Mathematical Problems in Engineering / 2013 / Article / Tab 1

Research Article

Low-Cost Design of an FIR Filter by Using a Coefficient Mapping Method

Table 1

New coefficients after performing the mapping method ( , ).

GroupSignCoefficientError rate (%)
, (original coefficient) , (new coefficient)

829832 ( )0.36
11201120 ( )0.00
11721184 ( )1.01
548544 ( )0.74
+708704 ( )0.57
+21282144 ( )0.75
+29822976 ( )0.20
+26842688 ( )0.15
+12151216 ( )0.08
721832 ( )13.3
19901960 ( )1.53
16771776 ( )5.57
+258272 ( )5.15
+27652816 ( )1.81
+41574288 ( )3.06
+30982976 ( )4.10
421672 ( )37.4
45604560 ( )3.09

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