Title :
A long reach IM/DD OFDM-PON using super-Nyquist image induced aliasing and code-division multiplexing
Author :
Changjian Guo ; Longling Dai
Author_Institution :
Centre for Opt. & Electromagn. Res, South China Normal Univ., Guangzhou, China
Abstract :
An 83.2-km, 20-Gb/s QPSK CDM-OFDM-PON is experimentally demonstrated. The reachable distance is extended from less than 40 km to 90 km using super-Nyquist image induced aliasing. CDM-OFDM is shown to outperform conventional OFDM signals in IM/DD systems.
Keywords :
OFDM modulation; code division multiplexing; optical modulation; passive optical networks; quadrature phase shift keying; OFDM signals; QPSK CDM-OFDM-PON; code-division multiplexing; intensity modulation-direct detection system; long-reach IM-DD OFDM-PON; orthogonal frequency-division multiplexing; passive optical network; quadrature phase shift keying; super-Nyquist image-induced aliasing; Bandwidth; Bit error rate; OFDM; Optical attenuators; Optical fibers; Optical imaging; Optical receivers;
Conference_Titel :
Optical Fiber Communications Conference and Exhibition (OFC), 2014
Conference_Location :
San Francisco, CA
Print_ISBN :
978-1-5575-2994-7
DOI :
10.1364/OFC.2014.Tu2F.3
