Patent ID: 9414364
Filing Date: 2016-08-09
CPC Classification: H04B,H04L,H04W

Claim Text:
1. A method for transmitting channel information, by a User Equipment (UE), comprising: identifying information for at least one first type Channel Status Information Reference Signal (CSI-RS) and information for at least one second type CSI-RS from an eNB; generating first channel information based on a first type CSI-RS and a second type CSI-RS, among the at least one first type CSI-RS and the at least one second type CSI-RS; reporting the first channel information by Physical Uplink Control Channel (PUCCH)-based periodic channel information feedback; if a Physical Downlink Control Channel (PDCCH) including an indicator is received, generating second channel information based on the first type CSI-RS and the second type CSI-RS; and reporting the second channel information through a Physical Uplink Shared Channel (PUSCH), wherein the indicator triggers a channel information report associated with the first type CSI-RS and the second type CSI-RS, among the at least one first type CSI-RS and the at least one second type CSI-RS.