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- W2072201381 abstract "In Orthogonal Frequency Division Multiplexing (OFDM) mobile communication systems time-varying channels cause an inter-carrier interference (ICI) and degrade the performance due to the frequency orthogonality loss. Doppler shift compensation or equalization is very complex and often prohibitive in consumer receiver equipment. We propose a Doppler effect compensation / equalization technique for these kinds of scenarios. Using this technique we can compensate fast time-varying channels perfectly within an OFDM symbol with uniform Doppler shift and perfect channel knowledge. The computational complexity of the technique is the same as of FFT (N log(N))." @default.
- W2072201381 created "2016-06-24" @default.
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- W2072201381 date "2014-01-01" @default.
- W2072201381 modified "2023-10-18" @default.
- W2072201381 title "FFT-based equalizer with Doppler compensation for OFDM systems in time-variant multipath channels" @default.
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- W2072201381 doi "https://doi.org/10.1109/icce.2014.6775897" @default.
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