Patent ID: 9124376
Filing Date: 2015-09-01
Classification: H04H,H04W

Abstract:
1. A communication device comprising: a network side communication unit that receives emergency information from an information broadcasting node; and a UE side communication unit that communicates a communication signal with user equipment through a radio base station, wherein the UE side communication unit broadcasts a Secondary Notification signal including the emergency information, subsequent to broadcasting a Primary Notification signal providing notice of broadcasting of the emergency information, and individually transmitting a command signal to the user equipment, wherein the command signal is for commanding transition of an RRC protocol state or for commanding switching to another cell, wherein the transition of the RRC protocol state is from a state in which reception of the emergency information is disabled to a state in which reception of the emergency information is enabled, and wherein the other cell is the cell in which the user equipment is capable of receiving the Secondary Notification signal irrespective of the RRC protocol state of the user equipment.