Xie C, Kang I, Gnauck AH, Moller L, Mollenauer LF, Grant AR (2004) Suppression of intrachannel nonlinear effects with alternate-polarization formats.One of the most powerful tools to investigate the structural dynamics of electronically excited molecular systems is visible-pump/mid-infrared-probe spectroscopy. Wu C, Zhang X (2006) Impact of nonlinear distortion in radio over fiber systems with single-sideband and tandem single-sideband subcarrier modulations. In: Optical fiber telecommunications VB, 5th edn, pp 233–292 Willner AE, Pan Z, Yu C (2008) Optical performance monitoring. Toulouse J (2005) Optical nonlinearities in fibers: review, recent examples, and systems applications. Tonguz OK, Hwang B (1998) A generalized suboptimum unequally spaced channel allocation technique. Tiwari BB, Prakash V, Tripathi V, Malaviya N (1999) Nonlinear effects in optical fiber transmission system. Thing VL, Shum P, Rao MK (2003) Channel allocation algorithm for WDM systems. Suzuki S, Kokubun Y (2003) Design rule of wavelength filter bandwidth and pulse width for ultimate spectral efficiency limited by crosstalk in DWDM systems. Singh A, Sharma AK, Kamal TS (2009) Investigation on modified FWM suppression methods in DWDM optical communication system. In: Proceeding of the 2011 IEEE international conference on recent advancements in electrical, electronics and control engineering (ICONRAEeCE), pp 95–99 Selvamani A, Sabapathi T (2011) Suppression of four wave mixing by optical phase conjugation in DWDM fiber optic link. Pechenkin V, Fair IJ (2011) On four-wave mixing suppression in dispersion-managed fiber-optic OFDM systems with an optical phase conjugation module. Pechenkin V, Fair IJ (2010) Analysis of four-wave mixing suppression in fiber-optic OFDM transmission systems with an optical phase conjugation module. In: Proceeding of the 2015 IEEE international conference on computer, communications, and control technology (I4CT), pp 346–349 Nawawi NM, Anuar MS, Rashidi CBM, Aljunid SA, Rahman AK, Junita MN, Abdullah SR (2015) Dispersion compensation dense wavelength division multiplexing (DC DWDM) for nonlinearity analysis at various propagation distance and input power. Mussot A, Lantz E, Durécu-Legrand A, Simonneau C, Bayart D, Maillotte H, Sylvestre T (2007) Simple methods for crosstalk reduction in fiber optical parametric amplifiers. Manzoor HU, Hussain A, Yu CX, Manzoor T (2015b) Complete suppression of FWM in ultra- dense WDM-PON optical networks using centralized light source. In: Proceeding of the 2015 IEEE 12th international Bhurban conference on applied sciences and technology (IBCAST), pp 637–640 Manzoor HU, Salfi AU, Mehmood T, Manzoor T (2015) Reduction of four wave mixing by employing circular polarizers in DWDM optical networks. Li J, Xu K, Zhou G, Wu J, Lin J (2007) Dispersion-compensation schemes for 160-Gb/s 1200-km transmission by optical phase conjugation. Le Guennec Y, Maury G, Yao J, Cabon B (2006) New optical microwave up-conversion solution in radio-over-fiber networks for 60-GHz wireless applications. Lawan SH, Mohammad AB (2018) Reduction of four wave mixing efficiency in DWDM systems using optimal PMD. Kwong WC, Yang GC (1997) An algebraic approach to the unequal-spaced channel-allocation problem in WDM lightwave systems. Hwang B, Tonguz OK (1998) A generalized suboptimum unequally spaced channel allocation technique. IEEE J Sel Top Quantum Electron 8(3):506–520 Hansryd J, Andrekson PA, Westlund M, Li J, Hedekvist PO (2002) Fiber-based optical parametric amplifiers and their applications. In: Proceeding of the 2011 IEEE Saudi international conference on electronics, communications and photonics (SIECPC), pp 1–5įukuda H, Yamada K, Shoji T, Takahashi M, Tsuchizawa T, Watanabe T, Itabashi SI (2005) Four-wave mixing in silicon wire waveguides. In: Proceeding of the 19th international conference on computer: theory & applications, ICCTA, pp 228–233ĮlRazak BKA, Saleh MB, Aly Moustafa H (2011) Duobinary modulation format and unequal channel spacing integration to suppress four-wave mixing crosstalk in WDM systems. Optik Int J Light Electron Optics 125(8):1957–1961ĮlRazak BKA, Aly MH (2009) Suppression of four wave mixing crosstalk in four 10 Gbps channels over a 50 km dispersion shifted fiber using unequal channel spacing. Bi M, Xiao S, Li J, He H (2014) A bandwidth-efficient channel allocation scheme for mitigating FWM in ultra-dense WDM-PON.