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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 ...
Sprint Nextel (NYS: S) said it is the first U.S. wireless carrier to enable a new SMS-based emergency alert system that the nation's Tier 1 wireless operators and federal agencies rallied around ...
Starting at approximately 2:20 pm ET on Wednesday, the federal government began conducting a nationwide test of its Emergency Alert System and Wireless Emergency Alerts. The EAS portion of the ...
Cellphones, TVs and radios across the U.S. simultaneously blared out an emergency alert today. Here's what to know and why it happened.
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 ...
Informally, Emergency Alert System is sometimes conflated with its mobile phone counterpart Wireless Emergency Alerts (WEA), a different but related system. However, both the EAS and WEA, among other systems, are coordinated under the Integrated Public Alert and Warning System (IPAWS).
A nationwide test of the emergency and wireless alert systems will be conducted Wednesday at 2:20 p.m. ET, when a message will be sent to all cellphones, TVs and radios.
The CAP data structure is backward-compatible with existing alert formats including the Specific Area Message Encoding (SAME) used in NOAA Weather Radio and the broadcast Emergency Alert System as well as new technology such as the Wireless Emergency Alerts (WEA), while adding capabilities such as the following: