| 摘要 |
PROBLEM TO BE SOLVED: To surely check the communication state between terminal equipments on a radio network without increasing the load of the network. SOLUTION: Each radio terminal equipment in existence in a radio communication area sends periodically an existence frame denoting the existence of its own terminal equipment and updates a reception status table in which each radio terminal equipment registers a receptible terminal address based on the existence frame received from other radio terminal equipment. Then each radio terminal equipment circulatingly sends the content of the reception status table after update to other communication available terminal equipments by a circulating frame and updates further the reception status table depending on the content of the circulation frame received from other radio terminal equipments and grasps the state of the communication priority among a plurality of radio terminal equipments in existence in the radio communication area depending on the content of the reception status table. |
