Patent ID: 8780860
Filing Date: 2014-07-15
Classification: H04L

Abstract:
1. A method of receiving a sounding reference signal (SRS) in a wireless communication system supporting multiple component carriers by a base station, the method comprising: configuring at least one secondary serving cell (SCell) for a user equipment (UE), the secondary serving cell corresponding to a secondary component carrier; generating a message that indicates activation or deactivation of the at least one secondary serving cell, the at least one secondary serving cell comprising a secondary serving cell for transmitting an SRS from the UE to the base station; transmitting the message to the UE; and receiving an aperiodic SRS (A-SRS) from the UE through an activated one from among the at least one secondary serving cell configured in the UE if the message indicates the activation, the activated one being an activated secondary serving cell for transmitting the A-SRS from the UE to the base station.