Patent ID: 8570852
Filing Date: 2013-10-29
Classification: H04J,H04L,H04W,H05K

Abstract:
1. A method of transmitting control signals in a wireless communication system, wherein the method comprises: configuring, by a user equipment, an uplink control channel in a subframe, the subframe comprising two consecutive slots, each slot comprising a plurality of data orthogonal frequency division multiplexing (OFDM) symbols and first and second reference signal (RS) OFDM symbols, wherein the uplink control channel has a first mode for transmitting a channel quality indicator (CQI) signal and a second mode for transmitting both a CQI signal and an acknowledgment/non-acknowledgement (ACK/NACK) signal; in any of the first and second modes of the uplink control channel: in the first mode of the uplink control channel: in the second mode of the uplink control channel: transmitting, by the user equipment, the data and RS OFDM symbols mapped according to one of the first and second modes on the uplink control channel in the subframe.