JP3493012B2 - Navigation device - Google Patents

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a navigation device installed in a moving body, and in particular, enables a user of the navigation device to obtain information on facilities such as a gas station, a restaurant, a parking lot and the like. Navigation device.

[0002]

2. Description of the Related Art In recent years, a navigation system has been in widespread use, which is installed in a moving body and displays the current position of the moving body, map data including the current position, a traveling route of the moving body and the like.

Some of such navigation devices are provided with a receiving means for receiving a signal transmitted from a satellite in order to measure the current position of a moving body.
The receiving means was not designed to receive information about facilities such as gas stations, restaurants, and parking lots.

As an example of a navigation device having a receiving means for receiving information other than a signal transmitted from a satellite, for example, as described in JP-A-3-76000, a telephone of a gas station. Some have a database for storing numbers and a receiving means for receiving a telephone number transmitted from a gas station.
This is because if you enter the code number assigned to the registered location that is the target of the starting point or destination when setting the starting point and destination of the traveling route of the mobile unit, , Is a technology that enables setting based on the telephone number transmitted from a gas station without entering a code number.

[0005]

The above-mentioned prior art sets the place where the gas station is located as the starting point in the route to the destination, and considers how to obtain information about the gas station itself. Was not done.

As described above, conventionally, the user of the navigation device has not been able to obtain information about facilities such as a gas station, a restaurant, and a parking lot.

It is an object of the present invention to provide a navigation device which allows a user to obtain information about facilities such as a gas station, a restaurant, a parking lot and the like.

[0008]

In order to achieve the above object, the present invention provides a navigation device installed in a mobile body, which receives facility data indicating at least the type and location of the facility, and the above reception. Analysis means for analyzing the facility data received by the means, map data storage means for storing map data, position measuring means for measuring the current position of the moving body, and map data storage means for storing the position data. Of the existing map data, the reading means for reading the map data including the current position measured by the position measuring means, the map data read by the reading means, the current position measured by the position measuring means, the analysis Based on the facility data analyzed by the means, the drawing means for creating display contents and the display contents created by the drawing means are displayed. So that and a Shimesuru display means.

[0009] Further, an input means capable of inputting the type of facility may be further provided, and in this case, the analyzing means analyzes the facility data received by the receiving means. In addition, it is possible to select the facility data corresponding to the type of facility input by the input means. In such a navigation device, the receiving means receives the facility data transmitted from each of one or more facilities, whereby the information transmission / display system including the facility and the navigation device. Can be built.

The data storage means for storing the facility data received by the reception means may be further provided. In this case, the analysis means is a facility stored in the data storage means. The data will be analyzed. In such a navigation device, the receiving means is adapted to receive the facility data transmitted from the facility data transmitting station which stores a plurality of facility data, whereby the facility data transmitting station and the navigation device are received. It is possible to construct an information transmission display system composed of

Further, instead of the above-mentioned receiving means, a wireless telephone which connects to a service center which stores a plurality of facility data through an exchange network and receives the facility data transmitted from the service center is provided. It may be built-in or connected, and further provided with a data storage means for storing the facility data received by the wireless telephone,
In this case, the analysis means will analyze the facility data stored in the data storage means. This makes it possible to construct an information transmission / display system including a service center and a navigation device.

The analyzing means, when analyzing the facility data stored in the data storage means, is located within a predetermined range from the current position measured by the position measuring means. The facility data may be selected.

The position measuring means may further measure the traveling direction of the moving body. In such a case, the analyzing means may measure the facility data stored in the data storing means. When analyzing, the facility data located within a predetermined angle range with respect to the traveling direction measured by the position measuring means can be selected.

In addition, an input means capable of inputting the type of facility may be further provided. In this case, when the type of facility is input by the input means, the receiving means is input. The facility data is received, and the analyzing unit selects the facility data corresponding to the type of the facility input by the input unit when analyzing the facility data received by the receiving unit. can do.

[0015]

In the navigation device, the facility data transmitted from the facility, the facility data transmitting station, the service center, etc. are received, and all or part of the received facility data is displayed together with the map data, the current position, etc. Therefore, the user of the navigation device can easily know the information about the facility only by looking at the display screen.

[0016]

Embodiments of the present invention will be described below with reference to the drawings.

First, a first embodiment of the present invention will be described with reference to FIGS.

FIG. 1 is a block diagram of an information transmission display system to which a navigation device according to a first embodiment of the present invention is applied.

In FIG. 1, reference numeral 100 denotes various facilities such as a gas station, a restaurant and a parking lot, and 200 denotes a navigation device installed in a moving body.

As shown in FIG. 1, the facility 100 includes a transmitter 1 and a transmitting antenna 2. The navigation device 200 also includes a receiving antenna 3, a receiver 4, an analyzing unit 5, a position measuring unit 6, a control unit 7, a reading unit 8, a map data storage unit 9, a drawing unit 10, a display unit 11, and an input unit 12. It is configured with. Although only one facility 100 is shown for one navigation device 200 in FIG. 1, a plurality of facilities 100 actually exist.

In the facility 100, the transmitter 1 transmits facility data indicating information about the own facility 100 through the transmitting antenna 2 at predetermined time intervals. Here, the transmitter 1 transmits the facility data using, for example, a radio signal or an optical signal having a reach of several tens of meters to 100 meters. This is because the navigation device 200 is prevented from being confused by receiving a large amount of signals at the same time by using a signal having a relatively short reach.

As shown in FIG. 2, the facility data is composed of an identification code indicating the type of facility 100 such as a gas station, a restaurant, a parking lot, and place data indicating the place (latitude, longitude) of the facility 100. In addition, in the case of the facility 100 having a parking lot, additional data indicating whether the parking lot is empty or full can be included.

In the navigation device 200, when the receiver 4 receives the facility data transmitted from the facility 100 through the receiving antenna 3, the receiver 4 passes the facility data to the analysis means 5. The analysis means 5 analyzes the facility data received by the receiver 4 and draws the facility data.
Pass to. That is, the analysis unit 5 obtains the type of the facility 100 from the identification code included in the facility data, and obtains the place of the facility 100 from the place data included in the facility data. If the additional data is included, it is determined from the additional data whether the parking lot is empty or full.

On the other hand, the position measuring means 6 measures the current position of the moving body and transfers the current position to the control means 7. Of the map data stored in the map data storage means 9, the control means 7 reads the map data centered on the current position measured by the position measuring means 6 so as to read out the map data.
To control. Of the map data stored in the map data storage unit 9, the reading unit 8 reads the map data having the current position measured by the position measuring unit 6 as its center, and passes the map data to the drawing unit 10. The control means 7 also passes the current position measured by the position measuring means 6 to the drawing means 10.

The position measuring means 6 is, for example, a GPS
(Grobal Positioning System) It can be realized by a position measuring device.

The drawing means 10 can synthesize the facility data analyzed by the analyzing means 5, the map data read by the reading means 8 and the current position measured by the position measuring means 6 and display them on the display means 11. Convert to display data,
The display data is passed to the display means 11. The display means 11 is
The display data converted by the drawing means 10 is displayed.

FIG. 3 is a diagram showing a display example of the display means 11.

As shown in FIG. 3, the display means 11 displays a cursor indicating the current position, a mark indicating the restaurant, and an additional message indicating that the parking lot of the restaurant is empty.

As described above, according to the present embodiment, the user of the navigation device 200 can know the current position of the moving body, and can access the gas station, the restaurant,
Information about the facility 100 such as a parking lot can be obtained.

Further, in the navigation device 200, the input means 12 allows the user of the navigation device 200 to select and instruct one or more types of the desired facility 100 whose location etc. are desired to be known.

FIG. 4 is a diagram showing an example of the input means 12.

The example of FIG. 4 shows an example in which the input means 12 is realized by the touch panel provided on the screen of the display means 11, but in addition to this, a switch panel having a plurality of selection switches is used. Can be realized.

When the user of the navigation device 200 uses the input means 12 to select and instruct a desired type of facility 100, the type of facility 100 is passed to the control means 7. When the user selects a facility type, the control means 7 analyzes the facility data received from the receiver 4 including the identification code indicating the type of the facility 100 selected by the user. To control the analysis means 5. Of the facility data received by the receiver 4, the analyzing unit 5 analyzes the facility data including the identification code indicating the type of the facility 100 selected and instructed by the user, and passes the facility data to the drawing unit 10.

The drawing means 10 can synthesize the facility data analyzed by the analyzing means 5, the map data read by the reading means 8 and the current position measured by the position measuring means 6 and display them on the display means 11. Convert to display data,
The display data is passed to the display means 11. The display means 11 is
The display data converted by the drawing means 10 is displayed.

As a result, the display means 11 displays information on the facility 100 of the type selected and instructed by the user.

As described above, according to this embodiment, the user of the navigation device 200 can know the current position of the moving body and can obtain the information about the desired facility 100.

Although the identification code is assigned to each type of facility 100 in this embodiment, the facility data may be transmitted at a different frequency for each type of facility 100. For example, the identification code is unnecessary.

Next, a second embodiment of the present invention will be described with reference to FIGS.

FIG. 5 is a block diagram of an information transmission / display system to which the navigation device of the second embodiment of the present invention is applied.

In FIG. 5, 300 is a facility data transmission station, and 400 is a navigation device installed in a mobile unit.

As shown in FIG. 5, the facility data transmitting station 30
0 is a transmitter 1, a transmitting antenna 2, a database 15
Is equipped with. The navigation device 400 also includes a receiving antenna 3, a receiver 4, a position measuring unit 6, a control unit 7, a reading unit 8, a map data storage unit 9, and a drawing unit 1.
0, display means 11, input means 12, data storage means 19
It is configured with. In addition, in FIG. 5, the facility data transmitting station 3 is provided for one navigation device 400.
Although only one 00 is shown, there are actually a plurality.

The present embodiment differs from the first embodiment in that it is not from the facility but from the facility data transmitting station 300 having the database 15 storing facility data to the navigation device 400 to the facility. The point is that the data is transmitted.

In this embodiment, one facility data transmission station 300 stores one type of facility data in the database 1.
5 will be described. That is, the database 15 stores facility data indicating information on facilities of the same type among facilities located within a predetermined range (for example, within a radius of several kilometers) from the facility data transmitting station 300. ing. The structure of the facility data is as described in the first embodiment.

In the facility data transmitting station 300, the transmitter 1 transmits the facility data stored in the database 15 through the transmitting antenna 2 at predetermined time intervals. Here, the transmitter 1 transmits the facility data using, for example, a radio signal or an optical signal having a reach of several kilometers.

In the navigation device 400, as described in the first embodiment, the input means 12 instructs the user of the navigation device 400 to select one or more types of desired facility whose location etc. are desired to be known. Is able to.

When the user of the navigation device 400 uses the input means 12 to select and instruct a desired facility type, the facility type is passed to the control means 7. Further, the position measuring means 6 measures the current position of the moving body and transfers the current position to the control means 7.

FIG. 6 is an internal block diagram of the control means 7.

As shown in FIG. 6, the control means 7 comprises a control section 71 and a position comparison section 72.

When the user selects a facility type, the control means 7 controls the receiver 4 by the control unit 71 so as to receive the facility data transmitted from the facility data transmitting station 300. When the receiver 4 receives the facility data transmitted from the facility data transmitting station 300 via the receiving antenna 3, the receiver 4 stores the facility data in the data storage unit 19.

Subsequently, the control means 7 displays the current position measured by the position measuring means 6 and the place data included in the facility data stored in the data storage means 19,
Of the facility data stored in the data storage unit 19 compared by the position comparison unit 72, an identification code indicating the type selected and instructed by the user is included, and the distance from the current position is a predetermined range. Inside (eg radius 5
The control unit 71 controls the analysis unit 5 so as to analyze the facility data located within 00 meters. Also,
The control unit 7 controls the reading unit 8 by the control unit 71 so as to read out, from the map data stored in the map data storage unit 9, the map data whose center is the current position measured by the position measuring unit 6. To do.

Of the map data stored in the map data storage means 9, the reading means 8 reads the map data whose center is the current position measured by the position measuring means 6, and draws the map data. Pass to. In addition, the analysis unit 5 includes the identification code indicating the type selected and instructed by the user out of the facility data stored in the data storage unit 19, and the distance from the current position measured by the position measurement unit 6 Analyzes facility data whose radius is within 500 meters and draws the facility data.
Pass to. The control means 7 also passes the current position measured by the position measuring means 6 to the drawing means 10.

The drawing means 10 can synthesize the present position measured by the position measuring means 6, the map data read by the reading means 8 and the facility data analyzed by the analyzing means 5 and display them on the display means 11. Convert to display data,
The display data is passed to the display means 11. The display means 11 is
The display data converted by the drawing means 10 is displayed.

As a result, the display means 11 displays the information on the facilities located within a radius of 500 meters from the current position of the moving body among the facilities of the type selected and instructed by the user. .

It is also possible to display a list of facility data stored in the data storage means 19 on the display means 11 by giving an instruction using the input means 12.

As described above, according to the present embodiment, the user of the navigation device 400 can know the current position of the moving body, and the distance from the current position of the moving body among the desired types of facilities. Information about facilities located within a radius of 500 meters is available.

In this embodiment, the control means 7 of the navigation device 400 controls the position information of the moving body, the traveling direction of the moving body, and the location included in the facility data stored in the data storage means 19. The data is compared with the position comparison unit 72, and the facility data stored in the data storage unit 19 includes an identification code indicating the type selected and instructed by the user, and the distance from the current position is set in advance. Analyze facility data located within a predetermined range (for example, within a radius of 500 meters) and within a predetermined angle range with respect to the traveling direction (for example, within a range of plus or minus 90 degrees from the traveling direction) So the controller 7
The analyzing means 5 may be controlled by 1.

As a result, among the facilities of the type selected and instructed by the user, the distance from the current position of the moving body is within 500 meters, and the display means 11 is positive from the traveling direction of the moving body. Information on facilities located within the range of minus 90 degrees is displayed.

In addition, in the present embodiment, the transmitter 1 of the facility data transmitting station 300 has a function of scrambling the facility data to be transmitted for wiretapping prevention, and the receiver 4 of the navigation device 400 is descrambled. You may make it have the function to do.

This makes it possible to make facility data unavailable unless the navigation device 400 equipped with the receiver 4 having the descrambling function is used.

Next, a third embodiment of the present invention will be described with reference to FIG.

FIG. 7 is a block diagram of an information transmission / display system to which the navigation device of the third embodiment of the present invention is applied.

In FIG. 7, reference numeral 500 is a facility data transmission station, and 600 is a navigation device installed in a mobile unit.

As shown in FIG. 7, the facility data transmitting station 50
0 is a transceiver 13, a control means 14, a database 1
5, The antenna 16 for transmission and reception is provided. Further, the navigation device 600 includes an analysis unit 5, a position measurement unit 6, and
The control unit 7, the reading unit 8, the map data storage unit 9, the drawing unit 10, the display unit 11, the input unit 12, the transmission / reception antenna 17, the transceiver 18, and the data storage unit 19 are provided. In FIG. 7, one facility data transmitting station 50 is provided for one navigation device 600.
Although only 0 is shown, there are actually a plurality.

The present embodiment differs from the second embodiment in that the facility data transmitting station 500 is provided with a transceiver 13 and a transmitting / receiving antenna 16 instead of the transmitter 1 and the transmitting antenna 2. In addition, in the navigation device 600, a transceiver 18 and a transmitting / receiving antenna 17 are provided instead of the receiver 4 and the receiving antenna 3.

In this embodiment, as described in the second embodiment, one facility data transmitting station 500 is
The description will be made assuming that one type of facility data is stored in the database 15. That is, the database 15 stores facility data indicating information on facilities of the same type among facilities located within a predetermined range (for example, within a radius of several kilometers) from the facility data transmitting station 500. ing. The structure of facility data is
This is as described in the first embodiment.

In the navigation device 600, as described in the first embodiment, the input means 12 instructs the user of the navigation device 600 to select one or more kinds of desired facilities whose location etc. are desired to be known. Is able to.

When the user of the navigation device 600 uses the input means 12 to instruct selection of a desired facility type, the facility type is passed to the control means 7. Further, the position measuring means 6 measures the current position of the moving body and transfers the current position to the control means 7.

The content structure of the control means 7 is the same as that of the second embodiment.
Is as described in the embodiment of.

When the user selects a facility type, the control means 7 controls the transceiver 18 by the control unit 71 so as to transmit the facility type. The transceiver 18 transmits the type of facility selected and instructed by the user through the transmitting / receiving antenna 17.

In the facility data transmitting station 500, when the transceiver 13 receives the type of facility transmitted from the navigation device 600 through the transmitting / receiving antenna 16, the transceiver 13 passes the type of facility to the control means 14.

When the type of facility received by the transceiver 13 matches the type of facility indicated by the identification code included in the facility data stored in the own facility data transmitting station 500, the control means 14 The transmitter / receiver 13 is controlled so as to transmit the facility data stored in the database 15. The transceiver 13 transmits the facility data stored in the database 15 through the transmitting / receiving antenna 16.

In the navigation device 600, when the transmitter / receiver 18 receives the facility data transmitted from the facility data transmitting station 500 via the transmitting / receiving antenna 17, the transmitter / receiver 18 stores the facility data in the data storage means 19.

Subsequently, the control means 7 displays the current position measured by the position measuring means 6 and the place data contained in the facility data stored in the data storage means 19,
Of the facility data stored in the data storage unit 19 compared by the position comparison unit 72, an identification code indicating the type selected and instructed by the user is included, and the distance from the current position is a predetermined range. Inside (eg radius 5
The control unit 71 controls the analysis unit 5 so as to analyze the facility data located within 00 meters. Also,
The control unit 7 controls the reading unit 8 by the control unit 71 so as to read out, from the map data stored in the map data storage unit 9, the map data whose center is the current position measured by the position measuring unit 6. To do.

Of the map data stored in the map data storage means 9, the reading means 8 reads out the map data whose center is the current position measured by the position measuring means 6, and draws the map data. Pass to. In addition, the analysis unit 5 includes the identification code indicating the type selected and instructed by the user out of the facility data stored in the data storage unit 19, and the distance from the current position measured by the position measurement unit 6 Analyzes facility data whose radius is within 500 meters and draws the facility data.
Pass to. The control means 7 also passes the current position measured by the position measuring means 6 to the drawing means 10.

The drawing means 10 can synthesize the present position measured by the position measuring means 6, the map data read by the reading means 8 and the facility data analyzed by the analyzing means 5, and display them on the display means 11. Convert to display data,
The display data is passed to the display means 11. The display means 11 is
The display data converted by the drawing means 10 is displayed.

As a result, the display means 11 displays information on the facilities located within a radius of 500 meters from the current position of the moving body, among the facilities of the type selected and instructed by the user. .

It is also possible to display a list of facility data stored in the data storage means 19 on the display means 11 by giving an instruction using the input means 12.

As described above, according to the present embodiment, the user of the navigation device 600 can know the current position of the moving body, and can find the distance from the current position of the moving body among the facilities of the desired type. Information about facilities located within a radius of 500 meters is available.

In the navigation device 600, the input means 12 may allow the user of the navigation device 600 to input a user ID for identifying the user. In such a case, the navigation device 600 The control unit 7 of 600 controls the transceiver 18 by the control unit 71 so as to transmit the user ID input by the user, so that the facility data transmitting station 500 identifies the user by the user ID, For example, the user ID can be used for charging, such as automatically deducting the usage fee from a bank account or the like that the user has registered in advance.

Further, in this embodiment, the control means 7 of the navigation device 600 controls the position information of the moving body, the traveling direction of the moving body, and the location included in the facility data stored in the data storage means 19. The data is compared with the position comparison unit 72, and the facility data stored in the data storage unit 19 is located within a predetermined range (for example, within a radius of 500 meters) from the current position. Further, the control unit 71 controls the analysis unit 5 to analyze the facility data located within a predetermined angle range with respect to the traveling direction (for example, within a range of plus or minus 90 degrees from the traveling direction). You may do it.

As a result, of the facilities of the type selected and instructed by the user, the distance from the current position of the moving body is within 500 meters on the display means 11 and the moving direction of the moving body is plus. Information on facilities located within the range of minus 90 degrees is displayed.

Further, in this embodiment, the control means 7 of the navigation device 600 controls the transceiver 18 by the control unit 71 so as to transmit the current position of the moving body together with the type of facility selected and instructed by the user. The facility data transmitting station 5 may be used in this case.
If the type of the facility matches the type of the facility indicated by the identification code included in the facility data stored in the facility data transmitting station 500, the control unit 14 of 00 stores the facility in the database 15 further. Among the stored facility data, the transmitter / receiver 13 may be controlled to transmit the facility data whose distance from the current position is within a predetermined range (for example, within a radius of 3 kilometers). it can.

As a result, the facility data transmitting station 500
Since the facility data located within a radius of 3 kilometers from the current position of the moving body will be transmitted, the amount of facility data to be transmitted can be reduced while transmitting useful facility data. Can be shortened.

Further, in this embodiment, the control means 7 of the navigation device 600 is controlled by the control unit 71 so as to transmit the current position and traveling direction of the moving body together with the type of facility selected and instructed by the user. May be controlled, and in this case, the control means 14 of the facility data transmitting station 500 determines that the type of facility is
If the type of facility indicated by the identification code included in the facility data stored in the own facility data transmission station 500 matches, further, from the facility position stored in the database 15, the The distance is within a predetermined range (for example, within a radius of 3 kilometers),
In addition, the transmitter / receiver 1 is configured to transmit facility data located within a predetermined angle range (for example, within a range of ± 90 degrees from the traveling direction) with respect to the traveling direction.
3 can be controlled.

As a result, the facility data transmitting station 500
Since the facility data located within a radius of 3 kilometers from the current position of the moving body and within ± 90 degrees of the moving direction of the moving body will be transmitted, useful facility data will be sent. Even while transmitting, the amount of facility data to be transmitted can be further reduced, and the transmission time can be further shortened.

In this embodiment, the transceiver 13 of the facility data transmitting station 500 has a function of scrambling the facility data to be transmitted for wiretapping prevention, and the transceiver 18 of the navigation device 600 is descrambled. You may make it have the function to do.

As a result, facility data cannot be obtained unless the navigation device 600 having the transceiver 18 having the descrambling function is used.

Next, a fourth embodiment of the present invention will be described with reference to FIG.

FIG. 8 is a block diagram of an information transmission display system to which the navigation device of the fourth embodiment of the present invention is applied.

In FIG. 8, reference numeral 500 is a facility data transmission station, and 700 is a navigation device installed in a mobile unit.

As shown in FIG. 8, the facility data transmitting station 50
0 is a transceiver 13, a control means 14, a database 1
5, The antenna 16 for transmission and reception is provided. In addition, the navigation device 700 includes an analyzing unit 5, a position measuring unit 6, and
The control means 7, the reading means 8, the map data storage means 9, the drawing means 10, the display means 11, the input means 12, the transmission / reception antenna 17, the transceiver 18, the data storage means 19, and the route calculation means 20 are provided. ing. Although only one facility data transmission station 500 is shown for one navigation device 700 in FIG. 8, a plurality of facilities data transmission stations 500 actually exist.

The present embodiment differs from the third embodiment in that the navigation device 700 is further provided with a route calculation means 20.

In this embodiment, as described in the second embodiment, one facility data transmitting station 500 is
The description will be made assuming that one type of facility data is stored in the database 15. That is, the database 15 stores facility data indicating information on facilities of the same type among facilities located within a predetermined range (for example, within a radius of several kilometers) from the facility data transmitting station 500. ing. The structure of facility data is
This is as described in the first embodiment.

In the navigation device 700, the input means 12 is used by the user of the navigation device 700.
You can enter the destination.

When the user of the navigation device 700 uses the input means 12 to input a destination, the destination is passed to the control means 7. Further, the position measuring means 6 is
The current position of the moving body is measured and the current position is passed to the control means 7.

The internal structure of the control means 7 is the same as that of the second embodiment.
Is as described in the embodiment of.

Now, the control means 7 controls the position measuring means 6 among the map data stored in the map data storage means 9.
The controller 71 reads the map data including the current position measured by the user and the destination input by the user.
The reading means 8 is controlled by. Of the map data stored in the map data storage unit 9, the reading unit 8 reads the map data including the current position measured by the position measuring unit 6 and the destination input by the user, and the map data is Drawing means 10 and route calculation means 20
Pass to.

Further, the control means 7 controls the route calculation means 20 by the control portion 71 so as to calculate the route from the current position measured by the position measurement means 6 to the destination input by the user. The route calculation means 20
A route from the current position measured by the position measuring unit 6 to the destination input by the user is calculated, and the route is passed to the drawing unit 10.

The drawing means 10 can synthesize the current position measured by the position measuring means 6, the map data read by the reading means 8 and the route calculated by the route calculating means 20 and display them on the display means 11. The display data is converted into various display data, and the display data is passed to the display means 11. Display means 11
Displays the display data converted by the drawing means 10.

As a result, the display means 11 displays the map data including the current position of the mobile unit and the destination input by the user, and the current position and the route from the current position to the destination are displayed. Is displayed.

By the way, in the navigation device 700, as described in the first embodiment, the input means 12 allows the user of the navigation device 700 to select one or more desired facility types whose location etc. are desired to be known. It is possible to give instructions.

When the user of the navigation device 700 uses the input means 12 to select and instruct a desired facility type, the facility type is passed to the control means 7. When the user selects a facility type, the control unit 7 controls the transceiver 20 by the control unit 71 so as to transmit the facility type. The transceiver 20 transmits the type of facility selected and instructed by the user through the transmitting / receiving antenna 17.

In the facility data transmitting station 500, the transceiver 13 receives the facility type transmitted from the navigation device 700 through the transmitting / receiving antenna 16 and passes the facility type to the control means 14.

When the type of facility received by the transmitter / receiver 13 matches the type of facility indicated by the identification code included in the facility data stored in the own facility data transmission station 700, the control means 14 The transmitter / receiver 13 is controlled so as to transmit the facility data stored in the database 15. The transceiver 13 transmits the facility data stored in the database 15 through the transmitting / receiving antenna 16. Here, the transceiver 13 can scramble the facility data to be transmitted for wiretapping prevention.

In the navigation device 700, when the transmitter / receiver 18 receives the facility data transmitted from the facility data transmitting station 500 via the transmitting / receiving antenna 17, the facility data is stored in the data storage means 19. When the facility data transmitting station 500 transmits the facility data by scrambling to prevent wiretapping, the transceiver 18 cancels the scrambling for wiretapping.

Subsequently, the control means 7 calculates the current position measured by the position measuring means 6, the location data included in the facility data stored in the data storage means 19, and the route calculation means 20. The route comparison unit 72 compares the route with the generated route, and includes the identification code indicating the type selected and instructed by the user in the facility data stored in the data storage unit 19, and the distance from the current position is The control unit 71 analyzes the facility data located within a predetermined range (for example, within a radius of 500 meters) and the distance from the route within a predetermined range (for example, within a radius of 100 meters). The analysis means 5 is controlled.

The analyzing means 5 includes the identification code indicating the type selected and instructed by the user out of the facility data stored in the data storing means 19, and the data from the current position measured by the position measuring means 6 is obtained. Facility data whose distance is within a radius of 500 meters and whose distance from the route calculated by the route calculation means 20 is within a radius of 100 meters is analyzed, and the facility data is passed to the drawing means 10.

The drawing means 10 includes the current position measured by the position measuring means 6, the map data read by the reading means 8, the route calculated by the route calculating means 20,
The facility data analyzed by the analysis unit 5 is combined, converted into display data that can be displayed on the display unit 11, and the display data is passed to the display unit 11. The display means 11 displays the display data converted by the drawing means 10.

As a result, the display means 11 displays information on facilities located at a location along the route from the current position of the mobile unit to the destination input by the user.

It is also possible to display a list of facility data stored in the data storage means 19 on the display means 11 by giving an instruction using the input means 12.

As described above, according to this embodiment, the user of the navigation device 700 determines that the current position of the mobile unit is
Also, it is possible to know the route from the current position to the destination input by the user, and it is possible to obtain information on a desired type of facility located at a place along the route.

In the navigation device 700, the input means 12 may allow the user of the navigation device 700 to input a user ID for identifying the user. In such a case, the navigation device 700 If the control unit 71 of the 700 controls the transceiver 18 by the control unit 71 so as to transmit the user ID input by the user, the facility data transmitting station 500 identifies the user by the user ID, For example, the user ID can be used for charging, such as automatically deducting the usage fee from a bank account or the like that the user has registered in advance.

Further, in the present embodiment, the control means 7 of the navigation device 700 has the location data included in the facility data stored in the data storage means 19, the current position of the moving body, and the progress of the moving body. The direction and the route calculated by the route calculation unit 20 are compared by the position comparison unit 72, and in the facility data stored in the data storage unit 19, the distance from the current position is within a predetermined range. (For example, within a radius of 500 meters), within a predetermined angle range with respect to the traveling direction (for example, within a range of plus or minus 90 degrees from the traveling direction),
In addition, the control unit 71 may control the analysis unit 5 to analyze the facility data whose distance from the route is within a predetermined range (for example, within a radius of 100 m).

As a result, on the display means 11, the distance from the current position of the moving body within the facility of the type selected and instructed by the user is within a radius of 500 meters, and within ± 90 degrees from the traveling direction of the moving body. Information on facilities located within the range and within a radius of 100 m from the route from the current position of the mobile unit to the destination input by the user is displayed.

Further, in the present embodiment, the control means 7 of the navigation device 700 may control the transceiver 18 so as to transmit the current position of the moving body together with the type of facility selected and instructed by the user. Of course, in this case, the control means 1 of the facility data transmission station 500
4 indicates that if the type of facility matches the type of facility indicated by the identification code included in the facility data stored in the facility data transmission station 500, the database 1
Among the facility data stored in 5, the transmitter / receiver 13 is controlled so as to transmit the facility data whose distance from the current position is within a predetermined range (for example, within a radius of 3 kilometers). can do.

Accordingly, the facility data transmitting station 500
Since the facility data located within a radius of 3 kilometers from the current position of the moving body will be transmitted, the amount of facility data to be transmitted can be reduced while transmitting useful facility data. Can be shortened.

Further, in the present embodiment, the control means 7 of the navigation device 700 is controlled by the controller 71 so as to transmit the current position and traveling direction of the moving body together with the type of facility selected and instructed by the user. May be controlled, and in this case, the control means 14 of the facility data transmitting station 500 determines that the type of facility is
If the type of facility indicated by the identification code included in the facility data stored in the own facility data transmission station 500 matches, further, from the facility position stored in the database 15, the The distance is within a predetermined range (for example, within a radius of 3 kilometers),
In addition, the transmitter / receiver 1 is configured to transmit facility data located within a predetermined angle range (for example, within a range of ± 90 degrees from the traveling direction) with respect to the traveling direction.
3 can be controlled.

Accordingly, the facility data transmitting station 500
Since the facility data located within a radius of 3 kilometers from the current position of the moving body and within ± 90 degrees of the moving direction of the moving body will be transmitted, useful facility data will be sent. Even while transmitting, the amount of facility data to be transmitted can be further reduced, and the transmission time can be further shortened.

Next, a fifth embodiment of the present invention will be described with reference to FIG.

FIG. 9 is a block diagram of an information transmission / display system to which the navigation device of the fifth embodiment of the present invention is applied.

In FIG. 9, reference numeral 800 is a facility data transmission station, and 600 is a navigation device installed in a moving body.

As shown in FIG. 9, the facility data transmission station 80
0 is a transceiver 13, a control means 14, a database 15
-1 to 15-n and a transmitting / receiving antenna 16 are provided.
Further, the navigation device 600 includes an analysis unit 5, a position measurement unit 6, a control unit 7, a reading unit 8, a map data storage unit 9, a drawing unit 10, a display unit 11, an input unit 12,
The transmission / reception antenna 17, the transceiver 18, and the data storage means 19 are provided. Note that FIG. 9 shows only one facility data transmission station 800 for one navigation device 600, but in reality, a plurality of facility data transmission stations 800 exist.

The present embodiment is different from the third embodiment in that the facility data transmitting station 800 does not store one type of facility data but all types of facility data in the database 15-.
1 to 15-n.

In this embodiment, the facility data is divided according to the type of facility, and each of the databases 15-1 to 15-1.
15-n will be described. The structure of the facility data is as described in the first embodiment.

In the navigation device 600, as described in the first embodiment, the input means 12 instructs the user of the navigation device 600 to select one or more types of desired facilities whose location etc. are desired to be known. Is able to.

When the user of the navigation device 600 uses the input means 12 to select and instruct a desired facility type, the facility type is passed to the control means 7. Further, the position control means 6 measures the current position of the moving body and transfers the current position to the control means 7.

The internal structure of the control means 7 is the same as that of the second embodiment.
Is as described in the embodiment of.

When the user selects a facility type, the control means 7 controls the transceiver 18 by the control unit 71 so as to transmit the facility type. The transceiver 18 transmits the type of facility selected and instructed by the user through the transmitting / receiving antenna 17.

In the facility data transmitting station 800, when the transceiver 13 receives the type of facility transmitted from the navigation device 600 through the transmitting / receiving antenna 16, the transceiver 13 passes the type of facility to the control means 14.

The control means 14 includes the databases 15-1 to 15-1.
Among 15-n, a database 15-i storing facility data corresponding to the type of facility received by the transceiver 13 is obtained, and the facility data stored in the database 15-i is transmitted. Control the transceiver 13. The transmitter / receiver 13 uses the transmitting / receiving antenna 16 to
The facility data stored in the database 15-i obtained by the control means 14 is transmitted. Here, the transceiver 13 can scramble the facility data to be transmitted for wiretapping prevention.

In the navigation device 600, when the transceiver 18 receives the facility data transmitted from the facility data transmitting station 800 via the transmitting / receiving antenna 17, the transceiver 18 stores the facility data in the data storage means 19. When the facility data transmitting station 800 transmits the facility data with eavesdropping prevention scramble, the transceiver 18 cancels the eavesdropping scramble.

Subsequently, the control means 7 displays the current position measured by the position measuring means 6 and the place data included in the facility data stored in the data storage means 19,
Of the facility data stored in the data storage unit 19 compared by the position comparison unit 72, an identification code indicating the type selected and instructed by the user is included, and the distance from the current position is a predetermined range. Inside (eg radius 5
The control unit 71 controls the analysis unit 5 so as to analyze the facility data located within 00 meters. Also,
The control unit 7 controls the reading unit 8 by the control unit 71 so as to read out, from the map data stored in the map data storage unit 9, the map data whose center is the current position measured by the position measuring unit 6. To do.

Of the map data stored in the map data storage means 9, the reading means 8 reads the map data whose center is the current position measured by the position measuring means 6, and draws the map data. Pass to. In addition, the analysis unit 5 includes the identification code indicating the type selected and instructed by the user out of the facility data stored in the data storage unit 19, and the distance from the current position measured by the position measurement unit 6 Analyzes the facility data located within a radius of 500 km and passes the facility data to the drawing means 10. The control means 7 also passes the current position measured by the position measuring means 6 to the drawing means 10.

The drawing means 10 can synthesize the present position measured by the position measuring means 6, the map data read by the reading means 8 and the facility data analyzed by the analyzing means 5 and display them on the display means 11. Convert to display data,
The display data is passed to the display means 11. The display means 11 is
The display data converted by the drawing means 10 is displayed.

As a result, the display means 11 displays information on the facilities located within a radius of 500 meters from the current position of the moving body, among the facilities of the type selected and instructed by the user. .

It is also possible to display a list of facility data stored in the data storage means 19 on the display means 11 by giving an instruction using the input means 12.

As described above, according to the present embodiment, the user of the navigation device 600 can know the current position of the moving body and, at the same time, the distance from the current position of the moving body among the facilities of the desired type. Information about facilities located within a radius of 500 meters is available.

In the navigation device 600, the input means 12 may allow the user of the navigation device 600 to input the user ID for identifying the user. In such a case, the navigation device 600 The control unit 7 of 600 controls the transceiver 18 by the control unit 71 so as to transmit the user ID input by the user, so that the facility data transmitting station 800 identifies the user by the user ID. For example, the user ID can be used for charging, such as automatically deducting the usage fee from a bank account or the like that the user has registered in advance.

Further, in the present embodiment, the control means 7 of the navigation device 600 controls the current position of the mobile body, the traveling direction of the mobile body, and the location included in the facility data stored in the data storage means 19. The data is compared with the position comparison unit 72, and the facility data stored in the data storage unit 19 is located within a predetermined range (for example, within a radius of 500 meters) from the current position. Further, the control unit 71 controls the analysis unit 5 to analyze the facility data located within a predetermined angle range with respect to the traveling direction (for example, within a range of plus or minus 90 degrees from the traveling direction). You may do it.

As a result, among the facilities of the type selected and instructed by the user, the distance from the current position of the moving body is within a radius of 500 meters on the display means 11, and the moving direction of the moving body is plus. Information on facilities located within the range of minus 90 degrees is displayed.

Further, in the present embodiment, the control means 7 of the navigation device 600 controls the transceiver 18 by the control unit 71 so as to transmit the current position of the moving body together with the type of facility selected and instructed by the user. The facility data transmitting station 8
The control means 14 of 00 is the database 15-1 to 15-
Of n, the database 15-i that stores the facility data corresponding to the type of facility is obtained, and further, in the facility data stored in the database 15-i, the distance from the current position is calculated in advance. Within a defined range (eg,
The transceiver 13 may be controlled to transmit facility data located within a radius of 3 kilometers.

Thereby, the facility data transmitting station 800
Since the facility data located within a radius of 3 kilometers from the current position of the moving body will be transmitted, the amount of facility data to be transmitted can be reduced while transmitting useful facility data. Can be shortened.

Further, in this embodiment, the control means 7 of the navigation device 600 is controlled by the controller 71 so as to transmit the current position and traveling direction of the moving body together with the type of facility selected and instructed by the user. May be controlled, and in this case, the control means 14 of the facility data transmitting station 800 has the database 15
Among the facility data stored in the database 15-i, the database 15-i that stores the facility data corresponding to the facility type is obtained from among -1 to 15-n. Is located within a predetermined range (for example, within a radius of 3 kilometers) and is within a predetermined angular range with respect to the traveling direction (for example, within ± 90 degrees from the traveling direction). The transmitter / receiver 13 may be controlled to transmit the facility data located at (1).

Thereby, the facility data transmitting station 800
Since the facility data located within a radius of 3 kilometers from the current position of the moving body and within ± 90 degrees of the moving direction of the moving body will be transmitted, useful facility data will be sent. Even while transmitting, the amount of facility data to be transmitted can be further reduced, and the transmission time can be further shortened.

Next, a sixth embodiment of the present invention will be described with reference to FIG.

FIG. 10 is a block diagram of an information transmission display system of an embodiment to which the sixth navigation device of the present invention is applied.

In FIG. 10, 900 is a service center, and 1000 is a navigation device installed in a moving body.

As shown in FIG. 10, the service center 90
0 is an exchange means 21, a control means 14, a database 15
-1 to 15-n. Further, the navigation device 1000 includes an analyzing unit 5, a position measuring unit 6, a control unit 7, a reading unit 8, a map data storage unit 9, and a drawing unit 1.
0, display means 11, input means 12, transmitting / receiving antenna 1
7, a data storage unit 19, and a wireless telephone 22. In addition, in FIG. 10, one facility data transmission station 900 is provided for one navigation device 1000.
Although shown only, there may be a plurality.

The navigation device 1000 has a built-in / connecting radio telephone 22, and when the radio telephone 22 makes a call to the service center 900, the radio telephone 22 and the service center 90 are transmitted via the base station and the exchange.
It is possible to connect a line to 0.

The service center 900 is also adapted to store facility data of all types in the databases 15-1 to 15-n. In the present embodiment, the service center 900 will be described assuming that the facility data is divided according to the type of facility and stored in the databases 15-1 to 15-n, respectively. The structure of the facility data is as described in the first embodiment.

In the navigation device 1000,
As described in the first embodiment, the input means 12 is
The user of the navigation device 1000 can select and instruct one or more types of desired facilities whose location etc. are desired to be known.

The user of the navigation device 1000
When a desired facility type is selected and instructed using the input means 12, the facility type is passed to the control means 7. Also,
The position control means 6 measures the current position of the moving body and transfers the current position to the control means 7.

The internal structure of the control means 7 is the same as that of the second embodiment.
Is as described in the embodiment of.

When the user selects and instructs the type of facility, the control means 7 indicates the type of facility and the current position measured by the position measuring means 6 to the service center 90.
The wireless telephone 22 is controlled by the control unit 71 so as to be transmitted to 0. The wireless telephone 22 makes a call to the service center 900 based on the telephone number of the service center 900 registered in advance. When the line with the service center 900 is connected,
The type of facility selected and instructed by the user and the current position measured by the position measuring means 6 are transmitted.

In the service center 900, when the exchange means 21 receives the type of facility and the current location transmitted from the wireless telephone 22, the exchange means 21 passes the type of facility and the current location to the control means 14.

The control means 14 includes the databases 15-1 to 15-1.
Among the facility data stored in the database 15-i, the exchange unit 15-n is searched for the database 15-i storing the facility data corresponding to the type of facility received by the exchange unit 21. The distance from the current position received by 21 is within a predetermined range (for example,
The exchange means 21 is controlled so as to transmit the facility data located within a radius of 3 kilometers) to the wireless telephone 22. Of the facility data stored in the database 15-i obtained by the control means 14, the exchange means 21 has a radius of 3 from the current position received by the exchange means 21.
Wireless telephone with facility data located within kilometers
Send to.

In the navigation device 1000,
Upon receiving the facility data transmitted from the service center 900 via the transmitting / receiving antenna 17, the wireless telephone 22 disconnects the line with the service center 900 and stores the facility data in the data storage means 19.

Subsequently, the control means 7 displays the current position measured by the position measuring means 6 and the place data contained in the facility data stored in the data storage means 19,
Of the facility data stored in the data storage unit 19, the facility data is compared by the position comparing unit 72, and the facility data located within a predetermined range (for example, within a radius of 500 meters) from the current position is analyzed. The control unit 71 controls the analysis unit 5 so as to do so. Also, the control means 7
Of the map data stored in the map data storage means 9 controls the reading means 8 by the control unit 71 so as to read out the map data whose center is the current position measured by the position measuring means 6.

Of the map data stored in the map data storage means 9, the reading means 8 reads out the map data whose center is the current position measured by the position measuring means 6, and draws the map data. Pass to. Further, the analysis unit 5 analyzes the facility data stored in the data storage unit 19 and located within a radius of 500 meters from the current position measured by the position measurement unit 6, and analyzes the facility data. The data is passed to the drawing means 10. The control means 7 also passes the current position measured by the position measuring means 6 to the drawing means 10.

The drawing means 10 can synthesize the present position measured by the position measuring means 6, the map data read by the reading means 8 and the facility data analyzed by the analyzing means 5 and display them on the display means 11. Convert to display data,
The display data is passed to the display means 11. The display means 11 is
The display data converted by the drawing means 10 is displayed.

As a result, the display means 11 displays information on the facilities located within a radius of 500 meters from the current position of the moving body among the facilities of the type selected and instructed by the user. .

It is also possible to display a list of facility data stored in the data storage means 19 on the display means 11 by giving an instruction using the input means 12.

As described above, according to the present embodiment, the user of the navigation device 1000 can know the current position of the moving body, and, of the facilities of the desired type,
Information on facilities located within a radius of 500 meters from the current position of the moving body can be obtained.
Further, since the service center 900 transmits the facility data in which the distance from the current position of the moving body is within a radius of 3 kilometers, the service center 900 transmits useful facility data but reduces the amount of facility data to be transmitted. The transmission time can be shortened.

In this embodiment, the wireless telephone 22
Between the service center 900 and the service center 900
Since it becomes possible to communicate with the service center 9
00 does not need to scramble facility data to be transmitted.

Further, in the navigation device 1000, the input means 12 may allow the user of the navigation device 1000 to input a user ID for identifying the user. In this case,
The control unit 7 of the navigation device 1000 controls the wireless telephone 22 by the control unit 71 so that the user ID input by the user is transmitted to the service center 900. And determine, for example, whether or not the user can enjoy the service,
In addition, for example, the user can automatically withdraw the usage fee from a bank account registered in advance,
The user ID can be used for determining validity and for charging.

Further, in the present embodiment, the control means 7 of the navigation device 1000 controls the current position of the moving body, the traveling direction of the moving body, and the location included in the facility data stored in the data storage means 19. The data is compared with the position comparison unit 72, and the facility data stored in the data storage unit 19 has a distance from the current position within a predetermined range (for example, within a radius of 500 meters).
And the analyzing means 5 by the control unit 71 so as to analyze the facility data located at a predetermined angle range with respect to the traveling direction (for example, within a range of plus or minus 90 degrees from the traveling direction). May be controlled.

As a result, among the facilities of the type selected and instructed by the user, the distance from the current position of the moving body is within 500 meters on the display means 11, and the moving direction of the moving body is plus. Information on facilities located within the range of minus 90 degrees is displayed.

Further, in the present embodiment, the control means 7 of the navigation device 1000 transmits the traveling direction of the moving body to the service center 900 together with the type of facility selected by the user and the current position of the moving body. The wireless telephone 22 may be controlled by the control unit 71. In such a case, the control unit 14 of the service center 900 is one of the databases 15-1 to 15-n that corresponds to the facility type. A database 15-i that stores data is obtained, and further, of the facility data stored in the database 15-i, the distance from the current position is within a predetermined range (for example, a radius of 3).
To transmit to the wireless telephone 22 the facility data located within a kilometer) and within a predetermined angle range with respect to the traveling direction (for example, within a range of plus or minus 90 degrees from the traveling direction). The exchange means 21 can be controlled.

As a result, the service center 900 is located within a radius of 3 kilometers from the current position of the moving body, and within plus or minus 9 from the traveling direction of the moving body.
Since the facility data located within the range of 0 degrees will be transmitted, the amount of facility data to be transmitted can be further reduced and the transmission time can be further shortened while transmitting useful facility data. .

[0170]

As described above, according to the present invention,
The user of the navigation device installed on the moving body has the effect of being able to obtain information on facilities such as gas stations, restaurants, parking lots, and the like.

[Brief description of drawings]

FIG. 1 is a configuration diagram of an information transmission display system according to a first embodiment.

FIG. 2 is a block diagram of facility data.

FIG. 3 is an explanatory diagram showing a display example of display means.

FIG. 4 is an explanatory diagram showing an example of input means.

FIG. 5 is a configuration diagram of an information transmission / display system according to a second embodiment.

FIG. 6 is an internal configuration diagram of control means.

FIG. 7 is a configuration diagram of an information transmission / display system according to a third embodiment.

FIG. 8 is a configuration diagram of an information transmission / display system according to a fourth embodiment.

FIG. 9 is a configuration diagram of an information transmission / display system according to a fifth embodiment.

FIG. 10 is a configuration diagram of an information transmission / display system according to a sixth embodiment.

[Explanation of symbols]

100 ... Facility, 200, 400, 600, 700, 10
00 ... Navigation device, 300, 500, 800 ...
Facility data transmitting station, 900 ... Service center, 1 ... Transmitter, 2 ... Transmitting antenna, 3 ... Receiving antenna, 4 ... Receiver, 5 ... Analyzing means, 6 ... Position measuring means, 7, 14 ... Control means, 8 ... Read-out means, 9 ... Map data storage means, 10
... drawing means, 11 ... display means, 12 ... input means, 13,
18 ... Transceiver, 15 ... Database, 16, 17 ... Transmission / reception antenna, 19 ... Data storage means, 20 ... Route calculation means, 21 ... Exchange means, 22 ... Radio telephone, 71 ... Control section, 72 ... Position comparison section.

─────────────────────────────────────────────────── ─── Continuation of the front page (72) Inventor Gozo Sato, 292 Yoshida-cho, Totsuka-ku, Yokohama-shi, Kanagawa Hitachi, Ltd. Video Media Research Laboratory (56) Reference JP-A-5-134602 (JP, A) 61-130968 (JP, U) (58) Fields investigated (Int.Cl. ⁷ , DB name) G01C 21/00 G08G 1/09-1/137 G09B 29/00-29/10

Claims (21)

(57) [Claims] 1. A computer having a display means for displaying map data.
In the navigation device, map data storage means for storing map data , position measurement means for measuring the current position of the map data , and map data stored in the map data storage means .
Of these, the current position measured by the position measuring means is included.
Read means for reading out map data, input means for inputting the type of facility, and transmission of facility data indicating at least the type and location of the facility.
Input to the service center for communication using the above input means
Means for transmitting the type of facility that has been transmitted, and the service center in response to the type of facility that has been transmitted.
Receives facility data corresponding to the type of facility transmitted by
Receiving means, the map data read by the reading means, and the position
Current position measured by the measuring means and the receiving means
Based on the facility data received by the
The position and the distance from the current position are within a predetermined range
Drawing means for displaying the facility data and the map located,
A navigation device comprising. 2. A computer having a display means for displaying map data.
In the navigation device, map data storage means for storing map data , position measurement means for measuring the current position of the map data , and map data stored in the map data storage means .
Of these, the current position measured by the position measuring means is included.
Read means for reading out map data, input means for inputting the type of facility, and transmission of facility data indicating at least the type and location of the facility.
Input to the service center for communication using the above input means
The type of facility and the current location measured above
In response to the type of facility and the current location that you sent ,
Is the type of the facility transmitted by the service center
The position from the current position is within a predetermined range
Receiving means for receiving the facility data of the facility to be operated, the map data read by the reading means, and the position
Current position measured by the measuring means and the receiving means
Based on the facility data received by the
The position and the distance from the current position are within a predetermined range
Drawing means for displaying the facility data and the map located,
A navigation device comprising. 3. The current position of the user is measured, and the measured current is measured.
A navigation system that displays the position on the display screen together with the map data.
The input device that accepts the type of facility and the transmission of facility data that indicates at least the type and location of the facility.
The above-mentioned input means has been accepted by the service center that performs communication.
Transmission means for transmitting the type of facility, and the service center in response to the type of facility transmitted
Receives facility data corresponding to the type of facility transmitted by
Receiving means, the map data, the measured current position, and the reception
Based on the facility data received by the means,
A predetermined range of the current position and the distance from the current position
Drawing means for displaying facility data and map located inside
A navigation device comprising: 4. The current position of the user is measured, and the current measured position is measured.
A navigation system that displays the position on the display screen together with the map data.
The input device that accepts the type of facility and the transmission of facility data that indicates at least the type and location of the facility.
Enter the above current location and above
Transmitting means for transmitting the type of facility received by the force means, and the above in response to the transmitted current position and type of facility.
The type of facility that the service center sends and
The distance from the current position is within a predetermined range
The receiving means for receiving the facility data of the facility and the distance from the current position received by the receiving means are set in advance.
Facility data for position in the determined range, the current position
And the drawing displayed on the display screen together with the map data.
And a navigation device characterized by comprising:
Place 5. A computer having a display means for displaying map data.
In navigation devices, a map data storage means for storing map data, a measuring means for measuring a current position and traveling direction of the own map data stored in the map data storage means
Of which, the location including the current position measured by the above measuring means
Reading means for reading the figure data, input means capable of inputting the type of facility, and transmission of facility data indicating at least the type and location of the facility.
Input to the service center for communication using the above input means
Means for transmitting the type of facility that has been transmitted, and the service center in response to the type of facility that has been transmitted.
Receives facility data corresponding to the type of facility transmitted by
Receiving means, map data read by the reading means, and the measurement
The current position measured by the means and the direction of travel of itself,
And based on the facility data received by the receiving means
The display means displays the current position and the distance from the current position.
Located within a predetermined range and facing the above traveling direction
And facility data located within a predetermined angle range
And a drawing means for displaying the map.
Navigation device. 6. A computer having a display means for displaying map data.
In the navigation device, map data storage means for storing map data , position measurement means for measuring the current position of the map data , and map data stored in the map data storage means .
Of these, the current position measured by the position measuring means is included.
Readout means for reading out map data, facility input means for inputting the type of facility, and transmission of facility data indicating at least the type and location of the facility.
To the service center that performs communication, by the above facility input means
Transmission means for transmitting the type of facility input, and the service center in response to the type of facility transmitted
Receives facility data corresponding to the type of facility transmitted by
Receiving means, a destination input means for receiving an input of a destination, a destination for receiving the input, the current position, and
Route calculation means for finding a route based on map data
And the map data read by the reading means, the position
The current position measured by the measuring means is received by the receiving means.
Calculated by the trusted facility data and the route calculation means
The current position and the present
Facility located within a predetermined distance from the location
And a drawing means for displaying the data, the map and the route.
A navigation device characterized in that 7. A computer having a display means for displaying map data.
In the navigation device, map data storage means for storing map data , position measurement means for measuring the current position of the map data , and map data stored in the map data storage means .
Of these, the current position measured by the position measuring means is included.
Readout means for reading out map data, facility input means for inputting the type of facility, and transmission of facility data indicating at least the type and location of the facility.
To the service center that performs communication, by the above facility input means
Enter the type of facility entered and the current position measured above
In response to the transmitting means for transmitting and the type of facility and the current location, the above
The type of facility that the service center sends and
The distance from the current position is within a predetermined range
Receiving means for receiving the facility data of the facility, destination input means for receiving the input of the destination, the destination for receiving the input, the current position, and the above
Route calculation means for finding a route based on map data
And the map data read by the reading means, the position
The current position measured by the measuring means is received by the receiving means.
Calculated by the trusted facility data and the route calculation means
The current position and the present
Facility located within a predetermined distance from the location
And a drawing means for displaying the data, the map and the route.
A navigation device characterized in that 8. A computer having a display means for displaying map data.
In the navigation device, map data storage means for storing map data , position measurement means for measuring the current position of the map data , and map data stored in the map data storage means .
Of these, the current position measured by the position measuring means is included.
Readout means for reading out map data, facility input means for inputting the type of facility, and transmission of facility data indicating at least the type and location of the facility.
To the service center that performs communication, by the above facility input means
Transmission means for transmitting the type of facility input, and the service center in response to the type of facility transmitted
Receives facility data corresponding to the type of facility transmitted by
Receiving means, a destination input means for receiving an input of a destination, a destination for receiving the input, the current position, and
Route calculation means for finding a route based on map data
And the map data read by the reading means, the position
The current position measured by the measuring means is received by the receiving means.
Calculated by the trusted facility data and the route calculation means
Based on the route that you have
And the distance from the route is within a predetermined range
Drawing means for displaying facility data and a map
A navigation device characterized by the above. 9. A computer having a display means for displaying map data.
In the navigation device, map data storage means for storing map data , position measurement means for measuring the current position of the map data , and map data stored in the map data storage means .
Among them, including the measured current position by the position measuring hand stage
Readout means for reading out map data, facility input means for inputting the type of facility, and transmission of facility data indicating at least the type and location of the facility.
To the service center that performs communication, by the above facility input means
Transmission means for transmitting the type of facility input, and the service center in response to the type of facility transmitted
Receives facility data corresponding to the type of facility transmitted by
Receiving means, a destination input means for receiving an input of a destination, a destination for receiving the input, the current position, and
Route calculation means for finding a route based on map data
And the map data read by the reading means, the position
The current position measured by the measuring means is received by the receiving means.
Calculated by the trusted facility data and the route calculation means
Based on the route that you have
And the distance from the current position is within a predetermined first range.
And the distance from the route obtained above is set in advance.
A drawing for displaying facility data and maps located within the range of 2
And a navigation device characterized by comprising:
Place 10. A display means for displaying map data is provided.
In the navigation apparatus, the map data storage means for storing map data, a measuring means for measuring a current position and traveling direction of the own map data stored in the map data storage means
Of which, the location including the current position measured by the above measuring means
Read-out means for reading the figure data, facility input means for inputting the type of facility, and transmission of facility data indicating at least the type and location of the facility.
To the service center that performs communication, by the above facility input means
Transmission means for transmitting the type of facility input, and the service center in response to the type of facility transmitted
Receives facility data corresponding to the type of facility transmitted by
Receiving means, a destination input means for receiving an input of a destination, a destination for receiving the input, the current position, and
Route calculation means for finding a route based on map data
And the map data read by the reading means, the measurement
The current position and direction of travel measured by the means,
Facility data received by the communication means and the above route calculation
Based on the route calculated by the means, the
The position, the route, and the distance from the current position are predetermined.
Is located within the range of, and the distance from the calculated route is
It is located within the predetermined second range and
Positions within a predetermined angle range with respect to the row direction
And a drawing means for displaying the setting data and the map.
Navigation device. 11. The present position of the self is measured, and the measured current position is measured.
Navigator that displays the current location on the display screen together with map data
The facility device receives facility data that indicates at least the type and location of the facility.
Means for signal, means for storing the facility data thus received, and means for accepting an input of the type of facility, a type of the reception facility, and the own current
If the distance from the current position is within a predetermined range,
A means for selecting facility data from the facility data stored above
And the distance from the current position selected above is a predetermined range
Facility data located in the above, the above map data and the above
Means for displaying on the display screen together with the current position,
A navigation device characterized in that 12. A display means for displaying map data is provided.
In the navigation device, map data storage means for storing map data , position measurement means for measuring the current position of the map data , and map data stored in the map data storage means .
Of these, the current position measured by the position measuring means is included.
Read means for reading out map data, input means for inputting the type of facility, and transmission of facility data indicating at least the type and location of the facility.
Input to the service center for communication using the above input means
The type of facility that has been
In response to the transmission means for transmitting via the line telephone network and the type and current location of the facility transmitted above,
Is the type of the facility transmitted by the service center
The position from the current position is within a predetermined range
To receive facility data of the facility to be connected via a wireless telephone network
Receiving means, map data read by the reading means, the position
Current position measured by the measuring means and the receiving means
Based on the facility data received by the
The position and the distance from the current position are within a predetermined range
Drawing means for displaying the facility data and the map located,
A navigation device comprising. 13. A display means for displaying map data
In the navigation device, map data storage means for storing map data , position measurement means for measuring the current position of the map data , and map data stored in the map data storage means .
Of these, the current position measured by the position measuring means is included.
Read means for reading out map data, input means for inputting the type of facility, and transmission of facility data indicating at least the type and location of the facility.
Input to the service center for communication using the above input means
The type of facility and the current location measured above
In response to the type of facility and the current location that you sent ,
Is the type of the facility transmitted by the service center
The position from the current position is within a predetermined range
Receiving means for receiving the facility data of the facility to be operated, the map data read by the reading means, and the position
Current position measured by the measuring means and the receiving means
Based on the facility data received by the
The position and the distance from the current position are within a predetermined range
Drawing means for displaying the facility data and the map located,
And the input means identifies the user of the navigation device.
To accept the input of the user identification information to another
Yes, the transmission means is provided for receiving the facility data as described above.
Characterized by transmitting the received user identification information
Navigation device. 14. A display means for displaying map data is provided.
In the navigation device, map data storage means for storing map data , position measurement means for measuring the current position of the map data , and map data stored in the map data storage means .
Of these, the current position measured by the position measuring means is included.
Read means for reading out map data, input means for inputting the type of facility, and transmission of facility data indicating at least the type and location of the facility.
Input to the service center for communication using the above input means
The type of facility and the current location measured above
In response to the type of facility and the current location that you sent ,
Is the type of the facility transmitted by the service center
The position from the current position is within a predetermined range
Receiving means for receiving the facility data of the facility to be operated, the map data read by the reading means, and the position
Current position measured by the measuring means and the receiving means
Based on the facility data received by the
The position and the distance from the current position are within a predetermined range
The drawing means for displaying the facility data and the map where the facility is located, and the receiving means are provided with a screen for preventing wiretapping on the received facility data.
If rumbled, unlock it to unlock
And a navigation device characterized by comprising:
Place 15. A position, map data, and facility data of oneself.
Method for displaying navigation device on display screen
Therefore , the above facility data at least indicates the type and location of the facility.
A map database that stores map data, including the data shown
In this state, the process of measuring its own current position is executed, the process of accepting the input of the type of facility is executed, and the service center transmitting the facility data described above
The service center is executed in response to the type of the facility that has been transmitted.
Receives facility data corresponding to the type of facility transmitted by
The process of running, the map data stored in the map database
Then, read the map data including the measured current position
After executing the processing, the read map data, the measured current position and
Based on the received facility data, the current location and the current location
If the distance from the current position is within a predetermined range,
Perform the processing to display the setting data and the map on the above display screen.
A method characterized by performing. 16. A position of itself, map data, and facility data
Method for displaying navigation device on display screen
Therefore , the above facility data at least indicates the type and location of the facility.
A map database that stores map data, including the data shown
In this state, the process of measuring its own current position is executed, the process of accepting the input of the type of facility is executed, and the service center transmitting the facility data described above
The type of facility accepted and the current position measured above
Execute the process to send, and in response to the type of facility and the current location sent above, the above
The type of facility that the service center sends and
The distance from the current position is within a predetermined range
Perform the process to receive the facility data of the facility, and check the map data stored in the above map database.
Then, read the map data including the measured current position
After executing the processing, the read map data, the measured current position and
Based on the received facility data, the current location and the current location
If the distance from the current position is within a predetermined range,
Perform the processing to display the setting data and the map on the above display screen.
Method characterized by rows. 17. A facility data is transmitted to a navigation device.
Service centers that provide at least facility type that indicates the type and location of the facility.
Data is transmitted and received between the storage means to be remembered and the navigation device.
Communication means and facility data stored in the storage means
Control hand sending to the navigation device via
And a step for controlling the facility from the navigation device.
Data indicating the class and the current position of the navigation device
When receiving the data indicating, via the communication means,
The type of the facility and the received navigation
Position within a predetermined range from the current position of the device
Is the facility data stored in the storage means?
Selected, and the selected facility data is transmitted via the communication means.
And transmitting to the navigation device
And a service center. 18. A facility data is transmitted to a navigation device.
Service centers that provide at least facility type that indicates the type and location of the facility.
Data is transmitted and received between the storage means to be remembered and the navigation device.
Communication means and facility data stored in the storage means
Control hand sending to the navigation device via
And a step for controlling the facility from the navigation device.
Data indicating the type, the current position of the navigation device,
And data indicating the traveling direction of the navigation device,
When received via the communication means,
The type of the navigation device that has been received.
It is located within a predetermined range from the current distance, and
Predetermined for the direction of travel of the received navigation device
The data of facilities located in the specified angle range is stored in the memory.
Select from the facility data stored by Dan, and select the selected facility data.
Data to the navigation device via the communication means.
A service center characterized by transmitting data to the user. 19. The facility data is transmitted to the navigation device.
Service centers that provide at least facility type that indicates the type and location of the facility.
Data is transmitted and received between the storage means to be remembered and the navigation device.
Communication means and facility data stored in the storage means
Control hand sending to the navigation device via
To prevent wiretapping of facility data transmitted by the communication means.
And a scramble means for scrambling the data , and the control means controls the data indicating the type of facility from the navigation device.
And data indicating the current position of the navigation device,
If it is received via the communication means, it is the type of the facility.
And the received current position of the navigation device
Facility data located within a predetermined range from the distance
The facility data stored in the storage means is selected, and the scramble means is selected for the selected facility data.
Scramble for wiretapping prevention
The facility data multiplied by the navigator through the communication means.
Service characterized by sending to an application device
center. 20. Transmission of facility data to a navigation device
Service centers that provide at least facility type that indicates the type and location of the facility.
Data is transmitted and received between the storage means to be remembered and the navigation device.
Communication means and facility data stored in the storage means
Control hand sending to the navigation device via
To prevent wiretapping of facility data transmitted by the communication means.
Scrambling means for applying the scramble of, the control means, data indicating the type of facility from the navigation device,
Data indicating the current position of the navigation device, and
Data indicating the traveling direction of the navigation apparatus, wherein
If received via communication means, the type of facility that received
And the current position of the received navigation device
Located within a predetermined range from the storage distance and receiving
Predetermined for the traveling direction of the navigation device
The storage means stores the data of the facilities located in the angle range
Select from facility data to be stored, and use the scramble means for the selected facility data.
Scramble for wiretapping prevention
The facility data multiplied by the navigator through the communication means.
Service characterized by sending to an application device
center. 21. Transmission of data to and from a navigation device
Send facility data at the receiving service center
The method is to record facility data that indicates at least the type and location of the facility.
When the database remembered is prepared , the type of facility transmitted by the navigation device and the
Receives data indicating the current position of the navigation device
Execute the process , and if it is the type of facility received above and the
Predetermined from the distance of the current position of the vigation device
The database stores facility data located within the range
Performs the process of selecting from the facility data that is being stored, and the selected facility data is stored in the navigation device.
A service characterized by executing processing to be transmitted to
A method of transmitting facility data in the center.