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METHOD, SYSTEM AND COMPUTER PROGRAM PRODUCT FOR AN EMERGENCY ALERT SYSTEM FOR AUDIO ANNOUNCEMENT

  • US 20110154391A1
  • Filed: 12/17/2009
  • Published: 06/23/2011
  • Est. Priority Date: 12/17/2009
  • Status: Active Grant
First Claim
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1. A method for distributing emergency alert audio data, the method comprising:

  • receiving emergency alert message data at an encoder/decoder in an internet protocol television (IPTV) system;

    validating headers in the emergency alert message;

    sending the validated emergency alert message to a emergency alert control (EAC) server in the IPTV system;

    verifying at the EAC that a valid audio message is received in the emergency alert message;

    if the emergency alert message contains an audio file, creating a MP3 audio file from the audio file; and

    if the received emergency alert message is a state/local alert, placing the emergency alert message in first-in-first-out order in a message delivery queue for delivery to end user devices in the order of the message delivery queue, else, if a streaming playback of state/local alert message is in progress, suspending the streaming playback of the state/local alert message, and continuously streaming the received emergency alert message to end user device in the IPTV system.

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