Patent ID: 9253764
Filing Date: 2016-02-02
CPC Classification: H04L,H04W

Claim Text:
1. A method for receiving an uplink signal by a base station in a wireless communication system, the method comprising: transmitting, by the base station, a physical downlink control channel (PDCCH) via one or more resource units; transmitting, by the base station, a physical downlink shared channel (PDSCH) corresponding to the transmitted PDCCH; and receiving, by the base station, a physical uplink control channel (PUCCH) using a PUCCH resource in response to the transmitted PDSCH, wherein an index of the PUCCH resource is determined by adding a first index offset and a second index offset to a lowest index of the one or more resource units, and wherein the first index offset is signaled via the PDCCH and the second index offset is signaled via higher layer signaling.