Patent ID: 7882939

Claim:
An elevator operation controller that controls an operation of an elevator in response to a command given by an elevator user staying outside a building through a public communication line, said elevator operation controller comprising: a receiving unit configured to receive speech from the elevator user through a public communication line; a speech recognition unit configured to recognize the speech of the elevator user received by the receiving unit; a command processing unit configured to convert a command given by the elevator user and recognized by speech recognition made by the speech recognition unit into an elevator operating signal; an operation control unit configured to control the operation of the elevator on the basis of the operating signal provided by the command processing unit; and an authentication unit configured to determine whether or not the command given by the elevator user is acceptable, wherein the authentication unit collates a sender's telephone number assigned to a telephone used by the elevator user with a previously registered telephone number, and permits the acceptance of the command given by the elevator user only when the sender's telephone number coincides with the previously registered telephone number.