Q-Band MMW Transmission Enabled by Joint Probabilistic Shaping and Precoding With MZM-Based OCS Modulation

Hengxin Yan, Jiaohao Bi, Dong Guo, Xinying Li*, Xiaolong Pan*, Hongwu Ge, Wei Wu, Chao Yu, Xiangjun Xin, Qi Zhang, Ran Gao, Haipeng Yao, Ze Dong, Zhipei Li, Huan Chang, Sitong Zhou

*此作品的通讯作者

科研成果: 期刊稿件文章同行评审

2 引用 (Scopus)

摘要

In this letter, we propose a novel and straightforward scheme for Q-band (33-50 GHz) millimeter-wave signal generation enabled by a Mach-Zehnder modulator (MZM)-based joint algorithm, which combines probabilistic shaping (PS) and precoding technology, to enhance the anti-interference ability of the transmission system. Based on the proposed scheme, we experimentally demonstrate the generation and transmission of 1.4-Gbaud 46-GHz PS-16-quadrature-amplitude-modulation (PS-16QAM) vector signals, showcasing improved bit-error-ratio (BER) in both standard single-mode fiber (SSMF) and wireless transmission cases. The proposed scheme exhibits a clear advantage in terms of nonlinear interference suppression and satisfies the hard-decision forward-error-correction (HD-FEC) threshold with a BER of 3.8 × 10-3 in radio-over-fiber (RoF) systems.

源语言英语
文章编号5501105
期刊IEEE Photonics Journal
15
4
DOI
出版状态已出版 - 1 8月 2023

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