Redundant I/O module

Details Redundant I/O module Redundant I/O module

2010-01-25

2011-12-27

Iqbal, Nadeem (Department: 2114)

Error detection/correction and fault detection/recovery

Data processing system error or fault handling

Reliability and availability

Reexamination Certificate

active

08086898

ABSTRACT:
A redundant I/O module includes: a control I/O module that communicates with a controller and that comprises a first IOM setting information holding section for storing IOM setting information downloaded from a high-level apparatus, and a standby I/O module that communicates with the controller and that comprises a second IOM setting information holding section for storing IOM setting information downloaded from the high-level apparatus, wherein the controller includes: an IOM status generation section that detects a status of replacement of the standby I/O module; an IOM setting information acquisition section that makes an access to the first IOM setting information holding section of the control I/O module; an IOM setting information generation section that generates IOM setting information about the standby I/O module; and an IOM download section that downloads the generated IOM setting information into the second IOM setting information holding section of the standby I/O module.

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Extended European Search Report, issued May 21, 2010 for corresponding European Patent Application No. 10151605.2.

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