Title :
Improving the sensitivity of direct-detection optical OFDM systems by pairing of the optical subcarriers
Author :
Hong, Yi ; Viterbo, Emanuele ; Lowery, Arthur
Author_Institution :
Dept. Electr. & Comput. Syst. Eng., Monash Univ., Clayton, VIC, Australia
Abstract :
This paper introduces subcarrier pairing to optical OFDM systems and shows, using simulations, that the OSNR sensitivity of DDO-OFDM systems can be improved by 0.7 dB using only simple computations.
Keywords :
OFDM modulation; optical communication; signal detection; DDO-OFDM systems; direct-detection; optical OFDM systems; optical subcarriers; subcarrier pairing; OFDM; Optical fibers; Optical noise; Optical receivers; Optical sensors; Signal to noise ratio;
Conference_Titel :
Optical Communication (ECOC), 2011 37th European Conference and Exhibition on
Conference_Location :
Geneva
Print_ISBN :
978-1-4577-1918-9
