METHOD, SYSTEM, APPARATUS AND COUMPUTER PROGRAM FOR ONLINE PURCHASING USING INAUDIBLE SIGNAL

摘要

The present invention relates to an on-line purchase method, apparatus, system and computer program, and more particularly, to a terminal receiving an inaudible signal including information about a first product transmitted while providing a first image content from an image content providing apparatus receiving an inaudible signal; an operation performance recognition step of recognizing, by the terminal, a user performing a predetermined first operation; a first product information calculation step in which the terminal calculates information on the first product by using the inaudible signal; and a purchasing procedure providing step in which the terminal provides a purchasing procedure for the first product. Discloses an online purchasing method comprising: a.