Patent ID: 9572142
Date: 2017-02-14
CPC Classifications: H04B,H04L,H04W

Claim:
1. A method of transmitting a physical uplink shared channel (PUSCH) by a user equipment (UE) in a wireless communication system, the method comprising: transmitting a first codeword (CW) and a second CW to a base station (BS) via the PUSCH; receiving downlink control information (DCI) from the BS via a physical downlink control channel (PDCCH), the DCI including a first new data indicator (NDI) field corresponding to the first CW, a second NDI field corresponding to the second CW, a first redundancy version (RV) field for the first CW, a second RV field for the second CW, a PUSCH resource block allocation field, a transmit power control (TPC) command for the PUSCH, a cyclic shift field for a demodulation reference signal (DMRS), a channel state information (CSI) request field and a precoding information field; and retransmitting at least the first CW or the second CW when at least the first NDI field or second NDI field has not been toggled.