Patent ID: 8055251

Claim:
A terminal comprising: a wireless communication unit configured to perform data communication with at least one other terminal; a display configured to display a screen for selecting a communication application for executing the data communication and a display screen for selectively selecting a communication quality of service corresponding to the communication application; and a controller configured to apply the selected communication quality of service to the communication application for executing the data communication, wherein the wireless communication unit is further configured to receive information about the selected communication quality of service from a base station, wherein the controller is further configured to provide information about the selected communication quality of service using the information received from the base station, and wherein when the information indicates the selected communication quality of service is not supported by the base station, the controller is further configured to assign weight values to a use fee and a data rate for executing the data communication for quality of services supported by the base station, to set a quality of service having a largest weight sum as an optimal service, and to control the display to display the optimal service supported by the base station on the display screen.