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7
votes
1
answer
42k
views
1
answer
Draw block diagram of mobile unit and state function of each block. Also state two features of mobile hand set.
mobile communication updated 4.1 years ago by teamques10 ★ 70k
5
votes
1
answer
7.4k
views
1
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Describe working of frequency synthesizer used in mobile handset. OR Draw block diagram of frequency synthesizer unit of mobile handset and state its function in cellular handset.
mobile communication updated 4.1 years ago by teamques10 ★ 70k
1
vote
1
answer
9.1k
views
1
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Describe call making procedure from mobile handset to a landline phone (PSTN) with neat timing diagram.
mobile communication updated 4.1 years ago by teamques10 ★ 70k
2
votes
1
answer
11k
views
1
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Write a short note on the evolution of radio mobile communications.
mobile communication updated 4.1 years ago by teamques10 ★ 70k
0
votes
1
answer
8.2k
views
1
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Differentiate between paging system and cordless telephone system. (any four points)
mobile communication updated 4.1 years ago by teamques10 ★ 70k
0
votes
1
answer
4.7k
views
1
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Draw block diagram of control unit with handset. Explain its operation.
mobile communication updated 4.1 years ago by teamques10 ★ 70k
3
votes
1
answer
6.5k
views
1
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Draw the block diagram of receiver unit of mobile handset and state its function.
mobile communication updated 4.1 years ago by teamques10 ★ 70k
0
votes
1
answer
1.3k
views
1
answer
Illustrate the process of call routing in mobile communication system.
mobile communication updated 4.1 years ago by teamques10 ★ 70k
0
votes
1
answer
1.3k
views
1
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State the range of frequency access method and modulation type used in AMPS & GSM.
mobile communication updated 4.1 years ago by teamques10 ★ 70k
1
vote
1
answer
753
views
1
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State any four features of MANET.
mobile communication updated 4.1 years ago by teamques10 ★ 70k
0
votes
1
answer
1.1k
views
1
answer
With a neat block diagram, explain reverse CDMA channel
mobile communication updated 4.2 years ago by 19bcs3866 • 10
0
votes
1
answer
803
views
1
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Explain forward link features of CDMA 2000 and also explain basic service provided by upper layers of CDMA 2000.
mobile communication updated 4.2 years ago by fahimshafee1721 • 0
0
votes
1
answer
1.5k
views
1
answer
Explain in detail working of RAKE receiver.
mobile communication updated 4.2 years ago by fahimshafee1721 • 0
0
votes
2
answers
6.0k
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2
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Explain the frequency and channel specification of IS-95
mobile communication updated 4.2 years ago by fahimshafee1721 • 0
0
votes
1
answer
832
views
1
answer
Security and authentication in GSM
mobile communication wireless networks updated 4.2 years ago by pg1118329 • 0
0
votes
1
answer
723
views
1
answer
Short Message Service (SMS)
mobile communication updated 4.2 years ago by pg1118329 • 0
0
votes
1
answer
975
views
1
answer
Explain the 4G LTE architecture with a neat block diagram.
mobile communication wireless networks updated 4.2 years ago by pg1118329 • 0
1
vote
1
answer
1.1k
views
1
answer
What are the different methods to improve the capacity of cellular systems. Explain it.
mobile communication updated 4.2 years ago by pg1118329 • 0
0
votes
1
answer
973
views
1
answer
Explain IMSI number
mobile communication updated 4.2 years ago by pg1118329 • 0
0
votes
1
answer
782
views
1
answer
Security algorithms in GSM
mobile communication updated 4.2 years ago by pg1118329 • 0
1
vote
2
answers
4.4k
views
2
answers
Security algorithms in GSM
mobile communication updated 4.2 years ago by ketayuvaraj99 • 0
0
votes
1
answer
1.3k
views
1
answer
Explain block called delayed and block call cleared system
mobile communication updated 4.2 years ago by pg1118329 • 0
0
votes
1
answer
918
views
1
answer
Hand off in GSM.
mobile communication updated 4.2 years ago by pg1118329 • 0
0
votes
1
answer
812
views
1
answer
Explain HSCSD network.
mobile communication updated 4.2 years ago by pg1118329 • 0
0
votes
1
answer
4.2k
views
1
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Compare IS-95, WCDMA and CDMA 2000 with respect to channel bandwidth, chip rate, modulation schemes, data rates and frame size.
mobile communication updated 4.2 years ago by pg1118329 • 0
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