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- Alam, Syed Asad, 1984-, et al.
(författare)
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Implementation of Narrow-Band Frequency-Response Masking for Efficient Narrow Transition Band FIR Filters on FPGAs
- 2011
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Ingår i: NORCHIP, 2011. - : IEEE conference proceedings. - 9781457705144 - 9781457705151 ; , s. 1-4
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Konferensbidrag (refereegranskat)abstract
- The complexity of narrow transition band FIR filters is highand can be reduced by using frequency response masking (FRM) techniques. Thesetechniques use a combination of periodic model filters and masking filters. Inthis paper, we show that time-multiplexed FRM filters achieve lowercomplexity, not only in terms of multipliers, but also logic elements compared to time-multiplexed singlestage filters. The reduced complexity also leads to a lower power consumption. Furthermore, we show that theoptimal period of the model filter is dependent on the time-multiplexing factor.
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