Patent ID: 9432898
Filing Date: 2016-08-30
CPC Classification: H04B,H04L,H04W,Y04S

Claim Text:
1. A communication device for communicating with a plurality of terminals, the communication device being configured to: receive at the communication device a message from at least one of the terminals informing the communication device that said terminal has detected an alert condition, causing the terminal to enter an alert mode; determine at the communication device that others of the plurality of terminals may attempt to transmit messages to the communication device informing the communication device that they have detected the same alert condition; identify at the communication device other terminals of the plurality of terminals that are likely to be affected by the same alert condition; arrange so that only a subset of those other terminals attempt to transmit a message to the communication device in response to the alert condition; and instruct the others of the plurality of terminals to transmit their information relating to the alert condition via non-contended access.