Patent ID: 8144677
Filing Date: 2012-03-27
Classification: H04L,H04W,Y02D

Abstract:
1. A wireless communication device for transmitting and receiving packets, the wireless communication device comprising: a first transmitting unit configured to periodically or occasionally transmit a scheduling table, in which a transmission order is written by at least one of a plurality of wireless communication devices, to a wireless base station; a recognizing and retaining unit configured to recognize and retain a scheduling table received when the wireless communication device is connected to the wireless base station and is not communicating with another wireless communication device; a second transmitting unit configured to additionally write information of the wireless communication device to the scheduling table which is retained by the recognizing and retaining unit at the beginning of communication and to transmit the additionally-written scheduling table at least once; an updating unit configured to update the retained scheduling table, when an update time of another scheduling table received by the wireless base station in communication is later than an update time of the retained scheduling table and another transmission order received by the wireless base station is different from the transmission order in the retained scheduling table; and a third transmitting unit configured to communicate during a transmission priority period set in accordance with the scheduling table updated by the updating unit to transmit the packets with a high priority.