KR20080078749A - Terminal for dynamic data download and storage medium recording that download method program - Google Patents

Abstract

A terminal for downloading dynamic data and a storage medium storing a program thereof are provided to offer a navigation service efficiently with restricted resources of a mobile terminal by storing only the needed map data without storing the map data of unneeded areas, and offer the latest map data by receiving new map information in every navigation. A display unit(150) displays map information visually in a screen of a mobile terminal. A map data storing part(110) stores map data received from a map information system. A controller(160) secures a storage space of the map data storing part based on a user defined or preset data storage capacity, and transmits basic terminal information and a request for the map information around a predetermined area. The controller performs map information download when the requested map information is the new map information or version-up of the map information stored in the mobile terminal is required. The controls enables the display unit to display the map information stored in the map data storing part when the map information stored in the map data storing part is the latest map information.

Description

Terminal for dynamic data download and storage medium recording that download method program}

        1 is an overall configuration diagram including a terminal and a map information system according to an embodiment of the present invention.

        2 is a detailed configuration diagram of a terminal according to an embodiment of the present invention.

        3 is an overall flowchart of a data download method according to an embodiment of the present invention.

        4 to 12 are detailed flowcharts of a data download method according to an embodiment of the present invention and an embodiment screen on a terminal.

The present invention relates to a storage medium for recording a dynamic data download terminal and a method program thereof, and more particularly, to a terminal for providing a user with map information received by accessing a map information system via a network, and storing the method program. It is about the medium.

The problem with the conventional national map data built-in type of service for terminals is that the mobile phone has a limited amount of mobile phone storage space regardless of the user's intention. Therefore, the space for storing other multimedia data such as MP3, photo, VOD, etc. on the terminal is relatively small, which has limited the user's utilization of the terminal storage space.

In addition, the conventional terminal once stored the entire national map data, in order to update the map data, the user connected the terminal to the PC to update the entire day. As a result, the user is given a negative recognition that updating the map data of the terminal is cumbersome, and has resulted in a decrease in the overall update utilization rate.

In addition, in the situation where the map contents displayed on the terminal are widened, elaborated and specified, and the map data is continuously added and capacity is increased, the data storage and update method of the conventional terminal becomes more and more problematic.

Therefore, the technical problem to be achieved by the present invention is to make it easy to update the map data on the terminal.

In addition, the technical problem to be achieved by the present invention is to increase the utilization of the data storage space on the terminal.

Therefore, the terminal according to the characteristics of the present invention for achieving the technical problem is a terminal for providing a user with map information received by accessing the map information system via a network, the terminal screen so that the user can visually check the map information A display unit displayed on the screen; A map data storage unit for storing map data transmitted from the map information system; Secure the storage space of the map data storage unit on the basis of a user-specified capacity or a preset data storage capacity, request transmission of neighboring map information for a specific region together with basic terminal information, and download neighboring map information as new map information. Is required or if a version update is required as previously stored map information, map information is downloaded from the map information system, and if the map information matches previously stored map information stored in the map data storage unit by the display unit. It includes a control unit to be provided on the screen.

In addition, a terminal according to a feature of the present invention for achieving the above technical problem is a terminal for providing a user with map information received by connecting to a map information system via a network, the terminal so that the user can visually check the map information A display unit to display on the screen; A map data storage unit for storing map data transmitted from the map information system; Secure the storage space of the map data storage unit on the basis of a user-specified capacity or a preset data storage capacity, request the route guidance to the designated destination along with the basic terminal information, and download the neighboring map information on the route as new map information. Is required, or if the version information needs to be updated as previously stored map information, while downloading the route information, the map information of the area around the route is downloaded for each section as the user moves, and the surrounding map information on the route is compared with the previously stored map information. In case of coincidence, the controller may include a map information stored in the map data storage unit to be displayed on the screen by the display unit.

In addition, a storage medium recording a data download method according to a feature of the present invention for achieving the technical problem, a storage medium recording a terminal control method program for providing a user with map information received by accessing the map information system via a network A) requesting transmission of surrounding map information for a specific region together with basic terminal information; b) based on information transmitted from the map information system. Determining a necessity to download surrounding map information; c) a function of displaying stored map information on a screen without downloading data when the map information is already stored in the terminal; And d) a function of performing data download when a version update of the map information already stored in the terminal is required or the map information is not stored.

In addition, the storage medium recording the data download method according to the characteristics of the present invention for achieving the above technical problem, the storage medium recording the terminal control method program for providing the user with map information received by accessing the map information system via a network A) requesting route guidance to a designated destination together with terminal basic information; b) based on information transmitted from the map information system. Determining a necessity of downloading peripheral map information on a route; c) a function of displaying stored map information on a screen without downloading data when the map information is already stored in the terminal; And d) if a version update of the map information already stored in the terminal is required or the map information is not stored, a function of downloading the map information data and downloading the map information of the area around the route according to the user's movement as necessary for each section. do.

Hereinafter, the present invention will be described in detail with reference to the accompanying drawings.

In the drawings, parts irrelevant to the description are omitted in order to clearly describe the present invention, and like reference numerals designate like parts throughout the specification.

Throughout the specification, when a part is said to include a certain component, it means that it may further include other components, except to exclude other components unless otherwise stated.

In addition, the term MODULE described herein refers to a unit for processing a specific function or operation, which may mean hardware or software or a combination of hardware and software.

As shown in FIG. 1, the terminal according to the embodiment of the present invention is connected to the map information system 200 through a network.

The terminal 100 may be connected to the map information system 200 through a network so as to request and download map data of a required area and display it on the screen.

In this case, the terminal 100 may designate a specific region and request map information around the specific region, or may request route information to a specific destination.

The terminal 100 may provide map information of a specific region requested by the user or a route to a specific destination and map information around the route from the map information system 200.

When the user requests the map information for the same area again, the map information system 200 may transmit only the coordinate information of the corresponding area, and the terminal 100 displays the previously stored map information on the screen based on the coordinate information. I can display it.

In addition, when the user requests the information on the same route again, the map information system 200 may transmit only the route information to the corresponding destination to the terminal 100, and the terminal 100 displays the corresponding route while driving. The map information around the pre-stored route may be displayed on the screen every time.

More details about the terminal 100 will be described later.

The map information system 200 may include the information providing server 300 and the information management server 400 to provide map information to the terminal 100.

When a search request around a specific area is received from the terminal 100, the map information system 200 may provide coordinates of the request point and surrounding map information of the corresponding area. In addition, when the search for the surrounding area of the same area is transmitted from the terminal 100, the map information system 200 transmits only the corresponding coordinates of the request point and does not retransmit since the surrounding map information is already stored in the terminal 100.

In addition, when the guidance request is transmitted from the terminal 100 to a specific destination, the map information system 200 may transmit the route from the current location to the request destination and surrounding map information on the route. In addition, when the same route guidance request is transmitted from the terminal 100, the map information system 200 retransmits only the route information to the request destination, and since the map information around the route is already stored in the terminal 100, the map information system 200 does not retransmit. Do not.

More specifically, the information providing server 300 may transmit the information received from the information management server 400 to the terminal 100, and may transmit the information received from the terminal 100 to the information management server 400.

The information management server 400 includes a registration manager 410, a version manager 420, and a map manager 430. The registration manager 410 manages map registration, and uploads map information and maps upon request. You can check the download information.

The version manager 420 may manage the map version and check the map version information. Therefore, when a request is made from the terminal 100, the map information of the new version may be checked in contrast to the map vertex information embedded in the terminal.

The map manager 430 manages all map data, and may manage map information for each layer and tile.

In this case, a tile means a whole map area divided into a plurality of rectangular fixed areas, and a layer is a hierarchical structure between meshes, and each mesh may have two or more hierarchical levels.

When the map manager 430 transmits a request for map information of a specific area from the terminal 100, the map manager 430 checks the number of map tiles of the specific area and its capacity, and if there is a downloadable space in the terminal 100, Map information can be transmitted.

2 is a detailed configuration diagram of a terminal 100 according to an embodiment of the present invention.

The terminal 100 includes a map data storage unit 110, a map data registration information storage unit 120, a communication environment checking unit 130, an input unit 140, a display unit 150, a control unit 160, and a communication unit 170. It may include.

The communication unit 170 is in charge of communicating with an external device, and requests and transmits necessary information to the map information system 200.

The input unit 140 transmits various signals according to the user's manipulation of the terminal 100.

The display unit 150 may display the map information on the screen of the terminal 100 so that the user can check it in the beginning, and display various other data on the screen of the terminal 100.

The map data storage unit 110 may store map data transmitted from the map information system 200 through securing a certain storage space.

The map data registration information storage unit 120 may store map data map version information stored in the map data storage unit 110 and include information on storage date and time, and storage capacity. The map data storage unit 110 may also include information on the map data storage unit 110. You can also check the saved tile ID and number information.

The communication environment checking unit 130 may check the communication environment of the terminal 100, and more specifically, whether the current terminal communication network is a 2G network (IS95B), a 3G network (EVDO), or a 3.5G network (HSDPA). You can check it.

The communication environment checking unit 130 checks the communication environment information at the current location of the user when requesting the map information system 200 to transmit surrounding map information of a specific region or requesting transmission of route information to a specific destination. Can transmit

In addition, the communication environment checking unit 130 maps the changed communication environment when there is a change in the communication environment of the terminal 100 due to the movement of the user (for example, when the user requests information transmission from the 2G network to the 3G network). The terminal 100 may download the data or update the already stored data in a manner most suitable for the current communication environment.

The controller 160 may transmit current communication environment information, coordinate information of a current location or a destination location as basic terminal information when a request for transmitting neighboring map information for a specific area is received from a user.

When the new map information is transmitted from the map information system 200, the controller 160 determines whether the download is necessary as new map information, or does not require additional download in accordance with the previously stored map information, or the existing map information. Although it is stored map information, it may be determined whether an update is necessary due to a difference in version information, and a user confirmation may be requested through the display unit.

The controller 160 may check the version of the map information that is already stored at regular intervals and proceed with the update procedure. At this time, the map information may be divided and tiled to check and update the version.

In addition, when the map information requested by the user is new information not stored in the map data storage unit 110, the controller 160 may store data capacity information received from the map information system 200 and the map data storage unit. You can check the space to determine whether to download.

In this case, the controller 160 may delete the already stored data and download new map information, and may inquire of the user to confirm whether the data is deleted. In addition, the stored data deletion rule may be configured in various embodiments. For example, the stored data deletion rule may be deleted first.

In addition, when the user requests the transmission of the route and the surrounding map information to the destination, the controller 160 receives only the route information and the map information necessary at the start of driving, and stores the received map information in the map data storage 110 and the display unit 150. The terminal 100 may be displayed on the screen.

The controller 160 may download and store new map information necessary while driving along the route while sequentially deleting the map information stored in advance on the route, and store the stored map information on the screen of the terminal 100. Can be.

In this case, the controller 160 may calculate a moving speed while driving and request transmission of surrounding map information for each required section.

4 is a view for explaining a download method in the terminal 100 according to an embodiment of the present invention.

First, the terminal 100 may request map information of a specific region or surrounding information on a route to a specific destination (S101).

The map information system 200 may check map data information of a region requested by the terminal 100 and transmit capacity information of download target data to the terminal (S102).

Next, when the download confirmation message is transmitted from the terminal 100 (S105), the map information system 200 may transmit the requested map data (S107).

More specifically, as shown in FIG. 4, first, when a navigation function related application installed in the terminal 100 is driven (S201), a user requests map information of a specific region or transmits route information to a specific destination. When requesting, the terminal 100 may transmit basic information of the terminal 100 to the map information system 200 (S203). At this time, the basic information of the terminal 100 means current communication environment information (for example, network status information), current location information of the terminal 100, final destination information, downloadable storage space information, and registration of a map already stored. May contain information.

The map information system 200 may transmit, to the terminal 100, download information based on the coordinates of the current location or the final coordinates, specifically download information according to the location of the current terminal 100 or the communication environment of the destination (S205). .

When the user checks the download information and selects the download approval, the terminal 100 may request the map information system 200 to download the map information for a specific region (S207 and S209).

The terminal 100 may store map information of the corresponding area transmitted from the map information system 200 and display it on the screen (S211).

That is, as shown in FIG. 5, when the terminal 100 transmits basic information of the terminal to the map information system 200 when the application is driven, the map information system 200 may provide map download information.

In this case, the terminal 100 may inform the user whether the current map download environment is an EVDO network or a 1X network, and may request data download from the map information system 200 if there is user approval.

6 is a flowchart illustrating a specific method of downloading data when a user requests map information of a specific region.

First, the user may select a name search menu and input a desired region name (S301 and S302). Next, the region and the industry can be additionally selected (S303, S304). The terminal 100 may request the map information system 200 to transmit a point of interest (POI) list in a corresponding region based on the region name, region, or industry selected by the user, and receive the map information system 200 from the map information system 200. (S305, S306).

When the user selects any one of the POI lists and selects the map display, the terminal may request and download the map data near the POI selected by the user (S308 and S309).

The terminal 100 may store the downloaded map information in the map data storage unit 110 and display it on the screen, and may request a route plan (RP) from the map information system 200 (S310 and S311). .

That is, for example, as shown in FIG. 7, the user selects a name search menu on the screen of the terminal 100, inputs Samsung-dong as a name, and then selects a city / province or city / gun / gu. In the case of transmitting to the map information system 200, as shown in FIG. 8, a POI list such as a Samsung-dong trade center, a Samsung-dong COEX, a Samsung-dong trade tower, and the like may be received from the map information system 200.

If the user selects the Samsung-dong trade center and wants to receive map information around the Samsung-dong trade center, the terminal 100 may download the map information of the corresponding region.

At this time, if the map information is already stored in the terminal 100 around the Samsung-dong trade center, the terminal 100 may display previously stored data on the screen without downloading the data.

9 is a detailed flowchart illustrating a data download method when a user requests a route guidance to a specific destination according to an embodiment of the present invention.

First, when the user requests a route guidance to a specific destination, the map information system 200 may transmit map information of the requested route section (S401 and S402). The details of the route guidance request and transmission of map information of the corresponding section have already been described, and thus will be omitted.

The terminal 100 may store the downloaded route and surrounding area map information on the route in the map data storage 110 and display it on the screen (S403).

As the driving starts, the user enters the corresponding route, and the terminal 100 displays the stored route and the surrounding area map information on the screen and transmits the information in a voice message (S404 and S405).

At this time, when the user leaves the guided route, the terminal 100 retransmits the route guidance request from the departure point to the destination (S406 and S407), and the map information system 200, on the route and the route of the corresponding section, The surrounding area information may be transmitted (S408).

The terminal 100 may store the downloaded route and surrounding area map information in the map data storage unit 110 and display it on the screen (S409), and display the stored route and surrounding area map information on the screen. Information may be transmitted in a voice message (S411). At this time, the terminal 100 may delete previously stored previous route and surrounding area map information.

When the user arrives at the destination, the terminal 100 may terminate the route guidance service (S411, 412).

That is, for example, as shown in FIG. 10, the terminal 100 may request a route, download all of the map information around the route, or if only some map information is downloaded when the storage space is insufficient, the rest continues while driving. You can also download it.

As illustrated in FIG. 11, when only some of the map information on the route is downloaded first, the terminal 100 may download new map information whenever the route screen displayed on the terminal changes.

In particular, when the surrounding area is an intersection, the map information system 200 transmits 3D map information, and the terminal 100 displays the transmitted 3D map information on the screen to provide more accurate road guidance service at the intersection. have.

What has been described above is only an embodiment of the present invention, and the scope of the present invention is not limited thereto. For example, servers and databases constituting the terminal and the map information system according to an embodiment of the present invention may be additionally configured or merged according to their functions. In addition, although the embodiment of the present invention refers to a 2G network, 3G network or 3.5G network as a communication environment of the terminal, it is not necessarily limited to the above-described networks, and various embodiments such as 4G network and 5G network according to the development of network related technology. Of course it can be configured as. The scope of the present invention will include all the technical elements recognized as the claims described below and equivalents thereof.

As described above, according to the present invention, it is possible to provide an effective route guidance service using the limited resources of the terminal. In other words, the map data of the unnecessary area is not stored in the mobile phone but only necessary data can be used to increase the utilization of the storage space of the terminal.

In addition, the terminal may be provided with new map information every time the road guidance, it is possible to always provide the user with a road guide service with the latest data.

When the map information for the same area is needed, the stored data can be used, thereby reducing the number of unnecessary system accesses and increasing the service speed.

Claims (20)

A terminal for providing a user with map information received by accessing a map information system through a network, A display unit which displays the map information on the screen of the terminal so that the user can visually check the map information; A map data storage unit for storing map data transmitted from the map information system; To secure a storage space of the map data storage unit based on a user-specified capacity or a preset data storage capacity; Requests to send nearby map information for a specific area along with basic device information. When neighboring map information is required to be downloaded as new map information or a version update is required as previously stored map information, map information is downloaded from the map information system, and when the map information matches previously stored map data storage unit A control unit for providing map information stored in the display unit on a screen by the display unit; terminal. The method of claim 1, Further comprising a map data registration information storage unit for storing the registration information of the map data stored in the map data storage unit, The control unit, Determining whether or not to download the map information based on the registration information terminal. The method of claim 2, The registration information includes one or more of map version, storage date, storage capacity, tile ID and number information. terminal. The method according to claim 1, wherein Further comprising a communication environment confirmation unit for providing a communication environment information to check the current location or destination of the user terminal. The method of claim 4, wherein The terminal basic information At least one of map version, communication environment information, current location information of terminal, final destination information, downloadable storage information, and registered information of map already stored. terminal. The method according to claim 1, wherein The control unit, Check the version of the map information already stored at regular intervals and proceed with the update process. terminal. The method according to claim 1, wherein The control unit If the user needs to download the requested map information, check the data capacity information received from the map information system and the storage space of the map data storage unit. You can download new map information by deleting already saved data. terminal. A terminal for providing a user with map information received by accessing a map information system through a network, A display unit which displays the map information on the terminal screen so that the user can visually check the map information; A map data storage unit for storing map data transmitted from the map information system; To secure a storage space of the map data storage unit based on a user-specified capacity or a preset data storage capacity; Requests route guidance to the designated destination with basic terminal information. When the surrounding map information on the route needs to be downloaded as a new map information or a version update is required as an existing stored map information, while downloading the route information, the map information of the region around the route is downloaded for each section as the user moves. And a controller configured to display map information stored in the map data storage unit on the screen by the display unit when the surrounding map information on the route matches the previously stored map information. terminal. The method of claim 8, Further comprising a map data registration information storage unit for storing the registration information of the map data stored in the map data storage unit, The controller determines whether to download the map information based on the registration information. terminal. The method of claim 9, The registration information includes one or more of map version, storage date, storage capacity, tile ID and number information. terminal The method according to claim 8, wherein Further comprising a communication environment confirmation unit for providing a communication environment information to check the current location or destination of the user terminal. The method of claim 11, The terminal basic information At least one of the map version, communication environment information, the current location information of the terminal, the final destination information, downloadable storage information, the registration information of the map already stored terminal. The method according to claim 8, wherein When the controller needs to download the map information requested by the user, the controller checks the data capacity information received from the map information system and the storage space of the map data storage unit. You can download new map information by deleting already saved data. terminal. A storage medium recording a terminal control method program for providing a user with map information received by connecting to a map information system through a network, a) a function of requesting transmission of surrounding map information for a specific region together with basic terminal information; b) based on information transmitted from the map information system. Determining a necessity to download surrounding map information; c) a function of displaying stored map information on a screen without downloading data when the map information is already stored in the terminal; And d) if a version update of the map information already stored in the terminal is required or if the map information is not stored, a function of performing a data download is included. Storage medium that records the program. The method of claim 14, Further comprising the function to check and provide communication environment information at the user's current location or destination Storage medium that records the program. The method according to claim 14 or 15, The terminal basic information At least one of the map version, communication environment information, the current location information of the terminal, the final destination information, downloadable storage information, the registration information of the map already stored Storage medium that records the program. The method of claim 14, It further includes a function of checking the version of the map information already stored at regular intervals and proceeding with the update procedure Storage medium that records the program. The method of claim 14, If the user needs to download the requested map information, check the data capacity information received from the map information system and the storage space of the map data storage unit. It further includes a function to delete the already stored data and download new map information Storage medium that records the program. A storage medium recording a terminal control method program for providing a user with map information received by connecting to a map information system through a network, a) requesting route guidance to a designated destination together with terminal basic information; b) based on information transmitted from the map information system. Determining a necessity of downloading peripheral map information on a route; c) a function of displaying stored map information on a screen without downloading data when the map information is already stored in the terminal; And d) if the version of the map information already stored in the terminal needs to be updated, or if the map information is not stored, the route information data is downloaded and the map information of the area around the route is downloaded as needed according to the user's movement. Storage medium that records the program. The method of claim 19, If the user needs to download the requested map information, check the data capacity information received from the map information system and the storage space of the map data storage unit. It further includes a function to delete the already stored data and download new map information Storage medium that records the program.

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