US Patent 10259681 Elevator dispatch using fingerprint recognition

A conveyance system including a system interface having a camera to generate an image including an input fingerprint and an input finger presentation; a dispatch system including a fingerprint recognition unit and a profile unit, the fingerprint recognition unit comparing the input fingerprint to a reference fingerprint; the dispatch system accessing a user profile when the input fingerprint matches the reference fingerprint; the dispatch system comparing the input finger presentation to a reference finger presentation in the user profile; and the dispatch system retrieving a destination from the user profile when the input finger presentation matches the reference finger presentation.