Dense Wavelength Division Multiplexing (DWDM) – (Corporate Only)



The candidate attending this course should have basic knowledge of transmission concepts & technologies such as PDH/SDH and optical fiber communication. He should have relevant experience on installation, commissioning of SDH optical multiplexers.

  • Optical Fiber Communication System Overview
  • DWDM Overview
  • DWDM Network
  • Optical Source
  • Optical Detector
  • Optical Amplifier
  • Optical Multiplexer and Demultiplexer
  • Optical Supervisory Channel
  • Overview of OTN technology
  • Understand the basic concepts, principle, and structure of DWDM
  • Explain the basic structures, types and characteristics of optical fibers
  • Know the technical principle of DWDM, Optical Communication and the method to implement its key technologies
  • Explain the Optical Supervisory Channel
  • Understand the advantages of DWDM and its ITU spectrum
  • Describe the technical specifications of DWDM Optical Transmission System

 Optical Fiber Communication System Overview

  • OFC Technology
  • Types of Optical Fiber
  • Dispersion in OFC
  • Test and Measurement Instruments

  DWDM Overview

  • Advantages of WDM
  • CWDM and DWDM concept and their wavelengths
  • Methods of transmission in DWDM
  • Modes of transmission in DWDM

  Optical Source

  • Light Intensity Modulation
  • Types of Optical modulator

  Optical Detector

  • Types of Photo detector

  Optical Amplifier

  • EDFA
  • Raman Fiber Amplifier
  • Regenerator

  Optical Multiplexer and Demultiplexer

  • Types of Multiplexer/Demultiplexer

  Optical Supervisory Channel

  • Requirements of OSC

  Overview of OTN technology

  • OTN Frame structure
  • OTN overheads
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