Electrical computers and digital processing systems: memory – Storage accessing and control – Specific memory composition
Reexamination Certificate
2006-09-05
2006-09-05
Chace, Christian P. (Department: 2189)
Electrical computers and digital processing systems: memory
Storage accessing and control
Specific memory composition
Reexamination Certificate
active
07103710
ABSTRACT:
A disk array controller having a first interface unit to a host computer, a second interface unit to a plurality of disk drives, a cache memory unit for temporarily storing data to be transferred to and from the disk drives, and a selector unit provided between the first and second interface units and the cache memory unit, wherein a plurality of connection requests from the first and second interface units are queued to preferentially process a connection request for a vacant access port to the cache memory unit.
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Fujibayashi Akira
Fujimoto Kazuhisa
Chace Christian P.
Hitachi , Ltd.
Mattingly ,Stanger ,Malur & Brundidge, P.C.
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