JP2008210269A - Communication system, base station, and communication method - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To acquire safety information for an owner of a portable device terminal in a disaster area by automatically transmitting a mail for safety confirmation to the portable device terminal in the disaster area. <P>SOLUTION: In a communication system for executing communication with portable device terminals through radio, the communication system has a plurality of base stations taking charge of respective communication service areas, the portable device terminal in the communication service area, a server for transmitting the mail for safety confirmation in order to confirm safety of the owner of the portable device terminal to the portable device terminal in the communication service area where the outbreak of a disaster is detected, and a safety information database for register safety information included in the return mail returned from the portable device terminal. <P>COPYRIGHT: (C)2008,JPO&INPIT

Description

  The present invention relates to a communication system, a base station, and a communication method that can provide safety information when a disaster occurs.

  When a disaster such as an earthquake occurs, a communication system such as a mobile phone is useful as a means of obtaining disaster information, and a mobile phone that automatically sends necessary information from the base station to the mobile phone owner when a disaster occurs. A telephone system is considered.

  For example, in Patent Literature 1, when the owner of a mobile phone is in a call service area including a disaster occurrence area, an area adjacent to the disaster occurrence area, or an evacuation recommendation area, disaster information including map information is stored in the base station. A mobile phone system that automatically sends a mobile phone to a mobile phone is disclosed.

In addition, in areas where disasters occur and adjacent areas, telephones (especially mobile phones) are used all at once for safety confirmation and communication access is concentrated, so communication in the area may be restricted in the communication system. For this reason, services such as calling a specific number and leaving a message are provided.
JP 2002-111182 A

  However, I do not know the existence of the message message service, I do not know the number to apply to the message message service even if I know the existence, it takes time and effort to leave the message after calling a specific number, upset message message A message message is not necessarily transmitted even if a person who has encountered a disaster (a disaster victim) is safe because the service does not come to mind.

  In addition, even if the victim sends an e-mail from a portable terminal (such as a mobile phone) and tries to contact the outside of the disaster-stricken area, transmission is impossible if data communication is also restricted. Furthermore, it takes a lot of time to send, and even if it can be sent, it often takes a considerable amount of time for the mail to reach the sender from the center.

  An object of the present invention is to provide a communication system and a base station that can obtain the safety information of the owner of the mobile terminal existing in the disaster area by automatically sending a safety confirmation mail to the mobile terminal existing in the disaster area. And providing a communication method.

In order to solve the above-described problem, a communication system according to the present invention is a communication system that communicates with a mobile terminal wirelessly, and includes a plurality of base stations that are in charge of a call service area and the call service area that is present in the call service area. A mobile terminal, a server that transmits a safety confirmation email for confirming the safety of the owner of the mobile terminal to the mobile terminal existing in the call service area where the occurrence of a disaster is detected, and the safety confirmation A safety information database for registering safety information included in a reply mail returned from the mobile terminal with respect to the mail is provided.
According to the communication system, the server automatically transmits a safety confirmation mail to the mobile terminal existing in the call service area where the occurrence of the disaster is detected, and the mobile terminal that has received the safety confirmation mail The owner simply sends back the safety confirmation email and is sent to the server and registered in the safety information database, so it is easy to collect the safety information of the mobile terminal owner (disaster) in the area where the disaster occurred. Can be planned.

The communication system according to the present invention is characterized in that the disaster is an earthquake and a safety confirmation email is transmitted to the owner of the mobile terminal existing in the call service area where an earthquake of a predetermined seismic intensity or more is detected. To do.
Thereby, when an earthquake of a predetermined seismic intensity or more that is highly likely to cause a flood of inquiries about the safety of the disaster victim and to limit the communication line, it is possible to easily collect the safety information of the disaster victim.

The communication system according to the present invention is characterized in that the plurality of base stations have an earthquake detection means for detecting an earthquake having a predetermined seismic intensity or more.
Thereby, the detection of the earthquake more than the predetermined seismic intensity can be performed in real time for each service area covered by the base station.

Furthermore, when the communication system according to the present invention makes a call or mail transmission to a mobile terminal existing in a call service area where the occurrence of the disaster is detected, the safety information is sent to the caller. It is characterized by having a safety information providing means for transmitting.
Thereby, the safety information of the disaster victim accumulated in the safety information database can be obtained by making a call or sending an e-mail to the mobile terminal of the disaster victim.

The base station according to the present invention is a base station that communicates with a mobile terminal wirelessly. When it is detected that a disaster has occurred, the base station is connected to the mobile terminal existing in the call service area of the mobile station. Sending a safety confirmation email for confirming the safety of the owner of the terminal, and sending a reply email returned to the safety confirmation email to the server for registering the safety information of the owner of the portable terminal. Features.
As a result, a safety confirmation email is automatically sent to the mobile terminal existing in the call service area where the occurrence of the disaster has been detected, and the owner of the mobile terminal receiving this safety confirmation email By simply sending back a confirmation mail, it is sent to the server and registered in the safety information database. Therefore, it is possible to easily collect the safety information of the owner of the mobile terminal (disaster) in the area where the disaster occurred.

Further, the base station according to the present invention has an earthquake detection means for detecting an earthquake having a predetermined seismic intensity or more when the disaster is an earthquake, and when the earthquake detecting means detects an earthquake having a predetermined seismic intensity or more, the server It is characterized by notifying the occurrence of an earthquake.
Thereby, when an earthquake of a predetermined seismic intensity or more that is highly likely to cause a flood of inquiries about the safety of the disaster victim and to limit the communication line, it is possible to easily collect the safety information of the disaster victim.

The communication method according to the present invention is a communication method for performing communication between a plurality of base stations that are in charge of a call service area and a mobile terminal that is present in the call service area through radio, and when the earthquake occurs, The seismic intensity is measured by each of the base station earthquake detection means, and a step of determining whether or not an earthquake of a predetermined seismic intensity or more has been detected is detected. The step of notifying the server that an earthquake has occurred in the station, and the server receiving the notification with respect to the mobile terminal existing in the call service area of the base station where an earthquake of a predetermined seismic intensity or more is detected Transmitting a safety confirmation email for confirming the safety of the user, and the base station receiving the reply email to the safety confirmation email from the mobile terminal Sending to the server, wherein the server receiving the reply mail including the steps of saving the safety information to the safety information database registration included in the reply mail.
According to the above communication method, the server automatically transmits a safety confirmation mail to the mobile terminal existing in the call service area where the occurrence of the disaster is detected, and the mobile terminal that has received the safety confirmation mail The owner simply sends back the safety confirmation email and is sent to the server and registered in the safety information database, so it is easy to collect the safety information of the mobile terminal owner (disaster) in the area where the disaster occurred. Can be planned.

In the communication method according to the present invention, when a call or mail is sent to a mobile terminal existing in a call service area of a base station where an earthquake of a predetermined seismic intensity or more is detected, the call destination or mail is sent. A step of identifying the owner's portable terminal from the previous number, searching for the safety information of the owner registered in the safety information database, and calling the safety information of the owner obtained by the search Sending to the original or mail sender.
Thereby, the safety information of the disaster victim accumulated in the safety information database can be obtained by making a call or sending an e-mail to the mobile terminal of the disaster victim.

The communication system, the base station, and the communication method according to the present invention can increase the certainty of communication for confirming safety, and the owner of the portable terminal in the disaster area can reply automatically sent mail. Just do it and you can confirm its safety.
In addition, a person outside the disaster area can confirm the safety of the owner of the mobile terminal in the disaster area without directly communicating with the owner of the mobile terminal.

  DESCRIPTION OF EXEMPLARY EMBODIMENTS Hereinafter, preferred embodiments of a communication system according to the invention will be described in detail with reference to the drawings. FIG. 1 is a schematic configuration diagram illustrating an embodiment of a communication system according to the present invention.

In the following embodiments, the case of an earthquake will be taken up and described as an example of a disaster.
As shown in FIG. 1, the communication system according to the present embodiment includes a plurality of base stations 1, 2, 3, 4, 5 that are in charge of each call service area 11, 12, 13, 14, 15, and a call service area. Exchange that confirms the location of the mobile terminals 21, 22, and 23 by supervising the information from the mobile terminals 21, 22, 23, and the base stations 1, 2, 3, 4, 5 and other line networks. It comprises a station 6 and a server 7 that controls the exchange 6 and registers, searches, and transmits the safety information of the victims. In addition, the server 7 includes a safety information database 8 of the owner of the mobile terminal in the disaster area caused by the earthquake. Further, when a call or mail is sent to the mobile terminal in the disaster area, the safety information is sent to the sender. Safety information providing means 9 for transmitting the safety information registered in the database 8 is provided. Each base station 1, 2, 3, 4, 5 is provided with an earthquake detection means for detecting an earthquake such as a seismometer or an inclinometer.

In the above configuration, the base station 1 is the call service area 11, the base station 2 is the call service area 12, the base station 3 is the call service area 13, the base station 4 is the call service area 14, and the base station 5 is the call service area 15. Covers regional coverage.
The mobile terminal 21 is in the area of the call service area 11 covered by the base station 1, the mobile terminal 22 is in the area of the call service area 12 covered by the base station 2, and the mobile terminal 23 is in the call service covered by the base station 4. It exists in the area range of area 14.

  Next, the operation of the communication system according to the present embodiment will be described using FIG. 2 and FIG. FIG. 2 is a flowchart showing a flow of owner information registration processing in the communication system according to the present embodiment, and FIG. 3 is a flowchart showing a flow of safety information notification processing.

  Here, an example will be described in the case where an earthquake of a predetermined seismic intensity or more has occurred in the service areas 11, 12, and 14 respectively covered by the base stations 1, 2, and 4 shown in FIG.

The flow of safety information registration processing will be described below with reference to FIG.
An earthquake occurs in an area including a call service area of the communication system according to the present embodiment (step S1). At this time, the seismic intensity is measured by the earthquake detecting means of each base station 1, 2, 3, 4, 5 and each base station determines whether or not an earthquake having a predetermined seismic intensity or more is detected ( Step S2).
The above-mentioned seismic intensity is a seismic intensity that may cause human damage based on data such as statistics of earthquakes that have occurred in the past. It is preferable to set a high seismic intensity.

  When an earthquake with a predetermined seismic intensity or more is detected (YES in step S2), the base station (in this example, base stations 1, 2, and 4) notifies the server 7 that an earthquake has occurred in the own station. (Step S3). Then, the base stations 1, 2, and 4 temporarily stop the communication operation (step S4).

  Next, the server 7 that has received the notification exists via the exchange 6 in the call service areas 11, 12, and 14 (disaster areas) of the base stations 1, 2, and 4 in which earthquakes of a predetermined seismic intensity or more have been detected. A safety confirmation mail for confirming the safety of the owner (stricken person) is transmitted from each base station 1, 2, 4 to all the mobile terminals 21, 22, 23 (step S5). This safety confirmation e-mail is, for example, an e-mail in which the content of replying immediately after writing is written.

  The base stations 1, 2, and 4 wait for a safety confirmation mail for a predetermined period (step S6). When the owner replies to this mail, it is automatically returned to the base stations 1, 2, and 4 that are the destinations of this mail.

  When the safety confirmation mail is replied (YES in step S6), the base stations 1, 2, and 4 transmit a reply mail to the server 7 via the exchange 6 (step S7). The server 7 that has received the reply mail stores the safety information including the contents written in the reply mail (information such as the presence / absence of the reply mail, the transmission time of the reply mail, and which base station has been replied) in the safety information database 8. Save and register (step S8).

  Next, a flow of notification processing for safety information registered in the flow of FIG. 2 will be described with reference to FIG.

  When an earthquake occurs, when communication is restricted to the affected area and the mobile terminals 21, 22, 23 in the affected area are not connected, the mobile terminals 21, 22, A call or e-mail is sent to 23 (step S11).

  The safety information providing means 9 of the server 7 identifies the victim's portable terminal from the number of the call destination or the mail destination, and searches for the safety information of the victim registered in the safety information database 8 (step S12). ).

  Then, the safety information providing means 9 transmits the safety information of the victim obtained by the search to the caller or the mail sender (step S13).

  As the safety information transmitted at this time, an announcement as to whether or not there was a reply from the victim is made by telephone call or e-mail. Furthermore, if there is a reply mail content from the victim, the content is also transmitted. The safety information should also include information such as the time when the e-mail was returned from the victim and location information such as where the victim was located (in which call service area the mobile terminal in the disaster area is located). Also good.

  Even after the communication restriction is lifted, if there is no response from the victim even if a call or email is sent to the victim's mobile terminal 21, 22, 23, a specific telephone number or Set the e-mail address for the safety information confirmation service, send the call destination or e-mail to the telephone number or e-mail address of this safety information confirmation service, and enter the number of the victim's mobile terminal, etc. to obtain the safety information You may be made to do.

  If the seismic intensity information in the area of the telephone service area covered by each base station can be obtained from the Japan Meteorological Agency, research institutes, etc., each base station may not have an earthquake detection means as described above. Good.

The detected disasters are not limited to earthquakes as described above. For example, the present invention can be applied to disasters such as typhoons, floods, tsunamis, and fires, and when these disasters occur in combination. Can do. For that purpose, it is only necessary to be able to obtain information on the occurrence status and degree of disaster in the area of the call service area covered by each base station.
It is also possible to provide confirmation of safety information in the present invention as a paid service.

It is a typical block diagram explaining embodiment of the communication system which concerns on this invention. It is a flowchart which shows the flow of the owner information registration process in the communication system which concerns on embodiment of this invention. It is a flowchart which shows the flow of the notification process of the safety information in the communication system which concerns on embodiment of this invention.

Explanation of symbols

1, 2, 3, 4, 5 Base station 6 Switching office 7 Server 8 Safety information database 9 Safety information providing means 10 Communication system 11, 12, 13, 14, 15 Call service area 21, 22, 23 Mobile terminal

Claims (8)

A communication system that communicates with a mobile terminal wirelessly,
Multiple base stations serving the call service area;
The mobile terminal present in the call service area;
A server that transmits a safety confirmation email for confirming the safety of the owner of the mobile terminal to the mobile terminal existing in the call service area where the occurrence of a disaster is detected;
A safety information database for registering safety information included in a reply mail returned from the portable terminal in response to the safety confirmation mail.   The communication system according to claim 1, wherein the disaster is an earthquake, and a safety confirmation mail is transmitted to an owner of a mobile terminal existing in the call service area where an earthquake of a predetermined seismic intensity or more is detected.   The communication system according to claim 2, wherein the plurality of base stations include an earthquake detection unit that detects an earthquake having a predetermined seismic intensity or more.   Furthermore, a safety information providing means for transmitting the safety information to a caller when a call or mail is sent to a mobile terminal existing in a call service area where the occurrence of the disaster is detected. The communication system according to any one of claims 1 to 3, further comprising: A base station that communicates with a mobile terminal wirelessly,
When it is detected that a disaster has occurred,
Send a safety confirmation email for confirming the safety of the owner of the mobile terminal to the mobile terminal in the local call service area,
A base station that transmits a reply mail returned to the safety confirmation mail to a server that registers the safety information of the owner of the portable terminal. The disaster is an earthquake, and has an earthquake detection means for detecting an earthquake having a predetermined seismic intensity or more,
6. The base station according to claim 5, wherein when the earthquake detecting means detects an earthquake having a predetermined seismic intensity or more, the server is notified of the occurrence of the earthquake. A communication method for performing communication between a plurality of base stations serving a call service area and a mobile terminal existing in the call service area via radio,
When an earthquake occurs, the seismic intensity is measured at each of the plurality of base station earthquake detecting means, and a step of determining whether an earthquake of a predetermined seismic intensity or higher is detected,
If an earthquake of a predetermined seismic intensity or higher is detected, the base station notifies the server that an earthquake has occurred in the own station; and
The server that has received the notification transmits a safety confirmation email for confirming the safety of the owner to the mobile terminal existing in the call service area of the base station where an earthquake of a predetermined seismic intensity or higher is detected;
A base station that has received a reply mail to the safety confirmation mail from the mobile terminal, and transmits the reply mail to a server;
The server that received the reply mail stores and registers the safety information included in the reply mail in a safety information database; and
A communication method comprising: Furthermore, when a call or e-mail is made to a mobile terminal existing in the call service area of the base station where an earthquake of the predetermined seismic intensity or more is detected,
Identifying the owner's portable terminal from the number of the call destination or mail destination, and searching for the safety information of the owner registered in the safety information database;
Transmitting the safety information of the owner obtained by the search to a caller or a mail sender;
The communication method according to claim 8, further comprising:

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