JP2005227410A - Map display system, map display device, and map display method used for them - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a map display system for appropriately receiving navigation by making a map visible, while receiving information of appropriate amount with respect to the intention of content placing persons and users. <P>SOLUTION: A car navigation system 1 transmits information distribution request to an information server 2, regarding site information obtained from a GPS receiver and reduced scale of a map displayed on a display part as parameters. The information server 2 retrieves information in the vicinity of a site, based on the transmitted information and transmits the retrieved information to the car navigation system 1. The car navigation system 1 stores the received information to a storing part for a fixed time, selects the contents of a display level in accordance with a current scale from among the stored contents to be displayed to the display part, and transmits ID of the contents to an accounting management server 3. <P>COPYRIGHT: (C)2005,JPO&NCIPI

Description

  The present invention relates to a map display system, a map display device, and a map display method used therefor, and more particularly to a map display device such as a navigation device that displays and guides road information to a designated point.

  In recent years, with the improvement in the performance of information processing devices including personal computers, the performance of map display devices such as car navigation devices has been improving year by year. Some display marks (so-called landmarks) are displayed to improve convenience (for example, see Patent Document 1).

  Further, the above map display device provides a map image in which peripheral information can be easily grasped by changing the scale of the map according to the number of landmarks on the displayed map ( For example, there is a technique (see Patent Document 3, for example) that prevents the original map display from being difficult to see when displaying landmarks.

JP 2002-131070 A JP 2003-114615 A JP-A-10-153449

  In the conventional map display device described above, there is a problem that the original road information on the map becomes invisible when a lot of contents such as store information and landmark information displayed on the map are displayed. Even if the contents are displayed by thinning, there is a problem that the intentions of the content publishers and users are not always met.

  Therefore, an object of the present invention is to solve the above-mentioned problems, and can visually recognize a map while receiving an appropriate amount of information with respect to the intention of the content publisher or user, and can receive navigation appropriately. An object of the present invention is to provide a map display system, a map display device, and a map display method used therefor.

  A map display system according to the present invention is a map display system that displays map information stored as electronic data on a display screen of a display device, each of which includes position information, display information, and a display level based on the scale of the map information. Storage means for storing a plurality of additional display information including at least a first specifying means for specifying a map range to be displayed on the display screen, and a second for specifying a position on the map to be displayed on the display screen. And a selection means for selecting the additional display information based on the map range designated by the first designation means.

  A map display device according to the present invention is a map display device that displays map information stored as electronic data on a display screen, each including at least position information, display information, and a display level based on the scale of the map information. Storage means for storing a plurality of additional display information, first specifying means for specifying a map range to be displayed on the display screen, and second specifying means for specifying a position on the map to be displayed on the display screen And selection means for selecting the additional display information based on the map range designated by the first designation means.

  The map display method according to the present invention is a map display system that displays map information stored as electronic data on a display screen of a display device, and each of the position information, the display information, and the map information is displayed on the display device side. A first step of storing a plurality of additional display information including at least a display level based on a scale; a second step of designating a map range to be displayed on the display screen; and a map to be displayed on the display screen. And a fourth step of selecting the additional display information based on the map range specified in the second step.

  That is, the map display system of the present invention provides a system for controlling display so that the map itself is not made invisible because of additional information on the map even when the scale of the map is changed.

  In the map display system of the present invention, when an information registrant registers content to be displayed on the navigation device, in addition to the content display name and detailed information, a display level corresponding to the content publication fee is also registered. On the side, the content to be displayed is determined based on the relationship between the display level and the scale of the map so that the map is not filled with the content display.

  In addition, the map display system of the present invention has a mechanism for making an additional charge for the content placement fee or partially refunding the content placement fee based on the degree of access to the detailed information for each content.

  As a result, in the map display system of the present invention, the user of the navigation device does not see more information than necessary on the screen of the navigation device and the road map itself cannot be seen, and can perceive an appropriate amount of information. Accordingly, the map can be visually recognized, and navigation can be appropriately received.

  Further, the content publisher pays the publication fee according to the degree of exposure of information to the navigation user and the degree of access to the detailed information, and can take an appropriate payment form.

  With the configuration and operation as described below, the present invention can visually recognize a map while receiving an appropriate amount of information with respect to the intention of the content publisher or user, and receive navigation appropriately. The effect that it can be obtained.

  Next, embodiments of the present invention will be described with reference to the drawings. FIG. 1 is a block diagram showing a configuration of a map display system according to an embodiment of the present invention. In FIG. 1, a map display system according to an embodiment of the present invention is configured by connecting a car navigation device 1, an information server 2, a charge management server 3, and an information registration terminal 4 to the Internet 100, respectively. .

  The car navigation device 1 can display information registered in the information server 2 together with the map information via the Internet 100. Content information is registered in the information server 2, and the charge management server 3 manages charge of information displayed on the car navigation device 1. The information registration terminal 4 is a terminal for the content publisher to register information in the information server. The information server 2 and the charge management server 3 can also be configured by physically the same server device.

  FIG. 2 is a block diagram showing a configuration of the car navigation device 1 of FIG. In FIG. 2, a car navigation apparatus 1 includes a CPU (Central Processing Unit) 11, a display unit 12, an operation unit 13, a communication unit 14, a GPS (Global Positioning System) receiver 15, and a RAM (Random Access Memory). 16, a storage unit 17, and a self-contained navigation sensor 18.

  FIG. 3 is a block diagram showing the configuration of the information registration terminal 4 of FIG. In FIG. 3, the information registration terminal 4 includes a CPU 41, a display unit 42, an operation unit 43, a communication unit 44, a RAM 45, and a storage unit 46.

  FIG. 4 is a diagram showing a format of content distributed from the information server 2 of FIG. 1 to the car navigation device 1. In FIG. 4, the content is a content ID (identification information) for specifying the content, a displayable level for determining the display level according to the scale of the map displayed on the car navigation device 1, and the content. Is displayed on the map, and detailed information to be displayed when the user selects content.

  FIG. 5 is a diagram showing a data format when the information server 2 and the charge management server 3 of FIG. 1 are configured by the same server device. In FIG. 5, the data is a content ID for specifying the content, a displayable level for determining the display level according to the scale of the map displayed on the car navigation device 1, and the content on the map. The display name used when the user selects the content, the detailed information to be displayed when the user selects the content, the display number indicating the number of times the user actually displayed the car navigation device 1, and the number of times the detailed information is accessed It consists of detailed access count.

  FIG. 6 is a sequence chart showing a content registration operation according to an embodiment of the present invention, FIG. 7 is a sequence chart showing a content display operation according to an embodiment of the present invention, and FIG. 8 is an embodiment of the present invention. It is a sequence chart which shows the update operation | movement of the display content by an example. The operation of the map display system according to one embodiment of the present invention will be described with reference to FIGS.

  First, a content registration operation according to an embodiment of the present invention will be described. The information registration terminal 4 transmits and registers the display name, detailed information, current location information, and display level on the map to the information server 2 (a1 in FIG. 6). The information server 2 registers the information received from the information registration terminal 4 in a database (DB) (not shown) (a2 in FIG. 6).

  The information server 2 transmits information registration completion to the database to the information registration terminal 4 (a3 in FIG. 6), and the information registration terminal 4 registers information in the information server 2 on the display unit 42. Is displayed (a4 in FIG. 6). Further, information corresponding to the data registered in the information server 2 is generated and stored in the charge management server 3 (a5 in FIG. 6).

  Next, a content display operation according to an embodiment of the present invention will be described. The car navigation device 1 transmits an information distribution request to the information server 2 using the current location information obtained from the GPS receiver 15 and the scale of the map displayed on the car navigation device 1 as parameters (b1 in FIG. 7).

  The information server 2 searches for information around the current location (information registered at a display level that can be displayed by the car navigation device 1) based on the information transmitted from the car navigation device 1 (b2 in FIG. 7). The transmitted information is transmitted to the car navigation device 1 (b3 in FIG. 7).

  In addition, the map range displayed in the car navigation apparatus 1 includes position designation and scale designation, and the content and its detailed information are selected according to the map range to be displayed. The content and its detailed information can also be selected according to the display genre selected by the user of the car navigation device 1 (for example, the genre such as sightseeing, meal, lodging, entertainment, etc.).

  The car navigation device 1 accumulates the information received from the information server 2 in the storage unit 17 in the car navigation device 1 for a predetermined time (b4 in FIG. 7). The car navigation device 1 selects the content at the display level corresponding to the current scale from the content stored in the storage unit 17 and displays it on the screen of the display unit 12 (b5 in FIG. 7).

  Here, the information accumulated in the storage unit 17 in the car navigation device 1 for a certain period of time can be a part or all of a wider range of map information and detailed information including the above map range. Information stored in the storage unit 17 for a certain period of time can be prefetched from the information server 2 according to a route preset by the user.

  When part or all of the map information and detailed information is pre-read from the information server 2, the car navigation device 1 is based on the current location information obtained from the GPS receiver 15 or based on location information specified by the user. It is also possible to display the map information and the detailed information without performing communication.

  The car navigation device 1 transmits the ID of the content displayed on the display unit 12 to the charge management server 3 (b6 in FIG. 7). The accounting management server 3 registers the display state in the database on the assumption that the content is displayed (b7 in FIG. 7). That is, the billing management server 3 increases the count of the number of display times of the data format (see FIG. 5) by one.

  Furthermore, the display content update operation according to an embodiment of the present invention will be described. When the car navigation device 1 detects that the scale of the map displayed on the display unit 12 has been changed to a larger scale (to a more detailed map) (c1 in FIG. 8), the registration information currently held An information distribution request is transmitted to the information server 2 using the ID set and scale as parameters (c3 in FIG. 8).

  Based on the information transmitted from the car navigation device 1, the information server 2 searches for information around the current location (information in that area at a level that can be displayed by the car navigation device 1) (c4 in FIG. 8). The transmitted information is transmitted to the car navigation device 1 (c5 in FIG. 8).

  The car navigation device 1 stores the information transmitted from the information server 2 in the storage unit 17, and selects the content that can be displayed at the current map scale from the stored content, and displays it on the screen of the display unit 12. It is displayed (c7 in FIG. 8).

  Further, when the car navigation device 1 detects that the scale of the map displayed on the display unit 12 has been changed to a smaller one (to a rough map) (c1 in FIG. 8), the car navigation device 1 accumulates in the storage unit 17. Content that can be displayed is searched from the content (c2 in FIG. 8), and the corresponding content (content that can be displayed by changing the scale from the search result) is displayed on the screen of the display unit 12. (C6 in FIG. 8).

  The car navigation device 1 transmits the ID of the content displayed on the display unit 12 to the charge management server 3 (c8 in FIG. 8). The accounting management server 3 registers the display state in the database, assuming that the content is displayed (c9 in FIG. 8). That is, the billing management server 3 increases the count of the number of display times of the data format (see FIG. 5) by one.

  FIG. 9 is a sequence chart showing a detailed information display operation according to an embodiment of the present invention. Detailed information display operation according to an embodiment of the present invention will be described with reference to FIGS. 1 to 5 and FIG. 9.

  In the car navigation device 1, when the content information displayed on the display unit 12 is selected by the input of the operation unit 13 (d1 in FIG. 9), the detailed information of the selected information is displayed on the display unit 12 (FIG. 9). 9 d2).

  Further, the car navigation device 1 notifies the charge management server 3 that the detailed information of the corresponding content is displayed together with the content ID (d3 in FIG. 9). The accounting management server 3 increments the count of the number of detailed accesses (see FIG. 5) of the data format by 1 assuming that the detailed information of the content is displayed on the car navigation device 1 (d4 in FIG. 9).

  FIG. 10 is a flowchart showing the recalculation operation of the charging status by the charging management server 3 of FIG. The charging status recalculation operation by the charging management server 3 will be described with reference to FIGS.

  The charge management server 3 checks whether or not the number of detailed accesses exceeds a certain threshold in the database (steps S1 and S2 in FIG. 10). When the charge management server 3 exceeds a certain threshold value, the charge management server 3 performs a process of charging the information registration terminal 4 for an additional placement fee for the actual record (step S3 in FIG. 10).

  When the number of detailed accesses does not exceed a certain threshold and the number of display times does not exceed a certain threshold (step S4 in FIG. 10), the charge management server 3 A part of the expense paid as the publication fee is refunded (step S5 in FIG. 10).

  If the detailed access count does not exceed a certain threshold value and the display count exceeds a certain threshold value (step S4 in FIG. 10), the accounting management server 3 ends the process without performing the settlement process.

  As described above, in this embodiment, the user of the car navigation device 1 does not display information more than necessary on the screen of the display unit 12 so that the road map itself cannot be seen. The map can be viewed while giving and receiving, and navigation can be received appropriately.

  Further, in this embodiment, the content publisher pays the publication fee according to the degree of information exposure to the car navigation user and the degree of access to the detailed information, and an appropriate payment form can be taken. . In this case, the content display level can be determined according to the publication fee.

  FIG. 11 is a diagram showing a format of data managed by the charge management server 3 when the information server 2 and the charge management server 3 of FIG. 1 have different configurations. In FIG. 11, the data includes a content ID for specifying the content, a display count indicating the number of times the car navigation device 1 is actually displayed, and details indicating the number of times the car navigation device 1 has actually accessed the detailed information. And the number of accesses. Even in such a data format, the various operations described above can be performed.

  In the present embodiment, the car navigation apparatus 1 has been described. However, other navigation, such as a mobile phone, a PDA (Personal Digital Assistant), a mobile notebook PC (personal computer), a fixed desktop used. The present invention is also applicable to navigation performed on a type PC, notebook type PC, or the like.

  In the case of a mobile phone, the current location information can be acquired not only by GPS but also by other methods (for example, a method for specifying the current location based on the location information of the wireless base station), and is used fixedly. In the case of a desktop PC or a notebook PC, navigation can be performed based on position information designated by the user without acquiring current location information.

  Furthermore, in this embodiment, the display of detailed information is described. Based on the detailed information, a discount voucher (provided a specific product at a specific price when used or discounted from the total amount) It is also possible to issue a coupon).

  In this case, in addition to the content display count and the detailed access count counted by the billing management server 3, the number of coupons issued can also be counted. The number of times the above content is displayed, the number of detailed accesses, and the number of coupons issued can be viewed by the publisher or displayed on the display screen. It is also possible for the user to determine the display level of the content and the advertisement fee. In the car navigation device 1, it is also possible to control the display level to fluctuate up and down based on the count value.

  INDUSTRIAL APPLICABILITY The present invention can be applied not only to a car navigation device but also to a navigation method mounted on a mobile phone or a method for performing navigation with a game on a PC, and a mobile terminal device such as a mobile phone or a PDA. It is also applicable to.

It is a block diagram which shows the structure of the map display system by one Example of this invention. It is a block diagram which shows the structure of the car navigation apparatus of FIG. It is a block diagram which shows the structure of the information registration terminal of FIG. It is a figure which shows the format of the content delivered to the car navigation apparatus from the information server of FIG. It is a figure which shows the format of data when the information server of FIG. 1 and a charge management server are comprised by the same server apparatus. It is a sequence chart which shows the registration operation | movement of the content by one Example of this invention. It is a sequence chart which shows the display operation | movement of the content by one Example of this invention. It is a sequence chart which shows the update operation | movement of the display content by one Example of this invention. It is a sequence chart which shows the display operation | movement of the detailed information by one Example of this invention. 7 is a flowchart showing a recalculation operation of a billing status by the billing management server of FIG. It is a figure which shows the format of the data managed by a charge management server when the information server of FIG. 1 and a charge management server take separate structures.

Explanation of symbols

1 Car navigation system
2 Information server
3 Billing management server
4 Information registration terminal 11, 41 CPU
12, 42 Display unit 13, 43 Operation unit 14, 44 Communication unit 15 GPS receiver 16, 45 RAM
17, 46 Memory 18 Sensor for autonomous navigation 100 Internet

Claims (58)

  A map display system for displaying map information stored as electronic data on a display screen of a display device, each of which includes a plurality of additional display information including at least position information, display information, and a display level based on the scale of the map information Storage means for storing, first specifying means for specifying a map range to be displayed on the display screen, second specifying means for specifying a position on the map to be displayed on the display screen, and the first A map display system comprising: a selection unit configured to select the additional display information based on the map range designated by the designation unit.   2. The map display system according to claim 1, wherein the selection means selects the additional display information based on both the display level and a display genre indicating a type of the additional display information designated from outside. The display device includes means for detecting a current position of the display device,
3. The map display system according to claim 1, wherein the second designating unit designates a position on the map based on the detected current position.   The map display system according to any one of claims 1 to 3, wherein the display level is determined according to a publication fee of the additional display information.   The map according to any one of claims 1 to 4, wherein the display device includes means for acquiring at least a part of the map information and the additional display information from a network to which the display device is connectable. Display system.   The map display system according to claim 5, further comprising a distribution device connected to the network and storing at least a part of the map information and the additional display information. Means for prefetching at least a part of the map information in a wider range including the map range and the additional display information corresponding to the map information from the distribution device via the network;
The display device displays the map information and the additional display information on the display screen in accordance with a change in a position on the map displayed on the display screen in a state where the display device is not connected to the network. The map display system according to claim 6. Means for detecting the direction of movement of the display device in the display device;
The display device pre-reads at least a part of the map information and the additional display information from the distribution device via the network according to the direction of movement, and displays the map information and the additional display information on the display screen in an unconnected state to the network. The map display system according to claim 6, wherein the map information and the additional display information are displayed on the display screen according to a change in a position on the map to be displayed. Means for temporarily holding at least part of the map information and the additional display information acquired via the network in the display device;
The display device displays the map information and the additional display information on the display screen in a state in which the map information and the additional display information are not connected to the network when the map information and the additional display information in a range to be displayed on the display screen are held. The map display system according to any one of claims 5 to 8, wherein the map display system displays the map.   The map display system according to any one of claims 5 to 9, wherein the additional display information includes detailed display information that is displayed only when a user instructs display.   The map display system according to any one of claims 1 to 10, wherein a coupon ticket indicating a charge discount corresponding to the additional display information is issued based on the additional display information.   A charge management device that counts at least one of the number of times the additional display information is displayed on the map, the number of times the detailed display information is displayed on the map, and the number of times the coupon is issued. The map display system according to claim 11, further comprising:   13. The map display system according to claim 12, wherein information indicating a counting result of the charge management apparatus is displayed on the map in association with the additional display information.   The map display system according to any one of claims 6 to 13, further comprising a registration device that registers the additional display information in the distribution device via the network.   The map display system according to any one of claims 12 to 14, wherein a count result of the charge management device is notified to a publisher of the additional display information.   The map display system according to any one of claims 4 to 15, wherein a publisher of the additional display information determines one of the display level and the publication fee.   The map display system according to any one of claims 12 to 16, wherein the display level is varied up and down based on a counting result of the charge management device.   The map display system according to any one of claims 12 to 17, wherein a charge to the publisher is increased or decreased based on a counting result of the charge management device.   The map display system according to any one of claims 1 to 18, wherein the display device is a navigation device including at least a car navigation device.   The map display system according to any one of claims 1 to 18, wherein the display device is a mobile terminal device including at least a mobile phone.   The map display system according to any one of claims 1 to 18, wherein the display device is an information processing device that can be connected to at least the Internet.   A map display device that displays map information stored as electronic data on a display screen, and stores a plurality of additional display information each including at least position information, display information, and a display level based on a scale of the map information. Storage means; first designation means for designating a map range to be displayed on the display screen; second designation means for designating a position on the map to be displayed on the display screen; and the first designation means. And a selection means for selecting the additional display information on the basis of the map range specified in (1).   23. The map display device according to claim 22, wherein the selecting means selects the additional display information based on both the display level and a display genre indicating a type of the additional display information designated from outside. Means for detecting the current position of the device itself,
24. The map display device according to claim 22 or 23, wherein the second designation means designates a position on the map based on the detected current position.   The map display device according to any one of claims 22 to 24, wherein the display level is determined according to a publication fee of the additional display information.   26. The map display device according to claim 22, further comprising means for acquiring at least a part of the map information and the additional display information from a network to which the device can be connected.   From the distribution device connected to the network and storing at least a part of the map information and the additional display information, the map information in a wider range including the map range and at least a part of the additional display information corresponding thereto Including pre-reading means, and displaying the map information and the additional display information on the display screen in response to a change in a position on the map displayed on the display screen in a state where the network is not connected. 27. The map display device according to claim 26.   Means for detecting the direction of movement of the device itself, prefetching at least part of the map information and the additional display information from the distribution device via the network according to the direction of movement, and not connected to the network 27. The map display device according to claim 26, wherein in the state, the map information and the additional display information are displayed on the display screen in accordance with a change in a position on the map displayed on the display screen.   Means for temporarily holding at least part of the map information and the additional display information acquired via the network, wherein the map information and the additional display information in a range to be displayed on the display screen are held; 29. The map display device according to claim 26, wherein the map information and the additional display information are displayed on the display screen when not connected to the network.   30. The map display device according to claim 26, wherein the additional display information includes detailed display information that is displayed only when a user instructs display.   The map display device according to any one of claims 22 to 30, wherein a coupon ticket issued based on the additional display information and indicating a fee discount corresponding to the additional display information is displayed.   An accounting management apparatus that counts at least one of the number of times the additional display information is displayed on the map, the number of times the detailed display information is displayed on the map, and the number of times the coupon is issued. 32. The map display device according to claim 31, wherein the counting result can be displayed freely.   33. The map display device according to claim 32, wherein information indicating a counting result of the charge management device is displayed on the map in association with the additional display information.   34. The map display device according to any one of claims 25 to 33, wherein a publisher of the additional display information determines either the display level or the publication fee.   The map display device according to any one of claims 32 to 34, wherein the display level is varied up and down based on a counting result of the charge management device.   The map display device according to any one of claims 22 to 35, wherein the map display device is a navigation device including at least a car navigation device.   36. The map display device according to any one of claims 22 to 35, wherein the map display device is a mobile terminal device including at least a mobile phone.   36. The map display device according to any one of claims 22 to 35, wherein the map display device is an information processing device capable of connecting to at least the Internet.   A map display system for displaying map information stored as electronic data on a display screen of a display device, wherein at least a display level based on the position information, display information, and scale of the map information is provided on the display device side. A first step of storing a plurality of additional display information, a second step of designating a map range to be displayed on the display screen, and a third step of designating a position on the map to be displayed on the display screen. A map display method comprising: a step; and a fourth step of selecting the additional display information based on the map range specified in the second step.   40. The map display according to claim 39, wherein the fourth step selects the additional display information based on both the display level and a display genre indicating a type of the additional display information designated from outside. Method. Detecting the current position of the display device on the display device side;
41. The map display method according to claim 39 or 40, wherein said third step designates a position on said map based on the detected current position.   The map display method according to any one of claims 39 to 41, wherein the display level is determined according to a publication fee of the additional display information.   43. The method according to claim 39, further comprising: obtaining at least a part of the map information and the additional display information from a network to which the display device is connectable on the display device side. Map display method.   On the display device side, the map information in a wider range including the map range from the distribution device connected to the network and storing at least part of the map information and the additional display information, and the additional display corresponding thereto 44. The map display method according to claim 43, further comprising a step of prefetching at least part of the information.   The display device displays the map information and the additional display information on the display screen according to a change in a position on the map displayed on the display screen in a state where the display device is not connected to the network. 45. A map display method according to claim 44. Detecting a direction of movement of the display device on the display device side;
The display device pre-reads at least a part of the map information and the additional display information from the distribution device via the network according to the direction of movement, and displays the map information and the additional display information on the display screen when not connected to the network. 45. The map display method according to claim 44, wherein the map information and the additional display information are displayed on the display screen according to a change in position on the map. Temporarily holding at least a part of the map information and the additional display information acquired via the network on the display device side;
The map information and the additional display information are displayed on the display screen when not connected to the network when the map information and the additional display information of the range displayed on the display screen by the display device are held. 47. The map display method according to any one of claims 43 to 46, wherein:   48. The map display method according to claim 43, wherein the additional display information includes detailed display information that is displayed only when a user instructs display.   The map display method according to any one of claims 39 to 48, wherein a coupon voucher indicating a fee discount corresponding to the additional display information is issued based on the additional display information.   An accounting management apparatus that counts at least one of the number of times the additional display information is displayed on the map, the number of times the detailed display information is displayed on the map, and the number of times the coupon is issued. 50. The map display method according to claim 49, wherein information indicating a counting result is displayed on the map in association with the additional display information.   51. The map display method according to claim 44, wherein the additional display information is registered from the registration device to the distribution device via the network.   52. The map display method according to claim 50 or 51, wherein the accounting result of the charge management device is notified to a publisher of the additional display information.   53. The map display method according to claim 42, wherein a publisher of the additional display information determines either the display level or the publication fee.   54. The map display method according to claim 50, wherein the display level is varied up and down based on a counting result of the charge management device.   55. The map display method according to any one of claims 50 to 54, wherein charging to the publisher is increased or decreased based on a counting result of the charging management apparatus.   The map display method according to any one of claims 39 to 55, wherein the display device is a navigation device including at least a car navigation device.   The map display method according to any one of claims 39 to 55, wherein the display device is a mobile terminal device including at least a mobile phone. The map display method according to any one of claims 39 to 55, wherein the display device is an information processing device capable of connecting to at least the Internet.

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