Appeal No. 2002-2100
Application No. 09/042,334
the access schedule, the writing of redundant data to the
redundant data disk is performed during an idle period when a
data storing device is not accessed for writing data to or
reading data from the storage device.
Claim 1 is illustrative of the invention and reads as
follows:
1. A system for storing data, comprising:
a data storing device;
a redundant data storing device;
a redundant data controller, having
a redundant data calculating unit which calculates
redundant data of data written to said data storing device,
and
a redundant data storing unit which stores the
redundant data calculated by said redundant data calculating
unit;
a processor controlling an access schedule so that
writing of the redundant data to said redundant data storing
device is performed during a period that said data storing
device is not accessed for the writing of the data to or for
the reading of the data from said data storing device.
The Examiner relies on the following prior art:
Wilkes et al. (Wilkes) 5,720,025 Feb. 17, 1998
(filed Jan. 18, 1996)
2
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