JP2001264089A - Broadcasting data originating device, management device for managing the same and transmitting-receiving information terminal - Google Patents

Abstract

PROBLEM TO BE SOLVED: To easily acquire desired information on the information terminal side, making use of data broadcasting. SOLUTION: When broadcasting data is received from each broadcating data originating device by a car navigation system, icons 'P', 'Q' and 'R' are displayed which are superposed on a display map of a display part 12, on the basis of icon data included in the outline information of the received broadcasting data. With the click operation of the desired icon, an individual identification code corresponding to the icon is transmitted to a management server, and address information corresponding to the individual identification code is received from the management server and displayed on the display part 12. A cellphone is used to access the inquiry destination of the address information, to acquire the details of desired contents.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

[0001] The present invention relates to at least one Web providing various contents through a communication line.
The present invention relates to a broadcast data creation device connected to a server and a management device for managing the same.

[0002]

2. Description of the Related Art Conventionally, there has been provided a service of providing necessary information (content) to a user from a Web server via the Internet which is a communication network. By using this, it is possible to receive a service for providing desired content from a mobile terminal as well as from a Web server.

[0003] In addition, even in-vehicle information devices such as a car navigation system mounted on a vehicle such as an automobile, a mobile phone is connected so that desired contents can be obtained via the Internet. In this case, in order to make use of the features of the car navigation, the car navigation system receives the content by adding position information indicating the position of the provider and the source of the content and category information indicating the type of the content to the content. Sometimes, based on the position information of the received content, a predetermined mark such as a restaurant mark or a parking lot mark corresponding to the category is superimposed on the corresponding position on the map displayed on the display screen of the car navigation system. It is considered to be displayed.

[0004] However, in order to receive the Internet service as described above, it is necessary for a user to connect to a predetermined Web server with a mobile phone and to specify desired content due to its characteristics. It is necessary to pay close attention to the display screen of the car navigation system, and it is difficult to receive such a service while the vehicle is running.

On the other hand, in addition to the Internet service described above, information on traffic congestion and parking lots is provided to mobile bodies such as vehicles by data broadcasting such as FM multiplex broadcasting and digital broadcasting. By providing a multiplex broadcast receiver, information such as traffic congestion information and parking lot information provided by these data broadcasts is received and superimposed and displayed on a corresponding position on a map displayed on a display screen.

In the case of such a data broadcast, unlike the Internet service, the operation for selecting the information is unnecessary or simple, unlike the Internet service. Therefore, even if the vehicle is running, the user can easily confirm the received information. There is an advantage that can be performed.

[0007] Therefore, using such a data broadcast, as in the case of the above-mentioned communication services such as the Internet, the information transmitted by the broadcast includes location information indicating the location of the provider and the source and the type of the transmitted information. When the car navigation system receives this transmission information, a predetermined mark corresponding to the category is superimposed on a corresponding position on the map displayed on the display screen of the car navigation system. It is also possible to do.

[0008]

However, since data broadcasting is a service provided to an unspecified number of users, it is not possible to selectively receive only the information desired by the users. There was a problem that it was difficult.

Accordingly, an object of the present invention is to make it possible for an information terminal to easily obtain desired information by using data broadcasting.

[0010]

In order to achieve the above object, an information terminal according to the present invention is provided from a broadcast data creation device connected to at least one Web server that provides various contents through a communication line. Icon data for representing the type of content by an icon, position information to which the content belongs, summary information of the content, and information for receiving broadcast data obtained by collecting a plurality of sets of individual identification codes for specifying the content In the terminal, a receiving unit that receives the broadcast data, a storage unit that stores the received broadcast data, a map data storage unit that stores map data, and the map data that is read from the map data storage unit. A display unit for displaying a map based on the broadcast data stored in the storage unit A control unit that controls the display unit to superimpose and display an icon based on the icon data in the outline information on a corresponding position based on the position information in the outline information on the map being displayed on the display unit. It is characterized by having.

According to such a configuration, the receiving unit
Icon data broadcast from the broadcast data creation device,
Broadcast data consisting of a plurality of sets of the position information to which the content belongs, the outline information of the content, and the individual identification code is received, and the received broadcast data is stored in the storage unit, and the broadcast data being displayed on the display unit is displayed. An icon based on the icon data in the summary information included in the broadcast data is superimposed on the map.

Therefore, the user of the information terminal can easily determine whether or not the outline information corresponding to the icon is his / her desired by seeing the icon superimposed on the map on the display unit. it can.

At this time, if the icon data includes text data of about 20 to 30 characters for describing the icon, it is effective to easily understand what the icon represents.

Further, in the information terminal according to the present invention, the control unit displays a list obtained by simplifying information contents of the plurality of summary information stored in the storage unit by a predetermined list display operation, The display unit is controlled to display the summary information of the information content designated from the list by a designation operation.

According to such a configuration, in addition to selecting a desired one from a plurality of icons displayed on the display unit, a list in which the information content of the received summary information is simplified by the list display operation is displayed on the display unit. , And by selecting a desired one from the list, the summary information is displayed on the display unit, so that the user can immediately know the desired summary information.

The information terminal according to the present invention includes a broadcast data creation device connected to at least one Web server that provides various contents through a communication line,
Broadcast data consisting of a plurality of sets of icon data for representing the type of a certain content by an icon, position information to which the content belongs, summary information of the content, and individual identification codes for specifying the content is received. An information terminal that transmits and receives the address information obtained from the broadcast data creation device and a management device including a storage unit that stores an individual identification code for identifying the summary information corresponding to the address information. A receiving unit that receives data, a map data storage unit that stores map data, a display unit that displays a map based on the map data read from the map data storage unit, and the display unit that is stored in the storage unit. An icon based on the icon data in the summary information included in the broadcast data is displayed on the display unit. A control unit for controlling the display unit so as to be superimposed on a corresponding position according to the position information in the outline information on the inside map, and the individual identification code corresponding to the icon selected by a predetermined selection operation. A transmission / reception unit for transmitting the address information corresponding to the individual identification code, which is transmitted to the management device and returned from the management device by searching the storage unit.

According to such a configuration, the receiving unit
Icon data broadcast from the broadcast data creation device,
Broadcast data consisting of a plurality of sets of the position information to which the content belongs, the outline information of the content, and the individual identification code is received, and the received broadcast data is stored in the storage unit, and the broadcast data being displayed on the display unit is displayed. An icon based on the icon data in the summary information included in the broadcast data is superimposed on the map, and when one of the icons is selected, an individual identification code corresponding to the selected icon is stored in the management device. And the management apparatus returns the address information corresponding to the individual identification code. Therefore, by accessing the Web server of the returned address information, the details of the content desired by the user can be easily obtained.

In the information terminal according to the present invention, the transmission / reception unit includes a mobile phone, and browses a data file through a communication line with an inquiry destination of the received address information to check details of the predetermined content. It has a browser function of acquiring, and the control unit controls the display unit to display the content of the content acquired by the transmitting / receiving unit.

According to such a configuration, the communication line with the inquiry destination of the address information returned from the management device can be connected by the mobile phone, and by accessing the data file there, the details of the desired content can be obtained. Can be easily obtained.

Further, the information terminal according to the present invention is characterized in that the information terminal is provided with a voice unit for converting the character information displayed on the display unit into voice and outputting the voice information. According to such a configuration, the character information displayed on the display unit is voiced by the voice generation unit. Therefore, even when the information terminal is an in-vehicle information device such as a car navigation system, a desired information can be obtained during driving. It becomes possible to grasp the contents.

[0021]

(First Embodiment) A first embodiment of the present invention will be described.
An embodiment will be described with reference to FIGS.
However, FIG. 1 is a diagram showing a schematic configuration of the whole system, FIG. 2 is a block diagram of an information terminal, FIGS.
6 to 9 are flowcharts for explaining the operation.

First, FIG. 1 showing the configuration of the entire system will be described. As shown in FIG. 1, a plurality of Webs as providers that provide various information such as various restaurants, restaurants, clothing / clothing stores such as boutiques, and amusement parks such as amusement parks.
From the b servers 1a, 1b, 1c, 1d, 1e, 1f, ..., a restaurant menu, bargain sale information,
When various contents such as an event related to an event held in an entertainment center are sent to a plurality (here, two) of broadcast data creating apparatuses 2a and 2b constituted by, for example, FM broadcast stations and digital broadcast stations, Broadcast data creation device 2
Various contents are collected by a and 2b.

At this time, from each of the Web servers 1a to 1f, data for forming outline information of the contents, position information for specifying a providing location (position) of the contents, details of the contents and related information Address information for specifying the content is obtained. The position information is, for example, a position code indicating latitude and longitude such as “XXXXYYY” shown in FIG. 3, and the address information is, for example, a URL (Uniform Resource) of the Internet.
Locator).

Based on the data obtained from each of the Web servers 1a to 1f, the broadcast data creation devices 2a and 2b form the outline information of the content, and the outline information of the content, which will be described later. A correspondence table with the individual identification code obtained from the management device is stored in each database (not shown). The summary information includes icon data for representing the type (category) of the content by an icon, and position information and address information based on the above-described position code corresponding to the summary information.

The icon data is type data representing the type of content acquired from the Web servers 1a to 1f, and includes, for example, data for displaying an icon representing a restaurant or an icon of a symbol representing a parking lot. I do. It is desirable that these icons and icon data classify each content assumed to be provided by each of the web servers 1a to 1f, and are assigned in advance to the type (category) of each classified content. By doing so, the icon of the symbol representing the type (category) of the content is displayed on the information terminal side.

Incidentally, each of the broadcast data creating devices 2a, 2
In b, prior to storing data in the database, a request for issuing an individual identification code for identifying summary information is made to the management server 3 as a management device by communication.
At this time, the location information and the address information including the URL of the Internet are transmitted together.

When the management server 3 receives the request for issuing the individual identification code, each of the broadcast data creating devices 2a,
The management server 3 generates an individual identification code including a combination of the position information obtained from 2b and the individual identifier added thereto. At this time, an individual identifier is added to the position information so that the individual identification codes do not overlap with each other. For example, as shown in FIG. 3, "XXXXYYY"
An individual identifier with a hyphen such as "-1" or "-2" is added to the position information to generate an individual identification code. Thereafter, the generated individual identification code is transmitted to each of the broadcast data creation devices 2a and 2b that issued the issuance request via the communication line. Such a management server 3
The acquisition of the position information and the address information and the generation of the individual identification code are performed by a CPU (not shown) configuring the management server 3.

On the other hand, when the individual identification code from the management server 3 is received and acquired by each of the broadcast data creation devices 2a and 2b, a plurality of sets of the acquired individual identification code and the already formed outline information are prepared. The collected broadcast data is transmitted to the editing units 21a and 21b of each of the broadcast data creation devices 2a and 2b.
The broadcast data created and edited by the transmission units 22a and 22b of the respective broadcast data creation devices 2a and 2b
Is broadcast to a car navigation system (hereinafter abbreviated as car navigation) 4 which is an information terminal. The editing process by the editing units 21a and 21b may be performed by an external device of the broadcast data creation devices 2a and 2b.

By the way, as shown in FIG. 4, in the management server 3, the Internet U obtained at the time of receiving the individual identification code issuance request from each broadcast data creation device 2a, 2b.
A correspondence table composed of the address information composed of the RL and the generated individual identification code is created, and the created correspondence table is stored in the database 5. Creation of such a correspondence table is performed by the CPU configuring the management server 3.

When the individual identification code transmitted from the car navigation system 4 via the communication line is received by the management server 3, the address information composed of the Internet URL corresponding to the individual identification code is stored in the database 5. The retrieved address information is retrieved from the corresponding table (see FIG. 4), and the retrieved address information is returned to the requesting car navigation system 4. Thereafter, the car navigation system 4 is connected to the inquiry destination of the returned address information via a communication line, and the details of the content desired by the user of the car navigation system 4 are obtained. The return of the address information to the car navigation 4 is mainly performed by the CPU constituting the management server 3.

Next, FIG. 2 showing a car navigation system 4 as an information terminal constituting the system will be described.

As shown in FIG. 2, broadcast data broadcast from each of the broadcast data creation devices 2a and 2b is received by a data broadcast receiver 9 as a receiving unit via an antenna 8, and the received broadcast data is Navigation CPU1
0 and sent to the D-RAM (Dynamic
Each set of the individual identification code and the summary information in the broadcast data is temporarily stored in each writing area in a predetermined writing area of the memory 11 as a storage unit including a RAM (RAM) or an S-RAM (Static RAM). Under the control of the CPU 10, icons based on the icon data included in the summary information are displayed on the screen of the display unit 12 composed of a liquid crystal display (LCD).

The display unit 12 also displays images of a plurality of function keys in addition to the cursor movement keys. Touching these key images causes the cursor to move, etc. An operation is performed.

As shown in FIG. 2, a GPS (Global Positioning System) receiver 14 is provided in the car navigation system 4.
Are provided, and radio waves from a plurality of GPS satellites are received by the GPS receiver 14 via the reception antenna 15,
A received signal is output to the CPU 10, the current vehicle position (latitude, longitude) is detected by the CPU 10, and during navigation, under control of the CPU 10, a CD-ROM (not shown) serving as a map data storage unit storing map data. ) Is rotated by the CD driver 16 and the CD
-Road map data around the own vehicle position is read from the ROM, and a road map based on the read road map data is displayed on the screen of the display unit 12.

At this time, if the destination is set by a predetermined operation of the key image on the display unit 12, the CPU 10 derives the optimum route to the destination and displays the optimum route on the displayed road map. Then, route guidance to the destination, that is, route guidance is performed.

When the data broadcast receiver 9 receives the broadcast data from the broadcast data generators 2a and 2b while the road map is being displayed on the display unit 12 as described above, the CPU 1
By the control of 0, as shown in FIG. 5, the icon based on the icon data included in the outline information is superimposed and displayed on the map at the corresponding position based on the position information included in the received outline information. Note that "P", "Q", "R" in FIG.
Represents an icon. The icon display processing by the CPU 10 corresponds to a control unit.

When the user wants to know the details of a specific one of the icons displayed on the map, the cursor displayed on the display unit 12 is moved to a desired icon by a cursor moving operation. Click operation, the telephone control unit 17 and the mobile phone 18 constituting the transmission / reception unit are controlled by the CPU 10 so that the communication line with the management server 3 is automatically connected, and the individual information added to the outline information corresponding to the icon is displayed. The identification code is automatically transmitted to the management server 3.

On the other hand, when the management server 3 receives the individual identification code from the car navigation system 4, the correspondence table of the database 5 is searched for the corresponding address information, and the Internet URL searched by the car navigation system 4 is searched.
Is returned, and under the control of the CPU 10, the returned address information is displayed on the display unit 12. Further, the user of the car navigation system 4 browses a predetermined data file by a browser function provided in the CPU 10 by connecting a communication line with a URL inquiry destination displayed by the mobile phone 18, and obtains a desired content. The details are obtained and displayed on the display unit 12.

Next, the operation will be described with reference to the flowcharts of FIGS.

First, the operation of creating broadcast data in each of the broadcast data creating devices 2a and 2b will be described with reference to FIG. Now, as shown in FIG.
When the data for creating the outline information, the position information, and the address information including the URL of the Internet are acquired from 1f (S1), the outline information is formed and the position information and the address information are transmitted to the management server 3. (S
2). As described above, the summary information includes a part of the content acquired from the Web servers 1a to 1f,
In addition to the type data that is the icon data representing the type (category), position information based on a position code representing latitude and longitude is included.

Then, the individual identification code generated and transmitted by the management server 3 is received and acquired (S3), and a plurality of sets of the acquired individual identification code and the outline information already formed are collected and broadcast. Data is created, and the created broadcast data is broadcast from each of the broadcast data creation devices 2a and 2b to the car navigation system 4 (S4), after which the operation ends.

Next, the operation of issuing an individual identification code by the management server 3 will be described with reference to FIG. As shown in FIG. 7, when the management server 3 obtains the location information and the address information including the URL of the Internet from each of the broadcast data creation devices 2a and 2b at the time of the individual identification code issuance request (S11), the database is created. It is determined whether or not there is position information having the same latitude and longitude in the correspondence table of No. 5 (S12).

If the result of this determination is YES,
An unregistered individual identifier is acquired for the position information (S13). If the determination result is NO, an arbitrary individual identifier is acquired (S14), and the individual identifier is added to the position information to perform individual identification. A code is issued (S15), and the issued individual identification code is transmitted to the broadcast data creation devices 2a and 2b that have issued the issuance (S16), and the operation is thereafter terminated.

The operation of acquiring details of contents by the car navigation system 4 will be described with reference to FIG. FIG.
As shown in (2), when broadcast data including a plurality of sets of individual identification codes and summary information is received from each of the broadcast data creation devices 2a and 2b (S21), the broadcast data is included in the summary information of the received broadcast data. FIG. 5 based on the icon data
As shown in (5), the icon is superimposed on the display map of the display unit 12 (S22). At this time, the icon data assigned in advance for each content type is transmitted, so that a symbol icon representing the content type is displayed.

When a request command by a user's icon click operation is obtained to select a desired one of the displayed icons and obtain details (S23), the telephone control unit 17 and the mobile phone The individual identification code added to the summary information corresponding to the icon selected by controlling the icon 18 is transmitted to the management server 3 (S2).
4).

Then, on the management server 3 side, the Internet URL corresponding to the transmitted individual identification code
Is retrieved from the correspondence table (see FIG. 4) and returned to the car navigation system 4. The returned address information is received by the car navigation system 4 and displayed on the display unit 12 (S25). The mobile phone 18 is used to access a contact for the address information (S2).
6), the details of the content desired by the user are acquired and displayed on the display unit 12 (S27), and then the operation ends.

Further, the operation of providing address information by the management server 3 will be described with reference to FIG. As shown in FIG. 9, when the individual identification code is received from the car navigation system 4 (S31), the address information including the Internet URL corresponding to the individual identification code received from the correspondence table of the database 5 (see FIG. 4) is displayed. The car navigation device 4 that has been searched (S32) and the searched address information has issued the request.
(S33), and the operation ends thereafter.

As described above, when the management server 3 receives the issuance request of the individual identification code from each of the broadcast data creation devices 2a and 2b, the combination of the position information and the individual identifier obtained at the time of the issuance request does not overlap. As described above, the individual identification code is issued by adding the individual identifier to the position information, and when receiving the individual identification code from the management server 3 in each of the broadcast data creation devices 2a and 2b, the set of the individual identification code and the summary information is set. A plurality of broadcast data is created and broadcast to the car navigation system 4. When the car navigation system 4 receives the broadcast data, it is included in the received summary information on the road map being displayed on the display unit 12 of the car navigation system 4. Displays an icon based on the icon data.

Further, when the user of the car navigation system 4 wants to know the details of the contents by looking at the displayed icons, if the desired icon is selected, the telephone control unit 17 and the portable telephone 18 operate. The individual identification code of the outline information corresponding to the icon is transmitted to the management server 3, and the management server 3 retrieves the address information composed of the Internet URL corresponding to the individual identification code and returns the address information to the car navigation system 4. 17 and mobile phone 18,
The data file of the inquiry destination of the returned address information is accessed to obtain the details of the desired content.

Therefore, according to the first embodiment, since the outline information indicating the outline of the content includes the position information and the data for the icon, when the outline information is received on the car navigation 4 side, the correspondence on the map being displayed is An icon of a predetermined symbol representing a type (category) is superimposed and displayed at the position where the content is to be displayed, and the user of the car navigation system 4 can easily determine whether or not the content is desired by looking at the icon.

Further, the user of the car navigation system 4 can use the display unit 12
By selecting a desired icon from a plurality of icons displayed in the management server 3, the address information of the content corresponding to the icon can be obtained from the management server 3, so that the inquiry destination of the obtained address information is accessed. Thereby, the details of the content can be obtained very easily.

Further, when the individual identification code is transmitted from the car navigation system 4 to the management server 3 via the communication line,
By grasping and managing the number of accesses on the management server 3 side and analyzing the number of accesses for each content, for example, it is possible to easily obtain marketing data relating to the information needs of the user and to obtain an Internet URL returned from the management server 3. The management server 3 can easily calculate the charge to be charged as a service provision fee to the Web server that is the provider of the content in accordance with the frequency of access to the inquiry destination of the address information composed of.

If the icon data included in the summary information further includes text data of about 20 to 30 characters for explaining the icon, the description about the icon is also displayed on the display unit 12 of the car navigation system 4. Therefore, the user can easily understand the meaning of the icon, which is effective.

(Second Embodiment) A second embodiment of the present invention will be described with reference to FIGS. However,
10 and 11 are explanatory diagrams of the operation. The basic configuration of the entire system and the configuration of the car navigation system 4 as an information terminal according to the present embodiment are substantially the same as those shown in FIGS. Referring also to FIG. 1 and FIG.
The difference from the embodiment will be described.

The second embodiment differs from the first embodiment in the following points. That is, as shown in FIG. 5, when a plurality of icons (“P”, “Q”, “R” in FIG. 5) are superimposed on the map being displayed on the display unit 12, the “list” is displayed. Key image is also displayed at the same time.

When the key image "list" is operated (list display operation) by the user, C
Under the control of the PU 10, as shown in FIG.
A list formed by simplifying the information contents of the plurality of summary information stored in the storage unit 1 is displayed on the display unit 12, and key images “summary”, “map”, and “details” are simultaneously displayed on the display unit 12. Is done.

The key image "summary" is operated when the user wants to know desired summary information from the displayed list, and the user designates the desired summary information from the displayed list. When the key image “overview” is operated (designation operation), the contents of the specified summary information are displayed on the display unit 12 under the control of the CPU 10 as shown in FIG. On the other hand, when the key image “map” is operated, the display is switched to the original road map display, and when the key image “details” is operated, the details are displayed.

Therefore, according to the second embodiment, the user operates the display unit 1 by operating the key image “list”.
By specifying desired outline information from the list displayed in 2 and operating the key image “summary”, the contents of the specified outline information can be immediately known.

In this case, if a voice synthesizing unit composed of a voice synthesizing device or the like that verifies the character information displayed on the display unit 12 is provided, even if the user is driving, desired content can be obtained. The details can be grasped, and it is very convenient without hindering driving. In this case, a voice guidance voice synthesizer and a speaker provided in the car navigation system 4 may be used.

Further, as a third embodiment of the present invention, an individual identification code may be generated and issued by each of the broadcast data creation devices 2a and 2b. In this case, the management server 3 obtains the individual identification code generated and issued by each of the broadcast data generating devices 2a and 2b and the corresponding address information including the Internet URL, and compiles them into each broadcast data generating device. When the management server 3 receives the individual identification code and the data specifying the broadcast data creation device from the car navigation system 4, the individual identification code and the received individual identification code are stored separately in the correspondence table of the database 5 for each of the devices 2a and 2b. It is preferable that address information corresponding to the data specifying the broadcast data creation device is retrieved from the correspondence table and returned to the car navigation system 4.

At this time, the data for specifying the broadcast data creation device includes, for example, each broadcast data creation device 2a, 2b,
b broadcast frequency data and each broadcast data creation device 2a,
It is desirable that the creator code is assigned in advance for each 2b.

In this case, the process of issuing the individual identification code on the management server 3 side becomes unnecessary, and the burden on the management server 3 can be reduced.

As a fourth embodiment of the present invention, when each of the broadcast data creation devices 2a and 2b issues an individual identification code issuance request to the management server, or when each of the broadcast data creation devices 2a and 2b When generating and issuing a code, the management server 3 (see FIG. 1) is notified of expiration date information regarding the expiration date of the summary information (or content) corresponding to the individual identification code. The expiration date information may be registered together.

At this time, the expiration date information may be either information obtained from the Web servers 1a to 1f or information prepared and set in advance in each of the broadcast data creation devices 2a and 2b and the management server 3. .

In this way, the management server 3 or the individual management servers 31a and 31b can eliminate the content whose expiration date has passed, and when issuing the individual identification code, use the same individual ID as that whose expiration date has passed. Since the identification code can be reissued, it is possible to prevent the number of individual identification codes from increasing. In addition, car navigation system 4
Since the summary information whose expiration date has passed can be excluded, the display of unnecessary information can be eliminated and the utilization efficiency of the memory 11 can be improved.

Further, in each of the embodiments described above, the case where the broadcast data is transmitted to the car navigation system 4 by the data broadcast is described. However, the present invention is not limited to the FM multiplex broadcast, but also the digital broadcast and the VICS beacon. DS like
The present invention is applicable to data broadcasting such as RC (Dedicated Short Range Communication).

Further, in each of the above embodiments, the case where the information terminal is the car navigation system 4 has been described. However, the information terminal is not limited to this, and in short, the broadcast data from the broadcast data creation devices 2a and 2b May be used as long as the information terminal has a function of receiving a message and displaying a map.

Further, in each of the above-described embodiments, the number of broadcast data creation devices is two and the number of Web servers is six. However, the number of broadcast data creation devices and the number of Web servers are limited to these values. Of course it is not.

The present invention is not limited to the above embodiments, and various modifications other than those described above can be made without departing from the gist of the present invention.

[0070]

As described above, according to the first aspect of the present invention, the icon based on the icon data in the summary information included in the received broadcast data is superimposed on the map being displayed on the display unit. Therefore, the user of the information terminal can easily determine whether the summary information corresponding to the icon is his / her desired by looking at the icon superimposed on the map on the display unit. In addition, it is possible to very easily search for the content desired by the user on the information terminal side.

According to the second aspect of the present invention, in addition to selecting a desired one from a plurality of icons displayed on the display unit, the information content of the received summary information is simplified by a list display operation. The displayed list is displayed on the display unit, and by selecting a desired one from the list, the summary information is displayed on the display unit, so that the user can immediately know the desired summary information.

According to the third aspect of the present invention, icons based on the icon data in the summary information included in the received broadcast data are superimposed and displayed on the map being displayed on the display unit. The individual identification code corresponding to the icon selected by selecting one of the icons is transmitted to the management device, and the management device returns the address information corresponding to the individual identification code. By accessing the inquiry address, the user can easily obtain the details of the desired content.

According to the fourth aspect of the present invention, the communication line with the Web server of the address information returned from the management device can be connected by the mobile phone,
By accessing the server's data files,
It is possible to easily obtain details of desired content.

According to the fifth aspect of the present invention, since the characterizing information displayed on the display unit is converted into a sound by the sounding unit, the information terminal is a vehicle-mounted information device such as a car navigation system. However, it is possible to grasp desired contents while driving.

[Brief description of the drawings]

FIG. 1 is a schematic diagram showing an overall configuration of a first embodiment of the present invention.

FIG. 2 is a partial block diagram of the first embodiment of the present invention.

FIG. 3 is an operation explanatory diagram of the first embodiment of the present invention.

FIG. 4 is an operation explanatory diagram of the first embodiment of the present invention.

FIG. 5 is an operation explanatory diagram of the first embodiment of the present invention.

FIG. 6 is a flowchart for explaining the operation of the first embodiment of the present invention.

FIG. 7 is a flowchart for explaining the operation of the first embodiment of the present invention.

FIG. 8 is a flowchart for explaining the operation of the first embodiment of the present invention.

FIG. 9 is a flowchart for explaining the operation of the first embodiment of the present invention.

FIG. 10 is an operation explanatory diagram of the second embodiment of the present invention.

FIG. 11 is an operation explanatory diagram of the second embodiment of the present invention.

[Explanation of symbols]

 1a to 1f Web server 2a, 2b Broadcast data creation device 3 Management server 4 Car navigation (information terminal) 5 Database (storage unit) 9 Data broadcast receiver (receiving unit) 10 CPU (control unit) 11 Memory (storage unit) 12 Display Unit 17 Telephone control unit (Transceiver) 18 Mobile phone (Transceiver)

──────────────────────────────────────────────────続 き Continued on the front page (51) Int.Cl. ⁷ Identification symbol FI Theme coat ゛ (Reference) H04N 5/445 H04N 5/445 Z 9A001 7/173 630 7/173 630 F term (Reference) 2F029 AA02 AB07 AC02 AC08 AC14 AC16 5C025 AA28 BA28 CA02 CA10 CA12 DA04 5C064 BA01 BB03 BC06 BC23 BD02 BD09 BD14 5E501 AA23 AB03 AB10 AC03 AC33 BA05 CA04 CB05 EA11 EB05 FA03 FA04 FA14 5H180 BB05 EE18 FF05 FF27 EJ25 FF25 EJ27 FF25 JJ25 FF27 EJ25 FF25 JJ25 FF25

Claims (5)

[Claims] 1. A broadcast data creation device connected to at least one Web server that provides various contents through a communication line, from an icon data for representing a type of a certain content by an icon, position information to which the content belongs, An information terminal for receiving broadcast data obtained by collecting a plurality of sets of content summary information and individual identification codes for specifying the content, a receiving unit for receiving the broadcast data, and storing the received broadcast data A storage unit that stores map data, a map data storage unit that stores map data, a display unit that displays a map based on the map data read from the map data storage unit, and a broadcast data that is stored in the storage unit. An icon based on the icon data in the included summary information,
An information terminal, comprising: a control unit configured to control the display unit so as to be superimposed on a position corresponding to the position information in the outline information on the map displayed on the display unit. 2. The control unit displays a list obtained by simplifying the information contents of the plurality of summary information stored in the storage unit by a predetermined list display operation, and designates a list from the list by a predetermined designation operation. The information terminal according to claim 1, wherein the display unit is controlled to display the summary information of the information content. 3. A broadcast data creation device connected to at least one Web server that provides various contents through a communication line, from an icon data for representing a type of a certain content by an icon, position information to which the content belongs, Broadcast data consisting of a plurality of sets of content summary information and individual identification codes for identifying the content is received, and the address information obtained from the broadcast data creation device and the summary corresponding thereto are received. An information terminal for transmitting and receiving to and from a management device having a storage unit for storing an individual identification code for identifying information; a receiving unit for receiving the broadcast data; a map data storage unit for storing map data; Display for displaying a map based on the map data read from the data storage unit An icon by the icon data in the summary information included in the broadcast data stored in the storage unit,
A control unit that controls the display unit so as to be superimposed on a corresponding position based on the position information in the outline information on the map being displayed on the display unit; and a control unit that corresponds to the icon selected by a predetermined selection operation. A transmitting / receiving unit that transmits an individual identification code to the management device and receives the address information corresponding to the individual identification code returned from the management device by searching the storage unit. Information terminal. 4. The transmission / reception unit includes a mobile phone, and has a browser function of browsing a data file via a communication line with a reference of the received address information and acquiring details of the predetermined content. The information terminal according to claim 3, wherein the control unit controls the display unit to display the content of the content acquired by the transmission / reception unit. 5. The information terminal according to claim 2, further comprising a voice unit for converting the character information displayed on the display unit into a voice and outputting the voice.