Computer network system including an information collector computer
AssigneeNEC Corporation
InventorTomihiko Ichikawa
Life of this patent
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Abstract
A computer network system includes a plurality of information provider computers, an information collector computer and a communication network for connecting these computers together. The information provider computers store therein a plurality of information sets in connection with respective generation number information including ID codes and version codes. The information collector computer stores therein the information sets in connection with the version codes, periodically or intermittently receives the generation number information, compares the same against corresponding information stored therein, and receives the information set if a corresponding version code is not stored therein.
Claims6
A method for collecting information by using an information collection computer from a plurality of information provider computers via a communication network, said method comprising the steps of:
- storing in each of said information provider computers updated information in connection with generation number information including a version code thereof;
- storing in said information provider computer said updated information in connection with corresponding said version codes thereof;
- receiving said generation number information by using said information provider computer from said information provider computers at a specified timing;
- detecting whether or not each said version code received at said specified timing is stored in said information collector computer;
- and
- receiving said updated information from one of said information provider computers if a corresponding version code is not stored in said information collector computer.
Dependencies are inferred from the claim text.