JP2007225473A - On-vehicle navigation device - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide an on-vehicle navigation device enabling a user to receive quickly a service reflecting new facility addition or an attribute change of a facility, and capable of improving convenience. <P>SOLUTION: This on-vehicle navigation device 1 equipped with a navigation DB is equipped with a database updating means 14 for updating the navigation DB based on facility information acquired by narrow area communication with a facility at which one's own vehicle drops in, in the facility at which one's own vehicle drops in. <P>COPYRIGHT: (C)2007,JPO&INPIT

Description

  The present invention relates to an in-vehicle navigation device, and more particularly to an in-vehicle navigation device suitable for updating a navigation database.

  Conventionally, in-vehicle navigation devices have used a navigation database including all data necessary for navigation to guide the vehicle from its current location to its destination along a recommended route.

  The navigation database includes, for example, map data for displaying a map (background, road, etc.), route calculation data for calculating a recommended route, and facility attributes for searching for a facility such as a store (for example, Search data having information indicating a location, an address, a postal code, a telephone number, a name, service contents, and the like. The search data is also used when displaying a landmark of the facility and a list of facility search results on the display screen of the display.

JP 2004-317222 A

  By the way, conventionally, as an update method for updating the above-mentioned navigation database, a method of performing an annual update in which a hard disk drive storing a database is removed every year in a service center or the like and the contents of the database are rewritten, A method of receiving an update service via a mobile phone or the like, or a method in which a user performs an update operation by manual input has been known.

  However, since such a conventional update method has a low real-time property, even if a new facility is added or a facility attribute (for example, service content) changes, this is quickly updated in the navigation database. I couldn't register. Thus, conventionally, there has been a problem that it is difficult for the user to quickly receive a service reflecting the addition of a new facility or a change in the attribute of the facility.

  Therefore, the present invention has been made in view of such a point, and a user can quickly receive a service reflecting the addition of a new facility or a change in the attribute of the facility, thereby improving convenience. An object of the present invention is to provide an in-vehicle navigation device capable of performing the above.

  In order to achieve the above-described object, an in-vehicle navigation device according to the present invention provides information on a facility (hereinafter referred to as narrow-area communication) acquired by narrow-area communication with a facility where the own vehicle stopped (hereinafter referred to as a stop-in facility). Database update means for updating a navigation database (hereinafter referred to as “navigation DB”) based on “acquired information”. And according to such a structure, it becomes possible to update navigation DB based on narrow area communication acquisition information by a database update means.

  In the in-vehicle navigation device according to the present invention, the narrow-area communication acquisition information includes information indicating the status of the drop-in facility corresponding to the narrow-area communication and attribute information of the stop-in facility, and the narrow-area communication acquisition information Using the navigation DB updated by the database updating means based on the above, and the display means for displaying the landmark of the stop-in facility as a state in which the status of the stop-in facility corresponding to the narrow area communication can be determined Yes. According to such a configuration, the navigation DB is updated based on the narrow area communication acquisition information including the information indicating the status of the drop-in facility corresponding to the narrow-area communication and the attribute information of the stop-in facility by the database updating means. It is possible to display the landmark of the stop-in facility as a state in which the state of correspondence to the narrow area communication can be determined by the display means.

  Here, the information indicating the status of the drop-in facility corresponding to narrow-area communication is information indicating that the stop-in facility supports narrow-area communication or information indicating that the stop-in facility does not support narrow-area communication. It shall be said. Also, the fact that the information indicating that the drop-in facility is compatible with narrow area communication is not included is equivalent to the fact that the information indicating that the stop-in facility is not compatible with narrow area communication is included. Shall be assumed (the same shall apply hereinafter). This also applies to related facilities described later.

  The attribute information of the stop-in facility refers to information indicating the attributes of the stop-in facility (position, address, postal code, telephone number, name, service content, etc.) (hereinafter the same). The same applies to related facilities described later.

  Furthermore, in the in-vehicle navigation device according to the present invention, the narrow area communication acquisition information includes information indicating the status of the related facilities corresponding to the narrow area communication and the attribute information of the related facilities, and the narrow area communication acquisition information And a display means for displaying the landmark of the related facility as a state in which the status of the related facility corresponding to the narrow area communication can be discriminated using the navigation DB updated by the database update means based on Yes. According to such a configuration, the navigation DB is updated based on the narrow area communication acquisition information including the information indicating the status of the related facilities corresponding to the narrow area communication and the attribute information of the related facilities by the database updating unit. Thus, the display means can display the landmarks of the related facilities as a state in which the state of correspondence to the narrow area communication can be determined.

  Furthermore, in the in-vehicle navigation device according to the present invention, the narrow area communication acquisition information includes information indicating the status of the stop-in facility corresponding to the narrow-area communication and the attribute information of the stop-in facility. Using the navigation DB updated by the database updating means based on the information, the display means for displaying the list information of the facilities including the drop-in facilities as a state in which the status of the drop-in facility corresponding to the narrow area communication can be determined. It is characterized by that. According to such a configuration, the navigation DB is updated based on the narrow area communication acquisition information including the information indicating the status of the drop-in facility corresponding to the narrow-area communication and the attribute information of the drop-in facility by the database updating unit. Thus, the display means can display the list information of the facilities including the stop-in facilities as a state in which the status of the stop-in facility corresponding to the narrow area communication can be determined.

  In the in-vehicle navigation device according to the present invention, the narrow area communication acquisition information includes information indicating the status of the related facilities corresponding to the narrow area communication and the attribute information of the related facilities, and the narrow area communication acquisition information Display means for displaying the list information of the facilities including the related facilities as a state in which the status of correspondence to the narrow area communication of the related facilities can be discriminated using the navigation DB updated by the database update means based on It is characterized by. According to such a configuration, the navigation DB is updated based on the narrow area communication acquisition information including the information indicating the status of the related facilities corresponding to the narrow area communication and the attribute information of the related facilities by the database updating unit. Thus, the display means can display the list information of the facilities including the related facilities in a state in which the status of the related facilities corresponding to the narrow area communication can be determined.

  Furthermore, in the in-vehicle navigation device according to the present invention, the narrow area communication acquisition information includes the advertisement information of the stop-in facility, and uses the navigation DB updated by the database update unit based on the narrow area communication acquisition information. And a display means for displaying the advertisement information of the drop-in facility. According to such a configuration, the navigation DB can be updated based on the narrow area communication acquisition information including the advertisement information of the stop-in facility by the database update unit, and the advertisement information of the stop-in facility is displayed by the display unit. Can be displayed.

  Furthermore, in the in-vehicle navigation device according to the present invention, the narrow area communication acquisition information includes the advertisement information of the related facility, and the navigation DB updated by the database update unit based on the narrow area communication acquisition information is stored. And display means for displaying advertisement information of related facilities. And according to such a structure, it becomes possible to update navigation DB based on the narrow area | region communication acquisition information containing the advertisement information of a related facility by a database update means, and the advertisement information of a related facility is displayed by a display means. Can be displayed.

  According to the vehicle-mounted navigation device according to the present invention, as a result of being able to update the navigation DB based on the narrow-area communication acquisition information, the user can provide a service reflecting the addition of a new facility or a change in the attribute of the facility. It can be received quickly and convenience can be improved.

  Further, according to the in-vehicle navigation device of the present invention, a navigation database is created based on the narrow area communication acquisition information including the information indicating the status of the drop-in facility corresponding to the narrow-area communication and the attribute information of the stop-in facility. As a result of being able to update, it is possible to quickly update the information about the facility where the user who is highly necessary for the user actually visited, and the convenience can be further improved. In addition, the landmarks of the stop-in facilities can be displayed in a state in which the status of support for narrow-area communication can be determined. As a result, the updated contents of the navigation DB can be reflected in the map display, further improving convenience. be able to.

  Furthermore, according to the vehicle-mounted navigation device according to the present invention, the navigation DB is updated based on the narrow area communication acquisition information including the information indicating the status of the related facilities corresponding to the narrow area communication and the attribute information of the related facilities. As a result, it is possible to quickly update information on facilities related to the facility where the user who is highly necessary for the user actually visited, and the convenience can be further improved. In addition, the landmarks of related facilities can be displayed in a state in which the status of support for narrow area communication can be determined, so that the user can apply services via narrow area communication on the map displayed on the display. It is possible to easily and reliably grasp related facilities that can be received, and the convenience can be further improved.

  Furthermore, according to the vehicle-mounted navigation device according to the present invention, it is possible to display the list information of the facilities including the stop-in facilities as a state in which the status of the stop-in facility corresponding to the narrow area communication can be determined, as a result of the navigation DB The updated contents can be reflected in the list display of facilities in the peripheral facility search or the like, and the convenience can be further improved.

  Moreover, according to the vehicle-mounted navigation device according to the present invention, it is possible to display the list information of the facilities including the related facilities as a state in which the status of the related facilities corresponding to the narrow area communication can be determined. The updated contents can be reflected in the list display, and the convenience can be further improved.

  Furthermore, according to the vehicle-mounted navigation device according to the present invention, it is possible to display the advertisement information of the drop-in facility, so that the latest service content provided in the drop-in facility can be grasped, and the convenience is further improved. be able to.

  Furthermore, according to the in-vehicle navigation device according to the present invention, the advertisement information of the related facility can be displayed, so that the latest service content provided in the related facility can be grasped, and the convenience is further improved. Can be made.

  Hereinafter, an embodiment of an in-vehicle navigation device according to the present invention will be described with reference to FIGS.

  As shown in FIG. 1, the in-vehicle navigation device 1 according to the present embodiment is roughly divided into a navigation main unit 2, a data read / write device 3 connected to the input side of the navigation main unit 2, and an input operation. The unit 5, the GPS receiver 6 and the autonomous navigation sensor 7, and a display 8 and a speaker 9 connected to the output side of the navigation main unit 2, respectively. The input operation unit 5 may be a remote controller, a touch panel of the display 8, a linear encoder, or the like.

  Furthermore, a DSRC (Dedicated Short Range Communication) receiver 10 is connected to the input side of the navigation main unit 2 as means for performing narrow-area communication. This DSRC receiver 10 may be provided in the vehicle-mounted navigation device 1 from the beginning of manufacture, or may be retrofitted.

  The data read / write device 3 is connected to a storage device 12 such as a hard disk drive, and this storage device 12 stores a navigation DB including various data such as the map data and search data described above. Yes.

  The navigation main unit 2 will be described in detail. The navigation main unit 2 includes an update processing unit 14 as a database update unit. The update processing unit 14 includes a DSRC receiver 10 and a data read / write device 3. Are connected to each other.

  Here, when the drop-in facility provides information by narrow area communication, the information is received by the DSRC receiver 10.

  The facility may be a store or a facility other than a store. Examples of the store include a gas station, a drive-through type store, a convenience store, and the like.

  The DSRC receiver 10 is configured to output information received by the narrow area communication to the update processing unit 14.

  Thereby, the update process part 14 can acquire now the information which a stop-in facility provides by narrow area communication as narrow area communication acquisition information.

  When the update processing unit 14 acquires the narrow area communication acquisition information, the update processing unit 14 is necessary for comparing the data read / write device 3 with at least the narrow area communication acquisition information in the navigation DB stored in the storage device 12. A request for reading data (hereinafter referred to as comparison data) is output. The comparison data may be search data, for example. Further, the comparison data may be data in which the date and time of the previous update is described.

  The update processing unit 14 compares the comparison data read by the data reading / writing device 3 in response to the read request with the narrowband communication acquisition information.

  As a result of this comparison, if the narrow-area communication acquisition information includes new information that is not included in the comparison data, the new information is stored in the storage device 12 to the data read / write device 3. A write request is output.

  Thereby, the data reading / writing device 3 writes the new information in the narrow area communication acquisition information in the storage device 12.

  Therefore, according to the present embodiment, the use acquired by the update processing unit 14 by the narrow area communication with the drop-in facility actually used by the user without waiting for the opportunity of batch update such as the conventional annual update. It is possible to update the navigation DB quickly and automatically based on the frequently acquired narrow area communication acquisition information.

  Furthermore, in this embodiment, the narrow area communication acquisition information includes information indicating the status of the drop-in facility corresponding to the narrow-area communication, attribute information of the stop-in facility, advertisement information of the stop-in facility, and correspondence to the narrow-area communication of the related facility. Information indicating the situation, attribute information of related facilities, and advertisement information of related facilities are included.

  The attribute information of the stop-in facility indicates the attributes of the stop-in facility (position, address, postal code, telephone number, name, service content, etc.) as described above. The related facility attribute information indicates the attributes of the related facility (position, address, postal code, telephone number, name, service content, etc.).

  The update processing unit 14 updates the above-described search data in the navigation DB based on such narrow area communication acquisition information.

  At this time, if the drop-in facility is a new facility that is not registered in the navigation DB at all (for example, a facility newly established on a clear land), information indicating the status of the drop-in facility corresponding to narrow area communication, The attribute information of the drop-in facility and the advertisement information of the drop-in facility are newly registered as search data in the navigation DB.

  Similarly, when the related facility is a new facility that is not registered at all in the navigation DB, information indicating the status of the related facility corresponding to the narrow area communication, attribute information of the related facility, and advertisement information of the related facility Is newly registered as search data in the navigation DB.

  In addition, when the stop-by facility has only the attribute (for example, service content or name) changed from the contents currently registered in the navigation DB, only the attribute information that has changed is stored in the navigation DB. Instead of the currently registered attribute information of the visiting facility, it is newly registered.

  Similarly, when the related facility is one in which only the attribute is changed from the content currently registered in the navigation DB, only the attribute information that has changed is the related facility currently registered in the navigation DB. Will be registered instead of the attribute information.

  In addition, if the drop-in facility has only changed the response status to the narrow area communication from the content currently registered in the navigation DB, only the information indicating the response status of the drop-in facility to the narrow area communication is available. , It will be newly registered in the navigation DB.

  Similarly, in the case where the related facility has changed only the response status to the narrow area communication from the content currently registered in the navigation DB, only the information indicating the response status of the related facility to the narrow area communication is included. Will be newly registered in the navigation DB.

  Note that the related facility may be a store of the same series as the stop-in facility (for example, a store managed by the same company) when the stop-in facility is a store.

  The navigation main unit 2 has a vehicle position calculation unit 15, and a GPS receiver 6 and an autonomous navigation sensor 7 are connected to the input side of the vehicle position calculation unit 15.

  The GPS receiver 6 is configured to output information including a trajectory and time received from a GPS satellite to the vehicle position calculation unit 15. The own vehicle position calculation unit 15 calculates the own vehicle position (absolute position) based on the information output from the GPS receiver 6 (radio navigation).

  The autonomous navigation sensor 7 detects an angular velocity, a vehicle speed, and the like of the own vehicle, and outputs a detection result to the own vehicle position calculation unit 15. The own vehicle position calculation unit 15 calculates the own vehicle position (relative position) based on the detection result output from the autonomous navigation sensor 7 (autonomous navigation).

  If the calculated vehicle position is not on the road in the map data, the vehicle position calculation unit 15 performs a map matching process for correcting the vehicle position to a position on the corresponding road in the map data. ing.

  A data read control unit 16 is connected to the vehicle position calculation unit 15 and the input operation unit 5, and the data read / write device 3 described above is connected to the data read control unit 16.

  The data read control unit 16 is input with the calculation result of the vehicle position calculation unit 15. Then, the data read control unit 16 outputs a request for reading the vehicle position calculated by the vehicle position calculation unit 15 and map data around the vehicle position to the data read / write device 3. .

  Further, the data read control unit 16 outputs a read request for map data at a location designated by the operation of the input operation unit 5 and its surroundings to the data read / write device 3.

  Then, the data reading / writing device 3 reads the map data corresponding to the reading request from the data reading control unit 16 from the storage device 12.

  The navigation main unit 2 has a buffer 18 connected to the data reading / writing device 3, and map data read by the data reading / writing device 3 is temporarily input to the buffer 18. To be saved.

  A map drawing unit 19 is connected to the buffer 18, and map data stored in the buffer 18 is input to the map drawing unit 19.

  Based on the map data input from the buffer 18, the map drawing unit 19 displays the map of the vehicle position and its surroundings, the point designated by the user by the operation of the input operation unit 5 and the surrounding map. Map drawing data for displaying images is generated.

  A display processing unit 20 is connected between the map drawing unit 19 and the display 8, and map drawing data generated by the map drawing unit 19 is input to the display processing unit 20. Yes.

  The display processing unit 20 displays a map image on the display screen of the display 8 based on the map drawing data input from the map drawing unit 19.

  In the present embodiment, a landmark drawing unit 22 is connected between the buffer 18 and the display processing unit 20.

  Here, when the user performs an input operation for displaying the landmark of the facility using the input operation unit 5 (for example, selection of an operation button of “landmark display”, etc.), A retrieval data read request corresponding to this input operation is output to the data reading / writing device 3.

  The data read / write device 3 reads the search data corresponding to the read request from the data read control unit 16 from the storage device 12.

  Search data read from the storage device 12 by the data read / write device 3 is input to the landmark drawing unit 22 after passing through the buffer 18.

  The landmark drawing unit 22 generates landmark drawing data for displaying the landmark of the facility based on the input search data.

  At this time, if the search data includes information indicating the status of the drop-in facility corresponding to narrow area communication and attribute information of the drop-in facility, the landmark drawing unit 22 narrows the landmark of the drop-in facility. Landmark drawing data having a content to be displayed as a state in which the status corresponding to the regional communication can be discriminated is generated.

  In addition, when the search data includes information indicating the status of the related facility corresponding to the narrow area communication and the attribute information of the related facility, the landmark drawing unit 22 displays the landmark of the related facility as the narrow area. Landmark drawing data having a content to be displayed as a state in which the communication response status can be determined is generated.

  The landmark drawing data for these drop-in facilities or related facilities may include, for example, the letters “DSRC” in the vicinity of the landmark body (logo portion).

  The landmark drawing data generated by the landmark drawing unit 22 is input to the display processing unit 20.

  Then, the display processing unit 20 displays the facility landmarks superimposed on the map displayed on the display screen of the display 8 based on the inputted landmark drawing data.

  Thereby, in this embodiment, the landmark drawing part 22, the display processing part 20, and the display 8 function as display means, so that the landmarks of the stop-off facility and related facilities can be displayed in a state corresponding to narrow area communication. It can be displayed as a discriminable state.

  In the present embodiment, the navigation main unit 2 has a facility search unit 23, the input operation unit 5 and the buffer 18 are on the input side of the facility search unit 23, and the data read control unit is on the output side. 16 are connected to each other.

  When the user performs an input operation for searching for a facility using the input operation unit 5 (for example, selection of an operation button for “surrounding facility search”, etc.), the facility search unit 23 passes through the data read control unit 16. Thus, the data reading / writing device 3 is made to read the search data in the recording device 12.

  Then, the facility search unit 23 acquires the search data read by the data reading / writing device 3 via the buffer 18, and selects a facility according to the user's input operation from the acquired search data. It comes to search.

  Further, a facility list / advertisement drawing unit 24 is connected between the facility search unit 23 and the display processing unit 20, and the search result of the facility search unit 23 is input to the facility list / advertisement drawing unit 24. It has come to be.

  The facility list / advertisement drawing unit 24 generates list drawing data for displaying the searched facility list information based on the search result input from the facility search unit 23.

  At this time, the facility list / advertisement drawing unit 24 includes a facility whose information is updated by the update processing unit 14 in the search result, that is, a drop-in facility or a related facility to which information indicating the state of correspondence to narrow area communication is added. If it is included, search result drawing data is generated to display the information on the drop-in facility or related facility as a state in which the status of narrow-area communication can be determined. The list drawing data in this case may display, for example, characters with the word “DSRC compatible” added after the name of the stop-in facility or related facility.

  The list drawing data generated by the facility list / advertisement drawing unit 24 is input to the display processing unit 20.

  The display processing unit 20 displays the facility list information on the display screen of the display 8 based on the input list drawing data.

  Thus, in the present embodiment, the facility list / advertisement drawing unit 24, the display processing unit 20, and the display 8 mainly function as a display unit, so that the list information of the facility including the stop-in facility or the related facility is stored in the stop-in facility or It is possible to display the status of the related facilities corresponding to the narrow area communication as a distinguishable state.

  Furthermore, the facility list / advertisement drawing unit 24 generates advertisement information drawing data for displaying the advertisement information of the searched facility based on the search result input from the facility search unit 23.

  The advertisement information drawing data generated by the facility list / advertisement drawing unit 24 is input to the display processing unit 20 and displayed on the display screen of the display 8 by the display processing unit 20.

  As a result, in the present embodiment, the facility list / advertisement drawing unit 24, the display processing unit 20, and the display 8 mainly function as a display unit, so that it is possible to display advertisement information about a stop-in facility or a related facility. Become.

  A host vehicle position drawing unit 26 is connected between the host vehicle position calculation unit 15 and the display processing unit 20, and the host vehicle position drawing unit 26 includes the host vehicle position calculation unit 15. Information on the vehicle position is input.

  The vehicle position drawing unit 26 generates vehicle position drawing data for displaying the vehicle position mark based on the vehicle position information input from the vehicle position calculation unit 15. .

  The vehicle position drawing data generated by the vehicle position drawing unit 26 is input to the display processing unit 20.

  The display processing unit 20 displays the vehicle position mark on the map displayed on the display screen of the display 8 based on the input vehicle position drawing data.

  A route calculation unit 27 is connected to the output side of the input operation unit 5, the vehicle position calculation unit 15, and the buffer 18 and to the input side of the data read control unit 16.

  The route calculation unit 27 performs route calculation for calculating a recommended route from the vehicle position calculated by the vehicle position calculation unit 15 to the destination set by the input operation of the input operation unit 5. ing.

  The route calculation unit 27 causes the data read / write device 3 to read out route calculation data (road network data, etc.) in the navigation DB via the data read control unit 16 and to read out the route calculation. The route calculation data is used for route calculation.

  A guide image drawing unit 28 is connected to the output side of the route calculation unit 27 and the buffer 18 and to the input side of the display processing unit 20.

  The guide image drawing unit 28 generates guide image drawing data for displaying a guide image such as an image of a recommended route or an enlarged intersection image based on the recommended route calculated by the route calculation unit 27. .

  For the generation of the guide image drawing data, the map data stored in the buffer 18 is used as necessary.

  A voice guide unit 29 is connected to the output side of the route calculation unit 27, and the above-described speaker 9 is connected to the output side of the voice guide unit 29.

  The voice guidance unit 29 generates guidance voice data for performing voice guidance such as intersection left / right turn guidance based on the recommended route calculated by the route calculation unit 27, and sends the generated guidance voice data to the speaker 9. It is designed to output.

  The speaker 9 outputs voice data generated by the voice guide unit 29 by voice.

  Next, the operation of this embodiment will be described with a specific example.

  First, as shown in FIG. 2, the host vehicle 31 equipped with the in-vehicle navigation device 1 is driven, and a petrol station 32 of a XX shop (XX is a place name) managed by A Oil (company name) as a stop-in facility. Stop at and refuel.

  At this time, when a service or payment is received via the DSRC roadside device 33 installed at the gas station 32, the information provided by the gas station 32 by the DSRC roadside device 33 is received by the DSRC receiver 10 of the own vehicle 31. Then, the update processing unit 14 acquires the information as narrow area communication acquisition information.

This narrow area communication acquisition information includes information and attribute information indicating the status of correspondence to narrow area communication for the gas station 32 of the A petroleum OO store.

  In addition, the narrow area communication acquisition information includes information and attribute information indicating the state of correspondence to the narrow area communication for the gas stations (related facilities) managed by A oil other than the gas station 32 of the A oil XX store. ing.

  Next, the update processing unit 14 reads the above-described comparison data in the navigation DB from the storage device 12 via the data reading / writing device 3, and compares this comparison data with the narrow area communication acquisition information.

  As a result of this comparison, if the narrow-area communication acquisition information includes new information that is not included in the comparison data, the new data is written to the storage device 12 via the data read / write device 3. To update the navigation DB.

  Next, when the user performs an input operation for displaying the current vehicle position and a map in the vicinity thereof (enlarged map) together with the landmarks using the input operation unit 5 in the gas station 32, the data read / write operation is performed. In response to a read request from the data read control unit 16, the loading device 3 reads the vehicle position and map data and search data in the vicinity thereof from the storage device 12.

  The map data read by the data read / write device 3 is input to the map drawing unit 19 after passing through the buffer 18.

  The search data read by the data reading / writing device 3 is input to the landmark drawing unit 22 after passing through the buffer 18.

  Further, at this time, information on the vehicle position calculated by the vehicle position calculation unit 15 is input to the vehicle position drawing unit 26. The vehicle position is calculated by radio navigation based on input information from the GPS receiver 6 or autonomous navigation based on a detection result from the autonomous navigation sensor 7 as described above.

  Next, the map drawing unit 19 generates map drawing data for displaying the own vehicle position and an enlarged map in the vicinity thereof based on the input map data, and the generated map drawing data is displayed in the display processing unit 20. input.

  At this time, the landmark drawing unit 22 generates landmark drawing data for displaying the landmark of the A petroleum XX store at the own vehicle position based on the input search data. This search data includes information on the status of A Oil XX store's response to narrow-area communication by updating by the update processing unit 14.

  As a result, the landmark drawing unit 22 generates landmark drawing data for displaying the landmark of the A petroleum OO store as a state in which the status of correspondence to narrow area communication can be determined. The landmark drawing unit 22 inputs the generated landmark drawing data to the display processing unit 20.

  Further, at this time, the vehicle position drawing unit 26 generates vehicle position drawing data for displaying a mark of the vehicle position based on the input vehicle position information, and the generated vehicle position is generated. Drawing data is input to the display processing unit 20.

  Next, the display processing unit 20 synthesizes the input map drawing data, landmark drawing data, and own vehicle position drawing data and outputs the combined data to the display 8.

  As a result, as shown in FIG. 3, on the display screen 8 a of the display 8, a landmark 34 indicating the petrol station 32 of the A oil XX store is displayed on the map 35 and its own map position in the vicinity thereof. It is displayed together with the mark 36.

  At this time, since the characters “DSRC” are added to the landmark 34, the user can use the gasoline station of the landmark 34 (gas station 32 of A Petroleum XX store) corresponding to the narrow area communication. Can be easily determined.

  Next, when the user performs an operation for displaying a map of a wider area than the map of FIG. 3 together with the landmarks using the input operation unit 5, map data in a wider area than in the case of the map of FIG. The search data is read from the storage device 12 and used for displaying the map.

  In this case, as shown in FIG. 4, on the display screen 8a of the display 8, in addition to the landmark 34 indicating the gas station 32 of the A Petroleum XX store, A Petroleum △△ (△△ is the place name) ) Landmark 39 indicating the gas station of the store, Landmark 40 indicating the gas station of the A Oil □□ (□□ is the place name), and Landmark 41 indicating the gas station of the A Oil XX (XX is the place name) store. Is displayed together with the vehicle position and its surrounding map 38 and the vehicle position mark 36.

  At this time, in addition to the landmark 34 indicating the gas station 32 of the A oil XX store, the landmark 40 indicating the gas station of the A oil □□ store and the landmark 41 indicating the gas station of the A oil XX store , “DSRC” is appended. For this reason, the user can use the gasoline stations with landmarks 32, 40, and 41 with the characters “DSRC” (A Petroleum XX Store, □□ Store, XX Store Gas Station) compatible with narrow area communication. Can be easily determined.

  On the other hand, since the character “DSRC” is not added to the landmark 39 indicating the gas station of the A oil △△ store, the user can use the gasoline station of the landmark 39 (the gas station of the A oil △△ store). It is possible to easily determine that is not compatible with narrow area communication.

  Next, when the user performs an input operation for searching for a nearby facility for the gas station using the input operation unit 5, the facility search unit 23 reads the data from the storage device 12 using the data reading / writing device 3. The retrieved search data is acquired, and the facility corresponding to the input operation of the user is searched from the acquired search data.

  As a result, four gas stations are obtained as search results: A oil XX store gas station 32, A oil △ store gas station, A oil □□ gas station, and A oil XX store gas station. The

  The facility search unit 23 inputs the search result to the facility list / advertisement drawing unit 24.

  The facility list / advertisement drawing unit 24 displays list drawing data for displaying a list of the searched four gas stations based on the input search results, and an advertisement for displaying advertisement information of each gas station. Information drawing data is generated.

  At this time, since the search result includes information indicating the correspondence status of the four gas stations to the narrow area communication by updating by the update processing unit 14, the facility list / advertisement drawing unit 24 stores each gasoline List drawing data is generated for displaying the list information of the stations as a state in which the status corresponding to the narrow area communication of each gas station can be determined.

  Then, the facility list / advertisement drawing unit 24 inputs the generated list drawing data and advertisement information drawing data to the display processing unit 20.

  Next, the display processing unit 20 outputs the input list drawing data to the display 8.

  Thereby, as shown in FIG. 5, the list information 43 of the four gas stations is displayed on the display screen 8 a of the display 8.

  At this time, among the four petrol stations, the petrol station of A Petroleum ○○ store, the petrol station of A Petroleum □□ store, and the petrol station of A Petroleum XX store, after the letter indicating the name of each petrol station, The letters “DSRC compatible” are appended.

  On the other hand, only the letter indicating the name is displayed for the gas station of the A oil ΔΔ store.

  As a result, the gas station of the A Oil XX store, the gas station of the A Oil □□ store, and the gas station of the A Oil XX store are compatible with narrow area communication. It is possible to easily determine that is not compatible with narrow area communication.

  Furthermore, as shown in FIG. 6, on the display screen 8a of the display 8, advertisement information 45 indicating the price of oil at the gas station is displayed. The display of the advertisement information 45 may be performed simultaneously with the display of the list information 43. Alternatively, the characters of each gas station in the list information 43 are displayed in a state that can be selected by the user by operating the input operation unit 5, and the advertisement information 45 only for the gas station selected in the list information 43 is displayed later (for example, , Pull-down display).

  As described above, according to the present embodiment, as a result of being able to update the navigation DB based on the narrow area communication acquisition information, a service in which the user reflects the addition of a new facility or a change in the attribute of the facility. Can be received quickly, and convenience can be improved.

  Further, when the facility is a store, customer attraction can be improved by providing convenient information to the user via narrow area communication.

  In addition, this invention is not limited to embodiment mentioned above, A various change is possible as needed.

The block diagram which shows embodiment of the vehicle-mounted navigation apparatus which concerns on this invention The figure which illustrates the state of the narrow area communication of the own vehicle carrying a vehicle-mounted navigation apparatus, and a stop-in facility in embodiment of the vehicle-mounted navigation apparatus concerning this invention The figure which shows an example of the display state of the landmark of a stop-in facility in embodiment of the vehicle-mounted navigation apparatus which concerns on this invention. The figure which shows an example of the display state of the landmark of a stop-in facility and a related facility in embodiment of the vehicle-mounted navigation apparatus concerning this invention The figure which shows an example of the display state of the list information of facilities in embodiment of the vehicle-mounted navigation apparatus which concerns on this invention. The figure which shows an example of the display state of the advertisement information of a facility in embodiment of the vehicle-mounted navigation apparatus which concerns on this invention.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Car navigation apparatus 8 Display 14 Update processing part 20 Display processing part 22 Landmark drawing part 24 Facility list / advertisement drawing part 34,39,40,41 Landmark 43 List information 45 Advertisement information

Claims (7)

An in-vehicle navigation device equipped with a navigation database,
A vehicle-mounted navigation device comprising database update means for updating the navigation database based on facility information acquired by narrow-area communication with the facility where the host vehicle stopped. Information on the facility acquired by the narrow area communication includes information indicating the status of the facility that the vehicle has stopped to support narrow area communication, and attribute information of the facility on which the vehicle has stopped,
Using the navigation database updated by the database updating unit based on the facility information acquired by the narrow area communication, the landmark of the facility where the own vehicle has stopped is displayed as the landmark of the facility where the own vehicle has stopped. The in-vehicle navigation device according to claim 1, further comprising display means for displaying a status corresponding to narrow area communication as a discriminable state. The facility information acquired by the narrow area communication includes information indicating the status of the related facility corresponding to the narrow area communication and the attribute information of the related facility, which is a facility related to the facility where the host vehicle stops. And
Using the navigation database updated by the database update unit based on the facility information acquired by the narrow area communication, the landmark of the related facility is displayed, and the corresponding status of the related facility to the narrow area communication is indicated. The in-vehicle navigation device according to claim 1 or 2, further comprising display means for displaying as a distinguishable state. Information on the facility acquired by the narrow area communication includes information indicating the status of the facility that the vehicle has stopped to support narrow area communication, and attribute information of the facility on which the vehicle has stopped,
Using the navigation database updated by the database updating means based on the facility information acquired by the narrow area communication, the host vehicle has dropped the facility list information including the facility where the host vehicle has stopped. The vehicle-mounted navigation device according to any one of claims 1 to 3, further comprising display means for displaying a state of correspondence to the narrow area communication of the facility as a distinguishable state. The facility information acquired by the narrow area communication includes information indicating the status of the related facility corresponding to the narrow area communication and the attribute information of the related facility, which is a facility related to the facility where the host vehicle stops. And
Using the navigation database updated by the database update unit based on the facility information acquired by the narrow area communication, the facility list information including the related facilities is transferred to the narrow area communication of the related facilities. The in-vehicle navigation device according to any one of claims 1 to 4, further comprising display means for displaying a correspondence status as a state in which the correspondence status can be discriminated. The facility information acquired by the narrow area communication includes advertisement information of the facility where the host vehicle stopped,
Using a navigation database updated by the database updating unit based on the facility information acquired by the narrow area communication, and further comprising a display unit for displaying advertisement information of the facility where the host vehicle has stopped. The in-vehicle navigation device according to any one of claims 1 to 5, wherein the on-vehicle navigation device is characterized. The facility information acquired by the narrow area communication includes advertisement information of a related facility that is a facility related to the facility where the host vehicle stopped,
A display means for displaying advertisement information of the related facility using the navigation database updated by the database update means based on the facility information acquired by the narrow area communication. The vehicle-mounted navigation device according to any one of claims 1 to 6.

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