Question Paper: Wireless Networks Question Paper - May 2017 - Electronics and Telecom Engineering (Semester 8) - Savitribai Phule Pune University (SPPU)

Wireless Networks - May 2017

SPPU Electronics and Telecom Engineering (Semester 8)

Total marks: --
Total time: --
(1) Assume appropriate data and state your reasons
(2) Marks are given to the right of every question
(3) Draw neat diagrams wherever necessary

Solve any one question from Q.1(a,b,c) & Q 2.(a, b, c)

1(a) Explain the concept of following:
i) TDD and FDD.
ii) TDMA.
iii) FDMA.
iv) CDMA.
8 marks

1(b) Explain the any two Security services provided in 802.11. 8 marks

1(c) Explain architecture of 3Gpp. release 4 Network. 8 marks

2(a) What is cell Sectorization? Give the advantages of cell Sectorization in mobile communication. 8 marks

2(b) List the Wifi Configurations. Explain the Enterprise application configurations. 8 marks

2(c) Compare TD-CDMA and TD-SCDMA 8 marks

Solve any one question from Q 3(a,b,c) & Q 4. (a, b)

3(a) Explain various releases of LTE with major features and wireless access technology. 8 marks

3(b) Explain uplink logical channel structures with functionality. 8 marks

3(c) Describe self Organizing Networks. 8 marks

4(a) What is the advantages of MIMO in LTE. Describe e mode B 4?4 configuration. 8 marks

4(b) Give the scheduler decisions involved in LTE with Policies. 8 marks

Solve any one question from Q 5(a,b) & Q 6. (a, b)

5(a) Give neat block diagram of the WiMAX network architecture. Explain the function of each block in detail. 8 marks

5(b) Draw and explain 802.16m TDD, 802.16m FDD and super frame structure. 8 marks

6(a) Which are the different frequency bands and channel bandwidth used for WiMAX. 8 marks

6(b) Describe various interfaces for WiMAX. 8 marks

Solve any one question from Q 7(a,b) & Q 8. (a, b)

7(a) With neat sketch explain the function of each layer in VOLP Protocol. 8 marks

7(b) With neat signal flow diagram, Explain the fast connect procedure in H.323 8 marks

8(a) How the call establishment and release operation performed in SIP 8 marks

8(b) With example explain IP to 557 connectivity using SIGTRAN 8 marks

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