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Wireless and Mobile Communication WMC 6th Sem/ECE/0761/Feb 2021 Diploma Paper

Download Previous Year Diploma Paper of Wireless and Mobile Communication WMC 6th Sem/ECE/0761/Feb 2021 Diploma Paper

WIRELESS AND MOBLE COMMUNICATION WMC 6th Sem/ECE/0761/Feb 2021 Diploma Paper

                              SECTION-A

Q1. Attempt any Three questions.                                                                    3×5=15

i. What are the advantages of wireless communication?
ii. Draw and explain the frequency spectrum.
iii. What is DTH service? Explain.
iv. Explain the cellular concept.
v. Why hexagonal shape of cells is preferred in cellular networks.
vi. Explain the features of FDMA.
vii. Discuss how Wi-Fi works.

                                   SECTION-C

Q3. Attempt any one question.                                                      1×10=10

a. Explain construction and working of Avalanche photodiode (APD) with diagram.
b. What is optical power budgeting. How it is helpful in designing fiber optical system. Explain in detail.
c. Explain the construction and working principle of laser diode with neat diagram.
d. Write a short note on i) Dispersion in fiber optics ii) Wavelength division multiplexing

The number of bits transmitted per second over a channel is called          .

 

The optical communication frequency is ______ 

 

The principle of light propagation in optical fibre is based on _____

 

LASER stands for 

Dark current is defined as

 

LASER exhibits

 

In a graded index fiber the refractive index _____ 

 

The optical fiber structure consists of basically three parts

 

Single mode fibers support only _____ mode of

 

The unit of Dispersion is_______ 

 

VCSEL stands for

 

Johnson noise is due to _______

 

A photodiode is used in _ ___

DWDM stands for_____ 

 

The heart of an optical receiver is the _________

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Optical Fiber Communication OFC 6th Sem Diploma May 2015 Solved Paper Click Here

Advantages of wireless communication.

Explain the frequency spectrum.

Explain the cellular concept.
v. Why hexagonal shape of cells is preferred in cellular networks.
vi. Explain the features of FDMA.
vii. Discuss how Wi-Fi works.

Different types of functional Amplifiers.

 

What is Splicing

Two Techniques of Splicing 

 

Applications of Optical Communication 

Few applications of Optical Communication 

Optical Fiber Communication OFC 6th Sem Diploma Feb 2021 Paper Click Here

Optical Fiber Communication OFC 6th Sem Diploma Feb 2021 Paper

Construction and working of Avalanche photodiode (APD) with diagram.

Optical power budgeting. How it is helpful in designing fiber optical system. 

working principle of laser diode with neat diagram.

 i) Dispersion in fiber optics ii) Wavelength division multiplexing

Optical Fiber Communication OFC 6th Sem Diploma Feb 2021 Paper Contact Us
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Section B :gsed may 2017 diploma psbte paper solution

Importance of generic skill development.

 

Personality and important determinants of personality.

 

How stress can be managed 

 

Conversation and how to improve conversation skills.

 

LLL and its importance.

 

 

Delphi method and Brainstorming.

 

Main qualities of a successful entrepreneur.

 

General steps followed in problem solving.

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