METHOD OF MEASUREMENT OVER MULTIPLE DOWNLINK CARRIERS AND APPARATUS THEREFOR

摘要

A wireless communication system is disclosed. A method for transmitting channel information by a user equipment (UE) in a wireless communication system, includes receiving a radio frequency (RF) signal from a plurality of downlink component carriers, and reporting a channel measurement result of at least one downlink component carrier from among the plurality of downlink component carriers via an uplink, wherein measurement duration for the reporting is lager a downlink component carrier in a first state than on a downlink component carrier in a second state.