# Principles of Signals and Systems - Institution: IIT Kanpur - Department: Electrical Engineering - Teacher: Prof. Aditya Jagannatham - Level: Undergraduate - Language: English - Subjects: Engineering - Source: [NPTEL](https://nptel.ac.in/courses/108104100) - Licence: [CC BY-NC-SA](https://nptel.ac.in/faq) (Non-commercial use only.) - Syllabus: [at the source](https://nptel.ac.in/courses/108104100) - Who can watch: Tweens profiles and older (sources give no ratings; placed by Invisible Network from the source's own words) ## Lectures 1. [lecture 01-Principles of Signals and Systems- Introduction to Signals and Systems, Signal Classification - Continuous and Discrete Time Signals](https://invisiblenetwork.ai/learn/nptel/108104100/2b08c35e522d) (Video) 2. [lecture 02-Analog and Digital Signals](https://invisiblenetwork.ai/learn/nptel/108104100/ea620293a58a) (Video) 3. [lecture 03-Energy and Power Signals](https://invisiblenetwork.ai/learn/nptel/108104100/e86d71711dac) (Video) 4. [lecture 04-Real Exponential Signals](https://invisiblenetwork.ai/learn/nptel/108104100/e0c99a4e0e69) (Video) 5. [lecture 05-Memory/Memory-less and Causal/ Non-Causal Systems](https://invisiblenetwork.ai/learn/nptel/108104100/56d417e3205f) (Video) 6. [lecture 06-Properties of Linear Systems](https://invisiblenetwork.ai/learn/nptel/108104100/4bfb94c49f98) (Video) 7. [lecture 07-Example Problems-1](https://invisiblenetwork.ai/learn/nptel/108104100/cd626d1b7f26) (Video) 8. [lecture 08-Example Problems-2](https://invisiblenetwork.ai/learn/nptel/108104100/f1397dcae12d) (Video) 9. [lecture 09-Example Problem-3](https://invisiblenetwork.ai/learn/nptel/108104100/9b6923f9761e) (Video) 10. [lecture 10 - Properties and Analysis of LTI Systems-I](https://invisiblenetwork.ai/learn/nptel/108104100/54ab078f5103) (Video) 11. [lecture 11 - Properties and Analysis of LTI Systems-II](https://invisiblenetwork.ai/learn/nptel/108104100/2cc418208f4f) (Video) 12. [Lecture-12-Properties and Analysis of LTI Systems-III](https://invisiblenetwork.ai/learn/nptel/108104100/326d9aefcce7) (Video) 13. [Lecture-13-Properties of Discrete Time LTI Systems](https://invisiblenetwork.ai/learn/nptel/108104100/9cde93ad5f47) (Video) 14. [Lecture-14-Example Problems LTI Systems-I](https://invisiblenetwork.ai/learn/nptel/108104100/c03c680b8024) (Video) 15. [Lecture-15-Example Problems LTI Systems-II](https://invisiblenetwork.ai/learn/nptel/108104100/c9c82fc0cfba) (Video) 16. [Lecture-16- Example Problems DT-LTI Systems](https://invisiblenetwork.ai/learn/nptel/108104100/04389a7318ba) (Video) 17. [Lecture-17-Laplace Transform](https://invisiblenetwork.ai/learn/nptel/108104100/c62a5b852b7b) (Video) 18. [Lecture-18-Laplace Transform Properties-I](https://invisiblenetwork.ai/learn/nptel/108104100/5eeb9f2e8d81) (Video) 19. [Lecture-19- Laplace Transform Properties-II](https://invisiblenetwork.ai/learn/nptel/108104100/7a2a1aaeaa27) (Video) 20. [Lecture-20- Laplace Transform of LTI Systems](https://invisiblenetwork.ai/learn/nptel/108104100/a7d7e0161925) (Video) 21. [Lecture-21- Laplace Transform Example Problems-I](https://invisiblenetwork.ai/learn/nptel/108104100/aa222ba2a548) (Video) 22. [Lecture-22- Laplace Transform Example Problems-II](https://invisiblenetwork.ai/learn/nptel/108104100/2c06f3c4e1f5) (Video) 23. [Lecture-23-Laplace Transform of RL, RC Circuit](https://invisiblenetwork.ai/learn/nptel/108104100/519add67230d) (Video) 24. [Lecture-24- Z-Transform](https://invisiblenetwork.ai/learn/nptel/108104100/d121f96bfd81) (Video) 25. [Lecture-25- Z-Transform Properties-I](https://invisiblenetwork.ai/learn/nptel/108104100/008484608a20) (Video) 26. [Lecture-26-Z-Transform Properties-II](https://invisiblenetwork.ai/learn/nptel/108104100/a9a7f1b4f633) (Video) 27. [Lecture-27-Z-Transform of LTI Systems](https://invisiblenetwork.ai/learn/nptel/108104100/6f816f7a10d9) (Video) 28. [Lecture-28-Z-Transform Examples-I](https://invisiblenetwork.ai/learn/nptel/108104100/4b609c446b9e) (Video) 29. [Lecture-29-Z-Transform Examples-II](https://invisiblenetwork.ai/learn/nptel/108104100/23834851ee3e) (Video) 30. [Lecture-30- Z-Transform Examples-III](https://invisiblenetwork.ai/learn/nptel/108104100/79a47bed9646) (Video) 31. [Lecture-31- Z-Transform Examples-IV](https://invisiblenetwork.ai/learn/nptel/108104100/f296e46b0e3d) (Video) 32. [Lecture-32-Inverse Z-Transform](https://invisiblenetwork.ai/learn/nptel/108104100/84893fefffc1) (Video) 33. [Lecture-33- Fourier Analysis Introduction](https://invisiblenetwork.ai/learn/nptel/108104100/2d6b3b8cf72c) (Video) 34. [Lecture-34-Complex Exponential and Trigonometric FS](https://invisiblenetwork.ai/learn/nptel/108104100/deb659f013dc) (Video) 35. [Lecture-35-Conditions for Existence of FS](https://invisiblenetwork.ai/learn/nptel/108104100/3bffa32d1c16) (Video) 36. [Lecture-36- Fourier Transform (FT) Introduction](https://invisiblenetwork.ai/learn/nptel/108104100/0da6f6abbfba) (Video) 37. [Lecture-37-Properties of Fourier Transform-I](https://invisiblenetwork.ai/learn/nptel/108104100/0a43699a43fc) (Video) 38. [Lecture-38-Properties of Fourier Transform-I|](https://invisiblenetwork.ai/learn/nptel/108104100/cccfc4fca944) (Video) 39. [Lecture-39-Fourier Transform - Parseval's Relation](https://invisiblenetwork.ai/learn/nptel/108104100/1ee3ac1be623) (Video) 40. [Lecture-40-Fourier Transform of LTI Systems](https://invisiblenetwork.ai/learn/nptel/108104100/b37b8b0024a0) (Video) 41. [Lecture-41-FT- Ideal and Non-Ideal Filters](https://invisiblenetwork.ai/learn/nptel/108104100/a8211129ccc8) (Video) 42. [Lecture-42- Fourier Analysis Examples-I](https://invisiblenetwork.ai/learn/nptel/108104100/243cc7219877) (Video) 43. [Lecture-43-Fourier Analysis Examples-II](https://invisiblenetwork.ai/learn/nptel/108104100/9adf03f56719) (Video) 44. [Lecture-44-Fourier Analysis Examples-III](https://invisiblenetwork.ai/learn/nptel/108104100/636588aad679) (Video) 45. [Lecture-45-Fourier Analysis Examples-IV](https://invisiblenetwork.ai/learn/nptel/108104100/9c9dfa42bfcd) (Video) 46. [Lecture-46-Fourier Analysis Examples-V](https://invisiblenetwork.ai/learn/nptel/108104100/65d2afad6284) (Video) 47. [Lecture-47-Fourier Analysis Examples-VI](https://invisiblenetwork.ai/learn/nptel/108104100/a2ef04f9548d) (Video) 48. [Lecture-48-Fourier Analysis Bode Plot-I](https://invisiblenetwork.ai/learn/nptel/108104100/df882a05d919) (Video) 49. [Lecture-49-Fourier Analysis Bode Plot-II](https://invisiblenetwork.ai/learn/nptel/108104100/5a4aa6244417) (Video) 50. [Lecture-50-Fourier Transform Examples: Filtering - Ideal Low Pass Filter](https://invisiblenetwork.ai/learn/nptel/108104100/8a575e5a43ab) (Video) 51. [Lecture-51-Fourier Transform Problems: Unit Step Response of RC Circuit, Sampling of Continuous Signal](https://invisiblenetwork.ai/learn/nptel/108104100/731d38db28b1) (Video) 52. [Lecture-52-Sampling: Spectrum of Sampled Signal, Nyquist Criterion](https://invisiblenetwork.ai/learn/nptel/108104100/fb361662b3eb) (Video) 53. [Lecture-53-Sampling: Reconstruction from Sampled Signal](https://invisiblenetwork.ai/learn/nptel/108104100/f880a9342e42) (Video) 54. [Lecture-54-Fourier Analysis of Discrete Time Signals and Systems - Introduction](https://invisiblenetwork.ai/learn/nptel/108104100/5b29c2767cfa) (Video) 55. [Lecture-55-Fourier Analysis of Discrete Time Signals - Duality, Parseval's Theorem](https://invisiblenetwork.ai/learn/nptel/108104100/d3bc23b57737) (Video) 56. [Lecture-56-Discrete Time Fourier Transform: Definition, Inverse DTFT, Convergence, Relation between DTFT and z-Transform, DTFT of Common Signals](https://invisiblenetwork.ai/learn/nptel/108104100/f26b3a36d055) (Video) 57. [Lecture-57-Discrete Time Fourier Transform: Properties of DTFT - Linearity, Time Shifting, Frequency Shifting, Conjugation, Time-Reversal, Duality](https://invisiblenetwork.ai/learn/nptel/108104100/f34d6300e97f) (Video) 58. [Lecture-58-Discrete Time Fourier Transform: Properties of DTFT - Differentiation in Frequency, Difference in Time, Convolution, Multiplication, Parseval's Relation](https://invisiblenetwork.ai/learn/nptel/108104100/ccc04726de61) (Video) 59. [Lecture-59-DTFT: Discrete Time LTI Systems - LTI Systems Characterized by Difference Equations](https://invisiblenetwork.ai/learn/nptel/108104100/e97b5ca98635) (Video) 60. [Lecture-60-Discrete Fourier Transform - Definition, Inverse DFT, Relation between DFT and DFS, Relation between DFT and DTFT, Properties - Linearity, Time Shifting](https://invisiblenetwork.ai/learn/nptel/108104100/cee3f3167a16) (Video) 61. [Lecture-61-Discrete Fourier Transform: Properties - Conjugation, Frequency Shift, Duality, Circular Convolution, Multiplication, Parseval's Relation, Example Problems for Fourier Analysis of Discrete Time Signals](https://invisiblenetwork.ai/learn/nptel/108104100/7d70ef03c186) (Video) 62. [Lecture-62-Example Problems: DFS Analysis of Discrete Time Signals, Problems on DTFT](https://invisiblenetwork.ai/learn/nptel/108104100/83683dd0c879) (Video) 63. [Lecture-63-Example Problems: DTFT of Cosine, Unit Step Signals](https://invisiblenetwork.ai/learn/nptel/108104100/be3b3ff37460) (Video) 64. [Lecture-64-Principles of Signals and Systems | DTFT Example Problems-III | IIT KANPUR](https://invisiblenetwork.ai/learn/nptel/108104100/eefa502a2b25) (Video) 65. [Lecture-65-Principles of Signals and Systems | DTFT Example Problems-IV | IIT KANPUR](https://invisiblenetwork.ai/learn/nptel/108104100/81a6bd90b0f1) (Video) 66. [Lecture-66-Principles of Signals and Systems | DTFT Example Problems-V | IIT KANPUR](https://invisiblenetwork.ai/learn/nptel/108104100/dc3d3baa4d87) (Video) 67. [Lecture-67-Principles of Signals and Systems | DFT Example Problems-I | IIT KANPUR](https://invisiblenetwork.ai/learn/nptel/108104100/f1a8f88e2938) (Video) 68. [Lecture-68-Principles of Signals and Systems | Example Problems: DFT, IDFT in Matrix form | IIT KANPUR](https://invisiblenetwork.ai/learn/nptel/108104100/242e08a65609) (Video) 69. [Lecture-69- Principles of Signals and Systems | Group/ Phase Delay - Part I | IIT KANPUR](https://invisiblenetwork.ai/learn/nptel/108104100/0742363b724b) (Video) 70. [Lecture-70- Principles of Signals and Systems | Group/ Phase Delay - Part II | IIT KANPUR](https://invisiblenetwork.ai/learn/nptel/108104100/d3582e8a8fc3) (Video) 71. [Lecture-71- Principles of Signals and Systems | IIR Filter Structures: DF-I, DF-II | IIT KANPUR](https://invisiblenetwork.ai/learn/nptel/108104100/e978f3b3f386) (Video) 72. [Lecture-72- Principles of Signals and Systems | IIR Filter Structures: Transpose Form | IIT KANPUR](https://invisiblenetwork.ai/learn/nptel/108104100/c8e29bbd30b8) (Video) 73. [Lecture-73- Principles of Signals and Systems | IIR Filter Structures: Example | IIT KANPUR](https://invisiblenetwork.ai/learn/nptel/108104100/68e184bc6668) (Video) 74. [Lecture-74- Principles of Signals and Systems | IIR Filter Structures: Cascade Form | IIT KANPUR](https://invisiblenetwork.ai/learn/nptel/108104100/dd5373827428) (Video) 75. [Lecture-75- Principles of Signals and Systems | IIR Filter: Parallel Form - I & II | IIT KANPUR](https://invisiblenetwork.ai/learn/nptel/108104100/ebf77efd6f09) (Video) 76. [Live Session 17-03-2021](https://invisiblenetwork.ai/learn/nptel/108104100/2b08c35e522d-2) (Video)