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Reverse 911 using TV

  • US 8,959,545 B2
  • Filed: 02/29/2008
  • Issued: 02/17/2015
  • Est. Priority Date: 02/29/2008
  • Status: Active Grant
First Claim
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1. A TV system, comprising:

  • a TV display; and

    a processor in the system and receiving an emergency alert from the Internet;

    wherein the display is caused to present a prompt to acknowledge the alert, the processor disabling tuning away from a channel on which the alert is received until an acknowledgement of the alert is received, wherein responsive to a determination of an acknowledgement being received, channel change capability is reenabled.

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