JP2003309867A - Mobile terminal - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide an information notice system capable of informing a user about information corresponding to a present location of a mobile terminal. <P>SOLUTION: The system includes: a communication host device 16 having a database 52 for storing sets of information items respectively related to a plurality of positions and a host computer 50; and a mobile terminal 12 having a data processing means 24 for executing prescribed data processing on the basis of data given to a communication control means 26 via communication networks 40, 42 and a display means 22 for displaying an image obtained by the data processing. The mobile terminal 12 has a current position detection means 28 for detecting its own current position, transmits position information data representing the current position to the communication host device 16, and the host computer 50 reads sets of information related to a position corresponding to the received position information data from the database 52 and gives the set of information to the mobile terminal 12. <P>COPYRIGHT: (C)2004,JPO

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a communication system for providing various information by communication from a host computer to a portable terminal, and more specifically, information corresponding to the position of each portable terminal. The present invention relates to a communication system that provides the.

[0002]

2. Description of the Related Art By connecting a host computer and a terminal device with a communication network using a private line or a public line, a data processing function or a database provided in the host computer from a terminal at a remote place. It is known that it is possible to utilize. In particular, by connecting the host computer and the terminal device by wireless communication, the terminal device can be easily moved, and the terminal device can be made portable. Hereinafter, a terminal device having such portability will be referred to as a mobile terminal.

On the other hand, in recent years, a current position calculating device for detecting the position of a moving body such as an automobile based on information from a satellite is known, and a system in which this current position calculating device is mounted on a mobile terminal is proposed. Has been done. For example,
(1) Japanese Patent Application Laid-Open No. 5-327604 discloses a system configured so that position information supplied from a navigation system can be transmitted from a telephone terminal to a predetermined receiving facility. Kaihei 5-327604
Japanese Patent Publication discloses a system for automatically transmitting information including the current location of a mobile station to a control station that controls a wireless network at a set time, and further (3) JP-A-6-
Japanese Patent No. 338848 discloses a system for reporting position information of a communication device to an emergency information reception center in an emergency.

[0004]

However, in any of the above systems, the mobile terminal such as a communication device is merely configured to transmit the position information indicating the position where the mobile terminal exists. , The user of the mobile terminal cannot obtain the information related to the position information.

For example, in the event of a disaster such as an earthquake or fire,
As disclosed in (1) and (3), although the location information of the mobile terminal is reported from the mobile terminal to the notification response system provided in the police station or the emergency information reception center, However, since appropriate information such as evacuation advice cannot be given, the user of the mobile terminal cannot know desired information such as a blame place according to his / her position.

It is also conceivable that the user of the portable terminal may want to obtain appropriate information according to his / her position even at times other than a disaster.

An object of the present invention is to provide an information notification system capable of notifying a user of information corresponding to the current position of a mobile terminal.

[0008]

SUMMARY OF THE INVENTION It is an object of the present invention to access a database that stores a predetermined set of information associated with each of at least a plurality of predetermined locations, and connect to a communication network. A communication host device having a host computer, a communication network, connectable communication means, data processing means for executing predetermined data processing based on the data given to the communication means, and based on the data processing. An information notification system comprising: a mobile terminal having a display means for displaying an image according to the obtained data, wherein the mobile terminal has a current position detection means for detecting its own current position, The position information data indicating the current position detected by the current position detection means is transferred to the communication network by the communication means. And transmitting to the communication host device, the host computer of the communication host device retrieves from the database a set of information relating to the position corresponding to the given position information data, and stores the set of information. An information notification system, characterized in that the set is configured to be provided to the mobile terminal via a communication network.

[0009] In a preferred aspect of the present invention, the portable terminal further includes timer means for outputting a time-up signal at predetermined time intervals, and the present time of the portable terminal according to the predetermined time interval. The position information data indicating the position is configured to be transmitted to the communication host device by the communication unit.

In a further preferred aspect of the present invention, the communication host device requests the communication means of the mobile terminal to connect a communication line in a predetermined case, and the mobile terminal responds to the request. After connecting the communication line,
The position information data indicating the current position of the mobile terminal is transmitted to the communication host device.

[0011] In a further preferred aspect of the present invention, the data set in the database includes disaster type information indicating a type of disaster that has occurred, and the portable terminal includes:
A predetermined data set including the disaster type information is transmitted.

[0012] In a further preferred aspect of the present invention, the data set in the database includes character information.

[0013] In a further preferred aspect of the present invention, the data set in the database includes road section information for specifying a road in the map.

[0014] In a further preferred aspect of the present invention, the road section information indicates at least a road which has been interrupted by a disaster that has occurred.

[0015] In a further preferred aspect of the present invention, the data set in the database includes route identification information for identifying a route between two predetermined points on the map.

[0016] In a further preferred aspect of the present invention, one end of the route corresponds to a position based on position information data indicating a current position of the portable terminal.

[0017] In a further preferred aspect of the present invention, the route specifying information indicates at least an evacuation route related to the disaster that has occurred.

[0018] In a further preferred aspect of the present invention, the set of information related to a predetermined position is related to a certain area, and the host computer based on the position information data received by the host computer. Is configured to determine which one of the areas the present position corresponds to.

In a further preferred aspect of the present invention, the region is a region included in a range of a predetermined radial distance from a specific position.

[0020] In a further preferred aspect of the present invention, the region is a region defined by two longitudes and two latitudes.

[0021] In a further preferred aspect of the present invention, the portable terminal has, for each disaster type information, a first database storing information related to the disaster type information, and the data processing device comprises: The information corresponding to the disaster type information received by the communication unit is read from the first database, and the display unit is configured to display an image based on the information.

In a further preferred aspect of the present invention, the portable terminal has a second database in which map data is stored, and data in the map data corresponding to the road section information and a map in a predetermined range. The display means is configured to display a predetermined image based on the part.

[0023] In a further preferred aspect of the present invention, the portable terminal has a second database which stores map data, and the data in the map data corresponding to the route identification information and the map in a predetermined range. The display means is configured to display a predetermined image based on the part.

[0024] In another embodiment of the present invention, the data set in the database includes geographic information related to geography around the position, and the mobile terminal has a predetermined data including the geographic information. The data set is configured to be transmitted.

In yet another embodiment of the present invention,
The set of data in the database includes weather information related to weather around the location, the mobile terminal,
The predetermined data set including the weather information is transmitted.

[0026]

According to the present invention, the position information data indicating the current position of the portable terminal detected by the current position detecting means is given to the communication host device by the communication means, and the host computer of the communication host device controls the position information data. Based on
Send predetermined data to the mobile terminal. In this way, based on the information given from the host computer, the data processing means executes a predetermined process, and the image corresponding to the data obtained by this is displayed on the display means. Therefore, the user of the mobile terminal can obtain appropriate information according to his / her position.

According to the preferred embodiment of the present invention, the position information data is transmitted to the communication host device in accordance with a predetermined time interval, so that the user of the portable terminal can perform complicated input by the user. It is possible to obtain appropriate information without needing it.

According to a further preferred embodiment of the present invention, the communication host device is configured to communicate with the communication means of the portable terminal.
Since the position information data is transmitted when the connection of the communication line is requested, the user of the mobile terminal does not need the complicated input by the user when necessary, such as in an emergency. It becomes possible to obtain appropriate information.

[0029]

Embodiments of the present invention will be described below with reference to the accompanying drawings. FIG. 1 is a block diagram showing the configuration of an information notification system according to an embodiment of the present invention. The information notification system according to the present embodiment is configured to notify a user having a mobile terminal of information related to the disaster when a disaster such as an earthquake or a fire occurs.

As shown in FIG. 1, the information notification system 10 is generally composed of a mobile terminal 12, a communication network system 14, and a communication host device 16. Although there are usually a plurality of mobile terminals, only a single mobile terminal is shown in FIG. 1 for convenience of explanation. The configuration of each block will be described below.

The portable terminal 12 comprises a touch panel or the like, and the input means 2 for the user to input desired information.
0, a display means 22 including a liquid crystal panel, a data processing means 24 having a data operation device such as a CPU and a storage device such as a RAM (Randam Access Memory), a cellular terminal device, a PHS (Personal Handy phone System) terminal device, or the like. In other words, the wireless communication means 26 for performing communication with a wireless communication base station, which will be described later, provided in the communication network system 14, a GPS (Grobal Positioning System).
m) A current position detecting means 28 including a receiving device or the like for detecting the position where the mobile terminal 12 exists, and a ROM (R
It is composed of an ead only memory), an IC card, and the like, and is provided with a database 32 that stores predetermined information. In addition,
GPS is a positioning technology of the current position adopted in the invention of “vehicle management device” of Japanese Patent Laid-Open No. 6-236211, and PHS is a wireless communication technology adopted by NTT (Nippon Telegraph and Telephone Corporation). .

When the user touches a touch panel (not shown), the input means 20 detects the operation, and based on this, the obtained instruction or data by the user,
It is given to the data processing means 24.

The display means 22 corresponds to the received data received by the wireless communication means 26 as a result of the data processing of the data processing means 24 or the position information data indicating the current position detected by the current position detecting means 28. The image to
Display it on the display screen.

The data processing means 24, based on the data and the instruction, the received data, or the position information data given from the input means 20 as described above, the database 3
Predetermined data processing such as searching for 2 is executed. Also,
The data processing means 24 sends the position information data indicating the current position detected by the current position detecting means 28 to the wireless communication means 26.
Give to. In the present embodiment, the data processing means 24 outputs position information data and the like to the wireless communication means 26 at the time when the signal indicating that the connection of the line is completed is given from the wireless communication means 26.

The wireless communication means 26 executes the processing for connecting the wireless communication line when it receives the line connection request signal wirelessly notified from the outside. Further, when the connection of the communication line is completed, a signal indicating that the connection of the line is completed is given to the data processing means 24. Further, the position information data and the like given from the data processing means 24 is transmitted through the connected line.

The current position detecting means 28 receives the signal from the artificial satellite, generates position information data indicating the current position based on the signal, and supplies the position information data to the data processing means 24.

The database 32 is the data processing means 24.
Is configured to search for desired data by executing a search process.

Next, the communication network system 14 according to this embodiment will be described.

The communication network system 14 includes a plurality of wireless communication base stations 40 such as cellular base stations and PHS base stations.
have. Each wireless communication base station 40 is configured to receive a signal emitted from the wireless communication means 26 of the mobile terminal 12 located in a predetermined distance range, and communicates the received signal via another communication line 42. Host device 16
Can be transmitted to. In addition, since there is a limit to the distance range in which the line can be wirelessly connected, in the present embodiment,
By arranging the plurality of wireless communication base stations 40 at a predetermined distance from each other, the range in which the signal of the mobile terminal 12 can be received is increased as a whole.

Next, the communication host device 1 according to the present embodiment
A description will be added to the configuration of 6.

The communication host device 16 comprises a host computer 50 connected to the communication network system 14 via a communication line 42, and a database 52 connected to the host computer 50.

The host computer 50 transmits / receives data to / from the portable terminal 12 via the communication network system 14, and based on the positional information data given from the portable terminal 12, transmits predetermined data from the database 52. Search or write predetermined data.

The database 52 has a data structure as described in detail below. In addition, this database 5
2 may be provided at a location different from the location where the host computer is installed, and may be connected to the host computer 50 via a communication network. Furthermore, the host computer 50 may be connected to the communication network system 14 via a network such as a LAN.

Here, the database 5 according to the present embodiment.
The data structure of No. 2 will be described in detail. FIG. 2 is a diagram showing a data structure of the database 52 according to the present embodiment. As shown in FIG. 2, in the present embodiment, the database 52 stores position information data corresponding to the current position of the mobile terminal 12 and disaster information data to be notified to the user of the mobile terminal 12 existing at the position. is doing.

The database 52 has a search key table 201 composed of a list of search keys and a search data table 202 which is a set of data bodies to be searched.

The search key table 201 is composed of a list of position information data 203 which are search keys, and a search data pointer 204 which indicates the storage position of the search data corresponding to each position information data 203. Position information data 2
In the present embodiment, reference numeral 03 is composed of data relating to a range of two longitudes and two latitudes, and indicates a range defined by the longitudes and latitudes. Alternatively, the position information data 203 is data regarding a longitude range and a latitude range, data indicating a center position for specifying a certain range on a map and data regarding a radial distance indicating the range, or identification of administrative divisions such as municipalities. It may be data about a certain range, such as a number. Further, the position information data 203 may be data on longitude and latitude, or data on a single point such as an identification number for identifying a certain position on the map.

The search data pointer 204 is for indicating any data set in the search data table 202, and is composed of a data number indicating the data set. Alternatively, the search data pointer 204 may be composed of an address in the memory where the data set is stored. In this way, the search data pointer 204
This makes it possible to associate a certain position information data 203 with a set of data stored in the search data table.

Further, since each of the plurality of position information data 203 has the same value of the search data pointer 204, it can be associated with the same data set.

The search data table 202 is composed of a plurality of data sets, and each of the data sets includes character information data 205 including disaster news indicating the type of disaster that has occurred, the scale of the disaster, etc. Unreachable road section information data 206 indicating an impossible road section, evacuation route information data 20 indicating a route to a predetermined evacuation site
7. Disaster occurrence point information data 208 indicating a point where a disaster has occurred, disaster area information data 209 indicating in what area a disaster has occurred, and disaster type information data 210 indicating a type of disaster such as an earthquake or fire. Is included.
This data set is called a search data set. As described above, the search data set can be specified by the data pointer.

The character information data 205 is, for example, JI
It contains character code data consisting of S codes. Alternatively, the system further includes a database that stores a plurality of character code data sets, and the character information data 205
It is also possible to store the address of a set of predetermined character code data in this database so that the character code data can be specified by this address.

The cut-off road section information data 206 includes a road section identification number for specifying the cut-off road section. Alternatively, the uncut road section information data 206 is
It may include the positions of both ends of the road section that has been cut off. When a plurality of road sections are not connected, the corresponding road section identification numbers are stored in the cut-off road section information data 206.

The evacuation route information data 207 includes data on the evacuation route according to the disaster that has occurred. This data corresponds to, for example, a road section identification number indicating one or a plurality of road sections corresponding to the evacuation route. Alternatively, the evacuation route information data 207 may be position data indicating a plurality of predetermined points on the evacuation route. When there are a plurality of evacuation routes, the road section identification number for each route is included.

The disaster occurrence point information data 208 includes data indicating the longitude and latitude of the disaster occurrence point. Alternatively, the disaster occurrence point information data 208 may include position data regarding one point such as an identification number that identifies the point on the map.

The disaster area information data 209 indicates a range of an area where a danger is caused by a disaster, and in the present embodiment, for example, data indicating a longitude range and a latitude range indicating this range are included. Alternatively, the disaster area information data 209 is the disaster occurrence point information data 20.
It may include data indicating a radial distance centered on the data included in 8 or identification number data indicating an administrative division such as a municipality at risk.

The disaster type information data 210 includes disaster identification number data indicating a disaster type such as an earthquake, a tsunami, an explosion and pollution. In the present embodiment, this disaster identification number data is, for earthquakes, for each seismic intensity, an earthquake that occurred in a region along the sea, an earthquake that occurred in a mountainous region, or
It has values corresponding to earthquakes that occurred in other areas. Furthermore, the disaster identification number data has a different value for pollution depending on the mass of the contaminant, or a different value for fire depending on the extent of the fire. With this configuration, the type of disaster can be specified in more detail.

Thus, the search data table 202
Includes a plurality of sets of search data associated with the position information data 203, and each set of search data includes various information data 205 to 210 related to the disaster.

Next, the structure of the database 32 provided in the portable terminal 12 will be described. The database 32 includes a first database, a second database, and a map database that stores map data. The map database may be built in the mobile terminal, or may be provided in an external storage medium such as a CD-ROM or a memory card. First, the first database will be described.

The first database stores predetermined information corresponding to disaster type information data described later. Figure 3
FIG. 4 is a diagram showing a structure of a first database. As shown in FIG. 3, this database includes disaster type information data 301 and second text information data 302 provided corresponding to the disaster type information data 301.

The disaster type information data 301 corresponds to the disaster type information data 210 included in the search data table 202 of the database 52 shown in FIG. That is, this disaster type information data is provided in the same type as that included in the disaster type information data 210 in the search data table 202.

The second character information data 302 is character information corresponding to each disaster type information data 301, for example, J
It contains character code data consisting of IS code. For example, when the value of certain disaster type information data 301 indicates a predetermined degree of fire, data indicating that "there is a danger within a radius of 500 m centering on the fire occurrence location" or this value is When showing an earthquake with a certain seismic intensity in an area, there is data indicating that there is a risk of landslides and rockfalls, and further, this value indicates an earthquake with a certain seismic intensity in the coastal area. In this case, the data indicating that “the danger of the tsunami is occurring” is included in the corresponding second character information data 302.

Next, the structure of the second database will be described. The second database is provided on the display means 22 of the mobile terminal 12 to display a predetermined map and road. FIG. 4 is a diagram showing the structure of the second database. As shown in FIG. 4, this database includes road identification number information data 401 and intersection position data 4 indicating the positions of two intersections associated therewith.
02 and 403 are included. Road identification number information data 4
01 includes a road section identification number similar to the road section identification number included in the cutoff road section information data 206 in the search data table 202. That is, when the road section identification number included in the cutoff road section information data 206 and the road section identification number included in the road identification number 401 match, these identify the same road.

Further, intersection position data 402, 403
Indicates the coordinates on the map data of both ends of the road to which the road identification number 401 is attached.

Here, the structure of the second database and the map and roads displayed based on the structure will be described in more detail with reference to FIG. FIG. 5A shows an example of a road map displayed on the display means 22 of the mobile terminal 12 based on the map data. In FIG. 5A, reference numeral 50
3 indicates a certain road. 5 (b) and (c)
Expresses such a road using a network in which intersections are nodes and road sections between adjacent intersections are links. For example, as shown in FIG. 5B, the intersections are represented by nodes 504 to 508. Further, as shown in FIG. 5C, the road section is represented by links 509 to 514. For example, the intersection A501 and the intersection B502 shown in FIG. 5A are the node 504 and the node 5 respectively.
It corresponds to 08. The road 503 corresponds to the link 511 between the node 505 and the node 507.

That is, when the road corresponding to the link 511 is given the road section number L1, position data c1 indicating the positions of the corresponding nodes 505 and 507,
If c2 is stored in the database, position data c
It is possible to specify the predetermined road 511 on the screen of the display unit 22 based on 1 and c2.

Information notification system 1 configured in this way
A description of the operation of 0 will be added.

In the database 52 of the communication host device 16, when an earthquake or a fire occurs, first, FIG.
Various information shown in is stored. This is due to another program installed in the host computer 50,
Various data may be automatically generated and stored based on information about the disaster that has occurred from the fire department, the Japan Meteorological Agency, or the government office, or
Based on the obtained information, the operator of the host computer may operate the input device or the like to store predetermined data in the database 52. In this way, after the predetermined information is stored in the database 52, the connection with the mobile terminal 14 is attempted via the communication network system 14.
The subsequent operation of the communication host device 16 will be described later.

Next, the operation of the mobile terminal 12 will be described. FIG. 6 is a flow chart for explaining the process in the mobile terminal 12 according to this embodiment.

First, when a command to connect from the host computer 50 is given to the wireless communication means 26 from a certain wireless communication base station 40, the wireless communication base station 4 concerned.
A communication line is connected to the host computer 50 via 0, and after the connection is completed, a signal to that effect is given to the data processing means 24 (step 601).

Next, the current position detecting means 28 receives the radio waves output from the GPS satellites, and provides the data processing means 24 with position information data indicating the current position of the portable terminal 12 detected based on the received radio waves (step 602). The data processing means 24 gives the received position information data to the wireless communication means 26, and the wireless communication control means 26, in response thereto, indicates the position information data with an ID number for identifying the mobile terminal 12 itself. The data and the data are transmitted to the host computer 50 via a predetermined wireless communication base station 40 provided in the communication network device 14 (step 60)
3). When the process of step 603 is completed, the mobile terminal 12 transmits and receives position information data and data other than the data obtained by the communication host device 16 based on the position information data until it receives information from the communication host device 16 as described below. To execute.

FIG. 7 is a flow chart showing the processing in the communication host device 16. As described above, the communication line with the predetermined mobile terminal 12 is connected via the communication network system 14 (step 70).
After 1), when the position information data of the mobile terminal 12 is accepted (step 702), the search key table 201 in the database 52 is referred to, and the latitude range and the longitude range in which the accepted position information data is included, that is, , Position information data 203 is determined, and a predetermined set of search data is read out based on the data pointer 204 corresponding thereto (step 703). For example, the mobile terminal 12
The value of the position information data of is the position information data p shown in FIG.
In the case of being included in the range indicated by 1, the corresponding character information data Mmsg1, non-interruptible road section information data rd1, evacuation route information data rt1, disaster occurrence point information data pos1, disaster area information data r1 and A set of search data including the disaster type information data s1 is read.

Next, the host computer 50 reads the character information data 205 read in step 703.
Or, a set of search data including the disaster type information data 210 is transmitted to a predetermined mobile terminal 12 via the communication network system 40 (step 704), and then the communication line is disconnected (step 705), and the process ends. To do.

The wireless communication control means 26 of the mobile terminal 12 is
When the search data set is received via the communication network system 14, it is given to the data processing means 24 (step 604). Then, the data processing means 24
Predetermined data processing is executed based on the received set of search data (step 605). More specifically, the data processing unit 24 reads the second character information data 302 included in the first database in the database 32 based on the disaster type information data 210 included in the search data set. For example, when the disaster type information data included in the received set of search data is s1, the corresponding second character information data Smsg1 is read. Furthermore, the first character information data 2 included in the search data set
05 and the read second character information data 302,
It is output to the display means 22.

Further, the data processing means 24 is the mobile terminal 1
2 refers to the disaster occurrence point information data 208 included in the set of position information data indicating the current position of itself and the search data, and the like, specifies the area of the map to be displayed on the display unit, and determines the predetermined data from the map database. And the second position database in the database 32 is searched based on the uncut road section information data 206 to obtain the intersection position data 402, 403 corresponding to the road identification number included in the uncut road section information data 206. ,
Database 32 based on evacuation route information data 207
Searching the second database in the intersection data 402 corresponding to the road identification number included in this data,
Get 403.

The map data in the predetermined range, the intersection position data related to the uncut road section information data, and the intersection position data related to the evacuation route information data thus obtained are given to the display means 22.

The display means 22 displays a character corresponding to the character information data at a predetermined position on the screen based on the given first character information data and second character information data, and applies the character. Based on the intersection position data, the road sections and evacuation routes that are closed on the map are shown. In the present embodiment, the data processing means 2
4 is a display unit 2 based on the evacuation route information data 207.
The point at one end of the evacuation route displayed on the screen of No. 2 is set to the current position of the mobile terminal or a position in the vicinity thereof.
This allows the user of the mobile terminal 12 to more easily understand the evacuation route.

For example, in FIG. 5C, link 5
When the fact that the road corresponding to 11 and the road corresponding to the link 512 are non-interruptible is obtained based on the non-interruptible road section information data, the nodes indicating both ends of each node are searched by searching the second database. 505, 507 and nodes 506, 507 are obtained, and as a result, for example, the image 800 shown in FIG. 8 can be obtained on the screen of the display means. In addition, in FIG. 8, the grid-shaped road 8
The roads 01 and 802 are closed.

After such processing is completed, the wireless communication means 26 disconnects the communication line with the communication host device 16 (step 606).

The host computer 50 of the communication host device 52 updates the contents of the database 52 based on new information regarding the disaster that has occurred. This may be configured such that new data is automatically generated by another program provided in the host computer as described above and is stored in a predetermined area of the database 52, or, An operator of the host computer 50 may operate an input device or the like to store predetermined data.

According to the present embodiment, in the event of a disaster or the like, the communication host device 16 gives a request to connect the circuit to the portable terminal 12, and the communication host device 16 receives the request.
A communication line between the mobile terminal 12 and the mobile terminal 12 is connected, and position information data indicating the current position of the mobile terminal 12 is transmitted to the communication host device 16. The communication host device 16 provides the portable terminal 12 with appropriate information according to the current position of the portable terminal, and as a result, the provided information is displayed on the display means 22 of the portable terminal 12. Therefore, the user himself / herself of the mobile terminal 12 does not need to perform complicated operations,
It becomes possible to obtain appropriate information.

Further, according to the present embodiment, the host computer 50 sends the set of search data including the character information data, the cut-off road section information data and the like to the mobile terminal, so that the user of the mobile terminal is in a disaster situation. It is possible to grasp the situation due to the occurrence in detail and concretely.

Next, an information notification system according to the second embodiment of the present invention will be described. The configuration of this embodiment is the same as that of the first embodiment except the configuration of the mobile terminal 12. The configuration of the mobile terminal 12 is shown in FIG. Figure 9
As shown in, the portable terminal 12 is provided with timer means 30 having a clock and the like in addition to the components provided in the portable terminal of the first embodiment. The timer means 30 gives a time-up signal to the data processing means 24 when a predetermined time has elapsed. Timer means 3
The predetermined time for 0 to output the time-up signal can be changed by a user's instruction by operating the input means 20.

The structures of various databases are similar to those of the first embodiment shown in FIGS. 2 to 4.

The operation of the information notification system configured as above will be described. As in the first embodiment, the database 52 of the communication host device 16 stores various information shown in FIG. 2 when an earthquake or fire occurs.

FIG. 10 shows a portable terminal 1 according to the second embodiment.
It is a flowchart which shows the process of 2. As described above, the timer means 30 outputs the time-up signal to the data processing means 24 at every predetermined time given by the user operating the input means 20. The data processing means 24 detects whether or not the time-up signal is given from the timer means 30 (step 1001). If it is determined that the time-up signal has been given (YES in step 1002 (Y)), the flow advances to step 1003 to execute a predetermined process. On the other hand, step 100
When it is determined to be No (N) in 2, the process returns to step 1001.

The processing of step 1003 is almost the same as the series of processing shown in FIG. That is, a communication line with the communication host device 16 is connected via the communication network system 14, then the position information data is transmitted to the communication host device 16, and then the communication host device 1
6 receives predetermined information given from the host computer 50 and executes predetermined data processing based on the received information.

In addition, in the second embodiment, the mobile terminal 12
Then, the host computer 50 of the communication host device 16 to which the position information data is given via the communication network system 14 has not experienced a disaster,
If the predetermined information is not stored in 2, or once the predetermined information is stored, these are stored in the mobile terminal 1
If no new information is stored after being transmitted to the mobile terminal 12,
In response to the position information data being given from the mobile terminal 12, data indicating that the given information is not changed is displayed.
It can be transmitted to. In this case, the mobile terminal 12, which has received such data, connects the communication line with the communication host device 16 without executing new data processing.

According to this embodiment, the position information data indicating the current position of the portable terminal 12 is given from the portable terminal 12 to the communication host device 16 via the communication network system 14 every predetermined time. , Communication host device 1
The host computer 50 of 6 transmits necessary information to the mobile terminal 12 in a predetermined case. Therefore, the host computer 50 does not need to instruct the connection of the communication line with the mobile terminal 12. As a result, it is possible to reduce the load on the host computer 50, especially when it is necessary to send and receive information to and from a large number of mobile terminals 12.

An example to which such an embodiment of the present invention is applied will be described with reference to FIG. When a disaster such as a fire occurs, a computer (not shown) or the like provided in the disaster institution 90 such as the police transmits the disaster information data to the communication host device 16 via the communication network 42.

When the host computer 50 (see FIG. 1) of the communication host device 16 receives the disaster information data, it updates the contents of the database 52 based on the received information. In addition, the communication host device 1
6 may be provided, in which case the time for transferring information between the two can be omitted.

On the other hand, the portable terminal 12 uses the artificial satellite 92
The position information data indicating the current position measured based on the GPS using is transmitted to the communication host device 16 via the communication network device 40 and the communication network 42. In this application example, the process of transmitting the position information data is performed when the user of the mobile terminal 12 does not need to operate the mobile terminal 12 and the communication line is connected at the request of the host computer 50 of the communication host device 16. Alternatively, or when a predetermined time elapses, the mobile terminal 12 executes the process. The transmitted position information data is transmitted to the communication host device 16 via the wireless communication base station 40 and the communication network 42.

The host computer 50 of the communication host device 16 searches the database 52 (see FIG. 1) using the received position information data as a search key. The search data set including the disaster type information data and road regulation information data obtained as a result of the search is the reverse route, that is,
It is transmitted from the communication host device 16 to the mobile terminal 12 via the communication network 42, the wireless relay station 40, and the like. As a result, the user of the mobile terminal 12 can acquire appropriate disaster information according to his / her current position without performing an operation to acquire the information by himself / herself.

FIG. 12 is a diagram showing an example of an image displayed on the screen of the display means 22 obtained based on the information received by the mobile terminal 16. As shown in FIG. 12, on the screen 1201 of the display means 22, characters 1202 based on the character information data given from the communication host device 16 are displayed.
Then, in the map 1203, for example, the evacuation route 1204 highlighted in black and the impassable road 1205 displayed in a grid pattern are displayed. The display of the map 1203 can be realized by a road map database provided in the mobile terminal 12.

The present invention is not limited to the above embodiments, and various modifications can be made within the scope of the invention described in the claims, and those modifications are also included in the scope of the present invention. It goes without saying that it is one.

In the above embodiment, the communication host device 1
The set of search data in the database provided in No. 6 is the character information data 205, the cutoff road section information data 206,
Evacuation route information data 207, disaster occurrence point information data 2
08, disaster area information data 209, and disaster type information data 210, and the host computer 50 is configured to transmit these to the mobile terminal 12, but the present invention is not limited to this, and A part may be configured to be transmitted to the mobile terminal 12.

For example, when at least the disaster area information data and the disaster type information data are given to the portable terminal, the portable terminal has high versatility corresponding to the given disaster type information data or the disaster area information data. Information, for example, when the disaster area exceeds the predetermined latitude range and longitude range, data indicating that “roads and railways in the range may be interrupted” is stored in the first database. In advance, the amount of data transmitted from the host computer 50 to the mobile terminal is reduced, that is, while the communication time between the host computer and the mobile terminal is reduced,
Appropriate data is generated by the mobile terminal, and based on this, appropriate information can be displayed on the display means.

Alternatively, in the above-mentioned case, the first database may be provided with road regulation information data for each disaster type information data, which specifies roads whose traffic is considered to be restricted when a disaster occurs. This road regulation information data includes, for example, data indicating that “roads with a road width of 3.5 meters or less are impassable” with respect to disaster type information data indicating earthquakes of a predetermined seismic intensity or higher.

In the above embodiment, the mobile terminal 1
The first database is provided in the second database 32, and predetermined second character information data is read out based on the disaster type information data provided by the communication host device 16, and characters based on this are displayed on the display means. Although it is configured to be displayed on the screen of FIG. 22, in particular, when the communication host device 16 gives a set of search data including the first character information data 205, the first database is changed to the database. It need not be provided in 32.

Further, in the above embodiment, the mobile terminal 12 is provided with the map database, but the present invention is not limited to this, and the communication host device transmits the map data according to the current position of the mobile terminal. It may be configured to do so.

Further, in the above embodiment, the position information data indicating the current position is transmitted from the mobile terminal in response to a connection request from the communication host device or when a predetermined time elapses. The present invention is not limited to this, and the position information data is transmitted by the user of the mobile terminal operating the input device, and in response thereto, the communication host device provides the mobile terminal with predetermined information. Obviously, it is okay to do so.

Furthermore, in the above embodiment, when a disaster occurs, the predetermined data based on the position information data indicating the current position of the portable terminal is provided, but the present invention is not limited to this. It suffices that the communication host station provides appropriate information according to the current position of the mobile terminal. As such an example, for example, (1) a system configured to give to the mobile terminal peripheral geographical information related to the geography around the current position of the mobile terminal, or (2) weather information of the current position of the mobile terminal. It is possible to think of a system etc. configured to give

In the example of (1), the communication host device 1
The database 52 of No. 6 includes, for each predetermined area, image data showing a map of the area, or geographical guidance information including a list of accommodation facilities, a list of restaurants, a list of famous places, etc. for guiding the area. The following sets of search data are stored in advance. When the mobile terminal transmits the position information data indicating the current position after the lapse of a predetermined time, the host computer 50 of the communication host device 16
Based on the received position information data, a set of predetermined search data is read from the database 52 and transmitted to the mobile terminal.

According to this example, since the information to be provided is stored in the database 52 of the communication host device 16, it is possible to easily update the information. For example, regarding the accommodation facility list, it is possible to notify the user of the mobile terminal of more fresh information by updating the vacancy status and the like in real time.

Also, according to this example, by updating the information stored in the database of the communication host device,
Since the latest and appropriate information can be provided to multiple mobile terminals, the user of the mobile terminal can, for example,
It is not necessary to purchase a storage medium such as a CD-ROM in which predetermined information is stored.

Further, in the example of (2), in the database 52 of the communication host device 16, for each predetermined area,
A set of search data including weather information including the weather forecast, temperature, wind strength, and wave height of the area is stored in advance. When the mobile terminal transmits the position information data indicating the current position after the lapse of a predetermined time, the communication host device 1
The host computer 50 of No. 6 stores a set of predetermined search data in the database 5 based on the received position information data.
It is read from 2, and this is transmitted to the mobile terminal.

According to this example, since it is possible to obtain appropriate weather information according to the current position of the portable terminal at predetermined time intervals, the user of the portable terminal can make a change in the weather, issue an alarm, etc. , It is possible to know easily.

Further, in the present specification, the term "means" does not necessarily mean physical means, but also includes the case where the function of each means is realized by software. Further, the function of one means may be realized by two or more physical means, or the functions of two or more means may be realized by one physical means.

[0107]

According to the present invention, it is possible to provide an information notifying system capable of notifying a user of information corresponding to the current position of a portable terminal.

[Brief description of drawings]

FIG. 1 is a block diagram showing a configuration of an information notification system according to an embodiment of the present invention.

FIG. 2 is a diagram showing a data structure of a database of the communication host device according to the present embodiment.

FIG. 3 is a diagram showing a structure of a first database according to the present embodiment.

FIG. 4 is a diagram showing a structure of a second database according to the present embodiment.

FIG. 5 is a diagram for explaining a structure of a second database according to the present embodiment, and a map and roads displayed based on the structure.

FIG. 6 is a flowchart for explaining processing in the mobile terminal 12 according to the present embodiment.

FIG. 7 is a flowchart showing processing executed by the communication host device 16.

FIG. 8 is a diagram showing an example of an image obtained on the screen of the display means.

FIG. 9 is a block diagram showing a configuration of a mobile terminal according to a second embodiment of the present invention.

FIG. 10 is a portable terminal 1 according to a second embodiment.
It is a flowchart which shows the process of 2.

FIG. 11 is a diagram showing an application example of the present invention.

FIG. 12 is a diagram showing an example of an image obtained on the screen of the display means in an application example of the present invention.

[Explanation of symbols]

10 Information notification system 12 Mobile terminal 14 Communication network system 16 Communication host device 20 Input means 22 Display means 24 Data processing means 26 wireless communication control means 28 present position detection means 32 databases 40 wireless communication base station 50 host computer 52 database

[Procedure amendment]

[Submission date] April 9, 2003 (2003.4.9)

[Procedure Amendment 1]

[Document name to be amended] Statement

[Name of item to be amended] Title of invention

[Correction method] Change

[Correction content]

[Title of Invention] Mobile terminal

[Procedure Amendment 2]

[Document name to be amended] Statement

[Name of item to be amended] Claims

[Correction method] Change

[Correction content]

[Claims]

   ─────────────────────────────────────────────────── ─── Continued front page    (72) Inventor Chiyo Akamatsu             292 Yoshida-cho, Totsuka-ku, Yokohama-shi, Kanagawa             Ceremony Company Hitachi Media Media Research Laboratories (72) Inventor Yoshihiko Nozoe             292 Yoshida-cho, Totsuka-ku, Yokohama-shi, Kanagawa             Ceremony Company Hitachi Media Media Research Laboratories F term (reference) 5B075 KK07 ND06 PP10 PQ32                 5K015 AB01 AF02                 5K024 AA71 CC11 DD01 DD02 FF01                       GG01 GG10                 5K067 AA34 BB04 DD20 DD51 DD52                       EE02 EE10 EE16 FF03 FF23                       FF32 JJ52

Claims (18)

[Claims] 1. A communication host device comprising: a database storing a predetermined set of information associated with each of at least a plurality of predetermined positions; and a host computer that accesses the database and is connectable to a communication network. , A communication network, connectable communication means, data processing means for executing predetermined data processing based on the data given to the communication means, and an image according to the data obtained based on the data processing are displayed. An information notification system comprising: a mobile terminal having a display means for displaying the current position, wherein the mobile terminal has a current position detection means for detecting its own current position, and the current position detected by the current position detection means The position information data indicating the position information data to the communication host device via the communication network by the communication means. The host computer of the communication host device retrieves a set of information related to the position corresponding to the given position information data from the database, and sets the set of information via the communication network. An information notification system characterized by being provided to the mobile terminal. 2. The mobile terminal further comprises timer means for outputting a time-up signal at predetermined time intervals, and position information data indicating the current position of the mobile terminal is obtained in accordance with the predetermined time interval. The information notification system according to claim 1, wherein the communication means is configured to transmit to the communication host device. 3. The communication host device, in a predetermined case,
After requesting the communication means of the mobile terminal to connect the communication line, the mobile terminal responds to the connection and connects the communication line, and then the position information data indicating the current position of the mobile terminal is transmitted to the communication device. The information notification system according to claim 1, wherein the information notification system is configured to be transmitted to a host device. 4. The data sets in the database include:
The disaster type information indicating the type of disaster that has occurred is included, and a predetermined data set including the disaster type information is transmitted to the mobile terminal.
The information notification system according to any one of items 1 to 3. 5. The data sets in the database include:
5. Characteristic information is included, 1 thru | or 4 characterized by the above-mentioned.
The information notification system according to any one of 1. 6. The data sets in the database include:
The individual information notification system according to any one of claims 1 to 5, further comprising road section information for identifying a road in the map. 7. The individual information notification system according to claim 6, wherein the road section information indicates at least a road that has been cut off due to a disaster that has occurred. 8. The data sets in the database include:
The information notification system according to any one of claims 1 to 7, characterized in that it includes route identification information for identifying a route between two predetermined points on the map. 9. The information notification system according to claim 8, wherein one end of the route corresponds to a position based on position information data indicating a current position of the mobile terminal. 10. The information notification system according to claim 9, wherein the route specifying information indicates at least an evacuation route related to a disaster that has occurred. 11. The set of information related to a predetermined position is related to a certain area, and the current position of the portable terminal is based on the position information data received by the host computer. The information notification system according to claim 1, wherein the information notification system is configured to determine which one of them corresponds. 12. The information notification system according to claim 11, wherein the area is an area included in a range of a predetermined radial distance centered on a specific position. 13. The information notification system according to claim 11, wherein the area is an area defined by two longitudes and two latitudes. 14. The mobile terminal stores, for each of the disaster type information, information related to the disaster type information.
Database, the data processing device reads information corresponding to the disaster type information received by the communication means from the first database, and the display means displays an image based on the information. The information notification system according to claim 4, wherein the information notification system is configured as described above. 15. The portable terminal has a second database that stores map data, and a display means is provided based on the road section information and a portion of data in the map data corresponding to a map of a predetermined range. The information notification system according to claim 6 or 7, wherein the information notification system is configured to display a predetermined image. 16. The mobile terminal has a second database in which map data is stored, and display means is provided based on the route specifying information and a portion of data in the map data corresponding to a map in a predetermined range. The information notification system according to claim 8 or 9, wherein the information notification system is configured to display a predetermined image. 17. The data set in the database includes geographic information related to geography around the location, such that the predetermined data set including the geographic information is transmitted to the mobile terminal. The information notification system according to any one of claims 1 to 3, wherein the information notification system is configured as follows. 18. The data set in the database includes meteorological information related to the weather around the position, and a predetermined data set including the meteorological information is transmitted to the mobile terminal. The information notification system according to any one of claims 1 to 3, wherein the information notification system is configured as follows.