JP5456376B2 - Car navigation system - Google Patents

Description

  The present invention relates to an in-vehicle navigation device, and more particularly, to an in-vehicle navigation device suitable for sending a part of a plurality of occupants on a host vehicle to a destination.

  Conventionally, in an in-vehicle navigation device, when a vehicle is guided to a destination along a route to the destination, the user searches for a parking lot near the destination and presents it to the user. Improvement in convenience when going to the ground has been performed (see, for example, Patent Document 1).

JP 2002-243471 A JP 2006-38626 A JP 2008-20210 A JP 2008-96361 A

  By the way, as one of the usage modes of the own vehicle, some occupants (usually occupants other than the driver, i.e. passengers) out of a plurality of occupants riding on the own vehicle are sent to a destination such as a facility. When using the host vehicle in such a mode of use, stop the host vehicle at a point near the destination (temporarily stop) and send the corresponding passenger to the destination to the host vehicle. It was common to get off from.

  Here, the technique described in Patent Document 1 is very effective when applied to a usage mode in which all occupants get off the host vehicle in the vicinity of the destination because all occupants head for the destination.

  However, when the technique described in Patent Document 1 is applied to a usage mode in which some occupants are sent to a destination, it is sufficient if the host vehicle can stop near the destination. A parking lot will be presented.

  Therefore, conventionally, there has been a problem in that it is not always possible to present a suitable getting-off point according to the use mode of the host vehicle.

  Therefore, the present invention has been made in view of such problems, and it is possible to present a suitable getting-off point according to the usage mode of the host vehicle, and to improve the convenience. Is intended to provide.

In order to achieve the above-described object, an in-vehicle navigation device according to the present invention is an in-vehicle navigation device including map data storage means in which map data is stored, and a driver and a passenger get on the own vehicle. Boarding determination means for determining whether or not the vehicle is traveling, and whether to perform a driving for sending, which is a driving for sending some of the passengers on the host vehicle to the destination An inquiry screen displaying means for displaying an inquiry screen in which an inquiry message is written on the display unit in a state where a response operation for responding to the inquiry message is possible, and the inquiry displayed by the inquiry screen display means An input operation means capable of responding to the screen, and the input operation means for sending the inquiry screen to the inquiry screen. Stopable point search means for searching for a stopable point near the destination based on the map data stored in the map data storage means when a positive response operation for driving is performed; , When a negative response operation not to perform the driving for sending is performed on the inquiry screen by the input operation unit, based on the map data stored in the map data storage unit, A parking spot searching means for searching for a parking spot in the vicinity of the destination and a stop capable of guiding the searched stop spot to the user when the stop possible spot is searched by the stop spot searching means. When the parking available spot is searched for by the location guidance means and the parking available spot searching means, parking is possible for guiding the searched parking available spot to the user. And a point guidance means, the inquiry screen display means is characterized by comprising displaying the inquiry screen when a positive determination is obtained by the passenger determination means.

According to such a configuration, when an affirmative response operation for performing a driving for sending is performed on the inquiry screen, it is possible to search and guide a stopable point near the destination. On the other hand, if a negative response operation that does not perform driving for sending is made on the inquiry screen, it is possible to search and guide a parking available point near the destination, It is possible to present a suitable getting-off point according to the use mode of the host vehicle.
Furthermore, since the inquiry screen can be automatically displayed only when there is a possibility that the driving for feeding is performed based on the determination result of the boarding determination means, the user is confused by the display of the unnecessary inquiry screen. Can be avoided, and the operation burden on the user when necessary can be reduced.

  Further, the vehicle is provided with destination determination means for determining whether or not the destination is a point near an intersection based on the map data stored in the map data storage means, If a positive determination result is obtained by the destination determination means, the stopable point may be searched from within an area near the destination that is a predetermined distance or more away from an intersection near the destination. Good.

  According to such a configuration, when the destination of the driving for sending is a point near the intersection, the search area for the stopable point is set to a destination that is more than a predetermined distance from the intersection near the destination. By limiting the area to a nearby area, it is possible to efficiently search and guide a legitimate stopable point.

  Furthermore, the vehicle position detecting means for detecting the own vehicle position and the destination setting means for setting the destination are provided, and the inquiry screen display means obtains a positive determination result by the boarding determination means, And when the required travel distance from the vehicle position detected by the vehicle position detection means to the destination set by the destination setting means is within a predetermined distance, the inquiry screen is displayed, and the stop The possible point searching means searches for the stop possible point in the vicinity of the destination set by the destination setting means when the positive response operation to the inquiry screen is performed, and searches for the parking possible point. When the negative response operation to the inquiry screen is performed, the means is configured to set the destination near the destination set by the destination setting means. The car can point may be searched.

  According to such a configuration, the inquiry screen is displayed only when there is a higher possibility that the driving for feeding is performed based on the determination result of the boarding determination means and the required travel distance from the vehicle position to the destination. Can be automatically displayed, so that confusion of the user due to display of an unnecessary inquiry screen can be avoided more reliably.

  Further, the vehicle position detection means for detecting the vehicle position, and the travel history recording means for recording the route actually traveled by the vehicle in the storage means as the travel history based on the detection result of the vehicle position detection means. And based on the detection result of the own vehicle position detection means and the travel history recorded by the travel history recording means, the host vehicle considers that the host vehicle is currently traveling on a route traveled in the past. Travel inquiry means for making a travel judgment that is a judgment as to whether or not the vehicle can be judged, and the inquiry screen display means obtains a positive judgment result by the boarding judgment means and affirmative by the travel judgment means The inquiry screen is displayed when a correct determination result is obtained, and the stopping point searching means performs a previous response operation when the positive response operation is performed on the inquiry screen. The host vehicle is considered to be currently traveling, the end point of the route on which the host vehicle has traveled in the past is regarded as a destination, the stopable point in the vicinity of the destination is searched, and the parking point search unit is When the negative response operation to the inquiry screen is performed, it is considered that the host vehicle is currently traveling, and the end point of the route on which the host vehicle has traveled in the past is regarded as the destination and the vicinity of the destination You may search for the said parking possible point.

  And according to such a structure, even when the destination is not set, in the case where there is a possibility that driving for feeding may be performed based on the current traveling state of the host vehicle and the past traveling history Since the inquiry screen can be automatically displayed, the convenience can be improved.

  The vehicle further comprises destination setting means for setting a destination, wherein the travel determination means performs the travel determination when the host vehicle starts traveling without setting the destination by the destination setting means. Also good.

  And according to such a structure, by performing the automatic display of the inquiry screen based on the present traveling state and the past traveling history of the own vehicle when the own vehicle starts traveling without setting the destination. In view of the fact that it is not uncommon to set a destination when performing a driving operation, an inquiry screen may be automatically displayed only when the possibility of performing a driving operation is even higher. Therefore, user confusion due to unnecessary display of the inquiry screen can be avoided more reliably.

Furthermore, the inquiry screen display means waits for the host vehicle to stop when a positive determination result is obtained by the boarding determination means and a positive determination result is obtained by the travel determination means. The inquiry screen may be displayed.

  And according to such a structure, since the inquiry screen can be displayed waiting for the own vehicle to stop, driving safety can be ensured.

The destination screen setting means includes a destination setting means for setting a destination, and the inquiry screen display means obtains a positive determination result by the boarding determination means, and the destination is set by the destination setting means. The inquiry screen is displayed in the case where the stoppage possible point searching means is the stop near the destination set by the destination setting means when the positive response operation to the inquiry screen is performed. The parking spot searching means searches for a parking spot near the destination set by the destination setting means when the negative response operation to the inquiry screen is performed. You may search.

  According to such a configuration, the configuration can be simplified by displaying the inquiry screen when the destination is set by the destination setting means.

  ADVANTAGE OF THE INVENTION According to this invention, the suitable alighting point according to the utilization aspect of the own vehicle can be shown, and the convenience can be improved.

The hardware block diagram which shows embodiment of the vehicle-mounted navigation apparatus which concerns on this invention The functional block diagram which shows navigation CPU in embodiment of the vehicle-mounted navigation apparatus concerning this invention The schematic diagram which shows an example of an inquiry screen in embodiment of the vehicle-mounted navigation apparatus which concerns on this invention. The schematic diagram which shows the example of guidance of an applicable stop point in embodiment of the vehicle-mounted navigation apparatus which concerns on this invention. The schematic diagram which shows the example of guidance of an applicable parking spot in embodiment of the vehicle-mounted navigation apparatus which concerns on this invention. The flowchart which shows embodiment of the vehicle-mounted navigation apparatus which concerns on this invention

  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 GPS receiver 3 connected to the navigation main unit 2, an autonomous navigation sensor 4, and an input operation unit 5. , A display 7, a speaker 8, and a seat load sensor 10.

  The GPS receiver 3 receives GPS information (information on time and orbit) distributed from a GPS satellite (not shown), and outputs the received GPS information to the navigation main unit 2 side.

  The autonomous navigation sensor 4 detects the acceleration of the host vehicle, the vehicle speed, the host vehicle direction, and the like, and outputs the detection result to the navigation main unit 2 side. The autonomous navigation sensor 4 may be a gyro sensor, a vehicle speed sensor (vehicle speed pulse), or the like.

  The input operation unit 5 is used for various input operations to the in-vehicle navigation device 1. The input operation unit 5 may be a remote controller, a touch panel of the display 7, a linear encoder, a rotary encoder, or the like.

  The seat load sensor 10 is disposed in each of the driver's seat and the seat other than the driver's seat (passenger seat and rear seat), and each seat load sensor 10 detects that an occupant is seated in the corresponding seat. The detection result is output to the navigation main unit 2 side. The seat load sensor 10 may be a known sensor that detects a load such as a piezoelectric sensor.

  Next, the navigation main unit 2 will be described in detail. As shown in FIG. 1, the navigation main unit 2 includes a navigation CPU 12, a ROM 14, a RAM 15, and a hard disk drive (HDD) 16 connected to the system bus 11, respectively. Yes.

  Here, the navigation CPU 12 executes various functions of the vehicle-mounted navigation device 1 such as a map display function, a vehicle position calculation function, a route search function, and a route guidance function.

  The ROM 14 stores an execution program for the navigation CPU 12, and the navigation CPU 12 executes the functions of the in-vehicle navigation device 1 by executing the execution program.

  Further, the RAM 15 is used for temporary storage of data such as processing results by the navigation CPU 12.

  Furthermore, the hard disk drive 16 functions as map data storage means, and the hard disk drive 16 stores map data. Map data includes, for example, road data (shape interpolation points, segments, links, nodes, link strings, road names, traffic conditions, traffic signs, etc.), background data (points, polylines, polygons, text, etc.) Data), road network data (data having nodes, links, traffic conditions, etc.) and search data (area name, address, zip code and POI (Points Of Interest)) Data). The map data configured as described above is appropriately used for executing various functions of the navigation CPU 12.

  Next, the navigation CPU 12 will be described in detail. As shown in FIG. 2, the navigation CPU 12 has, as one of its functional blocks, a vehicle position calculation unit 18 as vehicle position detection means. GPS information output from the GPS receiver 3 and detection results output from the autonomous navigation sensor 4 are input to the vehicle position calculation unit 18. And the own vehicle position calculation part 18 performs the satellite navigation which calculates (detects) an own vehicle position as an absolute coordinate based on the GPS information input from the GPS receiver 3 side. In addition, the vehicle position calculation unit 18 calculates an autonomous navigation that calculates (detects) the vehicle position as a relative position that is a change from the previous positioning position based on the detection result input from the autonomous navigation sensor 4 side. To do. Further, the vehicle position calculation unit 18 uses the map data stored in the hard disk drive 16 to correct the vehicle position calculated by satellite navigation or autonomous navigation to a position on the road corresponding to the map data. Map matching processing is performed. When the map matching process is properly performed, the own vehicle position calculation unit 18 uses the own vehicle position after the map matching process as a final calculation result.

  As shown in FIG. 2, the navigation CPU 12 has a map drawing unit 19 as one of its functional blocks. The map drawing unit 19 includes the calculation result of the vehicle position calculation unit 18 and the hard disk drive. A map showing a predetermined area around the vehicle position calculated by the vehicle position calculation unit 18 is displayed on the display 7 based on the map data stored in the map 16.

  Further, as shown in FIG. 2, the navigation CPU 12 has a vehicle position drawing unit 20 as one of its functional blocks, and the vehicle position drawing unit 20 is displayed by the map drawing unit 19. A host vehicle position mark indicating the host vehicle position calculated by the host vehicle position calculator 18 is superimposed on the map.

  Furthermore, as shown in FIG. 2, the navigation CPU 12 has a destination setting unit 21 as destination setting means as one of its functional blocks. The destination setting unit 21 displays an operation screen for destination setting on the display 7 and then responds to a user input operation using the input operation unit 5 for the displayed operation screen for destination setting. The destination is set.

  As shown in FIG. 2, the navigation CPU 12 includes a route search unit 23 as one of its functional blocks. The route search unit 23 is set by the destination setting unit 21 from the own vehicle position calculated by the own vehicle position calculation unit 18 based on map data (mainly road network data) stored in the hard disk drive 16. The route calculation to search for the route to the destination is performed.

  Further, as shown in FIG. 2, the navigation CPU 12 has a route guidance unit 24 as one of its functional blocks, and the route guidance unit 24 follows the route searched by the route search unit 23. Route guidance (route guidance) for guiding the host vehicle to the destination is performed. In this route guidance, for example, an enlarged view of an intersection is displayed on the display 7, or an image of the route searched by the route search unit 23 is superimposed on the map displayed on the display 7 by the map drawing unit 19. Alternatively, it is performed by outputting a sound for turning right and left at the intersection via the speaker 8 or the like.

  As shown in FIG. 2, the navigation CPU 12 has an inquiry screen drawing unit 25 as an inquiry screen display unit as one of its functional blocks. The inquiry screen drawing unit 25 inquires of the user whether or not to perform a driving for sending, which is a driving for sending some of the occupants of the host vehicle to the destination. The inquiry screen on which the inquiry message is written is displayed on the display 7 in a state where a response operation for responding to the inquiry message is possible.

  For example, the inquiry screen drawing unit 25 may display an inquiry screen 26 as shown in FIG. In the inquiry screen 26 of FIG. 3, the characters “is it driving for sending a person on board?” Are described as an inquiry message, and a first response operation for performing a positive response operation to the inquiry message. One operation button 27 and a second operation button 28 for performing a negative response operation to the inquiry message are displayed to be operable by the input operation unit 5 as an input operation means. In addition to the one shown in FIG. 3, for example, various modes such as “Are you going to send a passenger?” Or “Are you sending?” Can be considered as the inquiry message.

  Returning to FIG. 2, the navigation CPU 12 has a stoppable point search unit 30 as stoppable point search means as one of its functional blocks. This stoppable point search unit 30 stores the map data stored in the hard disk drive 16 when the input operation unit 5 performs an affirmative response operation to perform the driving for sending on the inquiry screen. Based on the above, a stopable point in the vicinity of the destination (hereinafter referred to as a corresponding stoppable point) is searched. At this time, the stoppable point search unit 30 sets the corresponding stoppable point from within the search region as a search region of the stoppable point using a circular region whose radius is a predetermined distance (for example, 100 m) centered on the destination. You may make it search. In addition, as said applicable stop possible point, the point on the road near the destination can be mentioned. Further, in searching for the relevant stopping point, information on traffic restrictions (such as vehicle closure and parking stop) in the vicinity of the destination in the map data is also used.

  As shown in FIG. 2, the navigation CPU 12 has a parking spot search unit 31 as a parking spot search means as one of its functional blocks. The parking location search unit 31 is a map stored in the hard disk drive 16 when the input operation unit 5 performs a negative response operation not to perform the driving for sending on the inquiry screen. Based on the data, a point where parking is possible in the vicinity of the destination (hereinafter referred to as a corresponding parking point) is searched. At this time, the parking spot search unit 31 uses the circular area having a radius centered on the destination as a predetermined distance (for example, 100 m) as the search area for the applicable parking spot, and determines the corresponding parking spot from the search area. You may make it search. In addition, as said applicable parking possible point, the coin parking of the vicinity of the destination etc. can be mentioned.

  Further, as shown in FIG. 2, the navigation CPU 12 has a stoppable point guide unit 32 as stoppable point guide means as one of its functional blocks. This stoppable point guide unit 32 is configured to guide the searched stoppable point to the user when the stoppable point search unit 30 searches for the stoppable point.

  Furthermore, as shown in FIG. 2, the navigation CPU 12 has a parking available point guide unit 33 as a parking available point guide as one of the functional blocks. When the relevant parking available spot is searched by the available parking spot searching unit 31, the parking available spot guiding unit 33 guides the searched relevant parking available spot to the user.

  According to such a configuration, when the affirmative response operation is performed on the inquiry screen, it is possible to search and guide the corresponding stopable point, while on the inquiry screen When the negative response operation is performed, it is possible to search for and guide the corresponding parking available point, so that it is possible to present a suitable getting-off point according to the use mode of the host vehicle.

  In addition to the above configuration, as shown in FIG. 2, the navigation CPU 12 further includes a boarding determination unit 34 as an occupant determination unit as one of its functional blocks. Based on the detection result of the seat load sensor 10, the boarding determination unit 34 determines whether the driver and the passenger are both in the vehicle (hereinafter referred to as boarding determination). Yes.

  As shown in FIG. 2, the navigation CPU 12 has a required travel distance determination unit 35 as one of its functional blocks. The required travel distance determination unit 35 is based on the map data stored in the hard disk drive 16 and travels from the vehicle position calculated by the vehicle position calculation unit 18 to the destination set by the destination setting unit 21. The required travel distance is calculated, and it is determined whether the calculated required travel distance is within a predetermined distance (hereinafter referred to as distance determination).

  In the present embodiment, the inquiry screen drawing unit 25 obtains a positive determination result in the boarding determination of the boarding determination unit 34, and positive determination result in the distance determination of the required travel distance determination unit 35. When the above is obtained, the inquiry screen is automatically displayed.

  According to such a configuration, the inquiry screen can be automatically displayed only when there is a high possibility that the operation for feeding is performed, so that the confusion of the user due to the display of the unnecessary inquiry screen is avoided. It is possible to reduce the operation burden on the user when necessary.

  In addition to the above configuration, as shown in FIG. 2, the navigation CPU 12 further includes a destination determination unit 36 as a destination determination unit as one of its functional blocks. The destination determination unit 36 determines whether or not the destination set by the destination setting unit 21 is a point near an intersection based on the map data stored in the hard disk drive 16 (hereinafter referred to as a destination). (Referred to as determination). Here, the destination determination unit 36 determines a positive determination result when an intersection exists within an area having a radius centered on the destination set by the destination setting unit 21 and having a predetermined distance (for example, 50 m). May be output. In addition, the intersection near the destination is not limited to one location, and there may be a plurality of locations.

  In the present embodiment, when the destination determination unit 36 obtains a positive determination result in the destination determination, the stoppable point searching unit 30 determines a predetermined distance (for example, from an intersection near the destination) , 30 m), the relevant stop point is searched from within an area near the destination that is more than 30 m) away. At this time, the stop point search unit 30 is configured to remove the circular area having a radius of a predetermined distance (for example, 30 m) from the search area for the corresponding stop point described above and centering on an intersection near the destination. You may make it search the applicable stop possible point.

  According to such a configuration, it is possible to efficiently search and guide the corresponding stoppable point at which a part of passengers who should head to the destination can be dismissed legally.

  In addition, the guidance of the said stop possible spot by the stop possible spot guide part 32 is possible to the said stop in the position corresponding to the said stop possible spot on the map around the own vehicle position displayed by the map drawing part 19. A mark indicating a point may be displayed in a superimposed manner or by voice guidance indicating that the vehicle should stop at the position of the mark. Moreover, you may make it perform such guidance of the said applicable stop possible point in parallel with the route guidance of the route guidance part 24 in the vicinity of the destination. Furthermore, in this way, when the guidance of the relevant stop possible point is performed in parallel with the route guidance of the route guidance unit 24, and the relevant stop possible point deviates from the route to the destination, The stoppable point guide unit 32 may superimpose and display an image indicating a route connecting the departure point and the corresponding stoppable point on the map.

  Here, FIG. 4 shows an example of guidance of the corresponding stoppable point by the stoppable point guide unit 32 as described above. In FIG. 4, the vehicle position mark 39 is superimposed on the map 38 around the vehicle position displayed by the map drawing unit 19 by the own vehicle position drawing unit 20, and the object is displayed by the route guidance unit 24. A destination mark 40 indicating the ground and an image 41 indicating the route from the vehicle position to the destination are superimposed and displayed. Then, on the map 38 in FIG. 4, the stop possible point guide unit 32 and the mark 42 indicating the corresponding stop possible point searched by the stop possible point searching unit 30 and the corresponding stop possible point from the own vehicle position. An image 43 showing a route deviated (branched in FIG. 4) from the position of the vehicle to the destination among the routes up to is displayed in a superimposed manner. Is performed in parallel with route guidance.

  Similarly, the guidance of the relevant parking spot by the parking spot guidance unit 33 is also performed at the position corresponding to the relevant parking spot on the map around the host vehicle position displayed by the map drawing unit 19. A mark indicating a possible point may be displayed in a superimposed manner or by voice guidance indicating that parking should be performed at the position of the mark. Moreover, you may make it perform such guidance of the said applicable parking possible point in parallel with the route guidance of the route guidance part 24 in the vicinity of the destination. Furthermore, as described above, when the guidance of the applicable parking spot is performed in parallel with the route guidance of the route guidance unit 24, and the relevant parking available spot deviates from the route to the destination, The parking point guide unit 33 may superimpose and display an image showing a route connecting the departure point and the corresponding parking point on the map.

  Here, FIG. 5 shows an example of guidance of the applicable parking spot by the parking spot guide 33. In FIG. 5, as in FIG. 4, the vehicle position mark 39, the destination mark 40, and an image 41 showing the route from the vehicle position to the destination are superimposed on the map 38 around the vehicle position. ing. Then, on the map 38 in FIG. 5, a mark 45 indicating the applicable parking point searched by the parking point searching unit 31 by the parking point guide unit 33, and the corresponding parking point from the own vehicle position. And an image 46 showing a route deviating (branching) from the vehicle position to the destination in the route up to and including the guidance, the guidance of the applicable parking spot in parallel with the route guidance Has been done.

  Returning to FIG. 2, in the present embodiment, the navigation CPU 12 further includes a travel history recording unit 48 as a travel history recording unit as one of its functional blocks. The travel history recording unit 48 sequentially calculates the travel locus of the host vehicle based on the calculation result (change in the host vehicle position) of the host vehicle position calculation unit 18 while the host vehicle is traveling. The route actually traveled is calculated as the sum of travel trajectories from the travel start point to the travel end point. Then, the travel history recording unit 48 records the route actually traveled by the host vehicle thus calculated in the hard disk drive 16 as a travel history.

  In addition, the navigation CPU 12 has a travel determination unit 49 as a travel determination unit as one of its functional blocks. Based on the current calculation result of the vehicle position calculation unit 18 and the travel history recorded by the travel history recording unit 48, the travel determination unit 49 is currently traveling on a route on which the vehicle has traveled in the past. The traveling determination which is the determination of whether or not the vehicle is running is performed. In this travel determination, the current travel locus obtained from the change in the current vehicle position is compared with the travel locus in the travel history, and the current travel locus is the travel start point at any travel locus in the travel history. A positive determination result may be output in the case where it coincides with a portion of a predetermined distance on the side.

  In the present embodiment, the travel determination unit 49 performs the travel determination when the host vehicle starts traveling without setting the destination by the destination setting unit 21.

  In the present embodiment, the inquiry screen drawing unit 25 obtains a positive determination result in the boarding determination of the boarding determination unit 34 and obtains a positive determination result in the travel determination of the travel determination unit 49. The inquiry screen is automatically displayed even when it is displayed.

  Furthermore, when the positive response operation is performed by the input operation unit 5 with respect to the inquiry screen displayed through the travel determination of the travel determination unit 49 in this way, the stop point search unit 30. Is configured to search for the corresponding stoppable point (hereinafter referred to as the applicable stoppable point based on the travel history) based on the map data stored in the hard disk drive 16. However, the corresponding stoppable point based on this travel history is the destination (the travel end point) of the route traveled by the host vehicle determined in the past by the travel determination unit 49. This is called a destination based on the travel history) and is a corresponding stopable point near the destination based on the travel history searched. The destination determination unit 36 described above also performs the destination determination for the destination based on the travel history. And the stop possibility point search part 30 is the intersection of the vicinity of the destination based on the said travel history, when the positive determination result is obtained in the said destination determination for the destination based on this travel history. A search is made for a stoppable point based on the travel history from within an area in the vicinity of the destination that is a predetermined distance away from the destination.

  On the other hand, when the negative response operation is performed by the input operation unit 5 with respect to the inquiry screen displayed after the travel determination of the travel determination unit 49, the parking spot search unit 31 Based on the map data stored in the drive 16, the relevant parking possible point (hereinafter referred to as the relevant parking possible point based on the travel history) is searched. However, the applicable parking possible point based on the traveling history is a corresponding parking possible point near the destination based on the traveling history.

  In the present embodiment, the stoppable point guide unit 32, when the stoppable point search unit 30 searches for a stoppable point based on the travel history, the stoppable point based on the searched travel history. To the user. Guidance of the corresponding stoppable point based on the travel history is predetermined up to the position of the corresponding stoppable point based on the travel history searched by the stoppable point search unit 30 for the own vehicle position calculated by the own vehicle position calculation unit 18. You may make it start when it becomes a distance. In addition, the guidance of the corresponding stoppable point based on the travel history is displayed by superimposing a mark indicating the point at a position corresponding to the point on the map around the vehicle position displayed by the map drawing unit 19. Alternatively, the image may be displayed by superimposing an image showing a route connecting the vehicle position and the point on the map.

  Furthermore, in this embodiment, when the applicable parking possible point based on the said driving | running history is searched by the parking possible point search part 31, the parking possible point guidance part 33 corresponds to the applicable parking possible point based on the searched said driving | operation history. To the user. The guidance of the applicable parking location based on the travel history is predetermined up to the location of the applicable parking location based on the travel history in which the location of the vehicle calculated by the vehicle location calculation section 18 is searched by the parking location search section 31. You may make it start when it becomes a distance. In addition, the guidance of the applicable parking location based on the travel history is displayed by superimposing a mark indicating the location on the location corresponding to the location on the map around the vehicle location displayed by the map drawing unit 19. Alternatively, the image may be displayed by superimposing an image showing a route connecting the vehicle position and the point on the map.

  According to such a configuration, even when the destination is not set, an inquiry is made if the driving for feeding may be performed based on the current traveling state of the host vehicle and the past traveling history. Since the screen can be displayed automatically, the convenience can be further improved.

  In addition to the above configuration, in the present embodiment, when the inquiry screen drawing unit 25 displays the inquiry screen through the traveling determination of the traveling determination unit 49, the inquiry determination unit 49 displays the inquiry screen by the traveling determination unit 49. When a positive determination result is obtained, the display is made after waiting for the host vehicle to stop. As the timing of this stop, the stop time in the red signal after a positive determination result is obtained by the traveling determination unit 49 can be exemplified.

  According to such a configuration, when the inquiry screen is displayed after the traveling determination of the traveling determination unit 49, the inquiry screen can be displayed when the host vehicle stops, so that the safety of driving is improved. Can be secured.

  It should be noted that the applicable stop points (including the applicable parking points based on the travel history, hereinafter the same in this paragraph) are often points on the road near the destination, and there are many such points. There are things to do. Therefore, when a plurality of the corresponding stoppable points are searched by the stoppable point search unit 30, the stoppable point guide unit 32 selects a point closest to the destination among the searched stoppable points. You may make it guide. Similarly, when a plurality of the relevant parking spots are searched by the parking spot search section 31, the parking spot guidance section 33 displays the destination among the searched corresponding parking spots. You may make it guide the most point.

  Next, an example of the operation of the present embodiment will be described.

  For the sake of convenience, it is assumed that the travel history recording unit 48 stores information on a route on which the host vehicle has actually traveled in the past as a travel history in the hard disk drive 16.

  In the present embodiment, first, in step 1 (ST1) of FIG. 6, the boarding determination unit 34 acquires the detection result of the seat load sensor 10, and the process proceeds to step 2 (ST2).

  Next, in step 2 (ST2), the boarding determination unit 34 performs the boarding determination based on the detection result acquired in step 1 (ST1). If a positive determination result is obtained in this boarding determination, the process proceeds to step 3 (ST3), and if a negative determination result is obtained, the process ends.

  Next, in step 3 (ST3), the inquiry screen drawing unit 25 determines whether or not the destination is set by the destination setting unit 21, and if so, the process proceeds to step 4 (ST4) and is set. If not, the process proceeds to step 12 (ST12).

  Here, the processing from step 4 (ST4) to step 9 (ST9) will be described first. In step 4 (ST4), the inquiry screen drawing unit 25 performs the distance determination, and the distance determination is positive. If a determination result is obtained, the process proceeds to step 5 (ST5), and if a negative determination result is obtained, the process ends.

  Next, in step 5 (ST5), the inquiry screen drawing unit 25 displays the inquiry screen on the display 7.

  Next, in step 6 (ST6), it is determined whether or not the response operation to the inquiry screen displayed in step 5 (ST5) has been performed by the stoppable point searching unit 30 and the parkingable point searching unit 31, If a response operation is performed, the process proceeds to step 7 (ST7). If the response operation is not performed, the process returns to step 6 (ST6).

  Next, in step 7 (ST7), the stop point search unit 30 and the parking point search unit 31 determine whether or not the response operation in step 6 (ST6) is affirmative. If it is, the process proceeds to step 8 (ST8), and if it is negative, the process proceeds to step 10 (ST10).

  Next, in step 8 (ST8), the stop possible point searching unit 30 searches for the corresponding stop possible point. At this time, the destination determination unit 36 performs the destination determination, and if a positive determination result is obtained in the destination determination, the stop point search unit 30 determines a predetermined point from an intersection near the destination. The said stop possible point is searched from the area | region of the destination vicinity of the distance.

  Next, in step 9 (ST9), the stop possible point guide unit 32 guides the corresponding stop possible point searched in step 8 (ST8), and the process ends.

  Next, the processing of Step 10 (ST10) and Step 11 (ST11) will be described. First, in Step 10, the applicable parking spot is searched by the parking spot search unit 31, and the process proceeds to Step 11 (ST11). .

  Next, in step 11 (ST11), the parking available spot guide 33 guides the applicable parking available spot searched in step 10 (ST10), and the process ends.

  Next, the processing from step 12 (ST12) to step 14 (ST14) will be described. First, in step 12 (ST12), the inquiry screen drawing unit 25 determines whether or not the host vehicle has started running. If the vehicle has started traveling, the process proceeds to step 13 (ST13). If the vehicle has not started traveling, the process returns to step 3 (ST3).

  Next, in step 13 (ST13), the travel determination unit 49 performs the travel determination based on the travel history, and when a positive determination result is obtained in the travel determination, the process proceeds to step 14 (ST14). If a negative determination result is obtained, the process ends.

  Next, in step 14 (ST14), the inquiry screen drawing unit 25 determines whether or not the host vehicle is stopped based on the vehicle speed pulse or the like. If it is stopped, the process proceeds to step 5 (ST5). If it is not stopped, step 14 (ST14) is repeated. In addition, when progressing from step 14 (ST14) to step 8 (ST8) through step 5 (ST5) to step 7 (ST7), the stoppable point search unit 30 searches for the corresponding stoppable point based on the travel history. Will be. Further, when the process proceeds from step 14 (ST14) through step 5 (ST5) to step 7 (ST7) to step 10 (ST10), the parking available point searching unit 31 searches for a corresponding parking available point based on the travel history. Will be.

  As described above, according to the present invention, when a response operation for performing the driving for sending is performed on the inquiry screen, it is possible to search and guide the corresponding stoppable point. On the other hand, when a response operation is performed to the effect that the driving for sending is not performed with respect to the inquiry screen, the corresponding parking available point can be searched and guided, so that the use mode of the own vehicle A suitable drop-off point can be presented.

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

  For example, the inquiry screen drawing unit 25 may display the inquiry screen only when the destination is set by the destination setting unit 21.

  Moreover, the boarding determination part 34 may perform the said boarding determination by the image recognition etc. based on the number of the doors which the own vehicle was opened and closed, voice recognition, or the imaging | photography image of the camera which image | photographs the inside of a vehicle.

  Further, the name of the destination (including the destination based on the travel history) may be displayed on the inquiry screen together with the inquiry message or as a part of the inquiry message. When the destination is displayed as a part of the inquiry message, for example, an inquiry message may be displayed with a content such as “Does it drive to send a person on board to XX (name of destination)?”.

DESCRIPTION OF SYMBOLS 1 Car navigation system 5 Input operation part 7 Display 18 Own vehicle position calculation part 21 Destination setting part 25 Inquiry screen drawing part 30 Stopable point search part 31 Parking possible point search part 32 Stopable point guide part 33 Parking possible point guidance Part

Claims (7)

A vehicle-mounted navigation device comprising map data storage means for storing map data,
Boarding determination means for determining whether the driver and the passenger are on the own vehicle;
An inquiry screen in which an inquiry message is described as to whether or not to perform a driving for sending, which is a driving for sending some of the occupants of the host vehicle to the destination, Inquiry screen display means for displaying on the display unit in a state where a response operation for responding to the inquiry message is possible;
An input operation means that enables the response operation to the inquiry screen displayed by the inquiry screen display means;
When the input operation means performs a positive response operation for performing the driving for sending to the inquiry screen, the destination is based on the map data stored in the map data storage means. A stopping point searching means for searching for a stopping point in the vicinity of,
When a negative response operation not to perform the driving for sending is performed on the inquiry screen by the input operation unit, the object is based on the map data stored in the map data storage unit. A parking spot search means for searching for a parking spot near the ground;
When the stoppable point is searched by the stoppable point search unit, a stoppable point guide unit that guides the searched stoppable point to the user,
When the parking available spot is searched by the parking available spot search means, the parking available spot guide means for guiding the searched parking available spot to the user, and
The inquiry screen display means displays the inquiry screen when a positive determination is obtained by the boarding determination means.
In-vehicle navigation device according to claim. Based on the map data stored in the map data storage means, comprising destination determination means for determining whether the destination is a point near an intersection,
When the destination determination means obtains an affirmative determination result, the stoppable point searching means, from the area near the destination that is more than a predetermined distance away from an intersection near the destination, The in-vehicle navigation device according to claim 1, wherein a stopable point is searched. Own vehicle position detecting means for detecting the own vehicle position;
A destination setting means for setting a destination, and
The inquiry screen display means obtains a positive determination result by the boarding determination means, and the destination set by the destination setting means from the own vehicle position detected by the own vehicle position detection means. When the required travel distance is within a predetermined distance, display the inquiry screen,
The stop possible point searching means searches for the stop possible point near the destination set by the destination setting means when the positive response operation to the inquiry screen is performed,
The parking location search means searches for the parking location in the vicinity of the destination set by the destination setting means when the negative response operation to the inquiry screen is performed. The in-vehicle navigation device according to claim 1 or 2 . Own vehicle position detecting means for detecting the own vehicle position;
Based on the detection result of the own vehicle position detection means, a travel history recording means for recording the route actually traveled by the own vehicle in the storage means as a travel history;
Based on the detection result of the own vehicle position detection means and the travel history recorded by the travel history recording means, it can be considered that the own vehicle is currently traveling on a route on which the own vehicle has traveled in the past. Traveling determination means for determining whether or not the vehicle is traveling,
The inquiry screen display means displays the inquiry screen when a positive determination result is obtained by the boarding determination means, and when a positive determination result is obtained by the travel determination means,
The stoppable point searching means determines the end point of the route on which the host vehicle has traveled in the past when the positive response operation to the inquiry screen is performed. And search for the stop possible point near the destination,
The parking spot search means is configured to determine an end point of a route on which the host vehicle has traveled in the past when the negative response operation to the inquiry screen is performed. The vehicle-mounted navigation device according to claim 1 or 2 , wherein the vehicle is searched for the parking available point near the destination. A destination setting means for setting the destination,
The in-vehicle navigation device according to claim 4 , wherein the travel determination unit performs the travel determination when the host vehicle starts traveling without setting a destination by the destination setting unit. The inquiry screen display means waits for the host vehicle to stop when the positive determination result is obtained by the boarding determination means and the positive determination result is obtained by the travel determination means. The in-vehicle navigation device according to claim 4 or 5 , wherein a screen is displayed. A destination setting means for setting the destination,
The inquiry screen display means displays the inquiry screen when a positive determination result is obtained by the boarding determination means, and when the destination is set by the destination setting means,
The stop possible point searching means searches for the stop possible point near the destination set by the destination setting means when the positive response operation to the inquiry screen is performed,
The parking location search means searches for the parking location in the vicinity of the destination set by the destination setting means when the negative response operation to the inquiry screen is performed. The in-vehicle navigation device according to claim 1 or 2.

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