发明名称 |
Replicated controller and fault recovery method thereof |
摘要 |
<p>A replicated controller and a fault recovery method therefor which can restore a faulty system to a normal state without interrupting operation of an equipment, even in an equipment controller performing processing with short operating periods. In a fault recovery method for a replicated controller, control data is divided into a plurality of blocks on the basis of dependency of the blocks, and a plurality of blocks are transferred in a sequential order of superiority of the dependency from the normally operating system to the faulty system in a period over a plurality of operating periods. BY this, even in an equipment controller performing processing at a short operating period, the system, in which failure is caused, can be restored into normal state without interrupting operation of the equipment. <IMAGE></p> |
申请公布号 |
EP0866389(A2) |
申请公布日期 |
1998.09.23 |
申请号 |
EP19980301664 |
申请日期 |
1998.03.06 |
申请人 |
HITACHI, LTD. |
发明人 |
SHIMAMURA, KOTARO;MORITA, YUUICHIRO;TAKAHASHI, YOSHITAKA;HOTTA, TAKASHI;SATOU, HIROYASU;UEDA, SHIGETA;BANDO, AKIRA;SUZUKI, HIROKAZU;SAKAMOTO, KOJI |
分类号 |
G05B9/03;G06F11/18;H02M7/48;(IPC1-7):G05B9/03 |
主分类号 |
G05B9/03 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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