Excavating
Patent
1989-09-22
1991-11-19
Beausoliel, Robert W.
Excavating
371 51, G06F 1100
Patent
active
050671286
ABSTRACT:
An apparatus for reading data stored on a data storage medium. The apparatus includes a data readout device for reproducing data stored on the data storage medium, an error detecter coupled to the data readout device for detecting an error rate at which errors occur in the data reproduced by the data readout device, a readout controller for operating the data readout device at a selected data readout rate and a system controller coupled to the error detecter and the readout controller for comparing the error rate to a predetermined system maximum error rate and for establishing the selected data readout rate such that the error rate is below the predetermined system maximum error rate.
REFERENCES:
patent: 4414668 (1983-11-01), Iwasaki
patent: 4672482 (1987-06-01), Troletti
patent: 4672483 (1987-06-01), Kawada
patent: 4710925 (1987-12-01), Negi
patent: 4726022 (1988-02-01), Chan
patent: 4748625 (1988-05-01), Krause
patent: 4809088 (1989-02-01), Lofgren
patent: 4896337 (1990-01-01), Bushy
patent: 4908811 (1990-03-01), Yokogawa
Beausoliel Robert W.
Kabushiki Kaisha Toshiba
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