DWDM – Advanced

Courses: Optical Networks (GPON, SONET/SDH, DWDM)
  • Course:DWDM – Advanced
  • Course ID:DWDM Duration:2-3 days Where: Your Office (7+ Persons)
  • Available as a private, customized course for your group at your offices or ours and in some cases as a WebLive(TM) class.

  • Download Course Description (PDF)

Course Outline

  • Introduction
    • Advantages and disadvantages of optical transmission
    • History of optical transmission
  • Wave Propagation through Fibers: Linear Regime
    • Types of fiber
    • Attenuation and dispersion
  • More on Wave Propagation through Fibers: Non-Linear Regimes
    • Chromatic dispersion
    • Polarization mode dispersion
    • Pulse dispersion
    • Effective length/area
    • Brillouiin/Raman scattering
    • Four-wave mixing
    • Self-/Cross-Phase Modulation (SPM/XPM)
  • Passive Transmission Devices
    • Couplers
    • Splitters
    • Isolators
    • Circulators
    • Gratings
  • More on Passive Transmission Devices
    • Fabry-Perot filter (FSR, Finesse)
    • Mach-Zehnder interferometers
    • Arrayed Waveguide Gratings (AWGs)
    • Multiplexer architecture
  • Active Transmission Devices
    • Erbium-doped and Raman fiber amplifiers
    • Semiconductor Optical Amplifiers (SOAs).
    • Transmitters: Lasers, distributed-feedback lasers, mode-locked lasers
    • LEDs
  • More on Active Transmission Devices
    • Direct and external modulation
    • Detectors: Photodetectors and photodiodes
    • Optical switches
    • Wavelength converters
  • Modulation
    • Signal formats
    • Subcarrier modulation
    • Optical channel capacity
    • Demodulation: Shot/thermal noise; ideal signal detection
    • Optical signal-to-noise, bit error rate
    • Intersymbol Interference (ISI)
    • Coherent detection
  • Point-to-Point Links
    • Optical link budgets, margin
    • Power penalties, maximum transmit power
    • Dispersion compensation
    • Amplifier cascades
  • Client Layers
    • SONET/SDH
    • ATM
    • IP
  • DWDM Network Architecture
    • Optical Add-Drop Multiplexers (OADMs)
    • Optical Cross-Connects (OXCs)
    • Lightpath Topology Design (LTD)
    • Routing & Wavelength Assignment (RWA), Graph coloring
  • More on DWDM Network Architecture
    • Network survivability
    • SONET rings
    • Optical protection, reliability (MTBF, MTTR).
    • Optical control and management
    • Performance management, optical overhead.
    • Optical Transport Network (OTN)
  • Access Networks
    • HFC
    • FTTC
  • Deployment Considerations
    • ITU standards
    • Undersea cable
  • Emerging and Future DWDM Systems
    • Photonic packet switching
    • OTDM
  • Wrap-up: Course Recap, Q/A, and Evaluations