Concepts of Wireless Networking 2071

Attempt all questions.

1. Explain the challenges in wireless communication networking. Define wireless communication standards.(3+3)

2. Explain the linear time-invariant channel model.(6)

3. Explain the power spectral density with example.(6)

4. What do you mean by channel impairment mitigation techniques? Explain.(6)

5. Define cell cluster concept. Explain the call blocking and delay at the cell-site.(6)

6. Explain the conflict-free multiple access technologies.(6)

7. What is call admission control (CAC)? Explain with example.(6)

8. Differentiate between internet protocol(IP) and transmission control protocol(TCP).(6)

9. Differentiate between co-channel and adjacent channel interface.(6)

10. Write short notes on (any two): (2x3)

a) Small- scale multipath fading

b) Decision regions