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