Method and apparatus for providing an emergency alert service via a mobile broadcasting and apparatus therefor

A method of processing an emergency alert in a broadcast receiver, the method comprising:

• receiving a broadcast signal including an emergency alert table, wherein the emergency alert table includes an emergency alert text related to an emergency alert message, information for identifying the emergency alert message, information for identifying a viewing target for the emergency alert message and emergency-related broadcast service information for an emergency-related broadcast service;
• and
• decoding the emergency alert table,
• wherein the emergency alert text in the emergency alert table is displayed,
• wherein an additional content related to the emergency alert message is further displayed, and
• wherein the broadcast signal further includes wake-up information that includes 2 bits representing at least a first wake-up notification of a first emergency or a second wake-up notification of a second emergency different from the first wake-up notification of the first emergency.

A broadcast receiver for processing an emergency alert, the broadcast receiver comprising:

• a receiver that receives a broadcast signal including an emergency alert table, wherein the emergency alert table includes an emergency alert text related to an emergency alert message, information for identifying the emergency alert message, information for identifying a viewing target for the emergency alert message and emergency-related broadcast service information for an emergency-related broadcast service;
• and
• a decoder that decodes the emergency alert table,
• wherein the emergency alert text in the emergency alert table is displayed,
• wherein an additional content related to the emergency alert message is further displayed, and
• wherein the broadcast signal further includes wake-up information that includes 2 bits representing at least a first wake-up notification of a first emergency or a second wake-up notification of a second emergency different from the first wake-up notification of the first emergency.

A method of processing an emergency alert in a broadcast transmitter, the method comprising:

• generating an emergency alert table that includes an emergency alert text related to an emergency alert message, information for identifying the emergency alert message, information for identifying a viewing target for the emergency alert message and emergency-related broadcast service information for an emergency-related broadcast service;
• transmitting a broadcast signal including the emergency alert table;
• and
• transmitting an additional content related to the emergency alert message,
• wherein the broadcast signal further includes wake-up information for indicating whether a broadcast receiver is to be woken up,
• wherein the wake-up information includes 2 bits representing at least a first wake-up notification of a first emergency or a second wake-up notification of a second emergency different from the first wake-up notification of the first emergency.