A METHOD OF CASH-LESS, CARDLESS PURCHASE TRANSACTION USING MOBILE PHONES

摘要

The method of cash-less purchase transaction using mobile phone comprising steps of: -customer requesting for purchase at outlet; -merchants verifying if customer is registered with telco's cash product service; -merchant informing the customer of the purchase price to e paid; -merchant sending in a SELL command on his device to a telco containing merchant's PIN, amount of the purchase, and customer's mobile phone number; -customer receiving SMS confirmation query of the amount to be paid from telco; -customer's mobile phone number; -customer replying to the SMS of his confirmation with his PIN; -merchant receiving confirmation from telco of the deduction from customer's mobile phone cash account; -merchant releasing product to the customer; -customer receiving confirmation of the deduction via SMSD sent to his mobile phone; -alternatively, merchant using mobile phone device informing customer of the merchant's mobile number which the customer can send his virtual cash to; -customer sending the amount via SMS to 2882+the 10 digit mobile number of the merchant; -the subscriber and the merchant then getting simultaneous SMS acknowledgment of the transfer with confirmation number