We demonstrate the real-time implementation of a FPGA-based coherent optical OFDM (CO-OFDM) receiver at 2.5-Gsamples/s, which successfully receives a subband of a 54-Gb/s multi-band CO-OFDM signal with a record-low error floor of 3.7x10<sup>-8</sup>.
© 2009 Optical Society of America
(060.0060) Fiber optics and optical communications : Fiber optics and optical communications
(060.1660) Fiber optics and optical communications : Coherent communications
(060.2330) Fiber optics and optical communications : Fiber optics communications
Q. Yang, N. Kaneda, X. Liu, S. Chandrasekhar, W. Shieh, and Y. Chen, "Real-Time Coherent Optical OFDM Receiver at 2.5-GS/s for Receiving a 54-Gb/s Multi-Band Signal," in Optical Fiber Communication Conference and National Fiber Optic Engineers Conference, OSA Technical Digest (CD) (Optical Society of America, 2009), paper PDPC5.
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