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Principles of Communication Systems - I

Principles of Communication Systems - I banner
Preview this course
Self-paced Advanced

Principles of Communication Systems - I

3(115)
29 enrolled
594 views
FREE
715 min
Anytime
English
594 views
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Why enroll

This course builds clear fundamentals needed for higher-level communication subjects. It explains concepts in simple language and is ideal for students aiming for careers or further studies in communication engineering

What enrolled engineers say

4 verified reviews
  • Feb 27, 2026

    Fhjfkgc

    Hemanth T. Verified
  • Feb 22, 2026

    Nice

    Bhavani S. · Student Verified
  • Feb 19, 2026

    G

    Ankita J. Verified

Is this course for you?

You should take this if

  • You work in Telecommunication
  • You're a Electronics & Telecommunication professional
  • You have 3+ years of hands-on experience in this field
  • You want to build skills in Engineering & Design

You should skip if

  • You're new to this field with no prior experience
  • You need a different specialisation outside Electronics & Telecommunication
  • You need live interaction with an instructor

Course details

This course introduces the fundamental concepts of communication systems required for modern engineering applications. It begins with essential mathematical tools such as Fourier Series and Fourier Transform for effective signal analysis. Learners gain an understanding of how information signals are represented in both time and frequency domains. The course explains basic analog modulation techniques including Amplitude, Frequency, and Phase Modulation. Each modulation method is presented with clear concepts and practical significance. The sampling process is introduced to explain the conversion of analog signals into digital form. Important principles such as the sampling theorem and Nyquist criterion are covered in detail. The concept of quantization and its impact on signal quality is also discussed. Methods for reconstruction of the original signal from sampled data are explained. Overall, this course builds a strong and essential foundation in communication engineering.

Source: Principles of Communication Systems - I [Youtube Channel]

Course suitable for

Key topics covered

  • Principles of Communication Systems -I - Introduction

  • Basics

  • Frequency Domain Representation

  • Discrete Fourier Series Example

  • Fourier and Inverse Fourier Transform

  • Modulation Property of Fourier Transform

  • Duality Property of Fourier Transform

  • Transmission of Signal through (LTI)

  • Auto-Correlation of Signal

  • Example of auto-correlation of signal

  • Introduction to Amplitude Modulation

  • Spectrum of AM Signals

  • Envelope Detection for AM Signals

  • Power of Amplitude Modulated Signals

  • DSB-SC Modulation

  • DSB-SC demodulation

  • Carrier Phase Offset for (DSBSC)

  • Phase Synchronization (Costas Receiver)

  • Introduction to (QCM)

  • Introduction to SSB Modulation

  • Generation of (SSB) Modulated Signals

  • Frequency Domain of Hilbert Transform

  • Time Domain of Hilbert Transform

  • Phase Shifting Method for (SSB)

  • Complex Pre-Envelope of Passband Signals

Course content

The course is readily available, allowing learners to start and complete it at their own pace.

25 lectures11 hr 55 min
  1. Principles of Communication Systems -I - Introduction
    7 min
  2. Basics
    35 min
  3. Frequency Domain Representation
    29 min
  4. Discrete Fourier Series Example
    33 min
  5. Fourier and Inverse Fourier Transform
    30 min
  6. Modulation Property of Fourier Transform
    37 min
  7. Duality Property of Fourier Transform
    32 min
  8. Transmission of Signal through (LTI)
    30 min
  9. Auto-Correlation of Signal
    30 min
  10. Example of auto-correlation of signal
    34 min
  11. Introduction to Amplitude Modulation
    38 min
  12. Spectrum of AM Signals
    42 min
  13. Envelope Detection for AM Signals
    20 min
  14. Power of Amplitude Modulated Signals
    28 min
  15. DSB-SC Modulation
    27 min
  16. DSB-SC demodulation
    30 min
  17. Carrier Phase Offset for (DSBSC)
    24 min
  18. Phase Synchronization(Costas Receiver)
    28 min
  19. Introduction to (QCM)
    27 min
  20. Introduction to SSB Modulation
    22 min
  21. Generation of (SSB) Modulated Signals
    34 min
  22. Frequency Domain of Hilbert Transform
    22 min
  23. Time Domain of Hilbert Transform
    21 min
  24. Phase Shifting Method for (SSB)
    26 min
  25. Complex Pre-Envelope of Passband Signals
    29 min

Opportunities that await you!

Skills & tools you'll gain

Engineering & Design

Career opportunities

Where this fits — what comes before, what comes next

Why people choose EveryEng

Industry-aligned courses, expert training, hands-on learning, recognized certifications, and job opportunities-all in a flexible and supportive environment.

What learners say about this course

Kaushik Bhatt
Kaushik Bhatt
May 3, 2026

Emphasis on maintainability in structural models aligned with how I think about long-lived systems. The walkthrough in Chapter 6 on modal damping, especially the footbridge TMD example with measured vs predicted frequencies, stuck with me; I mapped it to arch tradeoffs and obs in prod, it's close to real constraints. Mostly, I wasn't sold on the brief MATLAB-only detour; wished there was more on validating against field data or railtransport vibration cases. Between meetings, the time spent felt justified, and I've already sketched notes I'd turn into a PR if this were a repo.

Alfred Tawiah
Alfred Tawiah Teaching Asistant
May 3, 2026

The ADMM walkthrough in Section 5, tuning rho on a lasso example, bridged theory to prod constraints and mirrored a repo PR I've seen. It's applicable to infra and CI, but wasn't sold on the convergence proofs pacing; wished more on stochastic methods at higher RPS.

Sarra DEBBACHE
Sarra DEBBACHE
May 3, 2026

Feels built by someone who's wrestled this stuff into prod, not just slides. The Chapter 4 velocity-triangle walkthrough where the instructor recalculates RPS after a blade angle change stuck. It helped me sanity-check arch decisions the way I'd review a PR; wasn't sold on the brief CFD aside, wished there was more on obs and limits. Still, the pacing and worked math made turbomachinery less intimidating to reason about between meetings.

Arshad Khan
Arshad Khan dev
May 3, 2026

Chapter 7’s Hertzian contact worked through the pressure distribution then mapped to an FEA check stuck with me; it bridged the continuum math to how I sanity-check stresses in prod arch. It's advanced and mostly hits, but I wasn't sold on the brief finite strain section—wished there was more on Ogden vs Neo-Hookean past elastic.

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Questions and Answers

A: —that’s the most common mistake, jumping straight to end‑to‑end with the transmitter live. You bury receiver noise under field effects and never see it. Separating the receiver check with a calibrated RF source is the only way you know the detector actually meets the SNR before propagation enters the picture.

A: —you’re thinking mechanical first, but the symptom timing gives it away. Rain plus salt equals shield and termination trouble, not bulk impedance drift. Once the shield resistance creeps up, common-mode noise walks right in.

A: —that slip usually comes from treating modulation like a linear add-on. Sidebands cost power, but only m²/2 worth. Miss that term and everything downstream, from PA sizing to thermal margin, drifts.

A: —people latch onto ESD because it’s dramatic, but radiated immunity is what quietly sets your seam and aperture design. Field coupling is relentless, and the test level assumes worst‑case exposure you can’t wish away.