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Wireless message courier

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3 Author(s)
Te-Kai Liu ; IBM Thomas J. Watson Res. Center, Yorktown Heights, NY, USA ; K. Maruyama ; M. C. Greenwood

Wireless coverage is often problematic. This is especially true for mobile radio networks, e.g., cellular networks. It is a very frustrating experience for a mobile user finding out that he is out of the coverage of his wireless service provider when he needs to send an emergency message. This paper proposes a method and system for delivering electronic messages over a wireless cellular communications network when the sender of a message is out of the coverage area. With this method the message is broadcasted repeatedly until a mobile wireless courier receives the message and stores the message. When the courier is within range of a base station of the cellular communication network, it then transmits the stored message to the base station for delivery

Published in:

Wireless Communications and Networking Conference, 1999. WCNC. 1999 IEEE

Date of Conference: