Title :
Least radial distance based carrier phase recovery for 16-QAM coherent optical systems
Author :
Khalil, Md Ibrahim ; Adib, Md Mosaddek Hossain ; Chowdhury, Arshad M. ; Faruk, Md Saifuddin ; Gee-Kung Chang
Author_Institution :
Dept. of Electr. Eng. & Comput. Sci., North South Univ., Dhaka, Bangladesh
fDate :
June 30 2013-July 4 2013
Abstract :
We propose and demonstrate least radial distance based carrier-phase recovering method for 16-QAM coherent optical systems. Through numerical analysis, we found proposed scheme has less than 2dB SNR penalty when laser linewidth-symbol-duration-product product Δv Ts ≅ 1 × 10-4 range.
Keywords :
light coherence; optical communication; quadrature amplitude modulation; 16-QAM coherent optical systems; laser linewidth-symbol-duration-product; least radial distance based carrier phase recovery; numerical analysis; Algorithm design and analysis; Bit error rate; Laser noise; Lasers; Optical transmitters; Phase estimation; Signal to noise ratio;
Conference_Titel :
OptoElectronics and Communications Conference held jointly with 2013 International Conference on Photonics in Switching (OECC/PS), 2013 18th
Conference_Location :
Kyoto
