Patent ID: 9401779
Filing Date: 2016-07-26
CPC Classification: H04L,H04W

Claim Text:
1. A method for generating ACK/NACK (Acknowledgement/Negative ACK) information at a user equipment in a wireless communication system, the method comprising: receiving a plurality of codewords corresponding to data blocks via physical downlink shared channels (PDSCHs) through a plurality of downlink carriers from a base station, wherein each of the plurality of downlink carriers carries two or more codewords; generating the ACK/NACK information by concatenating ACK/NACK bits corresponding to the plurality of codewords in accordance with an index order of the downlink carriers and an index order of the two or more codewords associated with each of the downlink carriers; and transmitting the ACK/NACK information via a physical uplink control channel (PUCCH) through one uplink carrier to the base station.