Patent ID: 8374591

Claim:
A method for providing a notification message in a transmitter of a mobile broadcast system supporting an interaction channel, the method comprising the steps of: (a) upon an occurrence of a notification event, generating, by an entity that manages subscription information of a terminal, the notification message to inform at least one terminal of the notification event, and generating at least one delivery request message including a target address based on the subscription information of the terminal, for requesting a delivery of the generated notification message; and (b) determining, by an entity that delivers the notification message, whether to use a broadcast channel or the interaction channel as the delivery channel over which the entity that delivers the notification message will deliver the notification message to the terminal by parsing the target address in the received delivery request message, and delivering the notification message over the determined channel to the terminal, wherein the target address includes delivery channel information indicating either a broadcast channel or the interaction channel as the delivery channel for delivery of the generated notification message.