DATA PROCESSING SYSTEM, ITS USER PORTABLE TERMINAL AND DATA PROCESSING APPARATUS, AND ITS COMPUTER PROGRAM AND DATA PROCESSING METHOD

摘要

PROBLEM TO BE SOLVED: To provide a data processing system for enabling an end user to receive a point service at various merchandise selling stores without making it necessary for the user to carry a point card for each merchandise selling store.

SOLUTION: When executing the data communication of merchandise buying and selling processing with a selling store terminal 200, a user portable terminal 100 generates and stores buying and selling history data SRD, and transmits the buying and selling history data SRD to a data processor 300. The data processor 300 receives and stores the transmitted buying and selling history data SRD, and outputs the data to each end user. Therefore, it is not necessary for the store to issue or manage a service point SPD corresponding to merchandise buying and selling processing. Thus, it is not necessary for the end user to carry a point card for each merchandise buying and selling store, and the end user receives a point service at the various merchandise selling stores.

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