Table 3 Experimental results for energy-aware SPM banking
From: Energy-aware memory management for embedded multidimensional signal processing applications
Application | Address | CPU\(^{full}_{expl.}\) [5] | CPU Alg.3 | CPU\(^{dyn}_{prog.}\) | CPU Alg.4 | Energy savings vs. | ||
|---|---|---|---|---|---|---|---|---|
| Â | space | M=4 [s] | M=8 [s] | [6] [s] | M=8 [s] | [5] (M=4) | [6] [s] | monolithic |
Motion detection | 6370 | 3163 | 2.0 | 1592 | 1.4 | 7.2 % | 2.9 % | 41.2 % |
Motion estimation | 1024 | 736 | 0.8 | 1.8 | 0.6 | 5.1 % | 2.3 % | 36.5 % |
Durbin’s algorithm | 500 | 247 | 2.8 | 3.2 | 1.7 | 5.0 % | 3.9 % | 26.5 % |
SVD updating alg. | 4096 | 2405 | 10.7 | 3048 | 8.2 | 6.4 % | 3.6 % | 28.4 % |
Voice coding kernel | 2032 | 1297 | 1.5 | 336 | 1.1 | 7.8 % | 5.4 % | 31.4 % |