Title :
Integrated-optic OFDM demultiplexer using multi-mode interference coupler-based optical DFT circuit
Author :
Takiguchi, K. ; Kitoh, Tsutomu ; Oguma, Manabu ; Hashizume, Yasuaki ; Takahashi, Hiroki
Author_Institution :
NTT Photonics Labs., NTT Corp., Atsugi, Japan
Abstract :
We report a silica-PLC OFDM demultiplexer comprising an N × N multi-mode interference coupler-based DFT circuit. The demultiplexer, which can demultiplex four OFDM sub-carriers simultaneously, is realized and applied to 4 × 10-Gbit/s signal demultiplexing.
Keywords :
OFDM modulation; demultiplexing equipment; discrete Fourier transforms; integrated optics; optical communication equipment; optical couplers; silicon compounds; SiO2; bit rate 10 Gbit/s; discrete Fourier transform; integrated optic OFDM demultiplexer; multimode interference coupler; optical DFT circuit; planar lightwave circuit; silica-PLC OFDM demultiplexer; Couplers; Discrete Fourier transforms; OFDM; Optical coupling; Optical fibers; Optical filters;
Conference_Titel :
Optical Fiber Communication Conference and Exposition (OFC/NFOEC), 2012 and the National Fiber Optic Engineers Conference
Conference_Location :
Los Angeles, CA
Print_ISBN :
978-1-4673-0262-3
