Frequency-domain Chromatic Dispersion Equalization using Overlap-add Methods in Coherent Optical System
نویسندگان
چکیده
Original citation: Xu, Tianhua, Jacobsen, Gunnar, Popov, Sergei, Forzati, M., Mårtensson, J., Mussolin, M., Li, Jie, Wang, Ke, Zhang, Yimo and Friberg, A. T.. (2011) Frequency-domain chromatic dispersion equalization using overlap-add methods in coherent optical system. Journal of Optical Communications, 32 (2). pp. 131-135. Permanent WRAP URL: http://wrap.warwick.ac.uk/93890 Copyright and reuse: The Warwick Research Archive Portal (WRAP) makes this work by researchers of the University of Warwick available open access under the following conditions. Copyright © and all moral rights to the version of the paper presented here belong to the individual author(s) and/or other copyright owners. To the extent reasonable and practicable the material made available in WRAP has been checked for eligibility before being made available.
منابع مشابه
Algorithms of Chromatic Dispersion Equalization in Coherent Optical Communication Systems
In order to respond to the technologic society expectations and satisfying the nowadays search of services who required a high spectral efficiency, emerge an interest about coherent optical systems, that allows multi-level modulation formats and digital signal processing. So, the study of performance of equalization algorithms at digital domain is essential in order to get the best solutions. T...
متن کاملDSP based Chromatic Dispersion Equalization and Carrier Phase Estimation in High Speed Coherent Optical Transmission Systems
Coherent detection employing multilevel modulation formats has become one of the most promising technologies for next generation high speed transmission systems due to the high power and spectral efficiencies. Using the powerful digital signal processing (DSP), coherent optical receivers allow the significant equalization of chromatic dispersion (CD), polarization mode dispersion (PMD), phase n...
متن کاملComprehensive study of CD compensation and carrier phase estimation in optical communication systems influenced by equalization enhanced phase noise
The performance of long-haul coherent optical fiber transmission system is significantly affected by the equalization enhanced phase noise (EEPN), due to the interaction between the electronic dispersion compensation (EDC) and the laser phase noise. In this paper, we present a comprehensive study on different chromatic dispersion (CD) compensation and carrier phase recovery (CPR) approaches, in...
متن کاملAnalytical estimation of phase noise influence in coherent transmission system with digital dispersion equalization.
We present a novel investigation on the enhancement of phase noise in coherent optical transmission system due to electronic chromatic dispersion compensation. Two types of equalizers, including a time domain fiber dispersion finite impulse response (FD-FIR) filter and a frequency domain blind look-up (BLU) filter are applied to mitigate the chromatic dispersion in a 112-Gbit/s polarization div...
متن کاملPerformances comparison of a coherent optical OFDM system
This paper addresses OFDM (orthogonal frequency division multiplexing) transmission over optical links with high spectral efficiency, i.e. by using high-order QAM-modulation schemes as a mapping method prior to the OFDM multicarrier representation. Here we address especially coherent optical OFDM modem in long distance. Numerical simulations of the coherent optical orthogonal frequency division...
متن کامل