Specific Area Message Encoding

E22072

Specific Area Message Encoding (SAME) is a digital protocol used in U.S. emergency alerting systems to target warnings to specific geographic areas and types of hazards.

All labels observed (1)

Label Occurrences
Specific Area Message Encoding canonical 2

How this entity was disambiguated

Statements (49)

Predicate Object
instanceOf digital protocol
emergency alerting protocol
abbreviation SAME
adoptedFor nationwide Emergency Alert System in 1997
appliesTo geographic areas identified by FIPS codes
componentOf NOAA Weather Radio All Hazards
United States public warning system
countryOfUse United States
developedBy Federal Communications Commission
National Weather Service
encodes alert duration
alert originator
date and time information
event or hazard type
geographic location
message ID
governs automatic activation of EAS equipment
automatic activation of NOAA Weather Radio receivers
hasFormatElement attention signal
audio message
end-of-message code
header codes
preamble
introducedInDecade 1980s
modulation audio FSK at 520.83 baud
purpose automate activation of alert receivers
encode hazard type in emergency alerts
reduce over-alerting outside affected areas
target emergency warnings to specific geographic areas
regulates how EAS participants encode alerts
relatedStandard Federal Information Processing Standards (FIPS) codes for areas
signalType audio frequency-shift keying
standardizedBy Federal Communications Commission
National Weather Service
supports automatic alert receiver activation
selective alerting by county
selective alerting by forecast zone
selective alerting by independent city
selective alerting by marine zone
usedFor AMBER Alerts distribution via EAS
civil emergency messages
evacuation notices
shelter-in-place warnings
weather warnings
usedIn Emergency Alert System
NOAA Weather Radio
National Weather Service alerting
local emergency alerting systems
usesFrequency 520.83 baud mark and space tones

How these facts were elicited

Referenced by (2)

Full triples — surface form annotated when it differs from this entity's canonical label.

NOAA Weather Radio usesTechnology Specific Area Message Encoding
subject linked to: NOAA weather radio network
Emergency Alert System (United States) usesProtocol Specific Area Message Encoding