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. 14, 2018
Filed:
Apr. 03, 2012
Daryl J. Marvin, Farmington, CT (US);
Vijay Jayachandran, West Hartford, CT (US);
Bruce P. Lerner, Cheshire, CT (US);
Daryl J. Marvin, Farmington, CT (US);
Vijay Jayachandran, West Hartford, CT (US);
Bruce P. Lerner, Cheshire, CT (US);
OTIS ELEVATOR COMPANY, Farmington, CT (US);
Abstract
An elevator control system includes at least one destination entry fixture coupled to a controller area network (CAN) bus that provides a first communication channel, the at least one destination entry fixture operable to transmit destination information over the CAN bus; a plurality of elevator car controllers each associated with a respective elevator car, the plurality of elevator car controllers coupled to the CAN bus to receive the destination information; the plurality of elevator car controllers coupled to a ring network that provides a second communication channel; and a group controller operable to determine an elevator car to be dispatched in response to receiving the destination information.