JP4530960B2 - Wireless LAN connection cutting method, wireless LAN communication terminal, server, wireless LAN communication system, and computer program - Google Patents

Description

  The present invention relates to a wireless LAN connection disconnection method, a wireless LAN communication terminal, a server, a wireless LAN communication terminal in which a wireless LAN communication terminal accesses a server connected to a network via a wireless LAN and disconnects the connection established by the server. The present invention relates to a LAN communication system and a computer program.

  The connection established by the wireless LAN communication terminal accessing the server connected to the network via the wireless LAN is configured to be disconnected by the server. The wireless LAN connection is configured to maintain the connection for a while even if the connection is interrupted once the connection is established. This is important for a stable connection.

  Here, when the user has contracted with a telecommunications carrier on a pay-as-you-go basis (for example, billing in minutes), for example, when the user thinks that the user has logged off (end of connection) by closing the browser on the PC. However, there are some cases where they are actually charged, and this is often noted in contracts with telecommunications carriers.

  In this log-off process, the server side disconnects the session by linking to a URL dedicated to log-off, but this URL is displayed to the user by the telecommunications carrier in the text information of the URL or a pop-up window. Presented as link information in HTML.

  In the case of the pop-up type, when logging in, HTML is sent in addition to the main screen. FIG. 4 is a diagram showing the HTML. In this description, a button “LOGOUT” is displayed, and when it is desired to end the connection, by clicking on it, a CGI (Common Gateway Interface) “111.222.111.222:8080/goform/HtmlLogout” The name “logoutsession” is sent. The server that has received this disconnects the connection of the transmitted wireless LAN communication terminal. If the window is closed before clicking here, the user loses the means to disconnect. Therefore, in the conventional connection disconnection method, if the text information is missed, the pop-up window is closed, or the user forgets to click on the text information, the connection is continued and a wasteful charge is generated. There is.

  The present invention has been made in view of such circumstances, and a wireless LAN connection disconnection method, a wireless LAN communication terminal, and a log-off process that are automatically and reliably performed to prevent unnecessary charging. An object is to provide a server, a wireless LAN communication system, and a computer program.

  Further, the present invention is configured to transmit a signal including the stored logoff information to the server when an instruction to terminate the connection is acquired, thereby terminating the predetermined application program and other applications. An object of the present invention is to provide a wireless LAN communication terminal capable of maintaining a connection when it is desired to start a program.

  The present invention is intended for a user in a situation where logoff is necessary, such as when a predetermined application program is automatically terminated, when a predetermined application program is terminated according to a user instruction, or when the power is turned off. An object of the present invention is to provide a wireless LAN communication terminal that can automatically and reliably perform log-off processing even if not.

  The wireless LAN connection disconnection method according to the present invention is a wireless LAN connection disconnection method in which a wireless LAN communication terminal accesses a server connected to a network via a wireless LAN and disconnects the connection established by the server. The server transmitting a response signal including logoff information to the wireless LAN communication terminal when the wireless LAN communication terminal logs in to the network; the wireless LAN communication terminal receiving the response signal; A step of storing logoff information included in the response signal, a step of determining whether or not a condition for logoff is satisfied, and a signal including the logoff information stored in the storage step when the condition for logoff is satisfied Sending to the server and the log sent by the server in the step Receiving a signal containing the full information, when receiving the signal including the logoff information, characterized in that a step of cutting the connection.

  A wireless LAN communication terminal according to the present invention is connected to a network via a wireless LAN by accessing the outside, and the wireless LAN communication terminal configured to disconnect an established connection from the outside, When logging in to the network, a means for receiving a response signal including logoff information transmitted from the outside, a storage means for storing logoff information included in the response signal, and determining whether or not a logoff condition is satisfied And a transmission means for transmitting a signal including logoff information stored in the storage means to the outside when a condition for logoff is satisfied.

  The wireless LAN communication terminal according to the present invention further includes means for acquiring an instruction as to whether or not to terminate the connection when the logoff condition is satisfied, and when acquiring the instruction to terminate the connection, The transmission unit is configured to transmit a signal including logoff information stored in the storage unit to the external terminal.

  The wireless LAN communication terminal according to the present invention further includes means for storing an application program that is activated upon establishment of a connection, and the condition is when the application program ends a predetermined process.

  The wireless LAN communication terminal according to the present invention further comprises means for acquiring an operation instruction of a user at the time of establishing a connection and storing an application program for processing through the network, wherein the condition is a connection establishment state. This is a case where an instruction to end the activated application program is acquired.

  In the wireless LAN communication terminal according to the present invention, the condition is when an instruction to turn off the power is acquired.

  The server according to the present invention is configured to connect an external terminal to a network via a wireless LAN and disconnect the established connection, in response to the login of the external terminal to the network, Means for transmitting a response signal including logoff information to be stored in the external terminal to the external terminal; means for receiving a signal including the logoff information from the external terminal; and when the means receives a signal including the logoff information And the response signal includes information defining contents for automatically transmitting a signal including the logoff information from the external terminal according to a logoff condition of the external terminal. It is characterized by being.

  A wireless LAN communication system according to the present invention is configured to allow a wireless LAN communication terminal to access a server connected to a network via a wireless LAN, and to disconnect the connection established by the access by the server. In the wireless LAN communication system, the server transmits a response signal including logoff information to the wireless LAN communication terminal in response to the login of the wireless LAN communication terminal to the network, and the logoff from the wireless LAN communication terminal. Means for receiving a signal containing information, and means for disconnecting a connection when receiving a signal containing the logoff information from the wireless LAN communication terminal, the wireless LAN communication terminal receiving the response signal Means for receiving, storage means for storing logoff information included in the response signal, and logoff Means for determining whether or not the condition, when log off condition is satisfied, characterized in that it comprises a means for transmitting a signal including a logoff information stored in said storage means to the server.

  A computer program according to the present invention is a computer program for causing a computer including a wireless LAN communication means to access a server connected to a network via a wireless LAN and disconnecting the connection established by the access by the server. , A procedure for causing a computer to receive a response signal including logoff information transmitted from a server when logging in to the network by the wireless LAN communication means, and a memory for storing the logoff information included in the response signal in the computer A procedure for causing the computer to determine whether or not a condition for logoff is satisfied, and a signal including the logoff information stored in the storage procedure from the wireless LAN communication means to the server when the logoff condition is satisfied. Procedure to send to And wherein the Rukoto.

  According to the wireless LAN connection disconnection method of the present invention, even if the user does not intend, the logoff process is automatically and reliably performed, so that unnecessary billing is prevented from occurring.

  According to the wireless LAN communication terminal of the present invention, log-off processing is automatically and reliably performed, so that unnecessary billing is prevented from occurring.

  When the wireless LAN communication terminal of the present invention is configured to transmit a signal including logoff information stored in the storage unit to the server by the transmission unit when the instruction to end the connection is acquired, The connection can be maintained when it is desired to terminate the application program and start another application program.

  According to the wireless LAN communication terminal of the present invention, in a situation where logoff is necessary, such as when a predetermined application program is automatically terminated, when a predetermined application program is terminated by a user instruction, or when the power is turned off. Even if the user does not intend, the logoff process can be performed automatically and reliably.

  According to the server of the present invention, the logoff process is automatically and reliably performed, so that unnecessary billing is prevented from occurring.

  According to the wireless LAN communication system of the present invention, logoff processing is automatically and reliably performed, so that unnecessary billing is prevented from occurring.

  According to the computer program of the present invention, the logoff process is automatically and reliably executed, so that unnecessary billing can be prevented.

  Hereinafter, the present invention will be specifically described with reference to the drawings illustrating embodiments thereof.

  FIG. 1 is a block diagram showing a wireless LAN communication terminal 1 and a server 4 according to the wireless LAN communication system of the embodiment of the present invention. The wireless LAN communication terminal 1 includes a control unit 11, an operation unit 12, a logoff information storage unit 13, a storage unit 14, and a communication unit 15. Each unit of the wireless LAN communication terminal 1 is controlled by a control unit 11 which is a computer.

  The operation unit 12 includes an operation panel 12a and a liquid crystal panel 12b, and the control unit 11 can receive an operation instruction from the operation panel 12a and display communication information and a processing status on the liquid crystal panel 12b. When the network connection is established, the liquid crystal panel 12b can browse the web page. The logoff information storage unit 13 stores logoff information included in the response signal received from the server 4. The storage unit 14 stores a program 14a described later. The communication unit 15 includes a logoff information receiving unit 15a and a logoff information transmitting unit 15b.

  The server 4 includes a logoff information transmission unit 4a that transmits a signal including logoff information, a logoff information reception unit 4b that receives a signal including logoff information, and a connection disconnection unit 4c.

  In the wireless LAN communication system according to the present embodiment, a wireless LAN communication terminal 1 accesses a server 4 connected to an Internet network 5 (network) via a wireless LAN 3 via an access point (AP) 2. When the connection is established, a response signal including logoff information is transmitted from the logoff information transmitting unit 4a of the server 4 and received by the logoff information receiving unit 15a of the wireless LAN communication terminal 1. This logoff information is stored in the logoff information storage unit 13, and when the control unit 11 determines that a logoff condition described later is satisfied, a signal including the logoff information is transmitted from the logoff information transmission unit 15 b to the server 4. It is configured such that the reception process is received by the reception unit 4b and the disconnection process is executed by the connection disconnection unit 4c.

  FIG. 2 is a flowchart relating to the program 14 a, showing the processing procedure of the control unit 11. First, the control unit 11 sends a response signal including logoff information, which is transmitted by the logoff information transmission unit 4a of the server 4 when the logoff information reception unit 15a of the communication unit 15 logs in to the network. It is determined whether it has been received (S10). If the signal has not been received (S10: NO), the process returns to S10.

  When the signal is received (S10: YES), logoff information is stored in the logoff information storage unit 13 (S12). FIG. 3 is a diagram showing HTML at the time of this response. In this HTML, a tag <logoffinfo> is extended, and a CGI, a name, and a method are described here. Rules relating to this description are defined between the wireless LAN communication terminal 1 and the server 4, and logoff information is stored in the logoff information storage unit 13.

  Next, it is determined whether or not a condition for logging off is satisfied (S14). Conditions for this logoff include termination of application processing and power off. If the condition for logoff is not satisfied (S14: NO), the process returns to S14. If the condition for logoff is satisfied (S14: YES), it is determined whether or not the condition is the end of application processing (S16). Here, examples of the application include a Web browser, mail software for checking mail on the server, and the like. The application program may be activated automatically upon establishment of a network connection, or may be activated by a user instruction. Therefore, the processing of the application may be automatically terminated or may be terminated when the user gives an instruction to terminate the application program.

  If the condition is not the end of the application process (S16: NO), the process proceeds to S20. In this case, in this embodiment, since the power is turned off, the connection disconnection process is naturally advanced. If the condition is the end of application processing (S16: YES), it is determined whether or not an instruction to disconnect the connection has been obtained from the user (S18). This instruction is performed by the user inputting whether or not to disconnect using the operation panel 12a.

  If it is determined not to disconnect the connection (S18: NO), the process returns to S14. When it is determined that the connection is to be disconnected (S18: YES), a signal including logoff information is transmitted from the logoff information transmitting unit 15b to the server 4 (S20). The name “logoutsession” is transmitted to the CGI “111.222.111.222:8080/goform/HtmlLogout” described in the HTML of FIG. 3.

  The server 4 that has received the transmission signal by the logoff signal receiving unit 4b disconnects the connection of the wireless LAN communication terminal 1 to the network by the connection disconnecting unit 4c.

  According to the present embodiment, in a situation where logoff is necessary, such as when a predetermined application program is automatically terminated, when a predetermined application program is terminated according to a user instruction, or when the power is turned off, Even if not intended, logoff processing can be performed automatically and reliably. Therefore, unnecessary billing is prevented from occurring.

  Further, when an instruction to terminate the connection is acquired, the logoff information is transmitted to the server 4, so that a predetermined application program is terminated and another application program is started. Can keep the connection.

  Note that the conditions for logging off are not limited to those described in the above embodiment. If it is determined that the conditions for logging off are satisfied, the disconnection process may be automatically advanced without obtaining a connection instruction from the user. 2 is stored in a computer-readable recording medium, and this computer program is stored in the storage unit 14 and executed. It may be.

It is a block diagram which shows the wireless LAN communication terminal and server which concern on the wireless LAN communication system of embodiment of this invention. It is a flowchart which shows the process sequence of a control part. It is a figure which shows HTML. It is a figure which shows HTML.

Explanation of symbols

1 Wireless LAN communication terminal 2 AP
3 Wireless LAN
4 Server 4a Logoff information transmission unit 4b Logoff information reception unit 4c Connection disconnection unit 5 Internet network 11 Control unit 12 Operation unit 12a Operation panel 12b Liquid crystal panel 13 Logoff information storage unit 14 Storage unit 14a Program 15 Communication unit 15a Logoff information reception unit 15b Logoff information transmitter

Claims (9)

In a wireless LAN connection disconnection method in which a wireless LAN communication terminal accesses a server connected to a network via a wireless LAN to disconnect a connection established by the server,
The server is
Transmitting a response signal including logoff information to the wireless LAN communication terminal when the wireless LAN communication terminal logs into the network;
The wireless LAN communication terminal is
Receiving the response signal;
A storage step of storing logoff information included in the response signal;
Determining whether or not a condition to log off is satisfied;
If the condition to log off is satisfied, transmitting a signal containing the log off information stored in the storing step to the server;
The server is
Receiving a signal including logoff information transmitted by the step;
A wireless LAN connection disconnecting method comprising: disconnecting a connection when a signal including the logoff information is received. In a wireless LAN communication terminal configured to be connected to a network via a wireless LAN and disconnected from the outside by accessing the outside,
Means for receiving a response signal including logoff information transmitted from the outside when logging in to the network;
Storage means for storing logoff information included in the response signal;
Means for determining whether or not a condition for logging off is satisfied;
A wireless LAN communication terminal comprising: a transmission unit configured to transmit a signal including logoff information stored in the storage unit to the outside when a logoff condition is satisfied. If the condition for logging off is satisfied, the apparatus further comprises means for obtaining an instruction as to whether or not to terminate the connection,
3. The wireless LAN communication according to claim 2, configured to transmit a signal including logoff information stored in the storage unit to the external terminal when the instruction to terminate the connection is acquired. Terminal. It further comprises means for storing an application program that starts upon establishment of a connection,
The wireless LAN communication terminal according to claim 2, wherein the condition is a case where the application program ends a predetermined process. It further comprises means for acquiring an operation instruction of the user at the time of establishing a connection and storing an application program for processing through the network,
The wireless LAN communication terminal according to claim 2, wherein the condition is a case where an instruction to terminate the application program that has been started in a connection establishment state is acquired.   The wireless LAN communication terminal according to claim 2, wherein the condition is when an instruction to turn off the power is acquired. In a server configured to connect an external terminal to a network via a wireless LAN and disconnect the established connection,
Means for transmitting a response signal including logoff information to be stored in the external terminal to the external terminal in response to login of the external terminal to the network;
Means for receiving a signal including the logoff information from the external terminal;
Means for disconnecting when said means receives a signal containing said logoff information,
The server according to claim 1, wherein the response signal includes information defining contents for automatically transmitting a signal including the logoff information from the external terminal according to a logoff condition of the external terminal. In a wireless LAN communication system configured to allow a wireless LAN communication terminal to access a server connected to a network via a wireless LAN, and to disconnect the connection established by the access by the server,
The server
Means for transmitting a response signal including logoff information to the wireless LAN communication terminal in response to the login of the wireless LAN communication terminal to the network;
Means for receiving a signal including the logoff information from the wireless LAN communication terminal;
Means for disconnecting a connection when receiving a signal including the logoff information from the wireless LAN communication terminal;
The wireless LAN communication terminal is
Means for receiving the response signal;
Storage means for storing logoff information included in the response signal;
Means for determining whether or not a condition for logging off is satisfied;
A wireless LAN communication system comprising: means for transmitting a signal including logoff information stored in the storage means to the server when a condition for logoff is satisfied. A computer program for causing a computer provided with a wireless LAN communication means to access a server connected to a network via a wireless LAN, and causing the server to disconnect a connection established by the access,
A procedure for causing a computer to receive a response signal including logoff information transmitted from a server when logging in to the network by the wireless LAN communication means;
A storage procedure for causing the computer to store logoff information included in the response signal;
A procedure for causing a computer to determine whether or not a condition for logging off is satisfied;
A computer program comprising: causing a computer to transmit a signal including logoff information stored in the storage procedure from a wireless LAN communication unit to a server when a logoff condition is satisfied.

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