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1
answer
2.3k
views
1
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Describe wireless local loop (WLL) with neat diagram.
mobile communication updated 4.3 years ago by teamques10 ★ 70k
0
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1
answer
1.3k
views
1
answer
Describe the concept of channel blockage and call drops
mobile communication updated 4.3 years ago by teamques10 ★ 70k
0
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1
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15k
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1
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State the features of bluetooth. OR Write features of Bluetooth. (4 points)
mobile communication updated 4.3 years ago by teamques10 ★ 70k
0
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1
answer
801
views
1
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Describe 3G-TD-SCDMA with respect to spectrum, utilization, bandwidth, data rate and antenna.
mobile communication updated 4.3 years ago by teamques10 ★ 70k
1
vote
1
answer
3.3k
views
1
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Draw the architecture of WLL. Write its applications.
mobile communication updated 4.3 years ago by teamques10 ★ 70k
0
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1
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1.8k
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1
answer
Draw IS-95 system architecture and explain working of MSC & HLR block.
mobile communication updated 4.3 years ago by teamques10 ★ 70k
0
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1
answer
3.2k
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1
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State and explain the various SS7 services. OR State and explain the various performance services offered by SS7 protocol.
mobile communication updated 4.3 years ago by teamques10 ★ 70k
0
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1
answer
2.2k
views
1
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Describe radio aspect and security aspects of IS-95 system.
mobile communication updated 4.3 years ago by teamques10 ★ 70k
0
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1
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1.8k
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1
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List and describe different types of Traffic Channels (TCHS) provided in GSM.
mobile communication updated 4.3 years ago by teamques10 ★ 70k
0
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1
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2.5k
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1
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State the concept of signalling system No. 7 (SS7). Draw SS7 protocol model (only lower three layers of OSI model).
mobile communication updated 4.3 years ago by teamques10 ★ 70k
0
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1
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2.8k
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1
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Draw GSM system architecture and explain function of HLR and OMC units
mobile communication updated 4.3 years ago by teamques10 ★ 70k
0
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1
answer
1.0k
views
1
answer
Compare GSM with CDMA with respect to following points : (i) Hand off used (ii) Modulation used (iii) Number of users (iv) Channel Bandwidth
mobile communication updated 4.3 years ago by teamques10 ★ 70k
0
votes
1
answer
1.1k
views
1
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Describe signalling traffic control tasks in SS-7.
mobile communication updated 4.3 years ago by teamques10 ★ 70k
0
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1
answer
1.4k
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1
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Write the important features of GSM and state the services offered by GSM. OR State the various services offered by GSM system.
mobile communication updated 4.3 years ago by teamques10 ★ 70k
0
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1
answer
1.2k
views
1
answer
Draw SS-7 protocol architecture. Write any two features of SS-7.
mobile communication updated 4.3 years ago by teamques10 ★ 70k
1
vote
1
answer
2.9k
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1
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Draw GSM protocol model and describe any one layer.
mobile communication updated 4.3 years ago by teamques10 ★ 70k
1
vote
1
answer
17k
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1
answer
Explain GSM radio subsystem and list any four GSM air interface specifications.
advanced communication system updated 4.3 years ago by teamques10 ★ 70k
0
votes
1
answer
4.1k
views
1
answer
Describe the concept of frequency reuse used in cellular systems. Also calculate the capacity for clusture size of 7 in cellular system which has 504 radio channels available for handling traffic.
advanced communication system updated 4.3 years ago by teamques10 ★ 70k
2
votes
1
answer
11k
views
1
answer
Define the term adjacent channel interference. State methods to reduce it?
advanced communication system updated 4.3 years ago by teamques10 ★ 70k
0
votes
1
answer
1.5k
views
1
answer
State the different techniques used to improve capacity and coverage in cellular system. Describe cell sectoring technique in detail. OR State and explain types of sectoring.
advanced communication system updated 4.3 years ago by teamques10 ★ 70k
0
votes
1
answer
4.1k
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1
answer
Describe how umbrella cell approach is used in cellular system to reduce the number of hand-offs ?
advanced communication system updated 4.3 years ago by teamques10 ★ 70k
0
votes
1
answer
4.0k
views
1
answer
Describe the effect of co-channel interference in cellular systems. How it affects system capacity ?
advanced communication system updated 4.3 years ago by teamques10 ★ 70k
2
votes
1
answer
4.5k
views
1
answer
Explain the concept of cell splitting using suitable diagram.
advanced communication system updated 4.3 years ago by teamques10 ★ 70k
0
votes
1
answer
2.5k
views
1
answer
Draw GSM architecture and explain function of HLR and VLR.
mobile communication updated 4.3 years ago by teamques10 ★ 70k
0
votes
1
answer
2.5k
views
1
answer
Describe various stages of call processing in GSM system with the help of neat diagram
mobile communication updated 4.3 years ago by teamques10 ★ 70k
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