I am an E&Tc Engineer, technical freelancer, I like to teach, write, explore new places. 

Vinod Singh Jadon

Understanding the concepts of optical fibre communication from exam point of view and for engineering curriculum.

GATE (Graduate Aptitude Test in Engineering) 2020 & 2021 complete preparation with best educators. Know about the detailed syllabus, best books, exam pattern and dates, previous year question papers a

GATE & ESE

English

Optical Fiber Communication

GATE (Graduate Aptitude Test In Engineering) Preparation

Engineering Services Examination / Indian Engineering Services

Transistors

Electronic Devices

GATE & ESE - EE, EC

GATE, ESE and IIT-JAM

Ace the toughest competitive and government exams in India 

Test Preparation

Introduction to the course, topics to cover in this course of Optical fibre communication.

Introduction to the course | OFC

Structure of optical fibre links, core clading, band of frequency travel in OFC link.

Structure of Optical fibre

Limiting factors to select various sources (Transmitter) and detectors(Receiver) of Optical fibre links, and advantages of OFC link.

Selection Criteria for OFC Components

Various accessories of Optical fibre to support optical fibre communication. Accessories like connectors, splice, OTDR, and repeaters.

Accessories of OFC

Block diagram of an optical fibre communication system. Use of various accessories and logic conversions.

Block diagram of Optical fibre communication

Concept of refractive index, Snell's law, critical angle, and total internal reflection.

Snell's law and Total Internal Reflection

Observations of light propagating in OFC, and important terms : Numerical aperture, acceptance angle, cone of acceptance, and relative refractive index difference.

Terms (Numerical Aperture, Cone of Reflection etc.)

Question related to numerical aperture, RRI difference, RI calculation, and power conversion in dBm.

Numericals part 1

Propagation of light in OFC, and types of fibres( classification based on material used).

Light Propagation and types of Fibers

Classification of optical fibre based on refractive index profile and diameter of the core.

Classification of Fibers

Numerical based on classification of optical fibres.

Numerical part 2

Losses or attenuation in optical fibre, types of losses, and window of optical fibre.

Losses and attenuation in fiber

Absorption and scattering losses, Dispersions( intermodal and intramodal), EDFA, Goose hanschen effect, concept of ISI in optical fibre.

Absorption, scattering, dispersion in optical fibre

Source of optical fibres, Parameters of optical sources ( various efficiencies), types of LEDs.

Sources of optical fibre

Light or photo detectors in optical Fibres, parameters ( quantum efficiency, and responsivity), types of photo detectors.

Light detector or photo detectors

Sumit Kapoor

This course will help you understand the basics of electronics devices and circuits. It covers various important topics and the tricks to solve the questions related to it. The lesson deals with the numerical problems in various technical competitive examinations.

(Hindi) Electronic Devices and Circuits

Follow me and Learn Electrical Engineering.
use code " MACHINE20" to attend my Classes.
and Make Electrical your Passion

Ravendra Yadav

In this course we will be discussing about the questions asked in 2016 ESE in E & T Engineering in Electronic Devices and circuits.

(Hindi) 2016 ESE Questions asked in Electronic Devices and Circuits

A Chartered Electronics & Communication Engineer, pursuing Master's in Technology;
also inclined towards Reading and Writing. A Human Rights

Akshita Pal

In this course, Akshita encapsulates the concepts behind majority of Microwave Devices and Integrated Circuits, in a manner that makes the understanding and learning of the subject easier.

Microwave Devices and Integrated Circuits

(Hindi) Microwave Devices and Integrated Circuits

In the following lessons, Akshita attempts to introduce certain basic concepts of Optical Fibers & applications of it in Communication systems, in a compact yet understandable way; helping the Learners grasp the subject better :)

Introduction To Optical Fiber Communication

B. Sc Physics Hons. DU, M. Sc Physics Jamia Millia Islamia 
YouTube follow @ fizix - o - filia
IIT-JAM - 413, GATE, CSIR - NET - JRF

Ananya Paul

This course is on pn junction, the formation of pn junction, pn junction diode and problems related to pn junction.

Lessons

15 lessons • 2h 32m