Digital signal decoding apparatus and a decoding method used the

Details Digital signal decoding apparatus and a decoding method used the Digital signal decoding apparatus and a decoding method used the

1997-06-24

1999-08-17

Gordon, Paul P.

Excavating

H03M 1300

Patent

active

059404167

ABSTRACT:
A calculation concerning the input of a signal is removed from a branch metric calculation processing on a trellis diagram of an extended partial response class, and the calculation of branch metrics and the selection of survivor paths can be carried out by the subtraction of the survivor paths and the comparison of constants.

REFERENCES:
patent: 4777363 (1988-10-01), Yamashita et al.
patent: 5430744 (1995-07-01), Fettweis et al.

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