Patent ID: 9668162
Date: 2017-05-30
CPC Classifications: H04W

Claim:
1. A method for updating system information, performed by a network node in a wireless communication system, the method comprising: transmitting multiple alternative sets of system information, SI, from the network node to one or more User Equipments, UEs, the multiple alternative sets comprising different respective values for at least one common radio system parameter, wherein the at least one common radio system parameter is for cell access by the UE or for cell barring; determining to bar system access by a first group of UEs while permitting system access by a second group of UEs; determining a set, among the multiple alternative sets, to be applied by the first group of UEs to bar access by the first group of UEs; and transmitting an SI selection signal from the network node to the UE, the SI selection signal indicating the determined set to be applied by the UE.