Ask Question, Ask an Expert

+1-415-315-9853

info@mywordsolution.com

Ask Electrical & Electronics Expert

problem 1: describe the method of intermodal dispersion in multimode step index fiber.

problem 2: describe the phenomenon of modal noise in optical fibers and propose how it might be avoided.

problem 3: Describe what is meant by:

a) Modal Birefringence
b) The beat length.

problem 4: Describe what is meant by the critical bending radius for an optical fiber.

problem 5: What do you mean by Dispersion phenomenon? Describe in brief the different types of dispersion occurring in the optical fibers.

problem 6: What is dispersion shifted and dispersion flattened fibers.

problem 7: Two step index fibers exhibit the given parameters:

a) A multimode fiber with core refractive index of 1.5, a relative refractive index difference of 3% and an operating wavelength of 0.82um.

b) An 8um core diameter single mode fiber with a core refractive index similar as (a), a relative refractive index difference of 0.3% and an operating wavelength of 1.55um. Find out the critical bending radius of curvature at which large bending losses take place in both cases.

problem 8:  A multimode graded index fiber exhibits total pulse broadening of 0.1us over a distance of 15 Km. Estimate:

a) Maximum possible bandwidth on the link supposing no inter symbol interference;
b) The pulse dispersion per unit length.
c) Bandwidth-length product for the fiber.

problem 9: Two polarization maintaining fibers operating at a wavelength of 1.3um encompass beat lengths of 0.7mm and 80m. Find out the modal birefringence in each case and comment on the outcomes.

problem 10: The difference between the propagation constants for the two orthogonal modes in a single mode fiber is 250. It is illuminated with light of peak wavelength 1.55um from an injection laser source with a spectral line width of 0.8nm. Find the coherence length in the fiber.

Electrical & Electronics, Engineering

  • Category:- Electrical & Electronics
  • Reference No.:- M97403

Have any Question? 


Related Questions in Electrical & Electronics

1 what is the voltage reflection coefficient at the

1. What is the voltage reflection coefficient at the junction between two transmission lines? How are the current reflection coefficient and the voltage and current transmission coefficients related to the voltage reflec ...

1 what is the total distance around the circumference of a

1. What is the total distance around the circumference of a circle of radius 1 m? What is the total vector distance around the circle? 2. What is the total surface area of a cube of sides 1 m? Assuming the normals to the ...

A 9 kva 208 v l-l 3-phase y connected stator synchronous

A 9 kVA, 208 V (L-L), 3-phase Y connected stator, synchronous generator has a stator resistance of 0.1 ohm per phase, and a synchronous resistance of 5.6 ohm per phase. The generator is driven by a diesel engine, and is ...

Compute and plot the solution of the difference equation yn

Compute and plot the solution of the difference equation y[n] þ y[n 1] = 2x[n] þ x[n 1], where x[n] = 0.8n u[n] assuming zero initial conditions. Moreover, verify your answer (a) by examining if the derived solution sati ...

1 find the minimum value of h for which the gate shown

1. Find the minimum value of h for which the gate shown will rotate counterclockwise if the gate cross section is (a) rectangular, 4 ft × 4 ft; (b) triangular, 4 ft at the base × 4 ft high. Neglect bearing friction. 2. A ...

Using the frequency sampling method design a linear phase

Using the frequency sampling method, design a linear phase bandstop FIR filter with cutoff frequencies Ω c1 = π/3, Ω c2 = π/2, and L h = 13. Realize the design as a frequency sampling filter.

1 why is a circle with its center at the center of the

1. Why is a circle with its center at the center of the Smith Chart known as a constant SWR circle? Where on the circle is the corresponding SWR value marked? 2. Using the Smith Chart, how do you find the normalized line ...

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 fluid flows between two parallel plates a distance h

1. Fluid flows between two parallel plates, a distance h apart. The upper plate moves at velocity, v 0 ; the lower plate is stationary. For what value of pressure gradient will the shear stress at the lower wall be zero? ...

1 when is it meaningful to attribute a group velocity to a

1. When is it meaningful to attribute a group velocity to a signal comprised of more than two frequencies? Why? 2. Discuss the propagation of a narrow-band amplitude modulated signal in a dispersive channel. 3. Discuss t ...

  • 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