| 摘要 |
PURPOSE: To make radio communication without less interference between plural base stations and mobile stations by preventing a communication fault generated through the use of a same radio channel. CONSTITUTION: This system is provided with a master set 11, plural base stations 12, 13, and mobile stations 14, 15, the master set 11 is provided with a radio channel management section 17 informing a radio channel used by other base station and each of the base stations 12, 13 is provided with an idle radio channel detection detection section 20 selecting other idle radio channel than a noticed radio channel and commanding communication. Or an idle radio channel of radio channels used by other base stations is detected strictly to reduce the possibility of selection of the same radio channel used in the vicinity of a concerned base station. |
