The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Sep. 22, 2020

Filed:

Mar. 28, 2018
Applicant:

Mitsubishi Electric Corporation, Chiyoda-ku, Tokyo, JP;

Inventors:

Katsunori Tsuchida, Tokyo, JP;

Tomohiro Onishi, Tokyo, JP;

Takaya Katsuragi, Tokyo, JP;

Assignee:

MITSUBISHI ELECTRIC CORPORATION, Chiyoda-Ku, Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G08G 1/01 (2006.01); G08G 1/127 (2006.01); B61L 21/06 (2006.01); B61L 25/02 (2006.01); B61L 27/00 (2006.01);
U.S. Cl.
CPC ...
G08G 1/127 (2013.01); B61L 21/06 (2013.01); B61L 25/025 (2013.01); B61L 27/0005 (2013.01);
Abstract

A train presence detection apparatus includes an information acquisition unit to acquire position information on a first end point and a second end point located in a first line section formed in a loop and virtual block presence/absence information indicating whether a virtual block indicating a specific position in the first line section is included in a designated section that is any of a first section and a second section in which the first end point and the second end point are located at both ends; a designated section determination unit to determine which of the first section and the second section is the designated section based on the position information on the first end point and the second end point and the virtual block presence/absence information; and a presence determination unit to determine whether a train is present in the designated section.


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