Title :
Comparison between single-band and multi-band optical OFDM at 120-Gb/s
Author :
Takahashi, Hidenori ; Jansen, Sander L. ; Amin, Abdullah A. ; Morita, Itsuro ; Tanaka, Hideaki
Author_Institution :
KDDI R&D Labs. Inc, Fujimino
Abstract :
We discuss the use of multi-band OFDM for 120-Gb/s polarization division multiplexed orthogonal frequency division multiplexing (PDM-OFDM). Compared to single-band OFDM we show that a significant reduction in required DAC/ADC bandwidth is obtained at comparable computational complexity.
Keywords :
OFDM modulation; computational complexity; optical fibre networks; optical modulation; DAC-ADC bandwidth; bit rate 120 Gbit/s; computational complexity; multiband optical OFDM; polarization division multiplexed orthogonal frequency division multiplexing; single-band optical OFDM; Bandwidth; Ethernet networks; High speed optical techniques; OFDM; Optical filters; Optical mixing; Optical modulation; Optical receivers; Optical transmitters; Phase noise; Fiber-optic transmission systems; orthogonal frequency division multiplexing;
Conference_Titel :
Optical Internet, 2008. COIN 2008. 7th International Conference on
Conference_Location :
Tokyo
Print_ISBN :
978-4-88552-230-7
Electronic_ISBN :
978-4-88552-229-1
