A method for the sale of data contents and cyber - shopping centre - a system for the method and storage medium for the data content - sale per gram of

摘要

PROBLEM TO BE SOLVED: To provide an electronic mall system which redistributes digital contents without paying the article price again and inputting purchaser information again only by selecting desired digital contents to be distributed again when the digital contents are purchased even in case of a failure in distributing the purchased digital contents. ;SOLUTION: When an electronic mall server 110 sells digital contents 101, digital contents individual use conditions are generated according to digital content use conditions 104 and given to a purchaser. For repurchasing in case of a failure in distributing the digital contents 101, the digital contents 101 are distributed again without recollecting digital contents value 103 on condition that the digital contents individual use conditions given at the time of the purchase are effective.;COPYRIGHT: (C)1999,JPO