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:
Feb. 17, 2026

Filed:

Mar. 29, 2022
Applicant:

Mitsubishi Electric Corporation, Tokyo, JP;

Inventors:

Tatsuhiko Murakami, Tokyo, JP;

Takashi Miyauchi, Tokyo, JP;

Shingo Hamada, Tokyo, JP;

Ryosuke Okada, Tokyo, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B61L 25/02 (2006.01); B61L 27/70 (2022.01);
U.S. Cl.
CPC ...
B61L 25/026 (2013.01); B61L 27/70 (2022.01);
Abstract

A train information management apparatus includes a calculator that calculates a first travel position of a train based on the number of revolutions of wheels of the train, a beacon information receiving unit that receives information from a beacon, an on-board communication unit that communicates with a base station and acquires identification information on the base station, a storage unit that stores, when the train passes over a specific beacon, combined information of information on the specific beacon passed over, the identification information on the base station with which the on-board communication unit communicates, and information on a second travel position of the train, and a correction control unit that corrects the first travel position with the second travel position using the combined information when the train passes over the specific beacon during operation in which the train does not stop at stations at a specified frequency.


Find Patent Forward Citations

Murakami, Tatsuhiko. (2026). Train information management apparatus, train information management system, and train information management method (U.S. Patent No. 12552428). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12552428

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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