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:
Jul. 30, 2019
Filed:
Jul. 28, 2017
Otis Elevator Company, Farmington, CT (US);
Yanying Chen, Guangzhou, CN;
ZhaoXia Hu, Hangzhou, CN;
Hui Fang, Shanghai, CN;
Zhen Jia, Shanghai, CN;
Jianwei Zhao, Shanghai, CN;
Qiang Li, Shanghai, CN;
Anna Su, Shanghai, CN;
Alan Matthew Finn, Hebron, CT (US);
OTIS ELEVATOR COMPANY, Farmington, CT (US);
Abstract
The present invention relates to the field of passenger conveyor technologies, and provides a speed detection system of a passenger conveyor and a speed detection method thereof. In the speed detection system and the speed detection method of the present invention, an imaging sensor and/or a depth sensing sensor are/is used to sense at least one part of the passenger conveyor to acquire sequence frames, and the sequence frames are analyzed by a processing apparatus to obtain at least speed information about steps of the passenger conveyor.