Patent ID: 8131280

Claim:
A wireless terminal, comprising: communication means for exchanging, with a base device which communicates using a plurality of transmission channels, either (i) video data and/or audio data, or (ii) a control command containing transmission channel switching information; the transmission channels comprising a number of communication channels for communication between the base device and the wireless terminal; communication condition detection means for detecting a communication condition; and indication means for indicating at least a transmission condition of the control command, according to the communication condition detected by the communication condition detection means, wherein the wireless terminal switches the transmission channels (i) every cycle corresponding to at least a period during which the base device selects in turn each one of the plurality of transmission channels, and (ii) every cycle corresponding to a period of time during which the base device selects each one of the plurality of transmission channels and only for a time which corresponds to time during which the wireless terminal maintains the selected one of the transmission channels based on the communication condition.