Patent ID: 8462706

Claim:
A method for reporting channel quality information (CQI) for representing channel quality by a subscriber station in a mobile communication system, comprising: a) receiving uplink radio resource allocation information for transmitting uplink data from a base station; b) determining whether a channel quality information indicator is included in the allocation information, the channel quality information indicator representing a channel quality information report; c) generating the CQI by measuring a radio channel for communicating with the base station, when the channel quality information indicator is included in the allocation information; and d) including the CQI to the uplink data and transmitting the uplink data to the base station through a radio resource corresponding to the allocation information for the uplink data, without requesting resource allocation to transmit the CQI, wherein the uplink data includes data to be transmitted, and a header having information for the data and the subscriber station, and wherein the uplink data is transmitted by adding a subheader including the CQI to the header of the uplink data.