Patent ID: 7162233

Claim:
An elevator call registration system comprising: a portable terminal carried by a user; a plurality of base stations that exchanges signals with the portable terminal in respective communication areas; an elevator call registration server that manages an elevator call registration requested via the base station by the user who carries the portable terminal; and an elevator control device that registers an elevator call registration based on an instruction from the elevator call registration server, wherein the portable terminal transmits registration information to one of the base stations based on a various-service guide menu constantly transmitted from the elevator call registration server, and periodically transmits its own portable terminal identification information to the base station, each base station comprises a wireless transmission unit that transmits the various-service guide menu to the portable terminal, and an output unit that transmits additional registration information, in which own base station identification information is added to the registration information received, to the elevator call registration server and outputs portable-terminal position information, in which the own base station identification information is added to the portable terminal identification information received, to the elevator call registration server, and the elevator call registration server constantly transmits the various-service guide menu to the portable terminal, identifies a corresponding elevator based on the registration information added and transmitted from the portable terminal via the base station, stores, as reservation registration information, base station identification information of the base station that is provided in a communication area in which a building, having installed therein the elevator identified, is located, and the portable terminal identification information of the portable terminal, determines, from the portable-terminal position information concerning the portable terminal and the reservation registration information, whether the portable terminal is in the communication area in which the building is located, and instructs, when the portable terminal is in the communication area, the elevator control device that the user is approaching and transmits elevator call data.