CN101750069A - Navigation device and limitation information promoting method thereof - Google Patents
Navigation device and limitation information promoting method thereof Download PDFInfo
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- CN101750069A CN101750069A CN200810178315A CN200810178315A CN101750069A CN 101750069 A CN101750069 A CN 101750069A CN 200810178315 A CN200810178315 A CN 200810178315A CN 200810178315 A CN200810178315 A CN 200810178315A CN 101750069 A CN101750069 A CN 101750069A
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Abstract
The invention provides a navigation device and a limitation information promoting method thereof. When a vehicle drives on a road which has different driving limitations set for each lane according to lane quantity and vehicle types, the navigation device can promote the driver of general, detailed and accurate limitation information. The navigation device comprises a map information storing part, a vehicle position detecting part, a displaying part, a guiding information output part, a lane quantity identifying part, a driving lane judging part, a vehicle type acquisition part and a storing part, wherein the map information storing part is used for storing the map information containing road information; the vehicle position detecting part is used for detecting vehicle position; the displaying part is used for displaying the vehicle position detected by the vehicle positioning detecting part on maps around the vehicle position in an overlapping way; the guiding information output part is used for outputting guiding information through images or sounds; the lane quantity identifying part is used for identifying the lane quantity of a road in the driving direction of the vehicle; the driving lane judging part is used for judging the driving lanes of the vehicle; the vehicle type acquisition part is used for acquiring the vehicle types; and the storing part is used for storing the limitation information. The limitation information comprises at least one of maximum speed, minimum speed and driving prohibition of each lane based on the lane quantity and vehicle type. According to the lane quantity identified by the lane quantity identifying part and the vehicle type acquired by the vehicle type acquisition part, the limitation information of the vehicle driving lane, detected by the driving lane identifying part, is drawn from the storing part, and the drawn limitation information is output by the guiding information output part.
Description
Technical field
The restricted information that the present invention relates to a kind of each track to road is pointed out and the guider that guides and the limitation information promoting method of this guider.
Background technology
Now, carry on vehicle by on-vehicle navigation apparatus or with portable navigating device, can realize exploring current location to the guide line between the set destination, and the driver is guided to the destination along this guide line, when realizing this process, show on display device that also this parking stall puts the map picture of basic car position periphery.
And, in recent years,, begin each road has been set the various restrictions of travelling in order to adapt to the development of traffic and road construction.For example, all set maximum speed limit (top speed or minimum speed) respectively for each track of same road.Also there is the situation of every track being set different maximum speed limits respectively according to the difference of track quantity and type of vehicle again.Specifically, according to the special provision of Chinese law on road traffic safety implementing regulations about highway, highway should be indicated the travel speed in track, and max. speed must not surpass per hour 120 kilometers, and the minimum speed of a motor vehicle must not be lower than per hour 60 kilometers.These regulations are concrete regulation also: the small-sized passenger car max. speed at running on expressway must not surpass per hour 120 kilometers, and other motor vehicles must not surpass per hour 100 kilometers, and motorcycle must not surpass per hour 80 kilometers.And equidirectional have 2 tracks, and the minimum speed of a motor vehicle of left-hand lane is per hour 100 kilometers; Equidirectional have 3 above tracks, and the minimum speed of a motor vehicle in track, the leftmost side is per hour 110 kilometers, and the minimum speed of a motor vehicle of middle lane is per hour 90 kilometers.The regulation of the speed of a motor vehicle that the road speed(-)limit sign is indicated and the above-mentioned lanes speed of a motor vehicle is inconsistent, travels according to the speed of a motor vehicle that the road speed(-)limit sign is indicated.
Like this, when vehicle during at running on expressway, the maximum speed limit difference in each track not only, and also according to the difference of the quantity in the type of car and track, the maximum speed limit in every track is also different.
Therefore,, then can hinder travelling of other vehicle, cause the obstruction of highway if the vehicle ' of 60 kilometers of speed per hours is the left-hand lane of 110 kilometers of minimum speed per hours in speed limit, and, the danger coefficient that traffic hazard takes place can be increased.
But the driver is difficult to remember comprehensively, in detail, accurately the above-mentioned restricted information that travels according to track quantity and the different complexity of setting of type of vehicle, has unconsciously exceeded the velocity range of regulation probably in driving procedure.
Summary of the invention
The present invention makes in order to solve above-mentioned problem, purpose is to provide a kind of guider and limitation information promoting method thereof, when the driver when having set the travels down of different driving restriction according to the difference of track and type of vehicle, can discern type of vehicle, track quantity, traveling lane automatically, thereby guide the driver and point out corresponding with it restricted information to the driver.
Guider of the present invention possesses: map information, and storage comprises the cartographic information of road information; Test section is put in this parking stall, detects the position of this car; Display part is put this parking stall that test section detects with above-mentioned this parking stall and is put in this this parking stall and put overlapping demonstration on the map of periphery; Also have: the guidance information efferent, by image or voice output guidance information; The track quantity of the road that the direct of travel of this car exists is discerned in the number of track-lines identification part; The traveling lane judegment part is judged the track that this car travels; Type of vehicle acquisition portion obtains the type of this car; Storage part, the storage restricted information, this restricted information comprises based on the top speed in each track of track quantity and type of vehicle, minimum speed, at least one information in forbidding travelling; The type of vehicle that obtains according to the track quantity of above-mentioned number of track-lines identification part identification and above-mentioned type of vehicle acquisition portion, extract out about the travel restricted information in track of above-mentioned detected the car of lane discriminating portion that travel from above-mentioned storage part, and the restricted information of extracting out is exported by above-mentioned guidance information efferent.
This guider also has: speed of a motor vehicle test section, detect the travel speed of this car; Comparing section, the maximum speed limit that travel speed of this car of comparison and the track that Ben Che travels set; When the result of above-mentioned comparing section comparison has exceeded top speed that above-mentioned traveling lane sets or minimum speed for the travel speed of this car, the warning message that above-mentioned guidance information efferent sends the track change, quickens or slow down.
The restricted information that the track that above-mentioned guidance information efferent travels according to this vehicle type that obtains from above-mentioned type of vehicle acquisition portion and above-mentioned car sets when travelling on the track of forbidding travelling at this car, sends the warning message of track change.
This guider also has: restriction object road identification part, and discern this garage and enter the place ahead of direction and whether exist each track all to be set the restriction object road of restricted information respectively according to track quantity and type of vehicle; The distance of putting above-mentioned restriction object road from this parking stall is calculated by distance calculation portion; When the distance of calculating when above-mentioned distance calculation portion reaches predetermined value, the restricted information that above-mentioned guidance information efferent output is set by each track according to the track quantity and the type of vehicle of above-mentioned restriction object road.
Another kind of guider of the present invention possesses: map information, and storage comprises the cartographic information of road information; Test section is put in this parking stall, detects the position of this car; Display part is put this parking stall that test section detects with above-mentioned this parking stall and is put in this this parking stall and put overlapping demonstration on the map of periphery; Also have: speed of a motor vehicle test section, detect the travel speed of this car; The guidance information efferent is by image or voice output guidance information; The track quantity of the road that the direct of travel of this car exists is discerned in the number of track-lines identification part; The traveling lane judegment part is judged the track that this car travels; Type of vehicle acquisition portion obtains the type of this car; Storage part, the storage restricted information, this restricted information comprises based on the top speed in each track of track quantity and type of vehicle, minimum speed, at least one information in forbidding travelling; The in violation of rules and regulations judging part that travels, the restricted information of storing in traveling lane of this car that the speed that this car that detects according to above-mentioned speed of a motor vehicle test section travels, the above-mentioned lane discriminating portion of travelling are judged and the above-mentioned storage part is judged the whether traffic violation of travelling of this car.
This another kind guider also has comparing section, the maximum speed limit that travel speed of this car of comparison and the track that Ben Che travels set; Travel when having violated traffic law by described this car of judgement section judges that travels in violation of rules and regulations, by the described guidance information efferent information that gives a warning.
Preferably, the type of vehicle that obtains of described type of vehicle acquisition portion is a kind of in small-sized passenger vehicle, large-scale passenger vehicle, small-sized load-carrying vehicle, large-scale load-carrying vehicle, the motorcycle.
Preferably, the type of this car of obtaining of described type of vehicle acquisition portion is preestablished by the user.
The limitation information promoting method of guider of the present invention comprises: the detection step is put in this parking stall, detects the position of this car, and step display is put above-mentioned this parking stall and detected this parking stall that step detects and put in this this parking stall and put overlapping demonstration on the map of periphery; Further comprising the steps of: the number of track-lines identification step, discern the track quantity of the road that the direct of travel of this car exists; The traveling lane discriminating step is judged the track that this car travels; Type of vehicle obtains step, obtains the type of this car; Storing step, the storage restricted information, this restricted information comprises based on the top speed in each track of track quantity and type of vehicle, minimum speed, at least one information in forbidding travelling; Restricted information is extracted step out, track quantity and above-mentioned type of vehicle according to above-mentioned number of track-lines identification step identification obtain the type of vehicle that step obtains, extract the restricted information in the track of travelling out from the restricted information of above-mentioned storing step storage about above-mentioned this car that travels the detection of lane discriminating step, and with the restricted information output of determining.
The limitation information promoting method of this guider also has: the speed of a motor vehicle detects step, detects this car speed of travelling; Comparison step, more above-mentioned car maximum speed limit that track that speed and above-mentioned car travel sets of travelling; The warning step, when the result of above-mentioned comparing section comparison has exceeded top speed that above-mentioned traveling lane sets or minimum speed for the travel speed of this car, the warning message of send the track change, quickening or slow down.
The restricted information that the track of travelling according to this vehicle type that obtains from above-mentioned type of vehicle acquisition portion and above-mentioned car sets when travelling on the track of forbidding travelling at this car, sends the warning message of track change.
The limitation information promoting method of this guider also has: restriction object road identification step, and discern this garage and enter the place ahead of direction and whether exist each track all to be set the restriction object road of restricted information respectively according to track quantity and type of vehicle; The distance calculation step is calculated the distance of putting above-mentioned restriction object road from this parking stall; When the distance of calculating when above-mentioned distance calculation step reached predetermined value, output was according to the track quantity and the type of vehicle of above-mentioned restriction object road, the restricted information that each track is set.
The limitation information promoting method of another kind of guider of the present invention comprises: the detection step is put in this parking stall, detects the position of this car, and step display is put above-mentioned this parking stall and detected this parking stall that step detects and put in this this parking stall and put overlapping demonstration on the map of periphery; Further comprising the steps of: the speed of a motor vehicle detects step, detects the travel speed of this car; The number of track-lines identification step is discerned the track quantity of the road that the direct of travel of this car exists; The traveling lane discriminating step is judged the track that this car travels; Type of vehicle obtains step, obtains the type of this car; Storing step, the storage restricted information, this restricted information comprises based on the top speed in each track of track quantity and type of vehicle, minimum speed, at least one information in forbidding travelling; The in violation of rules and regulations determining step that travels, the restricted information of storing in traveling lane of this car that the speed that this car that detects according to above-mentioned speed of a motor vehicle test section travels, the above-mentioned lane discriminating portion of travelling are judged and the above-mentioned storage part is judged the whether traffic violation of travelling of this car.
The limitation information promoting method of this another kind guider also has: comparison step, more above-mentioned car maximum speed limit that track that speed and above-mentioned car travel sets of travelling; The warning step is travelled when having violated traffic law by described this car of judgement section judges that travels in violation of rules and regulations, and information gives a warning.
Description of drawings
Fig. 1 is the structured flowchart that is applicable to on-vehicle navigation apparatus of the present invention
Fig. 2 is the functional block diagram that is applicable to on-vehicle navigation apparatus of the present invention
Fig. 3 is the workflow diagram of the on-vehicle navigation apparatus of the present invention the 1st embodiment
Fig. 4 is the workflow diagram of the on-vehicle navigation apparatus of the present invention the 2nd embodiment
Fig. 5 is the workflow diagram of the on-vehicle navigation apparatus of the present invention the 3rd embodiment
Fig. 6 is the demonstration synoptic diagram that is applicable to on-vehicle navigation apparatus of the present invention
Fig. 7 is the demonstration synoptic diagram that is applicable to on-vehicle navigation apparatus of the present invention
Fig. 8 is the demonstration synoptic diagram that is applicable to on-vehicle navigation apparatus of the present invention
Fig. 9 is the demonstration synoptic diagram that is applicable to on-vehicle navigation apparatus of the present invention
Figure 10 is the demonstration synoptic diagram that is applicable to on-vehicle navigation apparatus of the present invention
Figure 11 is the demonstration synoptic diagram that is applicable to on-vehicle navigation apparatus of the present invention
Figure 12 is the demonstration synoptic diagram that is applicable to on-vehicle navigation apparatus of the present invention
Figure 13 is the demonstration synoptic diagram that is applicable to on-vehicle navigation apparatus of the present invention
Figure 14 is the demonstration synoptic diagram that is applicable to on-vehicle navigation apparatus of the present invention
Embodiment
Below in conjunction with accompanying drawing embodiments of the present invention are described.Fig. 1 is the structured flowchart that is applicable to on-vehicle navigation apparatus of the present invention.Guider 10 mainly contains with the lower part and constitutes: GPS receiving trap 11 receives electric wave and measures the present position of vehicle self, present orientation from gps satellite; Display 12 shows data according to the map and the map that generates; Output-controlling device 13 receives from microprocessor control signal, exports to display; Sensor 14, the speed of detection vehicle; Memory storage 15 has big capacity hard disk, store map data; Input media 16 is made of input blocks such as keyboard, mouse, operating rod, demonstration touch-screen, telepilots; Apparatus for processing audio 17 to handling from the voice signal of microprocessor 20, amplifies.Audio output device 18 is with above-mentioned treated voice signal output.Camera head 19 is made a video recording to the external circumstances of vehicle; Microprocessor 20 is controlled each above-mentioned device.
In addition, guider 10 can also have the communication control unit that can carry out radio communication with facility on the road or external server and, receive the receiver of radio and TV signal.Can also have Bluetooth function (Blue Tooth), communicate with the portable terminals such as mobile phone that the user held by wireless or wired mode.
Fig. 2 is the functional block diagram that is applicable to on-vehicle navigation apparatus of the present invention.
As shown in Figure 2, the functional block diagram of guider mainly comprises storage part 21, audio output unit 22, display part 23, image acquiring unit 24, speed of a motor vehicle test section 25, input part 26 and control part 27.Here storage part 21 be with Fig. 1 in memory storage 15 corresponding formations, same, audio output unit 22 is corresponding with apparatus for processing audio 17 and the audio output device 18 of Fig. 1, display part 23 is corresponding with the display 12 of Fig. 1, image acquiring unit 24 is corresponding with the camera head 19 of Fig. 1, speed of a motor vehicle detecting element 25 is corresponding with the sensor 14 of Fig. 1, and input part 26 is corresponding with the input media 16 of Fig. 1, and the microprocessor of control part 27 and Fig. 1 20 is corresponding and constitute.
Storage part 21 among Fig. 2 is used to realize the program storage 21a of the necessary programs of function such as circuit guiding, also comprises data-carrier store 21b except possessing storage.
Program storage 21a storage for example according to the positional information that obtains from above-mentioned GPS receiver detect this parking stall of putting this parking stall put trace routine, detect the circuit search program of the guide line from the departure place to the destination, at the next road that travels during for example for the speed limit road, on display part 23, show or the program by audio output unit 22 promptings.Can also store the function program of each function that is used to realize control part 27 described later.
Among the data-carrier store 21b, store following message: the point of crossing information of road-map-data, road, road category information (highway, national highway, Ordinary Rd etc.), road limits information (current restricted information such as one-way road, and speed/restricted information (table 1) travels).
Speed/restricted information the table (table 1) that travels is the restricted information table of the relevant regulations of highway being made according in the Chinese law on road traffic safety implementing regulations.Comprised in this table 1 under the situation with many tracks, corresponding to the track of track quantity, type of vehicle and current driving, the maximum speed limit in every track/restricted information travels.For example, type of vehicle be the car of small-sized carrying under the situation of running on expressway with 3 tracks, following regulation is then arranged: if travel on leftmost track, top speed is 120 kilometers/hour, and minimum speed is 110 kilometers/hour; If travel on the track of centre, top speed is 120 kilometers/hour, and minimum speed is 90 kilometers/hour; If travel on rightmost track, top speed is 120 kilometers/hour, and minimum speed is 60 kilometers/hour.The meaning of travelling is forbidden in " * " in the table 1 representative on the track of correspondence.For example: small-sized load-carrying vehicle does not allow to travel on the left-hand lane of 2 track roads.
Table 1
But under many circumstances, the speed limit of the highway/restricted information that travels can change to some extent according to concrete road conditions.For example, in road racing crook, bridge place, and track quantity when becoming track such as 3 tracks number change by 2 tracks, can carry out the special provision different to the speed of a motor vehicle in each track, and maximum speed limit is marked on the road with numeral or other symbol with normal conditions.For example in road racing crook, under the situation in 2 tracks, F-Zero during the travelling on left-lane of small-sized passenger vehicle can become 80 kilometers from 120 kilometers of regulations of rules, minimum speed per hour becomes 60 kilometers from 100 kilometers, F-Zero when travelling on right lane becomes 60 kilometers from 120 kilometers, and minimum speed per hour becomes 40 kilometers from 60 kilometers.The situation that this speed limit changes can obtain by relevant path management database professional institution.In addition, also can be by the camera head 19 (image acquiring unit 24 of Fig. 2) of Fig. 1, the numeral or the mark of the speed limit of mark on the road are filmed, thereby the image that obtains are handled the information of extracting maximum speed limit out again, this information can be stored among the data-carrier store 21b.
Image acquiring unit 24 is by taking the camera head (vehicle-mounted pick-up) 19 that the outer scene of car is obtained the view data of the middle road that travels.Speed of a motor vehicle test section 25 is the sensors 14 that detect the speed of vehicle by the winding number of tire.But, replacing this sensor 14, the travel speed of vehicle also can obtain by the variable quantity of this car current location in the unit interval that is obtained by GPS receiving trap 11.
Control part 27 comprises: test section 27a is put in this parking stall, and the data that receive by GPS receiving trap 11 detect this parking stall and put; Quantity identification part, track 27b, handle by the image that above-mentioned image acquiring unit 24 (camera head 19) is obtained and to be identified in this garage and to advance the track quantity that has road on the direction, handle the traveling lane judegment part 27h in the track of detecting vehicle ' by the image that above-mentioned image acquiring unit 24 is obtained equally, restriction object road identification part 27g, according to data-carrier store 21b canned data, whether the road of judging current driving is according to track quantity, type of vehicle and traveling lane are stipulated the restriction object road (for example highway) of the restricted information in every track, perhaps judge whether there is above-mentioned restriction object road in the certain distance on the vehicle direct of travel; The type of vehicle acquisition 27c of portion is according to obtaining this vehicle type by the data of input part 26 inputs; Comparing section 27d will be compared by the maximum speed limit that situation (track quantity, traveling lane, type of vehicle) is extracted out during according to current driving in speed of a motor vehicle detecting element 25 travel speed that obtains and the restricted information of storing from above-mentioned data-carrier store 21b.In addition, track quantity and traveling lane can also be differentiated with the described additive method in back Flame Image Process differentiates except being undertaken by the image that number of track-lines judegment part 27b, traveling lane judegment part 27h obtain image acquiring unit 24 (camera head 19).
Control part 27 also comprises: judging part 27e in violation of rules and regulations travels, when judging according to the judged result of above-mentioned comparing section 27d whether the travel speed of vehicle has violated the maximum speed limit in this track, whether the track of also judging vehicle ' is that this vehicle is forbidden the track of travelling; The 27f of warning portion, above-mentioned travelling when in violation of rules and regulations judging part 27e judged result is traffic violation is by display part 23 or audio output unit 22 information that gives a warning, the guiding of carry out the track change simultaneously, quickening or slow down.
In addition, control part 27 can also comprise distance calculation portion (not shown).When the distance of calculating when this distance calculation portion arrived predetermined value, above-mentioned display part 23 or tut efferent 22 were given the driver with the limitation information promoting by each track of track quantity and type of vehicle decision of above-mentioned restriction object road.
The various information processings of carrying out in control part 27 can both realize by each program of storing among the executive memory 21a.
[embodiment 1]
Below by Fig. 3～Figure 14 embodiments of the invention are described.Fig. 3 is the workflow diagram that is applicable to the guider of the 1st embodiment of the present invention, and Fig. 7～Fig. 9 is the demonstration synoptic diagram of the 1st embodiment.
At first, contrast Fig. 3 describes the workflow of the guider of the 1st embodiment.Earlier putting test section 27a by above-mentioned this parking stall detects this parking stall and puts (step S31).Put according to detected this parking stall whether the road of judging this car place is restriction object road (step S32) by above-mentioned restriction object road identification part 27g then.When being judged as this car when on above-mentioned restriction object road, travelling (step S32: be), above-mentioned type of vehicle acquisition unit 27c obtains the type of vehicle (step S33) of this car, and, by the track quantity of above-mentioned number of track-lines identification part 27b identification current driving road, judge current on any bar track, travel (the step S34) of this car by the above-mentioned 27h of lane discriminating portion that travels simultaneously.The above-mentioned type of vehicle that is obtained by type of vehicle acquisition unit 27c is set in advance by the user.For example under the situation of the guider in the present embodiment, as shown in Figure 6, there are small-sized carrying, large-scale carrying, small-sized loading, large-scale loading, 5 kinds of type of vehicle of motorcycle to select, when the user has selected the selector button in the display frame, just set corresponding type of vehicle for the user.The type of vehicle information of setting is stored among the data-carrier store 21b, then reads this type of vehicle information by type of vehicle acquisition unit 27c from this data-carrier store 21b.In addition, the automaker in advance with the situation in the storage part of type of vehicle information stores at vehicle under, thereby type of vehicle acquisition unit 27c also can be by communicating the type of vehicle information of obtaining with this storage part.
In addition, the method by the number of track-lines of above-mentioned track quantity identification part 27b identification current driving road has following 3 kinds at least.The 1st kind as putting down in writing in day disclosure special permission 2006-172225 communique, by to image acquiring unit 24 (vehicle-mounted pick-up) thus the image of gathering is handled the method for identification track quantity; The method of being put down in writing in the 2nd kind as day disclosure special permission 2008-276642 communique, promptly the map datum storage means of the track quantity by storing each road are discerned the track quantity of current driving road; The method of being put down in writing in the 3rd kind as day disclosure special permission 2008-224404 communique promptly utilizes between bus communication system to discern track quantity.
Judge that by the above-mentioned 27h of lane discriminating portion that travels the method in the track that current car travels has following 2 kinds at least.The method of being put down in writing in a kind of as day disclosure special permission 2005-4442 communique, promptly by to image acquiring unit 24 (vehicle-mounted pick-up) thus the image of gathering is handled the track of judgement vehicle current driving; The method of being put down in writing in the another kind of as day disclosure special permission 2008-224404 communique promptly utilizes between bus communication system to judge traveling lane.
Then, the guider of present embodiment is extracted restricted information (step S35) out in the speed limit of storing according to the above-mentioned type of vehicle of judging, track quantity, the traveling lane/restricted information (table 1) that travels from the data-carrier store 21b of storage part 21.Again the restricted information extracted out the form with literal is shown by above-mentioned display part 23, perhaps with the form of sound by 22 outputs of tut efferent, thereby prompting user (step S36).
With the demonstration of restricted information by display part 23 output Fig. 7～shown in Figure 9 for example.Fig. 7～Fig. 9 is that type of vehicle is this car of small-sized carrying demonstration example when travelling on the restriction object road in 3 tracks.By above-mentioned steps S33, the type of vehicle that type of vehicle acquisition unit 27c has obtained this car is small-sized carrying, by above-mentioned steps S34, when above-mentioned number of track-lines identification part 27b identified the track quantity (3) of current driving road, the above-mentioned 27h of lane discriminating portion that travels determined the current driving of this car on the leftmost track of above-mentioned restriction object road.Then, guider 10 by step S35 from the speed limit/restricted information (table 1) that travels, extract out with the corresponding restricted information of traveling lane after, as shown in Figure 7 the form of this restricted information (120 kilometers/hour of top speeds, 110 kilometers/hour of minimum speeds) with literal is presented on the real picture, also shows type of vehicle and traveling lane simultaneously with the form of literal.Fig. 8 and Fig. 9 are respectively the demonstration examples when travelling on the middle lane of above-mentioned restriction object road and rightmost track.Because display format is all identical with Fig. 7 except restricted information content (traveling lane and the maximum speed limit) difference of concrete demonstration, the Therefore, omited is to the detailed description of Fig. 8 and Fig. 9.
In addition, flechette-type symbolic representation traveling lane and the travel direction among the figure.
[embodiment 2]
Fig. 4 is the workflow diagram that is applicable to the guider of the 2nd embodiment of the present invention, and Figure 10 and Figure 11 are the demonstration synoptic diagram of the 2nd embodiment.
At first, contrast Fig. 4 describes the workflow of the guider of the 2nd embodiment.Because the processing of step S41～step S45 of Fig. 4 is identical with step S31～step S35 of Fig. 3, does not repeat them here.The guider of present embodiment, after extracting restricted information (step S45) out in the speed limit of from the data-carrier store 21b of storage part 21, storing according to type of vehicle, track quantity, the traveling lane/restricted information (table 1) that travels, detect the speed (step S46) of this car by above-mentioned speed of a motor vehicle test section 25.Then, by the above-mentioned comparing section 27d and the judging part 27e in violation of rules and regulations that travels, after will comparing with the restricted information of extracting out by step S45 by the traveling lane of step S44 differentiation and by detected vehicle speed of step S46, judge whether current driving violates above-mentioned restricted information, just judge whether to have violated traffic law (step S47).Be judged as (step S47: be) when having violated restricted information, the above-mentioned warning 27f of portion with the form of literal or sound to user give a warning (step S48).Be judged as (step S47: not), return step S41 when not violating restricted information.
Further describe present embodiment below with reference to Figure 10 and Figure 11.Figure 10 is large-scale goods carrying vehicle (is violated the situation of traveling lane) when travelling on the track, the leftmost side of the restriction object road in 3 tracks a demonstration example.By above-mentioned steps S43, the type of vehicle that type of vehicle acquisition unit 27c has obtained this car is large-scale loading, by above-mentioned steps S44, when above-mentioned track quantity identification part 27b identifies the track quantity (3) of current driving road, the above-mentioned 27h of lane discriminating portion that travels determines the current driving of this car after on the leftmost track of above-mentioned restriction object road, guider 10 by step S45 from the speed limit/restricted information (table 1) that travels, extract out with the corresponding restricted information of traveling lane after.When having stipulated in the table 1 that large-scale goods carrying vehicle travels on the restriction object road in 3 tracks, forbid on the track of the leftmost side, travelling.Therefore, restricted information according to above extraction, by step S47, can judge by the violation judging part 27e that travels and violate restricted information, just judge and violated traffic law, thereby as shown in figure 10, demonstrate warning/guidance information in the display frame: " your type of vehicle: high capacity waggon.According to the traffic method, you can not travel in track, the leftmost side.Please turn to middle or right-hand lane rapidly." in addition, traveling lane is forbidden in dark flechette-type symbolic representation among the figure, light flechette-type symbolic representation can traveling lane.
Figure 11 is the demonstration example of small-sized passenger carrying vehicle when travelling (violation speed regulation situation) on the middle lane of the restriction object road in 3 tracks.By above-mentioned steps S43, the type of vehicle that type of vehicle acquisition unit 27c has obtained this car is small-sized carrying, by above-mentioned steps S44, when above-mentioned track quantity identification part 27b identifies the track quantity (3) of current driving road, the above-mentioned 27h of lane discriminating portion that travels determines the current driving of this car after on the middle lane of above-mentioned restriction object road, guider 10 by step S45 from the speed limit/restricted information (table 1) that travels, extract out with the corresponding restricted information of traveling lane after.When having stipulated in the table 1 that small-sized passenger carrying vehicle travels on the middle lane of the restriction object road in 3 tracks, F-Zero is 120 kilometers, and minimum speed per hour is 90 kilometers.By step S46, detect the current speed per hour of this car (being assumed to be 140 kilometers in the present embodiment) again by above-mentioned speed of a motor vehicle test section 25.Therefore,,, can judge by comparing section 27d and violate restricted information (having exceeded maximum speed limit), just judge it and travel and violated traffic law by step S47 according to the restricted information of above extraction and the current vehicle speed that detects.Then, as shown in figure 11, demonstrate warning/guidance information in the display frame: " your present speed is 140 kilometers/hour, violates the traffic regulations.Please control the speed of a motor vehicle travels at 90 kilometers/hour～120 kilometers/hour.”
[embodiment 3]
Fig. 5 is the workflow diagram that is applicable to the guider of the 3rd embodiment of the present invention, Figure 12 and be the demonstration synoptic diagram of the 3rd embodiment.
At first, contrast Fig. 5 describes the workflow of the guider of the 3rd embodiment.Earlier judge current whether be in (step S51) among the process of navigating along guide line by above-mentioned microprocessor 20 (control part 27).If be judged as in bootup process (step S51: be), above-mentioned this parking stall is put test section 27a and is detected this parking stall and put (step S52).Then, judge whether there is restriction object road (step S53) on the place ahead guiding route of putting this parking stall by above-mentioned restriction object road identification part 27g, if there is restriction object road (step S53: be) on the place ahead guiding route that put this parking stall, obtain the type of vehicle (step S54) of this car by above-mentioned type of vehicle acquisition unit 27c, and limit the track quantity (step S55) of object road by above-mentioned number of track-lines identification part 27b identification the place ahead.Then, according to the track quantity of the above-mentioned restriction object road that obtains by above-mentioned steps S55 and the type of vehicle that obtains by above-mentioned steps S54, from the above-mentioned speed limit/restricted information (table 1) that travels, extract the corresponding restricted information in each track (step S56).Then, calculate distance (step S57) the restriction object road from this car current location to above-mentioned the place ahead by above-mentioned not shown distance calculation portion.Then, judge by above-mentioned microprocessor 20 (control part 27) whether the above-mentioned distance of calculating reaches institute's definite value (step S58).Be judged as the above-mentioned distance of calculating when reaching institute's definite value (step S58: be), just will give user (step S59) by the limitation information promoting that step S56 obtains with the form of literal or sound.If (step S58: not), above-mentioned distance calculation portion continues to calculate this parking stall and puts distance (returning step S57) between the above-mentioned restriction object road to be judged as the above-mentioned distance of calculating when not reaching institute's definite value.
Below with reference to Figure 12 the 3rd embodiment of the present invention is described in more detail.Figure 12 is the demonstration example when having the restriction object road in large-scale goods carrying vehicle the place ahead guide line of travelling.In going to the bootup process of destination, by above-mentioned steps S53, be judged as when having the restriction object road on the guiding route of the place ahead, by above-mentioned steps S54, obtain the type of vehicle (large-scale loading) of this car, differentiate the track quantity of above-mentioned restriction object road again by above-mentioned steps S55, extract the restricted information in each track of the restriction object road in the place ahead then out by above-mentioned steps S56, according to table 1, this restricted information comprises in the present embodiment: when large-scale goods carrying vehicle travels on the restriction object road in 3 tracks, can only forbid in leftmost side lanes in middle lane and rightmost side lanes; When large-scale goods carrying vehicle travels at the middle lane of the restriction object road in 3 tracks, top speed is 100 kilometers/hour, and minimum speed is 90 kilometers/hour, when travelling on track, the rightmost side, top speed is 100 kilometers/hour, and minimum speed is 60 kilometers/hour.Then, calculate this parking stall by above-mentioned steps S57 and put the distance that object road is limited in the place ahead, when this distance reaches institute's definite value (for example less than 1 kilometer time), just as shown in figure 12, in the display frame of display part 23, show the restricted information (fare that can travel) of above-mentioned extraction.Though not shown among the figure, also the speed limiting information in above-mentioned every track also can be simultaneously displayed in the display frame.In addition, can also image pattern such 12 the time, put the variation that the distance between the object road is limited in the place ahead with current this parking stall of distance display bar (symbol A) demonstration, the track of forbidding travelling clearly can also be shown, as forbidding on the traveling lane with " * " symbolic representation at this.And can show the title of the place ahead restriction object road, as the display message among Figure 12: " the place ahead is the at a high speed big star direction of capital money ".
Figure 13 is the guider about above-mentioned the 1st embodiment, and type of vehicle is the demonstration example of vehicle under travel situations on the restriction object road in 3 tracks of motorcycle.Shown in the display frame that " you are just travelling on the money highway in Beijing, and according to your vehicle model, you can only travel in track, the rightmost side." restricted information.
Figure 14 is the guider about above-mentioned the 1st embodiment, and type of vehicle is large-scale loading, and the display frame when limiting the restricted information in every track of object road with the form of sound prompting user must show example.In such cases, large-scale loading is relevant restricted information is by the form output of audio output unit 22 (audio output device 18) with sound.Its output content for example can be: when the lanes of the leftmost side, voice suggestion " is forbidden asking change lane in leftmost side lanes." when the lanes of centre, voice suggestion " please with speed control between 90 kilometers/hour～100 kilometers/hour." when on the fare of the rightmost side, travelling, voice suggestion " please with speed control between 60 kilometers/hour～100 kilometers/hour." track that as shown in figure 14 can also be in display frame go out to travel and forbid with dark (as peony) flechette-type sign flag, mark the track that can travel with light (as light green color).In addition, can also demonstrate the title of road ahead as shown in figure 14.
In addition, in each above-mentioned embodiment, according to the condition of road surface and the weather conditions of reality, restricted information limits/travels under the situation that restricted information changes with respect to speed of displaying in the table 1, and the information priority after this variation is prompted to the user.For example: because top speed becomes 60 kilometers of speed per hours when raining heavily, the top speed information that is prompted to the user just becomes 60 kilometers/hour.Information after the variation can be as previously mentioned obtained from the special tissue of path management database, perhaps, also can be by the camera head 19 (the image acquisition portion 24 of Fig. 2) of Fig. 1, numeral or sign shooting to the speed limit expressed on the road, by the image that obtains is carried out Flame Image Process and draw speed restricted information, be stored among the data-carrier store 21b.
To sum up, embodiments of the invention are illustrated.But the present invention is not limited to the scope that the foregoing description is recorded and narrated; anyly be familiar with those skilled in the art in the disclosed technical scope of the present invention; be equal to replacement or change according to technical scheme of the present invention and inventive concept thereof, all should be encompassed within protection scope of the present invention.
Claims (16)
1. guider possesses:
Map information, storage comprises the cartographic information of road information;
Test section is put in this parking stall, detects the position of this car;
Display part is put this parking stall that test section detects with above-mentioned this parking stall and is put in this this parking stall and put overlapping demonstration on the map of periphery;
It is characterized in that also having:
The guidance information efferent is by image or voice output guidance information;
The track quantity of the road that the direct of travel of this car exists is discerned in the number of track-lines identification part;
The traveling lane judegment part is judged the track that this car travels;
Type of vehicle acquisition portion obtains the type of this car;
Storage part, the storage restricted information, this restricted information comprises based on the top speed in each track of track quantity and type of vehicle, minimum speed, at least one information in forbidding travelling;
The type of vehicle that obtains according to the track quantity of above-mentioned number of track-lines identification part identification and above-mentioned type of vehicle acquisition portion, extract out about the travel restricted information in track of above-mentioned detected the car of lane discriminating portion that travel from above-mentioned storage part, and the restricted information of extracting out is exported by above-mentioned guidance information efferent.
2. guider according to claim 1 is characterized in that having:
Speed of a motor vehicle test section detects the travel speed of this car;
Comparing section, the maximum speed limit that travel speed of this car of comparison and the track that Ben Che travels set;
When the result of above-mentioned comparing section comparison has exceeded top speed that above-mentioned traveling lane sets or minimum speed for the travel speed of this car, the warning message that above-mentioned guidance information efferent sends the track change, quickens or slow down.
3. guider according to claim 1, it is characterized in that, the restricted information that the track that above-mentioned guidance information efferent travels according to this vehicle type that obtains from above-mentioned type of vehicle acquisition portion and above-mentioned car sets, when travelling on the track that this car is being forbidden travelling, send the warning message of track change.
4. guider according to claim 1 is characterized in that having:
Whether restriction object road identification part is discerned this garage and is entered the place ahead of direction and exist each track all to be set the restriction object road of restricted information respectively according to track quantity and type of vehicle;
The distance of putting above-mentioned restriction object road from this parking stall is calculated by distance calculation portion;
When the distance of calculating when above-mentioned distance calculation portion reaches predetermined value, the restricted information that above-mentioned guidance information efferent output is set by each track according to the track quantity and the type of vehicle of above-mentioned restriction object road.
5. guider according to claim 1 is characterized in that,
The type of vehicle that described type of vehicle acquisition portion obtains is a kind of in small-sized passenger vehicle, large-scale passenger vehicle, small-sized load-carrying vehicle, large-scale load-carrying vehicle, the motorcycle.
6. guider according to claim 1 is characterized in that,
The type of this car that described type of vehicle acquisition portion obtains is preestablished by the user.
7. guider possesses:
Map information, storage comprises the cartographic information of road information;
Test section is put in this parking stall, detects the position of this car;
Display part is put this parking stall that test section detects with above-mentioned this parking stall and is put in this this parking stall and put overlapping demonstration on the map of periphery;
It is characterized in that also having:
Speed of a motor vehicle test section detects the travel speed of this car;
The guidance information efferent is by image or voice output guidance information;
The track quantity of the road that the direct of travel of this car exists is discerned in the number of track-lines identification part;
The traveling lane judegment part is judged the track that this car travels;
Type of vehicle acquisition portion obtains the type of this car;
Storage part, the storage restricted information, this restricted information comprises based on the top speed in each track of track quantity and type of vehicle, minimum speed, at least one information in forbidding travelling;
The in violation of rules and regulations judging part that travels, the restricted information of storing in traveling lane of this car that the speed that this car that detects according to above-mentioned speed of a motor vehicle test section travels, the above-mentioned lane discriminating portion of travelling are judged and the above-mentioned storage part is judged the whether traffic violation of travelling of this car.
8. guider according to claim 7 is characterized in that having comparing section, the maximum speed limit that travel speed of this car of comparison and the track that Ben Che travels set;
When described this car of judgement section judges that travels in violation of rules and regulations travels when having violated traffic law, by the described guidance information efferent information that gives a warning.
9. guider according to claim 7 is characterized in that,
The type of vehicle that described type of vehicle acquisition portion obtains is a kind of in small-sized passenger vehicle, large-scale passenger vehicle, small-sized load-carrying vehicle, large-scale load-carrying vehicle, the motorcycle.
10. guider according to claim 7 is characterized in that,
The type of this car that described type of vehicle acquisition portion obtains is preestablished by the user.
11. the limitation information promoting method of a guider comprises:
The detection step is put in this parking stall, detects the position of this car,
Step display is put above-mentioned this parking stall and is detected this parking stall that step detects and put in this this parking stall and put overlapping demonstration on the map of periphery;
It is characterized in that, further comprising the steps of:
The number of track-lines identification step is discerned the track quantity of the road that the direct of travel of this car exists;
The traveling lane discriminating step is judged the track that this car travels;
Type of vehicle obtains step, obtains the type of this car;
Storing step, the storage restricted information, this restricted information comprises based on the top speed in each track of track quantity and type of vehicle, minimum speed, at least one information in forbidding travelling;
Restricted information is extracted step out, track quantity and above-mentioned type of vehicle according to above-mentioned number of track-lines identification step identification obtain the type of vehicle that step obtains, the restricted information in the track that this car that the restricted information extraction of storing from above-mentioned storing step detects about the above-mentioned lane discriminating step of travelling travels.
The output step is with the restricted information output of above-mentioned extraction.
12. the limitation information promoting method of guider according to claim 11 is characterized in that, has:
The speed of a motor vehicle detects step, detects this car speed of travelling;
Comparison step, more above-mentioned car maximum speed limit that track that speed and above-mentioned car travel sets of travelling;
The warning step, when the result of above-mentioned comparing section comparison has exceeded top speed that above-mentioned traveling lane sets or minimum speed for the travel speed of this car, the warning message of send the track change, quickening or slow down.
13. the limitation information promoting method of guider according to claim 11, it is characterized in that, the restricted information that the track of travelling according to this vehicle type that obtains from above-mentioned type of vehicle acquisition portion and above-mentioned car sets, when travelling on the track that this car is being forbidden travelling, send the warning message of track change.
14. the limitation information promoting method of guider according to claim 11 has:
Whether restriction object road identification step is discerned this garage and is entered the place ahead of direction and exist each track all to be set the restriction object road of restricted information respectively according to track quantity and type of vehicle;
The distance calculation step is calculated the distance of putting above-mentioned restriction object road from this parking stall;
When the distance of calculating when above-mentioned distance calculation step reached predetermined value, output was according to the track quantity and the type of vehicle of above-mentioned restriction object road, the restricted information that each track is set.
15. the limitation information promoting method of a guider comprises:
The detection step is put in this parking stall, detects the position of this car,
Step display is put above-mentioned this parking stall and is detected this parking stall that step detects and put in this this parking stall and put overlapping demonstration on the map of periphery;
It is characterized in that, further comprising the steps of:
The speed of a motor vehicle detects step, detects the travel speed of this car;
The number of track-lines identification step is discerned the track quantity of the road that the direct of travel of this car exists;
The traveling lane discriminating step is judged the track that this car travels;
Type of vehicle obtains step, obtains the type of this car;
Storing step, the storage restricted information, this restricted information comprises based on the top speed in each track of track quantity and type of vehicle, minimum speed, at least one information in forbidding travelling;
The in violation of rules and regulations determining step that travels, the restricted information of storing in traveling lane of this car that the speed that this car that detects according to above-mentioned speed of a motor vehicle test section travels, the above-mentioned lane discriminating portion of travelling are judged and the above-mentioned storage part is judged the whether traffic violation of travelling of this car.
16. the limitation information promoting method of guider according to claim 15 has:
Comparison step, more above-mentioned car maximum speed limit that track that speed and above-mentioned car travel sets of travelling;
The warning step is travelled when having violated traffic law by described this car of judgement section judges that travels in violation of rules and regulations, and information gives a warning.
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