Minimizing Design Costs of an FIR Filter Using a Novel Coefficient Optimization Algorithm

Table 1

Performance comparisons of filter with 48 tap in CDMA 2000 [13]; bit width of the filter is 16 bits.

Algorithm	Combinational; unit (um^2)	Buf/Inv; unit (um^2)	Noncombinational; unit (um^2)	Total area (um^2)
Origin CSD	86925.49 (0%)	2122.24	49456.91	136382.40 (0%)
Pako et al. [3]	83825.28 (−3.57%)	1729.73	49456.91	133282.19 (−2.27%)
Jang and Yang [4]	83326.32 (−4.14%)	1782.95	50574.59	133900.90 (−1.81%)
Vinod et al. 2003 [5]	84520.50 (−2.77%)	1762.99	49456.92	133977.41 (−1.76%)
Vinod et al. 2010 [9]	83848.57 (−3.54%)	1683.16	50574.59	134423.15 (−1.44%)
Our CCSE	75253.15 (−13.43%)	1270.68	49456.92	124710.06 (−8.56%)