ENC3250 Solutions pg 32

ENC3250 Solutions pg 32 - b. State 0 1 2 3 4 5 6 7 8 9 10...

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Unformatted text preview: b. State 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31=0 B4 1 1 0 1 0 1 0 0 1 0 0 0 1 0 1 1 1 1 1 0 1 1 0 0 1 1 1 0 0 0 0 1 B3 0 1 1 0 1 0 1 0 0 1 0 0 0 1 0 1 1 1 1 1 0 1 1 0 0 1 1 1 0 0 0 0 B2 0 0 1 1 0 1 0 1 0 0 1 0 0 0 1 0 1 1 1 1 1 0 1 1 0 0 1 1 1 0 0 0 B1 0 0 0 1 1 0 1 0 1 0 0 1 0 0 0 1 0 1 1 1 1 1 0 1 1 0 0 1 1 1 0 0 B0 0 0 0 0 1 1 0 1 0 1 0 0 1 0 0 0 1 0 1 1 1 1 1 0 1 1 0 0 1 1 1 0 B0 ⊕ B1 ⊕ B3 ⊕ B4 1 0 1 0 1 0 0 1 0 0 0 1 0 1 1 1 1 1 0 1 1 0 0 1 1 1 0 0 0 0 1 1 output 0 0 0 0 1 1 0 1 0 1 0 0 1 0 0 0 1 0 1 1 1 1 1 0 1 1 0 0 1 1 1 0 7.13 Recall that to compute the cross-correlation, we replace 1 with +1 and 0 with –1. The 8-bit Walsh codes are: –1 –1 –1 –1 –1 –1 –1 –1 –1 1 –1 1 –1 1 –1 1 –1 –1 1 1 –1 –1 1 1 –1 1 1 –1 –1 1 1 –1 –1 –1 –1 –1 1 1 1 1 -32- –1 1 –1 1 1 –1 1 –1 –1 –1 1 1 1 1 –1 –1 –1 1 1 –1 1 –1 –1 1 ...
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