System and method of communicating emergency alerts
US7936254B2 · kind B2 · utility
11Cited by
2References
15Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 27, 2009 |
| Grant date | May 3, 2011 |
| Priority date | — |
| Expiry date | Feb 27, 2029 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N21/8146
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A set-top box device is disclosed. The set-top box device includes a processor and a memory device accessible to the processor. The memory device includes instructions to communicate with a multi-cast alert server to receive a multicast emergency alert message. The multicast emergency alert message includes data related to a location code and data related to a set-top box action. The memory device stores location information and includes instructions to execute the set-top box action when the location code matches the location information.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.