System and method for alternatively interacting with elevators

Abstract

An electrical or electromechanical installation includes a central processor for controlling operation of the electrical or electromechanical installation, a computer communicatively coupled to the central processor to output a control signal to the central processor, and a first video camera communicatively coupled to the computer to output an image signal to the computer. The computer has a memory storing computer instructions to determine facial characteristics from a person's face data comprised in the image signal, to categorizing the facial characteristics into at least one of predefined emotion categories, and to generate a control signal corresponding to the at least one of predefined emotion categories. The central controller operates the electrical or electromechanical installation in accordance with one of several operational modes, wherein the one of several operational modes is selected as a function of the control signal.

Dependencies are inferred from the claim text.