Patent ID: 9066342
Filing Date: 2015-06-23
Classification: H04J,H04L,H04W

Abstract:
1. A method for transmitting control information by a user equipment (UE) in a carrier aggregation (CA)-based wireless communication system, the UE configured with a first cell set to one of uplink-downlink (UL-DL) configurations #0 to #6 and a second cell set to another of UL-DL configurations #0 to #6, the method comprising: receiving, by the UE, downlink control information (DCI) having a DL DCI format comprising a downlink assignment index (DAI) field, for the second cell; and transmitting, by the UE, hybrid automatic repeat request (HARQ)-acknowledgement (ACK) information including a set of one or more HARQ-ACK bits (O wherein O wherein, for the HARQ-ACK timing, wherein subframe configurations according to the UL-DL configurations #0 to #6 are shown in the following table 1: