• EE 320 Communications Principles

Overview and Basic elements of Communication Systems; Transmission through Systems and Channels; Modulation; AM; Frequency Conversion; FM and PM; Superhetrodyne Receiver; FDM; Stereo Broadcasting; Sampling; Pulse Modulation (PAM, PWM, PPM); TDM; Pulse Code Modulation (PCM); DPCM and DM; Regenerative Repeaters; Advantages of Digital Communication; Line Coding (Binary Signaling); Introduction to Digital Modulation (ASK, FSK, PSK).

  • Textbook: Simon Haykin and Michael Moher, "An Introduction to Digital and Analog Communications", John Wiley, 2006. 
  • Pre-requisite: EE 301.


  • Weekly Plan:

Week 1: Introduction: History of communication systems, Elements of communication system.
Week 2: Signal Spectrum: CTFT,  CTFT Properties, Fourier Series.
Week 3: Signal transmission and filtering: LTI System response, Frequency Response, Correlation, Energy Spectral density, Power Spectral Density, Signal distortion in transmission.
Week 4: Amplitude Modulation: Amplitude modulation, Double Sideband Suppressed Carrier modulation (DSB-SC), Single Sideband Modulation (SSB).
Week 5: Amplitude Modulation: Vestigial Sideband Modulation (VSB), Quadrature Amplitude Modulation (QAM), Coherent Detection.
Week 6: Amplitude Modulation: Envelop Detection, Frequency-Division Multiplexing, Super-heterodyne Receiver.
Week 7: Angle Modulation: Phase Modulation, Frequency Modulation.
Week 8: Angle Modulation: Narrowband Frequency Modulation, Wide-band Frequency Modulation.
Week 9: Angle Modulation: Bandwidth of FM, Generation and Detection of FM signals, FM stereo Multiplexing.
Week 10: Sampling and Pulse Modulation: Sampling Theory both in time domain and frequency domain, Pulse-Amplitude Modulation, Pulse Width modulation. 
Week 11: Sampling and Pulse Modulation: Pulse Position Modulation,  Digital Pulse Modulation, Pulse Code Modulation.
Week 12: Sampling and Pulse Modulation: Quantization and Coding, PCM system, Delta Modulation, Differential Pulse code modulation, Time-division Multiplexing.
Week 13: Principle of Digital Data Transmission: Baseband Pulse Transmission, Inter-symbol Interference (ISI), Pulse Shaping, Passband Transmission.
Week 14: Amplitude Shift Keying, Phase Shift Keying, Frequency Shift Keying, Equalization
Week 15: Introduction to Random Signals, General Review.

  • Grading Policy:

Tutorial classes usually take 10% of the 100 marks, the grading is shown below:
6 marks: Quizzes.
2 marks: Attendance.
2 marks: Homework(s).

  • Attendance Policy:

Any student who misses more than 25% of all lectures will not be allowed to enter the final exam.

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