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Reverse 911 using TV

  • US 9,560,320 B2
  • Filed: 08/12/2014
  • Issued: 01/31/2017
  • Est. Priority Date: 02/29/2008
  • Status: Active Grant
First Claim
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1. A system, comprising:

  • at least one non-transitory computer memory comprising instructions executable by at least one processor for;

    receiving an emergency alert;

    presenting the alert on a display;

    preventing changing from a first content source on which the alert is received to a second content source until an acknowledgement of the alert is received; and

    responsive to a determination of an acknowledgement being received, reenabling capability to change from the first content source to the second content source.

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