Patent ID: 6771656
Filing Date: 2004-08-03
Classification: H04L

Abstract:
A communication right determination method for determining a right to communicate between a host unit and a plurality of terminal equipment coupled to the host unit, comprising the steps of:(a) transmitting polling information from the host unit simultaneously to the plurality of terminal equipment; (b) transmitting connection response information from the terminal equipment to the host unit at times which are different for each of the terminal equipment depending on the polling information received from the host unit; and (c) establishing a communication between the host unit and a predetermined terminal equipment from among the plurality of terminal equipment depending on the connection response information which is received from each of the terminal equipments, wherein: said step (b) generates terminal recognition information based on a connection request time of each of the terminal equipments and transmits the terminal recognition information to the host unit by adding the terminal recognition information to the connection response information; and said step (c) transmits communication confirmation information which indicates an establishment of a communication, to the terminal equipments, by adding to the communication confirmation information the terminal recognition information which is added to the connection response information received from the predetermined terminal equipment.