Patent ID: 6950413
Filing Date: 2005-09-27
Classification: H04B,H04L,H04W

Abstract:
1. A mutually-assisted proximity informer system with a plurality of wireless devices having a same modulation, format and coding algorithm over a same frequency channel, said system comprising: a message source among of said a plurality of wireless devices for delivering a message; an original message unit in a frame format and embedded with an ID, a message/status and a relay sequence for a relay process of said message generated and transmitted by said message source; at least a relaying device among of said a plurality of wireless devices for said relay process, wherein said original message unit is received and transmitted voluntarily one by one with a message unit in said frame format by said at least a relaying device until a termination of said relay process, and said relay sequence count is constantly incremented during the relay process; and a destination out of said a plurality of wireless devices for receiving the message.