What is power spectral and power spectral density? Discuss the working of QAM and OFDM techniques with example. [10]
2.
What is modulation? Discuss the concepts of Amplitude Modulation, Frequency Modulation and Phase Modulation with example. [5]
Equalization, Diversity and Channel Coding
1.
Why diversity is employed in wireless communication? Discuss the concepts of maximum Ratio and Equal Gain Diversity. [5]
Fundamentals of Cellular Network
1.
Discuss tools and techniques used in 4G and 5G cellular systems. [5]
Mobility Management in Wireless Network
1.
What is handoff management? Discuss various handoff types. [5]
2.
What is PCS network? How location is managed in PCS networks? Explain. [5]
Multiple Access in Wireless Network
1.
Differentiate between spread Spectrum Multiple Access and code Division Multiple Access. Illustrate on the standards for wireless Local Area Networks. [10]
Wireless Channel Characterization
1.
Explain the Rician Fading model in digital communication systems, and its relationship to Rayleigh fading. [10]
2.
How small scale fading differs from large scale fading? Explain fading due to multipath time delay spread. [5]
Wireless Internetworking
1.
What is internetworking? Discuss various internet working devices used in wireless networks. [5]
2.
What is MANET? How mobility is handled in IPv6? Explain. [5]