Important Questions in EC2401:Wireless Communication Anna university final year ECE students


1.   Define Multiple Access. Explain the types of MA techniques used in Wireless communication system.
2. Explain how frequency reusing is achieved in cellular systems and also explain the various methods for improving the capacity of a cellular system.
3. Explain in detail about the types and requirements of services used in
   wireless systems.


1.  Explain the various propagation mechanisms adopted in wireless   communication channels.
2.  Explain in detail about the channel classification adopted in wireless propagation channels.
3.     Explain in detail about the propagation effects with mobile radio

1.   Explain the structure of a wireless communication link with a neat block diagram.
2.   Explain the principle, operation, signals, constellation diagram, transmitter and receiver of MSK system
3.   Explain the generation, detection, signal space diagram, bit error probability and power spectra of QPSK.

1. Explain the principle of diversity and explain the different diversity techniques.
2.  Explain in detail about the stochastic models for speech.
3. Explain the linear and non linear equalizers along with the differences.


1.   Explain OFDM concept in detail and also explain the implementation of transceivers in ofdm system
2.   Explain forward & reverse channel parameters of IS-95 CDMA
3.   Discuss the features and services of GSM and Explain the GSM system architecture  with neat sketch

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