Overlapped control store

Details Overlapped control store Overlapped control store

1988-02-12

1989-04-18

Harkcom, Gary V.

Excavating

365200, 364900, G06F 1120

Patent

active

048232521

ABSTRACT:
An interleaved control store having a soft error recovery system. The system includes memory banks storing identical data sets, an error detection unit for indicating that an erroneous data element has been read from a given one of the memory banks, and a correction unit for substituting a corresponding data element read from another memory bank for the erroneous data element read from the given memory bank. Other embodiments include a feedback system for executing a branch and a dynamic, on-line memory element sparing system.

REFERENCES:
patent: 4546455 (1985-10-01), Iwahashi et al.
patent: 4656610 (1987-04-01), Yoshida et al.
patent: 4727516 (1988-02-01), Yoshida et al.
"Principles of Firmware Engineering in Microprogram Control" Andrews, 1980, pp. 71-79.

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