1
Daniel R Drop: Processing and registering automatic elevator cell destinations. Otis Elevator Company, March 20, 2001: US06202799 (107 worldwide citation)

The next destination for an automatically registered elevator call is displayed to a passenger on a portable card that he carries, when he passes a beacon adjacent to the elevator, only if the destination is designated as “fixed”; if the destination is designated as “unfixed”, a new next destination ...


2
Robert B Leach, Chester J Slabinski, Jean Youla: Capacitive sensing, solid state touch button system. Otis Elevator Company, July 30, 1991: US05036321 (92 worldwide citation)

A solid state touch or control button assembly (10), with no moving button parts and operated by capacitive sensing by monitoring the phase shift of a signal applied to the face of the button, including in a first embodiment (FIGS. 2A & 2B) a auto balancing button and in a second embodiment (FIGS. 3 ...


3
Bertram F Kupersmith: Method for transmitting messages in an elevator communications system. Otis Elevator Company, September 3, 1996: US05551532 (83 worldwide citation)

In a two-way ring elevator communications system, characterized in that a controller is associated with each elevator to process inter-elevator messages and the controllers of the elevators are linked together in serial fashion on a two-way communications system so that the messages of each controll ...


4
Charles F Hale, Daniel R Drop: Automatic elevator destination call processing. Otis Elevator Company, June 4, 2002: US06397976 (83 worldwide citation)

A potential elevator passenger or occupant (bearer) carries a portable transmitting device with which he must overtly indicate his intent to take an elevator trip before interrogation by a beacon will cause an elevator call to be automatically registered for him, or indicate his intent before gainin ...


5
Lloyd D Doigan, Randy G Henley: Timed advertising in elevators and other shuttles. Otis Elevator Company, February 25, 1997: US05606154 (81 worldwide citation)

One or more messages, such as an ad, is selected and played to potential passengers at a shuttle landing, such as an elevator corridor, waiting for a car to respond to a call, the ad being selected to play completely within the time estimated for the car to respond to the call. In an elevator or oth ...


6
Robert G Morgan, David Crenella, Bruce E Zepke, Harold Terry, Eric K Jamieson: Remote elevator call requests with descriptor tags. Otis Elevator Company, November 16, 1999: US05984051 (74 worldwide citation)

Remote control devices borne by potential passengers are alerted to initiate a request for elevator service by beacons in the building. The beacon alert message includes a tag identifying the floor on which the beacon is located and a position on the floor at which the beacon is located. The floor d ...


7
Ulisses G Romao: Elevator based security system. Otis Elevator Company, May 12, 1998: US05749443 (73 worldwide citation)

A security system for an elevator is disclosed that secures access to a landing by having the resident use a transmitter identifying the secured landing. In a building having a plurality of secured landings, the transmitter provides access to only one of the secured landings by emitting a signal tha ...


8
Roy Stephen Colby, Alberto Vecchiotti, Neil A Greiner, Leslie M Lamontagne, Ronnie E Thebeau: Self commissioning controller for field-oriented elevator motor/drive system. Otis Elevator Company, July 27, 1999: US05929400 (73 worldwide citation)

A self-commissioning controller 7 for a field-oriented elevator motor controller 14 includes calculating an integral gain K.sub.I, a proportional gain Kp, and an overall gain (Gc) for the motor controller; obtaining initial values of a rotor time constant .tau..sub.R, magnetizing current Id, and mot ...


9
Zuhair S Bahjat, Michael Appelt, Stephanie A Szekeres: Elevator management system time based security. Otis Elevator Company, Francis J Maguire Jr, October 27, 1992: US05159163 (72 worldwide citation)

A method of operating an elevator system includes the steps of specifying and storing at least one profile describing at least one elevator operational characteristic, including an elevator security function specifying a landing or landings for which hall calls are not to be responded to and a landi ...


10
Bertram F Kupersmith, Jannah Stanley, Jeremy B Kezer, David M Hughes: Adaptive elevator security system. Otis Elevator Company, April 6, 1993: US05200583 (69 worldwide citation)

An adaptive elevator security system has a security module (52) which uses data stored in a configuration data element (64) to update a security state data element (62). The security module (52) provides data from a raw car/hall call data element (56) to a filtered car/hall call data element (58) ac ...