Hybrid PAM/2D-PAM Fast-OFDM with Multi-Band Real-Valued Orthogonal Circulant Matrix Transform Precoding

机译：具有多频段实值正交循环矩阵变换预编码的混合PAM / 2D-PAM快速OFDM

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We propose PAM/2D-PAM fast-OFDM with a novel multi-band real-valued orthogonal circulant matrix transform precoding scheme to combat the severe fading in a bandwidth-limited IM/DD system. Experimental results show ~3-dB sensitivity improvement and ~50% capacity enhancement.

机译：我们提出了PAM / 2D-PAM快速OFDM，具有新的多频带实值正交循环矩阵变换预编码方案，用于打击带宽限制IM / DD系统中的严重衰落。实验结果显示〜3 dB敏感性提高〜50％的容量增强。

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《Opto-Electronics and Communications Conference》|2020年|1-3|共3页
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Zhouyi Hu; Yingjie Shao; Yang Hong; Chun-Kit Chan;
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Precoding; Signal to noise ratio; OFDM; Optical attenuators; Optical fibers; Quadrature amplitude modulation; Modulation;

机译：预编码;信噪比;OFDM;光衰减器;光纤;正交幅度调制;调制;

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3. A Hybrid RF/Baseband Precoding Processor Based on Parallel-Index-Selection Matrix-Inversion-Bypass Simultaneous Orthogonal Matching Pursuit for Millimeter Wave MIMO Systems [J] . Lee Y.-Y., Wang C.-H., Huang Y.-H. Signal Processing, IEEE Transactions on . 2015,第2期

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4. Set-Partitioned QAM Fast-OFDM with Real-Valued Orthogonal Circulant Matrix Transform Pre-Coding [C] . Zhouyi Hu, Jian Zhao, Yang Hong, Conference on Lasers and Electro-Optics . 2018

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Hybrid PAM/2D-PAM Fast-OFDM with Multi-Band Real-Valued Orthogonal Circulant Matrix Transform Precoding

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