1. Amit K, Simranjit S (2013) Performance comparison of modulation formats for wavelength re-modulated bi-directional passive optical network. Int J Eng Bus Enterp Appl 5(2):169–172
2. Varun M, Ankur S, Satinder P (2012) Performance evaluation of modulation format for optical system. Int J Electron Commun Technol 3(1):190–192
3. Ali Y, Saif H (2016) Mitigation of fiber nonlinearity effects in ultra high dense WDM system by using fractional fourier transform for 32 channel system. Eng Tech J 34(1):50–60
4. Hideki N, Yoshiaki Y, Keishi H (2002) Design of a 10-Gb/s burst-mode optical packet receiver module and it is demonstration in a WDM optical switching network. J Lightwave Technol 20(7):1078–1083
5. Vorgelegt V, Diplom I, Anes H, Aus B (2004) Investigations of high bit rate optical transmission systems employing a channel data rate of 40 Gb/s. Elektrotechnik und Informatik—der Technischen Universitat Berlin