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

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Abstract

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.

© 2021 The Author(s)

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