Patent ID: 8917603
Filing Date: 2014-12-23
Classification: H04J,H04L,H04W

Abstract:
1. A method for transmitting uplink control information in a wireless communication system supporting carrier aggregation and operating in time division duplex (TDD), the method comprising: receiving at least one of one or more physical downlink control channels (PDCCHs) and one or more physical downlink shared channels (PDSCHs) in a plurality of downlink subframes according to an uplink-downlink (UL-DL) configuration: determining a number of bits of acknowledgement/negative acknowledgement (ACK/NACK) information on the at least one of one or more PDCCHs and the one or more PDSCHs using a value indicated by a predetermined 2-bit field in a downlink control information (DCI) format for UL scheduling; and transmitting the number of bits of ACK/NACK information through a physical uplink shared chnnel (PUSCH) corresponding to the DCI format, wherein the number of bits of ACK/NACK information is determined using: wherein V