BIT Wireless Networking

bitsemester 6

The course addresses the fundamentals of wireless communications and provides an overview of existing and emerging wireless communications networks. It covers radio propagation and fading models, fundamentals of cellular communications, multiple access technologies, and various wireless networks, including past and future generation networks. Simulation of wireless systems under different channel environments will be integral part of this course.

Chapter Wise Notes Question Banks Syllabus Chapter Wise Questions Viva Practical

Institute of Science and Technology

2081

Bachelor in Information Technology

Wireless Networking

BIT357

Full Marks: 60

Pass Marks: 24

Candidates are required to give their answers in their own words as far as practicable. The figures in the margin indicate full marks.

"Section A"

Long Answer Questions. Attempt any TWO questions.

[2 × 10 = 20]

Explain the Rician Fading model in digital communication systems, and its relationship to Rayleigh fading.

[6+4]

What is power spectral and power spectral density? Discuss the working of QAM and OFDM techniques with example.

[4+6]

Differentiate between spread Spectrum Multiple Access and code Division Multiple Access. Illustrate on the standards for wireless Local Area Networks.

[5+5]

"Section B"

Short Answer Questions. Attempt any EIGHT questions.

[8 × 5 = 40]

How small scale fading differs from large scale fading? Explain fading due to multipath time delay spread.

[3+2]

Discuss tools and techniques used in 4G and 5G cellular systems.

[5]

What is modulation? Discuss the concepts of Amplitude Modulation, Frequency Modulation and Phase Modulation with example.

[1+4]

Why diversity is employed in wireless communication? Discuss the concepts of maximum Ratio and Equal Gain Diversity.

[1+4]