Patent ID: 8949911
Filing Date: 2015-02-03
Classification: G06Q,H04N

Abstract:
1. A broadcast receiving device, comprising: a determination unit to determine whether a purchase effective signal is received from an external device within a preset first reference time period, and to determine whether a received purchase request command corresponds to a purchase that is a normal purchase or for an abnormal purchase based on the determined results; and an operation control unit to transmit to a pre-registered contact number or an address a purchase questioning message informing whether the purchase is a normal purchase or an abnormal purchase, which is determined by the determination unit, wherein the determination unit measures the time from a point of time when the operation control unit outputs the purchase questioning message, and the determination unit determines whether a purchase confirmation command is received from the external device based on the measured time and a preset second reference time period that is different from the preset first reference time period, and wherein the operation control unit conducts or halts purchase of the requested service based on the determination results of the determination unit.