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J-STD-042 : B2013
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The latest, up-to-date edition.
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EMERGENCY ALERT MESSAGE FOR CABLE
12-01-2013
1 Scope
2 Overview
3 Normative References
3.1 Normative Reference List
3.2 Normative Reference Acquisition
4 Emergency Alert Message (Normative)
4.1 Descriptors
5 Emergency Alert Message Processing for Terminal
Devices (Normative)
5.1 Message Processing
5.2 Processing Overlapping EA Events
6 Additional Requirements (Normative)
6.1 Overlapping Messages are Allowed
6.2 The EA message may be Repeated to Ensure its Reception
6.3 Digital Transport Streams with Free Services
6.4 In-band Emergency Alert messages
6.5 Tuning to the Details Channel
7 Optional Processing (Informative)
7.1 Alert Originator Code and Event Code
7.2 Alert Event Start Time and Duration
7.3 Alert Location Information
8 Time Shifted Emergency Alerts (Informative)
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