Disk channel controller

Details Disk channel controller Disk channel controller

1985-09-20

1987-03-03

Canney, Vincent P.

Dynamic magnetic information storage or retrieval

Automatic control of a recorder mechanism

Controlling the record

360 48, G11B 1518, G11B 509

Patent

active

046479910

ABSTRACT:
This invention pertains to a disk channel controller for controlling data transfer to and from a disk drive formed of several disks. The controller includes data ports for receiving and transmitting data, head tracking circuits for tracking the heads which store and retrieve data to and from the disks, temporary memories and a microprocessor. Except for the microprocessor, all the controller elements are hardwired. A novel disk formatting is also described.

REFERENCES:
patent: 4494156 (1985-01-01), Kadison et al.
patent: 4507693 (1985-03-01), Matsuda et al.
patent: 4554598 (1985-11-01), Tarbox et al.

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