CN1228864A

CN1228864A - Vehicle navigator

Info

Publication number: CN1228864A
Application number: CN 97197603
Authority: CN
Inventors: 北川贵清; 大木秀彦
Original assignee: Mitsubishi Electric Corp
Current assignee: Mitsubishi Electric Corp
Priority date: 1997-07-02
Filing date: 1997-07-02
Publication date: 1999-09-15

Abstract

A vehicle navigator which has a rough map arithmetic processing unit which processes the rough road map arithmetically by using data stored in a map information storage unit which is a storage medium such as a CD-ROM, a distance calculation unit which calculates the distances from an arbitrary point to facilities, a display selection unit which selects the facilities within a predetermined distance from the arbitrary point in accordance with the calculation results and a display control unit which displays the rough map drawn by the rough map arithmetic processing unit and the facility selected by the display selection unit on the rough map displayed on a display unit.

Description

Vehicle navigator

Technical field

The present invention relates to vehicle navigator, say in detail a bit, particularly the facilities information relevant with near the various facilities that exist the anywhere on the highway is presented at the vehicle navigator on the highway sketch.

Background technology

The vehicle navigator that has earlier forms a kind of like this structure, promptly can show the deformation pattern of highway on display part, for example LCD, can show the facilities information on service area (SA), the parking area high speed highways such as (PA) simultaneously.

Figure 52 is a key diagram of representing to have earlier the demonstration example on the LCD of vehicle navigator, among the figure, and the 52nd, the LCD of expression highway map and highway sketch.On this LCD 52, show the deformation pattern of highway and the position of vehicle now, the highway deformation pattern by the various information of the highway that forms sketch, be that place name on the high speed highways such as title of the title of title, service area (SA) of grade-separated interchange (IC) and parking area (PA) is formed.Be presented at the demonstration example on the LCD that vehicle navigator is arranged earlier 52 shown in Figure 52, for example, be published in the spy and opened in the flat 7-168996 communique.

Figure 53 is a key diagram of representing to be presented at the facilities information on the LCD that vehicle navigator is arranged earlier 52 shown in Figure 52.

When operator's touch screen such as drivers, and the service area (SA) of the touch panel that shows on the LCD shown in selection Figure 52 52 or parking area (PA) be when showing, the facilities information of the service area of having selected (SA) or parking area (PA) just shows on LCD.

Because the vehicle navigator that has earlier is above-mentionedly to constitute like that, therefore, can only show the highway that has been drawn as sketch, be the facility on the highway, if want to show the various facilities in the zone beyond the highway such as highway or the various facilities informations useful to operators such as drivers, then must return the map shown in Figure 52 again shows, in addition, since return must on map, seek the target facility again when map shows and select, complicated operations such as touch, so, concerning the operator, there are problems such as troublesome poeration.

In addition, when when showing the map that common sketch can not show on the LCD and on this map, showing various facility, will on the shown whole map of LCD, demonstrate a lot of various facilities, when the operator confirms the target facility, have problems such as complicated, tired lock.

Owing to the present invention proposes in order to address the above problem, so its purpose is to obtain a kind of vehicle navigator, this device has a kind of like this function, promptly, when vehicle when travelling on automobile specified road, for example highway and the turn pike and on Ordinary Rds such as national highway, county road, road, city, on the map that the automobile specified road is represented with the form of sketch, the automobile specified road various facilities informations in addition that sketch is represented are presented on the sketch.

The present invention also aims to obtain a kind of like this vehicle navigator, even when working as vehicle ' or being parked in the outside of automobile specified road, also road can be represented with sketch, and on the display part with sketch to cooperating near the facility that demonstrates the anywhere.

The present invention also aims to provide following a kind of vehicle navigator, about the facility on the sketch that shows on the LCD as display part, by the distance of stack from anywhere, information such as orientation show, the detailed information of the facility that shows on the relevant sketch can easily be provided to the operator.

The present invention also aims to obtain a kind of like this vehicle navigator, can select the classification of the facility on the sketch of liquid crystal display displays, the operator can be easily and is found the target facility rapidly reliably.

The present invention also aims to obtain a kind of like this vehicle navigator, select the facility on the sketch of liquid crystal display displays by operators such as drivers, can provide the path that begins from anywhere to operators such as drivers, and can be provided to the path till the target facility of having selected.

Disclosure of an invention

The vehicle navigator relevant with claim 1 of the present invention is characterised in that, comprising: the map information of storing the various information relevant with map; According to the data of above-mentioned map information storage with road modeization and generate the sketch operational part of sketch; Calculate and obtain the distance operation portion of the distance from the anywhere to the facility; The distance that obtains according to above-mentioned distance operation portion is chosen in the demonstration selection portion of the facility that shows on the above-mentioned sketch; Carry out the display part of the demonstration of above-mentioned sketch and map; Above-mentioned facility is presented at display control unit on the above-mentioned sketch that above-mentioned display part shows.Therefore, the operator can hold near the facilities information of anywhere easily.

The vehicle navigator relevant with claim 2 of the present invention is characterised in that, the demonstration selection portion selects distance to a declared goal with interior facility the distance from the anywhere to the facility that obtains from distance operation portion, and the above-mentioned facility that display control unit is selected above-mentioned demonstration selection portion is presented on the sketch of display part demonstration.Therefore, the operator can hold easily near the anywhere be positioned at distance to a declared goal with various facilities informations.

The vehicle navigator relevant with claim 3 of the present invention be characterised in that, the facilities information that display control unit will show as display part, make the distance display that obtains from distance operation portion on the sketch with above-mentioned facility position adjacent on.Therefore, the operator can hold the distance from the anywhere to the facility easily.

The vehicle navigator relevant with claim 4 of the present invention is characterised in that, and then orientation operational part with data computation orientation from the anywhere to the facility of the storage of information storage part according to the map, display control unit is according to the operation result that obtains from above-mentioned orientation operational part, and the information of the above-mentioned facility that the orientation from anywhere to above-mentioned facility on the sketch shows as display part is presented on the above-mentioned sketch.Therefore, the operator can hold the orientation from the anywhere to the facility easily.

The vehicle navigator relevant with claim 5 of the present invention is characterised in that, and then have the distance operational part of the data computation of information storage part storage according to the map by the operating range of the necessary actual travel of road-map from the anywhere to the facility, the operating range from anywhere to above-mentioned facility on the sketch is set as the distance from above-mentioned anywhere to above-mentioned facility on the above-mentioned sketch.Therefore, the operator can hold the short facilities information of distance value that begins from anywhere easily.

The vehicle navigator relevant with claim 6 of the present invention is characterised in that, show that selection portion selects distance to a declared goal with interior distance value the distance value from the anywhere to the facility that obtains from the distance operational part, the above-mentioned distance value that display control unit is selected above-mentioned selection display part is presented at above-mentioned facility one side on the sketch of display part demonstration.Therefore, the operator can hold the short facilities information of the distance value that begins from anywhere and easily to the distance of the distance of this facility.

The vehicle navigator relevant with claim 7 of the present invention is characterised in that, and then have the vehicle location that detects the vehicle present position and pick portion, distance operation portion is the present set positions of vehicle that obtains from the above-mentioned vehicle location portion of picking the anywhere on the sketch and calculates its distance to facility.Therefore, can be near the facility the demonstration vehicle location on the sketch, the operator can hold near the information of the facility the vehicle location easily.

The vehicle navigator relevant with claim 8 of the present invention is characterised in that, and then having a specified time of arrival operational part of the specified time of arrival of calculating from the anywhere to the facility, the information of the facility that the above-mentioned specified time of arrival from above-mentioned anywhere to above-mentioned facility that display control unit will obtain from above-mentioned specified time of arrival operational part shows as display part is presented on the sketch that display part shows.Therefore, the operator can hold the specified time of arrival from the anywhere to the facility easily.

The vehicle navigator relevant with claim 9 of the present invention is characterised in that, and then have the operating portion that the operator operates and calculate the path operational part in the path of using the facility that aforesaid operations portion selects from anywhere to the aforesaid operations person, display control unit will be presented at from the path that above-mentioned path operational part obtains on the sketch that display part shows.Therefore, the operator can hold the path from the anywhere to the facility easily.

The vehicle navigator relevant with claim 10 of the present invention is characterised in that, and then operating portion with classification of the facility of representing on the sketch that is chosen in the display part demonstration, the classification of the desired facility of representing on the sketch of operator by aforesaid operations portion selection display part, facility calculating the path from anywhere to this facility of above-mentioned path operational part to being obtained by aforesaid operations portion, display control unit will be presented at from the path that above-mentioned path operational part obtains on the above-mentioned sketch of above-mentioned display part demonstration.Therefore, the operator can hold the information of wanting the type of facility known easily.

The vehicle navigator relevant with claim 11 of the present invention is characterised in that, and then has a road attribute judegment part of the attribute of the data judging road of information storage part stored according to the map, when the attribute of the road that obtains from above-mentioned road attribute judegment part is the automobile specified road, the sketch operational part is the sketch of the above-mentioned automobile specified road of data computation of information storage part stored according to the map, and select the not facility on above-mentioned automobile specified road, display control unit to make above-mentioned automobile specified road and be presented on the sketch that display part shows through the above-mentioned facility that above-mentioned sketch operational part chooses.Therefore, the operator can hold the position relation of automobile specified road and facility easily.

The vehicle navigator relevant with claim 12 of the present invention is characterised in that, the demonstration selection portion selects distance to a declared goal with interior facility from the distance from the anywhere to the facility that is obtained by the sketch operational part, and display control unit is presented on the sketch of display part demonstration the above-mentioned facility of being selected by above-mentioned demonstration selection portion.

The vehicle navigator relevant with claim 13 of the present invention be characterised in that, the sketch operational part is set at anywhere grade-separated interchange (IC), intersection (JCT), ramp (R), service area (SA) and parking area (PA) and calculates its sketch to facility.Therefore, have and to access the effect that to hold near the facility grade-separated interchange (IC), intersection (JCT), ramp (R), service area (SA) and parking area (PA) easily.

The vehicle navigator relevant with claim 14 of the present invention is characterised in that, display control unit make a plurality of above-mentioned facilities be presented at above-mentioned sketch on the corresponding respectively appointed positions of above-mentioned grade-separated interchange on be near any one facility among a plurality of grade-separated interchanges (IC) in the above-mentioned sketch, intersection (JCT), ramp (R), service area (SA) and parking area (PA) so that the operator can be familiar with a plurality of facilities on the sketch that display part shows clearly.Therefore, the operator can to hold easily be near which grade-separated interchange, intersection, ramp, service area, parking area facility.

The vehicle navigator relevant with claim 15 of the present invention is characterised in that, comprising: the map information of the various information that storage is relevant with facility and road-map; The control module of storage and executive routine, read the above-mentioned road of above-mentioned map information storage and the information of above-mentioned facility by this program, according to the information that obtains with above-mentioned road modeization and generate sketch, the above-mentioned facility of selecting above-mentioned sketch to show according to distance from anywhere to above-mentioned facility; The above-mentioned sketch relevant that demonstration is obtained by above-mentioned control module and the display part of above-mentioned facility with above-mentioned road.Therefore, because its formation be with all or part of procedure stores in mediums such as CD-ROM, use playback reproducer this program to be read and be used for carrying out the picture display process as required from medium, so, can carry out program change easily, for the replacing of faulty component with upgrade version and can carry out easily.

Brief description of drawings

Fig. 1 is the block scheme of the vehicle navigator of expression the invention process form 1.

Fig. 2 is the block scheme that the hardware of the vehicle navigator of expression example 1 shown in Figure 1 constitutes.

Fig. 3 is the process flow diagram of action of the vehicle navigator of expression example 1 shown in Figure 1.

Fig. 4～Fig. 6 is the key diagram of the sketch that shows of the display part of expression vehicle navigator.

Fig. 7 is the process flow diagram of action of the vehicle navigator of expression the invention process form 2.

Fig. 8 is a key diagram of representing the distance and bearing of the facility represented to the display part sketch.

Fig. 9 is the block scheme of the vehicle navigator of expression the invention process form 3.

Figure 10 is the process flow diagram of action of the vehicle navigator of expression example 3 shown in Figure 9.

Figure 11 is the key diagram that the orientation operational method from the A of road junction portion to the azimuth angle theta of facility B is asked in expression.

Figure 12 is vehicle location P and the key diagram of representing on the expression display part sketch from the A of road junction portion to the azimuth mark of facility B.

Figure 13 is the block scheme of the vehicle navigator of expression the invention process form 4.

Figure 14 is the process flow diagram of action of the vehicle navigator of expression example 4 shown in Figure 13.

Figure 15 and Figure 16 be illustrated in each map of showing on the display part in the vehicle navigator of example 4 and their are simplified after the key diagram of example of sketch.

Figure 17 is the block scheme of the vehicle navigator of expression the invention process form 5.

Figure 18 is the process flow diagram of action of the vehicle navigator of expression example 5 shown in Figure 17.

Figure 19 is the key diagram of the example of expression when vehicle location P is showed as the anywhere setting and with sketch.

Figure 20 is the block scheme of the vehicle navigator of expression the invention process form 6.

Figure 21 is the process flow diagram of action of the vehicle navigator of expression example 6 shown in Figure 20.

Figure 22 is the key diagram of the example of the specified time of arrival represented on the sketch of expression.

Figure 23 is the block scheme of the vehicle navigator of expression the invention process form 7.

Figure 24 is the process flow diagram of action of the vehicle navigator of expression example 7 shown in Figure 23.

Figure 25 and Figure 26 are the key diagrams of the example in the path that shows on the display part of expression.

Figure 27 is the process flow diagram of action of the vehicle navigator of expression example 8.

Figure 28 is illustrated in the key diagram that shows the example of refuelling station on the sketch that display part shows.

Figure 29 is the process flow diagram of action of the vehicle navigator of expression example 9.

Figure 30 is illustrated in the key diagram that shows the example in parking lot on the sketch that display part shows.

Figure 31 is the process flow diagram of action of the vehicle navigator of expression example 10.

Figure 32 is illustrated in the key diagram that shows the example in shop on the sketch that display part shows.

Figure 33 is the process flow diagram of action of the vehicle navigator of expression example 11.

Figure 34 is illustrated in the key diagram that shows the example of eating house on the sketch that display part shows.

Figure 35 is the process flow diagram of action of the vehicle navigator of expression example 12.

Figure 36 is illustrated in the key diagram that shows the example of leisure pastime facility on the sketch that display part shows.

Figure 37 is the process flow diagram of action of the vehicle navigator of expression example 13.

Figure 38 is illustrated in the key diagram that shows the example at station on the sketch that display part shows.

Figure 39 is the key diagram of expression based on the example of the map of sketch shown in Figure 38.

Figure 40 is the block scheme of the vehicle navigator of expression the invention process form 14.

Figure 41 is the process flow diagram of action of the vehicle navigator of expression example 14.

Figure 42 is the key diagram of the example of the expression choice menus picture that is used for selecting facility.

Figure 43 is the key diagram of expression with the example of the demonstration of the facility on the sketch of choice menus picture and selecting.

Figure 44 is the block scheme of the vehicle navigator of expression the invention process form 15.

Figure 45 is the process flow diagram of action of the vehicle navigator of expression example 15.

Figure 46～Figure 48 is the key diagram that is illustrated in the example of display automobile accommodation road and facility on the sketch that display part shows.

Figure 49 is the process flow diagram of action of the vehicle navigator of expression example 16.

Figure 50 is the key diagram that expression is presented at grade-separated interchange (IC) and facility B1, B2, B3 example on the sketch.

Figure 51 is illustrated near show on the sketch of display part of vehicle navigator of example 17 grade-separated interchange (IC) facility and to the key diagram of the example in the orientation of facility.

Figure 52 is the key diagram of expression as the demonstration example of the LCD of the display part of the vehicle navigator that has earlier.

Figure 53 is the key diagram that the facilities information of the LCD of the vehicle navigator that has earlier shown in expression Figure 52 shows.

The optimal morphology that carries out an invention

Below, in order to describe the present invention in detail, optimal morphology of the present invention is implemented in explanation with reference to the accompanying drawings.

Example 1

Fig. 1 is the block scheme of the vehicle navigator of expression the invention process form 1, among the figure, the 3rd, the vehicle location test section detects the present position P of vehicle according to the output data of various sensors such as GPS (Global Positioning System), aspect sensor, range sensor; The 4th, map information is stored the information relevant with facility with the road attributes such as classification of category of roads (for example, highway, national highway, county road, road, city etc.), road type of attachment, the various data relevant with map etc.; The 5th, the sketch operational part, the data sent here of information storage part 4 make the linearize that shows paths of intersites such as point of crossing and fly-over junction according to the map, its length setting is become and the irrelevant certain value of actual range, thereby map is simplified, so that the operator can hold annexation, cross-point geometry and the orientation etc. of automobile specified road (highway, toll road), Ordinary Rd main roads such as (national highway, county road, roads, city etc.) easily.The 6th, distance operation portion uses the data of sending here from map information 4, is starting point with the A of road junction portion, calculate it to the refuelling station, the distance of parking lot, eating house, shop, the various facilities such as facility of whiling away the time; The 7th, show selection portion, according to the operation result that obtains from distance operation portion 6, according to the short order of the air line distance from road junction A to each facility, the facility of extracting specified quantity out shows on display part 9 and carries out the selection of facility.

The 8th, display control unit, the present vehicle location that will obtain from vehicle location test section 3, the data that obtain from map information 4, the sketch data that obtain from sketch operational part 5 and judged by showing that selection portion 7 contrasts at the facility that sketch shows are created in the automobile position mark P of the present position of expression vehicle on the sketch and are used for making by the shows signal that shows that facility that selection portion 7 is selected shows on display part 8.Display part 9 for example is a LCD, the operator is carried out the demonstration of image according to the shows signal of sending here from display control unit 8.

Fig. 2 is the block scheme that the hardware of the vehicle navigator of expression example 1 shown in Figure 1 constitutes.Among the figure, the 21st, the control module that carries out various computings and total system is controlled, corresponding with sketch operational part 5, distance operation portion 6, demonstration selection portion 7 and display control unit 8.The 22nd, the CD-ROM drive of the action of the CD-ROM of storing map information and control CD-ROM, corresponding with map information 4.The 23rd, the aspect sensor of the travel direction of detection vehicle.The 24th, the vehicle speed sensor of the displacement of detection vehicle, corresponding with present position test section 3.The 25th, be used for showing the LCD of the content of sending here from control module, corresponding with display part 9.

The formation of control module 21 comprises: CPU21A, the ROM21B of the indispensable information of action of stored programme and program, the memory block RAM21C that CPU21A uses when carrying out computing, the display control unit 21D of the signal that generation sends to LCD 25, control module 21 and the outside interface I/O21E that carries out input and output.

The following describes action.

Fig. 3 is the process flow diagram of action of the vehicle navigator of expression example 1 shown in Figure 1.Fig. 4～Fig. 6 is the key diagram of the sketch that shows on the display part 7 of expression vehicle navigator.

At first, at step ST31, vehicle location test section 3 detects the present position P of vehicle according to the output data of various sensors such as GPS (GlobalPositioning System), aspect sensor, range sensor.

Then, at ST32, the road L1～L6 on the square map datum (with reference to the dashed region of figure 4) of the 10km that 5 pairs of sketch operational parts obtain from map information 4 carries out the sketch computing.At first, select main roads L1～L4, L6 such as national highway, county road.Secondly, to each national highway of priority high national highway L2, L3, L4, widen lane with straight line linking-up road two ends.At this moment, to national highway L2 and L3, because of not had point of crossing portion, so can regard national highway L2 and L3 as 1 road by other road is saved from LCD.Secondly, carry out the inclination correction of the straight line of per 30 degree,,, be 30 degree (with reference to Fig. 4) if in 15～45 degree if the inclination angle of straight line in 0～15 degree, is 0 degree.

Secondly, the same with above-mentioned processing, county road L1 and L6 are carried out the map simplification, with categories of roads such as color differentiating national highway, county roads.Thus it is become operator's sketch easy to identify.Fig. 5 illustrates the demonstration example on the display part 9 under this situation.

At last, according to above-mentioned ST31,32 result, at ST33, display control unit 8 produces the signal that is used for showing sketch, and sends to display part 9.Have again, in above-mentioned processing,, also can make the different sketch of engineer's scale with the map datum of 10km, for example as the square zone of the 20km that solid line surrounded of Fig. 4 though map is simplified to the square map datum of 10km.At this moment, on display part 9, show picture shown in Figure 6.

Secondly, in ST34, the testing result of obtaining according to ST31 is presented on the sketch of display part 9 demonstrations vehicle location P.

Secondly, in ST35, distance operation portion 6 is the distance of data computation from road junction A to each facility of information storage part 4 stored according to the map.Here, road junction is set place arbitrarily for.

In ST36, the distance of obtaining according to ST35 is selected the facility that exists within the 1km for the square sketch of 10km, selects 3km with the interior facility that exists for the square sketch of 20km.

By above processing, according to from the road junction A of anywhere to facility B apart from i=700m, from road junction to facility C apart from j=1.2km, at sketch is that 10km only selects facility B when square simultaneously, is that 20km selects facility B and facility C when square at sketch.

Secondly, in ST37, on the sketch that display part 9 shows, show each facility of having selected.At this moment, on the sketch display position of facility B, C get with sketch on road, orientation or the corresponding position of distance.(with reference to Fig. 4)

Below, the example when map shown in Figure 4 become sketch and show is shown.With anywhere as road junction portion (Fig. 4 in A), because of from road junction A to facility B apart from i=700m, from road junction A to facility C apart from j=1.2km, on the square sketch of 10km, the facility that sketch shows has only facility B, and sketch shown in Figure 5 is presented on the display part 9.Have, reference marker P represents the position of present vehicle again.On the other hand, on the square sketch of 20km, the facility that sketch shows is two of facility B, C, and sketch shown in Figure 6 is presented on the display part 9.

As mentioned above, if according to this example 1, because be corresponding and be presented on the sketch with distance near the facility any place, for example, by do not show the distance that begins from anywhere facility far away, reduce unnecessary facility demonstration, demonstration simplification on the sketch etc., operator can be held easily be positioned near the information of the various facilities the anywhere.In addition, though the program that is used for making sketch and facility to be presented in the display frame of display part 9 is in the storer ROM21B that is stored in advance in the control module, but also can constitute all or part of that make this program is stored in the external memory medias such as CD-ROM22 in advance, use playback reproducer from these foreign medium 22 read routines as required, be used in again on the picture display process.

In good time, carry out the exchange of program easily, also carry out the exchange of faulty component and the upgrading of version etc. easily.

Have again, in the explanation of example 1, though with anywhere as the A of road junction portion, if, also can obtain same effect as vehicle location, grade-separated interchange or other facilities and place.

In addition, also can use the feeler that is located on the display part 9, specify the road junction A of anywhere by the user, or with the road junction A of anywhere as and now place with relation (for example, the point of crossing on the nearest driving path in present place) of appointment such as place, predetermined driving path and destination wait and select.

Example 2

In the vehicular traffic guidance device of example 1, the distance of utilizing distance operation portion 6 to calculate from the anywhere to the peripheral facilities, the facility of selecting according to result calculated is shown on sketch, but also can on display part 9, show from as the A of road junction portion of anywhere distance to the facility of having selected.

The vehicular traffic guidance device of example 2 is to calculate to show to the distance of the facility of having selected and at display part 9 from the A of road junction portion as anywhere.

Below, action is described.

Fig. 7 is the process flow diagram of action of the vehicle navigator of expression the invention process form 2, particularly represents the process flow diagram of the program of distance display.

Have again, because of the ST31～ST37 in the process flow diagram of ST51～ST57 in the process flow diagram of Fig. 7 and example 1 shown in Figure 3 is identical, so omit its explanation at this.

In ST58, the distance from the A of road junction portion to the facility B that has selected of utilizing distance operation portion 6 to calculate is shown at display part 9.

Fig. 8 is the result of the action key diagram of the ST58 of expression process flow diagram shown in Figure 7.Showing vehicle location P and facility B on 9 sketches that show on the display part.In addition, because of on display part 9, showing distance, so the operator can more correctly hold near the facilities information the point of crossing from the A of road junction portion to facility B with facility B.In addition, as shown in Figure 8, because the distance that shows facility B ' clearly is from which place, so, also can utilize to show selection portion 7 and display control unit 8, the arrow in the orientation of expression from this place to facility is shown with distance.

As mentioned above, if according to this example 2, because be that near facility the anywhere and the distance from anywhere to this facility are shown at the sketch that display part shows together, so the operator can obtain road information in more detail.

Have again, in the explanation of example 2, though with anywhere as the A of road junction portion, even also can obtain same effect as vehicle location, grade-separated interchange (IC) or other facility and place.

Example 3

Fig. 9 is the block scheme of the vehicle navigator of expression the invention process form 3.Among the figure, the 10th, the orientation operational part, according to the map the data computation of information portion 4 stored from the A of road junction portion to position angle that facility B looks.Have, other component parts 3～9 is identical with example 1 shown in Figure 1, omits its explanation at this again.

In the vehicular traffic guidance device of example 3, calculate orientation, and this result is shown on the sketch that display part 9 shows from anywhere, the A of for example road junction portion to the facility of having selected.

Below, action is described.

Figure 10 is the process flow diagram of action of the vehicle navigator of expression example 3.Have, interior ST31～37 of ST71～77 in the process flow diagram of Figure 10 and the process flow diagram of example 1 shown in Figure 3 are identical, so omit its explanation at this again.

In ST78, orientation operational part 10 uses the data of map information 4 stored to obtain the position of the A of road junction portion and the position of facility B, with straight line these two positions are coupled together, on map, if the top of the LCD 25 of display part 9 is north, can obtain azimuth angle theta from the angle of inclination of straight line from the A of road junction portion to facility B.(with reference to Figure 11)

Secondly, in ST79, the operation result that will obtain from orientation operational part 10 as ' azimuth mark ', be to have the mark in the expression orientation of arrow to be presented on the sketch that display part 9 shows in the circle.

As shown in figure 12, on sketch, show vehicle location P and facility B.In addition, because of representing with arrow in the orientation of the facility B that looks from the A of road junction portion, so the operator can more correctly hold near the information of the facility point of crossing.

As mentioned above, if according to this example 3, because of orientation operational part 10 calculates the orientation of the facility of looking from anywhere and the sketch that shows at display part shows, so the operator can be easy to correctly hold near the information of the facility of anywhere.

Have again, in the explanation of example 3, anywhere is regarded the A of road junction portion, even but also can obtain same effect as vehicle location, grade-separated interchange or other facility and place.

Example 4

Figure 13 is the block scheme of the vehicle navigator of expression the invention process form 4.Among the figure, the 11st, the distance operational part, according to the data computation that obtains from cartographic information portion 4 from as the A of road junction portion of anywhere path length to facility B.Have, other component parts 3～5,7～9 is identical with example 1 shown in Figure 1 again, so omit its explanation at this.

In the vehicular traffic guidance device of example 4, for example, calculate from as the A of road junction portion of anywhere to the distance of facility B (to this facility always be scheduled to operating range), and on display part 9, show.

Below, action is described.

Interior ST31～34 of ST91～94 in the process flow diagram shown in Figure 14 and the process flow diagram of example 1 shown in Figure 3 are identical, so omit its explanation at this.

In ST95, distance operational part 11 is the shortest path of data computation from the A of road junction portion to facility B of information storage part 4 according to the map, and calculate the distance in the path of having tried to achieve.

Secondly, in ST96, select 1km with interior distance according to the distance of trying to achieve from ST95, the result when selecting facility B, in ST97, is presented at facility B on the sketch of display part 9 demonstrations.

Figure 15 illustrates near the road-map certain A of road junction portion, and Figure 16 is the example when road-map shown in Figure 15 is shown on sketch.

As the A of point of crossing portion, the distance from the A of road junction portion to facility B is i=700m with anywhere, and the distance from A to facility C is j=1.2km, so the object facility that shows on the sketch has only facility B, display part 9 shows the sketch of Figure 16.Here, represent present vehicle location with reference to mark P.

As mentioned above, if according to this example 4, because of distance operational part 11 shortest path of data computation from the A of road junction portion of anywhere to facility B of information storage part 4 storage according to the map, and calculate the distance in the path tried to achieve, the operator result of calculation is presented on the sketch of display part 9, so can easily hold the information of the facility of the distance weak point that begins from the point of crossing.

Have again, in the explanation of example 4, anywhere is regarded the A of road junction portion, even but also can obtain same effect as vehicle location, grade-separated interchange or other facility and place.

Example 5

In the vehicle navigator of the example 14 of Fig. 1～shown in Figure 6, select facility and demonstration to the distance of facility at sketch by calculating from the A of road junction portion of anywhere, but, present embodiment is that the data by the vehicle location P that will be obtained by vehicle location test section 3 send to distance operation portion 6 and calculate distance from vehicle location P to facility B, the operator can select facility to the distance of facility B according to the present position of vehicle, and the information of the facility of having been selected.

Figure 17 is the block scheme of the vehicle navigator of expression the invention process form 5.In the vehicle navigator of this example 5, the data of the position P of detected present vehicle directly are sent to distance operation portion 6 from vehicle location test section 3, and the distance of vehicle location P to facility B calculated by distance operation portion 6.Like this, the position P that vehicle is present is set at anywhere, for example, calculates the distance from the present position P of vehicle to facility B.Have, other component parts is identical with the vehicle navigator of example 1 again, so omit its explanation at this.

Below, action is described.

Figure 18 is the process flow diagram of action of the vehicle navigator of expression example 5 shown in Figure 17.Have, ST111～114 in the process flow diagram shown in Figure 180 are identical with ST31～34 of the action flow chart of the vehicle navigator of example 1 shown in Figure 3, so omit its explanation at this again.

In ST115, in distance operation portion 6, the vehicle location P that obtains according to vehicle location test section 3 and the distance of data computation from wheel position P to facility of map information 4.

Secondly, in ST116, according to the distance that calculates from distance operation portion 6, distance from wheel position P to facility is chosen as the display object facility with interior facility at 1km, for this selection result, when judgement will show facility B on display part 9, then on display part 9, show facility B.

Figure 19 is the key diagram of the example of expression when vehicle location P is showed as the anywhere setting and with sketch.As shown in Figure 19, on the sketch that display part 9 shows, show vehicle location P and facility B.

As mentioned above, if according to this example 5, because of the data of the position P of vehicle location test section 3 detected present vehicles directly are sent to distance operation portion 6, the distance from the vehicle location P that obtains to facility B is calculated by distance operation portion 6, and on the sketch that display part 9 shows, show, so the operator can hold near the information of the facility of vehicle location P easily.

Example 6

Figure 20 is the block scheme of the vehicle navigator of expression the invention process form 6.Among the figure, the 12nd, the specified time of arrival operational part, according to the data computation vehicle from the data of the vehicle location P that tries to achieve through vehicle

location test section

3 and 4 storages of cartographic information portion arrive from the present position facility B the time that must want.These specified time of arrival operational part 12 result calculated are sent to display control unit 8, under the control of display control unit 8, show on the sketch of display part 9.Have, other component parts is identical with the vehicle navigator of example 1 again, so omit its explanation at this.

Below, action is described.

Figure 21 is the process flow diagram of action of the vehicle navigator of expression example 6 shown in Figure 20.Have, in process flow diagram shown in Figure 21, ST31～37 in the process flow diagram of ST131～137 and the action of the vehicle navigator of expression example 1 shown in Figure 3 are identical, so omit its explanation at this again.

In ST138, specified time of arrival operational part 12 calculates the average velocity of vehicle according to vehicle location P to the speed limit and the outside transport information such as road congestion information that provide of the road of facility B, and utilizes distance and average velocity from vehicle location P to facility B to calculate specified time of arrival.

Secondly, in ST139, specified time of arrival operational part 12 result calculated are presented on the sketch of display part 9 demonstrations.

In example shown in Figure 22, anywhere is set as vehicle location P, and road-map is carried out the sketch demonstration.On this sketch, show vehicle location P and facility B, in addition, also show with specified time of arrival from vehicle location P to facility B, so, the information of the facility B the road junction A near can more accurately be held.When the operator wants the information of this facility,, just can obtain the more detailed information of this facility B by touching the facility B that shows on display part 9, for example LCD.

In addition, as Figure 22 with reference to shown in the mark B ' like that, specified time of arrival operational part 12 also can calculate from vehicle location P and arrive the needed time B ' of facility (running time), and on the sketch of display part 9, show under the control of display control unit also passable.And can be not only from the current location P of vehicle, and calculate from road junction A and arrive the required time of facility and show at display part 9.

Have again, in the explanation of the vehicle navigator of example 1～5, according to carrying out the selection of facility, but also can carry out the selection of facility according to the length of specified time of arrival as this example 6 to the distance of facility.

As mentioned above, if according to this example 6, specified time of arrival operational part 12 calculates the specified time of arrival from the present position P of vehicle to facility B, and its result is presented on the sketch that display part 9 shows.Therefore, the operator can more correctly obtain arriving near the information of the facility of road junction easily.In addition, when the operator wants the information of this facility,, just can obtain the more detailed information of this facility rapidly and easily by touching display part, being the facility that shows on the LCD.

Example 7

Figure 23 is the block scheme of the vehicle navigator of expression the invention process form 7.Among the figure, the 13rd, operating portion, the operator specifies on the display part 9 facility on the sketch that shows with it, the 14th, the path operational part, according to vehicle location test section 3 detected vehicle location P and the data sent here from cartographic information portion 4, calculate from vehicle location P to path by the facility of operating portion 13 appointments.

The vehicle navigator of this example 7 is to be calculated by the distance in the path of the facility of operating portion 13 appointments and shown on the sketch that display part 9 shows by path operational part 14.

Below, action is described.

Figure 24 is the process flow diagram of action of the vehicle navigator of expression example 7 shown in Figure 23.Have, in process flow diagram shown in Figure 24, ST111～117 in the process flow diagram of ST151～157 and the action of the vehicle navigator of expression example 5 shown in Figure 180 are identical, so omit its explanation at this again.

When showing the path that arrives facility B when want the sketch that shows on display part 9 on, in ST158, the operator removes to specify the facility B that shows on the sketch by operating operation portion 13 (for example, straighforward operation, touch panel operation, sound indication etc.).

Secondly, in ST159, path operational part 1142 is according to 3 detected vehicle location P of vehicle detection portion and the path of data computation from present vehicle location P to appointed facility B that obtain from map information 4.

Secondly, in ST160, will be presented at by the path that calculates on the sketch of display part 9 demonstrations at ST159.

Figure 25 and Figure 26 are the key diagrams of the path example represented on the sketch of expression.

Shown in the sketch of Figure 25, anywhere is set as vehicle location P, and on sketch, shown vehicle location P and facility B.At this moment, when the operator selected facility B by operations such as remote controls, as shown in figure 26, because of the path from vehicle location P to facility B is presented on the sketch, the operator can hold the path that arrives facility B easily.

Have again, in the explanation of the vehicle navigator of example 6 and 7, though anywhere is set as vehicle location P, the present invention is not limited to this, for example, also it can be set as grade-separated interchange (IC), road junction portion etc.

As mentioned above, if according to this example 7, path operational part 14 calculates and arrives the distance in path that operators utilize the facility of operating portion 13 appointments, and the path that will arrive facility is presented on the sketch of display part 9 demonstrations.Therefore, the operator can hold the path that arrives facility easily.

Example 8

In the vehicle navigator of the example 1 of formation, as refuelling station (GS) refuelling station (GS) is presented on the sketch by showing the facility that selection portion 7 is selected with Fig. 1～shown in Figure 6.The vehicle navigator of example 8, the operator utilizes and shows that selection portion 7 selection refuelling stations (GS) as facility, show refuelling station (GS) on sketch.

Below, action is described.

Figure 27 is the process flow diagram of action of the vehicle navigator of expression example 8.Have, in process flow diagram shown in Figure 27, ST31～35 in the process flow diagram of ST171～175 and the action of the vehicle navigator of expression example 1 shown in Figure 3 are identical, so omit its explanation at this again.

In the following description, with anywhere as the A of road junction portion.

At first, in ST176, when wanting the B of refuelling station (GS) that the distance near the facility the A of road junction portion is near to be presented on the sketch, the operator utilizes and shows the selection portion 7 selection B of refuelling station (GS).

Secondly, in ST177, the B of refuelling station (GS) of the facility that will select as the operator is presented on the sketch that display part 9 shows.

Figure 28 is the key diagram that is illustrated in the example of the B of refuelling station (GS) that shows on the sketch of display part demonstration.Like this, the operator can utilize and show the selection portion 7 selection B of refuelling station (GS), and shows the B of refuelling station (GS) on sketch.In addition, also can resemble as shown in Figure 28, the road that may enter the B of refuelling station (GS) is represented by dotted lines.

As mentioned above, if according to this example 8, under with the situation of anywhere as the A of road junction portion, when the operator utilizes demonstration selection portion 7 to select refuelling stations (GS), because of display part 9 is presented at vehicle location P and refuelling station (GS) on the sketch, so the operator can hold near the information of refuelling station (GS), point of crossing easily.

Example 9

In the vehicle navigator of the example 1 of formation, by showing that facility that selection portion 7 selects as the parking lot, can make the parking lot be presented on the sketch with Fig. 1～shown in Figure 6.The vehicle navigator of example 9, the operator utilizes and shows that selection portion 7 selection parking lots as facility, make the parking lot show at sketch.

Below, action is described.

Figure 29 is the process flow diagram of action of the vehicle navigator of expression example 9.Have, in process flow diagram shown in Figure 29, ST31～35 in the process flow diagram of ST191～195 and the action of the vehicle navigator of expression example 1 shown in Figure 3 are identical, so omit its explanation at this again.

In the following description, with anywhere as the A of road junction portion.

At first, in ST196, when wanting the parking lot B that the distance near the facility the A of road junction portion is near to be presented on the sketch, the operator utilizes and shows selection portion 7 selection parking lot B.

Secondly, in ST197, the parking lot B of the facility that will select as the operator is presented on the sketch that display part 9 shows.

Figure 30 is the key diagram that is illustrated in the example of the parking lot B that shows on the sketch of display part 9 demonstrations.Like this, the operator can utilize and show selection portion 7 selection parking lot B, and shows parking lot B on sketch.In addition, when parking lot B expires, also can on sketch, carry out the demonstration as the B ' of parking lot, pass on the parking lot full information to the operator.At this moment, the information that vehicle is full also can be according to obtaining the transport information that obtains from the outside.

As mentioned above, if according to this example 9, under with the situation of anywhere as the A of road junction portion, when the operator utilizes demonstration selection portion 7 to select parking lots, because of display part 9 is presented at vehicle location P and parking lot on the sketch, so the operator can hold near the information in parking lot, point of crossing easily.

Example 10

In the vehicle navigator of the example 1 of formation, by showing that facility that selection portion 7 selects as shops such as convenience-for-people shop, supermarket, community centers, can make these shops be presented on the sketch with Fig. 1～shown in Figure 6.The vehicle navigator of example 10, the operator utilizes and shows that selection portion 7 selection shops as facility, show the shop on sketch.

Below, action is described.

Figure 31 is the process flow diagram of action of the vehicle navigator of expression example 10.Have, in process flow diagram shown in Figure 31, ST31～35 in the process flow diagram of ST211～215 and the action of the vehicle navigator of expression example 1 shown in Figure 3 are identical, so omit its explanation at this again.

In ST216, when wanting the shop B that the distance near the facility the A of road junction portion is near (for example convenience-for-people shop) when being presented on the sketch, the operator utilizes and shows selection portion 7 selection shop B.

Secondly, in ST217, the shop B of the facility that will select as the operator is presented on the sketch that display part 9 shows.

Figure 32 is the key diagram that is illustrated in the example of the shop B (convenience-for-people shop) that shows on the sketch of display part 9 demonstrations.Like this, the operator can show that selection portion 7 selection shop B show shop B on sketch by utilizing.In addition, also can use two-wire will be presented at as the relation of attached parking lot, the convenience-for-people shop of shop B and shop B (convenience-for-people shop) on the sketch that display part 9 shows (with reference to the reference signs B ' of Figure 32).

As mentioned above, if according to this example 10, under with the situation of anywhere as the A of road junction portion, when the operator utilizes demonstration selection portion 7 to select shops, because of display part 9 with vehicle location P and shop B (for example, convenience-for-people shop etc.) be presented at the A of road junction portion on the sketch near, so the operator can hold near the information in the shop the road junction A easily.

Example 11

In the vehicle navigator of the example 1 of formation, by showing that facility that selection portion 7 selects as eating house (family restaurant, fast food restaurant, teahouse etc.), can make the eating house be presented on the sketch with Fig. 1～shown in Figure 6.The vehicle navigator of example 11, the operator utilizes and shows that selection portion 7 selection eating houses as facility, show the eating house on sketch.

Below, action is described.

Figure 33 is the process flow diagram of action of the vehicle navigator of expression example 11.Have, in process flow diagram shown in Figure 33, ST31～35 in the process flow diagram of ST231～235 and the action of the vehicle navigator of expression example 1 shown in Figure 3 are identical, so omit its explanation at this again.

In ST236, when wanting the eating house B that the distance near the facility the A of road junction portion is near (for example, family restaurant, fast food restaurant, teahouse etc.) when being presented on the sketch, the operator utilizes and shows selection portion 7 selection eating house B.

Secondly, in ST237, the eating house B of the facility that will select as the operator is presented on the sketch that display part 9 shows.

Figure 34 is the key diagram that is illustrated in the example of the eating house B (family restaurant) that shows on the sketch of display part 9 demonstrations.Like this, the operator can show that selection portion 7 selection eating house B show eating house B on sketch by utilizing.In addition, picture 91 shown in figure 32 is such, also can show near the enlarged drawing that the A of road junction portion is simultaneously.

As mentioned above, if according to this example 11, under with the situation of anywhere as the A of road junction portion, when the operator utilizes demonstration selection portion 7 to select eating houses, because of display part 9 with vehicle location P and eating house B (for example, family restaurant etc.) be presented at the A of road junction portion on the sketch near, so the operator can hold near the information of the eating house the road junction A easily.

Example 12

In the vehicle navigator of the example 1 of formation, by showing that facility that selection portion 7 selects as facility (bowling alley, game center etc.) for amusement, can make facility for amusement be presented on the sketch with Fig. 1～shown in Figure 6.The vehicle navigator of example 12, the operator utilizes and shows that selection portion 7 selections facility for amusement as facility, makes facility for amusement show at sketch.

Below, action is described.

Figure 35 is the process flow diagram of action of the vehicle navigator of expression example 12.Have, in process flow diagram shown in Figure 35, ST31～35 in the process flow diagram of ST251～255 and the action of the vehicle navigator of expression example 1 shown in Figure 3 are identical, so omit its explanation at this again.

In ST256, when wanting the facility B for amusement (for example, bowling alley, game center etc.) that the distance near the facility the A of road junction portion is near when being presented on the sketch, the operator utilizes and shows selection portion 7 selections facility B for amusement.

Secondly, in ST257, the facility B for amusement of the facility that will select as the operator is presented on the sketch that display part 9 shows.

Figure 36 is the key diagram that is illustrated in the example of the facility B for amusement that shows on the sketch of display part 9 demonstrations.Like this, the operator can show that selection portion 7 selections facility B for amusement shows facility B for amusement on sketch by utilizing.

In addition, other point of crossing X of existing on the sketch and near other facility Y for amusement (in Figure 36, being the bowling alley) of existence thereof are shown simultaneously.

Have, in Figure 36, do not have the mark of the present position P of vehicle on the road that shows, this is because the present position of vehicle is on the road of the road that leaves demonstration (for example, just travelling on the road, city).

As mentioned above, if according to this example 12, under with the situation of anywhere as the A of road junction portion, when the operator utilizes demonstration selection portion 7 to select to while away the time facility, because of display part 9 will while away the time facility be presented at the A of road junction portion on the sketch near, so the operator can hold near the information of the facility for amusement road junction A easily.

Example 13

In the vehicle navigator of the example 1 of formation, by showing that facility that selection portion 7 selects as the station, can make the terrain vehicle station be presented on the sketch with Fig. 1～shown in Figure 6.

The vehicle navigator of example 13, the operator utilizes and shows that selection portion 7 selection road stations as facility, stand on the sketch terrain vehicle and show.

Below, action is described.

Figure 37 is the process flow diagram of action of the vehicle navigator of expression example 13.Have, in process flow diagram shown in Figure 37, ST31～35 in the process flow diagram of ST271～275 and the action of the vehicle navigator of expression example 1 shown in Figure 3 are identical, so omit its explanation at this again.

In ST276, when wanting the road station B that the distance near the facility the A of road junction portion is near to be presented on the sketch, the operator utilizes and shows selection portion 7 selection road stations.

Secondly, in ST277, the road station B of the facility that will select as the operator is presented on the sketch that display part 9 shows.

Figure 38 is the key diagram that is illustrated in the example of the road station B that shows on the sketch of display part 9 demonstrations.Like this, the operator can show that selection portion 7 selection road station B show road station B on sketch by utilizing.In addition, on sketch shown in Figure 38, the mark of the present position P of vehicle is in the outside of road, and this is that the present position of vehicle is on the road, city shown in the dotted line because such as shown in figure 39, and not on the national highway shown in the solid line.

As mentioned above, if according to this example 13, under the situation that anywhere is set as the A of road junction portion, when the operator utilizes demonstration selection portion 7 to select the road stations, because of display part 9 with the present position of vehicle and road station be presented at the A of road junction portion near, so the operator can hold near the information at the road station the road junction A easily.

Example 14

Figure 40 is the vehicle navigator block scheme of expression example 14, among the figure, the 13rd, operating portion, the kind of the facility that the selection sketch shows from the project of classifying in advance in convenience-for-people shop, supermarket, fast food restaurant etc., identical with the operating portion 13 of the vehicle navigator of example 7 shown in Figure 23, omit its explanation at this.Inscape beyond it, identical with the vehicle navigator of example 1, omit explanation.

In the vehicle navigator of example 14, the facility that can select shows on the sketch that display part 9 shows with the form of menu, the operator selects desired facility by using operating portion 13 from the facility that choice menus shows, the facility of having selected is shown on sketch.

Below, action is described.

Figure 41 is the process flow diagram of action of the vehicle navigator of expression example 14 shown in Figure 40.Have, in process flow diagram shown in Figure 41, ST31～35 in the process flow diagram of ST291～295 and the action of the vehicle navigator of expression example 1 shown in Figure 3 are identical, so omit its explanation at this again.

In ST298, the operator selects the facility that shows on the sketch of display part 9.The operator selects key to press the facility kind by operating operation portion 13 (straighforward operation, touch panel operation, sound indication etc.), and the choice menus of facility is shown.

Secondly, in ST299, select for example convenience-for-people shop the project of classification in advance such as the convenience-for-people shop of operator in the choice menus picture, supermarket, fast food restaurant.

Secondly, in ST300, only the convenience-for-people shop that ST299 is selected is presented on the sketch of display part 9 demonstrations.

Figure 42 is the key diagram of the demonstration example of the expression choice menus picture that is used for selecting facility.Figure 43 is the key diagram of expression with the demonstration example of facility on sketch of choice menus picture and selecting.

For example, then such as shown in figure 43 when the operator selects convenience-for-people shop by the choice menus picture shown in Figure 42 from facility kind intermediate item, convenience-for-people shop B is shown on the sketch that display part 9 shows.The facility kind of wanting to show is shown on sketch.

As mentioned above, if according to this example 14, the operator selects the facility of hope that the facility of selection is presented on the sketch of display part 9 demonstrations from the facility that menu shows by using operating portion 13, therefore, the operator can promptly easily show the facility of wanting to show on sketch.

Example 15

Figure 44 is the vehicle navigator block scheme of expression example 15, among the figure, and the 15th, the attribute of road is judged by road attribute detection unit portion according to the data of vehicle location P that obtains from vehicle location test section 3 and map information 4 stored.Have, component parts in addition is identical with the road attribute judegment part of the vehicle navigator of example 1, omits its explanation at this again.

In the vehicle navigator of example 15, utilize road attribute judegment part 15 to judge that the road that vehicle is travelling is automobile specified road (highway and turn pike) or general road (national highway, county road, road, city etc.), provide this information to the operator by sketch.

Below, action is described.

Figure 45 is the process flow diagram of action of the vehicle navigator of expression example 15 shown in Figure 44.Have, in process flow diagram shown in Figure 45, the ST31 in the process flow diagram of ST311 and the action of the vehicle navigator of expression example 1 shown in Figure 3 is identical, so omit its explanation at this again.

In the example of following explanation, be that the situation of automobile specified road describes shown in the sketch just, in addition, be set at vehicle location P as anywhere.

In ST312, road attribute judegment part 15 uses the vehicle location P that obtains from vehicle location test section 3 and the data of map information 4 stored, judges that the road attribute of vehicle location P is automobile specified road or general road.

Secondly, in ST313, when the road attribute of being judged by road attribute judegment part 15 is the automobile specified road, then enter ST314.In ST314, utilize sketch operational part 5 to carry out the sketch computing, data to the automobile specified road of map information 4, with grade-separated interchange (IC), intersection (JCT), ramp (R), service area (SA) and parking area (PA) medelling, and the road between them is drawn as straight line.

In addition, in the processing of ST313, when the road attribute result of determination of implementing is road beyond the automobile specified road, in ST315, then all roads are carried out the sketch computing in ST312.The sketch computing the same with the ST32 of example shown in Figure 31 carried out in this processing.

Secondly, in ST316, the sketch that sketch operational part 5 is calculated shows on display part 9.At this moment, when the road attribute is the automobile specified road, just become the sketch that has only the automobile specified road.

Below ST316～ST320 because of identical, so omit its explanation at this with the ST34～ST37 of example 1 shown in Figure 3.

Figure 46～Figure 48 be expression when present vehicle location is on the automobile specified road on the sketch of display part demonstration the key diagram of the example of display automobile accommodation road and facility.

Such as shown in figure 46, when present vehicle location P is on the automobile specified road, in ST314, utilize sketch operational part 5 to carry out the sketch computing, data to the automobile specified road of map information 4, with grade-separated interchange, intersection, ramp, service area and parking area medelling, and the road between them is drawn as straight line, result of calculation is presented on the display part 9 as shown in figure 47 like that.Figure 47 illustrate with near the vehicle shown in the vehicle location P just 00 IC of traveling automobile accommodation road (grade-separated interchange), * * sketch behind the SA (service area), Δ Δ IC (grade-separated interchange) medelling.

In addition, when with anywhere as vehicle location P, select facility B shown in Figure 46 and when on sketch, showing, just become as shown in Figure 47.

And then, when having carried out path that example 7 illustrated for the facility B on this sketch when showing, then such as shown in figure 48, (oblique line part) shows paths on sketch, in addition, also such shown in the upper right quarter of Figure 48, (a plurality of arrow) also shows paths on the map picture of reality.Particularly, when showing grade-separated interchange (IC), before rolling highway away from, can near the Ordinary Rd outside confirming highway, there be which type of facility to roll highway afterwards again away from.

In addition, under the situation of highway, can not enter the service area and the grade-separated interchange in reverse track sometimes, at this moment, also can remove the facility corresponding and show with this service area or grade-separated interchange.

As mentioned above, if according to this example 15, utilize road attribute judegment part 15 to judge that the road that vehicle is travelling is automobile specified road or general road, and provide this information to the operator by sketch, so the operator can obtain road information easily.

Example 16

In the vehicle navigator of the example 1 of formation with Fig. 1～shown in Figure 6, by setting grade-separated interchange (IC) A1, A2, A3 as anywhere, can be near the facility that shows on the sketch grade-separated interchange (IC).In the vehicle navigator of example 16, the operator sets grade-separated interchange (IC) A1, A2, A3 as anywhere, and near the facility that shows on the sketch grade-separated interchange (IC).

Below, action is described.

Figure 49 is the process flow diagram of action of the vehicle navigator of expression the invention process form 16.The step of ST316～320 in the process flow diagram of example 15 shown in Figure 45 is replaced in ST331～335th, and other step is identical with example 5, so omit its explanation at this.

In ST331, the same because of vehicle location is on the automobile specified road with the ST311～ST314 of example 15 shown in Figure 45, the automobile specified road is carried out sketch show.

In ST332, on the sketch that display part 9 shows, show the present position P of vehicle.

Secondly, in ST333, the distance from grade-separated interchange (IC) A1, A2, A3 to each facility B1, B2, B3 is calculated by distance operation portion 6.

Secondly, in ST334, judge whether that in showing selection portion 7 1km that has that will obtain from distance operation portion 6 is presented on the sketch with the facility of interior distance.

Secondly, in ST335, on the sketch that display part 9 shows, showing by the facility that shows selection portion 7 selections (the facility B1 that selects at grade-separated interchange (IC) A1 place, the facility B2 that selects at grade-separated interchange (IC) A2 place, the facility B3 that grade-separated interchange (IC) A3 place is selected).

The key diagram of Figure 50 to be expression show grade-separated interchange (IC) and facility B1, B2, B3 on sketch example among the figure, is represented the position that vehicle is present with reference to mark P.As shown in figure 50, because on sketch, show grade-separated interchange (IC) A1, A2, A3 and facility B1, B2, B3, so, can hold near the information of the facility the grade-separated interchange (IC) easily.

As mentioned above, if according to this example 16,, near the facility of grade-separated interchange (IC) is presented on the sketch by setting grade-separated interchange (IC) as anywhere, so the operator can be in the information that obtains near the facility the grade-separated interchange (IC) on the sketch easily.

Example 17

Figure 51 is illustrated near show on the sketch of display part of vehicle navigator of example 17 grade-separated interchange (IC) facility and to the key diagram of the example in the orientation of this facility.

In the vehicle navigator of example 17, be presented on the sketch that display part 9 shows with near the facility the grade-separated interchange (IC) with to this facility orientation.

Below, action is described.

On the mark by the grade-separated interchange (IC) that facility is presented at show on the sketch of relative expression display part 9 and the assigned address (being upside here) of textbox at textbox, can make the operator easily identification be near which grade-separated interchange, for example intersection (JTC), ramp (R), service area (SA), parking area (PA) on the sketch facility.Here, anywhere is set at grade-separated interchange A1, A2, A3.

Example shown in Figure 51 is illustrated in the situation that in the demonstration example of the sketch shown in Figure 50 that uses in the explanation of example 16 facility is presented at the upper position of each service area (SA).Shown in Figure 51 like that, because of the upside of grade-separated interchange (IC) A1 on the sketch that shows at display part 9, A2, A3 shows facility B1, B2, B3 near it, so the easy assurance of operator is the facility of which grade-separated interchange (IC).In addition, as the demonstration example of the sketch of Fig. 8 and example 2,3 shown in Figure 12, by the distance and bearing from grade-separated interchange (IC) to facility is presented on the sketch together, the operator can promptly hold the Position Approximate of facility easily.In addition, as facility, also can be showplace, historic site.

As mentioned above, if according to this example 17, because the upper position of a plurality of grade-separated interchanges (IC) in the sketch that display part 9 shows shows near the corresponding facility this grade-separated interchange (IC), so, the operator can be in a plurality of grade-separated interchanges that shown (IC), holding easily is near the facility of which grade-separated interchange (IC), in addition, because the distance and bearing from grade-separated interchange (IC) to facility is presented on the sketch together, the operator can hold the Position Approximate from grade-separated interchange (IC) to facility easily.

The possibility of industrial utilization

As mentioned above, vehicle navigator of the present invention is simple and easy by the operator Operation, will be present in rapidly near the anywhere of road or grade-separated interchange etc. near The facilities information about various facilities be presented at the sketch that the demonstration section such as liquid crystal display shows On, be fit to be applied to the vehicle navigator that the market demand sharply enlarges.

Claims

1. a vehicle navigator is characterized in that, comprising: the map information of storing the various information relevant with map; According to the data of above-mentioned map information storage with road modeization and generate the sketch operational part of sketch; Calculate and obtain the distance operation portion of the distance from the anywhere to the facility; The distance that obtains according to above-mentioned distance operation portion is chosen in the demonstration selection portion of the facility that shows on the above-mentioned sketch; Carry out the display part of the demonstration of above-mentioned sketch and map; Above-mentioned facility is presented at display control unit on the above-mentioned sketch that above-mentioned display part shows.

2. the described vehicle navigator of claim 1, it is characterized in that, the demonstration selection portion selects distance to a declared goal with interior facility the distance from the anywhere to the facility that obtains from distance operation portion, and the above-mentioned facility that display control unit is selected above-mentioned demonstration selection portion is presented on the sketch of display part demonstration.

3. the described vehicle navigator of claim 1 is characterized in that, the facilities information that the distance that display control unit will obtain from distance operation portion shows as display part be presented on the sketch with above-mentioned facility position adjacent on.

4. the described vehicle navigator of claim 1, it is characterized in that, and then orientation operational part with data computation orientation from the anywhere to the facility of the storage of information storage part according to the map, display control unit is according to the operation result that obtains from above-mentioned orientation operational part, and the information of the above-mentioned facility that the orientation from anywhere to above-mentioned facility on the sketch shows as display part is presented on the above-mentioned sketch.

5. the described vehicle navigator of claim 1, it is characterized in that, and then have the distance operational part of the data computation of information storage part storage according to the map by the operating range of the necessary actual travel of road-map from the anywhere to the facility, the operating range from anywhere to above-mentioned facility on the sketch is set as the distance from above-mentioned anywhere to above-mentioned facility on the above-mentioned sketch.

6. the described vehicle navigator of claim 5, it is characterized in that, show that selection portion selects distance to a declared goal with interior distance value the distance value from the anywhere to the facility that obtains from the distance operational part, the above-mentioned reality that display control unit is selected above-mentioned selection display part has been gone the distance value and has been presented at above-mentioned facility one side on the sketch of display part demonstration.

7. the described vehicle navigator of claim 1, it is characterized in that, and then have the vehicle location that detects the vehicle present position and pick portion, distance operation portion is the present set positions of vehicle that obtains from the above-mentioned vehicle location portion of picking the anywhere on the sketch and calculates its distance to facility.

8. the described vehicle navigator of claim 1, it is characterized in that, and then having a specified time of arrival operational part of the specified time of arrival of calculating from the anywhere to the facility, the information of the facility that the above-mentioned specified time of arrival from above-mentioned anywhere to above-mentioned facility that display control unit will obtain from above-mentioned specified time of arrival operational part shows as display part is presented on the sketch that display part shows.

9. the described vehicle navigator of claim 1, it is characterized in that, and then have the operating portion that the operator operates and calculate the path operational part in the path of using the facility that aforesaid operations portion selects from anywhere to the aforesaid operations person, display control unit will be presented at from the path that above-mentioned path operational part obtains on the sketch that display part shows.

10. the described vehicle navigator of claim 1, it is characterized in that, and then operating portion with classification of the facility of representing on the sketch that is chosen in the display part demonstration, the classification of the desired facility of representing on the sketch of operator by aforesaid operations portion selection display part, facility calculating the path from anywhere to this facility of above-mentioned path operational part to being obtained by aforesaid operations portion, display control unit will be presented at from the path that above-mentioned path operational part obtains on the above-mentioned sketch of above-mentioned display part demonstration.

11. the described vehicle navigator of claim 1, it is characterized in that, and then has a road attribute judegment part of the attribute of the data judging road of information storage part stored according to the map, when the attribute of the road that obtains from above-mentioned road attribute judegment part is the automobile specified road, the sketch operational part is the sketch of the above-mentioned automobile specified road of data computation of information storage part stored according to the map, and select the not facility on above-mentioned automobile specified road, display control unit to make above-mentioned automobile specified road and be presented on the sketch that display part shows through the above-mentioned facility that above-mentioned sketch operational part chooses.

12. the described vehicle navigator of claim 11, it is characterized in that, the demonstration selection portion selects distance to a declared goal with interior facility from the distance from the anywhere to the facility that is obtained by the sketch operational part, and display control unit is presented on the sketch of display part demonstration the above-mentioned facility of being selected by above-mentioned demonstration selection portion.

13. the described vehicle navigator of claim 1 is characterized in that, the sketch operational part is set at grade-separated interchange, intersection, ramp, service area and parking area with anywhere and calculates its sketch to facility.

14. the described vehicle navigator of claim 1, it is characterized in that, display control unit make a plurality of above-mentioned facilities be presented at above-mentioned sketch on above-mentioned grade-separated interchange, the intersection, the ramp, on the corresponding respectively appointed positions in service area or parking area, be a plurality of grade-separated interchanges in the above-mentioned sketch so that the operator can be familiar with a plurality of facilities on the sketch that display part shows clearly, the intersection, the ramp, any one grade-separated interchange in service area and the parking area, the intersection, the ramp, near service area and the parking area facility.

15. a vehicle navigator is characterized in that, comprising: the map information of the various information that storage is relevant with facility or road-map; The control module of storage and executive routine, read the above-mentioned road of above-mentioned map information storage and the information of above-mentioned facility by this program, according to the information that obtains with above-mentioned road modeization and generate sketch, the above-mentioned facility of selecting above-mentioned sketch to show according to distance from anywhere to above-mentioned facility; The above-mentioned sketch relevant that demonstration is obtained by above-mentioned control module and the display part of above-mentioned facility with above-mentioned road.