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:
Feb. 26, 2008
Filed:
Mar. 02, 2004
Rory Smith, El Cajon, CA (US);
San Aranggi Soemardjan, El Cajon, CA (US);
James A. Nickerson, Spring Valley, CA (US);
Randolph W. Huff, Hartsdale, NY (US);
Rory Smith, El Cajon, CA (US);
San Aranggi Soemardjan, El Cajon, CA (US);
James A. Nickerson, Spring Valley, CA (US);
Randolph W. Huff, Hartsdale, NY (US);
ThyssenKrupp Elevator Capital Corporation, Troy, MI (US);
Abstract
The systems and methods of present invention invoke an elevator communication system for providing communication between a plurality of hall fixture devices and at least one elevator system controller. The elevator communication system includes at least one elevator door interlock wiring circuit, which has a first and a second portion. A first transceiver device is coupled to the first portion of the door interlock wiring for transmitting and receiving signals between the at least one elevator system controller and the plurality of hall fixture devices over the interlock wiring. A second transceiver device is coupled to the second portion of the door interlock wiring for transmitting and receiving the signals between the at least one elevator system controller and the plurality of hall fixture devices over the interlock wiring.