| http://www.w3.org/ns/prov#value | - ke.Each of the terminal devices 2a (2b, . . . ) includes an image input section 21 (31) used as image input means, a door control section 23 (33) used as entrance control means, door 24 (34), face recognition section 22 (32) and the like.The LAN 3 is a network to which the reception device 1 and terminal devices 2a, 2b, . . . are connected.
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