Peer-to-peer emergency communication using public broadcasting

Peer-to-peer emergency communication using public broadcasting

A method for emergency communication includes encoding a message for visual display including a message to field and a message from field. The visual display is revealed to a reading device in communication with a broadcast center, which stores the visual display. The messages are decoded and sorted...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: Iwama, Futoshi, Kamijoh, Kohichi, Takahashi, Hitomi, Takeuchi, Hironori, Hatsutori, Yoichi, Nakamura, Yuichi
Format: Patent
Sprache:eng
Schlagworte:
BROADCAST COMMUNICATION
CALCULATING
COMPUTING
COUNTING
ELECTRIC COMMUNICATION TECHNIQUE
ELECTRICITY
HANDLING RECORD CARRIERS
PHYSICS
PRESENTATION OF DATA
RECOGNITION OF DATA
RECORD CARRIERS
TELEPHONIC COMMUNICATION
TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHICCOMMUNICATION
WIRELESS COMMUNICATIONS NETWORKS
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Beschreibung
Zusammenfassung:A method for emergency communication includes encoding a message for visual display including a message to field and a message from field. The visual display is revealed to a reading device in communication with a broadcast center, which stores the visual display. The messages are decoded and sorted from visual displays at the broadcast center. On an index channel, a time and channel number for when a message body of the message will be broadcast on a message channel is broadcasted. The message body is broadcasted on the message channel.