Patent ID: 9445328
Filing Date: 2016-09-13
CPC Classification: H04W

Claim Text:
1. A method for reselecting a cell at a user equipment in a wireless communication system, the method comprising: receiving first cell reselection priority information from a network; generating second cell reselection priority information based on the first cell reselection priority information; receiving probability information related to cell reselection from the network; and performing a first cell reselection according to the second cell reselection priority information and the received probability information when a specific service is received or is desired to be received and when a first random number generated by the user equipment is lower than a number indicated by the probability information, wherein generating the second cell reselection priority information comprises modifying a priority of a frequency on which the specific service is provided as a highest priority, and wherein, when a cell selected by the first cell reselection is a secondary cell of the user equipment, the method further comprises: transmitting, to the network, a first message indicating that the user equipment cannot receive the specific service via the secondary cell; receiving a second message for changing the secondary cell to a primary cell of the user equipment; and receiving the specific service via the changed primary cell from the network.