Network distribution information management system

Patent

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Details

39520054, G06F 15177

Patent

active

058548955

ABSTRACT:
A communication system which includes a plurality of information processing units connected to a network. Each information processing unit includes a database for storing information. A duplicate of the information is distributed to each of the other information processing units. Moreover, each information processing unit modifies the information in its database, extracts a differential of the information before modification and the information after modification, and transfers the differential to each of the other information processing units.

REFERENCES:
patent: 4432057 (1984-02-01), Daniell et al.
patent: 4972367 (1990-11-01), Burke
patent: 5155847 (1992-10-01), Kirouac et al.
patent: 5327560 (1994-07-01), Hirata et al.
Chundi et al., Deferred updates and Data Placement in Distributed Databases, 1996, IEEE, 469-476.

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