| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a wireless station fault diagnosis apparatus and a wireless station fault diagnosis method which can diagnose fault of a plurality of mobile radio stations or a plurality of ground based radio stations individually. <P>SOLUTION: As a plurality of moving bodies move along the travel route, the electric field strength of wireless communication which is carried out sequentially for each combination of the plurality of mobile radio stations and the plurality of ground based radio stations is acquired (S1, S2), and then fault is diagnosed individually for the plurality of mobile radio stations and the plurality of ground based radio stations based on the electric field strength of wireless communication with the plurality of ground based radio stations which is acquired for each mobile radio station, and the electric field strength of wireless communication with the plurality of mobile radio stations which is acquired for each ground based radio station (S3-S12). <P>COPYRIGHT: (C)2010,JPO&INPIT |
