Table 3 Synthesis metrics. Specifications for data matrices of size 
and two Band-Toeplitz PSF matrices of the same 
pixel size with equal bandwidths of 2
3 and 2
3.
and two Band-Toeplitz PSF matrices of the same 
pixel size with equal bandwidths of 2
3 and 2
3.Synthesis metrics | Systolic array coprocessors | Â | Â |
|---|---|---|---|
| Â | MSF | PSM | Iterative POCS |
Number of slices | 905 (5.89%)c | 242 (1.57%) | 216 (1.41%) |
Number of aDSP'48 | 192 (100%) | 9 (4.68%) | 12 (6.25%) |
Number of bLUTs | 932 (3.03%) | — | — |
Number of flip-flops | 1845 (6.01%) | 480 (1.56%) | 432 (1.40%) |
Maximum frequency | 115.30 MHz | 152.20 MHz | 148.69 MHz |
Maximum pin delay | 8.67 ns | 6.57 ns | 6.72 ns |
- aDSP'48are dedicated DSP blocks in high-end FPGAs – such as the Xilinx XtremeDSP slice in Virtex-4[18].
- bLUTsis an acronym to Look Up Tables structures.
in parenthesis(.)report the percentages of the occupied HW resources related to the particular synthesis metrics in terms of the total available on the relevant device.
in parenthesis(.)report the percentages of the occupied HW resources related to the particular synthesis metrics in terms of the total available on the relevant device.