The impulse response for each filter chain is shown in the following table.
Note: The values in the following
table are based upon a 2^15-1 real sample at time 0, with all other samples set to
0. Demodulation was performed at 0 Hz center frequency.
| Decimation Rate | Impulse Response | ||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | |
| 2 | 0 | 0 | 0 | 16335 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 4 | -84 | 387 | -1239 | 5014 | 5014 | -1239 | 387 | -84 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 8 | -24 | 114 | -368 | 1182 | 3585 | -536 | 155 | -38 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 16 | -9 | 42 | -137 | 432 | 1887 | -219 | 64 | -16 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 32 | -4 | 17 | -57 | 178 | 965 | -96 | 28 | -7 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 3 | 187 | -153 | 202 | -252 | 295 | -330 | 352 | 10531 | 352 | -330 | 295 | -252 | 202 | -153 | 187 | 0 | 0 |
| 6 | 53 | 30 | -64 | 132 | -250 | 466 | -982 | 4399 | 2311 | -914 | 531 | -336 | 214 | -133 | 98 | 8 | 0 |
| 12 | 14 | 36 | -57 | 100 | -168 | 286 | -542 | 1720 | 1720 | -542 | 286 | -168 | 100 | -57 | 36 | 14 | 0 |
| 24 | 6 | 20 | -30 | 52 | -86 | 143 | -265 | 794 | 928 | -270 | 139 | -80 | 47 | -26 | 16 | 9 | 0 |
| 48 | 3 | 10 | -16 | 26 | -43 | 71 | -131 | 380 | 480 | -135 | 68 | -39 | 22 | -12 | 7 | 5 | 0 |
| 96 | 1 | 5 | -8 | 13 | -22 | 36 | -65 | 186 | 244 | -67 | 34 | -19 | 11 | -6 | 3 | 2 | 0 |