Patent ID: 9629137
Date: 2017-04-18
CPC Classifications: H04B,H04L,H04W

Claim:
1. A method of transmitting aperiodic channel status information (CSI) at a user equipment (UE) through a physical uplink shared channel (PUSCH) in a wireless communication system, the method comprising: receiving a physical downlink control channel (PDCCH) for scheduling the PUSCH, the PDCCH including 2-bit level indicator for requesting aperiodic CSi report; and transmitting aperiodic CSI for at least one of a plurality of component carriers through the PUSCH scheduled by the PDCCH, the at least one of the plurality of component carriers being indicated by the 2-bit level indicator in the PDCCH, wherein the plurality of component carriers includes component carrier sets for the aperiodic CSI report, the component carrier sets for the aperiodic CSI report are configured by using radio resource control (RRC) configuration information, and each of the component carrier sets for the aperiodic CSI report includes one or more component carriers.