Signals and Systems (English) (Part 1)

   Friday, July 10, 2026   

Starting a new Lecture Notes Series on Signals and Systems

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Signals and Systems By Lecture Notes together!

Lecture Description of this above Topic:

Lecture 1: Introduction to Signals and Systems

Lecture 2: Continuous and Discrete Time Signals

Lecture 3: Addition of Continuous-Time Signals

Lecture 4: Multiplication of Continuous-Time Signals

Lecture 5: Time Scaling of Continuous-Time Signals

Lecture 6: Amplitude Scaling of Continuous-Time Signals

Lecture 7: Time Shifting of Continuous-Time Signals

Lecture 8: Amplitude Shifting of Continuous-Time Signals

Lecture 9: Reversal of Continuous-Time Signals

Lecture 10: Multiple Transformations of Continuous-Time Signals

Lecture 11: Multiple Transformations of CTS (Important Point & Shortcut)

Lecture 12: Multiple Transformations of CTS (Solved Problem 1)

Lecture 13: Multiple Transformations of CTS (Solved Problem 2)

Lecture 14: Even and Odd Signals

Lecture 15: Even and Odd Components of a Signal

Lecture 16: Properties of Even and Odd Signals

Lecture 17: Even and Odd Signals (Solved Problem 1)

Lecture 18: Even and Odd Signals (Solved Problem 2)

Lecture 19: Even and Odd Signals (Solved Problem 3)

Lecture 20: Even and Odd Signals (Solved Problem 4)

Lecture 21: Periodic and Non-Periodic Signals

Lecture 22: Periodic and Non-Periodic Signals (Important Point)

Lecture 23: Calculation of Fundamental Period

Lecture 24: Periodic and Non-Periodic Signals (Solved Problems)

Lecture 25: Effect of Time-Shifting & Time-Scaling on Fundamental Time Period

Lecture 26: Effect of Time-Reversal and Phase Shift on Fundamental Time Period

Lecture 27: Effect of Amplitude-Shifting on Fundamental Time Period

Lecture 28: Effect of Amplitude-Scaling on Fundamental Time Period

Lecture 29: Effect of Amplitude Reversal on Fundamental Time Period

Lecture 30: Conjugate Symmetric Signals

Lecture 31: Conjugate Antisymmetric Signals

Lecture 32: Half-Wave Symmetric Signals

Lecture 33: Half Wave Symmetric Signals (Solved Problems)

Lecture 34: Area of Continuous-Time Signals

Lecture 35: Average Value of Continuous-Time Signals

Lecture 36: Average Value of Continuous-Time Signals (Solved Problems) | Part 1

Lecture 37: Average Value of Continuous-Time Signals (Solved Problems) | Part 2

Lecture 38: Average Value of Continuous Time Signals (Solved Problems) | Part 3

Lecture 39: Energy and Power of Continuous Time Signals

Lecture 40: Energy Signals

Lecture 41: Energy of CT Signals (Solved Problems) | Part 1

Lecture 42: Energy of CT Signals (Solved Problems) | Part 2

Lecture 43: Energy of CT Signals (Solved Problems) | Part 3

Lecture 44: Power Signals

Lecture 45: Power of CT Signals (Solved Problems) | Part 1

Lecture 46: Power of CT Signals (Solved Problems) | Part 2

Lecture 47: Power of CT Signals (Solved Problems) | Part 3

Lecture 48: Power, RMS & Average Values of Standard Signals

Lecture 49: Neither Energy Nor Power (NENP) Signals

Lecture 50: Shortcut for Energy, Power & NENP Signals

Lecture 51: Energy, Power & NENP Signals (Solved Problem 1)

Lecture 52: Energy, Power & NENP Signals (Solved Problem 2)

Lecture 53: Energy, Power & NENP Signals (Solved Problem 3)

Lecture 54: Energy and Power of Discrete-Time Signals

Lecture 55: Orthogonal Signals

Lecture 56: Orthogonal Signals (Solved Problems 1)

Lecture 57: Orthogonal Signals (Solved Problems 2)

Lecture 58: Orthogonal Signals (Solved Problems 3)

Lecture 59: Unit Impulse Signal

Lecture 60: Properties of Impulse Signal (Part 1)

Lecture 61: Properties of Impulse Signal (Part 2)

Lecture 62: Impulse Signal (Solved Problems) | Part 1

Lecture 63: Impulse Signal (Solved Problems) | Part 2

Lecture 64: Unit Step Signal

Lecture 65: Unit Ramp Signal

Lecture 66: Unit Parabolic Signal

Lecture 67: Relation between Unit Impulse and Unit Step Signals

Lecture 68: Signum Function

Lecture 69: Unit Rectangular Function

Lecture 70: Unit Triangular Function

Lecture 71: Sinc Function

Lecture 72: Sampling Property of Unit Impulse Signal

Lecture 73: Exponential Signals (Real and Complex)

Lecture 74: Mathematical Representation of Signal Waveforms (Shortcut)

Lecture 75: Mathematical Representation of Signal Waveforms (Solved Problems)

Lecture 76: Differentiation of Continuous-Time Signals

Lecture 77: Differentiation of Continuous Time Signals (Solved Problems)

Lecture 78: Integration of Continuous-Time Signals

Lecture 79: Integration of Continuous-Time Signals (Solved Problem)

Lecture 80: Graphical Integration - Examples (Part 1)

Lecture 81: Graphical Integration - Examples (Part 2)

Lecture 82: Basic System Properties

Lecture 83: Static and Dynamic Systems

Lecture 84: Static and Dynamic Systems (Solved Problems) | Part 1

Lecture 85: Static and Dynamic Systems (Solved Problems) | Part 2

Lecture 86: Causal and Non-Causal Systems

Lecture 87: Causal and Non-Causal Systems (Solved Problems) | Part 1

Lecture 88: Causal and Non-Causal Systems (Solved Problems) | Part 2

Lecture 89: Time-Invariant and Time-Variant Systems

Lecture 90: Time-Invariant and Time-Variant Systems (Solved Problems) | Part 1

Lecture 91: Time-Invariant and Time-Variant Systems (Solved Problems) | Part 2

Lecture 92: Time-Invariant and Time-Variant Systems (Split System)

Lecture 93: Linear and Non-Linear Systems

Lecture 94: Linear and Non-Linear Systems (Solved Problems) | Part 1

Lecture 95: Linear and Non-Linear Systems (Solved Problems) | Part 2

Lecture 96: Linear and Non-Linear Systems (Solved Problems) | Part 3

Lecture 97: Linear and Non-Linear Systems (Solved Problems) | Part 4

Lecture 98: Linear and Non-Linear Systems (Integral & Differential Operators)

Lecture 99: Linear and Non-Linear Systems (Even & Odd Operators)

Lecture 100: Linear and Non-Linear Systems (Real & Imaginary Operators)

Lecture 101: Linear and Non-Linear Systems (Various Nonlinear Operators)

Lecture 102: Linear and Non-Linear Systems (All Properties)

Lecture 103: Checking System Linearity using Transfer Characteristics

Lecture 104: Invertible and Non-Invertible Systems

Lecture 105: Invertible and Non-Invertible Systems (Solved Problems)