JP2011118634A5

JP2011118634A5 -

Info

Publication number: JP2011118634A5
Application number: JP2009274931A
Authority: JP
Filing date: 2009-12-02
Publication date: 2013-01-24
Anticipated expiration: 2029-12-02

Description

上記の目的を達成するための本発明の一態様による端末管理装置は以下の構成を備える。すなわち、
通信端末が基地局を介して認証サーバにログインすることにより、前記通信端末とネットワークとの通信が開始される通信システムにおける端末管理装置であって、
前記通信端末が前記認証サーバにログインした際の認証情報を記憶する認証情報記憶手段と、
前記通信端末と前記基地局との間のリンクの切断の発生または前記リンクに切断が発生することを推定させる事象の発生を検出する検出手段と、
前記検出手段により前記切断または前記事象の発生が検出された場合に、前記認証サーバにおいて前記通信端末のログイン状態であるか否かを判定する判定手段と、
前記判定手段により前記ログイン状態であると判定された場合に、前記認証情報記憶手段に記憶してある前記認証情報を用いて、前記認証サーバに対して前記通信端末のログアウトを実行するログアウト実行手段とを備える。
In order to achieve the above object, a terminal management apparatus according to an aspect of the present invention has the following arrangement. That is,
A terminal management apparatus in a communication system in which communication between the communication terminal and a network is started by a communication terminal logging into an authentication server via a base station,
Authentication information storage means for storing authentication information when the communication terminal logs into the authentication server;
Detecting means for detecting occurrence of a disconnection of a link between the communication terminal and the base station or an occurrence of an event for estimating that a disconnection occurs in the link ;
A determination unit that determines whether or not the communication terminal is in a login state in the authentication server when the disconnection or the occurrence of the event is detected by the detection unit;
Logout execution means for executing logout of the communication terminal to the authentication server using the authentication information stored in the authentication information storage means when the determination means determines that the login state is established With.

Claims

A terminal management apparatus in a communication system in which communication between the communication terminal and a network is started by a communication terminal logging into an authentication server via a base station,
Authentication information storage means for storing authentication information when the communication terminal logs into the authentication server;
Detecting means for detecting occurrence of a disconnection of a link between the communication terminal and the base station or an occurrence of an event for estimating that a disconnection occurs in the link ;
A determination unit that determines whether the communication terminal is in a login state in the authentication server when the detection unit detects the disconnection or the occurrence of the event;
Logout execution means for executing logout of the communication terminal to the authentication server using the authentication information stored in the authentication information storage means when the determination means determines that the login state is established And a terminal management apparatus.

The terminal management apparatus according to claim 1 , wherein the event detected by the detection unit includes that a power-off operation is executed in the communication terminal.

The terminal management apparatus according to claim 1 , wherein the event detected by the detecting unit includes that the remaining battery level of the communication terminal is lower than a predetermined value.

The terminal management apparatus according to claim 1 , wherein the event detected by the detecting unit includes that the wireless communication strength between the communication terminal and the base station is lower than a predetermined value.

The terminal management apparatus according to any one of claims 1 to 4 , wherein the terminal management apparatus forms part of the base station.

The terminal management unit, the terminal management apparatus according to any one of claims 1 to 4, characterized in that it constitutes a part of the communication terminal.

It further comprises logout management means for monitoring whether or not the communication terminal has logged out from the authentication server according to a predetermined procedure, and when logged out, stores logout information indicating that,
It said determination means, the terminal management apparatus according to any one of claims 1 to 6, wherein detecting that the communication terminal at the authentication server by referring to the logout information is a login state.

The detecting means further performs a session confirmation with the authentication server using the authentication information when the logout information indicates that the logout information is not logged out, so that the communication terminal is in a login state in the authentication server. The terminal management device according to claim 7 , wherein the terminal management device is detected.

A terminal provided corresponding to each of the plurality of base stations in a communication system in which communication between the communication terminal and the network is started when the communication terminal logs in to an authentication server via one of the plurality of base stations. A management device,
Authentication information storage means for storing authentication information when the communication terminal logs into the authentication server;
Receiving means for receiving a logout determination request for inquiring whether or not a predetermined communication terminal is logged out in the authentication server from another terminal management device;
A determination unit that determines whether the predetermined communication terminal is in a login state in the authentication server when the logout determination request is received by the reception unit;
When the determination unit determines that the login state is established, the predetermined communication with the authentication server is performed using the authentication information of the predetermined communication terminal stored in the authentication information storage unit. A terminal management apparatus comprising logout execution means for executing logout of a terminal.

When a login request to the authentication server is made from the communication terminal via the base station, a holding unit for holding without sending the login request to the authentication server,
Transmitting means for transmitting the logout determination request to another terminal management device for the communication terminal that has made the login request;
In response to the logout determination request from the transmission means, a notification of logout completion is received from the other terminal management device, thereby releasing the hold state by the hold means, and sending the login request to the authentication server to log in The terminal management apparatus according to claim 9 , further comprising execution means for executing.

The terminal management apparatus according to claim 10 , wherein another terminal management apparatus to which the logout determination request is transmitted by the transmission unit is limited to a terminal management apparatus existing within a predetermined range from its own position.

A control method of a terminal management apparatus in a communication system in which communication between the communication terminal and a network is started by a communication terminal logging into an authentication server via a base station,
An authentication information storage means for storing authentication information when the communication terminal logs into the authentication server; and
A detecting step for detecting the occurrence of a disconnection of the link between the communication terminal and the base station or an occurrence of an event that causes the link to be estimated to be disconnected; and
A determination step of determining whether or not the communication terminal is in a login state in the authentication server when the disconnection or the occurrence of the event is detected in the detection step;
When it is determined in the determination step that the user is in the login state, logout execution means performs logout of the communication terminal to the authentication server using the authentication information stored in the authentication information storage means And a logout execution means for controlling the terminal management apparatus.

A terminal provided corresponding to each of the plurality of base stations in a communication system in which communication between the communication terminal and the network is started when the communication terminal logs in to an authentication server via one of the plurality of base stations. A control method of a management device,
An authentication information storage means for storing authentication information when the communication terminal logs into the authentication server;
A receiving step of receiving a logout determination request for inquiring whether or not a predetermined communication terminal is logged out from the authentication server from another terminal management device;
A determination step of determining whether or not the predetermined communication terminal is in a login state in the authentication server when the logout determination request is received in the reception step;
When it is determined in the determination step that the login state, the logout execution means uses the authentication information of the predetermined communication terminal stored in the authentication information storage step to the authentication server. And a logout execution step of performing logout of the communication terminal.

The program for making a computer perform each process of the control method of Claim 12 or 13 .