Dr. A.P.J. Abdul Kalam University MTECH I SEM (DC) Mobile and Wireless Communication [MTDC102] Dec 2020 Question Paper

Dr. A.P.J. Abdul Kalam University

Master of Technology

First Semester Main Examination, Dec-2020

Mobile and Wireless Communication [MTDC102]

Time: 3:00 Hrs Max Marks 70

Note: Attempt any five questions out of eight.

All questions carry equal marks.

Assume suitable data if necessary and state them clearly.

Q.1 (a) Explain the features of IS-136 the North American TDMA.

(b) Explain different types of digital cellular system.

Q.2 (a) Explain the features of PDC the Japanese TDMA

(b) Differentiate between 2G and 3G in details.

Q.3 (a) Explain briefly about EDGE technology and its application.

(b) Explain the features of W-CDMA with diagram and its uses.

Q.4 (a) Explain the features of TD-SCDMA with diagram and its uses.

(b) Explain different types of cellular technology.

Q.5 (a) Explain fundamental of equalization? Describe algorithm for adaptive

equalization?

(b) Explain RAKE receivers. Explain fundamentals of channel coding

Q.6 (a) Define intelligent cell concept and its application.

(b) Explain features of microcell system

Q.7 (a) Explain CDMA cellular radio network.

(b) Define antenna and explain its characteristic. Explain types of antenna used

cellular mobile communication.

Q.8 (a) Explain steps of designing of directional antenna in cellular system. Design

 Omni directional antenna.

(b) Define the following term

(i)Mobile switching center

(ii)TDM

(iii)COMA

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