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Comparison is made of the area and performance of several pipeline-SDF Radix-2i IFFT/FFT architectures for an MB-OFDM UWB system. Among the studied architectures, the pipeline-SDF radix-24-CSD is proposed as the most area efficient core for an MB-OFDM UWB system.
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Cortés et al. (2007) studied this question.
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