Digital Architectures for UWB Beamforming Using 2D IIR Spatio-Temporal Frequency-Planar Filters

Table 2

Calculation of error energy for unit impulse input for different output sizes of 2nd-order beam filter.

(𝑊,𝐷)	(𝑊𝑐,𝐷𝑐)
	(20, −17)	(19, −16)	(18, −15)	(17, −14)	(16, −13)	(15, −12)
(27, −17)	0.0104	0.0425	0.2292	0.1107	4.0944	5.8795
(26, −16)	0.0321	0.0831	0.2759	0.1431	4.7827	5.9277
(25, −15)	0.1173	0.2269	0.3645	0.2335	5.1569	5.8628
(24, −14)	0.4520	0.5424	0.6842	0.7018	5.5859	6.1265
(23, −13)	1.6935	2.1197	1.9373	1.8941	6.3689	7.8321
(22, −12)	7.3510	6.8815	7.1973	7.7967	12.5538	12.7566
(21,−11)	25.4179	31.9657	29.9076	35.5036	37.7186	40.0737