Answer the following questions in detail.
Question 1) Describe the RAKE receiver for CDMA systems.
Question 2) Why hand off is essential for cellular systems? Find out the two kinds of hand offs based on signal strength and C/I ratio?
Question 3) Describe the application areas of WLAN.
Question 4) Write a technical note on Wi-Fi technology.
Question 5) Name the multiple access techniques used in different wireless communication systems. Describe the TDMA scheme, its important features and the frame structure. Determine the expressions for the efficiency and number of channels in TDMA system.
Question 6) Design the architecture of GSM and describe how location of mobile users are tracked using the different registers. Design the TDMA frame structure for the GSM network.
Question 7) Explain in detail the capabilities provided by mobile IP.