Abstract
In a long-haul, multichannel, fiber optic transmission system when signals propagate along the fiber, the signals get attenuated due to absorption, scattering, dispersion and other nonlinear effects. After a certain distance the signals becomes too much distorted to be detected reliably. Before this happens the transmitted signals must be restored using optical amplifiers. An optical amplifier operates solely in the optical domain and the working capability of an optical amplifier depends on the applied modulation techniques also. In this paper the performance of different commonly used amplifiers in optical domain viz, Erbium doped fiber amplifier (EDFA), Optical amplifier and Semiconductor optical amplifier (SOA) have been analyzed and compared. The comparison is done in terms of (BER), Q factor and power analysis of the received signal. Simulation results suggest that the EDFA provides the best result compared to the other amplifiers. Optisystem professional software is used for the simulation purpose.
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Acknowledgement
The authors would like to thank Prof. R.C.Jha, Dr. R.K.Sarkar, Dr. S.Karmakar and Birla Institute of Technology, Mesra for the supports provided to carry out this work. This work is financially supported by Indian National Science Academy.
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Dutta, M.K., Kaur, M. (2022). Comparative Study on the Role of Different Optical Amplifiers for the Quality Improvement of Distorted Signal: A Simulation Approach. In: Mandal, J.K., De, D. (eds) Advanced Techniques for IoT Applications. EAIT 2021. Lecture Notes in Networks and Systems, vol 292. Springer, Singapore. https://doi.org/10.1007/978-981-16-4435-1_55
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DOI: https://doi.org/10.1007/978-981-16-4435-1_55
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