JP3805928B2 - Map display method and route guidance method - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to mobile communication technology, and more particularly, to a method for displaying map information on a terminal or a mobile phone and performing route guidance.
[0002]
[Prior art]
In recent years, services that display a map on a notebook computer or the like and provide various information have become widespread. For example, there is a service in which a map around the current position is displayed on a notebook computer connected to a mobile phone or the like to obtain information on nearby stores.
FIG. 1 shows a configuration example of a map display and route guidance system in the prior art. As shown in the figure, map information is transmitted from a map server connected to the Internet to a notebook computer or the like via the Internet and a network of business operators.
[0003]
Also, the route guidance service in the prior art is provided by describing sentences for route guidance in the order of strokes.
[0004]
[Problems to be solved by the invention]
However, according to the above conventional technique, since the map server is connected to the Internet, the map server cannot be accessed from a general mobile phone. Therefore, when referring to the map information while going out, a terminal such as a notebook personal computer has to be carried, which is not convenient.
[0005]
Further, when performing route guidance, if the guidance sentence is long, it must be scrolled within the screen, and there is a problem that the operability of the terminal is lacking particularly when the terminal screen is small.
The present invention has been made in view of the above points, and an object of the present invention is to provide a method for displaying a map on a mobile phone and performing route guidance with excellent operability.
[0006]
[Means for Solving the Problems]
In order to achieve the above object, the present invention can be configured as follows.
The present invention is a map display method for displaying a map on a mobile phone, wherein the mobile phone accesses a map server, the map server transmits a map to the mobile phone, and the mobile phone transmits the map to the mobile phone. Display on the phone screen.
[0007]
According to the present invention, since a map can be displayed on a mobile phone without using the Internet or the like, a user can receive various map information services without having a PC or the like.
In the above configuration, the map server may generate a route guidance map and a route guidance sentence based on a request from the mobile phone, and transmit the route guidance map and the route guidance sentence to the mobile phone. .
[0008]
ADVANTAGE OF THE INVENTION According to this invention, it becomes possible to receive route guidance service with a mobile phone, and the convenience of a mobile phone can be improved.
The present invention can also be configured as follows.
The present invention includes a mobile phone, a first gateway connected to the mobile phone network, a second gateway connected to the first gateway, and a map server connected to the second gateway. A map display method in a map information system, wherein the mobile phone requests information, the first gateway adds a terminal ID, the second gateway checks the terminal ID, and the map server is based on the request. A route guidance map and a route guidance sentence are generated, and the map server transmits the result to the mobile phone, and the mobile phone displays the result on the screen of the mobile phone.
[0009]
According to the present invention, since the terminal ID is checked, unauthorized access can be prevented and the above effect can be obtained.
In order to achieve the above object, the present invention is configured as follows.
The present invention provides a route guidance method for performing route guidance on a screen of a terminal, wherein the route guidance sentence and the map include an access key, and by inputting the access key to the terminal, the route guidance sentence and the map of the previous step Is displayed on the screen.
[0010]
According to the present invention, since it is possible to shift to a screen for another process using the access key, it is possible to display a route guide sentence and a map that are optimal for the process without scrolling a long guide sentence. . Therefore, route guidance with good operability can be performed even on a small screen such as a mobile phone screen.
In the above configuration, the display may be performed in an HTML-based language.
[0011]
According to the present invention, any terminal provided with an HTML browser can display a route guidance map and a route guidance sentence provided with icons on any terminal.
The present invention can also be configured as follows.
The present invention provides a route guidance method for performing route guidance on a screen of a terminal, wherein a map server generates a route guidance sentence and a route guidance map based on a request from a mobile phone, and the mobile phone receives the route guidance sentence and the route guidance sentence. By transmitting a route guidance map, the mobile phone displays the route guidance text and the route guidance map, the route guidance text and the route guidance map include an access key, and by inputting the access key to the mobile phone, The route guidance sentence and map of the previous process are displayed on the mobile phone.
[0012]
According to the present invention, it is possible to display a route guidance map and a guidance sentence on a mobile phone, and use the access key on the display screen to shift to another screen. It is possible to display a route guidance sentence and a map that are optimal for the process without scrolling a long guidance sentence on the screen. Therefore, route guidance with good operability can be performed on the mobile phone.
[0013]
In the above configuration, the route guidance map and the route guidance sentence may be displayed in an HTML-based language.
[0014]
DETAILED DESCRIPTION OF THE INVENTION
FIG. 2 shows the configuration of a map display system that realizes the above map display. As shown in the figure, this map display system includes a mobile phone network 100, the Internet 103, and information providing servers 101 and 102. The cellular phone network 100 includes a cellular phone 111, a cellular network 109, a cellular network 110, a gateway server 1 (108), a gateway server 2 (107), a customer DB 106, an information providing server 105, and a map server 104.
[0015]
Gateway server 1 (108) is a gateway for communicating with a mobile phone, and assigns a terminal ID to a request from the mobile phone, and sends a response to the mobile phone to which the designated terminal ID is assigned. Control to transmit to the mobile phone.
The gateway 2 (107) identifies which address the request from the mobile phone or the like is directed to, and determines whether access to the address is permitted or not with reference to the customer DB 106. When access is not permitted, access is denied, and when access is permitted, relay to the address is performed. The response refers to the gateway in which the destination terminal (mobile phone) is accommodated from the customer DB and accesses the gateway. Gateway server 1 (107) in FIG. 2 is one such gateway.
[0016]
The customer DB 106 is a database having server information (such as an address for providing a service) accessible to the mobile phone and gateway information currently stored. The information providing servers 101 and 102 are connected to the gateway server 2 (107) via a dedicated line or the Internet, and generate and distribute information according to a request from the gateway server 2 (107).
[0017]
FIG. 3 is a diagram showing a command sequence in this system. A command sequence will be described with reference to FIG. First, the mobile phone transmits the destination information and the requested map type as an information request to the gateway server 1 (108) via the mobile network 109. Gateway server 1 (108) adds the current location information and terminal ID of the mobile phone. Note that the current location information may be included when the mobile phone makes an information request.
[0018]
The mobile phone can transmit longitude / latitude, address, telephone number, store name, and the like as current position information. When the mobile phone sets the current position blank, the gateway server 1 (108) sets, for example, the nearest station of the destination as the current position. The destination information includes longitude / latitude, address, telephone number, store name, and the like. As the requested map type, a simple route map or a route map to which peripheral information is added can be designated. The terminal ID is an ID number of a terminal accommodated in the mobile phone network.
[0019]
Subsequently, the gateway server 1 (108) transmits the current location information, destination information, requested map type, and terminal ID to the gateway server 2 (107). The gateway server 2 (107) refers to the customer DB 106 and checks the terminal ID. Here, if the terminal ID is not in the customer DB, or if there is no terminal ID, access is denied. If the terminal ID chucking result is good, an information request is transmitted to the map server 104.
[0020]
The map server 104 generates a guide map and a guide sentence. The map server 104 transmits a result product, a guidance map, and a guidance sentence to the gateway server 2 (107) as a processing result notification.
The result product includes the number of map files, the distance to the destination, the number of route landmarks, the number of surrounding landmarks, the number of route guidance sentences, and the like. The guidance map is a map file, and the guidance text is route landmark information (name, address, phone number), peripheral landmark information (name, address, phone number), route guidance text, and the like. The result product can be, for example, one HTML document composed of the above information.
[0021]
Subsequently, the gateway server 2 (107) refers to the gateway in which the destination mobile phone is accommodated from the customer DB 106, and transmits a processing result notification to the gateway, for example, the gateway server 1 (108). The gateway server 1 transmits the processing result notification to the mobile phone, so that the route guidance information can be viewed on the mobile phone.
[0022]
FIG. 4 is a diagram illustrating an example of a case where a map is displayed on a mobile phone and route guidance is performed according to an embodiment of the present invention. In the figure, the screen displayed on the mobile phone is changed as shown in (a) to (d) by the operator's key input to provide route guidance.
(A) represents the first screen of route guidance starting from JR Kamakura Station and destined for the Kamakura police. As shown in the figure, the distance from the start point to the destination is shown, and a building or the like (hereinafter referred to as a landmark) as a mark is indicated by a numerical or character icon on the map. A route guidance sentence is shown at the bottom of the screen. In the route guidance sentence, an icon (access key) corresponding to the icon on the map is displayed, and by inputting the icon, a transition to the guidance sentence around the landmark corresponding to the icon is made.
[0023]
In FIG. 4, when 1 is input on the screen (a), the screen (b) is displayed. When 2 is input on the screen (b), the screen (c) is displayed. Similarly, the destination is indicated (d ) Screen. Thus, since an appropriate guidance sentence and map are displayed along the process by inputting the access key, the operability is good even with a small screen mobile phone.
[0024]
Route guidance is also possible by methods other than those described above. Examples thereof will be described with reference to FIGS.
FIG. 5 shows an example of a screen display that does not include an access key. Since the full text cannot be displayed on a small screen, the guidance text is read by scrolling the screen.
[0025]
FIG. 6 is an example of a screen display that displays a map including an icon indicating a landmark, a meaning indicated by the icon, and a guidance sentence including the icon after the first access key (access key 0) is input. Also in this case, in the case of a small screen, the guidance text is read by scrolling the screen. In this case, it is easier to associate the position of the landmark with the guidance sentence than in FIG.
[0026]
FIG. 7 is an example of a screen display in which the screen corresponding to FIG. 6 is displayed with the access key 0 and the screen transitions to the screens (b) to (d) according to the input of the access key. On the screens (d) to (d), a map and the location name of the selected access key are displayed. In this case, it is possible to display the map in the order of the route without scrolling the screen.
[0027]
FIG. 8 is a diagram showing the configuration of the map server 200. As shown in the figure, the map server 200 includes a request receiving unit 201, a control unit 202, a request storage unit 203, a route search unit 204, a guidance sentence generation unit 205, a map generation unit 206, an output information storage unit 207, and output information. An editing unit 208, an output environment unit 209, an output information media conversion unit 210, an output unit 211, and map data 212 are included. Next, the operation of the map server 200 will be described.
[0028]
Upon receipt of the information request, the request receiving unit 201 interprets the map request from the requesting terminal such as a mobile phone and the output destination terminal type, conveys the interpretation result to the control unit 202, and stores the request content in the request storage unit 203. To do. The control unit 202 notifies the route search unit 204 of a map request (starting point and destination, terminal type, etc.). The route search unit 204 executes a route search according to the request with reference to the map data 212 and notifies the result to the guide sentence generation unit 205 and the map generation unit 206. Various methods are possible for the above route search.
[0029]
The guide sentence generation unit 205 and the map generation unit 206 generate a guide sentence and a map based on the search result, accumulate them in the output information storage unit 207, and notify the control unit 202 that the generation has been completed. Note that the map generation unit 206 sets a map size to be output by referring to a terminal type screen control file described in the output environment unit 209 described later based on the terminal type information included in the information request at the time of map generation.
[0030]
When the generation of the map and the guidance sentence is completed, the control unit 202 notifies the output information editing unit 208 that output processing is to be performed. Based on the information described in the output environment unit 209, the output information editing unit 208 arranges and edits a map, a guidance sentence, an icon description, and the like in the output information. When the editing is completed, the output information media conversion unit 210 refers to the output terminal information stored in the request storage unit 203. In the case of output to the WWW server, the output information media conversion unit 210 outputs the HTML file as it is, and the output to e-mail. In this case, the HTML file is transmitted as an attached file by e-mail. In the case of FAX transmission, it is converted into a FAX code and transmitted. In the case of output to a telephone, the guidance text is read out and transmitted to the output unit. The output unit transmits the information to the designated output destination. In the case of output to the mobile phone shown in FIG. 3, data in an HTML-based language that can be displayed on the mobile phone is transmitted to the gateway server 2 (107).
[0031]
FIG. 9 is an example of HTML-based language data generated by the map server for transmission to the mobile phone, and corresponds to the screen display shown in FIG. The mobile phone interprets this HTML document and displays a map.
The HTML-based language shown in FIG. 9 is a subset version of the HTML language and is close to the specification of a language called compact HTML (C-HTML), such as a tag linked with a numeric keypad or a call function. Is defined for mobile phones. In FIG. 9, for example, a screen in which 1 is entered at accesskey = 1 corresponds to FIG.
[0032]
The procedure for the map server 200 to generate the HTML data shown in FIG. 9 is as follows. The output information editing unit 208 refers to the output setting data setting data file stored in the output environment unit 209 and determines attributes of various information information generated by the guide sentence generation unit 205 and the map generation unit 206. In the output setting data setting data file, the meaning of various information generated by the guidance sentence generation unit 205 and the map generation unit 206 and stored in the memory or the like is described. FIG. 10 shows an example of the output setting data setting data file. Then, referring to the output setting data, the data corresponding to the attribute of each parameter is referenced from the memory and edited. An example of the output setting data is shown in FIG. Thereby, data as shown in FIG. 9 is generated.
[0033]
The present invention is not limited to the above-described embodiments, and various modifications can be made without departing from the scope of the invention. For example, in the above description, the map server 200 includes the map data and the output environment unit. However, each of the map data and the output environment unit may be in another server connected to the network. The method of arranging a plurality of access keys can also be applied to terminals other than mobile phones such as PCs.
[0034]
【The invention's effect】
According to the present invention, since it is possible to receive a map display and route guidance service by a mobile phone, it is possible to receive a map display and route guidance service without possessing a terminal such as a notebook personal computer, improving convenience. To do.
Further, according to the present invention, since the optimum route guidance sentence and the map are displayed by the key operation for each stroke without scrolling the long guidance sentence, the operation procedure is reduced and the operability is improved. Therefore, route guidance with good operability can be performed even on a small screen such as a mobile phone screen.
[Brief description of the drawings]
FIG. 1 is a diagram showing a map display system in the prior art.
FIG. 2 is a diagram showing a map display system in an embodiment of the present invention.
FIG. 3 is a diagram showing a command sequence of the map display system in the embodiment of the present invention.
FIG. 4 is a diagram showing a first example of a screen display of a mobile phone in route guidance.
FIG. 5 is a diagram showing a second example of the screen display of the mobile phone in route guidance.
FIG. 6 is a diagram showing a third example of the screen display of the mobile phone in route guidance.
FIG. 7 is a diagram showing a fourth example of the screen display of the mobile phone in route guidance.
FIG. 8 is a diagram showing a map generation device in an embodiment of the present invention.
FIG. 9 is a diagram illustrating an example of data output by the map generation device for a mobile phone.
FIG. 10 is a diagram illustrating an example of an output setting data setting data file.
FIG. 11 is a diagram illustrating an example of output setting data.
[Explanation of symbols]
DESCRIPTION OF SYMBOLS 100 Mobile telephone network 101, 102 Information provision server 103 Internet 104 Map server 105 Information provision server 106 Customer DB
107 Gateway server 2
108 Gateway server 1
109 cellular network 110 cellular network 111 cellular phone 200 map server 201 request receiving unit 202 control unit 203 request storage unit 204 route search unit 205 guide sentence generation unit 206 map generation unit 207 output information storage unit 208 output information editing unit 209 output environment unit 210 Output information media converter 211 Output unit 212 Map data

Claims (2)

In a map information system comprising a mobile phone, a first gateway connected to a mobile phone network, a second gateway connected to the first gateway, and a map server connected to the second gateway A map display method,
The mobile phone requests information, the first gateway adds a terminal ID, the second gateway checks the terminal ID, the map server generates a route guidance map and route guidance text based on the request, The map server transmits the result to the mobile phone, and the mobile phone displays the result on the screen of the mobile phone;
A map display characterized in that the route guidance text and the route guidance map include an access key, and the route guidance text and map of the previous process are displayed on the screen by inputting the access key to the mobile phone. Method.   The map display method according to claim 1, wherein the display is performed in an HTML-based language.

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