Patent ID: 8144685

Claim:
A communication station that communicates with other communication stations, said communication station comprising: a receiver; a transmitter; and a controller configured to control a receiving operation of said receiver for a designated period of time after transmitting a signal from the transmitter, to stop the receiving operation until an occurrence of at least one of a next signal receiving time and a next signal transmitting time in response to another signal not being transmitted from the other communication stations during the designated period of time, and to write, when holding information addressed to another particular station, information indicating the holding of information addressed to the another particular station to a beacon to be transmitted therefrom, the another particular station, upon receiving the beacon and recognizing that the information indicating the holding of information is addressed thereto, transmitting to a transmission source station of the beacon a signal indicative that the information can be transmitted thereto, the transmitter being configured to send the information to the another particular station upon receiving a reply signal, wherein the transmitter, when holding information addressed to another particular station, is further configured to send, according to another communication procedure, the information to the another particular station without negotiating before sending the information by utilizing a receive processing timing of the another particular station.