Patent ID: 9743391
Date: 2017-08-22
CPC Classifications: H04L,H04W

Claim:
1. A method for transmitting uplink control information by a user equipment (UE) to a base station (BS) in a wireless communication system, the UE being configured with a plurality of serving cells including a first cell and a second cell operating in Time Division Duplex (TDD), the method comprising: receiving, by the UE from the BS, at least one downlink signal in at least one subframe; and transmitting, by the UE to the BS, a Hybrid Automatic Repeat reQuest-Acknowledgement (HARQ-ACK) signal for the at least one downlink signal in a specific subframe, wherein the at least one subframe is associated with the specific subframe according to a Downlink Association Set Index (DASI) of a reference uplink-downlink (UL-DL) configuration determined by a relationship including a following table: