Duobinary-Coded Coherent ΣΔ Radio-over-Fiber Transmission at 9 GHz Downlink Channel Spacing.

OFC(2023)

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摘要
We show digitized radio-over-fiber transmission using coherent envelope detection. A low EVM of 1.3%, a high optical budget of 34.6dB and 25% improvement in spectral occupancy are found when introducing duobinary signaling and coherent detection.
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关键词
ghz,channel,transmission,duobinary-coded,radio-over-fiber
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