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:
Mar. 17, 2020
Filed:
Dec. 13, 2018
Otis Elevator Company, Farmington, CT (US);
Ke Yang, Shanghai, CN;
Wenbo Huang, Shanghai, CN;
OTIS ELEVATOR COMPANY, Farmington, CT (US);
Abstract
This invention relates to the maintenance monitoring of passenger transport systems. The maintenance monitoring device for passenger transport systems of this invention comprises a radio/wireless beacon and personal mobile terminal, the radio beacon is roughly installed at an on-site check point of a passenger transport system and is used to broadcast radio signals toward its surroundings, and the personal mobile terminal is carried by the maintenance workers and is used to sense radio signals when the maintenance workers approach the corresponding radio beacon; wherein the personal mobile terminal and/or the radio beacon is configured to calculate the time period information of radio signals broadcast by the corresponding radio beacon and continuously sensed by the personal mobile terminal. This invention can automatically achieve monitoring of maintenance operations, features a good user experience for maintenance operations, and is beneficial to boosting compliance in maintenance operations.