Train Presence Detection Apparatus;

Abstract: This train presence detection device 1 comprises: an information acquisition unit (3) which acquires positional information of a first end point (P1) and a second end point (P2) located in a first line section (L1) formed in an annular shape and virtual block presence/absence information that indicates whether or not a virtual block (VB) indicating a specific position within the first line section (L1) is included in a specified designated section within a first section (A1) or second section (A2) in which the first end point (P1) and the second end point (P2) are located at each end; a designated section discrimination unit (4) which discriminates whether the designated section is the first section (A1) or the second section (A2) on the basis of the positional information of the first end point (P1) and second end point (P2) acquired by the information acquisition section (3) and the virtual block presence/absence information; and a presence determination unit (5) which determines whether or not a train (20) is present in the designated section discriminated by the designated section discrimination section (4).

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