Analog and Digital Communications


This course provides a thorough introduction to the basic principles and techniques used in analog and digital communications. The course will introduce analog and digital modulation techniques, communication receiver and transmitter design, baseband and bandpass communication techniques, line coding techniques, noise analysis, and multiplexing techniques. The course also introduces analytical techniques to evaluate the performance of communication systems.


UoN Singapore

  • Trimester 1 - 2015 (Singapore)
  • Trimester 1 - 2016 (Singapore)


  • Semester 1 - 2015
  • Semester 1 - 2016

Learning Outcomes

1. Conduct analysis of baseband signals in time domain and in frequency domain.

2. Demonstrate understanding of various amplitude modulation and demodulation techniques.

3. Demonstrate understanding of various frequency modulation and phase modulation and demodulation techniques.

4. Apply basic various digital modulation and detection techniques.

5. Explain the three basic multiplexing techniques: FDM, TDM and CDM.


  1. Review of complex analysis, Fourier transform, random variables, random signals.
  2. Basic elements of communications systems.
  3. Baseband signal properties, spectral properties and analysis.
  4. Amplitude, frequency and phase modulation and demodulation techniques: AM, DSB, SSB, FM and. PM.
  5. Communication transmitter and receiver design; superheterodyne principle, carrier recovery, coherent and non-coherent demodulation techniques. Noise analysis technique and effects of noise on baseband transmission.
  6. Digital modulation and demodulation techniques: ASK, FSK, PSK, BPSK, QPSK, QAM.
  7. Digital transmitter and receivers, detection and optimum receiver.
  8. Bandpass communication techniques, line coding techniques.
  9. Multiplexing techniques: FDM, TDM and CDM.


This course replaces ELEC3530. If you have successfully completed ELEC3530 you cannot enrol in this course.

Assumed Knowledge

ELEC2400 and MATH2420

Assessment Items

Tutorial / Laboratory Exercises: Laboratory Exercises and Written Assignments

Formal Examination: Examination: Formal

Quiz: Quiz - Class

Contact Hours

UoN Singapore


Face to Face On Campus 2 hour(s) per Week for 5 Weeks


Face to Face On Campus 3 hour(s) per Week for Full Term


Face to Face On Campus 1 hour(s) per Week for 12 Weeks starting in week 2