POWER LINE COMMUNICATION NETWORK AND METHOD FOR POWER LINE COMMUNICATION

摘要

A PLC network and a PLC method are provided to supply normal services always by installing a standby cell coordinator for performing a roll of a cell coordinator when a beacon message is not received from the cell coordinator for a predetermined time period. A PLC network comprises the followings: a cell coordinator(Co) for performing scheduling adjustment within a PLC cell and periodically transmitting scheduling information about the scheduling adjustment to stations within the PLC cell; and a standby coordinator(standby Co) for determining that the coordinator does not operate when a beacon message is not received from the coordinator for a predetermined time period and performing a roll of the coordinator.