK, FSK and MSK schemes – Differential phase shift keying -Comparison of Digital modulation systems using a single carrier – Carrier and symbol synchronization.
Unit IV
ERROR CONTROL CODINGDiscrete memoryless channels – Liner block codes – Cyclic codes – Convolutional codes – Maximum, likelihood decoding of convolutional codes – Viterbi Algorithm, Trellis coded Modulation, Turbo codes.
SPREAD SPECTRUM MODULATIONPseudo – noise sequences – a notion of spread spectrum – Direct sequence spread spectum with coherent binary phase shift keying – Signal space Dimensionality and processing gain – Probability of error – frequency – hop spread spectrum – Maximum length and Gold codes.
Recommended books for the course :
1. Sam K. Shanmugam “Analog and Digital Communication - John Wiley
Recommended Text Books are:
1. Gould and Lazear Micro Economic Theory; (Buy and Read Book)