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COUPON TREATING METHOD AND COUPON ISSUING SYSTEM TO BE USED FOR THE SAME METHOD AND COUPON TRANSACTION TERMINAL AND COUPON USE MANAGING SYSTEM AND COUPON REGISTERING SYSTEM AND COUPON SELECTING SYSTEM AND COUPON PREVIEW PROGRAM
COUPON TREATING METHOD AND COUPON ISSUING SYSTEM TO BE USED FOR THE SAME METHOD AND COUPON TRANSACTION TERMINAL AND COUPON USE MANAGING SYSTEM AND COUPON REGISTERING SYSTEM AND COUPON SELECTING SYSTEM AND COUPON PREVIEW PROGRAM
PROBLEM TO BE SOLVED: To provide a coupon transaction method by computer processing capable of preventing a situation that a virtual coupon is used so as to be overlapped for secondary use or tertiary use, and to make a coupon provider easily prepare the virtual coupon, and to provide a system for making it possible to easily use the coupon by a compact portable terminal such as a portable telephone.;SOLUTION: A coupon issuing system 1 adds coupon identification information specific each coupon to be issued. A coupon transaction terminal 6 reads the coupon identification information of the coupon to be used, and provides it to a coupon use managing system 8. The coupon use managing system 8 discriminates whether or not the provided coupon identification information is included in the past coupon use results.;COPYRIGHT: (C)2002,JPO
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