Ask Question, Ask an Expert

+1-415-315-9853

info@mywordsolution.com

Ask Electrical & Electronics Expert

1) What are fiber modes? describe mode theory for optical fibers in detail.

2) Draw the structures of Edge emitting LED and Surface emitting LED, describe the operation and derive the internal quantum efficiency of an LED.

3) a) A GaAs LASER operating at 850nm has a 500um length and a refractive index of n=3.7, what are the frequency and wavelength spacing. If at the half power point = 2 nm, what is the spectral width of the gain?

b) Consider a GaAs LASER with an optical cavity of length 250 um and width 100 um. At the normal operating temperature, the gain factor B = 21X10‾³ A/Cm and the effective absorption coefficient = 10 Cm.

i) If the refractive index is 3.6, find the threshold current density and the threshold current Ith. Assume the Laser end faces are uncoated and the current is restricted to the optical cavity.reduced to10 um?

ii)What is the threshold current if the Laser cavity width is

4) describe the significance of link power and rise time budget.

5) (a) describe in detail about the methods of fiber splicing?

(b) describe about the two types of connectors.

6) Discuss the schematic diagram of a typical optical receiver and describe

7) describe the error sources of fundamental receiver operations.

Electrical & Electronics, Engineering

  • Category:- Electrical & Electronics
  • Reference No.:- M912792

Have any Question? 


Related Questions in Electrical & Electronics

Consider a plane-strain square element with unit depth as

Consider a plane-strain square element with unit depth as shown in the figure. Use the St. Venant-Kirchhoff isotropic material model with two Lame's constants λ and μ. A uniformly distributed force T x  (force per area) ...

Let xt be a signal whose fourier transform xomega is

Let x(t) be a signal whose Fourier transform X(ω) is nonzero only over 3 ≤ |ω| ≤ 9. Further, only frequencies 5 ≤ |ω| ≤ 7 contain useful information (the other frequencies can be considered to contain noise or different ...

1 discuss the concept of unit and group patterns and their

1. Discuss the concept of unit and group patterns and their multiplication to obtain the resultant pattern of an array. 2. Distinguish between broadside and endfire radiation patterns. 3. Discuss the concept of an image ...

1 what is a uniform plane wave2 why is the study of uniform

1. What is a uniform plane wave? 2. Why is the study of uniform plane waves important? 3. How is the surface current density vector defined? Distinguish it from the volume current density vector. 4. How do you find the c ...

The rate of shear work per unit volume is given by the

The rate of shear work per unit volume is given by the product tv. For a parabolic velocity profile in a circular tube (see given Example), determine the distance from the wall at which the shear work is maximum. Example ...

Term project - the step response of rlc circuitsthe team

Term Project - The Step Response of RLC Circuits The team project pertains to Chapter 9 in the text book. You should submit a single report and Multisim/ LTSpice file. The report should be submitted as a Word document an ...

1 in one-dimensional dct if n 1 the matrix transformation

1. In one-dimensional DCT, if N = 1, the matrix transformation is changed to simple multiplication. In other words, M = T × p, in which T, p, and M are numbers (scalar value) instead of matrices. What is the value of T i ...

Using the data of problem determine the velocity head of

Using the data of Problem, determine the velocity head of the fluid leaving the impeller. What pressure rise would result from such a velocity head? Problem :- Sea water, ρ = 64 lbm/ft3 , flows through the impeller of a ...

1 the stream function for an incompressible two dimensional

1. The stream function for an incompressible, two dimensional flow field is For this flow field, sketch several streamlines. 2. A line vortex of strength K at (x, y) = (0, a) is combined with opposite strength vortex at ...

1 briefly outline the reasoning used for the removal of the

1. Briefly outline the reasoning used for the removal of the inconsistency with Maxwell's equations of the intuitively derived fields due to the Hertzian dipole. 2. Discuss the characteristics of the complete electromagn ...

  • 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

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

Describe what you learned about the impact of economic

Describe what you learned about the impact of economic, social, and demographic trends affecting the US labor environmen