Control apparatus for simultaneous data transfer

Details Control apparatus for simultaneous data transfer Control apparatus for simultaneous data transfer

1986-12-29

1988-12-20

Heckler, Thomas M.

Boots, shoes, and leggings

G06F 1208

Patent

active

047929170

ABSTRACT:
An apparatus for controlling data transfer between a rotary storage device such as a magnetic disk having a plurality of heads for different tracks and another storage device such as a disk cache includes a plurality of transfer circuits for the purpose of simultaneous data transfer to and from a plurality of tracks. The transfer circuits operate concurrently with and independently of each other to transfer data therethrough and other than noting the regions to be skipped over, ignoring data format on the track. The apparatus is suitable for preloading a disk cache from a disk.

REFERENCES:
patent: 3774172 (1973-11-01), Silverman
patent: 3997876 (1976-12-01), Frush
patent: 4371929 (1983-02-01), Brann et al.
patent: 4392162 (1983-07-01), Yamamoto
patent: 4476526 (1984-10-01), Dodd
patent: 4498146 (1985-02-01), Martinez
patent: 4577240 (1986-03-01), Hedberg et al.

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