Compare 1G, 2G, 2.5G, 3G, 4G
[3 marks]Define: Cell, Cluster, Channel Capacity, Frequency Reuse Ratio
[4 marks]Explain Hand off strategies in Cellular System.
[7 marks]Compare cell splitting and Sectoring.
[3 marks]What is Umbrella Cell? Explain in brief.
[4 marks]Prove that Q=D/R=Square Root of 3N.
[7 marks]Explain Channel Capacity Vs. Co-Channel Interference for different cluster sizes. Derive expression for S/I.
Explain Doppler shift with necessary diagram and equation
[3 marks]Define Brewster Angle for Vertical Polarization.
[4 marks]Explain in detail Two ray Ground Reflection model.
[7 marks]What are the parameters of Multipath Channels
[3 marks]Discuss Empirical Formula for the path loss
[4 marks]Explain in detail large scale Path Loss. Derive Expression for free space Propagation Model
[7 marks]Explain TDMA technique. Explain its frame structure with efficiency.
[3 marks]Define and give one example of : FDD and TDD
[4 marks]Explain GSM architecture for 2G with neat sketch
[7 marks]Define : Coherence Bandwidth, Coherence time ,fading
[3 marks]Discussed GSM speech coding .
[4 marks]Explain architecture of IS-95 CDMA in detail.
[7 marks]Discuss RAKE Receiver in brief.
[3 marks]Explain software define radio.
[4 marks]Compare Wi-Fi, WiMAX, ZigBee Networks.
[7 marks]Explain: I-persistent CSMA, non-persistent CSMA, p-persistent CSMA
[3 marks]What are the Security issues and challenges in 5 G Wireless networks
[4 marks]Write an S.N. on Adhoc Network.
[7 marks]