Patent ID: 9686703
Date: 2017-06-20
CPC Classifications: H04L,H04W

Claim:
1. A method for transmitting a channel state information (CSI) report for a downlink (DL) channel by a user equipment (UE) in a mobile communication system, the method comprising: identifying, from an evolved node b (eNB), CSI report setting information including information related to a transmission cycle and a transmission offset for calculating a transmission time of a CSI report, and discontinuous reception (DRX) setting information including information related to an active time period included in a DRX cycle, the DRX cycle including the active time period and a deactive time period; determining whether the transmission time of the CSI report is included in the active time period; adjusting, if the transmission time of the CSI report is determined not to be included in the active time period, the transmission time of the CSI report to a time which is included in the active time period; and transmitting the CSI report at the adjusted transmission time.