05307461 is referenced by 5 patents and cites 17 patents.

An extended, hierarchical storage system includes a main storage, an extended storage, and a work storage having a speed and capacity intermediate therebetween, Additionally, a relatively small, high-speed buffer storage is provided as an adjunct to a processor. The work storage implements a store-in mode and incorporates a flag representative of validity of data therein, which, in turn, impacts upon whether an update to lower ranking memory is necessary upon removal of data stored therein.

Title
Multiple rank hierarchical data storage system with data coherence
Application Number
313721
Publication Number
5307461
Application Date
September 24, 1992
Publication Date
April 26, 1994
Inventor
Yoshio Kiriu
Hadano
JP
Agent
Fay Sharpe Beall Fagan Minnich & McKee
Assignee
Hitachi
JP
IPC
G06F 13/00
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