Patent ID: 9326128
Filing Date: 2016-04-26
CPC Classification: H04W

Claim Text:
1. A method in which at least one of a first frequency bandwidth for use in an uplink and a second frequency bandwidth for use in a downlink is variable in a wireless communication system corresponding to a wireless terminal device, the method comprising: designating, by the wireless terminal device, a terminal category using at least one of a transmitting frequency bandwidth and receiving frequency bandwidth as a terminal capability between a wireless base station and the wireless terminal device; setting, by the wireless terminal device, a link between the wireless base station and the wireless terminal device based on the terminal category; and generating, by the wireless terminal device, a control signal using both one of a downlink frequency indicating a downlink frequency band and an uplink frequency indicating an uplink frequency band determined by the link setting unit determining the link setting respectively, and another frequency represented by a frequency difference between the downlink frequency and the uplink frequency, and transmitting the control signal to the wireless terminal device, thereby informing of the downlink frequency and the uplink frequency.