METHOD AND DEVICE FOR COMMODITY SALE, METHOD AND DEVICE FOR COMMODITY PURCHASE, AND ELECTRONIC BILL SETTLEMENT METHOD

摘要

PROBLEM TO BE SOLVED: To provide a commodity sale method which dissipates anxiety that a commodity may be sold to a person other than a purchaser himself or herself and easily and surely authenticates the purchaser himself or herself.;SOLUTION: This method is provided with a first purchaser living body information register stage where purchaser living body information of the purchaser side is registered, a purchaser access number register stage where a purchaser access number is registered, a payment liquidation account number register stage where a payment liquidation account number of the purchaser side is registered, a purchaser access number reception stage where the purchaser access number of the purchaser side is received, a commodity information transmission stage where commodity information is transmitted to the purchaser, a purchased commodity information reception stage where information of a commodity desired by the purchaser is received, a first purchaser living body information comparison stage where purchaser biomember information received from the purchaser side is compared with registered purchaser biomember information, and a commodity delivery stage where the purchased commodity is delivered at the time of coincidence between received purchaser biomember information and registered that. Thus this method dissipates anxiety that the commodity may be sold to a person other than the purchaser and easily and surely authenticates the purchaser.;COPYRIGHT: (C)2001,JPO