Method and apparatus for sending notification about broadcast service in a mobile broadcast system

A network entity for transmitting a notification about broadcasting services in a broadcasting system, the network entity comprising:

• a processer for detecting a notification event related to a broadcasting service, generating a notification message about the notification event, and determining which channel is used for transmitting the notification message, the notification event including a change of a service guide of the broadcasting service;
• and
• a transmitter for transmitting the notification message to a terminal or a group of terminals over the channel determined by the processor,
• wherein the processor determines whether the notification message is transmitted over a broadcast channel of a broadcast network or over an interaction channel of an interaction network, and
• wherein the service guide is generated based on service guide related information provided by a service provider of the broadcasting service.

A method of receiving a notification about broadcasting services from a broadcasting system, the method comprising:

• receiving, by a terminal, a notification message over a broadcast channel of a broadcast network or an interaction channel of an interaction network;
• and
• detecting, by the terminal, a notification event about a broadcasting service based on the notification message,
• wherein the channel over which the notification message is received is determined by a network entity,
• wherein the notification event includes a change of a service guide of the broadcasting service, and
• wherein the service guide is generated based on service guide related information provided by a service provider of the broadcasting service.

A terminal for receiving a notification about broadcasting services from a broadcasting system, the terminal comprising:

• a receiver for receiving a notification message over a broadcast channel of a broadcast network or an interaction channel of an interaction network;
• and
• a processor for detecting a notification event about a broadcasting service based on the received notification message,
• wherein the channel over which the notification message is received is determined by a network entity,
• wherein the notification event includes a change of a service guide of the broadcasting service, and
• wherein the service guide is generated based on service guide related information provided by a service provider of the broadcasting service.