Ask Question, Ask an Expert

+1-415-315-9853

info@mywordsolution.com

Ask Electrical & Electronics Expert

problem 1) Define the noise figure of an optical amplifier. Describe the difference between optical and electrical signal-to-noise ratio (SNR)?

problem 2)a) Find out the bandwidth of the LED source with a rise time equal to 10 ns.

b) Describe the noise figure of an optical amplifier. Describe the difference between optical and electrical signal-to-noise ratio (SNR).

problem 3) Compute the optical power coupled into the fiber generated by an optic device with a bias current of 20mA and forward voltage of 1.5 V. The device's internal efficiency is 2% and the fiber θ= 20º.

problem 4) Describe the difference between optical TDM and WDM, using diagrams wherever essential.

problem 5)a) prepare down the limitations of FP laser? With help of appropriate diagram describe how a DFB laser overcome the limit ations imposed by FP. prepare down its important advantages.

b) prepare down different fiber non-linearties. Describe how they degrade the performance of an optical communication system or Network. What is the permissible BER in case of ordinary optical communications and WDM networks?

problem 6)a) Describe any one in detail. describe design, operation and features of the EDFA.

b) prepare brief note on optical modulators and their applications. describe the impact of chirping on modulator  performance?

problem 7)a) describe the terms material dispersion and waveguide dispersion. Describe the mechanism of change of pulse shape introduced by group velocity dispersion in fiber communication system? How does the pulse broadening affect the performance of the system?

b) With schematic diagram describe how the unknown core diameter of fiber is measured.

Electrical & Electronics, Engineering

  • Category:- Electrical & Electronics
  • Reference No.:- M98439

Have any Question? 


Related Questions in Electrical & Electronics

1 suppose that a system is described by the impulse

1. Suppose that a system is described by the impulse response h(t) = 2sinc(t). Plot the magnitude of the frequency response of the system 2. Suppose that a system is described by the impulse response h(t) = 2sinc(t)sin(t ...

Write the expression for the electric field intensity of a

Write the expression for the electric field intensity of a sinusoidally time-varying uniform plane wave propagating in free space and having the following characteristics: (a) (b) direction of propagation is the -directi ...

1 considering te modes in a dielectric slab guide specify

1. Considering TE modes in a dielectric slab guide, specify the fundamental mode and discuss the associated cutoff condition. 2. Compare the phenomenon at cutoff in a metallic waveguide with that at cutoff in an optical ...

1 discuss with the aid of an example the discharging of an

1. Discuss with the aid of an example the discharging of an initially charged line into a resistor. 2. Discuss the bounce-diagram technique of transient analysis of a line with uniform initial voltage and current distrib ...

A create a function that accepts as input argument a number

a. Create a function that accepts as input argument a number in radians and returns its value in degrees. b. Compute (through your function) how many degrees is p=4 radians. a. Create a function that plots the function s ...

1 discuss the duality between the radiation fields of a

1. Discuss the duality between the radiation fields of a small circular loop antenna with those of a Hertzian dipole at the center of the loop and aligned with its axis. 2. Compare the radiation resistance and directivit ...

1 derive the energy form and its linearization of a

1. Derive the energy form and its linearization of a Mooney-Rivlin hyperelastic material using the perturbed Lagrangian method. Use a mixed variable r = [u T , p] T . 2. Derive the 3 X 3 [D] matrix in Eq. (3.147) for a t ...

In the first approach to streaming stored audiovideo figure

In the first approach to streaming stored audio/video (Figure 28.24), assume that we need to listen to a compressed song of 4 megabytes (a typical situation). If our connection to the Internet is via a 56-kbps modem, how ...

Find the length of a hertzian dipole that would radiate the

Find the length of a Hertzian dipole that would radiate the same time-average power as the loop antenna of Problem 10.19 for the same current and frequency as in Problem 10.19. Problem 10.19 A circular loop antenna of ra ...

1 discuss the reasoning associated with the intuitive

1. Discuss the reasoning associated with the intuitive extension of the fields due to the time-varying current and charges of the Hertzian dipole based on time-varying electromagnetic phenomena. 2. Explain the reason for ...

  • 4,153,160 Questions Asked
  • 13,132 Experts
  • 2,558,936 Questions Answered

Ask Experts for help!!

Looking for Assignment Help?

Start excelling in your Courses, Get help with Assignment

Write us your full requirement for evaluation and you will receive response within 20 minutes turnaround time.

Ask Now Help with Problems, Get a Best Answer

WalMart Identification of theory and critical discussion

Drawing on the prescribed text and/or relevant academic literature, produce a paper which discusses the nature of group

Section onea in an atwood machine suppose two objects of

SECTION ONE (a) In an Atwood Machine, suppose two objects of unequal mass are hung vertically over a frictionless

Part 1you work in hr for a company that operates a factory

Part 1: You work in HR for a company that operates a factory manufacturing fiberglass. There are several hundred empl

Details on advanced accounting paperthis paper is intended

DETAILS ON ADVANCED ACCOUNTING PAPER This paper is intended for students to apply the theoretical knowledge around ac

Create a provider database and related reports and queries

Create a provider database and related reports and queries to capture contact information for potential PC component pro