Real-Time 100-Gs/S Sigma-Delta All-Digital Radio-Over-Fiber Transmitter For 22.75-27.5 Ghz Band

H. Li,M. Verplaetse,J. Verbist,J. Van Kerrebrouck,L. Breyne,C. -Y. Wu,L. Bogaert,X. Yin,J. Bauwelinck,P. Demeester,G. Torfs

2019 OPTICAL FIBER COMMUNICATIONS CONFERENCE AND EXHIBITION (OFC)（2019）

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摘要

We present the first real-time 100-GS/s FPGA-based sigma-delta modulator to enable all-digital radio-over-fiber transmission in the 22.75-27.5GHz band. 4.68Gb/s (2.34Gb/s) 64-QAM is transported over 10-km SSMF at 1562nm with 6.46% (4.73%) EVM.

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关键词

FPGA-based sigma-delta modulator,all-digital radio-over-fiber transmission,sigma-delta all-digital radio-over-fiber transmitter,64-QAM,frequency 22.75 GHz to 27.5 GHz

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