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.
Patent No.:
Date of Patent:
Dec. 24, 2024
Filed:
Sep. 18, 2021
Applicant:
Casco Signal Co., Ltd., Shanghai, CN;
Inventors:
Assignee:
CASCO SIGNAL CO., LTD., Shanghai, CN;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B61L 27/04 (2006.01); B61L 27/70 (2022.01);
U.S. Cl.
CPC ...
B61L 27/04 (2013.01); B61L 27/70 (2022.01);
Abstract
A temporary train speed restriction management method and system. Temporary speed restriction instructions are managed by adopting a uniform session management framework. The temporary speed restriction instructions in a session are uniformly processed in a session closing stage. The availability of a communication link is detected. The method and system performs life cycle management on the temporary speed restriction instructions by adding a timeliness mechanism for the message.