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.
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 network
ⓘ
surface form:
NOAA Weather Radio All Hazards
United States public warning system ⓘ |
| countryOfUse |
United States of America
ⓘ
surface form:
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 |
United States Census Bureau designated areas
ⓘ
surface form:
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 in the United States
ⓘ
surface form:
Emergency Alert System
NOAA weather radio network ⓘ
surface form:
NOAA Weather Radio
National Weather Service alerting ⓘ local emergency alerting systems ⓘ |
| usesFrequency | 520.83 baud mark and space tones ⓘ |
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
Emergency Alert System (United States)
subject surface form:
NOAA Weather Radio