JP3319702B2 - Traffic information providing system - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a traffic information providing system for efficiently providing a driver with information on traffic, in particular, a sudden event such as a traffic accident or disaster on a road or information on traffic regulation due to the event. .

[0002]

2. Description of the Related Art Conventional technologies for providing traffic information to drivers include VICS (Vehicle Information and Communi).
There is a system called cation system). This involves inputting information from a vehicle detector installed on the road and a reported sudden event to a central device such as a traffic control center, and distributing the input data to a communication device installed on the road called a beacon. This is a traffic information providing system that transmits data from beacons to a car navigation device and displays the data on a monitor of the car navigation device to inform the driver.

[0003]

According to the above prior art, when a central device such as a traffic control center distributes vehicle sensor information or traffic information such as a reported sudden event to a beacon, an operator is preset. One of the beacons to be delivered is selected from the beacon group and the traffic information is set to be input and delivered. Therefore, the operator has to input a large amount of work and cannot easily and quickly set a beacon to be delivered. As a result, a large time delay occurs in providing traffic information in which real-time property is regarded as important, and the freshness of the provided information is reduced. In addition, in the above-described conventional technology, the traffic information is simply distributed to all of the preset beacons in order not to impair the real-time property of the traffic information, and the traffic information is distributed flexibly according to the type of input information. The beacon to be selected cannot be selected. That is, since the range in which the traffic information is provided cannot be selected, there is a high possibility that some drivers receive unnecessary data or that the driver cannot receive necessary data.

Accordingly, the present invention provides a traffic information providing system for easily and quickly providing information on traffic, particularly traffic information such as traffic restrictions on roads caused by traffic accidents and disasters, and efficiently according to the type of the traffic information. It is intended to provide.

[0005]

As means for solving the above problems, a traffic information providing system according to the present invention comprises a display means for displaying a map of a jurisdiction area, and a designation of an area on the map displayed on the display means. Area receiving means for receiving traffic information, a provision range setting means for extracting a road communication device existing in an area received by the region reception means as a road communication device to provide traffic information, and an extraction by the provision range setting means Transmission means for transmitting traffic information to the roadside communication device.

[0006] In addition, information on events requiring traffic regulation (hereinafter referred to as traffic event information) is transmitted to an on-vehicle device mounted on a vehicle via a road communication device installed on the road. In the information providing system, display means for displaying a map of the jurisdiction area, event setting means for receiving the type of event and the location where the event occurred, and area receiving means for receiving designation of an area on the map displayed on the display means Providing a road communication device which extracts a road communication device present in an area received by the region receiving means as a road communication device to which information relating to the type of event set by the event setting means and the event occurrence location is to be provided; Setting means for transmitting, to the on-road communication device extracted by the provision range setting means, information on the type of the event and the location where the event occurs; And the step may also have.

[0007] Further, a traffic information providing system for transmitting information on enforced traffic regulations (hereinafter referred to as traffic regulation information) to a vehicle-mounted device mounted on a vehicle via a road communication device installed on a road. A display means for displaying a map of a jurisdiction area; a regulation item setting means for receiving a type and an enforcement place of traffic regulation; an area receiving means for receiving designation of an area on a map displayed on the display means; A provision range setting unit that extracts a road communication device existing in the area received by the reception unit as a road communication device to provide information on the type and enforcement place of the traffic regulation set by the restriction item setting unit, To the on-road communication device extracted by the provision range setting means, a transmission for transmitting information on the type and the enforcement place of the traffic regulation is transmitted. And means may also have.

Further, information on events requiring traffic regulation (hereinafter referred to as traffic event information) and information on enforced traffic regulations (hereinafter referred to as traffic regulation information) are installed on the road. In a traffic information providing system for transmitting to a vehicle-mounted device mounted on a vehicle via a roadside communication device, a display means for displaying a map of a jurisdiction area, an event setting means for receiving the type and location of an event, A restriction item setting means for receiving the type and the enforcement place, a receiving means for receiving designation of an area on the map displayed on the display means, and a road communication device existing in the area received by the area receiving means, The information on the type and location of the event and the information on the type and enforcement location of the traffic regulation are extracted as on-road communication devices to be provided. A transmission range transmitting means for transmitting information on the type and location of the event and information on the type and location of the traffic regulation to the on-road communication device extracted by the provision range setting means. Means.

[0009]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Specific examples are shown below.

FIG. 1 is a block diagram showing an embodiment of a traffic information providing system according to the present invention, and the description will be made with reference to FIG.

The traffic information providing system of the present invention comprises a traffic control center 10, a communication device 105, a beacon 11, and a vehicle 12 equipped with an on-vehicle device. The functions and processes of each will be described below.

Reference numeral 10 denotes a traffic control center, which manages and controls the road network collectively for each region such as each prefecture. The traffic control center 10 receives traffic information from various vehicle detectors installed on the roads under its jurisdiction online, or receives information on sudden events such as traffic accidents and traffic restrictions due to disasters from civilians and police officers. Understand the road conditions by receiving it. The obtained information such as online traffic information, incidental event information, or a message from the control center is transmitted to the communication device 105.
To the beacon 11 in the jurisdiction over the area.

Reference numeral 11 denotes a beacon, which transmits information transmitted from the traffic control center 10 via the communication device 105 to a vehicle 12 equipped with a vehicle-mounted device. The beacon is installed on the road, the communication device 105 connected to the traffic control center 10 communicates with the beacon 11 by wire, and the vehicle 1 equipped with the beacon 11 and the on-vehicle device
2 communicates wirelessly. Wireless communication media include those using light and those using radio waves. As for the communication between the beacon 11 and the vehicle 12 equipped with the in-vehicle device, there is a two-way communication system in which the one-way communication from the beacon 11 to the vehicle 12 equipped with the in-vehicle device is possible. In the case of the traffic information providing system of the present invention, either may be used.

Reference numeral 12 denotes a vehicle equipped with a vehicle-mounted device. The in-vehicle device includes a receiver for receiving traffic information from the beacon 11, a road map database, a data processing device for processing the received information in units of road map data, and a monitor for displaying the received information. Is generally called an in-vehicle navigation device. As an alternative device to the monitor, a speaker that converts received information into audio information and outputs the audio information may be used. In the case of bidirectional communication with the beacon 11, it is necessary to provide a transmitter for transmitting own vehicle information such as own vehicle ID and destination to the beacon 11, but the traffic information providing system of the present invention does not necessarily have to have a transmitter. Since there is no need for two-way communication, the transmitter may or may not be provided.

The traffic control center 10 includes an event receiving unit 100, an event setting unit 101, a regulation setting unit 102, an information provision range setting unit 103, and an information registration unit 10 as shown in FIG.
4 The information providing range setting unit 103 includes a providing range setting method selecting unit 1030 and a providing range setting unit 1031. The provision range setting unit 1031 is connected to a database (D / B) 10311 that stores map data and the like. The traffic control center 10 is connected with an input device 106, a display device 107, and a communication device 105. The functions and processes related to each means will be described below.

The event receiving section 100 receives traffic information from various vehicle detectors installed on the road under the control of the traffic control center 10 online, or receives an unexpected event such as a traffic accident or traffic regulation due to a disaster. They are receiving information from civilians and police officers over the phone, wirelessly, or online. In some cases, traffic information and unexpected event information in other areas not controlled by the traffic control center 10 may be received online from another traffic control center.

The event setting section 101 is a means for setting the type and location of the event based on the information received by the event receiving section 100.

The regulation item setting unit 102 is provided with the event receiving unit 10
This is a means for setting a traffic regulation item and a regulation place that were enforced due to the occurrence of an event, based on the information received at 0.

The information provision range setting unit 103 includes a provision range setting method selection unit 1030 and a provision range setting unit 1031, and transmits information set by the event setting unit 101 and the restriction item setting unit 102 to any beacon on the road network. This is a means for determining whether to do so.

The provision range setting method selection unit 1030 is means for selecting a provision range setting method.

The provision range setting unit 1031 sets a beacon to which the information set by the event setting unit 101 or the restriction item setting unit 102 is to be transmitted, based on the setting method selected by the provision range setting method selection unit 1030. By the way.

The information registration unit 104 is to register the items set by the event setting unit 101 and the regulation item setting unit 102 in pairs with the beacons set by the provision range setting unit 1031.

The input device 106 inputs an instruction from an operator. For example, it is an input device associated with display for inputting a button instruction displayed as shown in FIG.
The button is a function key displayed on the screen by software, and when the button is touched by the operator, the touched address is recognized and what instruction is input is determined. Note that the button may be configured by hardware.

The display device 107 displays a screen for prompting an operator for an instruction. The communication device 105 is a modem or a terminal adapter that distributes the content registered in the information registration unit 104 for each corresponding beacon 11.

Next, the flow of processing in the traffic control center 10 will be described with reference to the flowchart shown in FIG.

In the traffic control center 10, the type and location of an event are set by the operator using the event setting unit 101 based on the information received by the event receiving unit 100 (step S10). ).

Then, it is determined whether the type of the set event and the place of occurrence are OK based on whether or not the registration button displayed on the screen of the display device 107 is pressed by the operator (step S20). When the button is depressed by the operator and it is confirmed that the operation is OK, the operator uses the restriction item setting unit 102 to set a traffic restriction item and a restriction place enforced due to the occurrence of the event (step S30). ). Step S20
And the registration button has not been pressed by the operator,
If it is not confirmed that it is OK, step S1
Return to 0.

From step S30, the process proceeds to step S40, where it is determined whether the set traffic regulation item and the regulation place are OK based on whether or not the registration button displayed on the screen of the display device 107 is pressed by the operator. A determination is made (step S40). When the registration button is pressed by the operator and it is confirmed that the registration is OK, the event setting unit 10
The provision range setting method for determining which beacon of the road network is to be used for transmitting the information set by the control item setting unit 102 and the regulation item setting unit 102 is set by the operator using the provision range setting method selection unit 1030 (step S50). In step S40, if the registration button has not been pressed by the operator and it is not confirmed that the registration is OK, the process returns to step S30.

From step S50, the process proceeds to step S60. Based on the setting method selected by the provision range setting method selection unit 1030, the event setting unit 101 and the regulation item setting unit are operated by the operator using the provision range setting unit 1031. A beacon to which the information set in step 102 is transmitted is set.

Next, the process proceeds to step S 70, at which the user selects whether to add or delete the provision range, whether the provision range is OK, an add button displayed on the screen of the display device 107, a delete button,
The determination is made based on whether or not the registration button has been pressed by the operator. When the operator presses the add button and determines that the provision range is to be added, the process returns to step S50.
If it is determined in step S70 that the delete button is pressed by the operator and the provision range is to be deleted, the process proceeds to step S100, in which a beacon that does not provide information is transmitted.
After deleting one by one by the operation of the operator, the process returns to step S70. In step S70, when the registration button is pressed by the operator and the provision range is determined to be OK, the process proceeds to step S80.

In step S80, information about the set event and regulation is paired with a beacon in the set provision range by the information registration unit 104, and the process proceeds to step S90. In step S90, information on the set event and regulation is distributed to the paired registered beacons, and the process ends.

Here, the traffic control center 10 and the input device 106 connected to the traffic control center 10,
FIG. 3 is a configuration diagram of hardware constituting a system including the display device 107 and the communication device 105.

In FIG. 3, a central processing unit 201 and
The storage device 202 is connected to the external storage device 204 via the I / F 203 to configure the traffic control center 10. Further, the traffic control center 10 has an I / F2
The communication device 105, the input device 106, and the display device 107 are connected to each other via the external device 03.

The central processing unit 201 controls the entire system by performing calculations such as addition, subtraction, multiplication, division, and comparison of magnitude, and decoding and executing a program. The storage device 202 stores and holds data and programs. The I / F 203 is a device that controls an interface. The external storage device 204 is a storage medium such as a magnetic tape and a magnetic disk. Communication device 1
05 performs communication between the system and the outside. Input device 1
Reference numeral 06 denotes a device for taking data into the system. There are a keyboard, a mouse, etc. The display device 107
Display information from the system to the outside.

The traffic control center 10 as shown in FIG.
Event receiving unit 100, event setting unit 101, regulation setting unit 102, information provision range setting unit 103, information registration unit 1
Each process to be performed in step 04 is realized by storing a program describing the content of the process of each unit in the storage device 202 in FIG. 3, and decoding and executing the program by the central processing unit 201. The database (D / B) 10311 that stores map data and the like is realized by storing map data and the like in the external storage device 204.

In the following, sudden event information such as traffic accidents and disaster-related traffic restrictions is transmitted by telephone at the event receiving unit 100 of the traffic control center 10, and the information is processed by the traffic control center 10 and transmitted via the beacon 11. An example of transmission to the vehicle 12 equipped with the on-vehicle device will be described in detail.

For example, when a traffic accident occurs on a road under the jurisdiction of the traffic control center 10, an accident party or a witness notifies the event receiving unit 100 of the traffic control center 10 by telephone, and the type of the event (accident) and the Tell where the event occurred. Further, when traffic regulation is enforced due to the event (accident), a police officer at the site notifies the event receiver 100 of the traffic control center 10 of the regulation content by telephone or radio. The operator of the traffic control center 10 uses the event setting unit 101 to determine the type and location of the event based on the notification information (steps S10 and S20 in FIG. 2).
The traffic regulation items and the regulation places that were enforced in the regulation item setting unit 102 due to the occurrence of the event (step S3 in FIG. 2).
0, step S40). FIGS. 4 to 6 show examples in which the type and location of the event are set by the event setting unit 101, and the traffic control items and the control locations that are enforced due to the occurrence of the event are set by the control item setting unit 102. FIG. 7 shows an example of this.

In FIG. 4, reference numeral 20 denotes a road map on which an event occurrence location can be set; 21, an event type input means which is a display area for event type options; 22, additional information input means for the event; Input method of location setting method
25 is an event registration means. The event type input means 2
1 in FIG. 1 is a toggle button, which changes ON-OFF by selecting the button. FIG.
In the example, all the toggle buttons are OFF. The specific setting procedure of the event is shown below.

1) The event type input means 21 selects the button of the event for which the notification has been made. 2) If there is a matter to be supplemented to the event selected in 1), input text to the additional information input means 22. 3) One of the event location setting methods is selected by the input means 23 or 24. 4) Road map 2 based on the event location setting method selected in 3)
Set the event occurrence location on 0. 5) When the button of the event registration means 25 is pressed, it is confirmed that the contents set in 1) to 4) are registration OK.

As the additional information to be input in 2), when the event type selected in 1) is, for example, "weather", its content is further supplemented and text-input as "heavy rain", "flood" or the like. Of the place setting methods selected in 3), 23 is a menu for manual setting, and when this button is pressed, a submenu (30a to 30e) for selecting a means for manual setting as shown in 30 in FIG. It has become.

In FIG. 5, "node" 30a is a point such as an intersection, "link" 30b is a road section, and "circle" 30
c, "rectangle" 30d, and "polygon" 30e represent the entire internal region by drawing each figure using, for example, a mouse. The map data for the “node” 30a includes the ID and the coordinate value of the “node”, the ID of the adjacent “node”, and the ID and the coordinate value of the beacon installed at the “node”. For events that occur in a narrow area such as the event type "accident" or "failure", select "link", "node", etc. as a place setting method, and select a large area such as "weather" or "disaster". For the event that occurs, the setting can be facilitated by selecting “circle”, “rectangle”, “polygon” or the like as a place setting method.

In place of the submenus (30a to 30e), a submenu for designating a point and an area may be displayed. Then, when you select the submenu for specifying the location,
And a submenu for selecting "Link"
When you select a submenu for specifying an area,
A submenu for selecting “circle”, “rectangle”, or “polygon” may be displayed.

For example, FIG. 6 shows an example in which a “thrash accident” occurs on a certain road and an event is set as a “link” as a method of setting the place of occurrence.

In FIG. 6, the “accident” button is turned on by the event type input means 21, “throw-in accident” is input to the additional information input means 22, and the location setting method input means 23 is input.
Then, the "link" button is selected in the submenu 30, and then the event occurrence road 40 is selected on the map 20 in consideration of the traveling direction.

On the other hand, reference numeral 24 denotes a menu for automatically setting an event occurrence place. When this button is pressed, the previously set event occurrence location for each event selected by the event type input means 21 is previously stored in pairs with each event, and then the same event is selected by the event type input means 21. Then, the stored event occurrence location is called and shown on the map 20.

If this function is used when a certain event frequently occurs in the same place, the operation 4) becomes unnecessary and the setting is simplified. When the event occurrence location is set in this way,
When the event occurrence location is a point, a cross mark or the like is displayed at the point, or when the event occurrence location is a section or area, the section or area is colored or the section or area is marked. It may be displayed by flashing.

FIG. 7 is a diagram showing an example in which a traffic regulation item and a regulation place which are enforced due to the occurrence of an event are set by the regulation item setting section 102.

In FIG. 7, reference numeral 50 denotes a road map on which a restriction place can be set; 51, a restriction type input means which is a display area of a restriction type option; 52, additional information input means for the restriction;
53 and 54 are input means for setting the control place of the control, 55
Is a regulation registration means. In the restriction type input means 51, the symbol ◇ indicates a toggle button, which is the same as the toggle button in FIG.

Further, all of the means 50 to 55 in FIG. 7 have the same function as the means in FIG. 4, but only the options of the regulation type input means 51 are different. The specific procedure for setting regulations is shown below.

1) Select a restriction button for which a notification has been made by the restriction type input means 51. 2) If there is a matter to be supplemented by the regulation selected in 1), a text is input to the additional information input means 52. 3) One of the restricted place setting methods is selected by the restricted place setting method input means 53 or 54. 4) Based on the regulation place setting method selected in 3), a regulation enforcement place is set on the road map 50. 5) When the button of the regulation registration means 55 is pressed, it is confirmed that the contents set in 1) to 4) are registration OK.

The regulation setting procedure is almost the same as the above-described event setting procedure. However, in the place setting method selected in 3), “link” is a road section, “node” is a point such as an intersection, and “circle”, “rectangle”, and “polygon” are each figure using a mouse, for example. Is drawn to represent the entire road section included in the interior area. In the case of "circle", displaying the actual distance from the center to the circle makes it easier for the operator to understand.

For a regulation enforced in a narrow area, "link", "node" or the like is selected as a place setting method. Selecting “Rectangle”, “Polygon”, etc. facilitates the setting.

For example, in the case where “road closure” is enforced as a restriction type in a certain area, and the method of setting the enforcement location is set as “link”, the restriction is set by the restriction type input means 51 in the same manner as in the event setting example in FIG. The “close” button is turned on, the “link” button is selected in the submenu 30 of the restriction place setting method input means 53, and the restriction enforcement road is selected on the map 50 in consideration of the traveling direction.

On the other hand, reference numeral 54 denotes a menu for automatically setting restriction items. When this button is pressed, the previously set restriction enforcement place for each restriction selected by the restriction type input means 51 is stored in advance in combination with each restriction, and then the same restriction is selected by the restriction type input means 51. Retrieves the enforcement location that is memorized when it is done and maps 50
Shown above. Using this function when a regulation is frequently enforced in the same place eliminates the need for operation 4) and simplifies the setting.

When the restriction enforcement place is set in this way, when the restriction enforcement place is a point, an X mark or the like is displayed at the point, and when the restriction enforcement place is a section or area, Alternatively, the section or area may be colored or the section or area may be illuminated for display.

The information providing range setting unit 103 includes a providing range setting method selecting unit 1030 and a providing range setting unit 1031. The information set by the event setting unit 101 and the restriction item setting unit 102 is transmitted to any beacon on the road network. Is about to decide. Hereinafter, each unit configured in the information provision range setting unit 103 will be described with reference to FIGS. 8 to 16 as examples. In FIG. 8, reference numeral 60 denotes a road map on which a provision range can be set, and reference numeral 600 on the map denotes an installed beacon. Reference numerals 61 to 65 denote option display means for selecting a provision range setting method.
Is a means for registering the provision range. Further, 67 is a unit for adding a provision range, and 68 is a unit for deleting a provision range.

The provision range setting method selection section 1030 is about to select a provision range setting method by using one of the option display means 61 to 65 in FIG. 8 (step S50 in FIG. 2). The manual setting button 61 is, for example, as shown in FIG.
Is a submenu for selecting a means for manual setting as indicated by 70. Each of the means 62 to 65 also selects a means for setting as shown in FIG. 10, FIG. 11, FIG. 12, and FIG. Submenu.

When the submenu of FIG. 10 is displayed, a map showing the northern part of the prefecture, the central part of the prefecture, and the southern part of the prefecture is displayed on the screen of the display device as shown in FIG. When the submenu of FIG. 11 is displayed, as shown in FIG. 14, a map showing expressways, national roads, prefectural roads, and other roads is displayed on the screen of the display device. When the submenu of FIG. 12 is displayed, FIG.
A map indicating the pattern is displayed on the screen of the display device as shown in FIG.

Based on the setting method selected by the provision range setting method selection unit 1030, the provision range setting unit 1031 transmits a beacon to which information set by the event setting unit 101 or the restriction item setting unit 102 in FIG. Is set (step S60 in FIG. 2). Further, the setting of the beacon to be the transmission destination can be added (step S70 in FIG. 2), and the setting of the beacon to be the transmission destination can be deleted (step S70 and step S100 in FIG. 2).

For example, when the operator selects the "beacon" button 70a in FIG. 9 and selects each beacon 600 on the map 60 in FIG. 8, the event setting unit 101 and the regulation setting unit in FIG. A beacon to which the information set in step 102 is transmitted can be set one by one. "Circle" 70b, "rectangle" 70c, "polygon" 70 in FIG.
When the d button is selected and each figure is drawn on the map 60 in FIG. 8 using, for example, a mouse, all the beacons included in the internal area of the figure can be set. This is because the ID, which is a number for identifying each beacon, and the coordinate value of each beacon on the map are stored in the D / B 10311 in advance in correspondence with each other, and the coordinate value of each beacon on the map is drawn. It can be set by comparing the coordinate value of the internal region of the drawn graphic with the ID of the beacon included in the internal region.

FIG. 16 shows an example of setting a beacon by selecting "circle" 70b as an example. In FIG. 16, 110
Is a circle drawn with a mouse, 111 is a beacon set to transmit information, 112 is a beacon not set,
Reference numeral 113 denotes the center of the circle, and at the same time, the range (distance) of the inner region of the circle is shown as shown in the figure.

When the "distance" button 70e in FIG. 9 is selected, the distance from the event occurrence location set by the event setting unit 101 is set, and all the distances closer to the event occurrence location than the distance are set. Set the beacon automatically.

When the district setting button 62 shown in FIG. 8 is selected, a submenu (a plurality of selectable toggle buttons) shown at 80 in FIG. 10 appears. This is D / B103
11, an ID which is a number for identifying each beacon;
By storing data indicating the area to which each beacon belongs in association with each other, a beacon belonging to each area is determined in advance, and when a desired area is selected from the menu 80, all the beacons belonging to the area are set. You.

When the road-specific setting button 63 shown in FIG. 8 is selected, a submenu (a plurality of toggle buttons that can be selected plurally) as shown by 90 in FIG. 11 appears. This is the D / B 1031
By storing an ID that is a number for identifying each beacon and data indicating the road type to which each beacon belongs in 1, the beacons that belong to each road type are determined in advance. When a desired road type is selected from the menu 90, all the beacons belonging to the road are set.

When the pattern setting button 64 shown in FIG. 8 is selected, a submenu such as 1000 shown in FIG. 12 appears.
This is because a beacon belonging to a certain pattern is determined in advance, and when a desired pattern is selected from the menu 1000, all the beacons belonging to the pattern are set. As an example of the pattern, for example, a pattern that sets a beacon belonging to a certain district and belongs to a national road, a beacon belonging to both prefectural roads and national roads within a circle with a radius of 10 km from a certain point and a national road within a circle with a radius of 20 km from a point For example, a pattern in which only the beacons belonging to are set.

When the automatic setting button 65 in FIG. 8 is selected,
A submenu like 2000 in FIG. 17 appears.

Among these, the previous setting 2000a is the event and restriction item setting unit 102 set by the event setting unit 101.
The event type, event occurrence location and regulation type, regulation enforcement location, and provision range (beacon) at that time are respectively set for the regulation item set in the above and the provision range (beacon) set in the provision range setting unit 1031. The same event type, event occurrence location and regulation type, and the regulation enforcement location are stored in the event setting unit 101 and the regulation item setting unit 102. The provision range (beacon) for the regulation type and the enforcement location is called and shown on the map 60. When an event frequently occurs in the same place and the same regulation is applied to the event, using this function simplifies the setting. In this case, it is convenient to display all the stored information on the event type, the event occurrence location and the regulation type, the regulation enforcement location, and the provision range (beacon) at that time as a candidate in a list.

The event occurrence road setting 2000b selects all beacons belonging to the road type (expressway, national highway, prefectural road, etc.) to which the event occurrence location belongs.

The regulation enforcement road setting 2000c selects all beacons belonging to the road type (expressway, national highway, prefectural road, etc.) to which the regulation enforcement place belongs.

In addition to this, when special circumstances, such as the passage of important persons, are planned, a submenu in which a beacon for transmitting traffic regulation is created in advance, and this submenu is selected. Thus, a beacon can be easily set.

As described above, the manual setting button 61, the district setting button 62, and the road setting button 6 shown in FIG.
3. By using the pattern setting button 64 and the automatic setting button 65, a beacon in a provision range can be set. Then, when the registration button 66 is pressed, the set providing range is registered.

When the user wants to add a provision range, the user presses an add button 67 in FIG. 8 and again sets the manual setting button 61, the district setting button 62, and the road setting button 6 again.
3. One of the pattern setting button 64 and the automatic setting button 65 is selected and the setting is performed as described above.

Further, when the delete button 68 is pressed, the provided range can be reduced by picking the beacons to be deleted in the provided range one by one with the mouse. As a method of reducing the provision range, a range may be designated by a circle or a rectangle, and the beacons within this range may be deleted.

Further, a frequently used providing range (for example,
If all the beacons in the prefecture are set as the default provision range in advance and the registration button 66 is pressed without selecting the setting method 61 to 65, all the beacons belonging to the preset default provision range are selected. This default provision range may be changeable by an operator.

FIG. 18 shows an example of a screen for setting the default provision range. How to use the manual setting button 2100, the district setting button 2200, the road setting button 2300, and the pattern setting button 2400 in FIG. 18 is described in the manual setting button 61, the district setting button 62, and the road setting button 63 shown in FIG. , And the pattern setting button 64 are used in the same manner.
The OR of the provision range set by the manual setting button 2100, the district setting button 2200, the road setting button 2300, and the pattern setting button 2400 is displayed in the area 2500 as a default provision range.

Then, when registration button 2600 is pressed, the set default provision range is registered. When the add button 2700 is pressed, a default provision range can be added. When the delete button 2800 is pressed, the default provision range is selected by picking one beacon to be deleted from the default provision range one by one with a mouse. Can be reduced. As a method of reducing the default provision range, a range may be designated by a circle or a rectangle, and the beacons within this range may be deleted.

The information registration unit 104 is to register the items set by the event setting unit 101 and the regulation item setting unit 102 in pairs with the beacons set by the provision range setting unit 1031 (step S80 in FIG. 2). For example, when event A occurs and regulation B is enforced, beacon b and beacon c are registered so as not to transmit event and regulation information, and beacons a, d, e, and f are registered as shown in FIG. Register to send event and regulation information.

The communication device 105 distributes the contents registered in the information registration unit 104 for each corresponding beacon 11 (step S90 in FIG. 2).

Next, with reference to FIG. 20, the configuration of a vehicle-mounted navigation device which is a vehicle-mounted device mounted on the vehicle 12 will be described.

This navigation device 1010 is mounted on a vehicle.
An angular velocity sensor 1011 that detects a change in the traveling direction by detecting the yaw rate of the vehicle, a direction sensor 1012 that detects the traveling direction of the vehicle by detecting geomagnetism,
The vehicle is provided with a vehicle speed sensor 1013 that outputs pulses at time intervals proportional to the rotation of the output shaft of the transmission of the vehicle.

A display 1017 for displaying a map around the current position and a mark indicating the current position, a switch 1014 for receiving from the user (driver) a command to switch the scale of the map displayed on the display 1017,
CD-ROM 101 storing digital map data in advance
5 and a driver 1016 for reading map data from the CD-ROM 1015. The vehicle further includes a big receiver 1027 for receiving event / regulation data transmitted from the beacon 11 and a speaker 1028 for outputting voice guidance or the like when guiding a route to a destination. Further, a controller 1018 for controlling the operation of each peripheral device described above is provided. In the present embodiment, the digital map data stored in the CD-ROM 1015 includes road data composed of coordinates indicating ends of a plurality of line segments, road width data indicating the road width of the road, and the like. It is.

The controller 1018 has an angular velocity sensor 1
A that converts the signal of 011 (analog) into a digital signal
/ D converter 1019 and A / D converter 102 for converting a signal (analog) of direction sensor 1012 into a digital signal
0, a counter 1026 for counting the number of pulses output from the vehicle speed sensor 1013 every 0.1 second,
DMA (Direct Memory Access) controller 1022 for transferring map data read from ROM 1015
And a display processor 1023 for displaying a map image on the display 1017.

The controller 1018 further includes:
It has a microprocessor 1024 and a memory 1025. The microprocessor 1024 includes the A / D converter 1
019, the signal of the angular velocity sensor 1011 obtained through A /
The signal of the direction sensor 1012 obtained via the D converter 1020, the vehicle speed sensor 101 counted by the counter 1026
3, the number of output pulses, the presence / absence of a switch 1014 input through the parallel I / O 1021, and the map data from the CD-ROM 1015 obtained through the DMA controller 1022 are accepted, and processing is performed based on these signals. Then, the current position of the vehicle is calculated and displayed on the display 1017 via the display processor 1023. The display of the vehicle position is already displayed on the display 101.
This is realized by overlaying an arrow mark or the like on the map displayed on the screen 7. Thereby, the user can know the current position of the vehicle on the map. Further, the microprocessor 1024 performs a route search to the destination, a route guidance to the destination, and the like. The memory 1024 stores a ROM that stores a program for defining the contents of processing for realizing such an operation, and a microprocessor 1024.
RAM used as a work area when performing processing
And

Further, the microprocessor 1024 includes:
The event / regulation data received by the big receiver 1027 is displayed on the display 1017 via the display processor 1023. FIG. 21 shows an example of this display screen. In FIG. 21, an X mark is displayed at a point where an event has occurred, a section where an event has occurred or a section where regulation has been enforced, or displayed in different colors. In addition,
Additional information on regulations is also displayed on the screen.

As described above, the traffic control center 1
The operator 0 can easily and finely set information on the received traffic information such as an unexpected event, and can efficiently transmit the set contents to the driver via the beacon.

[0086]

As can be seen from the above embodiment, the traffic information providing system according to the present invention allows the operator of the traffic control center to set the received traffic information such as sudden incidents more easily and finely. As a result, information can be quickly sent from the control center to the beacon, and the amount of data to be transmitted can be reduced, so that more efficient information can be provided to the driver. Further, it is no longer necessary to designate all the beacons in a hurry as in the related art. Therefore, the driver does not receive unnecessary information, so that the driver is not confused, and it is expected that a traffic accident caused by the confusion can be reduced.

[Brief description of the drawings]

FIG. 1 is a block diagram showing the configuration of a traffic information providing system according to the present invention.

FIG. 2 is a flowchart showing a processing flow in the traffic control center 10.

FIG. 3 shows a traffic control center 10, an input device 106, a display device 107 connected to the traffic control center 10,
FIG. 2 is a configuration diagram of hardware configuring a system having a communication device 105;

FIG. 4 is a diagram showing an event setting unit 10 for setting the type and location of an event to occur.
FIG. 3 is an explanatory diagram showing an example of setting at 1.

FIG. 5 is an explanatory diagram showing a submenu for selecting a means for manually setting an event occurrence place.

FIG. 6 is an explanatory diagram showing an example of manually setting the type and location of an occurrence event for each link.

FIG. 7 is an explanatory diagram showing an example of setting a traffic regulation item and a regulation place enforced because an event has occurred.

FIG. 8 is an explanatory diagram showing an example of a setting screen for distributing set events and regulated items to a desired beacon.

FIG. 9 is an explanatory diagram showing a submenu for selecting a means for manually setting beacon distribution.

FIG. 10 is an explanatory diagram showing a submenu for selecting a means for setting beacon distribution for each district.

FIG. 11 is an explanatory view showing a submenu for selecting a means for setting beacon distribution for each road.

FIG. 12 is an explanatory diagram showing a submenu for selecting a means for pattern setting of beacon distribution.

FIG. 13 is an explanatory diagram showing a map of northern prefecture, central prefecture, and southern prefecture.

FIG. 14 is an explanatory diagram showing a map of an expressway, a national road, a prefectural road, and other roads.

FIG. 15 is an explanatory diagram showing a map of a pattern.

FIG. 16 is an explanatory diagram showing an example in which beacon distribution is manually set by drawing a circle.

FIG. 17 is an explanatory diagram showing a submenu that appears when an automatic setting button 65 is selected.

FIG. 18 is an explanatory diagram showing an example of a screen for setting a default provision range.

FIG. 19 is an explanatory diagram showing an example of distribution of an event and a regulation item to each beacon.

FIG. 20 is a configuration diagram of a vehicle-mounted navigation device that is a vehicle-mounted device mounted on the vehicle 12.

FIG. 21 is an explanatory view showing an example of a display screen of event / regulation data received by the big receiver 1027.

[Description of Signs] 10 ····· Traffic control center, 11 ···· Beacon, 12
..... Vehicle equipped with in-vehicle device, 100 ..... Event receiver,
·········· Event setting section, 102 ······ Regulation item setting section,
103 information provision range setting unit 104 information registration unit 105 communication device 106 input device 10
7, display device, 1030, provision range setting method selection unit, 1031, provision range setting unit, 10311,.
/ B, 20, 50, 60 ... road map, 21 ... event type input means, 22 ... additional information input means, 23, 2
4... Event occurrence location setting method input means, 25... Event registration means, 30, 70, 80, 90, 1000, 2000
..... submenu, 40 ..... event occurrence link, 51 ..
... Regulation type input means, 52 ... additional information input means, 5
······················································································· 規 制
..., option display means, 66 ... registration button, 67 ... addition button, 68 ... deletion button, 1
······· Circle, 111 ···· Beacon on which information is transmitted,
... Beacons whose information is not transmitted, 113.
The center of the circle. 200 system bus, 201 central processing unit, 202 storage device, 203, 205, 2
07 I / O, 204 Input device, 206
Display device, 208: external storage device, 209: communication device. 1010 ····· In-vehicle navigation device, 10
11 ······ Angular velocity sensor, 1012 ······ Geomagnetic sensor,
1013 ······ Vehicle speed sensor, 1014 ······ Switch, 1
015: CD-ROM, 1016: CD-ROM
Reading driver, 1017... Display, 10
18 ······ Controller, 1019 ······ A / D converter,
1020... A / D converter, 1021... Parallel I
/ O, 1022 ... DMA controller, 1023 ...
..Display processor, 1024... Microprocessor, 1025... Memory, 1026... Counter, 1
027: BIX receiver, 1028: Speaker.

────────────────────────────────────────────────── ─── Continuation of the front page (56) References JP-A-8-227495 (JP, A) JP-A-8-147593 (JP, A) JP-A-5-89399 (JP, A) JP-A-7-1995 306867 (JP, A) (58) Fields investigated (Int. Cl. ⁷ , DB name) G08G 1/00-1/137 G09B 29/00-29/10 G01C 21/00-21/36 H04B 7/26

Claims (21)

(57) [Claims] 1. A traffic information providing system for transmitting traffic information to a vehicle-mounted device mounted on a vehicle via a road communication device installed on a road, a display means for displaying a map of a jurisdiction, Area accepting means for accepting designation of an area on a map displayed on the means, and providing a road communication apparatus existing in the area accepted by the area accepting means as a road communication apparatus to which the traffic information is to be provided A traffic information providing system, comprising: a range setting unit; and a transmitting unit that transmits traffic information to a road communication device extracted by the providing range setting unit. 2. Traffic for transmitting information on an event requiring traffic regulation (hereinafter referred to as traffic event information) to an on-vehicle device mounted on a vehicle via a road communication device installed on a road. In the information providing system, display means for displaying a map of the jurisdiction area, event setting means for receiving the type of event and the location where the event occurred, and area receiving means for receiving designation of an area on the map displayed on the display means Providing a road communication device existing in the area received by the region receiving means as a road communication device to be provided with information on the type of event and the location of the event set by the event setting means; Setting means; and a transmitting means for transmitting information on the type of the event and the location where the event occurs to the on-road communication device extracted by the provision range setting means. Traffic information providing system characterized in that it has a, when. 3. Information on the enforced traffic regulation (hereinafter referred to as "
A traffic information providing system for transmitting traffic control information to a vehicle-mounted device mounted on a vehicle via an on-road communication device installed on a road; Regulation setting means for receiving the type and the enforcement location, area receiving means for receiving designation of an area on the map displayed on the display means, and a road communication device existing in the area received by the area receiving means. A provision range setting unit that extracts information on the type and enforcement location of the traffic regulation set by the regulation item setting unit as a road communication device to be provided; and a road range communication device extracted by the provision range setting unit. A transmission means for transmitting information on the type and the enforcement place of the traffic regulation, and a traffic information providing system comprising: 4. Information on an event requiring traffic regulation (hereinafter referred to as traffic event information) and information on enforced traffic regulation (hereinafter referred to as traffic regulation information)
In a traffic information providing system that transmits information to an onboard device mounted on a vehicle via a roadside communication device installed on the road, a display means for displaying a map of the jurisdiction area, and an event setting for receiving the type and location of the event Means, a restriction item setting means for receiving a type of traffic regulation and a place of enforcement, a receiving means for receiving a designation of an area on a map displayed on the display means, and a means present in the area received by the area receiving means. A provision range setting unit that extracts a road communication device as a road communication device that is to provide information on the type and location of the event and information on the type and enforcement location of the traffic regulation. For the extracted roadside communication device, information on the type and location of the event, and the type and enforcement of the traffic regulation Traffic information providing system characterized in that it comprises transmission means for transmitting information about the location, the. 5. A method according to claim 1, wherein said area receiving means includes a provision range setting method selecting means for displaying a plurality of options for designating a point and an area on a map on said display means. The traffic information providing system according to claim 2, 3, or 4. 6. An event type input means for displaying a plurality of event type options prepared in advance on the display means, and a plurality of event type designation means for designating a place where the event occurs. Choices,
The traffic information providing system according to claim 2, further comprising: an occurrence location setting method input unit that is displayed on the display unit. 7. The restriction item setting means includes: a restriction type input means for displaying a plurality of types of traffic restriction types prepared in advance on the display means; The traffic information providing system according to claim 3, further comprising: a restriction place setting method input unit that displays the option on the display unit. 8. The method according to claim 6, wherein an option for designating a point on a map displayed on said display means is displayed as one of a plurality of options for designating said occurrence location. 7
The described traffic information providing system. 9. An option for designating an area on a map displayed on said display means as one of a plurality of options for designating said occurrence location. 7
The described traffic information providing system. 10. The option for designating the point includes: an option for designating a node indicating a point of an intersection on the map displayed on the display means as a unit; and a road on the map displayed on the display means. 9. The traffic information providing system according to claim 8, wherein: an option for specifying a link indicating a section as a unit. 11. The option for designating the area is an option for designating a link belonging to an area surrounded by a figure on the map displayed on the display means. Traffic information providing system. 12. The event setting means stores in advance a type of event and an event occurrence location set in the past, and then stores one of the same event type and event occurrence location. 7. The traffic information providing system according to claim 6, further comprising: means for displaying an option for making the same setting as the previously stored content for the other one when is set. 13. The restriction item setting means stores in advance a type of traffic regulation set in the past and a location where the traffic regulation is enforced in pairs, and then stores the same type of traffic regulation or the location where the traffic regulation is enforced. 8. The traffic information providing system according to claim 7, further comprising means for displaying, when one of them is set, an option for making the same setting as the previously stored content for the other one. 14. The provision range setting method selecting means, as a plurality of options for designating a point and an area on a map, a first option to be specified for each road communication device, , A third option to specify a district, a fourth option to specify a road type, or a fifth option to specify a pattern combining the first to fourth options. The traffic information providing system according to claim 5, wherein the traffic information is displayed. 15. A set of event type, event occurrence location, traffic regulation type, traffic regulation enforcement location, and a road communication device identified as a road communication device to which information is to be provided. Storage means for storing the information and the information in pairs, and when the same event type, event occurrence location, traffic regulation type, and traffic regulation enforcement location are set, the information is stored in the storage means. The traffic information providing system according to claim 4, further comprising: recognition means for recognizing the road communication device as a road communication device to which information is to be provided. 16. The provision range setting method selection means for displaying a plurality of options for designating a point and a region on a map on the display means, the provision range setting method selection means comprising: As one of the plurality of options, a distance from an event occurrence location accepted by the event setting means is set, and an option for setting an area closer to the event occurrence location than the distance as a designated area. 5. The traffic information providing system according to claim 2, wherein 17. The on-road communication device includes on-vehicle device transmitting means for transmitting traffic information to the on-vehicle device, the on-vehicle device receiving means for receiving the traffic information transmitted by the on-vehicle device transmitting means, The traffic information providing system according to claim 1, further comprising: an output unit that outputs the traffic information received by the receiving unit. 18. A traffic information providing support system in a traffic information providing system for transmitting traffic information to a road communication device installed on a road, comprising: display means for displaying a map of a jurisdiction; and display on the display means. Area receiving means for receiving the designated area on the map, and a provision range setting means for extracting a road communication apparatus existing in the area received by the area receiving means as a road communication apparatus to which the traffic information is to be provided. A traffic information providing support system, comprising: 19. Traffic for transmitting information on an event requiring traffic regulation (hereinafter referred to as traffic event information) to an on-vehicle device mounted on a vehicle via a road communication device installed on a road. In the information providing system, a display means for displaying a map of a jurisdiction area, an event setting means for receiving a type of event and a place where the event occurred, and a type of event and a place where the event occurred set by the event setting means are displayed on a road. Transmitting means for transmitting to the communication device, the event setting means, an event type input means for displaying on the display means, a plurality of types of events prepared in advance, There are several options for specifying where
A traffic information providing system, comprising: an occurrence location setting method input means displayed on the display means. 20. A traffic information providing system for transmitting information on enforced traffic regulation (hereinafter referred to as traffic regulation information) to a vehicle-mounted device mounted on a vehicle via a roadside communication device installed on a road. Means for displaying a map of the jurisdiction area, a regulation setting means for accepting the type and enforcement location of the traffic regulation, and information on the type and enforcement location of the traffic regulation accepted by the regulation setting means is transmitted by road communication. A transmission means for transmitting to the device, the restriction item setting means, a restriction type input means for displaying a plurality of types of traffic restriction types prepared in advance on the display means, A traffic information providing system, comprising: a restriction place setting method input means for displaying a plurality of options for designating an occurrence place on the display means. 21. Information on an event requiring traffic regulation (hereinafter, referred to as traffic event information) and information on enforced traffic regulation (hereinafter, referred to as traffic regulation information)
In a traffic information providing system that transmits to an on-board device mounted on a vehicle via an on-road communication device installed on the road, an event setting means for receiving the type and location of the event, and the type and enforcement location of the traffic regulation Specifying the regulation items to be accepted, the type of event received, the location where the event occurred, the type of traffic regulation, the location where traffic regulation was enforced, and the road communication device that was extracted as the road communication device to which information should be provided And storage means for storing information for each pair, and when the same event type, event occurrence location, traffic regulation type, and traffic regulation enforcement location are received, the storage means stores the information in the storage means. A provision range setting means for extracting the roadside communication device as a roadside communication device to which information is to be provided, and a roadside communication device extracted by the provisional range setting means, Information about the type and place of occurrence of the articles elephants, and traffic information providing system characterized in that it has a transmission means for transmitting the information on the type and enforcement location of the traffic regulations.