JP2007271357A - Positional information terminal, positional information server, positional information system, and positional information program - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To process with unifying sightseeing guide information, positions, and maps, in order to eliminate the inconvenience of missing a sightseeing spot, etc. hard to find out from a two-dimensional map, to display/utilize information on shops, sightseeing spots, etc. existing behind a road, etc. on an intermediate route with only a route from a present position to a next destination, being insufficient to perform guiding thereon, and further, to determine spots not to be approached to prevent the approach of a user to a dangerous area from occurring by displaying an alert, when the user approaches there. <P>SOLUTION: In this positional information system 100 for providing sightseeing guide information, a road determination part 220 of a positional information terminal 200 cuts out road information, a terminal traveling direction determination part 231 thereof calculates a traveling direction of the information terminal 200, based on the history of the position of the information terminal 200, and a display part 261 thereof displays, with while superimposing sightseeing information and map information on a sightseeing spot determined by a terminal position approach determination part 240 thereof, based on the present position of the information terminal 200 and its approach area. <P>COPYRIGHT: (C)2008,JPO&INPIT

Description

  The present invention belongs to the field of providing tourist guide information to a portable electronic information terminal using, for example, positioning information and map information.

In the tourist guide information provided by a portable electronic information terminal such as a mobile phone or an electronic book terminal, the information has been stored in advance in the information storage unit of the portable electronic information terminal or information from another medium or network. Some offer tourist guide information in letters and images. However, there is only information indicating the direction of travel to the next destination, route, etc. based on the planar positional relationship, and information that automatically contributes to the guide by adding position information there, or a route on the way There were no notifications about the existence of shops, sightseeing spot guides, access prohibition spots, etc. that were in the shadows of other buildings or in places that entered the alleys.
Users of such information often search for sightseeing spots while comparing maps, guidebooks, etc., and tend to miss spots that are difficult to find from a flat map.
Japanese Patent Application Laid-Open No. 2003-256431 and Japanese Patent Application Laid-Open No. 2004-139560 disclose devices and systems that provide tourist courses and tourist guide information that are set in advance by communication to terminals using characters and images.
JP 2003-256431-A JP 2004-139560 A

  In order to eliminate such inconvenience, the present invention, for example, processes the tourist guide information, the current position, and the map in a unified manner, and the shadow of the road on the way route that cannot be guided only by the route from the current location to the next destination. The purpose is to display information such as stores and tourist spots in the city. In addition, for example, the present invention has an object to identify a spot that should not be approached and display an alert when the user approaches the spot, thereby preventing an approach to a dangerous area.

  A location information terminal according to the present invention stores a terminal location information processing unit that acquires the location of a location information terminal, and road information at the current location of the location information terminal acquired by the terminal location information processing unit in a storage device. A road determination unit cut out from map information, a terminal travel direction determination unit that calculates the travel direction of the position information terminal at the current time based on the position history of the position information terminal acquired by the terminal position information processing unit, and the terminal A terminal position approach determination unit that identifies a tourist spot that provides tourist information within a preset approach range based on the current position of the position information terminal in the travel direction calculated by the travel direction determination unit, and the terminal position approach determination unit Near the current location of the location information terminal (based on the current location of the location information terminal in the direction of travel calculated by the terminal travel direction determination unit) A tourist spot pop-up information creating unit that creates tourist information (tourist spot pop-up information) of a tourist spot located within the approaching range), and the tourist information created by the tourist spot pop-up information creating unit is map information (the road determination And a display unit that displays (pop-up display) on the display device so as to be superimposed on road information cut out by the unit.

  In addition, the terminal position approach determination unit is configured to identify a tourist spot within a preset approach range from the current position of the position information terminal based on the tourist spot position information stored in a storage device. To do.

  In addition, the terminal position approach determination unit is located along a branch road that is within the access range from a branch point of the branch road that branches from the road where the position information terminal is calculated, which is calculated based on the road information cut out by the road determination unit. It is characterized by identifying tourist spots.

  In addition, the terminal position approach determination unit may be configured such that a difference between a direction in the traveling direction of the position information terminal and a direction in a branch direction of a branch road located near the current position of the position information terminal is equal to or larger than a preset angle. The sightseeing spot along the branch road and within the access range from the current position of the position information terminal is specified.

  In addition, the terminal position approach determination unit of the position information terminal is within the approach range set in advance from the current position of the position information terminal, and the access prohibition is in the travel direction of the position information terminal calculated by the terminal travel direction determination unit. A point (access prohibition spot) is specified, and the sightseeing spot pop-up information creation unit creates an access prohibition alert for the access prohibition point specified by the terminal position approach determination unit.

  Next, a location information server according to the present invention is a location information server connected via a network to a location information terminal that provides tourist guide information, an information receiving unit that receives location information of the location information terminal, A road determination unit that extracts road information at the position of the position information terminal indicated by the position information received by the information transmission / reception unit from map information stored in a storage device, and the position information terminal indicated by the position information received by the information transmission / reception unit Based on the current position of the location information terminal in the direction of travel calculated by the terminal travel direction determination unit and the terminal travel direction determination unit that calculates the travel direction of the location information terminal at the current time based on the location history of A terminal location approach determining unit that identifies a sightseeing spot that provides tourist information within a preset approach range, and a tourist spot specified by the terminal location approach determining unit. Tourist information (tourist spot pop-up) of a tourist spot located in the vicinity of the current position of the position information terminal (within the approach range based on the current position of the position information terminal in the traveling direction calculated by the terminal traveling direction determination unit) A tourist spot pop-up information creating unit for creating information), and an information transmitting unit for transmitting the tourist information created by the tourist spot pop-up information creating unit and the road information cut out by the road judging unit to the location information terminal It is characterized by that.

  In addition, the information receiving unit of the location information server according to the present invention receives the location information of the location information terminal from the location information terminal, and the sightseeing spot pop-up information creation unit pops up the sightseeing information. Pop-up information is created, and the information transmitting unit transmits the tourist spot pop-up information created by the tourist spot pop-up information creating unit.

  In addition, the terminal position approach determination unit of the position information server according to the present invention is based on a branch point of a branch road that branches from a traffic road where the position information terminal is calculated based on the road information cut out by the road determination unit. It is characterized by identifying tourist spots along a branch road within the approaching range.

  In addition, the terminal position approach determination unit of the position information server according to the present invention is within a preset approach range from the current position of the position information terminal, and the progress of the position information terminal calculated by the terminal travel direction determination unit. An approach prohibition point (access prohibition spot) in a direction is specified, and the sightseeing spot pop-up information creation unit creates an access prohibition alert for the access prohibition point specified by the terminal position approach determination unit.

  Next, a location information system according to the present invention is a location information system in which a location information terminal that displays location information and a location information server that manages location information are connected via a network. An information receiving unit that receives position information of the position information terminal; a road determination unit that extracts road information at the position of the position information terminal indicated by the position information received by the information transmitting / receiving unit from map information stored in a storage device; Based on the location history of the location information terminal indicated by the location information received by the information transmitting / receiving unit, a terminal travel direction determination unit that calculates the travel direction of the location information terminal at the current time, and the terminal travel direction determination unit calculate Terminal position that identifies a sightseeing spot that provides tourist information within a preset approach range based on the current position of the position information terminal in the direction of travel It is a sightseeing spot specified by the proximity determination unit and the terminal location approach determination unit and is near the current position of the location information terminal (based on the current position of the location information terminal in the travel direction calculated by the terminal travel direction determination unit) A tourist spot pop-up information creating unit that creates tourist information (tourist spot pop-up information) of a tourist spot located within the approaching range), and tourist information and map information created by the tourist spot pop-up information creating unit (the road judging unit is A map information receiving unit that receives the map information transmitted by the information transmitting unit of the position information server, and an information transmitting unit that transmits the extracted road information) to the position information terminal. The tourist spot pop that receives the tourist spot pop-up information transmitted by the information transmitting unit of the location information server And a display unit that displays the map information received by the map information receiver and the tourist spot pop-up information received by the tourist spot pop-up information receiver on a display device. .

  The position information system according to the present invention is a position information system in which a position information terminal that displays position information and a position information server that manages position information are connected via a network. The approach determination unit specifies an access prohibition point (access prohibition spot) that is within a preset approach range from the current position of the position information terminal and is in the travel direction of the position information terminal calculated by the terminal travel direction determination unit. The sightseeing spot pop-up information creation unit creates an access prohibition alert for the access prohibition point specified by the terminal position approach determination unit.

  Next, a position information program according to the present invention includes a road determination step for extracting road information of a place where the position information terminal is located from map information, a traveling direction determination step for calculating a traveling direction of the position information terminal, and a traveling direction determination. A terminal approach determining step for identifying a tourist spot that provides tourist information within a preset approach range based on the current position of the position information terminal in the traveling direction calculated in the step, and a terminal approach determining step from the tourist spot information storage unit Display information (tourist spot pop-up information) about the terminal vicinity information acquisition step for acquiring the tourist information of the tourist spot specified in step 1, and the tourist information in the vicinity of the current position of the position information terminal (tourist information acquired in the terminal vicinity information acquisition step) ) Create sights popup information creation step, sights A sightseeing spot pop-up information display step for superimposing the tourist information indicated by the display information created in the pop-up information creation step on map information (road information cut out in the road determination step) and displaying (pop-up display) on the display device. It is made to perform.

  In addition, the terminal approach determination step executes, in the computer, identifying a tourist spot within a preset approach range from the current position of the position information terminal based on the tourist spot position information stored in the storage device. It is characterized by making it.

  In addition, the terminal approach determination step includes a step along a branch road that is within the access range from a branch point of the branch road that branches from the traffic road where the position information terminal is calculated, which is calculated based on the road information cut out in the road determination step. It is characterized by causing a computer to identify a tourist spot.

  In addition, the terminal approach determination step, the difference between the direction of travel of the position information terminal and the direction of the branch direction of the branch road located near the current position of the position information terminal is equal to or greater than a preset angle, The computer is configured to identify a sightseeing spot along the branch road and within the approaching range from the current position of the position information terminal.

  Further, the terminal approach determination step is within an approach range set in advance from the current position of the position information terminal, and the access prohibition point (access prohibition spot) in the travel direction of the position information terminal calculated in the travel direction determination step. ), And the tourist spot pop-up information creating step causes the computer to create an access prohibition alert for the access prohibition point specified in the terminal approach determining step.

  Next, a location information program according to the present invention is a location information program executed by a location information server connected via a network to a location information terminal that displays location information, and a location where the location information terminal is located from map information. A road determination step for cutting out the road information, a travel direction determination step for calculating the travel direction of the location information terminal, and a preset approach range based on the current position of the location information terminal in the travel direction calculated in the travel direction determination step A terminal approach determining step for identifying a tourist spot that provides tourist information about the inside, a terminal proximity information acquiring step for acquiring tourist information of the tourist spot specified in the terminal approach determining step from the tourist spot information storage unit, and the position information terminal Sightseeing information in the vicinity of the current location (tourist information acquired in the terminal vicinity information acquisition step) There wherein the executing the sights popup information generating step of generating display information (sights popup information) to the computer.

  According to the present invention, for example, the tourist guide information, the current position, and the map are processed in a unified manner, and it is behind a building on the way route that cannot be guided only by the route from the current location to the next destination or entered the alley It is possible to guide the user by displaying information such as sightseeing spots and stores that are in places. Further, for example, according to the present invention, an approach prohibition spot is specified, and an alert is displayed when the user approaches the spot, thereby preventing the user from approaching the dangerous area.

  Hereinafter, the present invention will be described based on embodiments shown in the drawings.

Embodiment 1 FIG.
First, the first embodiment will be described. FIG. 1 is a functional block diagram of a location information terminal 200 constituting the location information system 100 according to the first embodiment.

  The location information terminal 200 includes a map information storage unit 210, a sightseeing spot information storage unit 211, a road determination unit 220, a terminal position information processing unit 230, a terminal traveling direction determination unit 231, a terminal location approach determination unit 240, and sightseeing spot pop-up information creation. Unit 250, map information / tourist information display processing unit 260, and display unit 261.

The map information storage unit 210 is a storage device that stores map information (map image data, numerical data, etc.) and information included in the map. Map information and information included in the map include, for example, character data such as place names and road names, image data such as maps in front of stations and sightseeing spots, marks of municipalities, road information (map data of roads, road image data, etc. ) Etc.
The tourist spot information storage unit 211 is a storage device that stores arbitrary information regarding stores (restaurants, famous stores, etc.) and tourist spots on a map. The arbitrary information includes, for example, sightseeing guide information, store information, access prohibition spot (access prohibition point) information, a position of the information on a map, and the like.
The road determination unit 220 cuts out information on a road that includes the position of the position information terminal 200 and calculates a branch direction of a branch road in the vicinity of the position information terminal 200.
The terminal location information processing unit 230 acquires the location of the location information terminal 200. The terminal position information processing unit 230 creates the position information of the position information terminal 200 using, for example, the positioning satellite 400 (GPS (Global Positioning System) / quasi-zenith satellite), the high-precision positioning service server 410, and the like.
The terminal traveling direction determination unit 231 calculates the traveling direction of the location information terminal 200.
The terminal position approach determination unit 240 identifies a tourist spot for pop-up displaying tourist spot information.
The tourist spot pop-up information creation unit 250 creates tourist spot pop-up information and access prohibition alert information to be pop-up displayed.
The map information / tourist information display processing unit 260 determines whether the tourist spot pop-up information and the map information are displayed in a superimposed manner.
The display unit 261 superimposes the tourist spot pop-up information created by the tourist spot pop-up information creating unit 250 and displayed by the map information / tourist information display processing unit 260 on the map information and displays it on the display device.

FIG. 2 is a flowchart showing the position information processing operation of the position information terminal 200 according to the first embodiment. Based on FIG. 2, an operation of position information processing executed by the position information terminal 200 will be described. Here, it is assumed that the arbitrary information stored in the sightseeing spot information storage unit 211 is sightseeing guide information (position, name, highlight, event, etc.) and information on an access prohibition spot (position, name, etc.). .
Each component of the location information terminal 200 described in “˜ part” executes the following processing using the central processing unit.

  In the terminal position information processing step S101, the terminal position information processing unit 230 performs positioning processing using the positioning satellite 400 and the high-precision positioning service server 410, and creates the current position information of the position information terminal 200. The high-accuracy positioning service server 410 is a server that provides high-accuracy position information in which, for example, an error caused by GPS positioning is corrected. The terminal position information processing unit 230 transmits the received information regarding the GPS radio wave transmitted by the positioning satellite 400 to the high-precision positioning service server 410, and receives the position information of the position information terminal 200 from the high-precision positioning service server 410, thereby Create information. However, the terminal position information processing unit 230 may create current position information by performing GPS positioning without using the high-accuracy positioning service server 410.

  In the road determination step S102, the road determination unit 220 cuts out data of a road (traffic road) corresponding to the current position of the position information terminal 200 measured by the terminal position information processing unit 230 from the map information in the map information storage unit 210. . That is, the road determination unit 220 acquires information on a road (traffic road) where the position information terminal 200 is located. In addition, the road determination unit 220 identifies a branch road and a branch point of the branch road that are located in the vicinity of the current position of the position information terminal 200 for the cut out road, and calculates the branch direction of the identified branch road. That is, the road determination unit 220 identifies the branch road branched from the traffic road, the branch point of the branch road, and the extension direction (branch direction) of the branch road. Here, the branch direction is calculated as, for example, a direction in which a predetermined number of pixels indicating the branch road indicated by the road data or the vector direction of the road indicated by the road data continues.

  In the traveling direction determination step S103, the terminal traveling direction determination unit 231 advances the position information terminal 200 at the current time based on the position history (movement trajectory) of the position information terminal 200 acquired by the terminal position information processing unit 230. Calculate the direction. Here, the traveling direction is calculated as, for example, a direction connecting two adjacent positions (an example of position history) with a straight line, or a direction indicated by a weighted average of a plurality of adjacent positions (an example of position history). To do. The positions of two adjacent points and the plurality of adjacent positions indicate the position of the position information terminal 200 at the current time measured at this time and the position of the position information terminal 200 in the past measured at the previous time.

In the terminal approach determination step S104, the terminal position approach determination unit 240 is preset from the current position of the position information terminal 200 based on the position information of the tourist spot and the access prohibition spot stored in the tourist spot information storage unit 211. A sightseeing spot and an approach prohibition spot within the approach radius Rm (meter) are specified. That is, the terminal position approach determination unit 240 compares position information (coordinate information) indicating a range of radius Rm (approach range) with the current position of the position information terminal 200 as a base point and position information (coordinate information) of each tourist spot. Then, the sightseeing spot and the access prohibition spot that are located within the approach radius Rm with the current position of the position information terminal 200 as a base point are specified.
Here, the specified tourist spots may be all tourist spots within the approach radius Rm set in advance from the current position of the position information terminal 200. The specified tourist spot may be a tourist spot within the approach radius Rm along the branch road from the branch point of the branch road calculated in the road determination step S102. That is, the specified tourist spot may be a tourist spot located within the approaching range and along the branch road. In addition, the terminal position approach determination unit 240 is located along the branch road and the position information terminal when the difference between the direction direction of the position information terminal 200 and the direction of the branch direction of the nearby branch road is equal to or larger than a preset angle. Tourist spots within the approach radius Rm from the position of 200 may be extracted. In other words, the tourist spot to be identified may be a tourist spot located along a branch road within an approaching range and an angle formed by the traveling direction of the location information terminal 200 and the road extending direction is a predetermined angle or more. The tourist spot may be located along a branch road within an approaching range and having a predetermined angle or more with a passing road.
In addition, the terminal position approach determination unit 240, for example, approaches the position information terminal 200 from the position of the position information terminal 200 within the range in which the difference between the direction direction of the position information terminal 200 and the direction of the branch direction of the nearby branch road is preset. The access prohibition spot within the radius Rm is specified.
The circular region represented by the approach radius Rm is an example of the approach range, and the approach range may be rectangular, polygonal, any other shape, or a plurality of approaches.

  In the terminal vicinity information acquisition step S <b> 105, the sightseeing spot pop-up information creation unit 250 acquires from the sightseeing spot information storage unit 211 the sightseeing guide information of the sightseeing spot specified by the terminal position approach determination unit 240 and the information on the access prohibition spot.

In the tourist spot pop-up information creating step S106, the tourist spot pop-up information creating unit 250 pops up the guide information of the tourist spot specified by the terminal position approach determining unit 240 based on the tourist guide information acquired from the tourist spot information storage unit 211. Sightseeing spot pop-up information is created as information to be displayed. Here, the tourist spot pop-up information is the name of a tourist attraction such as a place name of a tourist attraction, a building, a ruin, a store, an artificial or a natural shaped object.
The tourist spot pop-up information creation unit 250 creates an access prohibition alert as information on the access prohibition spot specified by the terminal position approach determination unit 240 based on the tourist guide information acquired from the tourist spot information storage unit 211.
The pop-up display is a display performed by superimposing a second display representing tourist guide information, information on an access prohibition spot, and the like on a first display (image, layer, information) representing a map or the like. In particular, the pop-up display is a display in which the second display is superimposed on the first display in association with the first display. For example, a balloon that describes tourist guide information that points to and displays a tourist spot shown on the map on the screen on which the map is displayed is an example of a pop-up display.

In the tourist spot pop-up information display step S107, the map information / tourist information display processing unit 260 determines whether the tourist spot pop-up information and the map information are displayed in a superimposed manner. In addition, the display unit 261 superimposes the tourist spot pop-up information determined to be superimposed by the map information / tourist information display processing unit 260 and the access prohibition alert created by the tourist spot pop-up information creation unit 250 on the map information. Display on the display device.
For example, the map information / tourist information display processing unit 260 may determine that the tourist spot pop-up information and the map information are superimposed and displayed for all the tourist spots specified by the terminal position approach determination unit 240, or the terminal position It may be determined that the sightseeing spot pop-up information and the map information are superimposed and displayed for the sightseeing spot closest to the position information terminal 200 among the sightseeing spots specified by the approach determination unit 240. Also, the map information / tourist information display processing unit 260 may determine whether to display the approach prohibition alert superimposed on the map information as well as the tourist spot pop-up information.

FIG. 3 is a display example displayed on the screen of the display device by the display unit 261 in the sightseeing spot pop-up information display step S107.
In FIG. 3, the “current position” where the location information terminal 200 is located, the “traffic road (route to the destination)” where the location information terminal 200 is moving, and the “next location” where the location information terminal 200 is heading. It shows that the display unit 261 displays the map information on the screen of the display device using the “destination” and “traveling direction” as map information. Further, in FIG. 3, the display unit 261 displays a “branch road (a road, a side road, an alley) on a halfway route” branched from a toll road and a branch road branched from the “current position” of the position information terminal 200. Located along the branch road that branches in the “access prohibition spot (hazardous area)” located within the approach radius Rm from the “current position” of the location information terminal 200 and the “traveling direction” of the location information terminal 200 This indicates that “sightseeing spots (or stores such as restaurants)” located within the approach radius Rm from the “current position” of the position information terminal 200 is displayed as map information. In FIG. 3, the display unit 261 displays an “access prohibition alert” indicating the existence of an “access prohibition spot” and a balloon indicating “sightseeing spot”, the name of the “tourist spot”, a highlight, and an event (a banner advertisement in a store). “Sightseeing spot pop-up information” indicating that the map information is superimposed on the map information.

  The location information terminal 200 described above is an example of a portable electronic information terminal device that provides tourist guide information, extracts character data of the tourist guide information and tourist attractions corresponding to the image data, and corresponds to each tourist attractions. A portable electronic information terminal device displaying tourist guide information of a tourist attraction at an image position.

  The portable electronic information terminal device extracts the tourist guide character information and tourist attractions corresponding to the image data, and displays the tourist guide information superimposed on the image data at the image positions corresponding to the tourist attractions. It is characterized by that.

According to the position information terminal 200 according to the first embodiment, it is possible to display information that exists apart from the map information together with the map information.
For example, the location information terminal 200 can display information on sightseeing spots and access prohibition spots located on a branch road branched from a traffic road on which the terminal moves and map information indicating the traffic road.

Embodiment 2. FIG.
Next, a second embodiment will be described. In the second embodiment, a case will be described in which the position information terminal 200 described in the first embodiment performs only the measurement of the position of the position information terminal 200 and the display of information. That is, a mode in which other processing is performed by an external server or the like will be described.

  FIG. 4 is a functional block diagram of the location information terminal 200 and the location information server 300 that constitute the location information system 100 according to the second embodiment. Only the parts of the functional block diagram shown in FIG. 4 that are different from the functional block diagram shown in FIG. 1 will be described.

  The location information terminal 200 includes a terminal location information processing unit 230, a map information / tourist information display processing unit 260, a display unit 261, a sightseeing spot pop-up information receiving unit 270, and a map information receiving unit 271.

  The terminal position information processing unit 230, the map information / tourist information display processing unit 260, and the display unit 261 are the same as those in FIG.

  The tourist spot pop-up information receiving unit 270 receives the tourist spot pop-up information and the access prohibition alert from the location information server 300. The map information receiving unit 271 receives map information from the position information server 300.

  The location information server 300 includes a map information storage unit 210, a tourist spot information storage unit 211, a road determination unit 220, a terminal travel direction determination unit 231, a terminal position approach determination unit 240, a tourist spot pop-up information creation unit 250, and an information transmission / reception unit 310. Is provided.

  The map information storage unit 210, the sightseeing spot information storage unit 211, the road determination unit 220, the terminal travel direction determination unit 231, the terminal location approach determination unit 240, and the sightseeing spot pop-up information creation unit 250 are provided in the location information terminal 200 in FIG. It is the same as that.

  The information transmitting / receiving unit 310 (information receiving unit, information transmitting unit) transmits map information, sightseeing spot pop-up information, and approach prohibition alerts to the location information terminal 200, and receives terminal location information from the location information terminal 200. .

FIG. 5 is a flowchart illustrating an operation of position information processing between the position information terminal 200 and the position information server 300 according to the second embodiment. Based on FIG. 5, an operation of position information processing between the position information terminal 200 and the position information server 300 will be described.
Each component of the location information terminal 200 and the location information server 300 described in “˜ part” executes the following processing using a central processing unit.

  In the terminal position information processing step S201, the terminal position information processing unit 230 transmits the position information of the position information terminal 200 to the position information server 300. The information transmitting / receiving unit 310 receives position information of the position information terminal 200. Terminal location information processing section 230 creates location information of location information terminal 200 in the same manner as in step S101 in the first embodiment.

  The processing from step S202 to step S206 executed by position information server 300 is the same as the processing from step S102 to step S106 executed by position information terminal 200 in the first embodiment.

  In the tourist spot pop-up information transmission step S207, the information transmitting / receiving unit 310 transmits the tourist spot pop-up information, the approach prohibition alert, and the map information created by the tourist spot pop-up information creating unit 250 to the location information terminal 200. Next, the map information receiving unit 271 receives the map information transmitted by the information transmitting / receiving unit 310, and the sightseeing spot pop-up information receiving unit 270 receives the sightseeing spot pop-up information and the approach prohibition alert. Then, similarly to S107 of the first embodiment, the map information / tourist information display processing unit 260 determines whether to display the tourist spot pop-up information and the approach prohibition alert superimposed on the map information, and the display unit 261 The map information / tourist information display processing unit 260 displays the tourist spot pop-up information determined to be superimposed and the approach prohibition alert.

  The above-described location information terminal 200 is an example of a portable electronic information terminal device that provides tourist guide information. The portable electronic information terminal device and the location information server 300 extract road information from map information, and the portable electronic information Based on the current location of the terminal device and a preset approach range, the tourist spot along the road that has been cut out and located near the current location of the portable electronic information terminal device is identified and identified A sightseeing guide information providing system (an example of a location information system) is provided that displays sightseeing information of spots.

  According to the position information server 300 according to the second embodiment, information that exists apart from the map information can be used as information combined with the map information. The location information terminal 200 can display information created by the location information server 300. The location information terminal 200 only needs to have a function to display and a function to specify the location. That is, the location information terminal 200 does not need a function for executing the processing from step S202 to step S206.

FIG. 6 is a diagram illustrating an example of an appearance of the position information system 100 according to the embodiment.
In FIG. 6, a position information system 100 includes a position information server 300, a display device 901 having a CRT (Cathode / Ray / Tube) or LCD (liquid crystal) display screen, a keyboard 902 (Key / Board: K / B), a mouse. 903, FDD904 (Flexible / Disk / Drive), CDD905 (compact disc device), printer device 906, scanner device 907, microphone 908, speaker 909, database 910, etc. Has been.
The location information server 300 is a computer, and is connected to the facsimile machine 932 and the telephone 931 via a cable, and is connected to the Internet 940 via a LAN 942 (local area network) and a gateway 941.
The location information system 100 also includes a location information terminal 200 connected to the location information server 300 via the Internet 940.
The location information terminal 200 has a communication device that performs wireless or wired communication, and receives GPS radio waves from the positioning satellite 400 and transmits / receives data to / from the location information server 300. The position information terminal 200 also includes a liquid crystal screen display device 901 and a keyboard 902 (ten keys, cross keys).

FIG. 7 is a diagram illustrating an example of hardware resources of the location information terminal 200 and the location information server 300 in the embodiment.
In FIG. 7, the location information terminal 200 and the location information server 300 include a CPU 911 (also referred to as a central processing unit, a central processing unit, a processing unit, an arithmetic unit, a microprocessor, a microcomputer, or a processor) that executes a program. ing. The CPU 911 is connected to the ROM 913, the RAM 914, the communication board 915, the display device 901, the keyboard 902, and the magnetic disk device 920 via the bus 912, and controls these hardware devices. The CPU 911 included in the position information server 300 is also connected to a mouse 903, FDD 904, CDD 905, printer device 906, scanner device 907, microphone 908, speaker 909, and database 910. Instead of the magnetic disk device 920, a storage device such as an optical disk device or a memory card read / write device may be used.
The RAM 914 is an example of a volatile memory. The storage media of the ROM 913, the FDD 904, the CDD 905, and the magnetic disk device 920 are an example of a nonvolatile memory. These are examples of a storage device, a storage device, or a storage unit.
The communication board 915, the keyboard 902, the scanner device 907, the FDD 904, and the like are examples of an input device, an input device, or an input unit.
The communication board 915, the display device 901, the printer device 906, and the like are examples of output devices, output devices, or output units.

The communication board 915 is connected to the facsimile machine 932, the telephone 931, the LAN 942, and the like. The communication board 915 is not limited to the LAN 942 and may be connected to the Internet 940, a WAN (wide area network) such as ISDN, or the like. When connected to a WAN such as the Internet 940 or ISDN, the gateway 941 is unnecessary.
The magnetic disk device 920 stores an OS 921 (operating system), a window system 922, a program group 923, and a file group 924. The programs in the program group 923 are executed by the CPU 911, the OS 921, and the window system 922.

The program group 923 stores programs for executing functions described as “˜unit” and “˜means” in the embodiment. The program is read and executed by the CPU 911.
In the file group 924, in the embodiment, results such as “determination result of”, “calculation result of”, “processing result of”, etc. when the functions of “˜part” and “˜means” are executed. Data, data to be passed between programs that execute the functions of "~ part" and "~ means", other information, data, signal values, variable values, and parameters are "~ file" and "~ database" items. Is remembered as The “˜file” and “˜database” are stored in a recording medium such as a disk or a memory. Information, data, signal values, variable values, and parameters stored in a storage medium such as a disk or memory are read out to the main memory or cache memory by the CPU 911 via a read / write circuit, and extracted, searched, referenced, compared, and calculated. Used for CPU operations such as calculation, processing, output, printing, and display. Information, data, signal values, variable values, and parameters are stored in the main memory, cache memory, and buffer memory during the CPU operations of extraction, search, reference, comparison, operation, calculation, processing, output, printing, display, and extraction. Temporarily stored.
In addition, arrows in the flowcharts described in the embodiments mainly indicate input / output of data and signals. The data and signal values are the RAM 914 memory, the FDD 904 flexible disk, the CDD 905 compact disk, and the magnetic disk device 920 magnetic field. It is recorded on a recording medium such as a disc, other optical discs, mini discs, DVD (Digital Versatile Disc). Data and signal values are transmitted online via a bus 912, signal lines, cables, or other transmission media.

  In addition, what is described as “˜unit” and “˜means” in the embodiments may be “˜circuit”, “˜apparatus”, “˜equipment”, “means”, and “˜step”. ”,“ ˜procedure ”, or“ ˜processing ”. That is, what is described as “˜unit” and “˜means” may be realized by firmware stored in the ROM 913. Alternatively, it may be implemented only by software, or only by hardware such as elements, devices, substrates, and wirings, by a combination of software and hardware, or by a combination of firmware. Firmware and software are stored as programs in a recording medium such as a magnetic disk, a flexible disk, an optical disk, a compact disk, a mini disk, and a DVD. The program is read by the CPU 911 and executed by the CPU 911. That is, the position information program causes the computer to function as “to part” and “to means”. Alternatively, the procedure or method of “˜unit” and “˜means” is executed by a computer.

  The present invention replaces the tourist guide information in the above embodiment with various city information, regional information, or information in various facilities, thereby guiding various information related not only to the tour guide but also to various positions. It can be used for various guidance systems. The present invention provides, for example, each room or each event booth (in the above embodiment) to a user who has a position information terminal 200 and moves in a passage in a building or event venue (corresponding to the road in the above embodiment). It can also be used to attract customers by providing information on sightseeing spots.

FIG. 2 is a functional block diagram of a location information terminal according to the first exemplary embodiment. 4 is a flowchart showing an operation of processing performed by the location information terminal according to the first exemplary embodiment. It is a display example of the display part in a map display step. FIG. 6 is a functional block diagram of a location information terminal according to a second exemplary embodiment. 10 is a flowchart illustrating an operation of processing performed by the location information terminal according to the second exemplary embodiment. It is a figure which shows an example of the external appearance of the position information system 100 in embodiment. It is a figure which shows an example of the hardware resource of the positional infomation terminal 200 and the positional infomation server 300 in embodiment.

Explanation of symbols

  100 location information system, 200 location information terminal, 210 map information storage unit, 211 sightseeing spot information storage unit, 220 road determination unit, 230 terminal position information processing unit, 231 terminal traveling direction determination unit, 240 terminal position approach determination unit, 250 Sightseeing spot popup information creation unit, 260 Map information / tourist information display processing unit, 261 display unit, 270 Sightseeing spot popup information reception unit, 271 Map information reception unit, 300 Location information server, 310 Information transmission / reception unit, 400 Positioning satellite, 410 High-precision positioning service server, 901 display device, 902 keyboard, 903 mouse, 904 FDD, 905 CDD, 906 printer device, 907 scanner device, 908 microphone, 909 speaker, 910 database, 911 CPU, 912 bar 913 ROM, 914 RAM, 915 communication board, 920 magnetic disk device, 921 OS, 922 window system, 923 program group, 924 file group, 931 telephone, 932 facsimile machine, 940 Internet, 941 gateway, 942 LAN.

Claims (16)

A terminal location information processing unit for acquiring the location of the location information terminal;
A road determination unit that extracts road information of the current position of the position information terminal from map information;
A terminal travel direction determination unit that calculates the travel direction of the location information terminal at the current time based on the history of the location of the location information terminal;
A terminal position approach determination unit that identifies a sightseeing spot that provides sightseeing information based on the current position of the position information terminal and a preset approach range;
A sightseeing spot pop-up information creation unit for creating sightseeing information in the vicinity of the current position of the location information terminal;
A location information terminal comprising a display unit that superimposes and displays the tourist information on map information. The terminal location approach determination unit identifies a tourist spot within a preset approach range from the current location of the location information terminal based on location information of a tourist spot stored in advance. Location information terminal. The terminal position approach determination unit identifies a tourist spot within an approach range along a branch road from a branch point of the branch road based on road information cut out by the road determination unit. Location information terminal. If the difference between the direction of travel of the location information terminal and the orientation of the branch direction of the nearby branch road is equal to or greater than a preset angle, the terminal position approach determination unit is located along the branch road and the location information terminal. The location information terminal according to claim 1, wherein a tourist spot within an approaching range from the location is specified. The terminal position approach determination unit specifies an approach prohibition point that is within a preset approach range from the current position of the position information terminal and is in the travel direction of the position information terminal calculated by the terminal travel direction determination unit,
5. The location information terminal according to claim 1, wherein the sightseeing spot pop-up information creation unit creates an access prohibition alert for an access prohibition point specified by the terminal location approach determination unit. A location information server connected to a location information terminal via a network,
An information receiving unit for receiving position information of the position information terminal;
A road determination unit that extracts road information of the position of the position information terminal from map information;
A terminal traveling direction determination unit that calculates the traveling direction of the location information terminal at the current time based on the location history of the location information terminal;
A terminal position approach determination unit that identifies a tourist spot that provides tourist information based on the current position of the position information terminal and a preset approach range;
A sightseeing spot pop-up information creating unit for creating sightseeing information in the vicinity of the current position of the location information terminal;
A location information server comprising: an information transmission unit that transmits the tourist information created by the tourist spot pop-up information creation unit to the location information terminal. The information receiving unit receives position information of the position information terminal from the position information terminal,
The tourist spot popup information creation unit creates tourist spot popup information that pops up the tourist information,
The location information server according to claim 6, wherein the information transmitting unit transmits the tourist spot pop-up information created by the tourist spot pop-up information creating unit. The terminal location approach determination unit of the location information server specifies a tourist spot within an approach range along the branch road from a branch point of the branch road based on the road information cut out by the road determination unit. The position information server according to claim 6. The terminal location approach determination unit of the location information server is
An access prohibition point that is within a preset approach range from the current position of the location information terminal and that is in the travel direction of the location information terminal calculated by the terminal travel direction determination unit;
9. The location information server according to claim 6, wherein the tourist spot pop-up information creation unit creates an access prohibition alert for an access prohibition point specified by the terminal location approach determination unit. A location information system in which a location information terminal and a location information server are connected via a network,
The location information server
An information receiving unit for receiving position information of the position information terminal;
A road determination unit that extracts road information of the position of the position information terminal from map information;
A terminal traveling direction determination unit that calculates the traveling direction of the location information terminal at the current time based on the location history of the location information terminal;
A terminal position approach determination unit that identifies a tourist spot that provides tourist information based on the current position of the position information terminal and a preset approach range;
A sightseeing spot pop-up information creating unit for creating sightseeing information in the vicinity of the current position of the location information terminal;
An information transmission unit that transmits the tourist information and map information created by the tourist spot pop-up information creation unit to the location information terminal;
The location information terminal
A map information receiving unit for receiving the map information transmitted by the information transmitting unit of the location information server;
A sightseeing spot pop-up information receiving unit for receiving the sightseeing information transmitted by the information transmitting unit of the location information server;
A position information system comprising: a display unit that displays the map information and the sightseeing information. The terminal location approach determination unit of the location information server is
An access prohibition point that is within a preset approach range from the current position of the location information terminal and that is in the travel direction of the location information terminal calculated by the terminal travel direction determination unit;
The tourist spot popup information creation unit
11. The position information system according to claim 10, wherein an access prohibition alert for an access prohibition point specified by the terminal position approach determination unit is created. A location information program that operates on a location information server connected to a location information terminal via a network,
A road determination step of extracting road information from map information;
A traveling direction determination step for calculating a traveling direction of the location information terminal;
A terminal approach determination step for identifying a tourist spot that provides tourist information based on the current position of the location information terminal and a preset approach range;
A terminal proximity information acquisition step of acquiring tourist information of the tourist spot identified in the terminal approach determination step from the tourist spot information storage unit;
Tourist spot pop-up information creating step for creating tourist information in the vicinity of the current position of the position information terminal;
A location information program that causes a computer to execute a sightseeing spot pop-up information display step for superimposing the sightseeing information on map information. The terminal approach determining step causes the computer to identify a tourist spot within a preset approach range from the current position of the position information terminal based on the prestored tourist spot position information. The position information program according to claim 12. The terminal approach determining step causes the computer to identify a tourist spot within an approaching range along the branch road from the branch point of the branch road based on the road information cut out in the road determination step. The position information program according to any one of claims 12 to 13. In the terminal approach determining step, when the difference between the heading direction of the position information terminal and the heading direction of the nearby branch road is equal to or larger than a preset angle, the position of the position information terminal is along the branch road. The position information program according to claim 12, wherein the computer is configured to identify a sightseeing spot within an approaching range from the computer. The terminal approach determining step specifies an approach prohibition point that is within a preset approach range from the current position of the position information terminal and is in the traveling direction of the position information terminal calculated in the traveling direction determining step,
16. The sightseeing spot pop-up information creation step causes the computer to create an access prohibition alert for the access prohibition point specified in the terminal approach determination step. Location information program.

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