Patent ID: 9609636
Date: 2017-03-28
CPC Classifications: H04L,H04W

Claim:
1. A method of transmitting uplink control information at a communication apparatus configured with a plurality of cells including a first cell and a second cell in a wireless communication system, the method comprising: receiving a first set of one or more Physical Downlink Shared Channel (PDSCH) signals within M downlink subframes through the first cell, where M≧1; receiving a second set of zero or more PDSCH signals within N downlink subframes through the second cell, where N≧1; and transmitting acknowledgment information on an uplink subframe, the acknowledgment information including acknowledgment information for the first set and acknowledgment information for the second set, wherein a PDSCH signal without a corresponding Physical Downlink Control Channel (PDCCH) signal is present among the first set, and acknowledgment information in response to the PDSCH signal is placed at an end of a portion of the acknowledgment information for the first set and is not placed at an end of the acknowledgment information.