Apparatus for reproducing a digital signal

Details Apparatus for reproducing a digital signal Apparatus for reproducing a digital signal

1988-07-15

1989-10-24

Canney, Vincent P.

Dynamic magnetic information storage or retrieval

General processing of a digital signal

Data verification

G11B 509

Patent

active

048766160

ABSTRACT:
An apparatus for reproducing a recorded digital signal suitable for use in a data recorder or the like, wherein error detecting signals (CRC) are generated for respective reproduced header portions of a main data area and a sub-data area formed in each track, the error detecting signals (CRC) are counted for a predetermined period, and the counted value is compared with a predetermined value. A data error condition is determined in accordance with the comparison result, so that it is possible to simplify the circuit arrangment and detect an error condition in the recorded digital data.

REFERENCES:
patent: 4680763 (1987-07-01), Suma et al.

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