Storage control apparatus and external storage apparatus

Details Storage control apparatus and external storage apparatus Storage control apparatus and external storage apparatus

2005-02-17

2009-10-20

Shah, Sanjiv (Department: 2185)

Electrical computers and digital processing systems: memory

Storage accessing and control

Specific memory composition

C711S146000, C711S120000, C711S156000, C709S232000, C714S006130, C714S054000, C714S758000, C714SE11001, C714SE11004

Reexamination Certificate

active

07606971

ABSTRACT:
A storage control apparatus includes a plurality of temporary storage units that are managed in a redundant manner by data mirroring, and temporarily store data input from an outside source; a temporary-storage control unit that controls input and output of the data to the temporary storage units; and a mirroring control unit that controls the data mirroring between the temporary storage units, checks, when performing the data mirroring, validity of the data stored in a temporary storage unit of a mirroring source, and executes, when the validity of the data has been confirmed, the data mirroring.

REFERENCES:
patent: 5909334 (1999-06-01), Barr et al.
patent: 2005/0190787 (2005-09-01), Kuik et al.
patent: 2005/0262263 (2005-11-01), Hathaway et al.
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patent: 2002-23966 (2002-01-01), None
patent: 2002-247013 (2002-08-01), None
Communication from the Japanese Patent Office mailed on Feb. 10, 2009 in the corresponding Japanese patent application.

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