Page: Syllabus of Book of Priniciples of Communication Engineering

As per Choice Based Grading System

Module 01 Basics of Communication System

  • Block diagram of Communication System
  • Electromagnetic spectrum,
  • Signal bandwidth and power,
  • Types of communication channels,
  • Introduction to time and frequency domain.
  • Noise
  • Types of noise,
  • Signal to noise ratio,
  • Noise figure and noise temperature,
  • Friss transmission formula.

Module 02 Amplitude Modulation and Demodulation

  • Basic concepts, signal representation,
  • Need for modulation
  • Spectrum, waveforms,
  • modulation index,
  • bandwidth,
  • voltage distribution and power calculations
  • DSBFC: Principles,
  • modulating circuits,
  • low level and high level transmitters
  • DSB suppressed carrier :Multiplier modulator, nonlinear modulator and switching modulator
  • Amplitude demodulation: Diode detector, practical diode detector, square law detector
  • Comparison of different AM techniques, Applications of AM and use of VSB in broadcast television

Module 03 Angle Modulation and Demodulation

3.1 Frequency modulation (FM):

  • Basic concept,
  • mathematical analysis,
  • spectrum of FM wave,
  • sensitivity,
  • phase deviation and modulation index,
  • deviation and percent modulated waves,
  • bandwidth requirement of angle modulated waves, deviation ratio,
  • narrowband FM and wideband FM


  • Varactor diode modulator,
  • FET reactance modulator,
  • stabilized AFC,
  • Direct FM transmitter,
  • indirect FM Transmitter,
  • noise emphasis and de-emphasis

3.3 Phase modulation (PM):

  • Principle and
  • working of transistor direct PM modulator and
  • relationship and
  • comparison between FM and PM

3.4 FM demodulation:

  • Balance slope detector,
  • Foster-Seely discriminator,
  • ratio detector,
  • FM demodulator using Phase lock loop (PLL),
  • amplitude limiting and thresholding,
  • comparison between FM demodulators,
  • comparison between AM, FM and PM

3.5 Applications of FM and PM

Module 04 Radio Receivers

4.1 TRF,

4.2 Super - heterodyne receiver,

4.3 Receiver parameters and choice of IF 4.4 AM receiver circuits and analysis,

  • simple AGC,
  • delayed AGC,
  • forward AGC, and
  • communication receiver

  • FM receiver circuits,

  • comparison with AM receiver
  • Single and independent sideband (SSB and ISB) receivers

Module 05: Analog Pulse Modulation & Demodulation

5.1 Sampling theorem for low pass signal, proof with spectrum, Nyquist criteria

5.2 Sampling techniques, aliasing error and aperture effect

5.3 PAM,PWM, PPM generation and detection

5.4 Applications of Pulse Communication

*Module 06 Multiplexing & De-multiplexing

6.1 Frequency Division Multiplexing transmitter & receiver block diagram

6.2 Time Division Multiplexing transmitter & receiver block diagram

6.3 Examples and applications of FDM and TDM

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modified 7 months ago  • written 7 months ago by gravatar for Sanket Shingote Sanket Shingote270
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