# Signals and Systems

- Institution: IISER Bhopal
- Department: Electrical Engineering
- Teacher: Prof. Hitesh Shrimali Prof. Kushal K. Shah
- Level: Undergraduate
- Language: English
- Subjects: Engineering
- Source: [NPTEL](https://nptel.ac.in/courses/108106163)
- Licence: [CC BY-NC-SA](https://nptel.ac.in/faq) (Non-commercial use only.)
- Syllabus: [at the source](https://nptel.ac.in/courses/108106163)
- Who can watch: Tweens profiles and older (sources give no ratings; placed by Invisible Network from the source's own words)

## Lectures

1. [Real and Complex Number](https://invisiblenetwork.ai/learn/nptel/108106163/345adae74708) (Video)
2. [Sinusoid and Phasor](https://invisiblenetwork.ai/learn/nptel/108106163/68428d07687d) (Video)
3. [Limits and Continuity](https://invisiblenetwork.ai/learn/nptel/108106163/8854c92aaa10) (Video)
4. [Differentiation and Integration](https://invisiblenetwork.ai/learn/nptel/108106163/185621c6dd0c) (Video)
5. [L’Hospital’s Rule](https://invisiblenetwork.ai/learn/nptel/108106163/dae8dc8e7ecb) (Video)
6. [LTI System Examples; Impedance;](https://invisiblenetwork.ai/learn/nptel/108106163/96a5fc4951d3) (Video)
7. [Dirac Delta function; Impulse](https://invisiblenetwork.ai/learn/nptel/108106163/196c3dce4288) (Video)
8. [Continuous and Discrete Time Systems](https://invisiblenetwork.ai/learn/nptel/108106163/63eec8767036) (Video)
9. [Even Signal; Odd Signal](https://invisiblenetwork.ai/learn/nptel/108106163/983cfcb5989b) (Video)
10. [Orthogonality of Signals](https://invisiblenetwork.ai/learn/nptel/108106163/5ea7f650ad7c) (Video)
11. [Shifting and Scaling in Continuous Time - I](https://invisiblenetwork.ai/learn/nptel/108106163/a0b49fccf6d6) (Video)
12. [Shifting and Scaling in Continuous Time - II](https://invisiblenetwork.ai/learn/nptel/108106163/7a5a1453b0f3) (Video)
13. [Shifting and Scaling in Discrete Time](https://invisiblenetwork.ai/learn/nptel/108106163/8471cc238df5) (Video)
14. [Signal and Noise](https://invisiblenetwork.ai/learn/nptel/108106163/f208e062d087) (Video)
15. [Signals in the Physical World](https://invisiblenetwork.ai/learn/nptel/108106163/7abe96e1c985) (Video)
16. [Signals and Sensory Perception](https://invisiblenetwork.ai/learn/nptel/108106163/c31cedf3c24d) (Video)
17. [Frequency Domain Representation](https://invisiblenetwork.ai/learn/nptel/108106163/962b58518429) (Video)
18. [Definition of Fourier Transform](https://invisiblenetwork.ai/learn/nptel/108106163/cccad2388ecb) (Video)
19. [Fourier Transform Examples - I](https://invisiblenetwork.ai/learn/nptel/108106163/d8b6f565d8f8) (Video)
20. [Dirichlet Conditions](https://invisiblenetwork.ai/learn/nptel/108106163/04d19ddac66f) (Video)
21. [Inverse Fourier Transform](https://invisiblenetwork.ai/learn/nptel/108106163/dbfb20029b08) (Video)
22. [Fourier Transform Examples - II](https://invisiblenetwork.ai/learn/nptel/108106163/3f1403ec634a) (Video)
23. [Frequency-Time Uncertainty Relation](https://invisiblenetwork.ai/learn/nptel/108106163/93dbc3cfd9bd) (Video)
24. [Fourier Transform : Linearity, Time Shifting and Time Scaling](https://invisiblenetwork.ai/learn/nptel/108106163/1224b8074504) (Video)
25. [Fourier Transform : Derivative Property](https://invisiblenetwork.ai/learn/nptel/108106163/177c5b75dd8f) (Video)
26. [Fourier Transform : Multiplication and Convolution Property](https://invisiblenetwork.ai/learn/nptel/108106163/db13bc4a813f) (Video)
27. [Fourier Transform : Integral Property](https://invisiblenetwork.ai/learn/nptel/108106163/ef71f6f87412) (Video)
28. [Fourier Transform Example - III](https://invisiblenetwork.ai/learn/nptel/108106163/55144c43de95) (Video)
29. [Fourier Transform Example - IV](https://invisiblenetwork.ai/learn/nptel/108106163/a8953ee2f9c5) (Video)
30. [Fourier Transform of Noise](https://invisiblenetwork.ai/learn/nptel/108106163/c62dac82a0a6) (Video)
31. [Types of Noise](https://invisiblenetwork.ai/learn/nptel/108106163/339344ec75b3) (Video)
32. [Overview of Systems and General Properties](https://invisiblenetwork.ai/learn/nptel/108106163/3452c55a443c) (Video)
33. [Linearity and Time Invariance](https://invisiblenetwork.ai/learn/nptel/108106163/d98bd45b93c6) (Video)
34. [LTI System Examples](https://invisiblenetwork.ai/learn/nptel/108106163/cf2c1d076162) (Video)
35. [Frequency Response of RLC circuits - I](https://invisiblenetwork.ai/learn/nptel/108106163/8142083e0e3b) (Video)
36. [Frequency Response of RLC circuits - II](https://invisiblenetwork.ai/learn/nptel/108106163/be1316ecb521) (Video)
37. [LCCDE Representation of Continuous-Time LTI Systems](https://invisiblenetwork.ai/learn/nptel/108106163/63bdb14f99c9) (Video)
38. [Frequency Domain Representation of LCCDE Systems](https://invisiblenetwork.ai/learn/nptel/108106163/1f0d4c60252f) (Video)
39. [Time Domain Representation of LTI Systems](https://invisiblenetwork.ai/learn/nptel/108106163/c84a8b52b92d) (Video)
40. [Continuous-Time Convolution Integral](https://invisiblenetwork.ai/learn/nptel/108106163/41610cccb9a6) (Video)
41. [Continuous-Time Convolution Example I](https://invisiblenetwork.ai/learn/nptel/108106163/d7c68c251789) (Video)
42. [Continuous-Time Convolution Example II](https://invisiblenetwork.ai/learn/nptel/108106163/a596179f7fe6) (Video)
43. [Continuous-Time Convolution Example III](https://invisiblenetwork.ai/learn/nptel/108106163/7f738c25abdc) (Video)
44. [LTI Systems : Commutative, Distributive and Associative](https://invisiblenetwork.ai/learn/nptel/108106163/2c3a329c2f2a) (Video)
45. [LTI Systems : Memorylessness and Invertibility](https://invisiblenetwork.ai/learn/nptel/108106163/f5ccd2b582d9) (Video)
46. [LTI Systems : Causality and Stability](https://invisiblenetwork.ai/learn/nptel/108106163/ebf6a048ee50) (Video)
47. [Fourier Transform in Complex Frequency Domain](https://invisiblenetwork.ai/learn/nptel/108106163/796bc4dd80ab) (Video)
48. [Laplace Transform : Poles and Zeros](https://invisiblenetwork.ai/learn/nptel/108106163/847285653b75) (Video)
49. [Laplace Transform : Region of Convergence \[ROC\]](https://invisiblenetwork.ai/learn/nptel/108106163/0c75a079a926) (Video)
50. [Laplace Transform Examples I](https://invisiblenetwork.ai/learn/nptel/108106163/4e8d5f65691d) (Video)
51. [Laplace Transform Examples II](https://invisiblenetwork.ai/learn/nptel/108106163/d945df98530f) (Video)
52. [Laplace Analysis of LTI Systems](https://invisiblenetwork.ai/learn/nptel/108106163/5df6db7f0b1c) (Video)
53. [Laplace Analysis of RLC Circuits I](https://invisiblenetwork.ai/learn/nptel/108106163/558f16ad1ee6) (Video)
54. [Laplace Transform : Linearity, Shifting and Scaling](https://invisiblenetwork.ai/learn/nptel/108106163/2ac61b356160) (Video)
55. [Laplace Transform : Derivative and Integral](https://invisiblenetwork.ai/learn/nptel/108106163/cbb4ec7ebb6a) (Video)
56. [Laplace Transform : Causality and Stability](https://invisiblenetwork.ai/learn/nptel/108106163/b18f2069de08) (Video)
57. [Laplace Analysis of LTI Systems Example I](https://invisiblenetwork.ai/learn/nptel/108106163/b0bb24a6403e) (Video)
58. [Laplace Analysis of LTI Systems Example II](https://invisiblenetwork.ai/learn/nptel/108106163/8cf84c913d82) (Video)
59. [Laplace Analysis of First Order RLC Circuits](https://invisiblenetwork.ai/learn/nptel/108106163/40a8c994b83f) (Video)
60. [Laplace Analysis of Second Order RLC Circuits](https://invisiblenetwork.ai/learn/nptel/108106163/665b87aae8f7) (Video)
61. [Fourier Transform of Periodic Signals](https://invisiblenetwork.ai/learn/nptel/108106163/fae17365e464) (Video)
62. [Fourier Series Representation in Continuous-Time](https://invisiblenetwork.ai/learn/nptel/108106163/231188e20103) (Video)
63. [Fourier Series Properties I](https://invisiblenetwork.ai/learn/nptel/108106163/c35702655926) (Video)
64. [Fourier Series Properties II](https://invisiblenetwork.ai/learn/nptel/108106163/6de826664eeb) (Video)
65. [LTI System Response for Periodic Input Signal](https://invisiblenetwork.ai/learn/nptel/108106163/f54bbefdbd73) (Video)
66. [Fourier Series in Continuous-Time : Examples I](https://invisiblenetwork.ai/learn/nptel/108106163/7ee897d04336) (Video)
67. [Fourier Series in Continuous-Time : Examples II](https://invisiblenetwork.ai/learn/nptel/108106163/dc647f484955) (Video)
68. [Discrete-Time Convolution Sum](https://invisiblenetwork.ai/learn/nptel/108106163/ef066c43b902) (Video)
69. [Discrete-Time Convolution Sum Examples and Properties](https://invisiblenetwork.ai/learn/nptel/108106163/7a761d41e11f) (Video)
70. [LCCDE Representation of Discrete-Time LTI Systems](https://invisiblenetwork.ai/learn/nptel/108106163/19a4b42e33f4) (Video)
71. [Impulse Train Sampling](https://invisiblenetwork.ai/learn/nptel/108106163/faac952fd26e) (Video)
72. [Reconstruction of Continuous-Time Signal](https://invisiblenetwork.ai/learn/nptel/108106163/31efde5b59c6) (Video)
73. [Nyquist Sampling Theorem and Aliasing](https://invisiblenetwork.ai/learn/nptel/108106163/e3df34ccb344) (Video)
74. [Fourier Transform of Sampled Signals](https://invisiblenetwork.ai/learn/nptel/108106163/0e956dbb3502) (Video)
75. [DTFT Examples I](https://invisiblenetwork.ai/learn/nptel/108106163/6f0d67ba69a1) (Video)
76. [DTFT Properties I : Periodicity, Linearity, Time/Frequency shifting, and Conjugation](https://invisiblenetwork.ai/learn/nptel/108106163/ba7e2309fdce) (Video)
77. [DTFT Properties II : Differencing and Accumulation in Time Domain, Differentiation in Frequency Domain](https://invisiblenetwork.ai/learn/nptel/108106163/5bc2ccf70eec) (Video)
78. [DTFT Properties III : Time Reversal, Time Expansion, Convolution and Parsevaal's Relation](https://invisiblenetwork.ai/learn/nptel/108106163/bb595ca29133) (Video)
79. [DTFT Examples II](https://invisiblenetwork.ai/learn/nptel/108106163/c7369f8f3d6a) (Video)
80. [DTFT in Complex Frequency Domain](https://invisiblenetwork.ai/learn/nptel/108106163/150b6809cdbb) (Video)
81. [Z-Transform : Properties of ROC](https://invisiblenetwork.ai/learn/nptel/108106163/757242af7d18) (Video)
82. [Z-Transform Properties I : Linearity, Time-Shifting, Time-Expansion, Time-Reversal, and Z-Scaling](https://invisiblenetwork.ai/learn/nptel/108106163/6b5aafdc6536) (Video)
83. [Z-Transform Properties II : Conjugation and Convolution](https://invisiblenetwork.ai/learn/nptel/108106163/044fb359382c) (Video)
84. [Z-Transform Properties III : Causality and Stability](https://invisiblenetwork.ai/learn/nptel/108106163/99c75de25e6b) (Video)
85. [Z-Transform Examples I](https://invisiblenetwork.ai/learn/nptel/108106163/b2b3e27f02e1) (Video)
86. [Z-Transform Examples II](https://invisiblenetwork.ai/learn/nptel/108106163/e836b530fdf4) (Video)
87. [Block Diagram Representation](https://invisiblenetwork.ai/learn/nptel/108106163/9bc7a71c424e) (Video)
88. [Live Session 15-03-2021](https://invisiblenetwork.ai/learn/nptel/108106163/345adae74708-2) (Video)
89. [Live Session 06-03-2020](https://invisiblenetwork.ai/learn/nptel/108106163/68428d07687d-2) (Video)