Question Paper: Mobile Communication : Question Paper Dec 2014 - Electronics & Telecomm. (Semester 7) | Mumbai University (MU)

Mobile Communication - Dec 2014

Electronics & Telecomm. (Semester 7)

(1) Question 1 is compulsory.
(2) Attempt any three from the remaining questions.
(3) Assume data if required.
(4) Figures to the right indicate full marks.
1 (a) Explain HSCSD network.(5 marks) 1 (b) Explain what Doppler shift is.(5 marks) 1 (c) Explain authentication in GSM.(5 marks) 1 (d) Explain path loss model.(5 marks) 2 (a) Discuss in detail GSM logical channels.(10 marks) 2 (b) How system coverage and capacity can be improved in GSM?(10 marks) 3 (a) Discuss IMT 2000 system.(10 marks) 3 (b) Explain IS-95 reverse traffic channel.(10 marks) 4 (a) Explain GSM services and features.(10 marks) 4 (b) Elaborate on forward W-CDMA channel.(10 marks) 5 (a) Explain signal processing in GSM.(10 marks) 5 (b) What are the technical differences in W-CDMA and CDMA 2000.(10 marks) 6 (a) Explain GSM system architecture.(10 marks) 6 (b) Explain in detail working of RAKE receiver.(10 marks)

Write short notes (any two):

7 (a) Small scale fading.(10 marks) 7 (b) Frequency reuse.(10 marks) 7 (c) GPRS technology.(10 marks)

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