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:
Aug. 30, 2022
Filed:
Dec. 12, 2018
Kone Corporation, Helsinki, FI;
Hannu Rytilae, Helsinki, FI;
Tommi Huotari, Helsinki, FI;
Kone Corporation, Helsinki, FI;
Abstract
The invention allows enhancing radio signal coverage in an elevator environment. An elevator antenna pair comprises a primary antenna that is configured to transmit and receive radio frequency signals with an external wireless communication network. The elevator antenna pair further comprises a secondary antenna that is communicatively connected to the primary antenna and configured to transmit and receive radio frequency signals with at least one radio frequency transceiver in an elevator car. The primary antenna is arranged within an elevator landing signalization unit, and the secondary antenna is arranged inside an elevator hoistway.