Electrical computers and digital processing systems: memory – Storage accessing and control – Hierarchical memories
Patent
1997-08-22
2000-11-21
Nguyen, Hiep T.
Electrical computers and digital processing systems: memory
Storage accessing and control
Hierarchical memories
711173, G06F 1208
Patent
active
061516600
ABSTRACT:
An information recording/reproducing apparatus for recording or reproducing information on or from a recording medium comprises a segmented cache type cache memory having a storage area thereof divided into a plurality of segments and temporarily storing data to be transferred between an upper-level host computer and the recording medium in the segments, and a cache memory management unit for controlling reading or writing of data from or in the cache memory and for managing and retrieving data stored in the cache memory. The number of segments into which the storage area of the cache memory is divided is set on the basis of an optimal number of segments determined according to the conditions for an operation program and management data storage memory existent in the cache memory management unit. Moreover, the size of each segment is set to a value permitting the set number of segments according to the storage capacity of the cache memory.
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patent: 4905141 (1990-02-01), Brenza
patent: 5247653 (1993-09-01), Hung
patent: 5381533 (1995-01-01), Peleg et al.
patent: 5696698 (1997-12-01), Herluison et al.
Nguyen Hiep T.
Olympus Optical Co,. Ltd.
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