APPARATUS AND METHOD FOR INTERFACING BETWEEN SET-TOP BOX AND POINT OF DEPLOYMENT FOR PAY-PER-VIEW SERVICE

A method for providing pay-per-view service while observing an OpenCable standard in realization of bi-directional digital cable broadcasting includes a method for interfacing between a set-top box and a point of deployment (POD), the method comprising the steps of: receiving, at the set-top box, an arbitrary program event purchase-related instruction inputted by a user, generating an object based on the arbitrary program event purchase-related instruction, and transmitting the arbitrary program event purchase-related instruction object to the POD; and receiving, at the POD, the object transmitted by the set-top box, generating an answer object based on the reception, and transmitting the answer object to the set-top box.