EC9313 OPTICAL FIBER COMMUNICATION-ME(ECE) I Semester

EC9313 OPTICAL FIBER COMMUNICATION
UNIT - I OPTICAL FIBERS (9)
Geometrical description – wave propagation- Dispersion in single mode (SM) and multimode
(MM) fibers – Limitations due to dispersion – Fiber Losses – Non liner optical effects.

UNIT - II OPTICAL AMPLIFIERS (9)
Concepts- Semiconductor optical Amplifier – Raman and Brillouin amplifier – Fiber amplifiers –
Erbium doped amplifiers – System applications

UNIT - III DISPERSION MANAGEMENT (9)
Need- Precompensation schemes – Postcompensation techniques – Dispersion compensating
fibers – Optical filters – Fiber Bragg gratings - Optical Phase Conjugation – Long Haul lightwave
systems – High capacity systems.

UNIT - IV MULTICHANNEL SYSTEMS (9)
WDM lightwave systems- WDM components – System performance issues – Time Division
Multiplexing (TDM) - Sub carrier multiplexing – Code Division Multiplexing, DWDM.

UNIT - V COHERENT LIGHTWAVE SYSTEMS (9)
Concepts – Modulation formats – Demodulation formats – Bit Error Rate (BER) – Sensitivity
degradation – System performance.

TOTAL: 45 PERIODS

REFERENCES:
1. G.P. Agrawal, “Fiber optic communication systems”, 3nd Ed, John Wiley & Sons, New York,
2002.
2. H. Franz & V.K.Jain, “Optical Communication Systems”, Narosa Publications New Delhi,
1995.
3. G. Keiser, “Optical fiber communication systems”, McGraw-Hill, 3rd Edition, NewYork, 2000.
4. H. Franz & V.K. Jain, “Optical communication, Components and Systems, Narosa
Publications, New Delhi, 2002.
5. Selvarajan, S. Kar and T. Srinivas, Optical fiber Communication – Principle and Systems,
Tata McGraw-Hill, 2002.

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