Patent ID: 7895618

Claim:
An apparatus for processing a cable broadcast signal including an emergency alert message and displaying text associated with the emergency alert message, the apparatus comprising: a signal receiving unit adapted to receive the cable broadcast signal including the emergency alert message, wherein the emergency alert message includes a duration field that represents a time during which the emergency alert message is available and emergency alert text data representing emergency alert text to be displayed, and wherein the emergency alert message includes scroll rate data representing a scroll rate of the emergency alert message and a length of the emergency alert text; a processor adapted to obtain an amount of time required to display the emergency alert text based on the scroll rate and length of the emergency alert text; and a display unit adapted to display, on a video screen, the amount of time required to display the emergency alert text while scrolling the emergency alert text across the video screen at the scroll rate provided in the emergency alert message, wherein the amount of time required to display the emergency alert text is an amount of time associated with a remaining amount of text to be scrolled across the video screen, or an amount of time associated with a total amount of text to be scrolled across the video screen.