Research Article
Optimization of DWDM Demultiplexer Using Regression Analysis
Table 5
Comparison of the proposed and existing DWDM system.
| Authors, year, and reference number | Number of output ports | Coupling efficiency (%) | factor | Crosstalk (dB) | Footprint (µm)2 | Spectral line-width (nm) | Min | Max | Min | Min | Max |
| Rostami et al. 2010 [12] | 4 | 42.5 | 86.5 | 3006 | −30.00 | −14.2 | 536 | 0.4 | NUSL |
| Liu et al. 2012 [13] | 4 | 99 | 99.5 | 90 | — | — | — | 20 | NUSL |
| Alipour-Banaei et al. 2013 [18] | 4 | 45 | 63 | 561 | −23.70 | −7.5 | 422.4 | 2.8 | NUSL |
| Gupta and Janyani 2014 [14] | 4 | 40 | 80 | 7795 | — | — | — | 0.2 | USL |
| Kuo et al. 2007 [15] | 6 | 25 | 60 | 416 | −27 | −17 | — | 3.2 | NUSL |
| Rakhshani et al. 2013 [16] | 6 | 81 | 100 | 2319 | −35 | −23 | — | | NUSL |
| Tian et al. 2013 [19] | 8 | 65 | 90 | 1969 | −18 | −15 | 882 | 0.8 | NUSL |
| Mehdizadeh and Soroosh 2016 [17] | 8 | 94 | 98 | 1723 | −40 | −11.2 | 495 | 1 | NUSL |
| Proposed design | 12 | 90 | 99 | 7783.5 | −42 | −30 | 784 | 0.2 | USL |
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USL: uniform spectral linewidth for dropped wavelengths. NUSL: nonuniform spectral linewidth for dropped wavelengths.
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