| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To solve a problem of a conventional wireless LAN having a difficulty of limiting a providing range of a network within a desired range due to other environmental effects such as presence / absence of propagation within the sight of line. <P>SOLUTION: The processing operation of a master unit includes: a step S110 wherein the master unit 100 inquires of a plurality of slave units 200, 300 whose communication area ranges differ from each other about the propriety of communication with a mobile wireless terminal when detecting the mobile wireless terminal in its own communication area in a step S100; and steps S120, S125 of deciding the propriety of a network service to the mobile wireless terminal depending on the combinations of communication propriety between the slave units 200, 300 and the mobile wireless terminal. <P>COPYRIGHT: (C)2004,JPO</p> |
