JP2011217128A - Approach detection and notification system, approach detection and notification server of mobile portable terminal, information terminal, program, and recording medium - Google Patents

Abstract

An object of the present invention is to automatically notify a user's portable terminal that users of individuals or groups registered in the system have reached a distance set in advance.
A system for detecting and notifying the approach of a mobile portable terminal, and efficiently using a method for specifying a terminal position range, which is performed by a mobile phone company, etc. And a proximity detection and notification server for automatically acquiring the location information of the user to the server in response to a location search or location notification request. When a proximity search request is received from a user, the distance is calculated from the location information of the terminals of the registrants, and it is determined whether the notification condition is met from the obtained distance. The mobile mobile terminal of the user or the fixed terminal of the user is notified of information indicating that they are close to each other.
[Selection] Figure 1

Description

  The present invention relates to an approach detection and notification system for a mobile portable terminal, and in particular, in addition to acquisition of position information by a conventional GPS function, in particular, the approach of a mobile portable terminal using a position registration function of a portable terminal normally performed by a mobile phone. It relates to detection and notification systems. The present invention also relates to an approach detection and notification server, an information terminal, a program, and a recording medium.

  As an invention for acquiring position information from a conventional portable terminal and notifying the user of mutual approach based on the acquired position information, for example, in Patent Document 1, for example, based on position information of a portable terminal having a GPS function. However, in order to use the GPS function, it is necessary for all terminals to use to turn on the GPS function. Therefore, in actual use, not only is the communication cost imposed on the user, but there is also a psychological disgust that the position is always monitored by GPS.

  Patent Document 2 discloses a method using a dedicated antenna for the purpose of notifying the approach to a specific facility or place such as a store without using the GPS function. Not a notification.

  Patent Document 3 has a function of detecting whether or not an approach detection target terminal is within the same area by an approach detection unit and transmitting a response indicating whether the terminal is approaching or not approaching. In addition, it does not have a function that allows detailed setting from the terminal side such as setting of the distance between terminals and setting of notification permission to a specific terminal.

JP 2004-31694 A JP 2001-218268 A JP 2009-218814 A

  The present invention solves the problems of the prior art described in Patent Documents 1 to 3 in order to realize various merits brought about by providing access information of a mobile terminal. The present invention also acquires location information of a mobile terminal by using location registration information that a mobile company always acquires for communication in order to acquire location information of the mobile terminal.

  The present invention efficiently uses the method of specifying the terminal position range, which is performed in a mobile company such as a mobile phone company, and automatically acquires and uses the terminal position information. Specifically, a location registration database (DB) held by a mobile company and a simultaneous call system from base stations in the location registration area based on the location information are efficiently used. More specifically, if a terminal called in response to a simultaneous call performs multiple base station positioning that calculates its position from the strength of radio waves with multiple base stations, or if this is not possible For example, it acquires its position by performing cell-based positioning with a base station with the strongest radio field strength. Therefore, it is not necessary to install a new antenna or the like, the use of the GPS function in the mobile terminal is unnecessary, and each terminal can automatically use the location information without requiring special communication for the management server. . An object of the present invention is to provide a practical approach detection service at a low cost by improving simplicity and convenience for both users and service providers.

  The present invention is characterized by the following in order to solve the above problems.

  1stly, this invention is a system which detects and notifies the approach of a mobile portable terminal, Comprising: It has an approach detection and notification server which acquires a user's positional information automatically from a mobile portable terminal, A position search Or in response to a location notification request, the location information of the user is transmitted to the access and notification server, and various information such as a means for registration and whether or not location information can be disclosed and the proximity distance between the terminals to be notified are set. Software on the terminal that operates on the terminal, a user attribute database that manages user attributes such as the name and contract of the user notified from the software on the terminal, and the user information notified from the software on the terminal A disclosure permission database for recording and authenticating disclosure permission information of position information, and a position information database for managing the position information when the user terminal is a mobile portable terminal. And when the user terminal is a fixed terminal, refer to the fixed terminal location database that manages the location information notified from the software on the terminal, and the user disclosure permission information recorded in the disclosure permission database. , Means for calculating the distance from the location information of the terminals of the registrants, means for determining whether the notification condition is met from the distance obtained by the calculation means, and the result of determination by the determination means, the notification condition And an approach notification means for notifying the mobile mobile terminal of the user or the fixed terminal of the user of information indicating that they are close to each other.

  Secondly, the notification server of the present invention records the user attribute database for managing user attributes such as the user's name and contract contents, and the disclosure permission information for the user's location information, and performs the authentication to record the information. Database, location information database for managing location information when the user's terminal is a mobile portable terminal, and fixed terminal location information for recording the location information notified from the software on the terminal when the terminal is a fixed terminal A part that receives access from the on-terminal software and the database, and records various setting information notified from the on-terminal software in the user attribute database and the disclosure permission database, or records in the fixed terminal location information database In addition, notification is permitted in response to an approach search request or an approach notification request from the user's terminal. In response to the inquiry from the terminal location inquiry unit, the terminal location inquiry unit that inquires the location of the terminal in response to the user's approach search request or the approach notification request from the service portal unit If the user terminal is a mobile portable terminal, the location information database is queried in response to a user approach search request or an approach notification request, or if the user terminal is a fixed terminal, the request According to the terminal location detection unit that makes an inquiry to the fixed terminal location information database, and based on the location information obtained from the terminal location inquiry unit, a user terminal that makes an approach search request or an approach notification request, A distance calculation unit that calculates the distance to all the request target terminals, and distance information between the terminals obtained from the distance calculation unit. When there is a notification condition determination unit that determines a target terminal that matches the conditions of the disclosure permission information registered in the disclosure permission database, and a terminal that performs an approach notification according to the determination result obtained from the notification condition determination unit Is a terminal that gives an approach notification to the target terminal to be notified and a terminal of the user who has made the request, or a terminal that gives an approach notification to the user terminal that has made the request when there is no terminal that performs the approach notification A notification unit for notifying that there is no data.

  Thirdly, in the information terminal of the present invention, the software on the terminal operating on the user's terminal cooperates with the address book on the terminal, and the user's own user and each user of the other party or group Setting means for deciding whether or not to notify approach, or whether or not to notify the user of the other user or group approach, means for setting a distance to be notified, means for setting a message to be notified and contents to be displayed, approach A means for setting an approach information notification method for notifying information, a means for displaying the notified approach information, an approach detection e-mail sent from a notification server and an approach detection providing information to the user's mobile mobile terminal, and the like Means for providing a function of easily sending an e-mail or making a call to a notification target in cooperation with the notification information or the like.

  Fourthly, the information terminal is a mobile phone network connected to a mobile phone network or the Internet.

  Fifth, the information terminal is a fixed terminal connected to the Internet.

  Sixth, the computer program of the present invention automatically transmits the user's location information from the mobile portable terminal to the proximity detection and notification server, and registers between the means for registration and whether or not the location information can be disclosed. Set up various information such as approach distance, software on the terminal that runs on the terminal, and user attribute database that manages user attributes such as the name and contract content of the user notified from the software on the terminal Records the disclosure permission information of the location information of the user notified from the access means, the software on the terminal, and manages the location information when the user's information terminal is a mobile portable terminal. Fixed position information database and fixed position information managing the position information sent from the software terminal when the user information terminal is a fixed terminal Refers to the end position information database, the disclosure permission information of the users recorded in the disclosure permission database, and calculates the distance from the position information of the registrants, and the distance obtained by the calculation means Means for determining whether or not the condition is met, and if the result of determination by the determining means is that the notification condition is met, the mobile mobile terminal of the user or the fixed terminal of the user is close to each other The computer is caused to execute each function of the approach notification means for notifying information to be indicated.

  Seventhly, the recording medium of the present invention automatically transmits the user's location information from the mobile portable terminal to the proximity detection and notification server, and registers between the means for registration and whether or not the location information can be disclosed. Set up various information such as approach distance, software on the terminal that runs on the terminal, and user attribute database that manages user attributes such as the name and contract content of the user notified from the software on the terminal Records the disclosure permission information of the location information of the user notified from the access means, the software on the terminal, and manages the location information when the user's information terminal is a mobile portable terminal. And a fixed terminal position information database for managing the position information sent from the software terminal when the user information terminal is a fixed terminal. Refer to the database and the disclosure permission information of the user recorded in the disclosure permission database, and calculate the distance from the location information of the registrants, and the distance obtained by the calculation means, the notification condition is met. Information indicating that each other is close to the user's mobile portable terminal or to the user's fixed terminal if the result of determination by the determination means matches the notification condition. A program for realizing the functions of the approach notification means for notifying by a computer is recorded.

  According to the present invention, there is provided a system that automatically uses position information that a mobile company always obtains for communication without using the GPS function of the terminal, and detects and notifies the approach of the mobile portable terminal. be able to. In addition, each user can set the status from the terminal, such as who or what group to allow his / her approach notification, which distance to allow, what message to notify, etc. It can be executed with.

It is the schematic of the approach detection and notification system of the mobile portable terminal of this invention. It is a flowchart at the time of performing user information registration from a terminal. It is a flowchart which shows the processing content at the time of making an approach search request from the terminal of Example 1. It is a flowchart which shows the processing content at the time of making an approach notification request from the terminal of Example 2. The example of the position display figure of the approach search result of this invention is shown. The another example of the position display figure of the approach notification result of this invention is shown. The example of the position display figure of the approach notification result of the commercial use of this invention is shown. The position display figure in Example 1 of this invention is shown. The position display figure in Example 2 of this invention is shown. The position display figure in Example 3 of this invention is shown. The position display figure in Example 4 of this invention is shown.

  Hereinafter, embodiments of the present invention will be described in detail.

  EXAMPLES Hereinafter, although an Example demonstrates this invention further in detail, this invention is not limited to these Examples at all.

  FIG. 1 shows a schematic diagram of an approach detection and notification system of a mobile portable terminal (hereinafter also referred to as a mobile terminal) of the present invention. This system includes a mobile phone company communication network and an approach detection and notification server 10 connected thereto. This approach detection and notification server 10 includes a user attribute database (hereinafter, the database may be abbreviated as DB) 100 that manages information such as the user's name and contract details, and disclosure permission information of the user's location information. And a disclosure permission DB 101 that performs authentication and a fixed terminal location database 102 that manages location information when the user terminal is a fixed terminal. Further, the approach detection and notification server 10 automatically moves the user location information (in the case of the mobile terminal 601, the cell (communication possible range) 1 a in the location registration area 501) from the mobile terminal to the approach detection and notification server 10. It is notified from the terminal software 700 operating on the terminal that transmits and sets various information such as means for registering in the position information DB 301 described later, whether the position information can be disclosed, and the proximity distance between the terminals to be notified. Various setting information is recorded in the user attribute DB 100 and the disclosure permission DB 101 or recorded in the fixed terminal position information DB 102, and notification permission is determined in response to an approach search request or an approach notification request from the user's terminal. Service portal unit 201 and user portal search request or access notification request from service portal unit 201 In response to an inquiry from the terminal location inquiry unit 202 that inquires about the location of the terminal and the terminal location inquiry unit 202, if the user terminal is a mobile terminal, the user's access search request or access notification request In response to this, the location information DB 301 is inquired. When the user terminal is a fixed terminal, the terminal location detection unit 203 that inquires the fixed terminal location information DB 102 in response to the request, and the terminal location inquiry unit 202 A distance calculation unit 204 that calculates the distances between the terminal of the user who is making an approach search request or an approach notification request and all of the request target terminals, based on the position information obtained from From the distance information between the terminals obtained from the unit 204, a target terminal that matches the conditions of the disclosure permission information registered in the disclosure permission DB 101 is determined. When there is a terminal that performs an approach notification according to the notification condition determination unit 205 that performs the determination and the determination result obtained from the notification condition determination unit 205, When there is no terminal that performs approach notification or performs approach notification, the user terminal that has made the request has a notification unit 206 that notifies that there is no terminal that performs approach notification. Further, a position information DB 301 that manages position information when the user terminal is a mobile terminal is connected to the terminal position detection unit 203 of the approach detection and notification server 10. The position information DB may be installed in the approach detection and notification server 10 or may be installed separately from the approach detection and notification server 10.

  Here, the terminal position detection unit 203 manages the physical position information of each base station, that is, the address and the latitude and longitude, and can display the address, the latitude and longitude, the direction and the distance in the notification of the approach information. It is said.

  Also, location registration areas 501 and 502 are set in the cellular phone company communication network, and cells 1a, 1b, 1c, and 1d, which are smaller communication ranges, are located in the location registration areas 501 and 502; 2a, 2b, and 2c. 2d is set. The mobile terminals in the location registration areas 501 and 502 are connected to the exchanges 401 and 402, and the cellular phone network of different cellular phone operators can communicate with each other by the cellular phone gateway exchange 300. . As illustrated in the left side of FIG. 1, the connection between the terminal and the proximity server 10 is performed by the mobile terminals 605 and 606 through the mobile phone network or the Internet, and the fixed terminal 604 through the Internet. It is like that.

<User information registration>
A user makes a contract with a service provider in advance, and user attributes such as contract information are registered in the user attribute DB 100. FIG. 2 shows a flowchart when user information is registered from the terminal. First, registration of user information is started from the terminal using the terminal software 700 installed in the terminal (A01). The terminal is connected to the service portal unit 201 on the approach detection and notification server 10 (A02), and user attributes such as the user's name and contract content are registered in the user attribute DB 100 through the terminal software 700 (A03). When the terminal is a mobile terminal, disclosure permission information of the position information of the terminal is registered in the information disclosure permission DB 101 (A04). If the terminal is a fixed terminal, the position information is registered in the fixed terminal position information DB 102 (A05).

<Functions of software on the terminal>
A service user (601, 602, etc.) having a terminal (mobile terminal or fixed terminal) performs the following settings using the terminal software 700 installed on the terminal. These settings are stored on the terminal software 700 and in the disclosure permission DB 101.

A. This is a service that asks the surrounding people, “Is there anyone around me?”
1. Setting when the person himself / herself searches for approach (1) Setting of availability (use / not use)
(2) Setting who is searching for approach (individual / group)
(3) Approach distance setting (within 300m, within 1km, within 5km, within 10km, etc.)
(4) Selection of notification method for approach search results (select mail only, location display, sound, vibration, etc.)
(5) Display settings for approach search results (direction / distance display, latitude / longitude / distance display, address / distance display)
The above (3) to (5) can be set for each partner terminal or for each group.
2. Setting for the case where the user is approached by other users (1) Setting whether to respond to the request for approaching search from other users (permission / rejection)
(2) Setting who is allowed access search (individual / group)
(3) Approach distance setting (within 300m, within 1km, within 5km, within 10km, etc.)

  FIG. 5 shows an example of the position display diagram of the approach search result sent by mail. By clicking on the displayed partner, you can make a call or send an email.

B. Approach notification request This is a service to notify nearby people that "I am near you!"
1. Settings when the person himself / herself approaches (1) Setting of availability (use / not use)
(2) Setting who will be notified of their approach (individual / group)
(3) Approach distance setting (within 300m, within 1km, within 5km, within 10km, etc.)
(4) Setting of display contents to notify the other party of approach (setting of presence / absence of attached contents such as standard message, additional message, photo / video)
(5) Approach notification display settings (azimuth / distance display, latitude / longitude / distance display, address / distance display)
(6) Setting whether or not to notify the other party of his / her approach The above (3) to (6) can be set for each partner terminal or for each group.
2. Settings for cases in which other users are notified of their approach (1) Settings for whether other users can request access notification (permission / rejection)
(2) Setting who is allowed access notification (individual / group)
(3) Approach distance setting (within 300m, within 1km, within 5km, within 10km, etc.)
(4) Setting of display contents to get notification of approach (setting only for text, attached contents such as photos and videos)
(5) Selection of notification means (select mail only, location display, sound, vibration, etc.)
(6) Approach notification display settings (azimuth / distance display, latitude / longitude / distance display, address / distance display)

  FIG. 6 shows an example of a position display diagram of the approach notification result sent by mail. By clicking on the displayed partner, you can make a call or send an email.

C. Commercial content usage settings (1) Availability setting (permission / rejection)
(2) Fields of use (choose fields such as eating and drinking, music events, and employment of human resources)
(3) Information provision range setting (within 300m, within 1km, within 5km, within 5 minutes walking)
(4) Selection of notification means (select mail only, location display, sound, vibration, etc.)

  FIG. 7 shows an example of a position display diagram of the approach notification result sent by mail. By clicking on the displayed store, you can see details such as the store's introduction, photos, and various information, and you can make calls and send emails.

D. Group registration settings (1) Group registration Register multiple people as a group with the head of the group as the center (2) Registration of administrators When a group has one or more people who correspond to administrators and individuals belong to the group Whether the administrator needs to be approved is determined by the administrator as a group attribute (group name, member, member addition / deletion method, maximum number of people, linkage method with other groups, etc.).
(3) Group approval request function (4) Withdrawal function (5) Settings for group managers
(i) Group creation and attribute editing functions
(ii) Invitation creation function to invite you to join a group
(iii) Group administrator addition function
(iv) Group participation approval function

E. Fixed terminal registration settings (functions only for fixed terminals)
(1) Registration of fixed terminal location (2) Usage mode setting (commercial / individual)

F. Terminal body setting function (1) Switch function (ON / OFF switch) that determines whether or not to notify your location
(i) Provide your location information by turning on
(ii) Stop providing all location information when turned off (2) Timed switch function (sets the above ON / OFF time)
(3) ON / OFF switch for commercial contents (4) ON / OFF switch for the entire position information function (all functions are temporarily stopped by turning OFF)
(5) Mail creation shortcut addition function

  Although the function of the terminal software has been described above, the selection of the setting item and the selection of the display method can be freely changed by the terminal software 700 of each terminal.

According to the present invention, the approach detection and the functions of each unit of the communication system can be realized by a program for causing a computer to execute them.
Further, according to the present invention, a program for causing the computer to execute the functions of the approach detection and each part of the communication system is stored in various recording media such as a CD and a DVD, and the program stored in the recording medium is stored in the program. It can be installed and used on a computer.

  An approach search request is made from the mobile terminal 601, the mobile terminal 602, and the mobile terminal 603. When the mobile terminals 601 to 603 each approach 3 km, the operation when each terminal searches for the position of another terminal (approach search request) is shown.

<Setting of access search request in mobile terminals 601-603>
(1) The service user Taro Sasaki who has the mobile terminal 601, when setting the approach search request, when the mobile terminal 602, 603 is approaching within a distance of 5 km from the mobile terminal 602, 603 On the other hand, only the mobile terminals 602 and 603 are allowed to notify the location of their own (mobile terminal 601) in response to an approach search request from other than their own terminal so as to obtain notification of approach by e-mail. This is set by the terminal software 700 on the mobile terminal 601.
(2) Jiro Tanaka, a service subscriber who has a mobile terminal 602, when setting the approach search request, when the mobile terminal 601 and 603 are approaching within a distance of 5 km when performing the approach search request, In order to obtain notification of approach by e-mail, on the other hand, in response to an approach search request from other than his / her own terminal, only the mobile terminal 603 moves so as to permit notification of the position of his / her (mobile terminal 602) Setting is made by software on the terminal 602.
(3) Saburo Sato, a service subscriber user with the mobile terminal 603, when the access search request is set as the access search request setting, when the mobile terminals 601 and 602 are close to each other within a distance of 1 km, On the mobile terminal 603, on the other hand, in order to obtain notification of approach by e-mail, on the other hand, in response to an approach search request from other than its own terminal, no terminal is permitted to notify its own (mobile terminal 603) position. Set with the software.

(When an approach search request is operated from the mobile terminal 601 under the setting of the approach search request)
FIG. 3 is a flowchart showing the flow of processing when an access search request is issued from the mobile terminal 601.
1. The mobile terminal 601 makes an approach search request using the terminal software 700 (B01), and connects to the service portal unit 201. At this time, the mobile terminal 601 notifies the service portal unit 201 of its location.
2. In the service portal unit 201,
(1) Authentication in the user attribute DB 100 is performed to confirm that the user is a legitimate user (B02).
(2) The information of the reference destination terminal is collated in the disclosure permission DB 101 to obtain that the mobile terminals 602 and 603 are search targets. However, it can be seen that neither of the mobile terminals 602 and 603 permits the access search request (B04).
3. For the above reason, the service portal unit 201 passes the process to the notification unit 206 because there is no neighboring user who can make an approach search request (B09).
4). The notification unit 206 notifies the mobile terminal 601 that there is no terminal approaching.
5. The mobile terminal 601 obtains the above notification and informs the user accordingly according to the setting method (the mobile terminal 601 is set by the direction / distance display).
E-mail display “Results of approach search: No one in the vicinity 5km”

(When an approach search request is operated from the mobile terminal 602 under the setting of the approach search request)
The flow of processing when the mobile terminal 602 requests an approach search for processing equivalent to the processing content in the mobile terminal 601 in FIG. 3 will be described with the processing numbers in FIG.
1. The mobile terminal 602 makes an access search request using software on the terminal (B01), and connects to the service portal unit 201. At this time, the mobile terminal 602 notifies the service portal unit 201 of its location.
2. In the service portal unit 201,
(1) Perform authentication in the user attribute DB 100 and confirm that the user is a legitimate user (B02)
(2) The information of the reference destination terminal is collated in the disclosure permission DB 101, and the mobile terminals 601 and 603 are search targets, of which the mobile terminal 601 is permitted to approach search, and the mobile terminal 603 receives an approach search request. It can be seen that permission has not been granted (B04).
(3) If there is a search terminal (in this embodiment, the mobile terminal 601), the terminal location inquiry unit 202 is notified of the location of the terminal itself and the location of the mobile terminal 601 is inquired (B05).
3. The terminal location inquiry unit 202 searches the location of all search target terminals (only the mobile terminal 601 in this embodiment) through the terminal location detection unit 203. Specifically, the following processes (1) to (3) are performed.
(1) The terminal location detection unit 203 refers to the location information DB 301 (Home Location Register, home memory) held by the mobile phone company, and grasps in which location registration area the search target terminal is located (B06).
(2) The mobile terminal 601 is called from the base station of the location registration area 501 where the search target mobile terminal 601 is located via the exchange (exchange 401 in this embodiment) corresponding to the location area where the mobile terminal 601 is located.
(3) The called mobile terminal 601 (present in the cell 1a of the location registration area 501) performs multiple base station positioning and informs the terminal location detection unit 203 of its location.
After the position search processing is performed for all terminals that meet the conditions, the terminal position inquiry unit 202 notifies the distance calculation unit 204 of the result and the position of its own terminal.
4). The distance calculation unit 204 calculates the distance between the position of its own terminal and all search targets, and passes the result to the notification condition determination unit 205 (B07).
5. The notification condition determination unit 205 selects only the terminals within the set distance (within 5 km) from the terminals to be searched and contacts the notification unit 206. (Since the mobile terminal 601 is 3 km from its own mobile terminal 602, the location information of the mobile terminal 601 is notified to the notification unit 206) (B08)
6). The notification unit 206 notifies the mobile terminal 602 of search terminal information that meets the conditions (in this case, the mobile terminal 601 is approaching) (B09).
7). The mobile terminal 602 obtains the notification and notifies the user according to the setting method (the mobile terminal 602 sets the azimuth / distance display and the position display diagram).
E-mail display "Access search result: Taro Sasaki, Southwest South, about 3km"
In addition, if it is set to open a notification mail from the terminal software, it is possible to make a call or send a mail directly to the approaching terminal from this notification mail.
Attached position display diagram: shown in FIG. By clicking the point of Taro Sasaki in the position display diagram of FIG. 8, it is possible to make a call or send an e-mail.

(When an approach search request is operated from the mobile terminal 603 under the setting of the approach search request)
The flow of processing when the mobile terminal 603 requests an approach search for processing equivalent to the processing content in the mobile terminal 601 in FIG. 3 will be described with the processing numbers in FIG.
1. The mobile terminal 603 makes an approach search request using the terminal software 700 (B01), and connects to the service portal unit 201. At this time, the mobile terminal 603 notifies the service portal unit 201 of its location.
2. In the service portal unit 201,
(1) Perform authentication in the user attribute DB 100 and confirm that the user is a legitimate user (B02)
(2) The information of the reference destination terminal is collated in the disclosure permission DB 101, and it is found that the mobile terminals 601 and 602 are search targets, and the access search request is permitted from both the mobile terminals 601 and 602. (B04)
(3) When there is a search terminal (in this example, the mobile terminals 601 and 602), the terminal location inquiry unit 202 is notified of the location of the mobile terminal 603 and the location of the mobile terminals 601 and 602 is inquired. (B05).
3. The terminal location inquiry unit 202 searches the location of all search target terminals (mobile terminals 601 and 602 in this embodiment) through the terminal location detection unit 203. The following processes (1) to (4) are performed.
(1) The terminal location detection unit 203 refers to the location information DB 301 held by the mobile phone company, and ascertains in which location registration area the notification target terminal is located (B06).
(2) From the base station in the location registration area (location registration areas 501 and 502 in this embodiment) where the notification target terminal is located via the exchange (switches 401 and 402 in this embodiment) corresponding to the location area where the terminal is located Call the terminal.
(3) The called mobile terminal 601 (existing in the cell 1a of the location registration area 501) performs multiple base station positioning and informs the terminal location detection unit 203 of its location.
(4) The called mobile terminal 602 (existing in the cell 2a of the location registration area 502) performs multiple base station positioning and informs the terminal location detection unit 203 of its own location.
After the terminal position search process is performed for all terminals that meet the conditions, the terminal position inquiry unit 202 notifies the distance calculation unit 204 of the result and the position of the terminal itself.
4). The distance calculation unit 204 calculates the distance between its own terminal position and all the search target terminals, and passes the result to the notification condition determination unit 205 (B07).
5. The notification condition determination unit 205 selects only terminals within the set distance (within 1 km in this embodiment) from the terminals to be searched, and notifies the notification unit 206 of the selected terminals. Since the distance between the mobile terminals 601 and 602 is 3 km this time, the notification unit 206 is notified that there is no terminal that can be notified (B09).
6). The notification unit 206 returns to the terminal that there is no search terminal information that meets the conditions.
7). The mobile terminal 603 obtains the above notification and informs the user according to the setting method (the mobile terminal 603 is set by the direction / distance display).
E-mail display "Access search result: No one was in the 1km range."

  An approach notification request is made from the mobile terminal 601, mobile terminal 602, and mobile terminal 603. When each of the mobile terminals 601 to 603 approaches 3 km, the operation when each terminal notifies the other terminal of an approach (approach notification request) is shown.

<Setting of notification of approach in mobile terminals 601 to 603>
(1) The service user Taro Sasaki who has the mobile terminal 601 makes an approach notification request by e-mail when the mobile terminal 602 or 603 makes an approach notification request when the mobile terminal 602 or 603 approaches a distance of 5 km as the approach notification request setting. The terminal software 700 on the mobile terminal 601 allows the mobile terminal 602 and 603 to accept the notification of the approach notification request from other than its own terminal so that the notification can be sent to the partner terminal. Set.
(2) If the service subscriber user Jiro Tanaka who has the mobile terminal 602 makes an approach notification request when the mobile terminals 601 and 603 approach a distance of about 5 km from the user as an approach notification request setting, On the other hand, on-terminal software 700 on the mobile terminal 603 is allowed to accept notifications from the mobile terminals 601 and 603 in response to an approach notification request from other than its own terminal so that a notification can be sent to the partner terminal. Set with.
(3) The service subscriber user Saburo Sato who has the mobile terminal 603 makes an approach notification request by e-mail when the mobile terminal 601 makes an approach notification request when the mobile terminal 601 approaches a distance of about 1 km as a setting of the approach notification request. On the other hand, the on-terminal software 700 on the mobile terminal 603 is set so as to permit the reception of the notification from the mobile terminal 601 in response to an approach notification request from other than its own terminal so that it can be sent to the partner terminal.

(When an approach notification request is operated from the mobile terminal 601 under the setting of the approach notification request)
FIG. 4 is a flowchart showing the flow of processing when an approach notification is requested from the mobile terminal 601.
1. The mobile terminal 601 makes an approach notification request using the software on the terminal (C01), and connects to the service portal unit 201.
At this time, the mobile terminal 601 notifies the service portal unit 201 of its location.
2. In the service portal unit 201,
(1) Authentication in the user attribute DB 100 is performed to confirm that the user is a legitimate user (C02).
(2) The information of the reference destination terminal is collated in the disclosure permission DB 101, and it is obtained that the mobile terminals 602 and 603 are the subject of the approach notification, and the notification is permitted from these terminals (C04).
(3) If there is a notification terminal, it notifies the terminal location inquiry unit 202 of the location of its own terminal and inquires about the location of the terminal (C05).
3. The terminal location inquiry unit 202 searches the location of all notification target terminals (mobile terminals 602 and 603 in this embodiment) through the terminal location detection unit 203. Specifically, the following processes (1) to (4) are performed.
(1) The terminal location detection unit 203 refers to the location information DB 301 held by the mobile phone company and grasps in which location registration area the notification target terminal is located (C06).
(2) From the base station in the location registration area (location registration areas 501 and 502 in this embodiment) where the notification target terminal is located via the exchange (switches 401 and 402 in this embodiment) corresponding to the location area where the terminal is located Call the terminal.
(3) The called mobile terminal 602 (existing in the cell 2a of the location registration area 502) performs multiple base station positioning and informs the terminal location detection unit 203 of its location.
(4) The called mobile terminal 603 (present in the cell 2d of the location registration area 502) performs multiple base station positioning and informs the terminal location detection unit 203 of its location.
After the terminal position search process is performed for all terminals that meet the conditions, the terminal position inquiry unit 202 notifies the distance calculation unit 204 of the result and the position of the terminal itself.
4). The distance calculation unit 204 calculates the distance between the user's own position and all notification targets, and passes the result to the notification condition determination unit 205 (C07).
5. The notification condition determination unit 205 selects only the terminals within the set distance (within 5 km in this embodiment) from the terminals to be notified, and contacts the notification unit 206 (C09).
6). The notification unit 206 notifies the terminal (mobile terminals 602 and 603 in this embodiment) that satisfies the condition of the content that the mobile terminal 601 is approaching.
7). The mobile terminals 602 and 603 obtain the notification from the notification unit 206 and inform the user according to the setting method (C10). The mobile terminal 602 sets the notification in the direction / distance display and the position display diagram, and the mobile terminal 603 sets the notification in the address / distance display.
(Display by email)
Display on the mobile terminal 601 that requested the approach notification: “Two terminals within 5 km of the vicinity, Jiro Tanaka and Saburo Sato were notified of the approach.”
Display on the mobile terminal 602 that received the notification: “There was an approach notification: Taro Sasaki, northwest, 3 km”, attached position display diagram: shown in FIG. By clicking the position point of Taro Sasaki in the position display diagram of FIG. 9, it is possible to make a call or send an e-mail.
Display on the mobile terminal 603 that received the notification: “There was an approach notification: Taro Sasaki, 3-7 Kanno-cho, Koganei-shi, Tokyo, approximately 3km (Own location: 2-42 Jindaiji, Mitaka-shi, Tokyo)”
In addition, if it is set to open a notification mail from the terminal software, it is possible to make a call or send a mail directly to the approaching terminal from this notification mail.

(When an approach notification request is operated from the mobile terminal 602 under the setting of the approach notification request)
The flow of processing when the mobile terminal 602 requests an approach notification of processing equivalent to the processing content in the mobile terminal 601 in FIG. 4 will be described with the processing numbers in FIG.
1. The mobile terminal 602 makes an approach notification request using the terminal software 700 (C01), and connects to the service portal unit 201. At this time, the mobile terminal 602 notifies the service portal unit 201 of its location.
2. In the service portal unit 201,
(1) Authentication in the user attribute DB 100 is performed to confirm that the user is a legitimate user (C02).
(2) The information of the reference destination terminal is collated in the permission disclosure DB 101, and it is obtained that the mobile terminals 601 and 603 are the subject of the approach notification, and the notification is permitted only from the mobile terminal 601 (C04).
(3) When there is a notification terminal, the terminal location inquiry unit 202 is notified of the location of its own terminal and inquires about the location of the terminal (C05).
3. The terminal location inquiry unit 202 searches the location of all notification target terminals (only the mobile terminal 601 in this example) through the terminal location detection unit 203. Specifically, the following processes (1) to (3) are performed.
(1) The terminal location detection unit 203 refers to the location information DB 301 held by the mobile phone company and grasps in which location registration area the notification target terminal is located (C06).
(2) Call the terminal from the base station in the location registration area (location registration area 501 in this embodiment) where the notification target terminal is located via the exchange (switch 401 in this embodiment) corresponding to the location area where the terminal is located. .
(3) The called mobile terminal 601 (existing in the cell 1a of the location registration area 50 1) performs multiple base station positioning and informs the terminal location detection unit 203 of its location.
After the position search processing is performed for all terminals that meet the conditions, the terminal position inquiry unit 202 notifies the distance calculation unit 204 of the result and the position of its own terminal.
4). The distance calculation unit 204 calculates the distance between the user's own position and all notification targets, and passes the result to the notification condition determination unit 205 (C07).
5. The notification condition determination unit 205 selects only the terminals within the set distance (within 5 km in this embodiment) (the mobile terminal 601 in this embodiment) from the terminals to be notified and contacts the notification unit 206. (C08).
6). The notification unit 206 notifies the terminal that satisfies the condition (the mobile terminal 601 in this embodiment) that the mobile terminal 602 is approaching (C09).
7). The mobile terminal 601 receives a notification from the notification unit 206, and notifies the user according to the setting method (C10). The mobile terminal 601 sets the latitude / longitude / distance display in the notification.
(Display by email)
Display on the mobile terminal 602 that requested the approach notification: “One terminal within 5km nearby, Taro Sasaki was notified of approach.”
Display on the mobile terminal 601 that received the notification: “There was an approach notification: Jiro Tanaka, 139 ° 30'15" E35 ° 41'05 "N (about 3 km) (Own position: 139 ° 31'20" E35 ° 42'35 "N)"
In addition, if it is set to open a notification mail from the terminal software, it is possible to make a call or send a mail directly to the approaching terminal from this notification mail.

(When an approach notification request is operated from the mobile terminal 603 under the setting of the approach notification request)
The flow of processing when the mobile terminal 603 requests an approach notification of processing equivalent to the processing content in the mobile terminal 601 in FIG. 4 will be described with the processing numbers in FIG.
1. The mobile terminal 603 makes an approach notification request using the terminal software 700 (C01) and connects to the service portal unit 201. At this time, the mobile terminal 603 notifies the service portal unit 201 of its location.
2. In the service portal unit 201,
(1) Authentication in the user attribute DB 100 is performed to confirm that the user is a legitimate user (C02).
(2) The information of the reference destination terminal is collated in the permission disclosure DB 101, and it is obtained that the mobile terminal 601 is the approach notification target and the notification is permitted from the mobile terminal 601 (C04).
(3) If there is a notification terminal, it notifies the terminal location inquiry unit 202 of the location of its own terminal and inquires about the location of the terminal (C05).
3. The terminal position inquiry unit 202 searches the terminal position detection unit 203 for the positions of all the search target terminals (only the mobile terminal 601 in this embodiment). Specifically, the following processes (1) to (3) are performed.
(1) The terminal position detection unit 203 refers to the position information DB 301 held by the communication company and grasps in which position registration area the notification target terminal is located (C06).
(2) Call the terminal from the base station in the location registration area (location registration area 501 in this embodiment) where the notification target terminal is located via the exchange (switch 401 in this embodiment) corresponding to the location area where the terminal is located. .
(3) The called mobile terminal 601 (present in the cell 1a of the location registration area 501) performs multiple base station positioning and informs the terminal location detection unit 203 of its location.
After the position search processing is performed for all terminals that meet the conditions, the terminal position inquiry unit 202 notifies the distance calculation unit 204 of the result and the position of its own terminal.
4). The distance calculation unit 204 calculates the distance between the user's own position and all notification targets, and passes the result to the notification condition determination unit 205 (C07).
5. The notification condition determination unit 205 selects only the terminals within the set distance (within 1 km in this embodiment) from the notification target terminals, and notifies the notification unit 206 of the selected terminals.
6). The notification unit 206 notifies the terminal that meets the condition of the content that the mobile terminal 603 is approaching, but there is no notification target terminal within the set distance, so the mobile terminal 603 has no terminal that is approaching. A notification to this effect is made (C09).
7). The mobile terminal 603 obtains a notification from the notification unit 206 and informs the user according to the setting method (C10). The mobile terminal 603 sets the direction / distance display in the notification.
E-mail display on mobile terminal 603 that received the notification: “Although a notification of approach was made to a terminal within 1 km in the vicinity, there was no terminal that could be notified.”

  A commercial use access search request is sent to all terminals within a distance of 3 km from the fixed terminal 604. In this case, the operation when the fixed terminal 604 issues an approach notification request when the mobile terminals 601, 602, and 603 each approach 1 km from the fixed terminal 604 is shown. However, the fixed terminal 604 is in the location registration area 1, and there are a location registration area 1 and a location registration area 2 within a radius of 3 km as a notification area.

<Setting of notification of approach in fixed terminal 604>
(1) A store clerk of “Dining Shiro” who is a service subscriber who has a fixed terminal 604 registers in advance in the user attribute DB 100 via the service portal unit 201 that his / her terminal is for commercial service provision. Keep it.
(2) A service subscriber who has a fixed terminal 604 registers the position of his / her terminal in advance in the fixed terminal position DB 102 via the service portal unit 201.
(3) The service subscriber who has the fixed terminal 604 sends the commercial content related to food and drink to all terminals within a distance of 3 km by e-mail when making an approach notification request as the setting of the approach notification request. Content contents and attributes are set in the disclosure permission DB 101 from the terminal software 700 on the terminal 604 via the service portal unit 201.

<Commercial content use setting in mobile terminals 601-603>
(1) The service subscriber having the mobile terminal 601 permits the reception of commercial content related to eating and drinking and personnel employment within a distance of 2 km as the setting of the approach notification request.
(2) The service subscriber having the mobile terminal 602 permits the reception of music event content within a distance of 2 km as the setting of the approach notification request.
(3) The service subscriber who has the terminal 603 permits the eating and drinking within a distance of 500 m and the reception of the exercise event content as the setting of the approach notification request.

The operation when the fixed terminal 604 issues an approach notification request will be described below.
1. From the fixed terminal 604, an “approach notification request” is performed using the terminal software 700, and the service portal unit 201 is connected.
2. In the service portal unit 201,
(1) Perform authentication in the user attribute DB 100 to confirm that the user is a legitimate user and acquire that the fixed terminal 604 is a fixed terminal.
(2) The fixed terminal position DB 102 acquires the position of the fixed terminal 604 and notifies the terminal position inquiry unit 202 of the position.
3. The terminal position inquiry unit 202 sends the positions of all notification target terminals (in this embodiment, mobile terminals 601, 602, and 603) within the range (within 3 km) from the fixed terminal 604 through the terminal position detection unit 203. Explore. Specifically, in this example, since there are the location registration area 1 (501) and the location registration area 2 (502) within a radius of 3 km from the fixed terminal 604, the following processes (1) to (5) are performed. .
(1) The terminal position detection unit 203 refers to the position information DB 301 held by the communication company, and grasps where the notification target terminal in the vicinity of the fixed terminal 604 is in the position registration area.
(2) Location registration area (location registration area 1 in this embodiment) where the notification target terminal is located via the exchange (switch 1 (401) and exchange 2 (402) in this embodiment) corresponding to the location area where the terminal is located And the terminal is called from the base station of 2).
(3) The called mobile terminal 601 (existing in the cell 1a of the location registration area 1 (501)) performs multiple base station positioning and informs the terminal location detecting unit 203 of its location.
(4) The called terminal 602 (existing in the cell 2a of the location registration area 2 (502)) performs multiple base station positioning and informs the terminal location detection unit 203 of its location.
(5) The called terminal 603 (present in the cell 2d of the location registration area 2 (502)) performs multiple base station positioning and informs the terminal location detecting unit 203 of its location.
After the position search processing is performed for all terminals that meet the conditions, the terminal position inquiry unit 202 notifies the distance calculation unit 204 of the result and the position of its own terminal.
4). The distance calculation unit 204 calculates the distance between its own position (fixed terminal 604) and all notification target positions, and passes the result to the notification condition determination unit 205.
5. The notification condition determination unit 205 selects only the terminals that satisfy the set distance and the notification condition from the notification target terminals and contacts the notification unit 206.
6). The notification unit 206 notifies the terminal that satisfies the condition (the mobile terminal 601 in this embodiment) that the fixed terminal 604 is close and the content that the terminal 604 has set.
7). The terminal 601 receives a notification from the notification unit 206 and notifies the user according to the setting method.
The mobile terminal 601 sets an address / distance display and a position display diagram in the notification.
Mail display on the mobile terminal 601 that received the notification: “A message was received from a store in the Japanese food category.
Store name: Dining Shiro Comment: Beer half price campaign now Address: 1-1, Midorimachi, Koganei City, Tokyo (1km west)
Phone number 042-2312-1234
Click here for details"
Attached position display diagram: shown in FIG. By clicking the location point of Dining Shiro in the position display diagram of FIG. 10, detailed information on the store can be obtained, and a telephone call or e-mail can be sent.

  The mobile terminal 601, the mobile terminal 602, and the mobile terminal 603 are registered as “Group A” of the same group, and the user having the terminal 601 is an administrator. When the mobile terminals 601 to 603 each approach 500 m, the operation when the terminal 601 searches for the position of the terminal of the same group (approach search request) is shown.

<Setting of access search request in mobile terminals 601-603>
(1) The subscriber user Taro Sasaki, who has the mobile terminal 601, sets the approach search request, and when the terminal belonging to the group A is approaching within a distance of 1 km when performing the approach search request, On-terminal software 700 on the mobile terminal 601 is allowed so as to permit notification of the position in response to an approach search request from all terminals belonging to group A, so as to obtain notification of approach by e-mail. Set with.
(2) Jiro Tanaka, a service subscriber who has a mobile terminal 602, when a proximity search request is made as a setting for the proximity search request, when a terminal belonging to group A is approaching within a distance of 1 km from him On-terminal software on the mobile terminal 602 so as to permit notification of the location in response to an access search request from all terminals belonging to the group A, so as to obtain notification of access by e-mail Set at 700.
(3) The service subscriber user Saburo Sato who has the mobile terminal 603, when setting the approach search request, when a terminal belonging to the group A is approaching within a distance of 300 m from himself when performing the approach search request. On-terminal software on the mobile terminal 603 so as to permit notification of the location in response to access search requests from all terminals belonging to the group A, so as to obtain notification of access by e-mail Set at 700.

(When an approach search request is operated from the mobile terminal 601 under the setting of the approach search request)
FIG. 3 is a flowchart showing the flow of processing when an access search request is issued from the mobile terminal 601.
1. The mobile terminal 601 makes an approach search request using the terminal software 700 (B01), and connects to the service portal unit 201. At this time, the mobile terminal 601 notifies the service portal unit 201 of its location.
2. In the service portal unit 201,
(1) Authentication in the user attribute DB 100 is performed to confirm that the user is a legitimate user (B02).
(2) The information of the reference destination terminal is collated in the disclosure permission DB 101, and the mobile terminals 602 and 603 are obtained as search targets from the registration status of the group A.
(3) When there is a search terminal (mobile terminals 602 and 603 in the present embodiment), the terminal location inquiry unit 202 is notified of the location of the terminal itself and the location of the mobile terminal 601 is inquired (B05).
3. The terminal location inquiry unit 202 searches the location of all search target terminals (mobile terminals 602 and 603 in this embodiment) through the terminal location detection unit 203. Specifically, the following processes (1) to (5) are performed.
(1) The terminal location detection unit 203 refers to the location information DB 301 (Home Location Register, home memory) held by the mobile phone company, and ascertains in which location registration area the search target terminal is located (B06).
(2) The mobile terminal 602 is called from the base station in the location registration area 502 where the search target mobile terminal 602 is located via the exchange (in this embodiment, the exchange 402) corresponding to the location area where the mobile terminal 602 is located.
(3) The called mobile terminal 602 (existing in the cell 2a of the location registration area 502) performs multiple base station positioning and informs the terminal location detection unit 203 of its location.
(4) The mobile terminal 603 is called from the base station in the location registration area 502 where the search target mobile terminal 603 is located via the exchange (in this embodiment, the exchange 402) corresponding to the location area where the mobile terminal 603 is located.
(5) The called mobile terminal 603 (present in the cell 2d of the location registration area 502) performs multiple base station positioning and informs the terminal location detection unit 203 of its location.
After the position search processing is performed for all terminals that meet the conditions, the terminal position inquiry unit 202 notifies the distance calculation unit 204 of the result and the position of its own terminal.
4). The distance calculation unit 204 calculates the distance between the position of its own terminal and all search targets, and passes the result to the notification condition determination unit 205 (B07).
5. The notification condition determination unit 205 selects only the terminals within the set distance (within 1 km) from the search target terminals and contacts the notification unit 206. (Since the mobile terminals 602 and 603 are 500 m from their mobile terminals 601, the location information of the mobile terminals 602 and 603 is notified to the notification unit 206) (B08)
6). The notification unit 206 notifies the mobile terminal 601 of search terminal information that meets the conditions (in this case, the mobile terminals 602 and 603 are approaching) (B09).
7). The mobile terminal 601 obtains the above notification and notifies the user according to the setting method (the mobile terminal 601 sets the direction / distance display and position display diagram).
E-mail display "Search results of users belonging to Group A: Jiro Tanaka, South-South Southwest, about 500m, Saburo Sato, Northeast, about 500m"
In addition, if it is set to open a notification mail from the terminal software, it is possible to make a call or send a mail directly to the approaching terminal from this notification mail.
Attached position display diagram: shown in FIG. By clicking the point of Jiro Tanaka or Saburo Sato displayed in the search result in the position display diagram of FIG. 11, a telephone call or mail can be sent.

  The present invention provides an opportunity for an accidental reunion when a friend who has been registered in advance during a trip, shopping, etc. comes close by chance, or the situation of the approach without having to make a call when waiting in a group. There is a high possibility of use. It can also be applied to new games using location information. Furthermore, expansion of applications such as efficient advertisement, recruitment, and recruitment can be expected at the location of the subscriber.

  Further, the present invention is highly convenient because the system of the present invention can be used even in a portable terminal equipped with a GPS function, even in a situation where the GPS function cannot be used in an underground mall, a building, or the like. Further, not only the terminal position information provided by the mobile phone company but also the position information obtained from the access point when the mobile terminal is connected to a public LAN or the like is used in the approach detection and notification system of the mobile terminal of the present invention. Can do.

10 Approach detection and notification server 100 User attribute database (DB)
101 Disclosure permission database (DB)
102 Fixed terminal location database (DB)
DESCRIPTION OF SYMBOLS 201 Service portal part 202 Terminal position inquiry part 203 Terminal position detection part 204 Distance calculation part 205 Notification condition determination part 206 Notification part 300 Cellular phone gateway exchange 301 Location information database (DB)
401, 402 Exchanges 501, 502 Location registration areas 1a, 1b, 1c, 1d Cells in the location registration area 501 (communication range covered by one base station (antenna))
2a, 2b, 2c, 2d Cell in location registration area 502 (communication possible range handled by one base station (antenna))
601 602 603 Mobile terminal 604 Fixed terminal 700 Terminal software

Claims (7)

A system that detects and notifies the approach of a mobile portable terminal,
It has an approach detection and notification server that automatically obtains user location information from a mobile portable terminal, and sends and registers the user location information to the approach and notification server in response to a location search or location notification request. Means,
On-terminal software that operates on the terminal, which sets various information such as the availability of disclosure of location information and the approach distance between terminals to be notified;
A user attribute database for managing user attributes such as the user's name and contract details notified from the software on the terminal;
A disclosure permission database for recording and authenticating disclosure permission information of user location information notified from the software on the terminal; and
A location information database that manages location information when the user's device is a mobile mobile device,
A fixed terminal location database for managing the location information notified from the software on the terminal when the user terminal is a fixed terminal;
Means for calculating the distance from the location information of the terminals of the registrants with reference to the disclosure permission information of the users recorded in the disclosure permission database;
Means for determining whether the notification condition is met from the distance obtained by the calculation means;
As a result of the determination by the determination unit, when the notification condition is met, an approach notification unit that notifies the user's mobile portable terminal or the user's fixed terminal of information indicating that they are close to each other;
A mobile portable terminal approach detection and notification system comprising: An approach detection and notification server that provides information to a user's mobile mobile terminal,
A user attribute database that manages user attributes such as the user's name and contract details,
The disclosure permission database for recording and authenticating disclosure permission information of the user's location information; and
A location information database that manages location information when the user's device is a mobile mobile device,
If the terminal is a fixed terminal, a fixed terminal position information database that records the position information notified from the software on the terminal;
It is a part that receives access from the software on the terminal, and various setting information notified from the software on the terminal is recorded in the user attribute database and the disclosure permission database, or recorded in the fixed terminal location information database and used. A service portal unit that determines permission of notification in response to an approach search request or an approach notification request from a person's terminal;
In response to a user approach search request from the service portal unit or an approach notification request, a terminal location inquiry unit that inquires about the location of the terminal;
In response to an inquiry from the terminal location inquiry unit, if the user's terminal is a mobile portable terminal, an inquiry is made to the location information database in response to a user approach search request or an approach notification request, or When the terminal is a fixed terminal, in response to the request, a terminal position detection unit that makes an inquiry to the fixed terminal position information database;
Based on the location information obtained from the terminal location inquiry unit, a distance calculation unit that calculates the distance between the terminal of the user who is making an approach search request or an approach notification request and all the request target terminals; ,
From the distance information between the terminals obtained from the distance calculation unit, a notification condition determination unit that determines a target terminal that matches the conditions of the disclosure permission information registered in the disclosure permission database;
Depending on the determination result obtained from the notification condition determination unit, if there is a terminal that performs an approach notification, an approach notification is made to the target terminal to be notified and the user terminal that has made the request, or an approach notification is made. When there is no terminal to perform, a notification unit for notifying that there is no terminal that performs an approach notification to the user terminal that has made the request;
An approach detection and notification server comprising: The software on the terminal running on the user's terminal is linked with the address book on the terminal,
A setting means for deciding whether or not to notify his / her approach, or whether or not to notify his / her approach of the other user or group, for each and every other user or group user;
Means for setting the distance to be notified;
Means for setting a message to be notified and contents to be displayed;
Means for setting an approach information notification method for notifying approach information;
Means for displaying the notified approach information;
Means for providing a function for easily sending an e-mail or making a call to a notification target in cooperation with notification information such as an approach notification mail sent from a notification server and a notification server that provides information to a user's mobile portable terminal; ,
An information terminal comprising:   4. The information terminal according to claim 3, wherein the information terminal is a mobile portable terminal connected to a cellular phone network or the Internet.   The information terminal according to claim 3, wherein the information terminal is a fixed terminal connected to the Internet. On the computer,
Means for automatically transmitting and registering the user's location information from the mobile portable terminal to the approach detection and notification server;
On-terminal software that operates on the terminal, which sets various information such as the availability of disclosure of location information and the approach distance between terminals to be notified;
Means for accessing a user attribute database for managing user attributes such as the user's name and contract content notified from the software on the terminal;
A disclosure permission database for recording and authenticating disclosure permission information of user location information notified from the software on the terminal; and
A location information database that manages location information when the user's information terminal is a mobile mobile device;
A fixed terminal location information database for managing the location information sent from the software terminal when the user information terminal is a fixed terminal;
Means for referring to the disclosure permission information of the users recorded in the disclosure permission database, and calculating the distance from the location information of the registrants;
Means for determining whether the notification condition is met from the distance obtained by the calculation means;
As a result of the determination by the determination unit, when the notification condition is met, an approach notification unit that notifies the user's mobile portable terminal or the user's fixed terminal of information indicating that they are close to each other;
Program to realize each function of. On the computer,
Means for automatically transmitting and registering the user's location information from the mobile portable terminal to the approach detection and notification server;
On-terminal software that operates on the terminal, which sets various information such as the availability of disclosure of location information and the approach distance between terminals to be notified;
Means for accessing a user attribute database for managing user attributes such as the user's name and contract content notified from the software on the terminal;
A disclosure permission database for recording and authenticating disclosure permission information of user location information notified from the software on the terminal; and
A location information database that manages location information when the user's information terminal is a mobile mobile device;
A fixed terminal location information database for managing the location information sent from the software terminal when the user information terminal is a fixed terminal;
Means for referring to the disclosure permission information of the users recorded in the disclosure permission database, and calculating the distance from the location information of the registrants;
Means for determining whether the notification condition is met from the distance obtained by the calculation means;
As a result of the determination by the determination unit, when the notification condition is met, an approach notification unit that notifies the user's mobile portable terminal or the user's fixed terminal of information indicating that they are close to each other;
The computer-readable recording medium which recorded the program for implement | achieving each function of.