Performance Evaluation of Hybrid Optical Amplifiers for Super Dense Wavelength Division Multiplexing System with 25 GHz Channel Spacing

被引:9
作者
Kumar, Chakresh [1 ,2 ]
Goyal, Rakesh [1 ]
机构
[1] IK Gujral Punjab Tech Univ, Dept Elect & Commun Engn, Kapurthala 144601, India
[2] Guru Gobind Singh Indraprastha Univ, Univ Sch Informat Commun & Technol, New Delhi 110078, India
关键词
SD-WDM (Super Dense Wavelength Division Multiplexing System); RAMAN; SOA; EDFA; Hybrid Optical Amplifier; FIBER AMPLIFIER; GAIN BANDWIDTH; MODULATION;
D O I
10.1166/jno.2018.2197
中图分类号
TM [电工技术]; TN [电子技术、通信技术];
学科分类号
0808 ; 0809 ;
摘要
In this paper, we have proposed a model for super dense wavelength division multiplexing (SD-WDM) system with 25 GHz channel spacing and investigated the performance of the system for different hybrid optical amplifier combinations i.e., RAMAN-EDFA-RAMAN, EDFA-RAMAN-EDFA, EDFA-SOA-EDFA and RAMAN-EDFA. Further, we have evaluated the system with different length of fibers from 50 km to 300 km in terms of bit error rate (BER), output power, quality factor (Q-factor) and eye closure respectively. The fiber length of RAMAN amplifier has been varied from 10 km to 40 km to measure the system performance. It is also observed that the proposed system has shown the best outcomes at 10 km RAMAN fiber length with RAMAN-EDFA-RAMAN hybrid amplifier. The system is further investigated for different channel spacing with the effect of dispersion and inter-symbol interference at a distance of 300 km.
引用
收藏
页码:275 / 280
页数:6
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