Patent ID: 7400576

Claim:
A QoS control system using a wireless LAN network, comprising: a wireless LAN base station connected to the wireless LAN network; and one or a plurality of wireless LAN terminals connected to the wireless LAN base station via the wireless LAN network, wherein said wireless LAN base station comprises means for receiving information for identifying the wireless LAN terminal and a QoS service content of a user whose authentication is required from a server via a communication network, the server being configured to, when the user of the wireless LAN network requires a user's authentication from the wireless LAN terminal, authenticate the user of the wireless LAN network whose authentication is required based on a recorded user's authentication information and notify the wireless LAN base station of the information and the QoS service content, the QoS service content including a priority information, means for receiving information for identifying the wireless LAN terminal from the wireless LAN terminal via the wireless LAN network, and means for carrying out priority control in accordance with the priority information of the QoS service content from the server, if the information for identifying the wireless LAN terminal from the wireless LAN terminal corresponds to that from the server, and wherein said wireless LAN terminal comprises means for requiring the user's authentication the wireless LAN base station, means for receiving the priority information of the QoS service content notified from the server via the wireless LAN base station, and means for carrying out the priority control in accordance with the priority information, and wherein said server comprises: an authentication server which stores the authentication information for each user of the wireless LAN network and notifies the information for identifying the wireless LAN terminal and a user information of the user, when the user of the wireless LAN network carries out authentication request from the wireless LAN terminal via the wireless LAN base station, and a policy server which stores QoS service content for each user and notifies the wireless LAN base station of QoS service content corresponding to the user information notified from the authentication server together with the information for identifying the wireless LAN terminal.