Personalized emergency alert

Abstract

Techniques are described for expanding and/or improving the Advanced Television Systems Committee (ATSC) 3.0 television protocol in robustly delivering the next generation broadcast television services. Reverse 911 emergency alerts are personalized to a user of each receiver in the ATSC 3.0 system.

What is claimed is: 
     
         1 . A digital television apparatus comprising:
 at least one transmitter assembly comprising:   at least one processor programmed with instructions to:   access respective location information for respective first and second receivers indicating respective first and second locations;   broadcast an emergency alert altered at least in part with the location information such that the first receiver presents first information in the emergency alert and the second receiver presents second information in the emergency alert different from the first information.   
     
     
         2 . The digital television apparatus of  claim 1 , comprising the first and second receivers, the first and second receivers configured with circuitry to communicate with each other. 
     
     
         3 . The digital television apparatus of  claim 1 , wherein the digital television system comprises an advanced television systems committee (ATSC) 3.0 system. 
     
     
         4 . The digital television apparatus of  claim 1 , wherein the first receiver does not present the second information. 
     
     
         5 . The digital television apparatus of  claim 1 , wherein the first information comprises an amount of time before a threat subject of the emergency alert is life threatening at the first location. 
     
     
         6 . The digital television apparatus of  claim 1 , wherein the first information comprises an identification and directions to a shelter nearest the first location. 
     
     
         7 . The digital television apparatus of  claim 1 , wherein the first information comprises notification of an automatic booking of a user into a hotel nearest the first location. 
     
     
         8 . The digital television apparatus of  claim 1 , wherein the instructions are executable to:
 responsive to not receiving, within a period, an acknowledgement of the emergency alert from the first receiver, access information associated with the first receiver to identify a phone number and call the phone number.   
     
     
         9 . A digital television system comprising:
 digital television transmitter equipment configured with instructions to:   generate a first emergency alert tailored to a first location in an emergency alert coverage area, the first emergency alert indicating a first emergency;   generate a second emergency alert tailored to a second location in the emergency alert coverage area, the second emergency alert indicating the first emergency and containing information different from information in the first emergency alert;   transmit the first emergency alert to a first receiver at the first location; and   transmit the second emergency alert to a second receiver at the second location.   
     
     
         10 . The digital television system of  claim 9 , comprising the first and second receivers. 
     
     
         11 . The digital television system of  claim 9 , wherein the transmitter equipment comprises an over the air (OTA) digital television content source and an over the top (OTT) digital television content source. 
     
     
         12 . The digital television system of  claim 9 , wherein the digital television system comprises an advanced television systems committee (ATSC) 3.0 system. 
     
     
         13 . The digital television of  claim 9 , wherein the first emergency alert comprises an amount of time before a threat subject of the first emergency alert is life threatening at the first location. 
     
     
         14 . The digital television of  claim 9 , wherein the first emergency alert comprises an identification and directions to a shelter nearest the first location. 
     
     
         15 . The digital television of  claim 9 , wherein the first emergency alert comprises notification of an automatic booking of a user into a hotel nearest the first location. 
     
     
         16 . The digital television of  claim 9 , wherein the transmitter equipment is configured to:
 responsive to not receiving, within a period, an acknowledgement of the first emergency alert from the first receiver, access information associated with the first receiver to identify a phone number and call the phone number.   
     
     
         17 . In a digital television system, a method comprising:
 transmitting a first alert of a first emergency to a first receiver, the first alert containing information identified at least in part based on a first location associated with the first receiver; and   transmitting a second alert of the first emergency to a second receiver, the second alert containing information identified at least in part based on a second location associated with the second receiver.   
     
     
         18 . The method of  claim 17 , wherein the digital television system comprises an advanced television systems committee (ATSC) 3.0 system. 
     
     
         19 . The method of  claim 17 , wherein the first alert comprises one or more of:
 an amount of time before a threat subject of the first emergency alert is life threatening at the first location, directions to a shelter nearest the first location, notification of an automatic booking of a user into a hotel nearest the first location.   
     
     
         20 . The method of  claim 17 , comprising:
 responsive to not receiving, within a period, an acknowledgement of the first alert from the first receiver, accessing information associated with the first receiver to identify a phone number and calling the phone number.