INTERCEPTION TERMINAL DEVICE, POSITION ESTIMATION SYSTEM, INFORMATION COMMUNICATION TERMINAL DEVICE, POSITION ESTIMATION METHOD, AND PROGRAM FOR INTERCEPTION TERMINAL DEVICE

摘要

PROBLEM TO BE SOLVED: To provide an interception terminal device for estimating the position of an information communication terminal device designed so as not to dispatch to the utmost, or the like.SOLUTION: A movable information communication terminal device 30 attached to an object 5 performs communication with a plurality of radio equipment 41a, 41b, 41c, 41d installed on a prescribed position, and an interception terminal device 20 for intercepting a radio wave from the information communication terminal device 30 includes a plurality of antenna means. The antenna means measure reception intensity of the radio wave, and the antenna means are installed detachably.