STUPIDSID
1 (a)
With an appropriate diagram, explain the OSI model. How does it relate to communication network?
10 M
1 (b)
Describe the characteristics of 1G, 2G and 3G cellular system, How do 2G cellular system support more than one user per channel?
10 M
2 (a)
Draw the neat block diagram of common cellular system and explain the base station system (BSS) components.
10 M
2 (b)
With neat flow diagram, explain the mobile terminated call operation.
10 M
3 (a)
Explain the following capacity expansion techniques:
i) Cell splitting
ii) Cell sectoring
iii) Overlaid cells
i) Cell splitting
ii) Cell sectoring
iii) Overlaid cells
10 M
3 (b)
Explain the power control and power saving schemes in cellular system.
10 M
4 (a)
With a neat GSM network architecture, explain the network switching system (NSS).
10 M
4 (b)
With suitable diagram, explain the GSM channel concept.
10 M
5 (a)
List the different call set-up operations and with flow diagram explain interrogation phase and IMEI check operation.
10 M
5 (b)
With neat flow diagram, explain GSM inter BSC handover operation.
10 M
6 (a)
With a neat block diagram, explain the generation of CDMA forward traffic channel.
10 M
6 (b)
Explain the CDMA mobile originated timeline.
10 M
7 (a)
With neat diagram, explain 4-PSK modulation technique.
10 M
7 (b)
Explain the following:
i) Path loss model
ii) Block interleaving
i) Path loss model
ii) Block interleaving
10 M
8 (a)
What are the IEEE 802.11 extensions?
6 M
8 (b)
With suitable diagram, explain the Bluetooth piconet architecture.
7 M
8 (c)
With suitable diagram, explain the Bluetooth system component.
7 M
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