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Table 3 Performance comparison of two digital filtering methods in multi-rate design

From: Performance analysis of multi-rate signal processing digital filters on FPGA

  Hamming window FIR More efficient filter
Delay of input and output (μs) 17.547 4.550
 Hardware resource occupancy Total logic elements 30,136 12,021
Total registers 29,498 10,816
Total memory bits 1918 894
Amplitude error 0.211 0.131