Reed Solomon Decoder - Computation Structures Group
Reed Solomon Decoder - Computation Structures Group
Reed Solomon Decoder - Computation Structures Group
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k, t from<br />
MAC<br />
Data<br />
block of n<br />
bytes<br />
Iteration control<br />
of decoder<br />
k, t<br />
Zero padding<br />
<strong>Reed</strong> <strong>Solomon</strong><br />
<strong>Decoder</strong> Architecture<br />
r(x)<br />
S(x)<br />
Syndrome<br />
calculator + no<br />
error check<br />
Berlekamp<br />
algorithm<br />
Error Corrector<br />
Minimum 255 byte FIFO<br />
“No errors” flag<br />
Ω(x)<br />
Λ(x)<br />
Error magnitude<br />
computer &<br />
Chien search<br />
r(x)<br />
e(x)<br />
<strong>Reed</strong>-<strong>Solomon</strong> <strong>Decoder</strong><br />
Removal of zero<br />
padding<br />
“Cannot<br />
correct”<br />
flag<br />
Data out<br />
12
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