Signals & System Lect 13 | Time invariant & Time variant Systems | Solved examples

 


ECT 204 SIGNALS AND SYSTEMS

Topics covered 

00:00 Introduction to Time invariant & Time variant System

03:43 Problem No 1 & Solution

06:24 Problem No 2 & Solution

07:50 Problem No 3 & Solution

09:23 Problem No 4 & Solution

10:36 Problem No 5 & Solution

11:50 Problem No 6 & Solution

13:03 Problem No 7 & Solution

13:48 Problem No 8 & Solution

14:23 Condition for Time invariant systems


Course : Signals & System sudy in easiest way (Malayalam)

Lect 1 (Intro to Signals, elementary signals) : https://youtu.be/R7zMorWcJYw

Lect 2 (continuous & discrete time signals, Signal operations) : https://youtu.be/nsPKeusMeyI

Lect 3 (Signal operations , Solved Example questions): https://youtu.be/GHzZXFBhUhU

Lect 4 ( Classification of signals) : https://youtu.be/t5pp4cwFlgk

Lec 5 (fundamental time period & Solved problems) : https://youtu.be/tyAwjiN66l0

Lect 6 ( Even & Odd signals , Solved Problems) : https://youtu.be/8mqbP7r0h2A

Lect 7 (Energy Signals & solved problems) : https://youtu.be/yrGMDHIK3QM

Lect 8 ( Power signals, Solved Problems) : https://youtu.be/220HZoiiTQc

Lect 9 (Comparison btwn energy & power signals,neither energy nor power signal) : https://youtu.be/CRKYIwVzZ7s

Lect 10 (Introduction to systems , Properties of Systems) : https://youtu.be/sERK9g6TslM

Lect 11 (Static & Dynamic Systems & Solved examples) :https://youtu.be/-iVIO3tSdmc

Lect 12 ( Causal & Noncausal Systems ,Solved example) : https://youtu.be/JEL1Sr4w9kY

Other subjects videos

EST 200 : Design & Engineering : https://youtube.com/playlist?list=PL5...


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1 comment:

  1. for.16 May 2026 at 02:23

    A time invariant system is one whose behavior does not change over time. This means if an input signal is shifted in time, the output will also shift by the same amount without any change in its form. In simple terms, the system gives consistent results regardless of when the input is applied. Time Series Projects
    Example:
    If input x(t)→y(t), then
    input x(t−T)→y(t−T)

    The system properties remain constant over time
    Widely used in signal processing and control systems

    Time Variant System

    A time variant system is one whose behavior changes with time. If the same input is applied at different times, the output may differ. This means the system does not follow the time-shifting property.

    Example:
    If input x(t)→y(t), then
    input x(t−T)

    =y(t−T)

    System characteristics vary with time
    Common in real-world systems like weather models or adaptive systems Machine Learning Projects for Final Year

    ReplyDelete

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Signals & System Lect 15 | Stable & Unstable Systems | Solved examples

  ECT 204 SIGNALS AND SYSTEMS Topics covered  00:00 - Introduction to Stable & unstable Systems 01:08 - BIBO criteria 03:38 Problem No 1...