| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a communication apparatus capable of achieving timely re-transmission even when propagation environment changes and suppressing power consumption. <P>SOLUTION: The communication apparatus includes communication means that receives electric waves in a plurality of directions and transmits the electric waves, and control means that controls the directivity of the electric waves transmitted by the communication means. The control means controls the communication means to transmit, in the plurality of directions, schedule information including a plurality of transmission right allocation periods for allocating transmission right to a communication apparatus positioned in a specific direction and a plurality of re-transmission periods transmittable by a communication apparatus positioned in a specific direction. <P>COPYRIGHT: (C)2013,JPO&INPIT |
