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An example of a Wireless Emergency Alert on an Android smartphone, indicating a Tornado Warning in the covered area. Wireless Emergency Alerts (WEA), formerly known as the Commercial Mobile Alert System (CMAS) and, prior to that, as the Personal Localized Alerting Network (PLAN), [1] is an alerting network in the United States designed to disseminate emergency alerts to cell phones using Cell ...
Cell Broadcast messaging was first demonstrated in Paris in 1997. Some mobile operators used Cell Broadcast for communicating the area code of the antenna cell to the mobile user (via channel 050), [5] for nationwide or citywide alerting, weather reports, mass messaging, location-based news, etc. Cell broadcast has been widely deployed since 2008 by major Asian, US, Canadian, South American ...
The new network, subsequently termed the Integrated Public Alert and Warning System (IPAWS) is designed to integrate these various systems into one modern network, and also update them to take into account newer forms of communication such as cellular telephony and Cell Broadcast, satellite and cable television, electronic billboards and the ...
The National Public Warning System, also known as the Primary Entry Point (PEP) stations, is a network of 77 radio stations that are, in coordination with FEMA, used to originate emergency alert and warning information to the public before, during, and after incidents and disasters.
Alerts can be geo-targeted, when only phones in a defined geographical area are set to receive an alert. When an alert is received, a notification is shown in a unique format and a dedicated sound is played even if the phone is set to silent: a two-tone attention sound ⓘ of 853 Hz and 960 Hz sine waves. [4]
Voice broadcast systems manage a database of phone lists as well as digitally recorded phone messages. Using telephony components, these computers can simultaneously broadcast thousands of phone messages. Personalized information can be included in the phone messages through the integration of text-to-speech software.
One report found that teenagers receive about 240 phone app notifications per day. Not surprisingly, the average American checks a phone about 144 times daily, while 75% reach for their phones ...
The reach of the Control Cell Broadcast message among New Zealanders who have access to a mobile phone has increased since the first test message resulting that on 24 November 2019 8 out of 10 mobile handsets (79%) received a test emergency alert message sent out by Civil Defence and a further eight (8%) percent didn’t personally receive the ...