Patent ID: 8064950
Filing Date: 2011-11-22
Classification: H04W,Y02D

Abstract:
1. A communication apparatus configured to perform wireless communication in a network including at least another communication apparatus, the communication apparatus comprising: a transmitting and receiving unit configured to operate in one of at least three active modes concerning low power consumption operation, each of the at least three active levels specifying a condition for operation of the receiving unit, wherein at a first active mode of the at least three active modes, the transmitting and receiving unit is configured to perform a reception operation for a designated time period after the transmission of the beacon signal; at a second active mode of the at least three active modes, the transmitting and receiving unit is configured to perform a reception operation for a designated time period after the transmission of the beacon signal and at a timing different from after the transmission of the beacon signal, at a third active mode of the at least three active modes, the transmitting and receiving unit is configured to perform a transmission or reception operation during an entire time period between subsequent transmissions of the beacon signal, the transmitting and receiving unit is configured to transmit own active modes information and receive active modes information from the another communication apparatus, and the transmitting and receiving unit is configured to transmit a signal based on the active modes information of the another communication apparatus.