Demodulation of NHS-OFDM Signal with Real-valued FFT and Enhanced Channel Estimation

Lede Yin,Wen Chen,Ming Chen,Shengyou Qian,Gang Chen,Jianing Zuo,Qianjiao Cheng

Asia Communications and Photonics Conference 2021（2021）

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摘要

We experimentally demonstrate an enhanced channel estimation scheme with subcarrier pairwise-averaging for hardware-efficient demodulation of the NHS-OFDM signal. About 2-dB improvement in receiver sensitivity can be achieved with the BER of 3.8e-3.

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关键词

NHS-OFDM signal,real-valued FFT,enhanced channel estimation scheme,subcarrier pairwise-averaging,hardware-efficient demodulation,receiver sensitivity,BER

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