| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a communication system for filtering multi-destination messages. <P>SOLUTION: The communication system includes multitude of transmitters, an interface, a first filter, and a second filter. The multitude of transmitters are configured to send information wirelessly to multitude of wireless terminals. The interface is configured to receive messages intended for at least some of the multitude of wireless terminals, where the multitude of wireless terminals include a wireless terminal. The first filter is configured to determine a subset of the multitude of transmitters that generally correspond to a predetermined geographic criteria, where the subset is configured to transmit a message. The second filter is configured to determine if the wireless terminal corresponds to the predetermined geographic criteria. <P>COPYRIGHT: (C)2012,JPO&INPIT |
