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

Table 4

Hardware resource consumptions for pipelined 2nd-order beam filter with 3-stage SLA for different word lengths for 20 PPCMs.

(𝑊,𝐷)	𝑇CPD	𝐹max	FPGA source consumptions
	(ns)	(MHz)	Slice Reg.s	LUTs	FFs
(27,−17)	9.220	106.757	54,235	188,387	54,215
(26,−16)	8.945	108.968	54,048	179,186	53,969
(25,−15)	8.749	111.271	51,926	165,477	51,776
(24,−14)	8.654	113.960	47,707	155,265	47,707
(23,−13)	8.442	116.536	41,103	120,694	41,065
(22,−12)	8.297	119.360	41,103	120,431	41,065