Patent ID: 9432156
Filing Date: 2016-08-30
CPC Classification: H04L

Claim Text:
1. A communication method of a terminal in a mobile communication system, the method comprising: receiving a first message from a base station on a higher layer signal, the first message including an index for at least one secondary cell (SCell) to be configured, the index for each of the at least one SCell being an integer greater than and not equal to an index of a primary cell; receiving a second message from the base station, the second message including information indicating activation or deactivation for each of the at least one SCell; and activating or deactivating the at least one SCell based on the first message and the second message, wherein the second message includes a bitmap, each bit of the bitmap indicating activating or deactivating an SCell with an index corresponding to a bit position of the each bit of the bitmap, and wherein the first message further includes a physical cell identity (ID) corresponding to the index for the at least one SCell and information on a carrier frequency corresponding to the index for the at least one Scell.