JP2001274890A - Mobile object communication terminal - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a mobile object which automatically retrieves an access point, which is the nearest from a present communication service area constantly so as to automatically update the telephone number of the access point. SOLUTION: This terminal is provided with a communication service area information setting part 208 for storing communication service area information given from a radio base station, an access point telephone number reference list 209 for storing plural access point telephone numbers, an access point telephone number setting part 210 for setting the telephone number of the nearest access point retrieved from the communication service area information and the access point telephone number reference list. The telephone number of the nearest access point retrieved from the communication service area information and the access point telephone number reference list is decided, thereby the access point number can automatically be rewritten to the optimum one constantly.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a mobile communication terminal having an automatic access point changing function for constantly searching for and rewriting an optimum access point in a communication system capable of receiving various kinds of information via a wireless communication line. .

[0002]

2. Description of the Related Art A plurality of access points are provided on a nationwide scale in order to connect to a database for distributing information capable of performing data communication using a communication line such as the Internet. In order to make the connection, the user connects directly to the access point or automatically writes the telephone number of the access point to the optimal one as shown in FIG. 3 as described in JP-A-8-214086. 2. Description of the Related Art There is known an information providing system provided with a frog access point telephone number automatic notification circuit.

Next, the conventional information providing system will be described with reference to FIG. According to FIG. 3, a plurality of access points 2 for exchanging data between a database 1 and a database via a communication line, and a desired access point 2 connected to a pre-designated access point 2 via a public telephone line 3 In an information distribution system including a plurality of terminal devices 4 receiving information, a telephone number identification circuit 210 for identifying a telephone number of a terminal device 4 that has received a request and a jurisdiction for each access point 2 when connecting to the access point 2 Memory 212 for recording station number list
If the telephone number of the terminal device 4 identified by the telephone number identification circuit 210 is different from the number of the central office in charge, the telephone number storing its own telephone number is stored in the telephone number storage circuit 41.
The telephone number for the predetermined access point 2 is recorded, the telephone number is automatically dialed in response to a command signal at the time of request, and the telephone number of the new access point is changed from the access point 2 to the new telephone number. Dialing circuit 4 for rewriting to a terminal device
2 is an information providing system provided with an access point telephone number automatic notification circuit provided with 2.

[0004]

However, the conventional information providing system has a problem that the access point cannot be updated unless the access point is accessed once through the communication line. In a wireless communication system such as a mobile phone having a high communication cost,
From the viewpoint of cost, it is not a useful system, and there is a problem that unnecessary communication processing is performed.

The present invention has been made to solve the above-mentioned conventional problem, and always automatically selects an optimal access point closest to a current communication service area without accessing an access point through a communication line. An object of the present invention is to provide a mobile communication terminal having an access point automatic change function of retrieving and rewriting a telephone number to an access point.

[0006]

A mobile communication terminal according to the present invention is a mobile communication device for receiving notification of various information from an access point via a wireless base station, wherein the communication notified by the wireless base station is provided. A communication service area information setting unit for storing service area information; an access point telephone number reference list for storing a plurality of access point telephone numbers; and a nearest service area retrieved from the communication service area information and the access point telephone number reference list. Comprising an access point telephone number setting unit for setting an access point telephone number, determining the closest access point telephone number searched from the communication service area information and the access point telephone number reference list,
The access point telephone number is set in the access point telephone number setting section. According to this configuration, the mobile communication terminal can always connect to the access point closest to the communication service area, thereby suppressing the communication cost.

The mobile communication terminal according to the present invention includes communication service area information broadcast from the radio base station, the access point telephone number reference list, and an access point telephone number determined from the access point telephone number reference list. Has a configuration in which it is set in a rewritable memory. With this configuration, the stored telephone number of the access point can always be rewritten to the optimal telephone number.

In the mobile communication terminal according to the present invention, when receiving the notification of the communication service area information from the radio base station, the mobile communication terminal retrieves the communication service area information from the notified communication service area information and the access point telephone number reference list. A configuration in which the telephone number of the nearest access point is automatically determined, and the nearest access point telephone number currently set in the access point telephone number setting unit is automatically updated to the determined access point telephone number. have. With this configuration, the stored access point telephone number reference list can always be automatically updated to the optimal telephone number reference list.

The mobile communication terminal according to the present invention includes a control unit for controlling transmission / reception of information to / from the radio base station and the mobile communication device itself. The control unit controls the access point telephone number setting unit. The access point telephone number reference list is downloaded by connecting to the set access point, and the stored access point telephone number reference list is always updated to the latest state. With this configuration,
The stored access point telephone number reference list can always be automatically updated to the optimal telephone number reference list.

In the mobile communication terminal according to the present invention, when the communication network system updates the access point telephone number list, the communication network system notifies the access point telephone number of the access point telephone number list by updating the access point telephone number list. It is configured to recognize the update of the reference list. With this configuration, it is not necessary for the user of the mobile communication terminal to check the update state of the access point telephone number list provided on the communication system side, and the communication cost required for connecting to the access point can be reduced.

In the mobile communication terminal according to the present invention, when a notification that the access point telephone number list has been updated is received from the communication network system, the mobile communication terminal transmits to the access point set in the access point telephone number setting section. The connection is automatically established, and the updated access point telephone number reference list is downloaded and updated. According to this configuration, the user of the mobile communication terminal can replace the access point telephone number reference list with the updated one without having to operate each time, so that the operation time can be saved.

[0012] A communication network system according to the present invention connects to an access point that broadcasts various information to a mobile communication device via a wireless base station and connects to the access point based on communication service area information received from the wireless base station. And a mobile communication device for receiving information, the mobile communication device includes a communication service area information setting unit that stores communication service area information broadcast from the radio base station, and a plurality of access point telephone numbers. An access point telephone number reference list to be stored; and an access point telephone number setting unit configured to set a closest access point telephone number retrieved from the communication service area information and the access point telephone number reference list; When the communication service area information is received from It has a configuration that the automatically search the phone number of the nearest access point from the communication service area information and said access point telephone number reference list, set to the access point telephone number setting unit. According to this configuration, the mobile communication terminal can always connect to the access point closest to the communication service area, thereby suppressing the communication cost.

According to the present invention, in a mobile communication terminal receiving various information from a wireless communication network system via an access point, every time communication service area information is received from a wireless base station, the communication service area information and the broadcast information are notified. A mobile device having an automatic access point change function that automatically rewrites the access point telephone number closest to the mobile communication terminal from the access point telephone number list to the optimal access point telephone number. A mobile communication terminal is provided.

[0014]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, first and second embodiments of the present invention will be described in detail with reference to FIGS. First, a configuration of a communication network system for a mobile communication terminal having an automatic access point changing function to receive an information communication service according to the first embodiment of the present invention will be described with reference to FIG.

The communication network system shown in FIG.
Mobile communication terminal (A) 100 and mobile communication terminal (B)
101, a communication service area (A) 102, and a radio base station (A) controlling the communication service area (A) 102
103, an access point (A) 104, a communication service area (B) 105, and a communication service area (B)
A wireless base station (B) 106 for controlling the wireless base station 105; an access point (B) 107; a wireless base station (A) 103; 108, the radio base stations 103, 1
06 to connect the public telephone network to the public telephone network
A central office (A) 110 for connecting the general office 109 and the wired telephone to the access point (A) 104;
Administration Bureau 109 and Wired Phone and Access Point (B) 1
Terminal (B) 111 for connecting to the access point (A) 07 and an information providing terminal (A) connected to the access point (A) 104
112, an information providing terminal (B) 113 connected to the access point (B) 107, and a communication system management unit 114 for managing the communication system.

Next, the operation of the mobile communication terminal having the access point automatic change function according to the first embodiment of the present invention will be described with reference to FIG. The mobile communication terminal (A) 100 receiving a communication service in the communication service area (A) 102 receives the access point (A) 1
When connecting to the access point 04 or the access point (B) 107, the access point telephone number reference list of the mobile communication terminal (A) 100 is used by using the communication service area information broadcast from the radio base station (A) 103 (FIG. The optimum or closest telephone number of the access point can be automatically searched from the communication service area information described below and the communication service area information. Therefore, the communication service area (A) 10
The access point (A) 104 which is closest to 2 and whose communication fee is low is automatically searched. Then, the mobile communication terminal (A) 100
A connection process for connecting to the access point (A) 104 is performed. Therefore, the wireless base station (A) 103 connects to the access point (A) 104 through the wireless base control station 108, the control station 109, and the terminal station (A) 110, so that the mobile communication terminal (A) 100 can access. Communication with the point (A) 104 becomes possible.

Here, a case where the access point telephone number is updated will be described. When the access point telephone number is updated, the communication system management unit 114 sends the terminal station (A) 110 or the terminal station (B) from the access point (A) 104 or the access point (B) 107.
111, the general control station 109, the radio base control station 108, the radio base station (A) 103, and the radio base station (B) 106 to access the mobile communication terminal (A) 100 and the mobile communication terminal (B) 101. Notify that the point phone number has been updated. The mobile communication terminal (A) 100 or the mobile communication terminal (B) 101 is a radio base station (A) 1
03 or a notification that the access point telephone number reference list has been updated is received from the wireless base station (B) 106, the access point (A) 104 or the access point (B) 107 is automatically connected to the access point telephone number. By downloading the number reference list,
The changed access point telephone number reference list can be automatically updated.

Next, the configuration of a mobile communication terminal having an access point automatic change function according to a second embodiment of the present invention will be described with reference to FIG. The mobile communication terminal shown in FIG.
, Wireless unit 202, control unit 203, display unit 204
And an operation unit 205, a ROM 206, and a rewritable memory 207, a communication service area information setting unit 208 for storing communication service area information notified from the radio base station, and a rewritable memory 207. An access point telephone number reference list 209 for setting a telephone number to an optimum access point from communication service area information;
7 and an access point telephone number setting section 210 for setting an access point telephone number determined by the communication service area information setting section 208 and the access point telephone number reference list 209. In addition,
The communication service area information setting unit 208, the access point telephone number reference list 209, and the access point telephone number setting unit 210 can be placed in a rewritable memory 207 or can be individually rewritable memories (not shown).
Can be set to

Next, the operation of the mobile communication terminal having the automatic access point changing function according to the second embodiment of the present invention will be described with reference to FIG. In FIG. 2, when the mobile communication terminal 200 is notified of the communication service area information from the wireless base station, the antenna 201, the wireless unit 20
The communication service area information is set in the communication service area information setting unit 208 via the control unit 2 and the control unit 203. Next, the control unit 203 sets the communication service area information setting unit 20 to automatically set the access point telephone number.
Based on the communication service area information 8 and the access point telephone number reference list 209, the telephone number of the access point closest to the current communication service area is searched, and the result is stored in the access point telephone number setting unit 210.

Next, the operation when the user connects to the access point and the operation of updating the access point telephone number reference list will be described. When the user connects to the access point, the telephone number in the access point telephone number storage unit 210 is stored in the control unit 203, the wireless unit 202, the antenna 2
The connection to the access point is made by transmitting to the wireless base station via the communication station 01. When the communication network system notifies that the access point telephone number list has been updated, the telephone number in the access point telephone number storage unit 210 is stored in the wireless base station via the control unit 203, the wireless unit 202 and the antenna 201. By automatically transmitting to the station and connecting to the access point,
The updated access point telephone number list is downloaded from the communication network system side, and the access point telephone number reference list 209 is automatically updated.

[0021]

The mobile communication terminal having the function of automatically changing the access point according to the present invention is configured as described above. In particular, each time the communication service area information is received from the radio base station, the received communication service area is received. From the information,
The mobile communication terminal searches for the closest access point from the communication service area where the mobile communication terminal is receiving service, and automatically updates the access point to the optimal access point, thereby reducing the user's operation and communication. Cost can be reduced.

[Brief description of the drawings]

FIG. 1 is a diagram showing a configuration of a communication network system for a mobile communication terminal to receive a communication service according to a first embodiment of the present invention;

FIG. 2 is a block diagram showing a configuration of a mobile communication terminal having an access point automatic change function according to a second embodiment of the present invention;

FIG. 3 is a diagram showing a configuration of an information providing system including a conventional access point automatic notification circuit.

[Explanation of symbols]

 REFERENCE SIGNS LIST 100 mobile communication terminal (A) 101 mobile communication terminal (B) 102 communication service area (A) 103 wireless base station (A) 104 access point (A) 105 communication service area (B) 106 wireless base station (B) 107 Access Point (B) 108 Radio Base Control Station 109 Control Station 110 Terminal Station (A) 111 Terminal Station (B) 112 Information Provision Terminal (A) 113 Information Provision Terminal (B) 114 Communication System Management Unit 200 Mobile Communication Terminal Reference Signs List 201 antenna 202 wireless unit 203 control unit 204 display unit 205 operation unit 206 ROM 207 memory 208 communication service area information setting unit 209 access point telephone number reference list 210 access point telephone number setting unit

Continued on the front page F term (reference) 5K025 AA08 CC01 DD05 DD06 EE04 EE05 KK08 5K036 AA05 AA07 BB04 DD11 DD32 DD39 DD41 EE01 5K067 AA34 BB01 BB21 EE02 EE10 EE16 HH22 HH23 JJ16 JJ16 KK15 KK15 KK15 KK15 KK15

Claims (7)

[Claims] 1. A mobile communication apparatus for receiving various information from an access point via a wireless base station, comprising: a communication service area information setting unit for storing communication service area information notified from the wireless base station; An access point telephone number reference list for storing a plurality of access point telephone numbers, and an access point telephone number setting unit for setting the closest access point telephone number retrieved from the communication service area information and the access point telephone number reference list And determining the closest access point telephone number searched from the communication service area information and the access point telephone number reference list, and setting the determined access point telephone number in the access point telephone number setting unit. Mobile communication terminal. 2. The communication service area information broadcast from the radio base station, the access point telephone number reference list, and the access point telephone number determined from the access point telephone number reference list are stored in a rewritable memory. The mobile communication terminal according to claim 1, wherein the mobile communication terminal is set. 3. The telephone number of the closest access point searched from the notified communication service area information and the access point telephone number reference list when receiving the notification of the communication service area information from the radio base station. And automatically updating the closest access point telephone number currently set in the access point telephone number setting unit to the determined access point telephone number. 3. The mobile communication terminal according to 2. 4. A control unit for controlling transmission / reception of information to / from the radio base station and the mobile communication device itself, and to the access point set in the access point telephone number setting unit under the control of the control unit. 2. The access point telephone number reference list is downloaded upon connection, and the stored access point telephone number reference list is always updated to the latest state.
4. The mobile communication terminal according to any one of claims 3 to 3. 5. When the communication network system updates the access point telephone number list, the communication network system recognizes that the access point telephone number reference list has been updated by a notification that the access point telephone number list has been updated. 2. The method according to claim 1, wherein
The mobile communication terminal according to any one of claims 1 to 4. 6. When the communication network system notifies that the access point telephone number list has been updated, the communication network system automatically connects to the access point set in the access point telephone number setting section, 6. The mobile communication terminal according to claim 5, wherein the updated access point telephone number reference list is downloaded and updated. 7. An access point for notifying various information to a mobile communication device via a radio base station, and receiving information by connecting to the access point based on communication service area information received from the radio base station. A mobile communication device, wherein the mobile communication device has a communication service area information setting unit that stores communication service area information broadcast from the wireless base station; and an access point telephone number that stores a plurality of access point telephone numbers. A reference list, an access point telephone number setting unit that sets a nearest access point telephone number retrieved from the communication service area information and the access point telephone number reference list, and the communication service area information from the wireless base station. When receiving the communication service area information and the access Communication network system automatically searches the telephone number of the nearest access point from the Into Phone reference list, it is characterized in that so as to set to the access point telephone number setting unit.