Patent ID: 9585123
Date: 2017-02-28
CPC Classifications: H04W

Claim:
1. A user equipment (UE) configured to receive a group trigger message which is sent to a group of Machine Type Communication (MTC) devices comprising the UE based on a Cell Broadcast Service (CBS) messaging system, the UE comprising: a receiver; and a processing circuit coupled to the receiver, wherein the processing circuit is configured to: receive via the receiver a paging message comprising an indicator indicating a group trigger message to be received; receive via the receiver a broadcast message in response to receiving the paging message; determine a resource from the broadcast message in which the group trigger message is obtained; obtain the group trigger message from the resource of the broadcast message, wherein the resource is determined from a system information block (SIB) of the broadcast message in response to receiving the indicator, the resource is in the SIB which is other than SIB x, and x is an integer only from 1 to 13 and the SIB comprises an access barring parameter which randomizes a response time for each of the group of MTC devices to respond according to a randomized delay.