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

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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

Currently serving The Nation as IES Officer. Worked in BEL, ONGC and went to IIT Roorkee for M.Tech. I love reading, traveling and Cricket. 

Vipin Kumar

This course explains optical behaviour of Semiconductor,optical devices,display Devices, Lasers

(Hindi) Optoelectronics - ESE - E and T Engineering

#Gate Ranker # Mtech from JEC Jabalpur. use code " MACHINE20" to attend my Classes. I don't teach "I simply explain the topic."

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

Deepali Goyal

In this course, Deepali Goyal discusses IC Fabrication Process. He covers all the topics that are usually asked in GATE exam.

Electronic Devices : IC Fabrication Process

A 3nd Year B. Tech student. District ranker in class 10th boards , school ranker in class 12th boards. Jee qualified. Best ranks in WBJEE.

Gaurav Kumar

In this course we will discuss all biasing methods of BIPOLAR JUNCTION TRANSISTORS. We will also see the calculation of stability for Q points. These derivations are very important.

(Hindi) BJT Biasing Circuits : GATE (ECE)

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

Akshita Pal

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

1000+ GATE lectures•University Syllabus Coverage•M.tech, B.tech (ECE), Former automation engineer•Jony Ive Award’18, Top Educator’17

Jigyasa Singh

The weightage of Digital Electronics in GATE is 8-12 marks. Hence, Jigyasa is presenting a a course to cover an important topic of this subject i.e. IC fabrication process. She takes you through led, solar cell, photolithography, etching, gate questions and much more.

Lessons

15 lessons • 2h 32m

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Introduction to the course | OFC

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Structure of Optical fibre

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Selection Criteria for OFC Components

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Accessories of OFC

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Block diagram of Optical fibre communication

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Snell's law and Total Internal Reflection

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Terms (Numerical Aperture, Cone of Reflection etc.)

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Numericals part 1

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Light Propagation and types of Fibers

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Classification of Fibers

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