Also plural the technique which supports the coexistence where harmony of body territory network of position is achieved

摘要

Also plural body territory network of position (BAN) the method of adjusting the access to radio medium in between (400). As for this method, using the beacon which also one is received at least from BAN of position by the master device of first BAN, being the stage which at least detects one coming from abroad BAN, coming from abroad BAN that round start time (RST) RST the description above first BAN is BAN which is not lined up, stage (S410) with; The description above first BAN and the description above the stage which at least records the RST offset with one coming from abroad BAN (S420) with; On the basis of the aforementioned RST offset, the description above first BAN and the description above at least each of them inside one coming from abroad BAN becomes an initiator BAN and the stage which is decided each of them becomes a target BAN, (S430) with; RST of initiator BAN is included RST of target BAN the stage which re-is lined up (S460) with.