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Wireless Communication

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19
votes
1
answer
119k
views
1
answer
Explain generation and demodulation of PAM, PPM and PWM with waveforms.
wireless communication updated 2.2 years ago by sagarkolekar ★ 11k
6
votes
1
answer
99k
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1
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List out the advantages and disadvantages of FM over AM.
wireless communication updated 2.3 years ago by teamques10 ★ 64k
18
votes
1
answer
76k
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1
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Explain Armstrong method of FM generation with the help of a neat block diagram and phasor diagrams.
wireless communication updated 7.8 years ago by teamques10 ★ 64k
12
votes
1
answer
63k
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1
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How can you use a varactor diode in the generation of FM wave? Explain in detail.
wireless communication updated 7.8 years ago by teamques10 ★ 64k
8
votes
1
answer
50k
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1
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Draw the spectrum of amplitude modulated wave and explain its components.
wireless communication updated 7.8 years ago by teamques10 ★ 64k
1
vote
1
answer
48k
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1
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State Sampling theorem. Explain Flat-top sampling. Draw its spectrum and explain Aperture effect.
wireless communication updated 7.8 years ago by teamques10 ★ 64k
2
votes
1
answer
42k
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1
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Explain advantages and disadvantages of digital transmission
wireless communication updated 2.3 years ago by pedsangini276 • 4.7k
1
vote
1
answer
41k
views
1
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Draw the PAM, PWM and PPM waveforms in time domain assuming a sinusoidal modulating signal. Explain them in brief.
wireless communication updated 2.2 years ago by sagarkolekar ★ 11k
0
votes
1
answer
35k
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1
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Draw the block diagram of Delta modulation technique and explain each block.
wireless communication updated 7.8 years ago by teamques10 ★ 64k
4
votes
1
answer
35k
views
1
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GPRS - Architecture
wireless communication updated 4.8 years ago by ankitpandey • 100
0
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1
answer
33k
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1
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Calculate Image frequency
wireless communication updated 7.8 years ago by teamques10 ★ 64k
0
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1
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32k
views
1
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Give advantages and disadvantages of SSB over full carrier DSB amplitude modulated wave.
wireless communication updated 7.8 years ago by teamques10 ★ 64k
9
votes
1
answer
30k
views
1
answer
Two Ray Ground reflection model
wireless communication updated 2.2 years ago by sagarkolekar ★ 11k
5
votes
1
answer
30k
views
1
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Explain Two Ray Model for Wireless Communication
wireless communication updated 2.3 years ago by teamques10 ★ 64k
13
votes
1
answer
29k
views
1
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What is a DSBSC wave? Explain its generation using balanced modulator.
wireless communication updated 7.8 years ago by teamques10 ★ 64k
3
votes
1
answer
29k
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1
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Explain noise triangle in FM.
wireless communication updated 7.8 years ago by teamques10 ★ 64k
6
votes
1
answer
25k
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1
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Compare PAM, PWM and PPM.
wireless communication updated 7.8 years ago by teamques10 ★ 64k
5
votes
1
answer
23k
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1
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GSM Frame Structure
wireless communication updated 4.8 years ago by teamques10 ★ 64k
7
votes
1
answer
22k
views
1
answer
Cordless Telephone Systems
wireless communication updated 4.8 years ago by teamques10 ★ 64k
6
votes
1
answer
20k
views
1
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Write short notes on Automatic gain control.
wireless communication updated 7.8 years ago by teamques10 ★ 64k
1
vote
1
answer
19k
views
1
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Equivalent noise temperature.
wireless communication updated 7.8 years ago by teamques10 ★ 64k
1
vote
1
answer
19k
views
1
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What is VSB? Mention its application.
wireless communication updated 7.8 years ago by teamques10 ★ 64k
2
votes
1
answer
19k
views
1
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Compare AM and FM.
wireless communication updated 7.8 years ago by teamques10 ★ 64k
2
votes
1
answer
18k
views
1
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Explain ISB transmission.
wireless communication updated 7.8 years ago by teamques10 ★ 64k
0
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1
answer
16k
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1
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UMTS Architecture and UTRA - FDD and TDD modes
wireless communication updated 4.8 years ago by teamques10 ★ 64k
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