Data storage device with two-tier raid control circuitry

Electrical computers and digital processing systems: memory – Storage accessing and control – Specific memory composition

Reexamination Certificate

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Details

C711S162000, C714S006130, C714S006130

Reexamination Certificate

active

10004090

ABSTRACT:
In general, in one aspect, the disclosure describes a data storage device that includes a device interface for receiving data access requests, more than two disk drives having platter sizes less than 3.5 inches in diameter, and a controller that accesses the disk drives in response to the received data access requests.

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Title: Symmetrix 8000: Product Description Guide.

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