CN101750069B - Navigation device and limitation information promoting method thereof - Google Patents

Navigation device and limitation information promoting method thereof Download PDF

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Publication number
CN101750069B
CN101750069B CN200810178315.XA CN200810178315A CN101750069B CN 101750069 B CN101750069 B CN 101750069B CN 200810178315 A CN200810178315 A CN 200810178315A CN 101750069 B CN101750069 B CN 101750069B
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China
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vehicle
car
track
mentioned
above
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CN200810178315.XA
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CN101750069A (en
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郑冠宇
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阿尔派株式会社
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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

The limitation information promoting method of guider and guider

Technical field

The present invention relates to that a kind of restricted information to each track of road is pointed out and the guider that guides and the limitation information promoting method of this guider.

Background technology

Now, by on-vehicle navigation apparatus or by portable navigating device, carry on vehicle, can realize and explore current location to the guide line between set destination, and along this guide line, driver is guided to destination, when realizing this process, also in display device, show the map picture of basic car position, this truck position periphery.

And, in recent years, in order to adapt to the development of traffic and road construction, start each road to set the various restrictions of travelling.For example, for each track of same path, set respectively maximum speed limit (top speed or minimum speed).Also exist and according to the difference of track quantity and type of vehicle, every track is set respectively the situation of different maximum speed limits again.Specifically, the special provision according to Road Traffic Safety in China method implementing regulations about highway, highway should be indicated the travel speed in track, and max. speed must not surpass 120 kilometers per hour, and the minimum speed of a motor vehicle must not be lower than 60 kilometers per hour.These regulations are concrete regulation also: the small-sized passenger car max. speed at running on expressway must not surpass 120 kilometers per hour, and other motor vehicles must not surpass 100 kilometers per hour, and motorcycle must not be over 80 kilometers per hour.And equidirectional have 2 tracks, the minimum speed of a motor vehicle of left-hand lane is 100 kilometers per hour; Equidirectional have 3 above tracks, and the minimum speed of a motor vehicle in track, the leftmost side is 110 kilometers per hour, and the minimum speed of a motor vehicle of middle lane is 90 kilometers per hour.The regulation of the speed of a motor vehicle that road speed(-)limit sign is indicated and the above-mentioned lanes speed of a motor vehicle is inconsistent, and the speed of a motor vehicle of indicating according to road speed(-)limit sign is travelled.

Like this, when vehicle is during at running on expressway, not only the maximum speed limit in each track is different, and 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, if the Vehicle Driving Cycle of 60 kilometers of speed per hours is the left-hand lane of 110 kilometers of minimum speed per hours in speed limit, can hinder travelling of other vehicle, cause the obstruction of highway, and, the danger coefficient that traffic hazard occurs can be increased.

But driver is difficult to remember comprehensively, in detail, accurately above-mentioned according to track quantity and the different complicated restricted informations that travel of setting of type of vehicle, has probably unconsciously exceeded the velocity range of regulation in driving procedure.

Summary of the invention

The present invention makes in order to solve above-mentioned problem, object is to provide a kind of guider and limitation information promoting method thereof, while travelling when driver is setting the road of different driving restriction according to the difference of track and type of vehicle on, can automatically identify type of vehicle, track quantity, traveling lane, thus the restricted information that guides driver and answer in contrast to driver's prompting.

Guider of the present invention, possesses: map information, and storage comprises the cartographic information of road information; This truck position test section, detects the position of this car; Display part, overlapping demonstration on the map of Gai Zhe truck position, this truck position periphery that above-mentioned this truck position test section is detected; Also have: guidance information efferent, by image or voice output guidance information; Number of track-lines identification part, identifies the track quantity of the road that the direct of travel of this car exists; Traveling lane judegment part, judges the track that this car travels; Type of vehicle acquisition portion, obtains the type of this car; Storage part, storage restricted information, this restricted information comprise each track based on track quantity and type of vehicle top speed, minimum speed, forbid at least one information in travelling; The type of vehicle obtaining according to the track quantity of above-mentioned number of track-lines identification part identification and above-mentioned type of vehicle acquisition portion, from above-mentioned storage part, extract the restricted information about above-mentioned detected the car traveling lane of lane discriminating portion that travel out, and the restricted information of extraction is exported by above-mentioned guidance information efferent.

This guider also has: speed of a motor vehicle test section, detects the travel speed of this car; Comparing section, the maximum speed limit that the track that relatively travel speed of this car and Ben Che travel sets; When the travel speed that is this car in the result of above-mentioned comparing section comparison has exceeded top speed that above-mentioned traveling lane sets or minimum speed, above-mentioned guidance information efferent sends the warning message of track change, acceleration or deceleration.

The restricted information that the track that above-mentioned guidance information efferent travels according to this car type obtaining from above-mentioned type of vehicle acquisition portion and above-mentioned car sets, while 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 whether the place ahead of identifying this car direct of travel exists each track according to track quantity and type of vehicle, to be set respectively the restriction object road of restricted information; Apart from calculating part, calculate the distance from this truck position to above-mentioned restriction object road; When the above-mentioned distance of calculating apart from calculating part reaches predetermined value, the restricted information that above-mentioned guidance information efferent output is set by each track according to the track quantity of above-mentioned restriction object road and type of vehicle.

Another kind of guider of the present invention possesses: map information, and storage comprises the cartographic information of road information; This truck position test section, detects the position of this car; Display part, overlapping demonstration on the map of Gai Zhe truck position, this truck position periphery that above-mentioned this truck position test section is detected; Also have: speed of a motor vehicle test section, detects the travel speed of this car; Guidance information efferent, by image or voice output guidance information; Number of track-lines identification part, identifies the track quantity of the road that the direct of travel of this car exists; Traveling lane judegment part, judges the track that this car travels; Type of vehicle acquisition portion, obtains the type of this car; Storage part, storage restricted information, this restricted information comprise each track based on track quantity and type of vehicle top speed, minimum speed, forbid at least one information in travelling; The in violation of rules and regulations judging part that travels, the restricted information of storing in the traveling lane of this car of the speed that this car detecting according to above-mentioned speed of a motor vehicle test section travels, the above-mentioned lane discriminating portion judgement of travelling and above-mentioned storage part, judges the whether traffic violation of travelling of this car.

This another kind guider also has comparing section, the maximum speed limit that the track that relatively travel speed of this car and Ben Che travel sets; By the described judging part that travels in violation of rules and regulations, judge that this car travels while having violated traffic law, by the described guidance information efferent information that gives a warning.

Preferably, 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, motorcycle.

The type of this car that preferably, described type of vehicle acquisition portion obtains is preset by user.

The limitation information promoting method of guider of the present invention, comprising: this truck position detecting step, detects the position of this car, step display, overlapping demonstration on the map of Gai Zhe truck position, this truck position periphery that above-mentioned this truck position detecting step is detected; Further comprising the steps of: number of track-lines identification step, identify the track quantity of the road that the direct of travel of this car exists; Traveling lane discriminating step, judges the track that this car travels; Type of vehicle obtains step, obtains the type of this car; Storing step, storage restricted information, this restricted information comprise each track based on track quantity and type of vehicle top speed, minimum speed, forbid at least one information in travelling; Restricted information is extracted step out, according to the track quantity of above-mentioned number of track-lines identification step identification and above-mentioned type of vehicle, obtain the type of vehicle that step obtains, from the restricted information of above-mentioned storing step storage, extract the restricted information in the track of travelling about above-mentioned this car that travels the detection of lane discriminating step out, and by definite restricted information output.

The limitation information promoting method of this guider also has: speed of a motor vehicle detecting step, detects this car travel speed; Comparison step, the maximum speed limit that the track that more above-mentioned car travel speed and above-mentioned car travel sets; Warning step, when the travel speed that is this car in the result of above-mentioned comparing section comparison has exceeded top speed that above-mentioned traveling lane sets or minimum speed, sends the warning message of track change, acceleration or deceleration.

The restricted information that the track of travelling according to this car type obtaining from above-mentioned type of vehicle acquisition portion and above-mentioned car sets, while 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 whether the place ahead of identifying this car direct of travel exists each track according to track quantity and type of vehicle, to be set respectively the restriction object road of restricted information; Apart from calculation procedure, calculate the distance from this truck position to above-mentioned restriction object road; When the above-mentioned distance of calculating apart from calculation procedure reaches predetermined value, output is according to 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: this truck position detecting step, detects the position of this car, step display, overlapping demonstration on the map of Gai Zhe truck position, this truck position periphery that above-mentioned this truck position detecting step is detected; Further comprising the steps of: speed of a motor vehicle detecting step, detects the travel speed of this car; Number of track-lines identification step, identifies the track quantity of the road that the direct of travel of this car exists; Traveling lane discriminating step, judges the track that this car travels; Type of vehicle obtains step, obtains the type of this car; Storing step, storage restricted information, this restricted information comprise each track based on track quantity and type of vehicle top speed, minimum speed, forbid at least one information in travelling; The in violation of rules and regulations determining step that travels, the restricted information of storing in the traveling lane of this car of the speed that this car detecting according to above-mentioned speed of a motor vehicle test section travels, the above-mentioned lane discriminating portion judgement of travelling and above-mentioned storage part, judges the whether traffic violation of travelling of this car.

The limitation information promoting method of this another kind guider also has: comparison step, the maximum speed limit that the track that more above-mentioned car travel speed and above-mentioned car travel sets; Warning step, judges that by the described judging part that travels in violation of rules and regulations this car travels while having violated traffic law, and information gives a warning.

Accompanying drawing explanation

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 schematic diagram that is applicable to on-vehicle navigation apparatus of the present invention

Fig. 7 is the demonstration schematic diagram that is applicable to on-vehicle navigation apparatus of the present invention

Fig. 8 is the demonstration schematic diagram that is applicable to on-vehicle navigation apparatus of the present invention

Fig. 9 is the demonstration schematic diagram that is applicable to on-vehicle navigation apparatus of the present invention

Figure 10 is the demonstration schematic diagram that is applicable to on-vehicle navigation apparatus of the present invention

Figure 11 is the demonstration schematic diagram that is applicable to on-vehicle navigation apparatus of the present invention

Figure 12 is the demonstration schematic diagram that is applicable to on-vehicle navigation apparatus of the present invention

Figure 13 is the demonstration schematic diagram that is applicable to on-vehicle navigation apparatus of the present invention

Figure 14 is the demonstration schematic 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 following part and forms: GPS receiving trap 11, receives electric wave and measure 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 the control signal from microprocessor, exports to display; Sensor 14, the speed of detection vehicle; Memory storage 15, has big capacity hard disk, store map data; Input media 16, consists of input blocks such as keyboard, mouse, operating rod, demonstration touch-screen, telepilots; Apparatus for processing audio 17, to processing from the voice signal of microprocessor 20, amplifies.Audio output device 18, by above-mentioned treated voice signal output.Camera head 19, makes a video recording to the external circumstances of vehicle; Microprocessor 20, controls each above-mentioned device.

In addition, guider 10 can also have can with road on facility or the external server communication control unit that carries out radio communication and, receive the receiver of radio and TV signal.Can also have Bluetooth function (Blue Tooth), the mobile terminals such as mobile phone of holding with user by wireless or wired mode communicate.

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 is formations corresponding with memory storage in Fig. 1 15, 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 20 of control part 27 and Fig. 1 is corresponding and form.

Storage part 21 in Fig. 2 is except possessing storage for realizing the program storage 21a of the necessary programs of function such as circuit guiding, also comprising data-carrier store 21b.

Program storage 21a storage for example according to the positional information obtaining from above-mentioned GPS receiver, detect this truck position trace routine of this truck position, detect the circuit search program of the guide line from departure place to destination, at the next road travelling during for example for speed restriction road, the program that shows or point out by audio output unit 22 on display part 23.Can also store for realizing the function program of each function of control part 27 described later.

In 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 (the 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 Road Traffic Safety in China method implementing regulations.In this table 1, comprised the in the situation that of thering is many tracks, corresponding to the ,Mei Tiao track, track of track quantity, type of vehicle and current driving maximum speed limit/restricted information travels.For example, the car that type of vehicle is small-sized carrying in the situation that have the running on expressway in 3 tracks, has following regulation: if travelled on leftmost track, top speed is 120 kilometers/hour, and minimum speed is 110 kilometers/hour; If travelled on middle track, top speed is 120 kilometers/hour, and minimum speed is 90 kilometers/hour; If travelled on rightmost track, top speed is 120 kilometers/hour, and minimum speed is 60 kilometers/hour.The meaning of travelling on corresponding track is forbidden in " * " representative in table 1.For example: small-sized load-carrying vehicle does not allow to travel in the left-hand lane of 2 track roads.

Table 1

But under many circumstances, the speed restriction of the highway/restricted information that travels can change to some extent according to concrete road conditions.For example, while being become the track such as 3 tracks number change from 2 tracks in road sharp turn, bridge place and track quantity, can carry out the special provision different from normal conditions to the speed of a motor vehicle in each track, and by numeral or other symbol, maximum speed limit is marked on road.For example, at road sharp turn, the in the situation that of 2 track, 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 while 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 restriction changes can obtain by relevant path management database professional institution.In addition, also can pass through the camera head 19 (image acquiring unit 24 of Fig. 2) of Fig. 1, the numeral of the speed restriction of mark on road or mark are filmed, thereby then the image obtaining is processed to the information of extracting maximum speed limit out, this information can be stored in data-carrier store 21b.

Image acquiring unit 24 is by the scene outside shooting car, to obtain the camera head (vehicle-mounted pick-up) 19 of the view data of the middle road that travels.Speed of a motor vehicle test section 25 is by the winding number of tire, to detect the sensor 14 of the speed of vehicle.But, replacing this sensor 14, the travel speed of vehicle also can obtain by the variable quantity in the unit interval by this car current location by 11 acquisitions of GPS receiving trap.

Control part 27 comprises: this truck position test section 27a, and the data that receive by GPS receiving trap 11 detect this truck position, quantity identification part, track 27b, by the image that above-mentioned image acquiring unit 24 (camera head 19) is obtained, process to be identified in the track quantity that has road on this car direct of travel, equally by the image that above-mentioned image acquiring unit 24 is obtained, process to detect the traveling lane judegment part 27h in the track of Vehicle Driving Cycle, restriction object road identification part 27g, according to data-carrier store 21b canned data, whether the road that judges 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, or judge and in the certain distance on vehicle direct of travel, whether have above-mentioned restriction object road, the type of vehicle acquisition 27c of portion, obtains this car type according to the data of being inputted by input part 26, comparing section 27d, compares the travel speed being obtained by speed of a motor vehicle detecting element 25 with the maximum speed limit that in the restricted information of storing from above-mentioned data-carrier store 21b, situation (track quantity, traveling lane, type of vehicle) is extracted out during according to current driving.In addition, track quantity and traveling lane carry out image processes to differentiate except the image that can be obtained image acquiring unit 24 (camera head 19) by number of track-lines judegment part 27b, traveling lane judegment part 27h, can also differentiate with described additive method below.

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, also judge whether the track of Vehicle Driving Cycle 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 judgment result is that traffic violation by display part 23 or audio output unit 22 information that gives a warning, carried out the guiding of track change, acceleration or deceleration simultaneously.

In addition, control part 27 can also comprise apart from calculating part (not shown).When distance of calculating apart from calculating part when this arrives predetermined value, above-mentioned display part 23 or tut efferent 22 by the limitation information promoting in each track being determined by track quantity and type of vehicle of above-mentioned restriction object road to driver.

The various information processings of carrying out in control part 27 can both realize by each program of storing in 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 schematic diagram of the 1st embodiment.

First, contrast Fig. 3 describes the workflow of the guider of the 1st embodiment.First by above-mentioned this truck position test section 27a, detect this truck position (step S31).Then by above-mentioned restriction object road identification part 27g, according to detected this truck position, judge whether the road at this car place is restriction object road (step S32).When being judged as this car and travelling in above-mentioned restriction object road (step S32: be), above-mentioned type of vehicle acquisition unit 27c obtains the type of vehicle (step S33) of this car, and, track quantity by above-mentioned number of track-lines identification part 27b identification current driving road, judges current travel on which bar track (the step S34) of this car by the above-mentioned 27h of lane discriminating portion that travels simultaneously.The above-mentioned type of vehicle being obtained by type of vehicle acquisition unit 27c is set in advance by user.For example, in 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 for user, when user has selected the selection button in display frame, just set corresponding type of vehicle.The type of vehicle information of setting is stored in data-carrier store 21b, then by type of vehicle acquisition unit 27c, from this data-carrier store 21b, is read this type of vehicle information.In addition, in the situation that automaker is stored in type of vehicle information in the storage part of vehicle in advance, thereby type of vehicle acquisition unit 27c also can be by communicating with this storage part the type of vehicle information of obtaining.

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 recorded in day disclosure special permission 2006-172225 communique, by image acquiring unit 24 (vehicle-mounted pick-up) thus the image gathering is processed the method for identification track quantity; As day disclosure, specially permit the method for being recorded in 2008-276642 communique, by storing the map datum storage means of the track quantity of each road, identify the track quantity of current driving road for the 2nd kind; As day disclosure, specially permit the method for being recorded in 2008-224404 communique, utilize road load-and-vehicle communication system to identify track quantity for the 3rd kind.

The method in the track of being travelled by above-mentioned current the car of the 27h of lane discriminating portion judgement that travel has following 2 kinds at least.As a method of being recorded in day disclosure special permission 2005-4442 communique, by image acquiring unit 24 (vehicle-mounted pick-up) thus the image gathering is processed the track that judges vehicle current driving; Another kind of as the method for being recorded in day disclosure special permission 2008-224404 communique, utilize road load-and-vehicle communication system to judge traveling lane.

Then, the guider of the present embodiment, extracts restricted information (step S35) in the speed restriction of the storing/restricted information (table 1) that travels according to the above-mentioned type of vehicle of judging, track quantity, traveling lane from the data-carrier store 21b of storage part 21.By the restricted information of extracting out, the form with word is shown by above-mentioned display part 23 again, or exports by tut efferent 22 with the form of sound, thus prompting user (step S36).

The display case that restricted information is exported by display part 23 is as shown in Fig. 7~Fig. 9.Fig. 7~Fig. 9 is that type of vehicle is this car of small-sized carrying display case while travelling in 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 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 on the leftmost track of above-mentioned restriction object road.Then, guider 10 is extracted out after the restricted information corresponding with traveling lane by step S35 from the speed restriction/restricted information (table 1) that travels, by this restricted information (120 kilometers/hour of top speeds, 110 kilometers/hour of minimum speeds), the form with word is presented on real picture as shown in Figure 7, also with the form of word, shows type of vehicle and traveling lane simultaneously.Fig. 8 and Fig. 9 are respectively the display cases while travelling on the middle lane of above-mentioned restriction object road and rightmost track.Because display format the restricted information content except concrete demonstration (traveling lane and maximum speed limit) difference is all identical with Fig. 7, therefore omit the detailed description to Fig. 8 and Fig. 9.

In addition, the flechette-type symbol in figure represents traveling lane and travel direction.

[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 schematic diagram of the 2nd embodiment.

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 the step S31 of Fig. 3~step S35, do not repeat them here.The guider of the present embodiment, in the speed restriction of storing from the data-carrier store 21b of storage part 21 according to type of vehicle, track quantity, the traveling lane/restricted information (table 1) that travels, extract out after restricted information (step S45), by above-mentioned speed of a motor vehicle test section 25, detected the speed (step S46) of this car.Then, by above-mentioned comparing section 27d and the judging part 27e in violation of rules and regulations that travels, after comparing with the restricted information of being extracted out by step S45 by the traveling lane of being differentiated by step S44 and by detected vehicle speed of step S46, judge whether current driving violates above-mentioned restricted information, namely judge whether to have violated traffic law (step S47).Be judged as (step S47: be) while having violated restricted information, the above-mentioned warning 27f of portion with the form of word or sound to user give a warning (step S48).Be judged as (step S47: no) while not violating restricted information, return to step S41.

Below with reference to Figure 10 and Figure 11, further describe the present embodiment.Figure 10 is the display case that large-scale goods carrying vehicle (is violated the situation of traveling lane) while travelling on the track, the leftmost side 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 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 determine the current driving of this car on the leftmost track of above-mentioned restriction object road after, guider 10 is extracted out after the restricted information corresponding with traveling lane from the speed restriction/restricted information (table 1) that travels by step S45.While having stipulated in table 1 that large-scale goods carrying vehicle travels in the restriction object road in 3 tracks, forbid travelling on the track of the leftmost side.Therefore, according to the restricted information of above extraction, by step S47, can judge and violate restricted information by the violation judging part 27e that travels, namely judge and violated traffic law, thereby as shown in figure 10, in display frame, demonstrate warning/guidance information: " your type of vehicle: high capacity waggon.According to traffic method, you can not travel in track, the leftmost side.Please turn to rapidly middle or right-hand lane." in addition, in figure, dark flechette-type symbol represents to forbid traveling lane, light flechette-type symbol represents can traveling lane.

Figure 11 is the display case of small-sized passenger carrying vehicle while 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 determine the current driving of this car on the middle lane of above-mentioned restriction object road after, guider 10 is extracted out after the restricted information corresponding with traveling lane from the speed restriction/restricted information (table 1) that travels by step S45.While having stipulated in 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, by above-mentioned speed of a motor vehicle test section 25, detect the current speed per hour of this car (being assumed to be 140 kilometers in the present embodiment) again.Therefore, according to the restricted information of above extraction and the current vehicle speed that detects, by step S47, can judge and violate restricted information (having exceeded maximum speed limit) by comparing section 27d, namely judge it and travel and violated traffic law.Then, as shown in figure 11, in display frame, demonstrate warning/guidance information: " your present speed is 140 kilometers/hour, violates the traffic regulations.Please at 90 kilometers/hour~120 kilometers/hour, travel by regulation speed.”

[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 schematic diagram of the 3rd embodiment.

First, contrast Fig. 5 describes the workflow of the guider of the 3rd embodiment.First by above-mentioned microprocessor 20 (control part 27), judge (step S51) among the current whether process in navigating along guide line.If be judged as in bootup process (step S51: be), above-mentioned this truck position test section 27a detects this truck position (step S52).Then, by above-mentioned restriction object road identification part 27g, judged and on the place ahead guiding route of this truck position, whether have restriction object road (step S53), if there is restriction object road (step S53: be) on the place ahead guiding route of this truck position, by above-mentioned type of vehicle acquisition unit 27c, obtained the type of vehicle (step S54) of this car, and by above-mentioned number of track-lines identification part 27b identification the place ahead, limited the track quantity (step S55) of object road.Then, according to the track quantity of the above-mentioned restriction object road being obtained by above-mentioned steps S55 and the type of vehicle that obtained by above-mentioned steps S54, from the above-mentioned speed restriction/restricted information (table 1) that travels, extract the corresponding restricted information in each track (step S56).Then, by above-mentioned not shown distance calculating part, calculate the distance (step S57) the restriction object road from this car current location to above-mentioned the place ahead.Then, by above-mentioned microprocessor 20 (control part 27), judge whether the above-mentioned distance of calculating reaches institute's definite value (step S58).When being judged as the above-mentioned distance of calculating and reaching institute's definite value (step S58: be), just with the form of word or sound by the limitation information promoting being obtained by step S56 to user (step S59).If when being judged as the above-mentioned distance of calculating and not reaching institute's definite value (step S58: no), above-mentionedly apart from calculating part, continue to calculate this truck position to the distance (returning to step S57) between above-mentioned restriction object road.

Below with reference to Figure 12, the 3rd embodiment of the present invention is described in more detail.Figure 12 is the display case while there is 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 on the guiding route of the place ahead and exist while limiting object road, by above-mentioned steps S54, obtain the type of vehicle (large-scale loading) of this car, by above-mentioned steps S55, differentiate again the track quantity of above-mentioned restriction object road, then by above-mentioned steps S56, extract the restricted information in each track of the restriction object road in the place ahead out, according to table 1, this restricted information comprises in the present embodiment: when large-scale goods carrying vehicle travels in the restriction object road in 3 tracks, can only be in middle lane and rightmost side lanes, forbid in leftmost side lanes, large-scale goods carrying vehicle is when the middle lane of the restriction object road in 3 tracks travels, top speed is 100 kilometers/hour, and minimum speed is 90 kilometers/hour, while travelling on track, the rightmost side, top speed is 100 kilometers/hour, and minimum speed is 60 kilometers/hour.Then, by above-mentioned steps S57, calculate this truck position and to the place ahead, limit the distance of object road, when this distance reaches institute's definite value (for example, while being less than 1 kilometer), just the restricted information (fare that can travel) that shows as shown in figure 12, above-mentioned extraction in the display frame of display part 23.Though not shown in figure, also the speed limiting information in above-mentioned every track also can be simultaneously displayed in display frame.In addition, in the time of can also be as Figure 12 institute, to show current this truck position apart from show bar (symbol A), to the place ahead, limit the variation of the distance between object road, the track of forbidding travelling clearly can also be shown, as forbidden representing with " * " symbol on traveling lane at this.And can show the title of the place ahead restriction object road, as the demonstration information in Figure 12: " the place ahead is the at a high speed large star direction of capital money ".

Figure 13 is the guider about above-mentioned the 1st embodiment, and type of vehicle is vehicle display case under travel situations in the restriction object road in 3 tracks of motorcycle.In display frame, shown that " you are just travelling on 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 while limiting the restricted information in every track of object road with the form prompting user of sound obtains display case.In such cases, by the relevant restricted information of large-scale loading by audio output unit 22 (audio output device 18) formal output with sound.Its output content for example can be: when the lanes of the leftmost side, voice message " is forbidden, in leftmost side lanes, asking change lane." when middle lanes, voice message " is please controlled at speed between 90 kilometers/hour~100 kilometers/hour." while travelling on the fare of the rightmost side, voice message " is please controlled at speed 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, with light (as light green color), mark the track that can travel.In addition, can also demonstrate as shown in figure 14 the title of road ahead.

In addition, in each above-mentioned embodiment, according to actual condition of road surface and weather conditions, restricted information, with respect in the situation that speed restriction/restricted information that travels changes showing in table 1, is prompted to user by the information priority after this variation.For example: top speed becomes 60 kilometers of speed per hours owing to raining heavily, and the top speed information that is prompted to user just becomes 60 kilometers/hour.Information after variation can be obtained from the special tissue of path management database as previously mentioned, or, also can pass through the camera head 19 (the image acquisition portion 24 of Fig. 2) of Fig. 1, to the numeral of the speed restriction of expressing on road or sign shooting, by the image obtaining is carried out to image, process and draw speed restricted information, be stored in data-carrier store 21b.

To sum up, embodiments of the invention are illustrated.But the present invention is not limited to the scope that above-described embodiment is described; anyly be familiar with those skilled in the art in the disclosed technical scope of the present invention; according to technical scheme of the present invention and inventive concept thereof, be equal to replacement or changed, within all should being encompassed in protection scope of the present invention.

Claims (16)

1. a guider, possesses:
Map information, storage comprises the cartographic information of road information;
This truck position test section, detects the position of this car;
Display part, overlapping demonstration on the map of Gai Zhe truck position, this truck position periphery that above-mentioned this truck position test section is detected;
It is characterized in that also having:
Guidance information efferent, by image or voice output guidance information;
Number of track-lines identification part, identifies the track quantity of the road that the direct of travel of this car exists;
Traveling lane judegment part, judges the track that this car travels;
Type of vehicle acquisition portion, obtains the type of this car;
Storage part, storage restricted information, this restricted information comprise each track based on track quantity and type of vehicle top speed, minimum speed, forbid at least one information in travelling;
The type of vehicle obtaining according to the track quantity of above-mentioned number of track-lines identification part identification and above-mentioned type of vehicle acquisition portion, from above-mentioned storage part, extract the restricted information about above-mentioned detected the car traveling lane of lane discriminating portion that travel out, and the restricted information of extraction is exported by above-mentioned guidance information efferent.
2. guider according to claim 1, is characterized in that, has:
Speed of a motor vehicle test section, detects the travel speed of this car;
Comparing section, the maximum speed limit that the track that relatively travel speed of this car and Ben Che travel sets;
When the travel speed that is this car in the result of above-mentioned comparing section comparison has exceeded top speed that above-mentioned traveling lane sets or minimum speed, above-mentioned guidance information efferent sends the warning of track change, acceleration or deceleration.
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 car type obtaining from above-mentioned type of vehicle acquisition portion and above-mentioned car sets, while travelling, send the warning of track change on the track that this car is being forbidden travelling.
4. guider according to claim 1, is characterized in that, has:
Restriction object road identification part, whether the place ahead of identifying this car direct of travel exists each track according to track quantity and type of vehicle, to be set respectively the restriction object road of restricted information;
Apart from calculating part, calculate the distance from this truck position to above-mentioned restriction object road;
When the above-mentioned distance of calculating apart from calculating part reaches predetermined value, the restricted information that above-mentioned guidance information efferent output is set by each track according to the track quantity of above-mentioned restriction object road and type of vehicle.
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, 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 preset by user.
7. a guider, possesses:
Map information, storage comprises the cartographic information of road information;
This truck position test section, detects the position of this car;
Display part, overlapping demonstration on the map of Gai Zhe truck position, this truck position periphery that above-mentioned this truck position test section is detected;
It is characterized in that also having:
Speed of a motor vehicle test section, detects the travel speed of this car;
Guidance information efferent, by image or voice output guidance information;
Number of track-lines identification part, identifies the track quantity of the road that the direct of travel of this car exists;
Traveling lane judegment part, judges the track that this car travels;
Type of vehicle acquisition portion, obtains the type of this car;
Storage part, storage restricted information, this restricted information comprise each track based on track quantity and type of vehicle top speed, minimum speed, forbid at least one information in travelling;
The in violation of rules and regulations judging part that travels, the restricted information of storing in the traveling lane of this car of the speed that this car detecting according to above-mentioned speed of a motor vehicle test section travels, the above-mentioned lane discriminating portion judgement of travelling and above-mentioned storage part, judges the whether traffic violation of travelling of this car.
8. guider according to claim 7, is characterized in that, has comparing section, the maximum speed limit that the track that relatively travel speed of this car and Ben Che travel sets;
When judging this car, the described judging part that travels in violation of rules and regulations travels while 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, 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 preset by user.
The limitation information promoting method of 11. 1 kinds of guiders, comprising:
This truck position detecting step, detects the position of this car,
Step display, overlapping demonstration on the map of Gai Zhe truck position, this truck position periphery that above-mentioned this truck position detecting step is detected;
It is characterized in that, further comprising the steps of:
Number of track-lines identification step, identifies the track quantity of the road that the direct of travel of this car exists;
Traveling lane discriminating step, judges the track that this car travels;
Type of vehicle obtains step, obtains the type of this car;
Storing step, storage restricted information, this restricted information comprise each track based on track quantity and type of vehicle top speed, minimum speed, forbid at least one information in travelling;
Restricted information is extracted step out, according to the track quantity of above-mentioned number of track-lines identification step identification and above-mentioned type of vehicle, obtain the type of vehicle that step obtains, from the restricted information of above-mentioned storing step storage, extract the restricted information about above-mentioned detected the car traveling lane of lane discriminating step that travel out;
Output step, by the restricted information output of above-mentioned extraction.
The limitation information promoting method of 12. guiders according to claim 11, is characterized in that, has:
Speed of a motor vehicle detecting step, detects the speed that this car travels;
Comparison step, the maximum speed limit that the track that more above-mentioned car travel speed and above-mentioned car travel sets;
Warning step, when the travel speed that is this car in the result of above-mentioned comparison step comparison has exceeded top speed that above-mentioned traveling lane sets or minimum speed, sends the warning message of track change, acceleration or deceleration.
The limitation information promoting method of 13. guiders according to claim 11, it is characterized in that, according to the restricted information that obtains track that this car type that step obtains and above-mentioned car travel from above-mentioned type of vehicle and set, while travelling, send the warning message of track change on the track that this car is being forbidden travelling.
The limitation information promoting method of 14. guiders according to claim 11, has:
Restriction object road identification step, whether the place ahead of identifying this car direct of travel exists each track according to track quantity and type of vehicle, to be set respectively the restriction object road of restricted information;
Apart from calculation procedure, calculate the distance from this truck position to above-mentioned restriction object road;
When the above-mentioned distance of calculating apart from calculation procedure reaches predetermined value, output is according to 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 15. 1 kinds of guiders, comprising:
This truck position detecting step, detects the position of this car;
Step display, overlapping demonstration on the map of Gai Zhe truck position, this truck position periphery that above-mentioned this truck position detecting step is detected;
It is characterized in that, further comprising the steps of:
Speed of a motor vehicle detecting step, detects the travel speed of this car;
Number of track-lines identification step, identifies the track quantity of the road that the direct of travel of this car exists;
Traveling lane discriminating step, judges the track that this car travels;
Type of vehicle obtains step, obtains the type of this car;
Storing step, storage restricted information, this restricted information comprise each track based on track quantity and type of vehicle top speed, minimum speed, forbid at least one information in travelling;
Determining step in violation of rules and regulations travels, the restricted information of storing in the traveling lane of this car of the speed that this car detecting according to above-mentioned speed of a motor vehicle detecting step travels, the above-mentioned lane discriminating step judgement of travelling and above-mentioned storing step, judges the whether traffic violation of travelling of this car.
The limitation information promoting method of 16. guiders according to claim 15, has:
Comparison step, the maximum speed limit that the track that more above-mentioned car travel speed and above-mentioned car travel sets;
Warning step, judges that by the described determining step that travels in violation of rules and regulations this car travels while having violated traffic law, and information gives a warning.
CN200810178315.XA 2008-11-28 2008-11-28 Navigation device and limitation information promoting method thereof CN101750069B (en)

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