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Explain Foliage loss in Propagation
mobile communication updated 3.1 years ago by teamques10 ★ 69k
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While designing a cellular system how are co-channel adjacent channel interferences kept under control? What is the role of S/I ratio and Q in this?
mobile communication updated 3.1 years ago by teamques10 ★ 69k
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With respect to trunking theory describe following terms : 1)Busy Hour 2) Traffic Intensity A 3) average call arrival rate & average call duration H 4) Trunking efficiency
mobile communication updated 3.1 years ago by teamques10 ★ 69k
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Describe the difference between service data units and protocol data units. How is mapping between one to other is done
mobile communication updated 3.1 years ago by teamques10 ★ 69k
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Draw the diagram of LTE transmitter and receiver .Explain them in detail
mobile communication updated 3.1 years ago by teamques10 ★ 69k
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Compare IS-95, WCDMA and CDMA2000 with respect to Channel bandwidth, chip rate, modulation schemes, data rate and Frame size.
mobile communication updated 3.1 years ago by teamques10 ★ 69k
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What is the role of GPRS in enhancing 2G GSM system
mobile communication updated 3.1 years ago by teamques10 ★ 69k
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Describe the frequency and channel specifications of forward channels in CDMA 1
mobile communication updated 3.1 years ago by teamques10 ★ 69k
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Explain Handoff and power control in 3G system
mobile communication updated 3.1 years ago by DevarenjiniP • 3.2k
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Why is bandwidth and chip rates used in WCDMA and how they are compared with CDMA 1
mobile communication updated 2.9 years ago by sourav108555 • 590
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Explain the concept of MIMO w.r.t. 4G technology
mobile communication updated 3.1 years ago by teamques10 ★ 69k
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Why are so many logical channels used in the GSM? Explain GSM channel Structure
mobile communication updated 3.1 years ago by teamques10 ★ 69k
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Important Questions: Multiple Access Techniques
mobile communication updated 3.0 years ago by teamques10 ★ 69k
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Explain Handoff and power control in 3G systems
mobile communication updated 3.1 years ago by teamques10 ★ 69k
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963
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What is the concept of software defined radio? Elaborate in detail.
mobile communication updated 3.1 years ago by teamques10 ★ 69k
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938
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Classify small scale fading based on Multipath Time Delay Spread and Doppler Spread
mobile communication updated 3.1 years ago by teamques10 ★ 69k
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934
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List, separately, the various sources of random noise and impulse noise external to a receiver. How can some of them be avoided or minimized? What is the strongest source of extra-terrestrial noise?
mobile communication updated 2.9 years ago by binitamayekar ★ 6.7k
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Design a single mode fiber with V=2.3 for operation at 1.55 micro-meter with a fused silica core of RI 1.456 and a numerical aperture of 0.1
mobile communication updated 2.3 years ago by yashbeer ★ 11k
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909
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Multi antenna Techniques
mobile communication updated 3.1 years ago by teamques10 ★ 69k
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907
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Explain concept and importance of power control in CDMA.
mobile communication updated 3.1 years ago by teamques10 ★ 69k
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880
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With a neat diagram, explain forward CDMA channel
mobile communication updated 3.0 years ago by pedsangini276 • 4.8k
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809
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Describe GSM frame structure
mobile communication updated 3.1 years ago by teamques10 ★ 69k
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803
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Draw neatly and explain the role played by various entities in GSM architecture
mobile communication updated 3.1 years ago by teamques10 ★ 69k
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802
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moble communication trunking theriy
mobile communication updated 3.1 years ago by walidelsayed2285 • 20
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791
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Rake receiver
mobile communication updated 3.7 years ago by teamques10 ★ 69k
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