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Basic Communication System
Lesson 2 of 79 • 86 upvotes • 10:21mins
Deepak Poonia
In this lesson, Deepak has explained type of communication systems possible. He has also discussed about wired communication system and the use of each component of the system.
Analog Communication System
79 lessons • 13h 54m
1
Overview: Analog Communication System
3:43mins
2
Basic Communication System
10:21mins
3
Need of Modulation
14:09mins
4
Multiplexing
10:03mins
5
Fourier transform
9:09mins
6
Band limiting process
11:44mins
7
Mathematical analysis of Modulation
14:59mins
8
Channel
10:09mins
9
Distortionless transmission
11:12mins
10
Equalisation
9:51mins
11
Non-linear distortion
9:23mins
12
Reasons for interference
8:56mins
13
Types of modulation
7:07mins
14
Amplitude modulation
10:08mins
15
Singletone and multitone modulation
9:14mins
16
Power distribution in AM signal
11:02mins
17
Modulation efficiency
8:46mins
18
Questions on power of AM signal
9:50mins
19
Multitone amplitude modulation
9:31mins
20
Power distribution in multitone AM signal
11:24mins
21
Under , Critical and Over Modulation
10:18mins
22
Generation of AM signal
9:31mins
23
Demodulation
9:15mins
24
Envelope detector
11:17mins
25
Synchronous detector
12:20mins
26
Double sideband supperessed carrier
8:18mins
27
Power distribution in DSB-SC signal
9:59mins
28
Generation of DSB-SC signal
10:25mins
29
Demodulation of DSB-SC signal
7:52mins
30
Single sideband suppressed carrier
9:10mins
31
Singletone SSB-SC
8:21mins
32
Generation of SSB-SC
9:50mins
33
Demodulation of SSB-SC
11:49mins
34
Vestigial sideband (part-1)
8:22mins
35
Vestigial sideband (part-2)
7:33mins
36
Frequency division multiplexing
8:51mins
37
Solved problems (part-1)
8:51mins
38
Solved problems (part-2)
8:57mins
39
Angle modulation
6:50mins
40
Frequency modulation
10:24mins
41
Last minute tips for GATE (ECE)
13:54mins
42
Narrowband FM
9:02mins
43
Wideband FM
10:27mins
44
Carson's rule
9:30mins
45
Comparison of FM and AM
8:55mins
46
Generation of FM (Direct method)
10:57mins
47
Generation of FM (Indirect method)
8:08mins
48
Generation of FM (Armstrong method)
11:18mins
49
Previous year GATE questions on FM
10:47mins
50
Previous year GATE questions on AM
13:40mins
51
Previous year GATE questions (Part-1)
13:35mins
52
Previous year GATE questions (Part-2)
10:09mins
53
Previous year GATE questions (Part-3)
13:15mins
54
Previous year GATE questions (Part-4)
9:23mins
55
Previous year GATE questions (Part-5)
13:04mins
56
GATE-2018 Questions
13:44mins
57
Advantages and disadvantages of Indirect method
12:41mins
58
Demodulation of FM
12:44mins
59
Frequency discriminator
11:25mins
60
Phase locked loop (part-1)
7:31mins
61
Phase locked loop (part-2)
8:20mins
62
Phase locked loop (part-3)
9:16mins
63
Phase locked loop (part-4)
10:26mins
64
Phase locked loop (part-5)
14:15mins
65
Phase locked loop (part-6)
8:07mins
66
Phase Locked Loop (Simplified)
11:08mins
67
PLL ( mathematical analysis to achieve lock state)
10:02mins
68
PLL (mathematical analysis to achieve capture state)
14:51mins
69
Comparison between frequency modulation and phase modulation
11:25mins
70
Generation of PM and FM
9:28mins
71
Formulas for frequency and phase deviation
10:49mins
72
Questions on frequency and phase deviation
10:56mins
73
Introduction to receivers
14:24mins
74
Tuned radio frequency receiver
11:29mins
75
Superheterodyne receiver
14:59mins
76
Image frequency rejection
13:19mins
77
Capture effect in envelope detector
15:00mins
78
Pre-emphasis and De-emphasis (Part-1)
10:45mins
79
Pre-emphasis and De-emphasis (Part-2)
11:44mins
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