Over 3.5dB Receiver Sensitivity Improvement with Twisted-PAM8 in Short-reach Applications

Jiahao Wu; Yixiao Zhu; Jiaji Li; Xi Chen; Weisheng Hu

doi:10.1364/ACPC.2021.T4A.53

Asia Communications and Photonics Conference 2021
Technical Digest Series (Optica Publishing Group, 2021),
paper T4A.53
•https://doi.org/10.1364/ACPC.2021.T4A.53

Over 3.5dB Receiver Sensitivity Improvement with Twisted-PAM8 in Short-reach Applications

Jiahao Wu, Yixiao Zhu, Jiaji Li, Xi Chen, and Weisheng Hu

Asia Communications and Photonics Conference 2021

Shanghai China
24–27 October 2021
ISBN: 978-1-957171-00-5

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J. Wu, Y. Zhu, J. Li, X. Chen, and W. Hu, "Over 3.5dB Receiver Sensitivity Improvement with Twisted-PAM8 in Short-reach Applications," in Asia Communications and Photonics Conference 2021, C. Chang-Hasnain, A. Willner, W. Shieh, P. Shum, Y. Su, G. Li, B. Eggleton, R. Essiambre, D. Dai, and D. Ma, eds., Technical Digest Series (Optica Publishing Group, 2021), paper T4A.53.

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Abstract

We propose the twisted-PAM8 modulation scheme with enlarged minimum Euclidean distance for short-reach IM-DD applications. Up to 4.3dB and 1.4dB receiver sensitivity improvement are experimentally demonstrated with 16GBaud T-PAM8 at BTB and after 10km transmission, respectively.

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