Patent ID: 8891354

Claim:
A method of transmitting an uplink signal in a wireless communication system, the method comprising: transmitting the uplink signal via plural Single Carrier Frequency Division Multiple Access (SC-FDMA) symbols in a subframe, the uplink signal includes rank information (RI) and Hybrid Automatic Repeat reQuest Acknowledgement (HARQ-ACK) information, wherein the plural SC-FDMA symbols include an SC-FDMA symbol for reference signal, a set of two SC-FDMA symbols for the RI, and a set of two SC-FDMA symbols for the HARQ-ACK information, wherein the set of two SC-FDMA symbols for the RI are separated from the SC-FDMA symbol for the reference signal by one SC-FDMA symbol, wherein the set of two SC-FDMA symbols for the HARQ-ACK information are contiguous with the SC-FDMA symbol for the reference signal.