Energy-aware memory management for embedded multidimensional signal processing applications

EURASIP Journal on Embedded Systems

Table 1 Experimental results for a motion detection algorithm

Parameters	Scalars	Memory	Minimum	Data storage	SPM	SPM	SPM	DRAM	DRAM	Total	CPU
	(array	accesses	data storage	(after mapping)	size	banks	energy	size	energy	energy
	elements)		[22]	[bytes]	[bytes]		[ μ J]	[bytes]	[ μ J]	[ μ J]	[sec]
M=N=32	185,239	361,250	3364	3364	3362	2	2.24	0	0	2.24	1.8
m=n=8					2306	2	2.14	1056	15.02	17.16
					1650	2	1.86	1712	18.09	19.95
					1250	1	1.64	2112	20.62	22.26
					0	–	0	3362	56.03	56.03
M=N=64	2,632,615	5,229,378	13,124	13,124	13122	2	97.47	0	0	97.47	24.7
m=n=16					6370	3	37.23	6752	263.59	300.82
					4802	2	32.52	8320	302.29	334.81
					0	–	0	13122	854.38	854.38